aclocal.m4

   1 dnl***************************************************************************
   2 dnl Copyright (c) 1998-2011,2012 Free Software Foundation, Inc.              *
   3 dnl                                                                          *
   4 dnl Permission is hereby granted, free of charge, to any person obtaining a  *
   5 dnl copy of this software and associated documentation files (the            *
   6 dnl "Software"), to deal in the Software without restriction, including      *
   7 dnl without limitation the rights to use, copy, modify, merge, publish,      *
   8 dnl distribute, distribute with modifications, sublicense, and/or sell       *
   9 dnl copies of the Software, and to permit persons to whom the Software is    *
  10 dnl furnished to do so, subject to the following conditions:                 *
  11 dnl                                                                          *
  12 dnl The above copyright notice and this permission notice shall be included  *
  13 dnl in all copies or substantial portions of the Software.                   *
  14 dnl                                                                          *
  15 dnl THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
  16 dnl OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
  17 dnl MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
  18 dnl IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
  19 dnl DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
  20 dnl OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
  21 dnl THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
  22 dnl                                                                          *
  23 dnl Except as contained in this notice, the name(s) of the above copyright   *
  24 dnl holders shall not be used in advertising or otherwise to promote the     *
  25 dnl sale, use or other dealings in this Software without prior written       *
  26 dnl authorization.                                                           *
  27 dnl***************************************************************************
  28 dnl
  29 dnl Author: Thomas E. Dickey 1995-on
  30 dnl
  31 dnl $Id: aclocal.m4,v 1.619 2012/08/04 18:04:12 tom Exp $
  32 dnl Macros used in NCURSES auto-configuration script.
  33 dnl
  34 dnl These macros are maintained separately from NCURSES.  The copyright on
  35 dnl this file applies to the aggregation of macros and does not affect use of
  36 dnl these macros in other applications.
  37 dnl
  38 dnl See http://invisible-island.net/autoconf/ for additional information.
  39 dnl
  40 dnl ---------------------------------------------------------------------------
  41 dnl ---------------------------------------------------------------------------
  42 dnl AM_LANGINFO_CODESET version: 3 updated: 2002/10/27 23:21:42
  43 dnl -------------------
  44 dnl Inserted as requested by gettext 0.10.40
  45 dnl File from /usr/share/aclocal
  46 dnl codeset.m4
  47 dnl ====================
  48 dnl serial AM1
  49 dnl
  50 dnl From Bruno Haible.
  51 AC_DEFUN([AM_LANGINFO_CODESET],
  52 [
  53   AC_CACHE_CHECK([for nl_langinfo and CODESET], am_cv_langinfo_codeset,
  54     [AC_TRY_LINK([#include <langinfo.h>],
  55       [char* cs = nl_langinfo(CODESET);],
  56       am_cv_langinfo_codeset=yes,
  57       am_cv_langinfo_codeset=no)
  58     ])
  59   if test $am_cv_langinfo_codeset = yes; then
  60     AC_DEFINE(HAVE_LANGINFO_CODESET, 1,
  61       [Define if you have <langinfo.h> and nl_langinfo(CODESET).])
  62   fi
  63 ])dnl
  64 dnl ---------------------------------------------------------------------------
  65 dnl CF_ACVERSION_CHECK version: 2 updated: 2011/05/08 11:22:03
  66 dnl ------------------
  67 dnl Conditionally generate script according to whether we're using a given autoconf.
  68 dnl
  69 dnl $1 = version to compare against
  70 dnl $2 = code to use if AC_ACVERSION is at least as high as $1.
  71 dnl $3 = code to use if AC_ACVERSION is older than $1.
  72 define(CF_ACVERSION_CHECK,
  73 [
  74 ifdef([m4_version_compare],
  75 [m4_if(m4_version_compare(m4_defn([AC_ACVERSION]), [$1]), -1, [$3], [$2])],
  76 [CF_ACVERSION_COMPARE(
  77 AC_PREREQ_CANON(AC_PREREQ_SPLIT([$1])),
  78 AC_PREREQ_CANON(AC_PREREQ_SPLIT(AC_ACVERSION)), AC_ACVERSION, [$2], [$3])])])dnl
  79 dnl ---------------------------------------------------------------------------
  80 dnl CF_ACVERSION_COMPARE version: 2 updated: 2011/04/14 20:56:50
  81 dnl --------------------
  82 dnl CF_ACVERSION_COMPARE(MAJOR1, MINOR1, TERNARY1,
  83 dnl                      MAJOR2, MINOR2, TERNARY2,
  84 dnl                      PRINTABLE2, not FOUND, FOUND)
  85 define(CF_ACVERSION_COMPARE,
  86 [ifelse(builtin([eval], [$2 < $5]), 1,
  87 [ifelse([$8], , ,[$8])],
  88 [ifelse([$9], , ,[$9])])])dnl
  89 dnl ---------------------------------------------------------------------------
  90 dnl CF_ADA_INCLUDE_DIRS version: 6 updated: 2010/02/26 19:52:07
  91 dnl -------------------
  92 dnl Construct the list of include-options for the C programs in the Ada95
  93 dnl binding.
  94 AC_DEFUN([CF_ADA_INCLUDE_DIRS],
  95 [
  96 ACPPFLAGS="-I. -I../include -I../../include $ACPPFLAGS"
  97 if test "$srcdir" != "."; then
  98         ACPPFLAGS="-I\${srcdir}/../../include $ACPPFLAGS"
  99 fi
 100 if test "$GCC" != yes; then
 101         ACPPFLAGS="$ACPPFLAGS -I\${includedir}"
 102 elif test "$includedir" != "/usr/include"; then
 103         if test "$includedir" = '${prefix}/include' ; then
 104                 if test $prefix != /usr ; then
 105                         ACPPFLAGS="$ACPPFLAGS -I\${includedir}"
 106                 fi
 107         else
 108                 ACPPFLAGS="$ACPPFLAGS -I\${includedir}"
 109         fi
 110 fi
 111 AC_SUBST(ACPPFLAGS)
 112 ])dnl
 113 dnl ---------------------------------------------------------------------------
 114 dnl CF_ADD_ADAFLAGS version: 1 updated: 2010/06/19 15:22:18
 115 dnl ---------------
 116 dnl Add to $ADAFLAGS, which is substituted into makefile and scripts.
 117 AC_DEFUN([CF_ADD_ADAFLAGS],[
 118         ADAFLAGS="$ADAFLAGS $1"
 119         AC_SUBST(ADAFLAGS)
 120 ])dnl
 121 dnl ---------------------------------------------------------------------------
 122 dnl CF_ADD_CFLAGS version: 10 updated: 2010/05/26 05:38:42
 123 dnl -------------
 124 dnl Copy non-preprocessor flags to $CFLAGS, preprocessor flags to $CPPFLAGS
 125 dnl The second parameter if given makes this macro verbose.
 126 dnl
 127 dnl Put any preprocessor definitions that use quoted strings in $EXTRA_CPPFLAGS,
 128 dnl to simplify use of $CPPFLAGS in compiler checks, etc., that are easily
 129 dnl confused by the quotes (which require backslashes to keep them usable).
 130 AC_DEFUN([CF_ADD_CFLAGS],
 131 [
 132 cf_fix_cppflags=no
 133 cf_new_cflags=
 134 cf_new_cppflags=
 135 cf_new_extra_cppflags=
 136
 137 for cf_add_cflags in $1
 138 do
 139 case $cf_fix_cppflags in
 140 no)
 141         case $cf_add_cflags in #(vi
 142         -undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C) #(vi
 143                 case $cf_add_cflags in
 144                 -D*)
 145                         cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[[^=]]*='\''\"[[^"]]*//'`
 146
 147                         test "${cf_add_cflags}" != "${cf_tst_cflags}" \
 148                                 && test -z "${cf_tst_cflags}" \
 149                                 && cf_fix_cppflags=yes
 150
 151                         if test $cf_fix_cppflags = yes ; then
 152                                 cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
 153                                 continue
 154                         elif test "${cf_tst_cflags}" = "\"'" ; then
 155                                 cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
 156                                 continue
 157                         fi
 158                         ;;
 159                 esac
 160                 case "$CPPFLAGS" in
 161                 *$cf_add_cflags) #(vi
 162                         ;;
 163                 *) #(vi
 164                         case $cf_add_cflags in #(vi
 165                         -D*)
 166                                 cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
 167                                 CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,$cf_tst_cppflags)
 168                                 ;;
 169                         esac
 170                         cf_new_cppflags="$cf_new_cppflags $cf_add_cflags"
 171                         ;;
 172                 esac
 173                 ;;
 174         *)
 175                 cf_new_cflags="$cf_new_cflags $cf_add_cflags"
 176                 ;;
 177         esac
 178         ;;
 179 yes)
 180         cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
 181
 182         cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[[^"]]*"'\''//'`
 183
 184         test "${cf_add_cflags}" != "${cf_tst_cflags}" \
 185                 && test -z "${cf_tst_cflags}" \
 186                 && cf_fix_cppflags=no
 187         ;;
 188 esac
 189 done
 190
 191 if test -n "$cf_new_cflags" ; then
 192         ifelse([$2],,,[CF_VERBOSE(add to \$CFLAGS $cf_new_cflags)])
 193         CFLAGS="$CFLAGS $cf_new_cflags"
 194 fi
 195
 196 if test -n "$cf_new_cppflags" ; then
 197         ifelse([$2],,,[CF_VERBOSE(add to \$CPPFLAGS $cf_new_cppflags)])
 198         CPPFLAGS="$CPPFLAGS $cf_new_cppflags"
 199 fi
 200
 201 if test -n "$cf_new_extra_cppflags" ; then
 202         ifelse([$2],,,[CF_VERBOSE(add to \$EXTRA_CPPFLAGS $cf_new_extra_cppflags)])
 203         EXTRA_CPPFLAGS="$cf_new_extra_cppflags $EXTRA_CPPFLAGS"
 204 fi
 205
 206 AC_SUBST(EXTRA_CPPFLAGS)
 207
 208 ])dnl
 209 dnl ---------------------------------------------------------------------------
 210 dnl CF_ADD_INCDIR version: 13 updated: 2010/05/26 16:44:57
 211 dnl -------------
 212 dnl Add an include-directory to $CPPFLAGS.  Don't add /usr/include, since it's
 213 dnl redundant.  We don't normally need to add -I/usr/local/include for gcc,
 214 dnl but old versions (and some misinstalled ones) need that.  To make things
 215 dnl worse, gcc 3.x may give error messages if -I/usr/local/include is added to
 216 dnl the include-path).
 217 AC_DEFUN([CF_ADD_INCDIR],
 218 [
 219 if test -n "$1" ; then
 220   for cf_add_incdir in $1
 221   do
 222         while test $cf_add_incdir != /usr/include
 223         do
 224           if test -d $cf_add_incdir
 225           then
 226                 cf_have_incdir=no
 227                 if test -n "$CFLAGS$CPPFLAGS" ; then
 228                   # a loop is needed to ensure we can add subdirs of existing dirs
 229                   for cf_test_incdir in $CFLAGS $CPPFLAGS ; do
 230                         if test ".$cf_test_incdir" = ".-I$cf_add_incdir" ; then
 231                           cf_have_incdir=yes; break
 232                         fi
 233                   done
 234                 fi
 235
 236                 if test "$cf_have_incdir" = no ; then
 237                   if test "$cf_add_incdir" = /usr/local/include ; then
 238                         if test "$GCC" = yes
 239                         then
 240                           cf_save_CPPFLAGS=$CPPFLAGS
 241                           CPPFLAGS="$CPPFLAGS -I$cf_add_incdir"
 242                           AC_TRY_COMPILE([#include <stdio.h>],
 243                                   [printf("Hello")],
 244                                   [],
 245                                   [cf_have_incdir=yes])
 246                           CPPFLAGS=$cf_save_CPPFLAGS
 247                         fi
 248                   fi
 249                 fi
 250
 251                 if test "$cf_have_incdir" = no ; then
 252                   CF_VERBOSE(adding $cf_add_incdir to include-path)
 253                   ifelse([$2],,CPPFLAGS,[$2])="$ifelse([$2],,CPPFLAGS,[$2]) -I$cf_add_incdir"
 254
 255                   cf_top_incdir=`echo $cf_add_incdir | sed -e 's%/include/.*$%/include%'`
 256                   test "$cf_top_incdir" = "$cf_add_incdir" && break
 257                   cf_add_incdir="$cf_top_incdir"
 258                 else
 259                   break
 260                 fi
 261           fi
 262         done
 263   done
 264 fi
 265 ])dnl
 266 dnl ---------------------------------------------------------------------------
 267 dnl CF_ADD_LIB version: 2 updated: 2010/06/02 05:03:05
 268 dnl ----------
 269 dnl Add a library, used to enforce consistency.
 270 dnl
 271 dnl $1 = library to add, without the "-l"
 272 dnl $2 = variable to update (default $LIBS)
 273 AC_DEFUN([CF_ADD_LIB],[CF_ADD_LIBS(-l$1,ifelse($2,,LIBS,[$2]))])dnl
 274 dnl ---------------------------------------------------------------------------
 275 dnl CF_ADD_LIBDIR version: 9 updated: 2010/05/26 16:44:57
 276 dnl -------------
 277 dnl     Adds to the library-path
 278 dnl
 279 dnl     Some machines have trouble with multiple -L options.
 280 dnl
 281 dnl $1 is the (list of) directory(s) to add
 282 dnl $2 is the optional name of the variable to update (default LDFLAGS)
 283 dnl
 284 AC_DEFUN([CF_ADD_LIBDIR],
 285 [
 286 if test -n "$1" ; then
 287   for cf_add_libdir in $1
 288   do
 289     if test $cf_add_libdir = /usr/lib ; then
 290       :
 291     elif test -d $cf_add_libdir
 292     then
 293       cf_have_libdir=no
 294       if test -n "$LDFLAGS$LIBS" ; then
 295         # a loop is needed to ensure we can add subdirs of existing dirs
 296         for cf_test_libdir in $LDFLAGS $LIBS ; do
 297           if test ".$cf_test_libdir" = ".-L$cf_add_libdir" ; then
 298             cf_have_libdir=yes; break
 299           fi
 300         done
 301       fi
 302       if test "$cf_have_libdir" = no ; then
 303         CF_VERBOSE(adding $cf_add_libdir to library-path)
 304         ifelse([$2],,LDFLAGS,[$2])="-L$cf_add_libdir $ifelse([$2],,LDFLAGS,[$2])"
 305       fi
 306     fi
 307   done
 308 fi
 309 ])dnl
 310 dnl ---------------------------------------------------------------------------
 311 dnl CF_ADD_LIBS version: 1 updated: 2010/06/02 05:03:05
 312 dnl -----------
 313 dnl Add one or more libraries, used to enforce consistency.
 314 dnl
 315 dnl $1 = libraries to add, with the "-l", etc.
 316 dnl $2 = variable to update (default $LIBS)
 317 AC_DEFUN([CF_ADD_LIBS],[ifelse($2,,LIBS,[$2])="$1 [$]ifelse($2,,LIBS,[$2])"])dnl
 318 dnl ---------------------------------------------------------------------------
 319 dnl CF_ADD_SUBDIR_PATH version: 3 updated: 2010/07/03 20:58:12
 320 dnl ------------------
 321 dnl Append to a search-list for a nonstandard header/lib-file
 322 dnl     $1 = the variable to return as result
 323 dnl     $2 = the package name
 324 dnl     $3 = the subdirectory, e.g., bin, include or lib
 325 dnl $4 = the directory under which we will test for subdirectories
 326 dnl $5 = a directory that we do not want $4 to match
 327 AC_DEFUN([CF_ADD_SUBDIR_PATH],
 328 [
 329 test "$4" != "$5" && \
 330 test -d "$4" && \
 331 ifelse([$5],NONE,,[(test $5 = NONE || test "$4" != "$5") &&]) {
 332         test -n "$verbose" && echo "    ... testing for $3-directories under $4"
 333         test -d $4/$3 &&          $1="[$]$1 $4/$3"
 334         test -d $4/$3/$2 &&       $1="[$]$1 $4/$3/$2"
 335         test -d $4/$3/$2/$3 &&    $1="[$]$1 $4/$3/$2/$3"
 336         test -d $4/$2/$3 &&       $1="[$]$1 $4/$2/$3"
 337         test -d $4/$2/$3/$2 &&    $1="[$]$1 $4/$2/$3/$2"
 338 }
 339 ])dnl
 340 dnl ---------------------------------------------------------------------------
 341 dnl CF_ANSI_CC_CHECK version: 11 updated: 2011/07/01 19:47:45
 342 dnl ----------------
 343 dnl This was originally adapted from the macros 'fp_PROG_CC_STDC' and
 344 dnl 'fp_C_PROTOTYPES' in the sharutils 4.2 distribution.
 345 AC_DEFUN([CF_ANSI_CC_CHECK],
 346 [
 347 # This should have been defined by AC_PROG_CC
 348 : ${CC:=cc}
 349
 350 # Check for user's environment-breakage by stuffing CFLAGS/CPPFLAGS content
 351 # into CC.  This will not help with broken scripts that wrap the compiler with
 352 # options, but eliminates a more common category of user confusion.
 353 AC_MSG_CHECKING(\$CC variable)
 354 case "$CC" in #(vi
 355 *[[\ \  ]]-[[IUD]]*)
 356         AC_MSG_RESULT(broken)
 357         AC_MSG_WARN(your environment misuses the CC variable to hold CFLAGS/CPPFLAGS options)
 358         # humor him...
 359         cf_flags=`echo "$CC" | sed -e 's/^[[^   ]]*[[   ]]//'`
 360         CC=`echo "$CC" | sed -e 's/[[   ]].*//'`
 361         CF_ADD_CFLAGS($cf_flags)
 362         ;;
 363 *)
 364         AC_MSG_RESULT(ok)
 365         ;;
 366 esac
 367
 368 AC_CACHE_CHECK(for ${CC:-cc} option to accept ANSI C, cf_cv_ansi_cc,[
 369 cf_cv_ansi_cc=no
 370 cf_save_CFLAGS="$CFLAGS"
 371 cf_save_CPPFLAGS="$CPPFLAGS"
 372 # Don't try gcc -ansi; that turns off useful extensions and
 373 # breaks some systems' header files.
 374 # AIX                   -qlanglvl=ansi
 375 # Ultrix and OSF/1      -std1
 376 # HP-UX                 -Aa -D_HPUX_SOURCE
 377 # SVR4                  -Xc
 378 # UnixWare 1.2          (cannot use -Xc, since ANSI/POSIX clashes)
 379 for cf_arg in "-DCC_HAS_PROTOS" \
 380         "" \
 381         -qlanglvl=ansi \
 382         -std1 \
 383         -Ae \
 384         "-Aa -D_HPUX_SOURCE" \
 385         -Xc
 386 do
 387         CF_ADD_CFLAGS($cf_arg)
 388         AC_TRY_COMPILE(
 389 [
 390 #ifndef CC_HAS_PROTOS
 391 #if !defined(__STDC__) || (__STDC__ != 1)
 392 choke me
 393 #endif
 394 #endif
 395 ],[
 396         int test (int i, double x);
 397         struct s1 {int (*f) (int a);};
 398         struct s2 {int (*f) (double a);};],
 399         [cf_cv_ansi_cc="$cf_arg"; break])
 400 done
 401 CFLAGS="$cf_save_CFLAGS"
 402 CPPFLAGS="$cf_save_CPPFLAGS"
 403 ])
 404
 405 if test "$cf_cv_ansi_cc" != "no"; then
 406 if test ".$cf_cv_ansi_cc" != ".-DCC_HAS_PROTOS"; then
 407         CF_ADD_CFLAGS($cf_cv_ansi_cc)
 408 else
 409         AC_DEFINE(CC_HAS_PROTOS)
 410 fi
 411 fi
 412 ])dnl
 413 dnl ---------------------------------------------------------------------------
 414 dnl CF_ANSI_CC_REQD version: 4 updated: 2008/03/23 14:48:54
 415 dnl ---------------
 416 dnl For programs that must use an ANSI compiler, obtain compiler options that
 417 dnl will make it recognize prototypes.  We'll do preprocessor checks in other
 418 dnl macros, since tools such as unproto can fake prototypes, but only part of
 419 dnl the preprocessor.
 420 AC_DEFUN([CF_ANSI_CC_REQD],
 421 [AC_REQUIRE([CF_ANSI_CC_CHECK])
 422 if test "$cf_cv_ansi_cc" = "no"; then
 423         AC_MSG_ERROR(
 424 [Your compiler does not appear to recognize prototypes.
 425 You have the following choices:
 426         a. adjust your compiler options
 427         b. get an up-to-date compiler
 428         c. use a wrapper such as unproto])
 429 fi
 430 ])dnl
 431 dnl ---------------------------------------------------------------------------
 432 dnl CF_ARG_DISABLE version: 3 updated: 1999/03/30 17:24:31
 433 dnl --------------
 434 dnl Allow user to disable a normally-on option.
 435 AC_DEFUN([CF_ARG_DISABLE],
 436 [CF_ARG_OPTION($1,[$2],[$3],[$4],yes)])dnl
 437 dnl ---------------------------------------------------------------------------
 438 dnl CF_ARG_OPTION version: 4 updated: 2010/05/26 05:38:42
 439 dnl -------------
 440 dnl Restricted form of AC_ARG_ENABLE that ensures user doesn't give bogus
 441 dnl values.
 442 dnl
 443 dnl Parameters:
 444 dnl $1 = option name
 445 dnl $2 = help-string
 446 dnl $3 = action to perform if option is not default
 447 dnl $4 = action if perform if option is default
 448 dnl $5 = default option value (either 'yes' or 'no')
 449 AC_DEFUN([CF_ARG_OPTION],
 450 [AC_ARG_ENABLE([$1],[$2],[test "$enableval" != ifelse([$5],no,yes,no) && enableval=ifelse([$5],no,no,yes)
 451   if test "$enableval" != "$5" ; then
 452 ifelse([$3],,[    :]dnl
 453 ,[    $3]) ifelse([$4],,,[
 454   else
 455     $4])
 456   fi],[enableval=$5 ifelse([$4],,,[
 457   $4
 458 ])dnl
 459   ])])dnl
 460 dnl ---------------------------------------------------------------------------
 461 dnl CF_AR_FLAGS version: 5 updated: 2010/05/20 20:24:29
 462 dnl -----------
 463 dnl Check for suitable "ar" (archiver) options for updating an archive.
 464 AC_DEFUN([CF_AR_FLAGS],[
 465 AC_REQUIRE([CF_PROG_AR])
 466
 467 AC_CACHE_CHECK(for options to update archives, cf_cv_ar_flags,[
 468         cf_cv_ar_flags=unknown
 469         for cf_ar_flags in -curv curv -crv crv -cqv cqv -rv rv
 470         do
 471
 472                 # check if $ARFLAGS already contains this choice
 473                 if test "x$ARFLAGS" != "x" ; then
 474                         cf_check_ar_flags=`echo "x$ARFLAGS" | sed -e "s/$cf_ar_flags\$//" -e "s/$cf_ar_flags / /"`
 475                         if test "x$ARFLAGS" != "$cf_check_ar_flags" ; then
 476                                 cf_cv_ar_flags=
 477                                 break
 478                         fi
 479                 fi
 480
 481                 rm -f conftest.$ac_cv_objext
 482                 rm -f conftest.a
 483
 484                 cat >conftest.$ac_ext <<EOF
 485 #line __oline__ "configure"
 486 int     testdata[[3]] = { 123, 456, 789 };
 487 EOF
 488                 if AC_TRY_EVAL(ac_compile) ; then
 489                         echo "$AR $ARFLAGS $cf_ar_flags conftest.a conftest.$ac_cv_objext" >&AC_FD_CC
 490                         $AR $ARFLAGS $cf_ar_flags conftest.a conftest.$ac_cv_objext 2>&AC_FD_CC 1>/dev/null
 491                         if test -f conftest.a ; then
 492                                 cf_cv_ar_flags=$cf_ar_flags
 493                                 break
 494                         fi
 495                 else
 496                         CF_VERBOSE(cannot compile test-program)
 497                         break
 498                 fi
 499         done
 500         rm -f conftest.a conftest.$ac_ext conftest.$ac_cv_objext
 501 ])
 502
 503 if test -n "$ARFLAGS" ; then
 504         if test -n "$cf_cv_ar_flags" ; then
 505                 ARFLAGS="$ARFLAGS $cf_cv_ar_flags"
 506         fi
 507 else
 508         ARFLAGS=$cf_cv_ar_flags
 509 fi
 510
 511 AC_SUBST(ARFLAGS)
 512 ])
 513 dnl ---------------------------------------------------------------------------
 514 dnl CF_AWK_BIG_PRINTF version: 4 updated: 2011/10/30 17:09:50
 515 dnl -----------------
 516 dnl Check if awk can handle big strings using printf.  Some older versions of
 517 dnl awk choke on large strings passed via "%s".
 518 dnl
 519 dnl $1 = desired string size
 520 dnl $2 = variable to set with result
 521 AC_DEFUN([CF_AWK_BIG_PRINTF],
 522 [
 523         case x$AWK in #(vi
 524         x)
 525                 eval $2=no
 526                 ;;
 527         *) #(vi
 528                 if ( ${AWK} 'BEGIN { xx = "x"; while (length(xx) < $1) { xx = xx "x"; }; printf("%s\n", xx); }' 2>/dev/null \
 529                         | $AWK '{ printf "%d\n", length([$]0); }' 2>/dev/null | $AWK 'BEGIN { eqls=0; recs=0; } { recs++; if ([$]0 == 12000) eqls++; } END { if (recs != 1 || eqls != 1) exit 1; }' 2>/dev/null >/dev/null ) ; then
 530                         eval $2=yes
 531                 else
 532                         eval $2=no
 533                 fi
 534                 ;;
 535         esac
 536 ])dnl
 537 dnl ---------------------------------------------------------------------------
 538 dnl CF_BOOL_DECL version: 8 updated: 2004/01/30 15:51:18
 539 dnl ------------
 540 dnl Test if 'bool' is a builtin type in the configured C++ compiler.  Some
 541 dnl older compilers (e.g., gcc 2.5.8) don't support 'bool' directly; gcc
 542 dnl 2.6.3 does, in anticipation of the ANSI C++ standard.
 543 dnl
 544 dnl Treat the configuration-variable specially here, since we're directly
 545 dnl substituting its value (i.e., 1/0).
 546 dnl
 547 dnl $1 is the shell variable to store the result in, if not $cv_cv_builtin_bool
 548 AC_DEFUN([CF_BOOL_DECL],
 549 [
 550 AC_MSG_CHECKING(if we should include stdbool.h)
 551
 552 AC_CACHE_VAL(cf_cv_header_stdbool_h,[
 553         AC_TRY_COMPILE([],[bool foo = false],
 554                 [cf_cv_header_stdbool_h=0],
 555                 [AC_TRY_COMPILE([
 556 #ifndef __BEOS__
 557 #include <stdbool.h>
 558 #endif
 559 ],[bool foo = false],
 560                         [cf_cv_header_stdbool_h=1],
 561                         [cf_cv_header_stdbool_h=0])])])
 562
 563 if test "$cf_cv_header_stdbool_h" = 1
 564 then    AC_MSG_RESULT(yes)
 565 else    AC_MSG_RESULT(no)
 566 fi
 567
 568 AC_MSG_CHECKING([for builtin bool type])
 569
 570 AC_CACHE_VAL(ifelse($1,,cf_cv_builtin_bool,[$1]),[
 571         AC_TRY_COMPILE([
 572 #include <stdio.h>
 573 #include <sys/types.h>
 574 ],[bool x = false],
 575                 [ifelse($1,,cf_cv_builtin_bool,[$1])=1],
 576                 [ifelse($1,,cf_cv_builtin_bool,[$1])=0])
 577         ])
 578
 579 if test "$ifelse($1,,cf_cv_builtin_bool,[$1])" = 1
 580 then    AC_MSG_RESULT(yes)
 581 else    AC_MSG_RESULT(no)
 582 fi
 583 ])dnl
 584 dnl ---------------------------------------------------------------------------
 585 dnl CF_BOOL_SIZE version: 12 updated: 2006/12/16 12:33:30
 586 dnl ------------
 587 dnl Test for the size of 'bool' in the configured C++ compiler (e.g., a type).
 588 dnl Don't bother looking for bool.h, since it's been deprecated.
 589 dnl
 590 dnl If the current compiler is C rather than C++, we get the bool definition
 591 dnl from <stdbool.h>.
 592 AC_DEFUN([CF_BOOL_SIZE],
 593 [
 594 AC_MSG_CHECKING([for size of bool])
 595 AC_CACHE_VAL(cf_cv_type_of_bool,[
 596         rm -f cf_test.out
 597         AC_TRY_RUN([
 598 #include <stdlib.h>
 599 #include <stdio.h>
 600
 601 #if defined(__cplusplus)
 602
 603 #ifdef HAVE_GXX_BUILTIN_H
 604 #include <g++/builtin.h>
 605 #elif HAVE_GPP_BUILTIN_H
 606 #include <gpp/builtin.h>
 607 #elif HAVE_BUILTIN_H
 608 #include <builtin.h>
 609 #endif
 610
 611 #else
 612
 613 #if $cf_cv_header_stdbool_h
 614 #include <stdbool.h>
 615 #endif
 616
 617 #endif
 618
 619 main()
 620 {
 621         FILE *fp = fopen("cf_test.out", "w");
 622         if (fp != 0) {
 623                 bool x = true;
 624                 if ((bool)(-x) >= 0)
 625                         fputs("unsigned ", fp);
 626                 if (sizeof(x) == sizeof(int))       fputs("int",  fp);
 627                 else if (sizeof(x) == sizeof(char)) fputs("char", fp);
 628                 else if (sizeof(x) == sizeof(short))fputs("short",fp);
 629                 else if (sizeof(x) == sizeof(long)) fputs("long", fp);
 630                 fclose(fp);
 631         }
 632         ${cf_cv_main_return:-return}(0);
 633 }
 634                 ],
 635                 [cf_cv_type_of_bool=`cat cf_test.out`
 636                  if test -z "$cf_cv_type_of_bool"; then
 637                    cf_cv_type_of_bool=unknown
 638                  fi],
 639                 [cf_cv_type_of_bool=unknown],
 640                 [cf_cv_type_of_bool=unknown])
 641         ])
 642         rm -f cf_test.out
 643 AC_MSG_RESULT($cf_cv_type_of_bool)
 644 if test "$cf_cv_type_of_bool" = unknown ; then
 645         case .$NCURSES_BOOL in #(vi
 646         .auto|.) NCURSES_BOOL=unsigned;;
 647         esac
 648         AC_MSG_WARN(Assuming $NCURSES_BOOL for type of bool)
 649         cf_cv_type_of_bool=$NCURSES_BOOL
 650 fi
 651 ])dnl
 652 dnl ---------------------------------------------------------------------------
 653 dnl CF_BUILD_CC version: 6 updated: 2006/10/14 15:23:15
 654 dnl -----------
 655 dnl If we're cross-compiling, allow the user to override the tools and their
 656 dnl options.  The configure script is oriented toward identifying the host
 657 dnl compiler, etc., but we need a build compiler to generate parts of the
 658 dnl source.
 659 dnl
 660 dnl $1 = default for $CPPFLAGS
 661 dnl $2 = default for $LIBS
 662 AC_DEFUN([CF_BUILD_CC],[
 663 AC_REQUIRE([CF_PROG_EXT])
 664 if test "$cross_compiling" = yes ; then
 665
 666         # defaults that we might want to override
 667         : ${BUILD_CFLAGS:=''}
 668         : ${BUILD_CPPFLAGS:='ifelse([$1],,,[$1])'}
 669         : ${BUILD_LDFLAGS:=''}
 670         : ${BUILD_LIBS:='ifelse([$2],,,[$2])'}
 671         : ${BUILD_EXEEXT:='$x'}
 672         : ${BUILD_OBJEXT:='o'}
 673
 674         AC_ARG_WITH(build-cc,
 675                 [  --with-build-cc=XXX     the build C compiler ($BUILD_CC)],
 676                 [BUILD_CC="$withval"],
 677                 [AC_CHECK_PROGS(BUILD_CC, gcc cc cl)])
 678         AC_MSG_CHECKING(for native build C compiler)
 679         AC_MSG_RESULT($BUILD_CC)
 680
 681         AC_MSG_CHECKING(for native build C preprocessor)
 682         AC_ARG_WITH(build-cpp,
 683                 [  --with-build-cpp=XXX    the build C preprocessor ($BUILD_CPP)],
 684                 [BUILD_CPP="$withval"],
 685                 [BUILD_CPP='${BUILD_CC} -E'])
 686         AC_MSG_RESULT($BUILD_CPP)
 687
 688         AC_MSG_CHECKING(for native build C flags)
 689         AC_ARG_WITH(build-cflags,
 690                 [  --with-build-cflags=XXX the build C compiler-flags ($BUILD_CFLAGS)],
 691                 [BUILD_CFLAGS="$withval"])
 692         AC_MSG_RESULT($BUILD_CFLAGS)
 693
 694         AC_MSG_CHECKING(for native build C preprocessor-flags)
 695         AC_ARG_WITH(build-cppflags,
 696                 [  --with-build-cppflags=XXX the build C preprocessor-flags ($BUILD_CPPFLAGS)],
 697                 [BUILD_CPPFLAGS="$withval"])
 698         AC_MSG_RESULT($BUILD_CPPFLAGS)
 699
 700         AC_MSG_CHECKING(for native build linker-flags)
 701         AC_ARG_WITH(build-ldflags,
 702                 [  --with-build-ldflags=XXX the build linker-flags ($BUILD_LDFLAGS)],
 703                 [BUILD_LDFLAGS="$withval"])
 704         AC_MSG_RESULT($BUILD_LDFLAGS)
 705
 706         AC_MSG_CHECKING(for native build linker-libraries)
 707         AC_ARG_WITH(build-libs,
 708                 [  --with-build-libs=XXX   the build libraries (${BUILD_LIBS})],
 709                 [BUILD_LIBS="$withval"])
 710         AC_MSG_RESULT($BUILD_LIBS)
 711
 712         # this assumes we're on Unix.
 713         BUILD_EXEEXT=
 714         BUILD_OBJEXT=o
 715
 716         : ${BUILD_CC:='${CC}'}
 717
 718         if ( test "$BUILD_CC" = "$CC" || test "$BUILD_CC" = '${CC}' ) ; then
 719                 AC_MSG_ERROR([Cross-build requires two compilers.
 720 Use --with-build-cc to specify the native compiler.])
 721         fi
 722
 723 else
 724         : ${BUILD_CC:='${CC}'}
 725         : ${BUILD_CPP:='${CPP}'}
 726         : ${BUILD_CFLAGS:='${CFLAGS}'}
 727         : ${BUILD_CPPFLAGS:='${CPPFLAGS}'}
 728         : ${BUILD_LDFLAGS:='${LDFLAGS}'}
 729         : ${BUILD_LIBS:='${LIBS}'}
 730         : ${BUILD_EXEEXT:='$x'}
 731         : ${BUILD_OBJEXT:='o'}
 732 fi
 733
 734 AC_SUBST(BUILD_CC)
 735 AC_SUBST(BUILD_CPP)
 736 AC_SUBST(BUILD_CFLAGS)
 737 AC_SUBST(BUILD_CPPFLAGS)
 738 AC_SUBST(BUILD_LDFLAGS)
 739 AC_SUBST(BUILD_LIBS)
 740 AC_SUBST(BUILD_EXEEXT)
 741 AC_SUBST(BUILD_OBJEXT)
 742 ])dnl
 743 dnl ---------------------------------------------------------------------------
 744 dnl CF_CFG_DEFAULTS version: 8 updated: 2011/06/04 20:09:13
 745 dnl ---------------
 746 dnl Determine the default configuration into which we'll install ncurses.  This
 747 dnl can be overridden by the user's command-line options.  There's two items to
 748 dnl look for:
 749 dnl     1. the prefix (e.g., /usr)
 750 dnl     2. the header files (e.g., /usr/include/ncurses)
 751 dnl We'll look for a previous installation of ncurses and use the same defaults.
 752 dnl
 753 dnl We don't use AC_PREFIX_DEFAULT, because it gets evaluated too soon, and
 754 dnl we don't use AC_PREFIX_PROGRAM, because we cannot distinguish ncurses's
 755 dnl programs from a vendor's.
 756 AC_DEFUN([CF_CFG_DEFAULTS],
 757 [
 758 AC_MSG_CHECKING(for prefix)
 759 if test "x$prefix" = "xNONE" ; then
 760         case "$cf_cv_system_name" in
 761                 # non-vendor systems don't have a conflict
 762         openbsd*|freebsd*|mirbsd*|linux*|cygwin*|k*bsd*-gnu)
 763                 prefix=/usr
 764                 ;;
 765         *)      prefix=$ac_default_prefix
 766                 ;;
 767         esac
 768 fi
 769 AC_MSG_RESULT($prefix)
 770
 771 if test "x$prefix" = "xNONE" ; then
 772 AC_MSG_CHECKING(for default include-directory)
 773 test -n "$verbose" && echo 1>&AC_FD_MSG
 774 for cf_symbol in \
 775         $includedir \
 776         $includedir/ncurses \
 777         $prefix/include \
 778         $prefix/include/ncurses \
 779         /usr/local/include \
 780         /usr/local/include/ncurses \
 781         /usr/include \
 782         /usr/include/ncurses
 783 do
 784         cf_dir=`eval echo $cf_symbol`
 785         if test -f $cf_dir/curses.h ; then
 786         if ( fgrep NCURSES_VERSION $cf_dir/curses.h 2>&1 >/dev/null ) ; then
 787                 includedir="$cf_symbol"
 788                 test -n "$verbose"  && echo $ac_n "     found " 1>&AC_FD_MSG
 789                 break
 790         fi
 791         fi
 792         test -n "$verbose"  && echo "   tested $cf_dir" 1>&AC_FD_MSG
 793 done
 794 AC_MSG_RESULT($includedir)
 795 fi
 796 ])dnl
 797 dnl ---------------------------------------------------------------------------
 798 dnl CF_CGETENT version: 4 updated: 2011/08/07 14:54:41
 799 dnl ----------
 800 dnl Check if the terminal-capability database functions are available.  If not,
 801 dnl ncurses has a much-reduced version.
 802 AC_DEFUN([CF_CGETENT],[
 803 AC_CACHE_CHECK(for terminal-capability database functions,cf_cv_cgetent,[
 804 AC_TRY_LINK([
 805 #include <stdlib.h>],[
 806         char temp[128];
 807         char *buf = temp;
 808         char *db_array = temp;
 809         cgetent(&buf, &db_array, "vt100");
 810         cgetcap(buf, "tc", '=');
 811         cgetmatch(buf, "tc");
 812         ],
 813         [cf_cv_cgetent=yes],
 814         [cf_cv_cgetent=no])
 815 ])
 816
 817 if test "$cf_cv_cgetent" = yes
 818 then
 819         AC_DEFINE(HAVE_BSD_CGETENT)
 820 AC_CACHE_CHECK(if cgetent uses const parameter,cf_cv_cgetent_const,[
 821 AC_TRY_LINK([
 822 #include <stdlib.h>],[
 823         char temp[128];
 824         char *buf = temp;
 825 #ifndef _NETBSD_SOURCE                  /* given, since April 2004 in stdlib.h */
 826         const char *db_array = temp;
 827         cgetent(&buf, &db_array, "vt100");
 828 #endif
 829         cgetcap(buf, "tc", '=');
 830         cgetmatch(buf, "tc");
 831         ],
 832         [cf_cv_cgetent_const=yes],
 833         [cf_cv_cgetent_const=no])
 834 ])
 835         if test "$cf_cv_cgetent_const" = yes
 836         then
 837                 AC_DEFINE_UNQUOTED(CGETENT_CONST,const)
 838         fi
 839 fi
 840 ])dnl
 841 dnl ---------------------------------------------------------------------------
 842 dnl CF_CHECK_CACHE version: 11 updated: 2008/03/23 14:45:59
 843 dnl --------------
 844 dnl Check if we're accidentally using a cache from a different machine.
 845 dnl Derive the system name, as a check for reusing the autoconf cache.
 846 dnl
 847 dnl If we've packaged config.guess and config.sub, run that (since it does a
 848 dnl better job than uname).  Normally we'll use AC_CANONICAL_HOST, but allow
 849 dnl an extra parameter that we may override, e.g., for AC_CANONICAL_SYSTEM
 850 dnl which is useful in cross-compiles.
 851 dnl
 852 dnl Note: we would use $ac_config_sub, but that is one of the places where
 853 dnl autoconf 2.5x broke compatibility with autoconf 2.13
 854 AC_DEFUN([CF_CHECK_CACHE],
 855 [
 856 if test -f $srcdir/config.guess || test -f $ac_aux_dir/config.guess ; then
 857         ifelse([$1],,[AC_CANONICAL_HOST],[$1])
 858         system_name="$host_os"
 859 else
 860         system_name="`(uname -s -r) 2>/dev/null`"
 861         if test -z "$system_name" ; then
 862                 system_name="`(hostname) 2>/dev/null`"
 863         fi
 864 fi
 865 test -n "$system_name" && AC_DEFINE_UNQUOTED(SYSTEM_NAME,"$system_name")
 866 AC_CACHE_VAL(cf_cv_system_name,[cf_cv_system_name="$system_name"])
 867
 868 test -z "$system_name" && system_name="$cf_cv_system_name"
 869 test -n "$cf_cv_system_name" && AC_MSG_RESULT(Configuring for $cf_cv_system_name)
 870
 871 if test ".$system_name" != ".$cf_cv_system_name" ; then
 872         AC_MSG_RESULT(Cached system name ($system_name) does not agree with actual ($cf_cv_system_name))
 873         AC_MSG_ERROR("Please remove config.cache and try again.")
 874 fi
 875 ])dnl
 876 dnl ---------------------------------------------------------------------------
 877 dnl CF_CHECK_ERRNO version: 11 updated: 2010/05/26 05:38:42
 878 dnl --------------
 879 dnl Check for data that is usually declared in <stdio.h> or <errno.h>, e.g.,
 880 dnl the 'errno' variable.  Define a DECL_xxx symbol if we must declare it
 881 dnl ourselves.
 882 dnl
 883 dnl $1 = the name to check
 884 dnl $2 = the assumed type
 885 AC_DEFUN([CF_CHECK_ERRNO],
 886 [
 887 AC_CACHE_CHECK(if external $1 is declared, cf_cv_dcl_$1,[
 888     AC_TRY_COMPILE([
 889 #ifdef HAVE_STDLIB_H
 890 #include <stdlib.h>
 891 #endif
 892 #include <stdio.h>
 893 #include <sys/types.h>
 894 #include <errno.h> ],
 895     ifelse([$2],,int,[$2]) x = (ifelse([$2],,int,[$2])) $1,
 896     [cf_cv_dcl_$1=yes],
 897     [cf_cv_dcl_$1=no])
 898 ])
 899
 900 if test "$cf_cv_dcl_$1" = no ; then
 901     CF_UPPER(cf_result,decl_$1)
 902     AC_DEFINE_UNQUOTED($cf_result)
 903 fi
 904
 905 # It's possible (for near-UNIX clones) that the data doesn't exist
 906 CF_CHECK_EXTERN_DATA($1,ifelse([$2],,int,[$2]))
 907 ])dnl
 908 dnl ---------------------------------------------------------------------------
 909 dnl CF_CHECK_EXTERN_DATA version: 3 updated: 2001/12/30 18:03:23
 910 dnl --------------------
 911 dnl Check for existence of external data in the current set of libraries.  If
 912 dnl we can modify it, it's real enough.
 913 dnl $1 = the name to check
 914 dnl $2 = its type
 915 AC_DEFUN([CF_CHECK_EXTERN_DATA],
 916 [
 917 AC_CACHE_CHECK(if external $1 exists, cf_cv_have_$1,[
 918     AC_TRY_LINK([
 919 #undef $1
 920 extern $2 $1;
 921 ],
 922     [$1 = 2],
 923     [cf_cv_have_$1=yes],
 924     [cf_cv_have_$1=no])
 925 ])
 926
 927 if test "$cf_cv_have_$1" = yes ; then
 928     CF_UPPER(cf_result,have_$1)
 929     AC_DEFINE_UNQUOTED($cf_result)
 930 fi
 931
 932 ])dnl
 933 dnl ---------------------------------------------------------------------------
 934 dnl CF_CHECK_GPM_WGETCH version: 2 updated: 2010/08/14 18:25:37
 935 dnl -------------------
 936 dnl Check if GPM is already linked with curses.  If so - and if the linkage
 937 dnl is not "weak" - warn about this because it can create problems linking
 938 dnl applications with ncurses.
 939 AC_DEFUN([CF_CHECK_GPM_WGETCH],[
 940 AC_CHECK_LIB(gpm,Gpm_Wgetch,[
 941
 942 AC_CACHE_CHECK(if GPM is weakly bound to curses library, cf_cv_check_gpm_wgetch,[
 943 cf_cv_check_gpm_wgetch=unknown
 944 if test "$cross_compiling" != yes ; then
 945
 946 cat >conftest.$ac_ext <<CF_EOF
 947 #include <gpm.h>
 948 int main()
 949 {
 950         Gpm_Wgetch();
 951         ${cf_cv_main_return:-return}(0);
 952 }
 953 CF_EOF
 954
 955         cf_save_LIBS="$LIBS"
 956         # This only works if we can look at the symbol table.  If a shared
 957         # library is stripped for install, we cannot use that.  So we're forced
 958         # to rely on the static library, noting that some packagers may not
 959         # include it.
 960         LIBS="-static -lgpm -dynamic $LIBS"
 961         if AC_TRY_EVAL(ac_compile) ; then
 962                 if AC_TRY_EVAL(ac_link) ; then
 963                         cf_cv_check_gpm_wgetch=`nm conftest$ac_exeext | egrep '\<wgetch\>' | egrep '\<[[vVwW]]\>'`
 964                         test -n "$cf_cv_check_gpm_wgetch" && cf_cv_check_gpm_wgetch=yes
 965                         test -z "$cf_cv_check_gpm_wgetch" && cf_cv_check_gpm_wgetch=no
 966                 fi
 967         fi
 968         rm -rf conftest*
 969         LIBS="$cf_save_LIBS"
 970 fi
 971 ])
 972
 973 if test "$cf_cv_check_gpm_wgetch" != yes ; then
 974         AC_MSG_WARN(GPM library is already linked with curses - read the FAQ)
 975 fi
 976 ])])dnl
 977 dnl ---------------------------------------------------------------------------
 978 dnl CF_CHECK_WCHAR_H version: 1 updated: 2011/10/29 15:01:05
 979 dnl ----------------
 980 dnl Check if wchar.h can be used, i.e., without defining _XOPEN_SOURCE_EXTENDED
 981 AC_DEFUN([CF_CHECK_WCHAR_H],[
 982 AC_CACHE_CHECK(if wchar.h can be used as is,cf_cv_wchar_h_okay,[
 983 AC_TRY_COMPILE(
 984 [
 985 #include <stdlib.h>
 986 #include <wchar.h>
 987 ],[
 988         wint_t foo = 0;
 989         int bar = iswpunct(foo)],
 990         [cf_cv_wchar_h_okay=yes],
 991         [cf_cv_wchar_h_okay=no])])
 992
 993 if test $cf_cv_wchar_h_okay = no
 994 then
 995         CF_PREDEFINE(_XOPEN_SOURCE_EXTENDED)
 996 fi
 997 ])dnl
 998 dnl ---------------------------------------------------------------------------
 999 dnl CF_CLANG_COMPILER version: 1 updated: 2012/06/16 14:55:39
1000 dnl -----------------
1001 dnl Check if the given compiler is really clang.  clang's C driver defines
1002 dnl __GNUC__ (fooling the configure script into setting $GCC to yes) but does
1003 dnl not ignore some gcc options.
1004 dnl
1005 dnl This macro should be run "soon" after AC_PROG_CC or AC_PROG_CPLUSPLUS, to
1006 dnl ensure that it is not mistaken for gcc/g++.  It is normally invoked from
1007 dnl the wrappers for gcc and g++ warnings.
1008 dnl
1009 dnl $1 = GCC (default) or GXX
1010 dnl $2 = INTEL_COMPILER (default) or INTEL_CPLUSPLUS
1011 dnl $3 = CFLAGS (default) or CXXFLAGS
1012 AC_DEFUN([CF_CLANG_COMPILER],[
1013 ifelse([$2],,CLANG_COMPILER,[$2])=no
1014
1015 if test "$ifelse([$1],,[$1],GCC)" = yes ; then
1016         AC_MSG_CHECKING(if this is really Clang ifelse([$1],GXX,C++,C) compiler)
1017         cf_save_CFLAGS="$ifelse([$3],,CFLAGS,[$3])"
1018         ifelse([$3],,CFLAGS,[$3])="$ifelse([$3],,CFLAGS,[$3]) -Qunused-arguments"
1019         AC_TRY_COMPILE([],[
1020 #ifdef __clang__
1021 #else
1022 make an error
1023 #endif
1024 ],[ifelse([$2],,CLANG_COMPILER,[$2])=yes
1025 cf_save_CFLAGS="$cf_save_CFLAGS -Qunused-arguments"
1026 ],[])
1027         ifelse([$3],,CFLAGS,[$3])="$cf_save_CFLAGS"
1028         AC_MSG_RESULT($ifelse([$2],,CLANG_COMPILER,[$2]))
1029 fi
1030 ])
1031 dnl ---------------------------------------------------------------------------
1032 dnl CF_CPP_PARAM_INIT version: 5 updated: 2011/12/03 16:54:03
1033 dnl -----------------
1034 dnl Check if the C++ compiler accepts duplicate parameter initialization.  This
1035 dnl is a late feature for the standard and is not in some recent compilers
1036 dnl (1999/9/11).
1037 AC_DEFUN([CF_CPP_PARAM_INIT],
1038 [
1039 if test -n "$CXX"; then
1040 AC_CACHE_CHECK(if $CXX accepts parameter initialization,cf_cv_cpp_param_init,[
1041         AC_LANG_SAVE
1042         AC_LANG_CPLUSPLUS
1043         AC_TRY_RUN([
1044 class TEST {
1045 private:
1046         int value;
1047 public:
1048         TEST(int x = 1);
1049         ~TEST();
1050 };
1051
1052 TEST::TEST(int x = 1)   // some compilers do not like second initializer
1053 {
1054         value = x;
1055 }
1056 int main() { }
1057 ],
1058         [cf_cv_cpp_param_init=yes],
1059         [cf_cv_cpp_param_init=no],
1060         [cf_cv_cpp_param_init=unknown])
1061         AC_LANG_RESTORE
1062 ])
1063 fi
1064 test "$cf_cv_cpp_param_init" = yes && AC_DEFINE(CPP_HAS_PARAM_INIT)
1065 ])dnl
1066 dnl ---------------------------------------------------------------------------
1067 dnl CF_CPP_STATIC_CAST version: 1 updated: 2005/07/23 16:52:43
1068 dnl ------------------
1069 dnl Check if the C++ compiler accepts static_cast in generics.  This appears to
1070 dnl not be supported in g++ before 3.0
1071 AC_DEFUN([CF_CPP_STATIC_CAST],
1072 [
1073 if test -n "$CXX"; then
1074
1075 AC_CACHE_CHECK(if $CXX accepts static_cast,cf_cv_cpp_static_cast,[
1076         AC_LANG_SAVE
1077         AC_LANG_CPLUSPLUS
1078
1079         AC_TRY_COMPILE([
1080 class NCursesPanel
1081 {
1082 public:
1083   NCursesPanel(int nlines,
1084                int ncols,
1085                int begin_y = 0,
1086                int begin_x = 0)
1087   {
1088   }
1089
1090   ~NCursesPanel();
1091 };
1092
1093 template<class T> class NCursesUserPanel : public NCursesPanel
1094 {
1095 public:
1096   NCursesUserPanel (int nlines,
1097                     int ncols,
1098                     int begin_y = 0,
1099                     int begin_x = 0,
1100                     const T* p_UserData = static_cast<T*>(0))
1101     : NCursesPanel (nlines, ncols, begin_y, begin_x)
1102   {
1103   };
1104   NCursesUserPanel(const T* p_UserData = static_cast<T*>(0)) : NCursesPanel()
1105   {
1106   };
1107
1108   virtual ~NCursesUserPanel() {};
1109 };
1110 ],[
1111         const char* p_UserData = static_cast<char*>(0)],
1112         [cf_cv_cpp_static_cast=yes],
1113         [cf_cv_cpp_static_cast=no])
1114
1115         AC_LANG_RESTORE
1116 ])
1117
1118 fi
1119
1120 test "$cf_cv_cpp_static_cast" = yes && AC_DEFINE(CPP_HAS_STATIC_CAST)
1121 ])dnl
1122 dnl ---------------------------------------------------------------------------
1123 dnl CF_CXX_AR_FLAGS version: 1 updated: 2011/10/29 08:35:34
1124 dnl ---------------
1125 dnl Setup special archiver flags for given compilers.
1126 AC_DEFUN([CF_CXX_AR_FLAGS],[
1127         CXX_AR='$(AR)'
1128         CXX_ARFLAGS='$(ARFLAGS)'
1129         case $cf_cv_system_name in #(vi
1130         irix*) #(vi
1131             if test "$GXX" != yes ; then
1132                 CXX_AR='$(CXX)'
1133                 CXX_ARFLAGS='-ar -o'
1134             fi
1135             ;;
1136         sco3.2v5*) #(vi
1137             CXXLDFLAGS="-u main"
1138             ;;
1139         solaris2*)
1140             if test "$GXX" != yes ; then
1141                 CXX_AR='$(CXX)'
1142                 CXX_ARFLAGS='-xar -o'
1143             fi
1144             ;;
1145         esac
1146         AC_SUBST(CXXLDFLAGS)
1147         AC_SUBST(CXX_AR)
1148         AC_SUBST(CXX_ARFLAGS)
1149 ])dnl
1150 dnl ---------------------------------------------------------------------------
1151 dnl CF_CXX_IOSTREAM_NAMESPACE version: 1 updated: 2011/10/29 08:35:34
1152 dnl -------------------------
1153 dnl For c++, check if iostream uses "std::" namespace.
1154 AC_DEFUN([CF_CXX_IOSTREAM_NAMESPACE],[
1155 AC_CHECK_HEADERS(iostream)
1156 if test x"$ac_cv_header_iostream" = xyes ; then
1157         AC_MSG_CHECKING(if iostream uses std-namespace)
1158         AC_TRY_COMPILE([
1159 #include <iostream>
1160 using std::endl;
1161 using std::cerr;],[
1162 cerr << "testing" << endl;
1163 ],[cf_iostream_namespace=yes],[cf_iostream_namespace=no])
1164         AC_MSG_RESULT($cf_iostream_namespace)
1165         if test "$cf_iostream_namespace" = yes ; then
1166                 AC_DEFINE(IOSTREAM_NAMESPACE)
1167         fi
1168 fi
1169 ])dnl
1170 dnl ---------------------------------------------------------------------------
1171 dnl CF_C_INLINE version: 4 updated: 2012/06/16 14:55:39
1172 dnl -----------
1173 dnl Check if the C compiler supports "inline".
1174 dnl $1 is the name of a shell variable to set if inline is supported
1175 dnl $2 is the threshold for gcc 4.x's option controlling maximum inline size
1176 AC_DEFUN([CF_C_INLINE],[
1177 AC_C_INLINE
1178 $1=
1179 if test "$ac_cv_c_inline" != no ; then
1180   $1=inline
1181   if test "$INTEL_COMPILER" = yes
1182   then
1183     :
1184   elif test "$CLANG_COMPILER" = yes
1185   then
1186     :
1187   elif test "$GCC" = yes
1188   then
1189     AC_CACHE_CHECK(if $CC supports options to tune inlining,cf_cv_gcc_inline,[
1190       cf_save_CFLAGS=$CFLAGS
1191       CFLAGS="$CFLAGS --param max-inline-insns-single=$2"
1192       AC_TRY_COMPILE([inline int foo(void) { return 1; }],
1193       [${cf_cv_main_return:-return} foo()],
1194       [cf_cv_gcc_inline=yes],
1195       [cf_cv_gcc_inline=no])
1196       CFLAGS=$cf_save_CFLAGS
1197     ])
1198     if test "$cf_cv_gcc_inline" = yes ; then
1199         CF_ADD_CFLAGS([--param max-inline-insns-single=$2])
1200     fi
1201   fi
1202 fi
1203 AC_SUBST($1)
1204 ])dnl
1205 dnl ---------------------------------------------------------------------------
1206 dnl CF_DIRNAME version: 4 updated: 2002/12/21 19:25:52
1207 dnl ----------
1208 dnl "dirname" is not portable, so we fake it with a shell script.
1209 AC_DEFUN([CF_DIRNAME],[$1=`echo $2 | sed -e 's%/[[^/]]*$%%'`])dnl
1210 dnl ---------------------------------------------------------------------------
1211 dnl CF_DIRS_TO_MAKE version: 3 updated: 2002/02/23 20:38:31
1212 dnl ---------------
1213 AC_DEFUN([CF_DIRS_TO_MAKE],
1214 [
1215 DIRS_TO_MAKE="lib"
1216 for cf_item in $cf_list_models
1217 do
1218         CF_OBJ_SUBDIR($cf_item,cf_subdir)
1219         for cf_item2 in $DIRS_TO_MAKE
1220         do
1221                 test $cf_item2 = $cf_subdir && break
1222         done
1223         test ".$cf_item2" != ".$cf_subdir" && DIRS_TO_MAKE="$DIRS_TO_MAKE $cf_subdir"
1224 done
1225 for cf_dir in $DIRS_TO_MAKE
1226 do
1227         test ! -d $cf_dir && mkdir $cf_dir
1228 done
1229 AC_SUBST(DIRS_TO_MAKE)
1230 ])dnl
1231 dnl ---------------------------------------------------------------------------
1232 dnl CF_DISABLE_ECHO version: 11 updated: 2009/12/13 13:16:57
1233 dnl ---------------
1234 dnl You can always use "make -n" to see the actual options, but it's hard to
1235 dnl pick out/analyze warning messages when the compile-line is long.
1236 dnl
1237 dnl Sets:
1238 dnl     ECHO_LT - symbol to control if libtool is verbose
1239 dnl     ECHO_LD - symbol to prefix "cc -o" lines
1240 dnl     RULE_CC - symbol to put before implicit "cc -c" lines (e.g., .c.o)
1241 dnl     SHOW_CC - symbol to put before explicit "cc -c" lines
1242 dnl     ECHO_CC - symbol to put before any "cc" line
1243 dnl
1244 AC_DEFUN([CF_DISABLE_ECHO],[
1245 AC_MSG_CHECKING(if you want to see long compiling messages)
1246 CF_ARG_DISABLE(echo,
1247         [  --disable-echo          display "compiling" commands],
1248         [
1249     ECHO_LT='--silent'
1250     ECHO_LD='@echo linking [$]@;'
1251     RULE_CC='@echo compiling [$]<'
1252     SHOW_CC='@echo compiling [$]@'
1253     ECHO_CC='@'
1254 ],[
1255     ECHO_LT=''
1256     ECHO_LD=''
1257     RULE_CC=''
1258     SHOW_CC=''
1259     ECHO_CC=''
1260 ])
1261 AC_MSG_RESULT($enableval)
1262 AC_SUBST(ECHO_LT)
1263 AC_SUBST(ECHO_LD)
1264 AC_SUBST(RULE_CC)
1265 AC_SUBST(SHOW_CC)
1266 AC_SUBST(ECHO_CC)
1267 ])dnl
1268 dnl ---------------------------------------------------------------------------
1269 dnl CF_DISABLE_LEAKS version: 6 updated: 2010/07/23 04:14:32
1270 dnl ----------------
1271 dnl Combine no-leak checks with the libraries or tools that are used for the
1272 dnl checks.
1273 AC_DEFUN([CF_DISABLE_LEAKS],[
1274
1275 AC_REQUIRE([CF_WITH_DMALLOC])
1276 AC_REQUIRE([CF_WITH_DBMALLOC])
1277 AC_REQUIRE([CF_WITH_VALGRIND])
1278
1279 AC_MSG_CHECKING(if you want to perform memory-leak testing)
1280 AC_ARG_ENABLE(leaks,
1281         [  --disable-leaks         test: free permanent memory, analyze leaks],
1282         [if test "x$enableval" = xno; then with_no_leaks=yes; else with_no_leaks=no; fi],
1283         : ${with_no_leaks:=no})
1284 AC_MSG_RESULT($with_no_leaks)
1285
1286 if test "$with_no_leaks" = yes ; then
1287         AC_DEFINE(NO_LEAKS)
1288         AC_DEFINE(YY_NO_LEAKS)
1289 fi
1290 ])dnl
1291 dnl ---------------------------------------------------------------------------
1292 dnl CF_DISABLE_LIBTOOL_VERSION version: 1 updated: 2010/05/15 15:45:59
1293 dnl --------------------------
1294 dnl Check if we should use the libtool 1.5 feature "-version-number" instead of
1295 dnl the older "-version-info" feature.  The newer feature allows us to use
1296 dnl version numbering on shared libraries which make them compatible with
1297 dnl various systems.
1298 AC_DEFUN([CF_DISABLE_LIBTOOL_VERSION],
1299 [
1300 AC_MSG_CHECKING(if libtool -version-number should be used)
1301 CF_ARG_DISABLE(libtool-version,
1302         [  --disable-libtool-version  enable to use libtool's incompatible naming scheme],
1303         [cf_libtool_version=no],
1304         [cf_libtool_version=yes])
1305 AC_MSG_RESULT($cf_libtool_version)
1306
1307 if test "$cf_libtool_version" = yes ; then
1308         LIBTOOL_VERSION="-version-number"
1309 else
1310         LIBTOOL_VERSION="-version-info"
1311 fi
1312
1313 AC_SUBST(LIBTOOL_VERSION)
1314 ])dnl
1315 dnl ---------------------------------------------------------------------------
1316 dnl CF_DISABLE_RPATH_HACK version: 2 updated: 2011/02/13 13:31:33
1317 dnl ---------------------
1318 dnl The rpath-hack makes it simpler to build programs, particularly with the
1319 dnl *BSD ports which may have essential libraries in unusual places.  But it
1320 dnl can interfere with building an executable for the base system.  Use this
1321 dnl option in that case.
1322 AC_DEFUN([CF_DISABLE_RPATH_HACK],
1323 [
1324 AC_MSG_CHECKING(if rpath-hack should be disabled)
1325 CF_ARG_DISABLE(rpath-hack,
1326         [  --disable-rpath-hack    don't add rpath options for additional libraries],
1327         [cf_disable_rpath_hack=yes],
1328         [cf_disable_rpath_hack=no])
1329 AC_MSG_RESULT($cf_disable_rpath_hack)
1330 if test "$cf_disable_rpath_hack" = no ; then
1331         CF_RPATH_HACK
1332 fi
1333 ])
1334 dnl ---------------------------------------------------------------------------
1335 dnl CF_ENABLE_PC_FILES version: 9 updated: 2012/08/04 13:59:54
1336 dnl ------------------
1337 dnl This is the "--enable-pc-files" option, which is available if there is a
1338 dnl pkg-config configuration on the local machine.
1339 AC_DEFUN([CF_ENABLE_PC_FILES],[
1340 AC_REQUIRE([CF_PKG_CONFIG])
1341 AC_REQUIRE([CF_WITH_PKG_CONFIG_LIBDIR])
1342
1343 if test "$PKG_CONFIG" != none ; then
1344         AC_MSG_CHECKING(if we should install .pc files for $PKG_CONFIG)
1345         AC_ARG_ENABLE(pc-files,
1346                 [  --enable-pc-files       generate and install .pc files for pkg-config],
1347                 [enable_pc_files=$enableval],
1348                 [enable_pc_files=no])
1349         AC_MSG_RESULT($enable_pc_files)
1350         if test "$enable_pc_files" != no
1351         then
1352                 CF_PATH_SYNTAX(PKG_CONFIG_LIBDIR)
1353         fi
1354 else
1355         enable_pc_files=no
1356 fi
1357 ])dnl
1358 dnl ---------------------------------------------------------------------------
1359 dnl CF_ENABLE_RPATH version: 2 updated: 2010/03/27 18:39:42
1360 dnl ---------------
1361 dnl Check if the rpath option should be used, setting cache variable
1362 dnl cf_cv_enable_rpath if so.
1363 AC_DEFUN([CF_ENABLE_RPATH],
1364 [
1365 AC_MSG_CHECKING(if rpath option should be used)
1366 AC_ARG_ENABLE(rpath,
1367 [  --enable-rpath          use rpath option when generating shared libraries],
1368 [cf_cv_enable_rpath=$enableval],
1369 [cf_cv_enable_rpath=no])
1370 AC_MSG_RESULT($cf_cv_enable_rpath)
1371 ])dnl
1372 dnl ---------------------------------------------------------------------------
1373 dnl CF_ENABLE_STRING_HACKS version: 1 updated: 2012/02/25 06:33:21
1374 dnl ----------------------
1375 dnl On a few platforms, the compiler and/or loader nags with untruthful
1376 dnl comments stating that "most" uses of strcat/strcpy/sprintf are incorrect,
1377 dnl and implying that most uses of the recommended alternatives are correct.
1378 dnl
1379 dnl Factually speaking, no one has actually counted the number of uses of these
1380 dnl functions versus the total of incorrect uses.  Samples of a few thousand
1381 dnl instances are meaningless compared to the hundreds of millions of lines of
1382 dnl existing C code.
1383 dnl
1384 dnl strlcat/strlcpy are (as of 2012) non-standard, and are available on some
1385 dnl platforms, in implementations of varying quality.  Likewise, snprintf is
1386 dnl standard - but evolved through phases, and older implementations are likely
1387 dnl to yield surprising results, as documented in manpages on various systems.
1388 AC_DEFUN([CF_ENABLE_STRING_HACKS],
1389 [
1390 AC_MSG_CHECKING(if you want to work around bogus compiler/loader warnings)
1391 AC_ARG_ENABLE(string-hacks,
1392         [  --enable-string-hacks  work around bogus compiler/loader warnings],
1393         [with_string_hacks=$enableval],
1394         [with_string_hacks=no])
1395 AC_MSG_RESULT($with_string_hacks)
1396
1397 if test "x$with_string_hacks" = "xyes"; then
1398         AC_DEFINE(USE_STRING_HACKS)
1399         AC_MSG_WARN(enabling string-hacks to work around bogus compiler/loader warnings)
1400         AC_CHECK_FUNCS( strlcat strlcpy snprintf )
1401 fi
1402 ])dnl
1403 dnl ---------------------------------------------------------------------------
1404 dnl CF_ERRNO version: 5 updated: 1997/11/30 12:44:39
1405 dnl --------
1406 dnl Check if 'errno' is declared in <errno.h>
1407 AC_DEFUN([CF_ERRNO],
1408 [
1409 CF_CHECK_ERRNO(errno)
1410 ])dnl
1411 dnl ---------------------------------------------------------------------------
1412 dnl CF_ETIP_DEFINES version: 5 updated: 2012/02/18 17:51:07
1413 dnl ---------------
1414 dnl Test for conflicting definitions of exception in gcc 2.8.0, etc., between
1415 dnl math.h and builtin.h, only for ncurses
1416 AC_DEFUN([CF_ETIP_DEFINES],
1417 [
1418 AC_MSG_CHECKING(for special defines needed for etip.h)
1419 cf_save_CXXFLAGS="$CXXFLAGS"
1420 cf_result="none"
1421
1422 # etip.h includes ncurses.h which includes ncurses_dll.h
1423 # But ncurses_dll.h is generated - fix here.
1424 test -d include || mkdir include
1425 test -f include/ncurses_dll.h || sed -e 's/@NCURSES_WRAP_PREFIX@/'$NCURSES_WRAP_PREFIX'/g' ${srcdir}/include/ncurses_dll.h.in >include/ncurses_dll.h
1426
1427 for cf_math in "" MATH_H
1428 do
1429 for cf_excp in "" MATH_EXCEPTION
1430 do
1431         CXXFLAGS="$cf_save_CXXFLAGS -I${srcdir}/c++ -I${srcdir}/menu -Iinclude -I${srcdir}/include"
1432         test -n "$cf_math" && CXXFLAGS="$CXXFLAGS -DETIP_NEEDS_${cf_math}"
1433         test -n "$cf_excp" && CXXFLAGS="$CXXFLAGS -DETIP_NEEDS_${cf_excp}"
1434 AC_TRY_COMPILE([
1435 #include <etip.h.in>
1436 ],[],[
1437         test -n "$cf_math" && AC_DEFINE_UNQUOTED(ETIP_NEEDS_${cf_math})
1438         test -n "$cf_excp" && AC_DEFINE_UNQUOTED(ETIP_NEEDS_${cf_excp})
1439         cf_result="$cf_math $cf_excp"
1440         break 2
1441 ],[])
1442 done
1443 done
1444 AC_MSG_RESULT($cf_result)
1445 CXXFLAGS="$cf_save_CXXFLAGS"
1446 ])
1447 dnl ---------------------------------------------------------------------------
1448 dnl CF_FIND_LINKAGE version: 19 updated: 2010/05/29 16:31:02
1449 dnl ---------------
1450 dnl Find a library (specifically the linkage used in the code fragment),
1451 dnl searching for it if it is not already in the library path.
1452 dnl See also CF_ADD_SEARCHPATH.
1453 dnl
1454 dnl Parameters (4-on are optional):
1455 dnl     $1 = headers for library entrypoint
1456 dnl     $2 = code fragment for library entrypoint
1457 dnl     $3 = the library name without the "-l" option or ".so" suffix.
1458 dnl     $4 = action to perform if successful (default: update CPPFLAGS, etc)
1459 dnl     $5 = action to perform if not successful
1460 dnl     $6 = module name, if not the same as the library name
1461 dnl     $7 = extra libraries
1462 dnl
1463 dnl Sets these variables:
1464 dnl     $cf_cv_find_linkage_$3 - yes/no according to whether linkage is found
1465 dnl     $cf_cv_header_path_$3 - include-directory if needed
1466 dnl     $cf_cv_library_path_$3 - library-directory if needed
1467 dnl     $cf_cv_library_file_$3 - library-file if needed, e.g., -l$3
1468 AC_DEFUN([CF_FIND_LINKAGE],[
1469
1470 # If the linkage is not already in the $CPPFLAGS/$LDFLAGS configuration, these
1471 # will be set on completion of the AC_TRY_LINK below.
1472 cf_cv_header_path_$3=
1473 cf_cv_library_path_$3=
1474
1475 CF_MSG_LOG([Starting [FIND_LINKAGE]($3,$6)])
1476
1477 cf_save_LIBS="$LIBS"
1478
1479 AC_TRY_LINK([$1],[$2],[
1480         cf_cv_find_linkage_$3=yes
1481         cf_cv_header_path_$3=/usr/include
1482         cf_cv_library_path_$3=/usr/lib
1483 ],[
1484
1485 LIBS="-l$3 $7 $cf_save_LIBS"
1486
1487 AC_TRY_LINK([$1],[$2],[
1488         cf_cv_find_linkage_$3=yes
1489         cf_cv_header_path_$3=/usr/include
1490         cf_cv_library_path_$3=/usr/lib
1491         cf_cv_library_file_$3="-l$3"
1492 ],[
1493         cf_cv_find_linkage_$3=no
1494         LIBS="$cf_save_LIBS"
1495
1496     CF_VERBOSE(find linkage for $3 library)
1497     CF_MSG_LOG([Searching for headers in [FIND_LINKAGE]($3,$6)])
1498
1499     cf_save_CPPFLAGS="$CPPFLAGS"
1500     cf_test_CPPFLAGS="$CPPFLAGS"
1501
1502     CF_HEADER_PATH(cf_search,ifelse([$6],,[$3],[$6]))
1503     for cf_cv_header_path_$3 in $cf_search
1504     do
1505       if test -d $cf_cv_header_path_$3 ; then
1506         CF_VERBOSE(... testing $cf_cv_header_path_$3)
1507         CPPFLAGS="$cf_save_CPPFLAGS -I$cf_cv_header_path_$3"
1508         AC_TRY_COMPILE([$1],[$2],[
1509             CF_VERBOSE(... found $3 headers in $cf_cv_header_path_$3)
1510             cf_cv_find_linkage_$3=maybe
1511             cf_test_CPPFLAGS="$CPPFLAGS"
1512             break],[
1513             CPPFLAGS="$cf_save_CPPFLAGS"
1514             ])
1515       fi
1516     done
1517
1518     if test "$cf_cv_find_linkage_$3" = maybe ; then
1519
1520       CF_MSG_LOG([Searching for $3 library in [FIND_LINKAGE]($3,$6)])
1521
1522       cf_save_LIBS="$LIBS"
1523       cf_save_LDFLAGS="$LDFLAGS"
1524
1525       ifelse([$6],,,[
1526         CPPFLAGS="$cf_test_CPPFLAGS"
1527         LIBS="-l$3 $7 $cf_save_LIBS"
1528         AC_TRY_LINK([$1],[$2],[
1529             CF_VERBOSE(... found $3 library in system)
1530             cf_cv_find_linkage_$3=yes])
1531             CPPFLAGS="$cf_save_CPPFLAGS"
1532             LIBS="$cf_save_LIBS"
1533             ])
1534
1535       if test "$cf_cv_find_linkage_$3" != yes ; then
1536         CF_LIBRARY_PATH(cf_search,$3)
1537         for cf_cv_library_path_$3 in $cf_search
1538         do
1539           if test -d $cf_cv_library_path_$3 ; then
1540             CF_VERBOSE(... testing $cf_cv_library_path_$3)
1541             CPPFLAGS="$cf_test_CPPFLAGS"
1542             LIBS="-l$3 $7 $cf_save_LIBS"
1543             LDFLAGS="$cf_save_LDFLAGS -L$cf_cv_library_path_$3"
1544             AC_TRY_LINK([$1],[$2],[
1545                 CF_VERBOSE(... found $3 library in $cf_cv_library_path_$3)
1546                 cf_cv_find_linkage_$3=yes
1547                 cf_cv_library_file_$3="-l$3"
1548                 break],[
1549                 CPPFLAGS="$cf_save_CPPFLAGS"
1550                 LIBS="$cf_save_LIBS"
1551                 LDFLAGS="$cf_save_LDFLAGS"
1552                 ])
1553           fi
1554         done
1555         CPPFLAGS="$cf_save_CPPFLAGS"
1556         LDFLAGS="$cf_save_LDFLAGS"
1557       fi
1558
1559     else
1560       cf_cv_find_linkage_$3=no
1561     fi
1562     ],$7)
1563 ])
1564
1565 LIBS="$cf_save_LIBS"
1566
1567 if test "$cf_cv_find_linkage_$3" = yes ; then
1568 ifelse([$4],,[
1569         CF_ADD_INCDIR($cf_cv_header_path_$3)
1570         CF_ADD_LIBDIR($cf_cv_library_path_$3)
1571         CF_ADD_LIB($3)
1572 ],[$4])
1573 else
1574 ifelse([$5],,AC_MSG_WARN(Cannot find $3 library),[$5])
1575 fi
1576 ])dnl
1577 dnl ---------------------------------------------------------------------------
1578 dnl CF_FIXUP_ADAFLAGS version: 1 updated: 2012/03/31 18:48:10
1579 dnl -----------------
1580 dnl make ADAFLAGS consistent with CFLAGS
1581 AC_DEFUN([CF_FIXUP_ADAFLAGS],[
1582         AC_MSG_CHECKING(optimization options for ADAFLAGS)
1583         case "$CFLAGS" in
1584         *-g*)
1585                 CF_ADD_ADAFLAGS(-g)
1586                 ;;
1587         esac
1588         case "$CFLAGS" in
1589         *-O*)
1590                 cf_O_flag=`echo "$CFLAGS" |sed -e 's/^.*-O/-O/' -e 's/[[        ]].*//'`
1591                 CF_ADD_ADAFLAGS($cf_O_flag)
1592                 ;;
1593         esac
1594         AC_MSG_RESULT($ADAFLAGS)
1595 ])dnl
1596 dnl ---------------------------------------------------------------------------
1597 dnl CF_FUNC_DLSYM version: 2 updated: 2010/05/29 16:31:02
1598 dnl -------------
1599 dnl Test for dlsym() and related functions, as well as libdl.
1600 dnl
1601 dnl Sets
1602 dnl     $cf_have_dlsym
1603 dnl     $cf_have_libdl
1604 AC_DEFUN([CF_FUNC_DLSYM],[
1605 cf_have_dlsym=no
1606 AC_CHECK_FUNC(dlsym,cf_have_dlsym=yes,[
1607
1608 cf_have_libdl=no
1609 AC_CHECK_LIB(dl,dlsym,[
1610         cf_have_dlsym=yes
1611         cf_have_libdl=yes])])
1612
1613 if test "$cf_have_dlsym" = yes ; then
1614         test "$cf_have_libdl" = yes && CF_ADD_LIB(dl)
1615
1616         AC_MSG_CHECKING(whether able to link to dl*() functions)
1617         AC_TRY_LINK([#include <dlfcn.h>],[
1618                 void *obj;
1619                 if ((obj = dlopen("filename", 0)) != 0) {
1620                         if (dlsym(obj, "symbolname") == 0) {
1621                         dlclose(obj);
1622                         }
1623                 }],[
1624                 AC_DEFINE(HAVE_LIBDL)],[
1625                 AC_MSG_ERROR(Cannot link test program for libdl)])
1626         AC_MSG_RESULT(ok)
1627 else
1628         AC_MSG_ERROR(Cannot find dlsym function)
1629 fi
1630 ])
1631 dnl ---------------------------------------------------------------------------
1632 dnl CF_FUNC_MEMMOVE version: 7 updated: 2006/12/16 12:33:30
1633 dnl ---------------
1634 dnl Check for memmove, or a bcopy that can handle overlapping copy.  If neither
1635 dnl is found, add our own version of memmove to the list of objects.
1636 AC_DEFUN([CF_FUNC_MEMMOVE],
1637 [
1638 AC_CHECK_FUNC(memmove,,[
1639 AC_CHECK_FUNC(bcopy,[
1640         AC_CACHE_CHECK(if bcopy does overlapping moves,cf_cv_good_bcopy,[
1641                 AC_TRY_RUN([
1642 int main() {
1643         static char data[] = "abcdefghijklmnopqrstuwwxyz";
1644         char temp[40];
1645         bcopy(data, temp, sizeof(data));
1646         bcopy(temp+10, temp, 15);
1647         bcopy(temp+5, temp+15, 10);
1648         ${cf_cv_main_return:-return} (strcmp(temp, "klmnopqrstuwwxypqrstuwwxyz"));
1649 }
1650                 ],
1651                 [cf_cv_good_bcopy=yes],
1652                 [cf_cv_good_bcopy=no],
1653                 [cf_cv_good_bcopy=unknown])
1654                 ])
1655         ],[cf_cv_good_bcopy=no])
1656         if test "$cf_cv_good_bcopy" = yes ; then
1657                 AC_DEFINE(USE_OK_BCOPY)
1658         else
1659                 AC_DEFINE(USE_MY_MEMMOVE)
1660         fi
1661 ])])dnl
1662 dnl ---------------------------------------------------------------------------
1663 dnl CF_FUNC_NANOSLEEP version: 3 updated: 2006/12/16 12:33:30
1664 dnl -----------------
1665 dnl Check for existence of workable nanosleep() function.  Some systems, e.g.,
1666 dnl AIX 4.x, provide a non-working version.
1667 AC_DEFUN([CF_FUNC_NANOSLEEP],[
1668 AC_CACHE_CHECK(if nanosleep really works,cf_cv_func_nanosleep,[
1669 AC_TRY_RUN([
1670 #include <stdio.h>
1671 #include <errno.h>
1672 #include <time.h>
1673
1674 #ifdef HAVE_SYS_TIME_H
1675 #include <sys/time.h>
1676 #endif
1677
1678 int main() {
1679         struct timespec ts1, ts2;
1680         int code;
1681         ts1.tv_sec  = 0;
1682         ts1.tv_nsec = 750000000;
1683         ts2.tv_sec  = 0;
1684         ts2.tv_nsec = 0;
1685         errno = 0;
1686         code = nanosleep(&ts1, &ts2); /* on failure errno is ENOSYS. */
1687         ${cf_cv_main_return:-return}(code != 0);
1688 }
1689 ],
1690         [cf_cv_func_nanosleep=yes],
1691         [cf_cv_func_nanosleep=no],
1692         [cf_cv_func_nanosleep=unknown])])
1693
1694 test "$cf_cv_func_nanosleep" = "yes" && AC_DEFINE(HAVE_NANOSLEEP)
1695 ])
1696 dnl ---------------------------------------------------------------------------
1697 dnl CF_FUNC_OPENPTY version: 3 updated: 2010/05/29 16:31:02
1698 dnl ---------------
1699 dnl Check for openpty() function, along with <pty.h> header.  It may need the
1700 dnl "util" library as well.
1701 AC_DEFUN([CF_FUNC_OPENPTY],
1702 [
1703 AC_CHECK_LIB(util,openpty,cf_cv_lib_util=yes,cf_cv_lib_util=no)
1704 AC_CACHE_CHECK(for openpty header,cf_cv_func_openpty,[
1705     cf_save_LIBS="$LIBS"
1706     test $cf_cv_lib_util = yes && CF_ADD_LIB(util)
1707     for cf_header in pty.h libutil.h util.h
1708     do
1709     AC_TRY_LINK([
1710 #include <$cf_header>
1711 ],[
1712     int x = openpty((int *)0, (int *)0, (char *)0,
1713                    (struct termios *)0, (struct winsize *)0);
1714 ],[
1715         cf_cv_func_openpty=$cf_header
1716         break
1717 ],[
1718         cf_cv_func_openpty=no
1719 ])
1720     done
1721     LIBS="$cf_save_LIBS"
1722 ])
1723 ])dnl
1724 dnl ---------------------------------------------------------------------------
1725 dnl CF_FUNC_POLL version: 7 updated: 2012/06/09 16:22:17
1726 dnl ------------
1727 dnl See if the poll function really works.  Some platforms have poll(), but
1728 dnl it does not work for terminals or files.
1729 AC_DEFUN([CF_FUNC_POLL],[
1730 AC_CACHE_CHECK(if poll really works,cf_cv_working_poll,[
1731 AC_TRY_RUN([
1732 #include <stdlib.h>
1733 #include <stdio.h>
1734 #include <unistd.h>
1735 #include <fcntl.h>
1736 #ifdef HAVE_POLL_H
1737 #include <poll.h>
1738 #else
1739 #include <sys/poll.h>
1740 #endif
1741 int main() {
1742         struct pollfd myfds;
1743         int ret;
1744
1745         /* check for Darwin bug with respect to "devices" */
1746         myfds.fd = open("/dev/null", 1);        /* O_WRONLY */
1747         if (myfds.fd < 0)
1748                 myfds.fd = 0;
1749         myfds.events = POLLIN;
1750         myfds.revents = 0;
1751
1752         ret = poll(&myfds, 1, 100);
1753
1754         if (ret < 0 || (myfds.revents & POLLNVAL)) {
1755                 ret = -1;
1756         } else {
1757                 int fd = 0;
1758                 if (!isatty(fd)) {
1759                         fd = open("/dev/tty", 2);       /* O_RDWR */
1760                 }
1761
1762                 if (fd >= 0) {
1763                         /* also check with standard input */
1764                         myfds.fd = fd;
1765                         myfds.events = POLLIN;
1766                         myfds.revents = 0;
1767                         ret = poll(&myfds, 1, 100);
1768                 } else {
1769                         ret = -1;
1770                 }
1771         }
1772         ${cf_cv_main_return:-return}(ret < 0);
1773 }],
1774         [cf_cv_working_poll=yes],
1775         [cf_cv_working_poll=no],
1776         [cf_cv_working_poll=unknown])])
1777 test "$cf_cv_working_poll" = "yes" && AC_DEFINE(HAVE_WORKING_POLL)
1778 ])dnl
1779 dnl ---------------------------------------------------------------------------
1780 dnl CF_FUNC_TERMIOS version: 2 updated: 2000/07/22 23:37:24
1781 dnl ---------------
1782 dnl Some old/broken variations define tcgetattr() only as a macro in
1783 dnl termio(s).h
1784 AC_DEFUN([CF_FUNC_TERMIOS],[
1785 AC_REQUIRE([CF_STRUCT_TERMIOS])
1786 AC_CACHE_CHECK(for tcgetattr, cf_cv_have_tcgetattr,[
1787 AC_TRY_LINK([
1788 #include <sys/types.h>
1789 #ifdef HAVE_UNISTD_H
1790 #include <unistd.h>
1791 #endif
1792 #ifdef HAVE_TERMIOS_H
1793 #include <termios.h>
1794 #define TTY struct termios
1795 #else
1796 #ifdef HAVE_TERMIO_H
1797 #include <termio.h>
1798 #define TTY struct termio
1799 #endif
1800 #endif
1801 ],[
1802 TTY foo;
1803 tcgetattr(1, &foo);],
1804 [cf_cv_have_tcgetattr=yes],
1805 [cf_cv_have_tcgetattr=no])])
1806 test "$cf_cv_have_tcgetattr" = yes && AC_DEFINE(HAVE_TCGETATTR)
1807 ])dnl
1808 dnl ---------------------------------------------------------------------------
1809 dnl CF_FUNC_VSSCANF version: 3 updated: 2001/12/19 00:50:10
1810 dnl ---------------
1811 dnl Check for vsscanf() function, which is in c9x but generally not in earlier
1812 dnl versions of C.  It is in the GNU C library, and can often be simulated by
1813 dnl other functions.
1814 AC_DEFUN([CF_FUNC_VSSCANF],
1815 [
1816 AC_CACHE_CHECK(for vsscanf function or workaround,cf_cv_func_vsscanf,[
1817 AC_TRY_LINK([
1818 #include <stdarg.h>
1819 #include <stdio.h>],[
1820         va_list ap;
1821         vsscanf("from", "%d", ap)],[cf_cv_func_vsscanf=vsscanf],[
1822 AC_TRY_LINK([
1823 #include <stdarg.h>
1824 #include <stdio.h>],[
1825     FILE strbuf;
1826     char *str = "from";
1827
1828     strbuf._flag = _IOREAD;
1829     strbuf._ptr = strbuf._base = (unsigned char *) str;
1830     strbuf._cnt = strlen(str);
1831     strbuf._file = _NFILE;
1832     return (vfscanf(&strbuf, "%d", ap))],[cf_cv_func_vsscanf=vfscanf],[
1833 AC_TRY_LINK([
1834 #include <stdarg.h>
1835 #include <stdio.h>],[
1836     FILE strbuf;
1837     char *str = "from";
1838
1839     strbuf._flag = _IOREAD;
1840     strbuf._ptr = strbuf._base = (unsigned char *) str;
1841     strbuf._cnt = strlen(str);
1842     strbuf._file = _NFILE;
1843     return (_doscan(&strbuf, "%d", ap))],[cf_cv_func_vsscanf=_doscan],[
1844 cf_cv_func_vsscanf=no])])])])
1845
1846 case $cf_cv_func_vsscanf in #(vi
1847 vsscanf) AC_DEFINE(HAVE_VSSCANF);; #(vi
1848 vfscanf) AC_DEFINE(HAVE_VFSCANF);; #(vi
1849 _doscan) AC_DEFINE(HAVE__DOSCAN);;
1850 esac
1851
1852 ])dnl
1853 dnl ---------------------------------------------------------------------------
1854 dnl CF_GCC_ATTRIBUTES version: 14 updated: 2010/10/23 15:52:32
1855 dnl -----------------
1856 dnl Test for availability of useful gcc __attribute__ directives to quiet
1857 dnl compiler warnings.  Though useful, not all are supported -- and contrary
1858 dnl to documentation, unrecognized directives cause older compilers to barf.
1859 AC_DEFUN([CF_GCC_ATTRIBUTES],
1860 [
1861 if test "$GCC" = yes
1862 then
1863 cat > conftest.i <<EOF
1864 #ifndef GCC_PRINTF
1865 #define GCC_PRINTF 0
1866 #endif
1867 #ifndef GCC_SCANF
1868 #define GCC_SCANF 0
1869 #endif
1870 #ifndef GCC_NORETURN
1871 #define GCC_NORETURN /* nothing */
1872 #endif
1873 #ifndef GCC_UNUSED
1874 #define GCC_UNUSED /* nothing */
1875 #endif
1876 EOF
1877 if test "$GCC" = yes
1878 then
1879         AC_CHECKING([for $CC __attribute__ directives])
1880 cat > conftest.$ac_ext <<EOF
1881 #line __oline__ "${as_me:-configure}"
1882 #include "confdefs.h"
1883 #include "conftest.h"
1884 #include "conftest.i"
1885 #if     GCC_PRINTF
1886 #define GCC_PRINTFLIKE(fmt,var) __attribute__((format(printf,fmt,var)))
1887 #else
1888 #define GCC_PRINTFLIKE(fmt,var) /*nothing*/
1889 #endif
1890 #if     GCC_SCANF
1891 #define GCC_SCANFLIKE(fmt,var)  __attribute__((format(scanf,fmt,var)))
1892 #else
1893 #define GCC_SCANFLIKE(fmt,var)  /*nothing*/
1894 #endif
1895 extern void wow(char *,...) GCC_SCANFLIKE(1,2);
1896 extern void oops(char *,...) GCC_PRINTFLIKE(1,2) GCC_NORETURN;
1897 extern void foo(void) GCC_NORETURN;
1898 int main(int argc GCC_UNUSED, char *argv[[]] GCC_UNUSED) { return 0; }
1899 EOF
1900         cf_printf_attribute=no
1901         cf_scanf_attribute=no
1902         for cf_attribute in scanf printf unused noreturn
1903         do
1904                 CF_UPPER(cf_ATTRIBUTE,$cf_attribute)
1905                 cf_directive="__attribute__(($cf_attribute))"
1906                 echo "checking for $CC $cf_directive" 1>&AC_FD_CC
1907
1908                 case $cf_attribute in #(vi
1909                 printf) #(vi
1910                         cf_printf_attribute=yes
1911                         cat >conftest.h <<EOF
1912 #define GCC_$cf_ATTRIBUTE 1
1913 EOF
1914                         ;;
1915                 scanf) #(vi
1916                         cf_scanf_attribute=yes
1917                         cat >conftest.h <<EOF
1918 #define GCC_$cf_ATTRIBUTE 1
1919 EOF
1920                         ;;
1921                 *) #(vi
1922                         cat >conftest.h <<EOF
1923 #define GCC_$cf_ATTRIBUTE $cf_directive
1924 EOF
1925                         ;;
1926                 esac
1927
1928                 if AC_TRY_EVAL(ac_compile); then
1929                         test -n "$verbose" && AC_MSG_RESULT(... $cf_attribute)
1930                         cat conftest.h >>confdefs.h
1931                         case $cf_attribute in #(vi
1932                         printf) #(vi
1933                                 if test "$cf_printf_attribute" = no ; then
1934                                         cat >>confdefs.h <<EOF
1935 #define GCC_PRINTFLIKE(fmt,var) /* nothing */
1936 EOF
1937                                 else
1938                                         cat >>confdefs.h <<EOF
1939 #define GCC_PRINTFLIKE(fmt,var) __attribute__((format(printf,fmt,var)))
1940 EOF
1941                                 fi
1942                                 ;;
1943                         scanf) #(vi
1944                                 if test "$cf_scanf_attribute" = no ; then
1945                                         cat >>confdefs.h <<EOF
1946 #define GCC_SCANFLIKE(fmt,var) /* nothing */
1947 EOF
1948                                 else
1949                                         cat >>confdefs.h <<EOF
1950 #define GCC_SCANFLIKE(fmt,var)  __attribute__((format(scanf,fmt,var)))
1951 EOF
1952                                 fi
1953                                 ;;
1954                         esac
1955                 fi
1956         done
1957 else
1958         fgrep define conftest.i >>confdefs.h
1959 fi
1960 rm -rf conftest*
1961 fi
1962 ])dnl
1963 dnl ---------------------------------------------------------------------------
1964 dnl CF_GCC_VERSION version: 5 updated: 2010/04/24 11:02:31
1965 dnl --------------
1966 dnl Find version of gcc
1967 AC_DEFUN([CF_GCC_VERSION],[
1968 AC_REQUIRE([AC_PROG_CC])
1969 GCC_VERSION=none
1970 if test "$GCC" = yes ; then
1971         AC_MSG_CHECKING(version of $CC)
1972         GCC_VERSION="`${CC} --version 2>/dev/null | sed -e '2,$d' -e 's/^.*(GCC) //' -e 's/^[[^0-9.]]*//' -e 's/[[^0-9.]].*//'`"
1973         test -z "$GCC_VERSION" && GCC_VERSION=unknown
1974         AC_MSG_RESULT($GCC_VERSION)
1975 fi
1976 ])dnl
1977 dnl ---------------------------------------------------------------------------
1978 dnl CF_GCC_WARNINGS version: 29 updated: 2012/06/16 14:55:39
1979 dnl ---------------
1980 dnl Check if the compiler supports useful warning options.  There's a few that
1981 dnl we don't use, simply because they're too noisy:
1982 dnl
1983 dnl     -Wconversion (useful in older versions of gcc, but not in gcc 2.7.x)
1984 dnl     -Wredundant-decls (system headers make this too noisy)
1985 dnl     -Wtraditional (combines too many unrelated messages, only a few useful)
1986 dnl     -Wwrite-strings (too noisy, but should review occasionally).  This
1987 dnl             is enabled for ncurses using "--enable-const".
1988 dnl     -pedantic
1989 dnl
1990 dnl Parameter:
1991 dnl     $1 is an optional list of gcc warning flags that a particular
1992 dnl             application might want to use, e.g., "no-unused" for
1993 dnl             -Wno-unused
1994 dnl Special:
1995 dnl     If $with_ext_const is "yes", add a check for -Wwrite-strings
1996 dnl
1997 AC_DEFUN([CF_GCC_WARNINGS],
1998 [
1999 AC_REQUIRE([CF_GCC_VERSION])
2000 CF_INTEL_COMPILER(GCC,INTEL_COMPILER,CFLAGS)
2001 CF_CLANG_COMPILER(GCC,CLANG_COMPILER,CFLAGS)
2002
2003 cat > conftest.$ac_ext <<EOF
2004 #line __oline__ "${as_me:-configure}"
2005 int main(int argc, char *argv[[]]) { return (argv[[argc-1]] == 0) ; }
2006 EOF
2007
2008 if test "$INTEL_COMPILER" = yes
2009 then
2010 # The "-wdXXX" options suppress warnings:
2011 # remark #1419: external declaration in primary source file
2012 # remark #1683: explicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
2013 # remark #1684: conversion from pointer to same-sized integral type (potential portability problem)
2014 # remark #193: zero used for undefined preprocessing identifier
2015 # remark #593: variable "curs_sb_left_arrow" was set but never used
2016 # remark #810: conversion from "int" to "Dimension={unsigned short}" may lose significant bits
2017 # remark #869: parameter "tw" was never referenced
2018 # remark #981: operands are evaluated in unspecified order
2019 # warning #279: controlling expression is constant
2020
2021         AC_CHECKING([for $CC warning options])
2022         cf_save_CFLAGS="$CFLAGS"
2023         EXTRA_CFLAGS="-Wall"
2024         for cf_opt in \
2025                 wd1419 \
2026                 wd1683 \
2027                 wd1684 \
2028                 wd193 \
2029                 wd593 \
2030                 wd279 \
2031                 wd810 \
2032                 wd869 \
2033                 wd981
2034         do
2035                 CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
2036                 if AC_TRY_EVAL(ac_compile); then
2037                         test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
2038                         EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
2039                 fi
2040         done
2041         CFLAGS="$cf_save_CFLAGS"
2042
2043 elif test "$GCC" = yes
2044 then
2045         AC_CHECKING([for $CC warning options])
2046         cf_save_CFLAGS="$CFLAGS"
2047         EXTRA_CFLAGS=
2048         cf_warn_CONST=""
2049         test "$with_ext_const" = yes && cf_warn_CONST="Wwrite-strings"
2050         for cf_opt in W Wall \
2051                 Wbad-function-cast \
2052                 Wcast-align \
2053                 Wcast-qual \
2054                 Winline \
2055                 Wmissing-declarations \
2056                 Wmissing-prototypes \
2057                 Wnested-externs \
2058                 Wpointer-arith \
2059                 Wshadow \
2060                 Wstrict-prototypes \
2061                 Wundef $cf_warn_CONST $1
2062         do
2063                 CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
2064                 if AC_TRY_EVAL(ac_compile); then
2065                         test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
2066                         case $cf_opt in #(vi
2067                         Wcast-qual) #(vi
2068                                 CPPFLAGS="$CPPFLAGS -DXTSTRINGDEFINES"
2069                                 ;;
2070                         Winline) #(vi
2071                                 case $GCC_VERSION in
2072                                 [[34]].*)
2073                                         CF_VERBOSE(feature is broken in gcc $GCC_VERSION)
2074                                         continue;;
2075                                 esac
2076                                 ;;
2077                         Wpointer-arith) #(vi
2078                                 case $GCC_VERSION in
2079                                 [[12]].*)
2080                                         CF_VERBOSE(feature is broken in gcc $GCC_VERSION)
2081                                         continue;;
2082                                 esac
2083                                 ;;
2084                         esac
2085                         EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
2086                 fi
2087         done
2088         CFLAGS="$cf_save_CFLAGS"
2089 fi
2090 rm -rf conftest*
2091
2092 AC_SUBST(EXTRA_CFLAGS)
2093 ])dnl
2094 dnl ---------------------------------------------------------------------------
2095 dnl CF_GETOPT_HEADER version: 4 updated: 2009/08/31 20:07:52
2096 dnl ----------------
2097 dnl Check for getopt's variables which are commonly defined in stdlib.h,
2098 dnl unistd.h or (nonstandard) in getopt.h
2099 AC_DEFUN([CF_GETOPT_HEADER],
2100 [
2101 AC_HAVE_HEADERS(unistd.h getopt.h)
2102 AC_CACHE_CHECK(for header declaring getopt variables,cf_cv_getopt_header,[
2103 cf_cv_getopt_header=none
2104 for cf_header in stdio.h stdlib.h unistd.h getopt.h
2105 do
2106 AC_TRY_COMPILE([
2107 #include <$cf_header>],
2108 [int x = optind; char *y = optarg],
2109 [cf_cv_getopt_header=$cf_header
2110  break])
2111 done
2112 ])
2113 if test $cf_cv_getopt_header != none ; then
2114         AC_DEFINE(HAVE_GETOPT_HEADER)
2115 fi
2116 ])dnl
2117 dnl ---------------------------------------------------------------------------
2118 dnl CF_GNAT_GENERICS version: 2 updated: 2011/03/23 20:24:41
2119 dnl ----------------
2120 AC_DEFUN([CF_GNAT_GENERICS],
2121 [
2122 AC_REQUIRE([CF_GNAT_VERSION])
2123
2124 AC_MSG_CHECKING(if GNAT supports generics)
2125 case $cf_gnat_version in #(vi
2126 3.[[1-9]]*|[[4-9]].*) #(vi
2127         cf_gnat_generics=yes
2128         ;;
2129 *)
2130         cf_gnat_generics=no
2131         ;;
2132 esac
2133 AC_MSG_RESULT($cf_gnat_generics)
2134
2135 if test "$cf_gnat_generics" = yes
2136 then
2137         cf_compile_generics=generics
2138         cf_generic_objects="\${GENOBJS}"
2139 else
2140         cf_compile_generics=
2141         cf_generic_objects=
2142 fi
2143
2144 AC_SUBST(cf_compile_generics)
2145 AC_SUBST(cf_generic_objects)
2146 ])dnl
2147 dnl ---------------------------------------------------------------------------
2148 dnl CF_GNAT_PRAGMA_UNREF version: 1 updated: 2010/06/19 15:22:18
2149 dnl --------------------
2150 dnl Check if the gnat pragma "Unreferenced" works.
2151 AC_DEFUN([CF_GNAT_PRAGMA_UNREF],[
2152 AC_CACHE_CHECK(if GNAT pragma Unreferenced works,cf_cv_pragma_unreferenced,[
2153 CF_GNAT_TRY_LINK([procedure conftest;],
2154 [with Text_IO;
2155 with GNAT.OS_Lib;
2156 procedure conftest is
2157    test : Integer;
2158    pragma Unreferenced (test);
2159 begin
2160    test := 1;
2161    Text_IO.Put ("Hello World");
2162    Text_IO.New_Line;
2163    GNAT.OS_Lib.OS_Exit (0);
2164 end conftest;],
2165         [cf_cv_pragma_unreferenced=yes],
2166         [cf_cv_pragma_unreferenced=no])])
2167
2168 # if the pragma is supported, use it (needed in the Trace code).
2169 if test $cf_cv_pragma_unreferenced = yes ; then
2170         PRAGMA_UNREF=TRUE
2171 else
2172         PRAGMA_UNREF=FALSE
2173 fi
2174 AC_SUBST(PRAGMA_UNREF)
2175 ])dnl
2176 dnl ---------------------------------------------------------------------------
2177 dnl CF_GNAT_PROJECTS version: 2 updated: 2011/03/23 20:24:41
2178 dnl ----------------
2179 dnl GNAT projects are configured with ".gpr" project files.
2180 dnl GNAT libraries are a further development, using the project feature.
2181 AC_DEFUN([CF_GNAT_PROJECTS],
2182 [
2183 AC_REQUIRE([CF_GNAT_VERSION])
2184
2185 cf_gnat_libraries=no
2186 cf_gnat_projects=no
2187
2188 AC_MSG_CHECKING(if GNAT supports project files)
2189 case $cf_gnat_version in #(vi
2190 3.[[0-9]]*) #(vi
2191         ;;
2192 *)
2193         case $cf_cv_system_name in #(vi
2194         cygwin*) #(vi
2195                 ;;
2196         *)
2197                 mkdir conftest.src conftest.bin conftest.lib
2198                 cd conftest.src
2199                 rm -rf conftest* *~conftest*
2200                 cat >>library.gpr <<CF_EOF
2201 project Library is
2202   Kind := External ("LIB_KIND");
2203   for Library_Name use "ConfTest";
2204   for Object_Dir use ".";
2205   for Library_ALI_Dir use External("LIBRARY_DIR");
2206   for Library_Version use External ("SONAME");
2207   for Library_Kind use Kind;
2208   for Library_Dir use External("BUILD_DIR");
2209   Source_Dir := External ("SOURCE_DIR");
2210   for Source_Dirs use (Source_Dir);
2211   package Compiler is
2212      for Default_Switches ("Ada") use
2213        ("-g",
2214         "-O2",
2215         "-gnatafno",
2216         "-gnatVa",   -- All validity checks
2217         "-gnatwa");  -- Activate all optional errors
2218   end Compiler;
2219 end Library;
2220 CF_EOF
2221                 cat >>confpackage.ads <<CF_EOF
2222 package ConfPackage is
2223    procedure conftest;
2224 end ConfPackage;
2225 CF_EOF
2226                 cat >>confpackage.adb <<CF_EOF
2227 with Text_IO;
2228 package body ConfPackage is
2229    procedure conftest is
2230    begin
2231       Text_IO.Put ("Hello World");
2232       Text_IO.New_Line;
2233    end conftest;
2234 end ConfPackage;
2235 CF_EOF
2236                 if ( $cf_ada_make $ADAFLAGS \
2237                                 -Plibrary.gpr \
2238                                 -XBUILD_DIR=`cd ../conftest.bin;pwd` \
2239                                 -XLIBRARY_DIR=`cd ../conftest.lib;pwd` \
2240                                 -XSOURCE_DIR=`pwd` \
2241                                 -XSONAME=libConfTest.so.1 \
2242                                 -XLIB_KIND=static 1>&AC_FD_CC 2>&1 ) ; then
2243                         cf_gnat_projects=yes
2244                 fi
2245                 cd ..
2246                 if test -f conftest.lib/confpackage.ali
2247                 then
2248                         cf_gnat_libraries=yes
2249                 fi
2250                 rm -rf conftest* *~conftest*
2251                 ;;
2252         esac
2253         ;;
2254 esac
2255 AC_MSG_RESULT($cf_gnat_projects)
2256
2257 if test $cf_gnat_projects = yes
2258 then
2259         AC_MSG_CHECKING(if GNAT supports libraries)
2260         AC_MSG_RESULT($cf_gnat_libraries)
2261 fi
2262
2263 if test "$cf_gnat_projects" = yes
2264 then
2265         USE_OLD_MAKERULES="#"
2266         USE_GNAT_PROJECTS=""
2267 else
2268         USE_OLD_MAKERULES=""
2269         USE_GNAT_PROJECTS="#"
2270 fi
2271
2272 if test "$cf_gnat_libraries" = yes
2273 then
2274         USE_GNAT_LIBRARIES=""
2275 else
2276         USE_GNAT_LIBRARIES="#"
2277 fi
2278
2279 AC_SUBST(USE_OLD_MAKERULES)
2280 AC_SUBST(USE_GNAT_PROJECTS)
2281 AC_SUBST(USE_GNAT_LIBRARIES)
2282 ])dnl
2283 dnl ---------------------------------------------------------------------------
2284 dnl CF_GNAT_SIGINT version: 1 updated: 2011/03/27 20:07:59
2285 dnl --------------
2286 dnl Check if gnat supports SIGINT, and presumably tasking.  For the latter, it
2287 dnl is noted that gnat may compile a tasking unit even for configurations which
2288 dnl fail at runtime.
2289 AC_DEFUN([CF_GNAT_SIGINT],[
2290 AC_CACHE_CHECK(if GNAT supports SIGINT,cf_cv_gnat_sigint,[
2291 CF_GNAT_TRY_LINK([with Ada.Interrupts.Names;
2292
2293 package ConfTest is
2294
2295    pragma Warnings (Off);  --  the next pragma exists since 3.11p
2296    pragma Unreserve_All_Interrupts;
2297    pragma Warnings (On);
2298
2299    protected Process is
2300       procedure Stop;
2301       function Continue return Boolean;
2302       pragma Attach_Handler (Stop, Ada.Interrupts.Names.SIGINT);
2303    private
2304       Done : Boolean := False;
2305    end Process;
2306
2307 end ConfTest;],
2308 [package body ConfTest is
2309    protected body Process is
2310       procedure Stop is
2311       begin
2312          Done := True;
2313       end Stop;
2314       function Continue return Boolean is
2315       begin
2316          return not Done;
2317       end Continue;
2318    end Process;
2319 end ConfTest;],
2320         [cf_cv_gnat_sigint=yes],
2321         [cf_cv_gnat_sigint=no])])
2322
2323 if test $cf_cv_gnat_sigint = yes ; then
2324         USE_GNAT_SIGINT=""
2325 else
2326         USE_GNAT_SIGINT="#"
2327 fi
2328 AC_SUBST(USE_GNAT_SIGINT)
2329 ])dnl
2330 dnl ---------------------------------------------------------------------------
2331 dnl CF_GNAT_TRY_LINK version: 3 updated: 2011/03/19 14:47:45
2332 dnl ----------------
2333 dnl Verify that a test program compiles/links with GNAT.
2334 dnl $cf_ada_make is set to the program that compiles/links
2335 dnl $ADAFLAGS may be set to the GNAT flags.
2336 dnl
2337 dnl $1 is the text of the spec
2338 dnl $2 is the text of the body
2339 dnl $3 is the shell command to execute if successful
2340 dnl $4 is the shell command to execute if not successful
2341 AC_DEFUN([CF_GNAT_TRY_LINK],
2342 [
2343 rm -rf conftest* *~conftest*
2344 cat >>conftest.ads <<CF_EOF
2345 $1
2346 CF_EOF
2347 cat >>conftest.adb <<CF_EOF
2348 $2
2349 CF_EOF
2350 if ( $cf_ada_make $ADAFLAGS conftest 1>&AC_FD_CC 2>&1 ) ; then
2351 ifelse($3,,      :,[      $3])
2352 ifelse($4,,,[else
2353    $4])
2354 fi
2355 rm -rf conftest* *~conftest*
2356 ])dnl
2357 dnl ---------------------------------------------------------------------------
2358 dnl CF_GNAT_TRY_RUN version: 5 updated: 2011/03/19 14:47:45
2359 dnl ---------------
2360 dnl Verify that a test program compiles and runs with GNAT
2361 dnl $cf_ada_make is set to the program that compiles/links
2362 dnl $ADAFLAGS may be set to the GNAT flags.
2363 dnl
2364 dnl $1 is the text of the spec
2365 dnl $2 is the text of the body
2366 dnl $3 is the shell command to execute if successful
2367 dnl $4 is the shell command to execute if not successful
2368 AC_DEFUN([CF_GNAT_TRY_RUN],
2369 [
2370 rm -rf conftest* *~conftest*
2371 cat >>conftest.ads <<CF_EOF
2372 $1
2373 CF_EOF
2374 cat >>conftest.adb <<CF_EOF
2375 $2
2376 CF_EOF
2377 if ( $cf_ada_make $ADAFLAGS conftest 1>&AC_FD_CC 2>&1 ) ; then
2378    if ( ./conftest 1>&AC_FD_CC 2>&1 ) ; then
2379 ifelse($3,,      :,[      $3])
2380 ifelse($4,,,[   else
2381       $4])
2382    fi
2383 ifelse($4,,,[else
2384    $4])
2385 fi
2386 rm -rf conftest* *~conftest*
2387 ])dnl
2388 dnl ---------------------------------------------------------------------------
2389 dnl CF_GNAT_VERSION version: 18 updated: 2012/01/21 19:28:10
2390 dnl ---------------
2391 dnl Verify version of GNAT.
2392 AC_DEFUN([CF_GNAT_VERSION],
2393 [
2394 AC_MSG_CHECKING(for gnat version)
2395 cf_gnat_version=`${cf_ada_make:-gnatmake} -v 2>&1 | \
2396         grep '[[0-9]].[[0-9]][[0-9]]*' |\
2397     sed -e '2,$d' -e 's/[[^0-9 \.]]//g' -e 's/^[[ ]]*//' -e 's/ .*//'`
2398 AC_MSG_RESULT($cf_gnat_version)
2399
2400 case $cf_gnat_version in #(vi
2401 3.1[[1-9]]*|3.[[2-9]]*|[[4-9]].*|20[[0-9]][[0-9]]) #(vi
2402         cf_cv_prog_gnat_correct=yes
2403         ;;
2404 *)
2405         AC_MSG_WARN(Unsupported GNAT version $cf_gnat_version. We require 3.11 or better. Disabling Ada95 binding.)
2406         cf_cv_prog_gnat_correct=no
2407         ;;
2408 esac
2409 ])
2410 dnl ---------------------------------------------------------------------------
2411 dnl CF_GNU_SOURCE version: 6 updated: 2005/07/09 13:23:07
2412 dnl -------------
2413 dnl Check if we must define _GNU_SOURCE to get a reasonable value for
2414 dnl _XOPEN_SOURCE, upon which many POSIX definitions depend.  This is a defect
2415 dnl (or misfeature) of glibc2, which breaks portability of many applications,
2416 dnl since it is interwoven with GNU extensions.
2417 dnl
2418 dnl Well, yes we could work around it...
2419 AC_DEFUN([CF_GNU_SOURCE],
2420 [
2421 AC_CACHE_CHECK(if we must define _GNU_SOURCE,cf_cv_gnu_source,[
2422 AC_TRY_COMPILE([#include <sys/types.h>],[
2423 #ifndef _XOPEN_SOURCE
2424 make an error
2425 #endif],
2426         [cf_cv_gnu_source=no],
2427         [cf_save="$CPPFLAGS"
2428          CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
2429          AC_TRY_COMPILE([#include <sys/types.h>],[
2430 #ifdef _XOPEN_SOURCE
2431 make an error
2432 #endif],
2433         [cf_cv_gnu_source=no],
2434         [cf_cv_gnu_source=yes])
2435         CPPFLAGS="$cf_save"
2436         ])
2437 ])
2438 test "$cf_cv_gnu_source" = yes && CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
2439 ])dnl
2440 dnl ---------------------------------------------------------------------------
2441 dnl CF_GPP_LIBRARY version: 10 updated: 2010/05/29 16:31:02
2442 dnl --------------
2443 dnl If we're trying to use g++, test if libg++ is installed (a rather common
2444 dnl problem :-).  If we have the compiler but no library, we'll be able to
2445 dnl configure, but won't be able to build the c++ demo program.
2446 AC_DEFUN([CF_GPP_LIBRARY],
2447 [
2448 cf_cxx_library=unknown
2449 case $cf_cv_system_name in #(vi
2450 os2*) #(vi
2451         cf_gpp_libname=gpp
2452         ;;
2453 *)
2454         cf_gpp_libname=g++
2455         ;;
2456 esac
2457 if test "$GXX" = yes; then
2458         AC_MSG_CHECKING([for lib$cf_gpp_libname])
2459         cf_save="$LIBS"
2460         CF_ADD_LIB($cf_gpp_libname)
2461         AC_TRY_LINK([
2462 #include <$cf_gpp_libname/builtin.h>
2463         ],
2464         [two_arg_error_handler_t foo2 = lib_error_handler],
2465         [cf_cxx_library=yes
2466          CF_ADD_LIB($cf_gpp_libname,CXXLIBS)
2467          if test "$cf_gpp_libname" = cpp ; then
2468             AC_DEFINE(HAVE_GPP_BUILTIN_H)
2469          else
2470             AC_DEFINE(HAVE_GXX_BUILTIN_H)
2471          fi],
2472         [AC_TRY_LINK([
2473 #include <builtin.h>
2474         ],
2475         [two_arg_error_handler_t foo2 = lib_error_handler],
2476         [cf_cxx_library=yes
2477          CF_ADD_LIB($cf_gpp_libname,CXXLIBS)
2478          AC_DEFINE(HAVE_BUILTIN_H)],
2479         [cf_cxx_library=no])])
2480         LIBS="$cf_save"
2481         AC_MSG_RESULT($cf_cxx_library)
2482 fi
2483 ])dnl
2484 dnl ---------------------------------------------------------------------------
2485 dnl CF_GXX_VERSION version: 7 updated: 2012/06/16 14:55:39
2486 dnl --------------
2487 dnl Check for version of g++
2488 AC_DEFUN([CF_GXX_VERSION],[
2489 AC_REQUIRE([AC_PROG_CPP])
2490 GXX_VERSION=none
2491 if test "$GXX" = yes; then
2492         AC_MSG_CHECKING(version of ${CXX:-g++})
2493         GXX_VERSION="`${CXX:-g++} --version| sed -e '2,$d' -e 's/^.*(GCC) //' -e 's/^[[^0-9.]]*//' -e 's/[[^0-9.]].*//'`"
2494         test -z "$GXX_VERSION" && GXX_VERSION=unknown
2495         AC_MSG_RESULT($GXX_VERSION)
2496 fi
2497 ])dnl
2498 dnl ---------------------------------------------------------------------------
2499 dnl CF_GXX_WARNINGS version: 7 updated: 2012/06/16 14:55:39
2500 dnl ---------------
2501 dnl Check if the compiler supports useful warning options.
2502 dnl
2503 dnl Most of gcc's options apply to g++, except:
2504 dnl     -Wbad-function-cast
2505 dnl     -Wmissing-declarations
2506 dnl     -Wnested-externs
2507 dnl
2508 dnl Omit a few (for now):
2509 dnl     -Winline
2510 dnl
2511 dnl Parameter:
2512 dnl     $1 is an optional list of g++ warning flags that a particular
2513 dnl             application might want to use, e.g., "no-unused" for
2514 dnl             -Wno-unused
2515 dnl Special:
2516 dnl     If $with_ext_const is "yes", add a check for -Wwrite-strings
2517 dnl
2518 AC_DEFUN([CF_GXX_WARNINGS],
2519 [
2520
2521 CF_INTEL_COMPILER(GXX,INTEL_CPLUSPLUS,CXXFLAGS)
2522 CF_CLANG_COMPILER(GXX,CLANG_CPLUSPLUS,CXXFLAGS)
2523
2524 AC_REQUIRE([CF_GXX_VERSION])
2525
2526 AC_LANG_SAVE
2527 AC_LANG_CPLUSPLUS
2528
2529 cat > conftest.$ac_ext <<EOF
2530 #line __oline__ "configure"
2531 int main(int argc, char *argv[[]]) { return (argv[[argc-1]] == 0) ; }
2532 EOF
2533
2534 if test "$INTEL_CPLUSPLUS" = yes
2535 then
2536 # The "-wdXXX" options suppress warnings:
2537 # remark #1419: external declaration in primary source file
2538 # remark #1682: implicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
2539 # remark #1683: explicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
2540 # remark #1684: conversion from pointer to same-sized integral type (potential portability problem)
2541 # remark #193: zero used for undefined preprocessing identifier
2542 # remark #593: variable "curs_sb_left_arrow" was set but never used
2543 # remark #810: conversion from "int" to "Dimension={unsigned short}" may lose significant bits
2544 # remark #869: parameter "tw" was never referenced
2545 # remark #981: operands are evaluated in unspecified order
2546 # warning #269: invalid format string conversion
2547
2548         AC_CHECKING([for $CC warning options])
2549         cf_save_CXXFLAGS="$CXXFLAGS"
2550         EXTRA_CXXFLAGS="-Wall"
2551         for cf_opt in \
2552                 wd1419 \
2553                 wd1682 \
2554                 wd1683 \
2555                 wd1684 \
2556                 wd193 \
2557                 wd279 \
2558                 wd593 \
2559                 wd810 \
2560                 wd869 \
2561                 wd981
2562         do
2563                 CXXFLAGS="$cf_save_CXXFLAGS $EXTRA_CXXFLAGS -$cf_opt"
2564                 if AC_TRY_EVAL(ac_compile); then
2565                         test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
2566                         EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS -$cf_opt"
2567                 fi
2568         done
2569         CXXFLAGS="$cf_save_CXXFLAGS"
2570
2571 elif test "$GXX" = yes
2572 then
2573         AC_CHECKING([for $CXX warning options])
2574         cf_save_CXXFLAGS="$CXXFLAGS"
2575         EXTRA_CXXFLAGS="-W -Wall"
2576         cf_gxx_extra_warnings=""
2577         test "$with_ext_const" = yes && cf_gxx_extra_warnings="Wwrite-strings"
2578         case "$GCC_VERSION" in
2579         [[1-2]].*)
2580                 ;;
2581         *)
2582                 cf_gxx_extra_warnings="$cf_gxx_extra_warnings Weffc++"
2583                 ;;
2584         esac
2585         for cf_opt in \
2586                 Wabi \
2587                 fabi-version=0 \
2588                 Woverloaded-virtual \
2589                 Wsign-promo \
2590                 Wsynth \
2591                 Wold-style-cast \
2592                 Wcast-align \
2593                 Wcast-qual \
2594                 Wmissing-prototypes \
2595                 Wpointer-arith \
2596                 Wshadow \
2597                 Wstrict-prototypes \
2598                 Wundef $cf_gxx_extra_warnings $1
2599         do
2600                 CXXFLAGS="$cf_save_CXXFLAGS $EXTRA_CXXFLAGS -Werror -$cf_opt"
2601                 if AC_TRY_EVAL(ac_compile); then
2602                         test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
2603                         EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS -$cf_opt"
2604                 else
2605                         test -n "$verbose" && AC_MSG_RESULT(... no -$cf_opt)
2606                 fi
2607         done
2608         CXXFLAGS="$cf_save_CXXFLAGS"
2609 fi
2610
2611 rm -rf conftest*
2612 AC_LANG_RESTORE
2613 AC_SUBST(EXTRA_CXXFLAGS)
2614 ])dnl
2615 dnl ---------------------------------------------------------------------------
2616 dnl CF_HASHED_DB version: 4 updated: 2010/05/29 16:31:02
2617 dnl ------------
2618 dnl Look for an instance of the Berkeley hashed database.
2619 dnl
2620 dnl $1 = optional parameter, to specify install-prefix for the database.
2621 AC_DEFUN([CF_HASHED_DB],
2622 [
2623 ifelse([$1],,,[
2624 case $1 in #(vi
2625 yes|*able*) #(vi
2626     ;;
2627 *)
2628     if test -d "$1" ; then
2629         CF_ADD_INCDIR($1/include)
2630         CF_ADD_LIBDIR($1/lib)
2631     fi
2632 esac
2633 ])
2634 AC_CHECK_HEADER(db.h,[
2635 CF_HASHED_DB_VERSION
2636 if test "$cf_cv_hashed_db_version" = unknown ; then
2637         AC_MSG_ERROR(Cannot determine version of db)
2638 else
2639         CF_HASHED_DB_LIBS
2640         if test "$cf_cv_hashed_db_libs" = unknown ; then
2641                 AC_MSG_ERROR(Cannot determine library for db)
2642         elif test "$cf_cv_hashed_db_libs" != default ; then
2643                 CF_ADD_LIB($cf_cv_hashed_db_libs)
2644         fi
2645 fi
2646 ],[
2647         AC_MSG_ERROR(Cannot find db.h)
2648 ])
2649 ])dnl
2650 dnl ---------------------------------------------------------------------------
2651 dnl CF_HASHED_DB_LIBS version: 9 updated: 2010/05/29 16:31:02
2652 dnl -----------------
2653 dnl Given that we have the header and version for hashed database, find the
2654 dnl library information.
2655 AC_DEFUN([CF_HASHED_DB_LIBS],
2656 [
2657 AC_CACHE_CHECK(for db libraries, cf_cv_hashed_db_libs,[
2658 cf_cv_hashed_db_libs=unknown
2659 for cf_db_libs in "" db$cf_cv_hashed_db_version db-$cf_cv_hashed_db_version db ''
2660 do
2661         cf_save_libs="$LIBS"
2662         if test -n "$cf_db_libs"; then
2663                 CF_ADD_LIB($cf_db_libs)
2664         fi
2665         CF_MSG_LOG(checking for library "$cf_db_libs")
2666         AC_TRY_LINK([
2667 $ac_includes_default
2668 #include <db.h>
2669 ],[
2670         char *path = "/tmp/foo";
2671 #ifdef DB_VERSION_MAJOR
2672 #if DB_VERSION_MAJOR >= 4
2673         DB *result = 0;
2674         db_create(&result, NULL, 0);
2675         result->open(result,
2676                 NULL,
2677                 path,
2678                 path,
2679                 DB_HASH,
2680                 DB_CREATE,
2681                 0644);
2682 #elif DB_VERSION_MAJOR >= 3
2683         DB *result = 0;
2684         db_create(&result, NULL, 0);
2685         result->open(result,
2686                 path,
2687                 path,
2688                 DB_HASH,
2689                 DB_CREATE,
2690                 0644);
2691 #elif DB_VERSION_MAJOR >= 2
2692         DB *result = 0;
2693         db_open(path,
2694                 DB_HASH,
2695                 DB_CREATE,
2696                 0644,
2697                 (DB_ENV *) 0,
2698                 (DB_INFO *) 0,
2699                 &result);
2700 #endif /* DB_VERSION_MAJOR */
2701 #else
2702         DB *result = dbopen(path,
2703                      2,
2704                      0644,
2705                      DB_HASH,
2706                      0);
2707 #endif
2708         ${cf_cv_main_return:-return}(result != 0)
2709 ],[
2710         if test -n "$cf_db_libs" ; then
2711                 cf_cv_hashed_db_libs=$cf_db_libs
2712         else
2713                 cf_cv_hashed_db_libs=default
2714         fi
2715         LIBS="$cf_save_libs"
2716         break
2717 ])
2718         LIBS="$cf_save_libs"
2719 done
2720 ])
2721 ])dnl
2722 dnl ---------------------------------------------------------------------------
2723 dnl CF_HASHED_DB_VERSION version: 3 updated: 2007/12/01 15:01:37
2724 dnl --------------------
2725 dnl Given that we have the header file for hashed database, find the version
2726 dnl information.
2727 AC_DEFUN([CF_HASHED_DB_VERSION],
2728 [
2729 AC_CACHE_CHECK(for version of db, cf_cv_hashed_db_version,[
2730 cf_cv_hashed_db_version=unknown
2731
2732 for cf_db_version in 1 2 3 4 5
2733 do
2734         CF_MSG_LOG(checking for db version $cf_db_version)
2735         AC_TRY_COMPILE([
2736 $ac_includes_default
2737 #include <db.h>
2738
2739 #ifdef DB_VERSION_MAJOR
2740         /* db2 (DB_VERSION_MAJOR=2) has also DB_VERSION_MINOR, tested with 7 */
2741 #if $cf_db_version == DB_VERSION_MAJOR
2742         /* ok */
2743 #else
2744         make an error
2745 #endif
2746 #else
2747 #if $cf_db_version == 1
2748         /* ok: assuming this is DB 1.8.5 */
2749 #else
2750         make an error
2751 #endif
2752 #endif
2753 ],[DBT *foo = 0],[
2754         cf_cv_hashed_db_version=$cf_db_version
2755         break
2756         ])
2757 done
2758 ])
2759 ])dnl
2760 dnl ---------------------------------------------------------------------------
2761 dnl CF_HEADER_PATH version: 12 updated: 2010/05/05 05:22:40
2762 dnl --------------
2763 dnl Construct a search-list of directories for a nonstandard header-file
2764 dnl
2765 dnl Parameters
2766 dnl     $1 = the variable to return as result
2767 dnl     $2 = the package name
2768 AC_DEFUN([CF_HEADER_PATH],
2769 [
2770 $1=
2771
2772 # collect the current set of include-directories from compiler flags
2773 cf_header_path_list=""
2774 if test -n "${CFLAGS}${CPPFLAGS}" ; then
2775         for cf_header_path in $CPPFLAGS $CFLAGS
2776         do
2777                 case $cf_header_path in #(vi
2778                 -I*)
2779                         cf_header_path=`echo ".$cf_header_path" |sed -e 's/^...//' -e 's,/include$,,'`
2780                         CF_ADD_SUBDIR_PATH($1,$2,include,$cf_header_path,NONE)
2781                         cf_header_path_list="$cf_header_path_list [$]$1"
2782                         ;;
2783                 esac
2784         done
2785 fi
2786
2787 # add the variations for the package we are looking for
2788 CF_SUBDIR_PATH($1,$2,include)
2789
2790 test "$includedir" != NONE && \
2791 test "$includedir" != "/usr/include" && \
2792 test -d "$includedir" && {
2793         test -d $includedir &&    $1="[$]$1 $includedir"
2794         test -d $includedir/$2 && $1="[$]$1 $includedir/$2"
2795 }
2796
2797 test "$oldincludedir" != NONE && \
2798 test "$oldincludedir" != "/usr/include" && \
2799 test -d "$oldincludedir" && {
2800         test -d $oldincludedir    && $1="[$]$1 $oldincludedir"
2801         test -d $oldincludedir/$2 && $1="[$]$1 $oldincludedir/$2"
2802 }
2803
2804 $1="[$]$1 $cf_header_path_list"
2805 ])dnl
2806 dnl ---------------------------------------------------------------------------
2807 dnl CF_HELP_MESSAGE version: 3 updated: 1998/01/14 10:56:23
2808 dnl ---------------
2809 dnl Insert text into the help-message, for readability, from AC_ARG_WITH.
2810 AC_DEFUN([CF_HELP_MESSAGE],
2811 [AC_DIVERT_HELP([$1])dnl
2812 ])dnl
2813 dnl ---------------------------------------------------------------------------
2814 dnl CF_INCLUDE_DIRS version: 6 updated: 2009/01/06 19:37:40
2815 dnl ---------------
2816 dnl Construct the list of include-options according to whether we're building
2817 dnl in the source directory or using '--srcdir=DIR' option.  If we're building
2818 dnl with gcc, don't append the includedir if it happens to be /usr/include,
2819 dnl since that usually breaks gcc's shadow-includes.
2820 AC_DEFUN([CF_INCLUDE_DIRS],
2821 [
2822 CPPFLAGS="$CPPFLAGS -I. -I../include"
2823 if test "$srcdir" != "."; then
2824         CPPFLAGS="$CPPFLAGS -I\${srcdir}/../include"
2825 fi
2826 if test "$GCC" != yes; then
2827         CPPFLAGS="$CPPFLAGS -I\${includedir}"
2828 elif test "$includedir" != "/usr/include"; then
2829         if test "$includedir" = '${prefix}/include' ; then
2830                 if test $prefix != /usr ; then
2831                         CPPFLAGS="$CPPFLAGS -I\${includedir}"
2832                 fi
2833         else
2834                 CPPFLAGS="$CPPFLAGS -I\${includedir}"
2835         fi
2836 fi
2837 AC_SUBST(CPPFLAGS)
2838 ])dnl
2839 dnl ---------------------------------------------------------------------------
2840 dnl CF_INTEL_COMPILER version: 4 updated: 2010/05/26 05:38:42
2841 dnl -----------------
2842 dnl Check if the given compiler is really the Intel compiler for Linux.  It
2843 dnl tries to imitate gcc, but does not return an error when it finds a mismatch
2844 dnl between prototypes, e.g., as exercised by CF_MISSING_CHECK.
2845 dnl
2846 dnl This macro should be run "soon" after AC_PROG_CC or AC_PROG_CPLUSPLUS, to
2847 dnl ensure that it is not mistaken for gcc/g++.  It is normally invoked from
2848 dnl the wrappers for gcc and g++ warnings.
2849 dnl
2850 dnl $1 = GCC (default) or GXX
2851 dnl $2 = INTEL_COMPILER (default) or INTEL_CPLUSPLUS
2852 dnl $3 = CFLAGS (default) or CXXFLAGS
2853 AC_DEFUN([CF_INTEL_COMPILER],[
2854 ifelse([$2],,INTEL_COMPILER,[$2])=no
2855
2856 if test "$ifelse([$1],,[$1],GCC)" = yes ; then
2857         case $host_os in
2858         linux*|gnu*)
2859                 AC_MSG_CHECKING(if this is really Intel ifelse([$1],GXX,C++,C) compiler)
2860                 cf_save_CFLAGS="$ifelse([$3],,CFLAGS,[$3])"
2861                 ifelse([$3],,CFLAGS,[$3])="$ifelse([$3],,CFLAGS,[$3]) -no-gcc"
2862                 AC_TRY_COMPILE([],[
2863 #ifdef __INTEL_COMPILER
2864 #else
2865 make an error
2866 #endif
2867 ],[ifelse([$2],,INTEL_COMPILER,[$2])=yes
2868 cf_save_CFLAGS="$cf_save_CFLAGS -we147 -no-gcc"
2869 ],[])
2870                 ifelse([$3],,CFLAGS,[$3])="$cf_save_CFLAGS"
2871                 AC_MSG_RESULT($ifelse([$2],,INTEL_COMPILER,[$2]))
2872                 ;;
2873         esac
2874 fi
2875 ])dnl
2876 dnl ---------------------------------------------------------------------------
2877 dnl CF_ISASCII version: 3 updated: 2000/08/12 23:18:52
2878 dnl ----------
2879 dnl Check if we have either a function or macro for 'isascii()'.
2880 AC_DEFUN([CF_ISASCII],
2881 [
2882 AC_MSG_CHECKING(for isascii)
2883 AC_CACHE_VAL(cf_cv_have_isascii,[
2884         AC_TRY_LINK([#include <ctype.h>],[int x = isascii(' ')],
2885         [cf_cv_have_isascii=yes],
2886         [cf_cv_have_isascii=no])
2887 ])dnl
2888 AC_MSG_RESULT($cf_cv_have_isascii)
2889 test "$cf_cv_have_isascii" = yes && AC_DEFINE(HAVE_ISASCII)
2890 ])dnl
2891 dnl ---------------------------------------------------------------------------
2892 dnl CF_LARGEFILE version: 7 updated: 2007/06/02 11:58:50
2893 dnl ------------
2894 dnl Add checks for large file support.
2895 AC_DEFUN([CF_LARGEFILE],[
2896 ifdef([AC_FUNC_FSEEKO],[
2897     AC_SYS_LARGEFILE
2898     if test "$enable_largefile" != no ; then
2899         AC_FUNC_FSEEKO
2900
2901         # Normally we would collect these definitions in the config.h,
2902         # but (like _XOPEN_SOURCE), some environments rely on having these
2903         # defined before any of the system headers are included.  Another
2904         # case comes up with C++, e.g., on AIX the compiler compiles the
2905         # header files by themselves before looking at the body files it is
2906         # told to compile.  For ncurses, those header files do not include
2907         # the config.h
2908         test "$ac_cv_sys_large_files"      != no && CPPFLAGS="$CPPFLAGS -D_LARGE_FILES "
2909         test "$ac_cv_sys_largefile_source" != no && CPPFLAGS="$CPPFLAGS -D_LARGEFILE_SOURCE "
2910         test "$ac_cv_sys_file_offset_bits" != no && CPPFLAGS="$CPPFLAGS -D_FILE_OFFSET_BITS=$ac_cv_sys_file_offset_bits "
2911
2912         AC_CACHE_CHECK(whether to use struct dirent64, cf_cv_struct_dirent64,[
2913                 AC_TRY_COMPILE([
2914 #include <sys/types.h>
2915 #include <dirent.h>
2916                 ],[
2917                 /* if transitional largefile support is setup, this is true */
2918                 extern struct dirent64 * readdir(DIR *);
2919                 struct dirent64 *x = readdir((DIR *)0);
2920                 struct dirent *y = readdir((DIR *)0);
2921                 int z = x - y;
2922                 ],
2923                 [cf_cv_struct_dirent64=yes],
2924                 [cf_cv_struct_dirent64=no])
2925         ])
2926         test "$cf_cv_struct_dirent64" = yes && AC_DEFINE(HAVE_STRUCT_DIRENT64)
2927     fi
2928 ])
2929 ])
2930 dnl ---------------------------------------------------------------------------
2931 dnl CF_LDFLAGS_STATIC version: 10 updated: 2011/09/24 12:51:48
2932 dnl -----------------
2933 dnl Check for compiler/linker flags used to temporarily force usage of static
2934 dnl libraries.  This depends on the compiler and platform.  Use this to help
2935 dnl ensure that the linker picks up a given library based on its position in
2936 dnl the list of linker options and libraries.
2937 AC_DEFUN([CF_LDFLAGS_STATIC],[
2938
2939 if test "$GCC" = yes ; then
2940         case $cf_cv_system_name in #(
2941         OS/2*|os2*|aix[[4]]*|solaris2.1[[0-9]]|darwin*)         #( vi
2942                 LDFLAGS_STATIC=
2943                 LDFLAGS_SHARED=
2944                 ;;
2945     *)  #( normally, except when broken
2946         LDFLAGS_STATIC=-static
2947         LDFLAGS_SHARED=-dynamic
2948         ;;
2949     esac
2950 else
2951         case $cf_cv_system_name in #(
2952         aix[[4-7]]*)    #( from ld manpage
2953                 LDFLAGS_STATIC=-bstatic
2954                 LDFLAGS_SHARED=-bdynamic
2955                 ;;
2956         hpux*)          #( from ld manpage for hpux10.20, hpux11.11
2957                 # We could also use just "archive" and "shared".
2958                 LDFLAGS_STATIC=-Wl,-a,archive_shared
2959                 LDFLAGS_SHARED=-Wl,-a,shared_archive
2960                 ;;
2961         irix*)          #( from ld manpage IRIX64
2962                 LDFLAGS_STATIC=-Bstatic
2963                 LDFLAGS_SHARED=-Bdynamic
2964                 ;;
2965         osf[[45]]*)     #( from ld manpage osf4.0d, osf5.1
2966                 # alternative "-oldstyle_liblookup" (not in cc manpage)
2967                 LDFLAGS_STATIC=-noso
2968                 LDFLAGS_SHARED=-so_archive
2969                 ;;
2970         solaris2*)
2971                 LDFLAGS_STATIC=-Bstatic
2972                 LDFLAGS_SHARED=-Bdynamic
2973                 ;;
2974         esac
2975 fi
2976
2977 if test -n "$LDFLAGS_STATIC" && test -n "$LDFLAGS_SHARED"
2978 then
2979         AC_MSG_CHECKING(if linker supports switching between static/dynamic)
2980
2981         rm -f libconftest.a
2982         cat >conftest.$ac_ext <<EOF
2983 #line __oline__ "configure"
2984 #include <stdio.h>
2985 int cf_ldflags_static(FILE *fp) { return fflush(fp); }
2986 EOF
2987         if AC_TRY_EVAL(ac_compile) ; then
2988                 ( $AR $ARFLAGS libconftest.a conftest.o ) 2>&AC_FD_CC 1>/dev/null
2989                 ( eval $RANLIB libconftest.a ) 2>&AC_FD_CC >/dev/null
2990         fi
2991         rm -f conftest.*
2992
2993         cf_save_LIBS="$LIBS"
2994
2995         LIBS="$LDFLAGS_STATIC -L`pwd` -lconftest $LDFLAGS_DYNAMIC $LIBS"
2996         AC_TRY_LINK([
2997 #line __oline__ "configure"
2998 #include <stdio.h>
2999 int cf_ldflags_static(FILE *fp);
3000 ],[
3001         return cf_ldflags_static(stdin);
3002 ],[
3003         # some linkers simply ignore the -dynamic
3004         case x`file conftest$ac_exeext 2>/dev/null` in #(vi
3005         *static*) # (vi
3006                 cf_ldflags_static=no
3007                 ;;
3008         *)
3009                 cf_ldflags_static=yes
3010                 ;;
3011         esac
3012 ],[cf_ldflags_static=no])
3013
3014         rm -f libconftest.*
3015         LIBS="$cf_save_LIBS"
3016
3017         AC_MSG_RESULT($cf_ldflags_static)
3018
3019         if test $cf_ldflags_static != yes
3020         then
3021                 LDFLAGS_STATIC=
3022                 LDFLAGS_SHARED=
3023         fi
3024 else
3025         LDFLAGS_STATIC=
3026         LDFLAGS_SHARED=
3027 fi
3028
3029 AC_SUBST(LDFLAGS_STATIC)
3030 AC_SUBST(LDFLAGS_SHARED)
3031 ])
3032 dnl ---------------------------------------------------------------------------
3033 dnl CF_LD_RPATH_OPT version: 5 updated: 2011/07/17 14:48:41
3034 dnl ---------------
3035 dnl For the given system and compiler, find the compiler flags to pass to the
3036 dnl loader to use the "rpath" feature.
3037 AC_DEFUN([CF_LD_RPATH_OPT],
3038 [
3039 AC_REQUIRE([CF_CHECK_CACHE])
3040
3041 LD_RPATH_OPT=
3042 AC_MSG_CHECKING(for an rpath option)
3043 case $cf_cv_system_name in #(vi
3044 irix*) #(vi
3045         if test "$GCC" = yes; then
3046                 LD_RPATH_OPT="-Wl,-rpath,"
3047         else
3048                 LD_RPATH_OPT="-rpath "
3049         fi
3050         ;;
3051 linux*|gnu*|k*bsd*-gnu) #(vi
3052         LD_RPATH_OPT="-Wl,-rpath,"
3053         ;;
3054 openbsd[[2-9]].*|mirbsd*) #(vi
3055         LD_RPATH_OPT="-Wl,-rpath,"
3056         ;;
3057 dragonfly*|freebsd*) #(vi
3058         LD_RPATH_OPT="-rpath "
3059         ;;
3060 netbsd*) #(vi
3061         LD_RPATH_OPT="-Wl,-rpath,"
3062         ;;
3063 osf*|mls+*) #(vi
3064         LD_RPATH_OPT="-rpath "
3065         ;;
3066 solaris2*) #(vi
3067         LD_RPATH_OPT="-R"
3068         ;;
3069 *)
3070         ;;
3071 esac
3072 AC_MSG_RESULT($LD_RPATH_OPT)
3073
3074 case "x$LD_RPATH_OPT" in #(vi
3075 x-R*)
3076         AC_MSG_CHECKING(if we need a space after rpath option)
3077         cf_save_LIBS="$LIBS"
3078         CF_ADD_LIBS(${LD_RPATH_OPT}$libdir)
3079         AC_TRY_LINK(, , cf_rpath_space=no, cf_rpath_space=yes)
3080         LIBS="$cf_save_LIBS"
3081         AC_MSG_RESULT($cf_rpath_space)
3082         test "$cf_rpath_space" = yes && LD_RPATH_OPT="$LD_RPATH_OPT "
3083         ;;
3084 esac
3085 ])dnl
3086 dnl ---------------------------------------------------------------------------
3087 dnl CF_LIBRARY_PATH version: 9 updated: 2010/03/28 12:52:50
3088 dnl ---------------
3089 dnl Construct a search-list of directories for a nonstandard library-file
3090 dnl
3091 dnl Parameters
3092 dnl     $1 = the variable to return as result
3093 dnl     $2 = the package name
3094 AC_DEFUN([CF_LIBRARY_PATH],
3095 [
3096 $1=
3097 cf_library_path_list=""
3098 if test -n "${LDFLAGS}${LIBS}" ; then
3099         for cf_library_path in $LDFLAGS $LIBS
3100         do
3101                 case $cf_library_path in #(vi
3102                 -L*)
3103                         cf_library_path=`echo ".$cf_library_path" |sed -e 's/^...//' -e 's,/lib$,,'`
3104                         CF_ADD_SUBDIR_PATH($1,$2,lib,$cf_library_path,NONE)
3105                         cf_library_path_list="$cf_library_path_list [$]$1"
3106                         ;;
3107                 esac
3108         done
3109 fi
3110
3111 CF_SUBDIR_PATH($1,$2,lib)
3112
3113 $1="$cf_library_path_list [$]$1"
3114 ])dnl
3115 dnl ---------------------------------------------------------------------------
3116 dnl CF_LIB_PREFIX version: 9 updated: 2012/01/21 19:28:10
3117 dnl -------------
3118 dnl Compute the library-prefix for the given host system
3119 dnl $1 = variable to set
3120 define([CF_LIB_PREFIX],
3121 [
3122         case $cf_cv_system_name in #(vi
3123         OS/2*|os2*) #(vi
3124         LIB_PREFIX=''
3125         ;;
3126         *)      LIB_PREFIX='lib'
3127         ;;
3128         esac
3129 ifelse($1,,,[$1=$LIB_PREFIX])
3130         AC_SUBST(LIB_PREFIX)
3131 ])dnl
3132 dnl ---------------------------------------------------------------------------
3133 dnl CF_LIB_RULES version: 65 updated: 2012/06/30 17:25:25
3134 dnl ------------
3135 dnl Append definitions and rules for the given models to the subdirectory
3136 dnl Makefiles, and the recursion rule for the top-level Makefile.  If the
3137 dnl subdirectory is a library-source directory, modify the LIBS_TO_MAKE list in
3138 dnl the corresponding makefile to list the models that we'll generate.
3139 dnl
3140 dnl For shared libraries, make a list of symbolic links to construct when
3141 dnl generating each library.  The convention used for Linux is the simplest
3142 dnl one:
3143 dnl     lib<name>.so    ->
3144 dnl     lib<name>.so.<major>    ->
3145 dnl     lib<name>.so.<maj>.<minor>
3146 AC_DEFUN([CF_LIB_RULES],
3147 [
3148 cf_prefix=$LIB_PREFIX
3149 AC_REQUIRE([CF_SUBST_NCURSES_VERSION])
3150
3151 case $cf_cv_shlib_version in #(vi
3152 cygdll|mingw)
3153         TINFO_NAME=$TINFO_ARG_SUFFIX
3154         TINFO_SUFFIX=.dll
3155         ;;
3156 esac
3157
3158 if test -n "$TINFO_SUFFIX" ; then
3159         case $TINFO_SUFFIX in
3160         tw*)
3161                 TINFO_NAME="${TINFO_NAME}tw"
3162                 TINFO_SUFFIX=`echo $TINFO_SUFFIX | sed 's/^tw//'`
3163                 ;;
3164         t*)
3165                 TINFO_NAME="${TINFO_NAME}t"
3166                 TINFO_SUFFIX=`echo $TINFO_SUFFIX | sed 's/^t//'`
3167                 ;;
3168         w*)
3169                 TINFO_NAME="${TINFO_NAME}w"
3170                 TINFO_SUFFIX=`echo $TINFO_SUFFIX | sed 's/^w//'`
3171                 ;;
3172         esac
3173 fi
3174
3175 for cf_dir in $SRC_SUBDIRS
3176 do
3177         if test ! -d $srcdir/$cf_dir ; then
3178                 continue
3179         elif test -f $srcdir/$cf_dir/modules; then
3180
3181                 SHARED_LIB=
3182                 LIBS_TO_MAKE=
3183                 for cf_item in $cf_LIST_MODELS
3184                 do
3185                         CF_LIB_SUFFIX($cf_item,cf_suffix,cf_depsuf)
3186                         if test $cf_item = shared ; then
3187                         if test "$cf_cv_do_symlinks" = yes ; then
3188                                 case "$cf_cv_shlib_version" in #(vi
3189                                 rel) #(vi
3190                                         case "$cf_cv_system_name" in #(vi
3191                                         darwin*)
3192                                         case .${LIB_SUFFIX} in
3193                                         .tw*)
3194                                                 cf_suffix=`echo $cf_suffix | sed 's/^tw//'`
3195                                                 cf_suffix=tw'.${REL_VERSION}'"$cf_suffix"
3196                                                 ;;
3197                                         .t*)
3198                                                 cf_suffix=`echo $cf_suffix | sed 's/^t//'`
3199                                                 cf_suffix=t'.${REL_VERSION}'"$cf_suffix"
3200                                                 ;;
3201                                         .w*)
3202                                                 cf_suffix=`echo $cf_suffix | sed 's/^w//'`
3203                                                 cf_suffix=w'.${REL_VERSION}'"$cf_suffix"
3204                                                 ;;
3205                                         *)
3206                                                 cf_suffix='.${REL_VERSION}'"$cf_suffix"
3207                                                 ;;
3208                                         esac
3209                                         ;; #(vi
3210                                         *) cf_suffix="$cf_suffix"'.${REL_VERSION}' ;;
3211                                         esac
3212                                         ;;
3213                                 abi)
3214                                         case "$cf_cv_system_name" in #(vi
3215                                         darwin*)
3216                                         case .${LIB_SUFFIX} in
3217                                         .tw*)
3218                                                 cf_suffix=`echo $cf_suffix | sed 's/^tw//'`
3219                                                 cf_suffix=tw'.${ABI_VERSION}'"$cf_suffix"
3220                                                 ;;
3221                                         .t*)
3222                                                 cf_suffix=`echo $cf_suffix | sed 's/^t//'`
3223                                                 cf_suffix=t'.${ABI_VERSION}'"$cf_suffix"
3224                                                 ;;
3225                                         .w*)
3226                                                 cf_suffix=`echo $cf_suffix | sed 's/^w//'`
3227                                                 cf_suffix=w'.${ABI_VERSION}'"$cf_suffix"
3228                                                 ;;
3229                                         *)
3230                                                 cf_suffix='.${ABI_VERSION}'"$cf_suffix"
3231                                                 ;;
3232                                         esac
3233                                         ;; #(vi
3234                                         *) cf_suffix="$cf_suffix"'.${ABI_VERSION}' ;;
3235                                         esac
3236                                         ;;
3237                                 esac
3238                         fi
3239                         # cygwin needs import library, and has unique naming convention
3240                         # use autodetected ${cf_prefix} for import lib and static lib, but
3241                         # use 'cyg' prefix for shared lib.
3242                         case $cf_cv_shlib_version in #(vi
3243                         cygdll) #(vi
3244                                 cf_cygsuf=`echo "$cf_suffix" | sed -e 's/\.dll/\${ABI_VERSION}.dll/'`
3245                                 LIBS_TO_MAKE="$LIBS_TO_MAKE ../lib/cyg${cf_dir}${cf_cygsuf}"
3246                                 continue
3247                                 ;;
3248                         mingw)
3249                                 cf_cygsuf=`echo "$cf_suffix" | sed -e 's/\.dll/\${ABI_VERSION}.dll/'`
3250                                 LIBS_TO_MAKE="$LIBS_TO_MAKE ../lib/lib${cf_dir}${cf_cygsuf}"
3251                                 continue
3252                                 ;;
3253                         esac
3254                         fi
3255                         LIBS_TO_MAKE="$LIBS_TO_MAKE ../lib/${cf_prefix}${cf_dir}${cf_suffix}"
3256                 done
3257
3258                 if test $cf_dir = ncurses ; then
3259                         cf_subsets="$LIB_SUBSETS"
3260                         cf_r_parts="$cf_subsets"
3261                         cf_liblist="$LIBS_TO_MAKE"
3262
3263                         while test -n "$cf_r_parts"
3264                         do
3265                                 cf_l_parts=`echo "$cf_r_parts" |sed -e 's/ .*$//'`
3266                                 cf_r_parts=`echo "$cf_r_parts" |sed -e 's/^[[^ ]]* //'`
3267                                 if test "$cf_l_parts" != "$cf_r_parts" ; then
3268                                         cf_item=
3269                                         case $cf_l_parts in #(vi
3270                                         *termlib*) #(vi
3271                                                 cf_item=`echo $cf_liblist |sed -e s%${LIB_NAME}${LIB_SUFFIX}%${TINFO_LIB_SUFFIX}%g`
3272                                                 ;;
3273                                         *ticlib*)
3274                                                 cf_item=`echo $cf_liblist |sed -e s%${LIB_NAME}${LIB_SUFFIX}%${TICS_LIB_SUFFIX}%g`
3275                                                 ;;
3276                                         *)
3277                                                 break
3278                                                 ;;
3279                                         esac
3280                                         if test -n "$cf_item"; then
3281                                                 LIBS_TO_MAKE="$cf_item $LIBS_TO_MAKE"
3282                                         fi
3283                                 else
3284                                         break
3285                                 fi
3286                         done
3287                 else
3288                         cf_subsets=`echo "$LIB_SUBSETS" | sed -e 's/^termlib.* //'`
3289                 fi
3290
3291                 sed -e "s%@LIBS_TO_MAKE@%$LIBS_TO_MAKE%" \
3292                     -e "s%@SHARED_LIB@%$SHARED_LIB%" \
3293                         $cf_dir/Makefile >$cf_dir/Makefile.out
3294                 mv $cf_dir/Makefile.out $cf_dir/Makefile
3295
3296                 $AWK -f $srcdir/mk-0th.awk \
3297                         libname="${cf_dir}${LIB_SUFFIX}" subsets="$LIB_SUBSETS" ticlib="$TICS_LIB_SUFFIX" termlib="$TINFO_LIB_SUFFIX" \
3298                         $srcdir/$cf_dir/modules >>$cf_dir/Makefile
3299
3300                 for cf_subset in $cf_subsets
3301                 do
3302                         cf_subdirs=
3303                         for cf_item in $cf_LIST_MODELS
3304                         do
3305                         echo "Appending rules for ${cf_item} model (${cf_dir}: ${cf_subset})"
3306                         CF_UPPER(cf_ITEM,$cf_item)
3307                         CF_LIB_SUFFIX($cf_item,cf_suffix,cf_depsuf)
3308                         CF_OBJ_SUBDIR($cf_item,cf_subdir)
3309
3310                         # Test for case where we build libtinfo with a different name.
3311                         cf_libname=$cf_dir
3312                         if test $cf_dir = ncurses ; then
3313                                 case $cf_subset in
3314                                 *base*)
3315                                         cf_libname=${cf_libname}$LIB_SUFFIX
3316                                         ;;
3317                                 *termlib*)
3318                                         cf_libname=$TINFO_LIB_SUFFIX
3319                                         ;;
3320                                 ticlib*)
3321                                         cf_libname=$TICS_LIB_SUFFIX
3322                                         ;;
3323                                 esac
3324                         else
3325                                 cf_libname=${cf_libname}$LIB_SUFFIX
3326                         fi
3327                         if test -n "${DFT_ARG_SUFFIX}" ; then
3328                                 # undo $LIB_SUFFIX add-on in CF_LIB_SUFFIX
3329                                 cf_suffix=`echo $cf_suffix |sed -e "s%^${LIB_SUFFIX}%%"`
3330                         fi
3331
3332                         # These dependencies really are for development, not
3333                         # builds, but they are useful in porting, too.
3334                         cf_depend="../include/ncurses_cfg.h"
3335                         if test "$srcdir" = "."; then
3336                                 cf_reldir="."
3337                         else
3338                                 cf_reldir="\${srcdir}"
3339                         fi
3340
3341                         if test -f $srcdir/$cf_dir/$cf_dir.priv.h; then
3342                                 cf_depend="$cf_depend $cf_reldir/$cf_dir.priv.h"
3343                         elif test -f $srcdir/$cf_dir/curses.priv.h; then
3344                                 cf_depend="$cf_depend $cf_reldir/curses.priv.h"
3345                         fi
3346
3347                         cf_dir_suffix=
3348                         old_cf_suffix="$cf_suffix"
3349                         if test "$cf_cv_shlib_version_infix" = yes ; then
3350                         if test -n "$LIB_SUFFIX" ; then
3351                                 case $LIB_SUFFIX in
3352                                 tw*)
3353                                         cf_libname=`echo $cf_libname | sed 's/tw$//'`
3354                                         cf_suffix=`echo $cf_suffix | sed 's/^tw//'`
3355                                         cf_dir_suffix=tw
3356                                         ;;
3357                                 t*)
3358                                         cf_libname=`echo $cf_libname | sed 's/t$//'`
3359                                         cf_suffix=`echo $cf_suffix | sed 's/^t//'`
3360                                         cf_dir_suffix=t
3361                                         ;;
3362                                 w*)
3363                                         cf_libname=`echo $cf_libname | sed 's/w$//'`
3364                                         cf_suffix=`echo $cf_suffix | sed 's/^w//'`
3365                                         cf_dir_suffix=w
3366                                         ;;
3367                                 esac
3368                         fi
3369                         fi
3370
3371                         $AWK -f $srcdir/mk-1st.awk \
3372                                 name=${cf_libname}${cf_dir_suffix} \
3373                                 traces=$LIB_TRACING \
3374                                 MODEL=$cf_ITEM \
3375                                 model=$cf_subdir \
3376                                 prefix=$cf_prefix \
3377                                 suffix=$cf_suffix \
3378                                 subset=$cf_subset \
3379                                 driver=$cf_cv_term_driver \
3380                                 SymLink="$LN_S" \
3381                                 TermlibRoot=$TINFO_NAME \
3382                                 TermlibSuffix=$TINFO_SUFFIX \
3383                                 ShlibVer=$cf_cv_shlib_version \
3384                                 ShlibVerInfix=$cf_cv_shlib_version_infix \
3385                                 ReLink=${cf_cv_do_relink:-no} \
3386                                 DoLinks=$cf_cv_do_symlinks \
3387                                 rmSoLocs=$cf_cv_rm_so_locs \
3388                                 ldconfig="$LDCONFIG" \
3389                                 overwrite=$WITH_OVERWRITE \
3390                                 depend="$cf_depend" \
3391                                 host="$host" \
3392                                 libtool_version="$LIBTOOL_VERSION" \
3393                                 $srcdir/$cf_dir/modules >>$cf_dir/Makefile
3394
3395                         cf_suffix="$old_cf_suffix"
3396
3397                         for cf_subdir2 in $cf_subdirs lib
3398                         do
3399                                 test $cf_subdir = $cf_subdir2 && break
3400                         done
3401                         test "${cf_subset}.${cf_subdir2}" != "${cf_subset}.${cf_subdir}" && \
3402                         $AWK -f $srcdir/mk-2nd.awk \
3403                                 name=$cf_dir \
3404                                 traces=$LIB_TRACING \
3405                                 MODEL=$cf_ITEM \
3406                                 model=$cf_subdir \
3407                                 subset=$cf_subset \
3408                                 srcdir=$srcdir \
3409                                 echo=$WITH_ECHO \
3410                                 crenames=$cf_cv_prog_CC_c_o \
3411                                 cxxrenames=$cf_cv_prog_CXX_c_o \
3412                                 $srcdir/$cf_dir/modules >>$cf_dir/Makefile
3413                         cf_subdirs="$cf_subdirs $cf_subdir"
3414                         done
3415                 done
3416         fi
3417
3418         echo '  cd '$cf_dir' && ${MAKE} ${CF_MFLAGS} [$]@' >>Makefile
3419 done
3420
3421 for cf_dir in $SRC_SUBDIRS
3422 do
3423         if test ! -d $srcdir/$cf_dir ; then
3424                 continue
3425         fi
3426
3427         if test -f $cf_dir/Makefile ; then
3428                 case "$cf_dir" in
3429                 Ada95) #(vi
3430                         echo 'libs \' >> Makefile
3431                         echo 'install.libs \' >> Makefile
3432                         echo 'uninstall.libs ::' >> Makefile
3433                         echo '  cd '$cf_dir' && ${MAKE} ${CF_MFLAGS} [$]@' >> Makefile
3434                         ;;
3435                 esac
3436         fi
3437
3438         if test -f $srcdir/$cf_dir/modules; then
3439                 echo >> Makefile
3440                 if test -f $srcdir/$cf_dir/headers; then
3441 cat >> Makefile <<CF_EOF
3442 install.includes \\
3443 uninstall.includes \\
3444 CF_EOF
3445                 fi
3446 if test "$cf_dir" != "c++" ; then
3447 echo 'lint \' >> Makefile
3448 fi
3449 cat >> Makefile <<CF_EOF
3450 libs \\
3451 lintlib \\
3452 install.libs \\
3453 uninstall.libs \\
3454 install.$cf_dir \\
3455 uninstall.$cf_dir ::
3456         cd $cf_dir && \${MAKE} \${CF_MFLAGS} \[$]@
3457 CF_EOF
3458         elif test -f $srcdir/$cf_dir/headers; then
3459 cat >> Makefile <<CF_EOF
3460
3461 libs \\
3462 install.libs \\
3463 uninstall.libs \\
3464 install.includes \\
3465 uninstall.includes ::
3466         cd $cf_dir && \${MAKE} \${CF_MFLAGS} \[$]@
3467 CF_EOF
3468 fi
3469 done
3470
3471 cat >> Makefile <<CF_EOF
3472
3473 install.libs uninstall.libs \\
3474 install.data uninstall.data ::
3475 $MAKE_TERMINFO  cd misc && \${MAKE} \${CF_MFLAGS} \[$]@
3476 CF_EOF
3477
3478 if test "x$cf_with_manpages" = xyes; then
3479 cat >> Makefile <<CF_EOF
3480
3481 install.man \\
3482 uninstall.man ::
3483         cd man && \${MAKE} \${CF_MFLAGS} \[$]@
3484 CF_EOF
3485 fi
3486
3487 cat >> Makefile <<CF_EOF
3488
3489 distclean ::
3490         rm -f config.cache config.log config.status Makefile include/ncurses_cfg.h
3491         rm -f headers.sh headers.sed mk_shared_lib.sh
3492         rm -f edit_man.* man_alias.*
3493         rm -rf \${DIRS_TO_MAKE}
3494 CF_EOF
3495
3496 # Special case: tack's manpage lives in its own directory.
3497 if test "x$cf_with_manpages" = xyes; then
3498 if test -d tack ; then
3499 if test -f $srcdir/$tack.h; then
3500 cat >> Makefile <<CF_EOF
3501
3502 install.man \\
3503 uninstall.man ::
3504         cd tack && \${MAKE} \${CF_MFLAGS} \[$]@
3505 CF_EOF
3506 fi
3507 fi
3508 fi
3509
3510 dnl If we're installing into a subdirectory of /usr/include, etc., we should
3511 dnl prepend the subdirectory's name to the "#include" paths.  It won't hurt
3512 dnl anything, and will make it more standardized.  It's awkward to decide this
3513 dnl at configuration because of quoting, so we'll simply make all headers
3514 dnl installed via a script that can do the right thing.
3515
3516 rm -f headers.sed headers.sh
3517
3518 dnl ( generating this script makes the makefiles a little tidier :-)
3519 echo creating headers.sh
3520 cat >headers.sh <<CF_EOF
3521 #! /bin/sh
3522 # This shell script is generated by the 'configure' script.  It is invoked in a
3523 # subdirectory of the build tree.  It generates a sed-script in the parent
3524 # directory that is used to adjust includes for header files that reside in a
3525 # subdirectory of /usr/include, etc.
3526 PRG=""
3527 while test \[$]# != 3
3528 do
3529 PRG="\$PRG \[$]1"; shift
3530 done
3531 DST=\[$]1
3532 REF=\[$]2
3533 SRC=\[$]3
3534 TMPSRC=\${TMPDIR:-/tmp}/\`basename \$SRC\`\$\$
3535 TMPSED=\${TMPDIR:-/tmp}/headers.sed\$\$
3536 echo installing \$SRC in \$DST
3537 CF_EOF
3538
3539 if test $WITH_CURSES_H = yes; then
3540         cat >>headers.sh <<CF_EOF
3541 case \$DST in
3542 /*/include/*)
3543         END=\`basename \$DST\`
3544         for i in \`cat \$REF/../*/headers |fgrep -v "#"\`
3545         do
3546                 NAME=\`basename \$i\`
3547                 echo "s/<\$NAME>/<\$END\/\$NAME>/" >> \$TMPSED
3548         done
3549         ;;
3550 *)
3551         echo "" >> \$TMPSED
3552         ;;
3553 esac
3554 CF_EOF
3555
3556 else
3557         cat >>headers.sh <<CF_EOF
3558 case \$DST in
3559 /*/include/*)
3560         END=\`basename \$DST\`
3561         for i in \`cat \$REF/../*/headers |fgrep -v "#"\`
3562         do
3563                 NAME=\`basename \$i\`
3564                 if test "\$NAME" = "curses.h"
3565                 then
3566                         echo "s/<curses.h>/<ncurses.h>/" >> \$TMPSED
3567                         NAME=ncurses.h
3568                 fi
3569                 echo "s/<\$NAME>/<\$END\/\$NAME>/" >> \$TMPSED
3570         done
3571         ;;
3572 *)
3573         echo "s/<curses.h>/<ncurses.h>/" >> \$TMPSED
3574         ;;
3575 esac
3576 CF_EOF
3577 fi
3578 cat >>headers.sh <<CF_EOF
3579 rm -f \$TMPSRC
3580 sed -f \$TMPSED \$SRC > \$TMPSRC
3581 NAME=\`basename \$SRC\`
3582 CF_EOF
3583 if test $WITH_CURSES_H != yes; then
3584         cat >>headers.sh <<CF_EOF
3585 test "\$NAME" = "curses.h" && NAME=ncurses.h
3586 CF_EOF
3587 fi
3588 cat >>headers.sh <<CF_EOF
3589 # Just in case someone gzip'd manpages, remove the conflicting copy.
3590 test -f \$DST/\$NAME.gz && rm -f \$DST/\$NAME.gz
3591
3592 eval \$PRG \$TMPSRC \$DST/\$NAME
3593 rm -f \$TMPSRC \$TMPSED
3594 CF_EOF
3595
3596 chmod 0755 headers.sh
3597
3598 for cf_dir in $SRC_SUBDIRS
3599 do
3600         if test ! -d $srcdir/$cf_dir ; then
3601                 continue
3602         fi
3603
3604         if test -f $srcdir/$cf_dir/headers; then
3605                 $AWK -f $srcdir/mk-hdr.awk \
3606                         subset="$LIB_SUBSETS" \
3607                         compat="$WITH_CURSES_H" \
3608                         $srcdir/$cf_dir/headers >>$cf_dir/Makefile
3609         fi
3610
3611         if test -f $srcdir/$cf_dir/modules; then
3612                 if test "$cf_dir" != "c++" ; then
3613                         cat >>$cf_dir/Makefile <<"CF_EOF"
3614 depend : ${AUTO_SRC}
3615         makedepend -- ${CPPFLAGS} -- ${C_SRC}
3616
3617 # DO NOT DELETE THIS LINE -- make depend depends on it.
3618 CF_EOF
3619                 fi
3620         fi
3621 done
3622 AC_SUBST(LIBS_TO_MAKE)
3623 ])dnl
3624 dnl ---------------------------------------------------------------------------
3625 dnl CF_LIB_SONAME version: 5 updated: 2010/08/14 18:25:37
3626 dnl -------------
3627 dnl Find the and soname for the given shared library.  Set the cache variable
3628 dnl cf_cv_$3_soname to this, unless it is not found.  Then set the cache
3629 dnl variable to "unknown".
3630 dnl
3631 dnl $1 = headers
3632 dnl $2 = code
3633 dnl $3 = library name
3634 AC_DEFUN([CF_LIB_SONAME],
3635 [
3636 AC_CACHE_CHECK(for soname of $3 library,cf_cv_$3_soname,[
3637
3638 cf_cv_$3_soname=unknown
3639 if test "$cross_compiling" != yes ; then
3640 cat >conftest.$ac_ext <<CF_EOF
3641 $1
3642 int main()
3643 {
3644 $2
3645         ${cf_cv_main_return:-return}(0);
3646 }
3647 CF_EOF
3648 cf_save_LIBS="$LIBS"
3649         CF_ADD_LIB($3)
3650         if AC_TRY_EVAL(ac_compile) ; then
3651                 if AC_TRY_EVAL(ac_link) ; then
3652                         cf_cv_$3_soname=`ldd conftest$ac_exeext 2>/dev/null | sed -e 's,^.*/,,' -e 's, .*$,,' | fgrep lib$3.`
3653                         test -z "$cf_cv_$3_soname" && cf_cv_$3_soname=unknown
3654                 fi
3655         fi
3656 rm -rf conftest*
3657 LIBS="$cf_save_LIBS"
3658 fi
3659 ])
3660 ])
3661 dnl ---------------------------------------------------------------------------
3662 dnl CF_LIB_SUFFIX version: 18 updated: 2012/02/25 15:20:07
3663 dnl -------------
3664 dnl Compute the library file-suffix from the given model name
3665 dnl $1 = model name
3666 dnl $2 = variable to set (the nominal library suffix)
3667 dnl $3 = dependency variable to set (actual filename)
3668 dnl The variable $LIB_SUFFIX, if set, prepends the variable to set.
3669 AC_DEFUN([CF_LIB_SUFFIX],
3670 [
3671         AC_REQUIRE([CF_SUBST_NCURSES_VERSION])
3672         case $1 in #(vi
3673         libtool) #(vi
3674                 $2='.la'
3675                 $3=[$]$2
3676                 ;;
3677         normal) #(vi
3678                 $2='.a'
3679                 $3=[$]$2
3680                 ;;
3681         debug) #(vi
3682                 $2='_g.a'
3683                 $3=[$]$2
3684                 ;;
3685         profile) #(vi
3686                 $2='_p.a'
3687                 $3=[$]$2
3688                 ;;
3689         shared) #(vi
3690                 case $cf_cv_system_name in
3691                 aix[[5-7]]*) #(vi
3692                         $2='.a'
3693                         $3=[$]$2
3694                         ;;
3695                 cygwin*|mingw*) #(vi
3696                         $2='.dll'
3697                         $3='.dll.a'
3698                         ;;
3699                 darwin*) #(vi
3700                         $2='.dylib'
3701                         $3=[$]$2
3702                         ;;
3703                 hpux*) #(vi
3704                         case $target in
3705                         ia64*) #(vi
3706                                 $2='.so'
3707                                 $3=[$]$2
3708                                 ;;
3709                         *) #(vi
3710                                 $2='.sl'
3711                                 $3=[$]$2
3712                                 ;;
3713                         esac
3714                         ;;
3715                 *)      $2='.so'
3716                         $3=[$]$2
3717                         ;;
3718                 esac
3719         esac
3720         test -n "$LIB_SUFFIX" && $2="${LIB_SUFFIX}[$]{$2}"
3721         test -n "$LIB_SUFFIX" && $3="${LIB_SUFFIX}[$]{$3}"
3722 ])dnl
3723 dnl ---------------------------------------------------------------------------
3724 dnl CF_LIB_TYPE version: 4 updated: 2000/10/20 22:57:49
3725 dnl -----------
3726 dnl Compute the string to append to -library from the given model name
3727 dnl $1 = model name
3728 dnl $2 = variable to set
3729 dnl The variable $LIB_SUFFIX, if set, prepends the variable to set.
3730 AC_DEFUN([CF_LIB_TYPE],
3731 [
3732         case $1 in
3733         libtool) $2=''   ;;
3734         normal)  $2=''   ;;
3735         debug)   $2='_g' ;;
3736         profile) $2='_p' ;;
3737         shared)  $2=''   ;;
3738         esac
3739         test -n "$LIB_SUFFIX" && $2="${LIB_SUFFIX}[$]{$2}"
3740 ])dnl
3741 dnl ---------------------------------------------------------------------------
3742 dnl CF_LINK_DATAONLY version: 9 updated: 2009/01/01 20:21:38
3743 dnl ----------------
3744 dnl Some systems have a non-ANSI linker that doesn't pull in modules that have
3745 dnl only data (i.e., no functions), for example NeXT.  On those systems we'll
3746 dnl have to provide wrappers for global tables to ensure they're linked
3747 dnl properly.
3748 AC_DEFUN([CF_LINK_DATAONLY],
3749 [
3750 AC_MSG_CHECKING([if data-only library module links])
3751 AC_CACHE_VAL(cf_cv_link_dataonly,[
3752         rm -f conftest.a
3753         cat >conftest.$ac_ext <<EOF
3754 #line __oline__ "configure"
3755 int     testdata[[3]] = { 123, 456, 789 };
3756 EOF
3757         if AC_TRY_EVAL(ac_compile) ; then
3758                 mv conftest.o data.o && \
3759                 ( $AR $ARFLAGS conftest.a data.o ) 2>&AC_FD_CC 1>/dev/null
3760         fi
3761         rm -f conftest.$ac_ext data.o
3762         cat >conftest.$ac_ext <<EOF
3763 #line __oline__ "configure"
3764 int     testfunc()
3765 {
3766 #if defined(NeXT)
3767         ${cf_cv_main_return:-return}(1);        /* I'm told this linker is broken */
3768 #else
3769         extern int testdata[[3]];
3770         return testdata[[0]] == 123
3771            &&  testdata[[1]] == 456
3772            &&  testdata[[2]] == 789;
3773 #endif
3774 }
3775 EOF
3776         if AC_TRY_EVAL(ac_compile); then
3777                 mv conftest.o func.o && \
3778                 ( $AR $ARFLAGS conftest.a func.o ) 2>&AC_FD_CC 1>/dev/null
3779         fi
3780         rm -f conftest.$ac_ext func.o
3781         ( eval $RANLIB conftest.a ) 2>&AC_FD_CC >/dev/null
3782         cf_saveLIBS="$LIBS"
3783         LIBS="conftest.a $LIBS"
3784         AC_TRY_RUN([
3785         int main()
3786         {
3787                 extern int testfunc();
3788                 ${cf_cv_main_return:-return} (!testfunc());
3789         }
3790         ],
3791         [cf_cv_link_dataonly=yes],
3792         [cf_cv_link_dataonly=no],
3793         [cf_cv_link_dataonly=unknown])
3794         LIBS="$cf_saveLIBS"
3795         ])
3796 AC_MSG_RESULT($cf_cv_link_dataonly)
3797
3798 if test "$cf_cv_link_dataonly" = no ; then
3799         AC_DEFINE(BROKEN_LINKER)
3800         BROKEN_LINKER=1
3801 fi
3802
3803 ])dnl
3804 dnl ---------------------------------------------------------------------------
3805 dnl CF_LINK_FUNCS version: 7 updated: 2006/12/16 12:33:30
3806 dnl -------------
3807 dnl Most Unix systems have both link and symlink, a few don't have symlink.
3808 dnl A few non-Unix systems implement symlink, but not link.
3809 dnl A few non-systems implement neither (or have nonfunctional versions).
3810 AC_DEFUN([CF_LINK_FUNCS],
3811 [
3812 AC_CHECK_FUNCS( \
3813         remove \
3814         unlink )
3815
3816 if test "$cross_compiling" = yes ; then
3817         AC_CHECK_FUNCS( \
3818                 link \
3819                 symlink )
3820 else
3821         AC_CACHE_CHECK(if link/symlink functions work,cf_cv_link_funcs,[
3822                 cf_cv_link_funcs=
3823                 for cf_func in link symlink ; do
3824                         AC_TRY_RUN([
3825 #include <sys/types.h>
3826 #include <sys/stat.h>
3827 #ifdef HAVE_UNISTD_H
3828 #include <unistd.h>
3829 #endif
3830 int main()
3831 {
3832         int fail = 0;
3833         char *src = "config.log";
3834         char *dst = "conftest.chk";
3835         struct stat src_sb;
3836         struct stat dst_sb;
3837
3838         stat(src, &src_sb);
3839         fail = ($cf_func("config.log", "conftest.chk") < 0)
3840             || (stat(dst, &dst_sb) < 0)
3841             || (dst_sb.st_mtime != src_sb.st_mtime);
3842 #ifdef HAVE_UNLINK
3843         unlink(dst);
3844 #else
3845         remove(dst);
3846 #endif
3847         ${cf_cv_main_return:-return} (fail);
3848 }
3849                         ],[
3850                         cf_cv_link_funcs="$cf_cv_link_funcs $cf_func"
3851                         eval 'ac_cv_func_'$cf_func'=yes'],[
3852                         eval 'ac_cv_func_'$cf_func'=no'],[
3853                         eval 'ac_cv_func_'$cf_func'=error'])
3854                 done
3855                 test -z "$cf_cv_link_funcs" && cf_cv_link_funcs=no
3856         ])
3857         test "$ac_cv_func_link"    = yes && AC_DEFINE(HAVE_LINK)
3858         test "$ac_cv_func_symlink" = yes && AC_DEFINE(HAVE_SYMLINK)
3859 fi
3860 ])dnl
3861 dnl ---------------------------------------------------------------------------
3862 dnl CF_MAIN_RETURN version: 1 updated: 2006/12/10 09:51:54
3863 dnl --------------
3864 dnl Check if a return from main to the shell actually returns the same exit
3865 dnl code.  This is true for almost any POSIX environment.
3866 dnl
3867 dnl Some very old environments did not flush stdout, etc., on an exit.  That
3868 dnl would be a useful case to test for also.
3869 AC_DEFUN([CF_MAIN_RETURN],
3870 [
3871 cf_cv_main_return=return
3872 ])dnl
3873 dnl ---------------------------------------------------------------------------
3874 dnl CF_MAKEFLAGS version: 14 updated: 2011/03/31 19:29:46
3875 dnl ------------
3876 dnl Some 'make' programs support ${MAKEFLAGS}, some ${MFLAGS}, to pass 'make'
3877 dnl options to lower-levels.  It's very useful for "make -n" -- if we have it.
3878 dnl (GNU 'make' does both, something POSIX 'make', which happens to make the
3879 dnl ${MAKEFLAGS} variable incompatible because it adds the assignments :-)
3880 AC_DEFUN([CF_MAKEFLAGS],
3881 [
3882 AC_CACHE_CHECK(for makeflags variable, cf_cv_makeflags,[
3883         cf_cv_makeflags=''
3884         for cf_option in '-${MAKEFLAGS}' '${MFLAGS}'
3885         do
3886                 cat >cf_makeflags.tmp <<CF_EOF
3887 SHELL = /bin/sh
3888 all :
3889         @ echo '.$cf_option'
3890 CF_EOF
3891                 cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp 2>/dev/null | fgrep -v "ing directory" | sed -e 's,[[   ]]*$,,'`
3892                 case "$cf_result" in
3893                 .*k)
3894                         cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp CC=cc 2>/dev/null`
3895                         case "$cf_result" in
3896                         .*CC=*) cf_cv_makeflags=
3897                                 ;;
3898                         *)      cf_cv_makeflags=$cf_option
3899                                 ;;
3900                         esac
3901                         break
3902                         ;;
3903                 .-)     ;;
3904                 *)      echo "given option \"$cf_option\", no match \"$cf_result\""
3905                         ;;
3906                 esac
3907         done
3908         rm -f cf_makeflags.tmp
3909 ])
3910
3911 AC_SUBST(cf_cv_makeflags)
3912 ])dnl
3913 dnl ---------------------------------------------------------------------------
3914 dnl CF_MAKE_TAGS version: 6 updated: 2010/10/23 15:52:32
3915 dnl ------------
3916 dnl Generate tags/TAGS targets for makefiles.  Do not generate TAGS if we have
3917 dnl a monocase filesystem.
3918 AC_DEFUN([CF_MAKE_TAGS],[
3919 AC_REQUIRE([CF_MIXEDCASE_FILENAMES])
3920
3921 AC_CHECK_PROGS(CTAGS, exctags ctags)
3922 AC_CHECK_PROGS(ETAGS, exetags etags)
3923
3924 AC_CHECK_PROG(MAKE_LOWER_TAGS, ${CTAGS:-ctags}, yes, no)
3925
3926 if test "$cf_cv_mixedcase" = yes ; then
3927         AC_CHECK_PROG(MAKE_UPPER_TAGS, ${ETAGS:-etags}, yes, no)
3928 else
3929         MAKE_UPPER_TAGS=no
3930 fi
3931
3932 if test "$MAKE_UPPER_TAGS" = yes ; then
3933         MAKE_UPPER_TAGS=
3934 else
3935         MAKE_UPPER_TAGS="#"
3936 fi
3937
3938 if test "$MAKE_LOWER_TAGS" = yes ; then
3939         MAKE_LOWER_TAGS=
3940 else
3941         MAKE_LOWER_TAGS="#"
3942 fi
3943
3944 AC_SUBST(CTAGS)
3945 AC_SUBST(ETAGS)
3946
3947 AC_SUBST(MAKE_UPPER_TAGS)
3948 AC_SUBST(MAKE_LOWER_TAGS)
3949 ])dnl
3950 dnl ---------------------------------------------------------------------------
3951 dnl CF_MANPAGE_FORMAT version: 9 updated: 2010/10/23 16:10:30
3952 dnl -----------------
3953 dnl Option to allow user to override automatic configuration of manpage format.
3954 dnl There are several special cases:
3955 dnl
3956 dnl     gzip - man checks for, can display gzip'd files
3957 dnl     compress - man checks for, can display compressed files
3958 dnl     BSDI - files in the cat-directories are suffixed ".0"
3959 dnl     formatted - installer should format (put files in cat-directory)
3960 dnl     catonly - installer should only format, e.g., for a turnkey system.
3961 dnl
3962 dnl There are other configurations which this macro does not test, e.g., HPUX's
3963 dnl compressed manpages (but uncompressed manpages are fine, and HPUX's naming
3964 dnl convention would not match our use).
3965 AC_DEFUN([CF_MANPAGE_FORMAT],
3966 [
3967 AC_REQUIRE([CF_PATHSEP])
3968 AC_MSG_CHECKING(format of man-pages)
3969
3970 AC_ARG_WITH(manpage-format,
3971         [  --with-manpage-format   specify manpage-format: gzip/compress/BSDI/normal and
3972                           optionally formatted/catonly, e.g., gzip,formatted],
3973         [MANPAGE_FORMAT=$withval],
3974         [MANPAGE_FORMAT=unknown])
3975
3976 test -z "$MANPAGE_FORMAT" && MANPAGE_FORMAT=unknown
3977 MANPAGE_FORMAT=`echo "$MANPAGE_FORMAT" | sed -e 's/,/ /g'`
3978
3979 cf_unknown=
3980
3981 case $MANPAGE_FORMAT in
3982 unknown)
3983   if test -z "$MANPATH" ; then
3984     MANPATH="/usr/man:/usr/share/man"
3985   fi
3986
3987   # look for the 'date' man-page (it's most likely to be installed!)
3988   MANPAGE_FORMAT=
3989   cf_preform=no
3990   cf_catonly=yes
3991   cf_example=date
3992
3993   IFS="${IFS:-  }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}"
3994   for cf_dir in $MANPATH; do
3995     test -z "$cf_dir" && cf_dir=/usr/man
3996     for cf_name in $cf_dir/man*/$cf_example.[[01]]* $cf_dir/cat*/$cf_example.[[01]]* $cf_dir/man*/$cf_example $cf_dir/cat*/$cf_example
3997     do
3998       cf_test=`echo $cf_name | sed -e 's/*//'`
3999       if test "x$cf_test" = "x$cf_name" ; then
4000
4001         case "$cf_name" in
4002         *.gz) MANPAGE_FORMAT="$MANPAGE_FORMAT gzip";;
4003         *.Z)  MANPAGE_FORMAT="$MANPAGE_FORMAT compress";;
4004         *.0)    MANPAGE_FORMAT="$MANPAGE_FORMAT BSDI";;
4005         *)    MANPAGE_FORMAT="$MANPAGE_FORMAT normal";;
4006         esac
4007
4008         case "$cf_name" in
4009         $cf_dir/man*)
4010           cf_catonly=no
4011           ;;
4012         $cf_dir/cat*)
4013           cf_preform=yes
4014           ;;
4015         esac
4016         break
4017       fi
4018
4019       # if we found a match in either man* or cat*, stop looking
4020       if test -n "$MANPAGE_FORMAT" ; then
4021         cf_found=no
4022         test "$cf_preform" = yes && MANPAGE_FORMAT="$MANPAGE_FORMAT formatted"
4023         test "$cf_catonly" = yes && MANPAGE_FORMAT="$MANPAGE_FORMAT catonly"
4024         case "$cf_name" in
4025         $cf_dir/cat*)
4026           cf_found=yes
4027           ;;
4028         esac
4029         test $cf_found=yes && break
4030       fi
4031     done
4032     # only check the first directory in $MANPATH where we find manpages
4033     if test -n "$MANPAGE_FORMAT" ; then
4034        break
4035     fi
4036   done
4037   # if we did not find the example, just assume it is normal
4038   test -z "$MANPAGE_FORMAT" && MANPAGE_FORMAT=normal
4039   IFS="$ac_save_ifs"
4040   ;;
4041 *)
4042   for cf_option in $MANPAGE_FORMAT; do
4043      case $cf_option in #(vi
4044      gzip|compress|BSDI|normal|formatted|catonly)
4045        ;;
4046      *)
4047        cf_unknown="$cf_unknown $cf_option"
4048        ;;
4049      esac
4050   done
4051   ;;
4052 esac
4053
4054 AC_MSG_RESULT($MANPAGE_FORMAT)
4055 if test -n "$cf_unknown" ; then
4056   AC_MSG_WARN(Unexpected manpage-format $cf_unknown)
4057 fi
4058 ])dnl
4059 dnl ---------------------------------------------------------------------------
4060 dnl CF_MANPAGE_RENAMES version: 7 updated: 2005/06/18 18:51:57
4061 dnl ------------------
4062 dnl The Debian people have their own naming convention for manpages.  This
4063 dnl option lets us override the name of the file containing renaming, or
4064 dnl disable it altogether.
4065 AC_DEFUN([CF_MANPAGE_RENAMES],
4066 [
4067 AC_MSG_CHECKING(for manpage renaming)
4068
4069 AC_ARG_WITH(manpage-renames,
4070         [  --with-manpage-renames  specify manpage-renaming],
4071         [MANPAGE_RENAMES=$withval],
4072         [MANPAGE_RENAMES=yes])
4073
4074 case ".$MANPAGE_RENAMES" in #(vi
4075 .no) #(vi
4076   ;;
4077 .|.yes)
4078   # Debian 'man' program?
4079   if test -f /etc/debian_version ; then
4080     MANPAGE_RENAMES=`cd $srcdir && pwd`/man/man_db.renames
4081   else
4082     MANPAGE_RENAMES=no
4083   fi
4084   ;;
4085 esac
4086
4087 if test "$MANPAGE_RENAMES" != no ; then
4088   if test -f $srcdir/man/$MANPAGE_RENAMES ; then
4089     MANPAGE_RENAMES=`cd $srcdir/man && pwd`/$MANPAGE_RENAMES
4090   elif test ! -f $MANPAGE_RENAMES ; then
4091     AC_MSG_ERROR(not a filename: $MANPAGE_RENAMES)
4092   fi
4093
4094   test ! -d man && mkdir man
4095
4096   # Construct a sed-script to perform renaming within man-pages
4097   if test -n "$MANPAGE_RENAMES" ; then
4098     test ! -d man && mkdir man
4099     sh $srcdir/man/make_sed.sh $MANPAGE_RENAMES >./edit_man.sed
4100   fi
4101 fi
4102
4103 AC_MSG_RESULT($MANPAGE_RENAMES)
4104 AC_SUBST(MANPAGE_RENAMES)
4105 ])dnl
4106 dnl ---------------------------------------------------------------------------
4107 dnl CF_MANPAGE_SYMLINKS version: 5 updated: 2010/07/24 17:12:40
4108 dnl -------------------
4109 dnl Some people expect each tool to make all aliases for manpages in the
4110 dnl man-directory.  This accommodates the older, less-capable implementations
4111 dnl of 'man', and is optional.
4112 AC_DEFUN([CF_MANPAGE_SYMLINKS],
4113 [
4114 AC_MSG_CHECKING(if manpage aliases will be installed)
4115
4116 AC_ARG_WITH(manpage-aliases,
4117         [  --with-manpage-aliases  specify manpage-aliases using .so],
4118         [MANPAGE_ALIASES=$withval],
4119         [MANPAGE_ALIASES=yes])
4120
4121 AC_MSG_RESULT($MANPAGE_ALIASES)
4122
4123 case "x$LN_S" in #(vi
4124 xln*) #(vi
4125         cf_use_symlinks=yes
4126         ;;
4127 *)
4128         cf_use_symlinks=no
4129         ;;
4130 esac
4131
4132 MANPAGE_SYMLINKS=no
4133 if test "$MANPAGE_ALIASES" = yes ; then
4134 AC_MSG_CHECKING(if manpage symlinks should be used)
4135
4136 AC_ARG_WITH(manpage-symlinks,
4137         [  --with-manpage-symlinks specify manpage-aliases using symlinks],
4138         [MANPAGE_SYMLINKS=$withval],
4139         [MANPAGE_SYMLINKS=$cf_use_symlinks])
4140
4141 if test "$$cf_use_symlinks" = no; then
4142 if test "$MANPAGE_SYMLINKS" = yes ; then
4143         AC_MSG_WARN(cannot make symlinks, will use .so files)
4144         MANPAGE_SYMLINKS=no
4145 fi
4146 fi
4147
4148 AC_MSG_RESULT($MANPAGE_SYMLINKS)
4149 fi
4150
4151 ])dnl
4152 dnl ---------------------------------------------------------------------------
4153 dnl CF_MANPAGE_TBL version: 3 updated: 2002/01/19 22:51:32
4154 dnl --------------
4155 dnl This option causes manpages to be run through tbl(1) to generate tables
4156 dnl correctly.
4157 AC_DEFUN([CF_MANPAGE_TBL],
4158 [
4159 AC_MSG_CHECKING(for manpage tbl)
4160
4161 AC_ARG_WITH(manpage-tbl,
4162         [  --with-manpage-tbl      specify manpage processing with tbl],
4163         [MANPAGE_TBL=$withval],
4164         [MANPAGE_TBL=no])
4165
4166 AC_MSG_RESULT($MANPAGE_TBL)
4167 ])dnl
4168 dnl ---------------------------------------------------------------------------
4169 dnl CF_MAN_PAGES version: 40 updated: 2011/09/10 16:20:21
4170 dnl ------------
4171 dnl Try to determine if the man-pages on the system are compressed, and if
4172 dnl so, what format is used.  Use this information to construct a script that
4173 dnl will install man-pages.
4174 AC_DEFUN([CF_MAN_PAGES],
4175 [
4176 CF_HELP_MESSAGE(Options to Specify How Manpages are Installed:)
4177 CF_MANPAGE_FORMAT
4178 CF_MANPAGE_RENAMES
4179 CF_MANPAGE_SYMLINKS
4180 CF_MANPAGE_TBL
4181
4182   if test "$prefix" = "NONE" ; then
4183      cf_prefix="$ac_default_prefix"
4184   else
4185      cf_prefix="$prefix"
4186   fi
4187
4188   case "$MANPAGE_FORMAT" in # (vi
4189   *catonly*) # (vi
4190     cf_format=yes
4191     cf_inboth=no
4192     ;;
4193   *formatted*) # (vi
4194     cf_format=yes
4195     cf_inboth=yes
4196     ;;
4197   *)
4198     cf_format=no
4199     cf_inboth=no
4200     ;;
4201   esac
4202
4203 test ! -d man && mkdir man
4204
4205 cf_so_strip=
4206 cf_compress=
4207 case "$MANPAGE_FORMAT" in #(vi
4208 *compress*) #(vi
4209         cf_so_strip="Z"
4210         cf_compress=compress
4211   ;;
4212 *gzip*)
4213         cf_so_strip="gz"
4214         cf_compress=gzip
4215   ;;
4216 esac
4217
4218 cf_edit_man=./edit_man.sh
4219 cf_man_alias=`pwd`/man_alias.sed
4220
4221 cat >$cf_edit_man <<CF_EOF
4222 #! /bin/sh
4223 # this script is generated by the configure-script CF_MAN_PAGES macro.
4224
4225 prefix="$cf_prefix"
4226 datadir="$datadir"
4227
4228 NCURSES_MAJOR="$NCURSES_MAJOR"
4229 NCURSES_MINOR="$NCURSES_MINOR"
4230 NCURSES_PATCH="$NCURSES_PATCH"
4231
4232 NCURSES_OSPEED="$NCURSES_OSPEED"
4233 TERMINFO="$TERMINFO"
4234
4235 INSTALL="$INSTALL"
4236 INSTALL_DATA="$INSTALL_DATA"
4237
4238 transform="$program_transform_name"
4239
4240 TMP=\${TMPDIR:=/tmp}/man\$\$
4241 trap "rm -f \$TMP" 0 1 2 5 15
4242
4243 form=\[$]1
4244 shift || exit 1
4245
4246 verb=\[$]1
4247 shift || exit 1
4248
4249 mandir=\[$]1
4250 shift || exit 1
4251
4252 srcdir=\[$]1
4253 top_srcdir=\[$]srcdir/..
4254 shift || exit 1
4255
4256 if test "\$form" = normal ; then
4257         if test "$cf_format" = yes ; then
4258         if test "$cf_inboth" = no ; then
4259                 sh \[$]0 format \$verb \$mandir \$srcdir \[$]*
4260                 exit $?
4261         fi
4262         fi
4263         cf_subdir=\$mandir/man
4264         cf_tables=$MANPAGE_TBL
4265 else
4266         cf_subdir=\$mandir/cat
4267         cf_tables=yes
4268 fi
4269
4270 # process the list of source-files
4271 for i in \[$]* ; do
4272 case \$i in #(vi
4273 *.orig|*.rej) ;; #(vi
4274 *.[[0-9]]*)
4275         section=\`expr "\$i" : '.*\\.\\([[0-9]]\\)[[xm]]*'\`;
4276         if test \$verb = installing ; then
4277         if test ! -d \$cf_subdir\${section} ; then
4278                 mkdir -p \$cf_subdir\$section
4279         fi
4280         fi
4281
4282         # replace variables in man page
4283         if test ! -f $cf_man_alias ; then
4284 cat >>$cf_man_alias <<-CF_EOF2
4285                 s,@DATADIR@,\$datadir,g
4286                 s,@TERMINFO@,\$TERMINFO,g
4287                 s,@NCURSES_MAJOR@,\$NCURSES_MAJOR,g
4288                 s,@NCURSES_MINOR@,\$NCURSES_MINOR,g
4289                 s,@NCURSES_PATCH@,\$NCURSES_PATCH,g
4290                 s,@NCURSES_OSPEED@,\$NCURSES_OSPEED,g
4291 CF_EOF
4292         ifelse($1,,,[
4293         for cf_name in $1
4294         do
4295                 cf_NAME=`echo "$cf_name" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
4296                 cf_name=`echo $cf_name|sed "$program_transform_name"`
4297 cat >>$cf_edit_man <<-CF_EOF
4298                 s,@$cf_NAME@,$cf_name,g
4299 CF_EOF
4300         done
4301         ])
4302 cat >>$cf_edit_man <<CF_EOF
4303 CF_EOF2
4304                 echo "...made $cf_man_alias"
4305         fi
4306
4307         aliases=
4308         cf_source=\`basename \$i\`
4309         inalias=\$cf_source
4310         test ! -f \$inalias && inalias="\$srcdir/\$inalias"
4311         if test ! -f \$inalias ; then
4312                 echo .. skipped \$cf_source
4313                 continue
4314         fi
4315 CF_EOF
4316
4317 if test "$MANPAGE_ALIASES" != no ; then
4318 cat >>$cf_edit_man <<CF_EOF
4319         nCurses=ignore.3x
4320         test $with_curses_h = yes && nCurses=ncurses.3x
4321         aliases=\`sed -f \$top_srcdir/man/manlinks.sed \$inalias |sed -f $cf_man_alias | sort -u; test \$inalias = \$nCurses && echo curses\`
4322 CF_EOF
4323 fi
4324
4325 if test "$MANPAGE_RENAMES" = no ; then
4326 cat >>$cf_edit_man <<CF_EOF
4327         # perform program transformations for section 1 man pages
4328         if test \$section = 1 ; then
4329                 cf_target=\$cf_subdir\${section}/\`echo \$cf_source|sed "\${transform}"\`
4330         else
4331                 cf_target=\$cf_subdir\${section}/\$cf_source
4332         fi
4333 CF_EOF
4334 else
4335 cat >>$cf_edit_man <<CF_EOF
4336         cf_target=\`grep "^\$cf_source" $MANPAGE_RENAMES | $AWK '{print \[$]2}'\`
4337         if test -z "\$cf_target" ; then
4338                 echo '? missing rename for '\$cf_source
4339                 cf_target="\$cf_source"
4340         fi
4341         cf_target="\$cf_subdir\${section}/\${cf_target}"
4342
4343 CF_EOF
4344 fi
4345
4346 cat >>$cf_edit_man <<CF_EOF
4347         sed     -f $cf_man_alias \\
4348 CF_EOF
4349
4350 if test -f $MANPAGE_RENAMES ; then
4351 cat >>$cf_edit_man <<CF_EOF
4352                 < \$i | sed -f `pwd`/edit_man.sed >\$TMP
4353 CF_EOF
4354 else
4355 cat >>$cf_edit_man <<CF_EOF
4356                 < \$i >\$TMP
4357 CF_EOF
4358 fi
4359
4360 cat >>$cf_edit_man <<CF_EOF
4361 if test \$cf_tables = yes ; then
4362         tbl \$TMP >\$TMP.out
4363         mv \$TMP.out \$TMP
4364 fi
4365 CF_EOF
4366
4367 if test $with_overwrite != yes ; then
4368 cat >>$cf_edit_man <<CF_EOF
4369         sed -e "/\#[    ]*include/s,<curses.h,<ncurses$LIB_SUFFIX/curses.h," < \$TMP >\$TMP.out
4370         mv \$TMP.out \$TMP
4371 CF_EOF
4372 fi
4373
4374 if test $with_curses_h != yes ; then
4375 cat >>$cf_edit_man <<CF_EOF
4376         sed -e "/\#[    ]*include/s,curses.h,ncurses.h," < \$TMP >\$TMP.out
4377         mv \$TMP.out \$TMP
4378 CF_EOF
4379 fi
4380
4381 cat >>$cf_edit_man <<CF_EOF
4382         if test \$form = format ; then
4383                 nroff -man \$TMP >\$TMP.out
4384                 mv \$TMP.out \$TMP
4385         fi
4386 CF_EOF
4387
4388 if test -n "$cf_compress" ; then
4389 cat >>$cf_edit_man <<CF_EOF
4390         if test \$verb = installing ; then
4391         if ( $cf_compress -f \$TMP )
4392         then
4393                 mv \$TMP.$cf_so_strip \$TMP
4394         fi
4395         fi
4396         cf_target="\$cf_target.$cf_so_strip"
4397 CF_EOF
4398 fi
4399
4400 case "$MANPAGE_FORMAT" in #(vi
4401 *BSDI*)
4402 cat >>$cf_edit_man <<CF_EOF
4403         if test \$form = format ; then
4404                 # BSDI installs only .0 suffixes in the cat directories
4405                 cf_target="\`echo \$cf_target|sed -e 's/\.[[1-9]]\+[[a-z]]*/.0/'\`"
4406         fi
4407 CF_EOF
4408   ;;
4409 esac
4410
4411 cat >>$cf_edit_man <<CF_EOF
4412         suffix=\`basename \$cf_target | sed -e 's%^[[^.]]*%%'\`
4413         if test \$verb = installing ; then
4414                 echo \$verb \$cf_target
4415                 \$INSTALL_DATA \$TMP \$cf_target
4416                 test -d \$cf_subdir\${section} &&
4417                 test -n "\$aliases" && (
4418                         cd \$cf_subdir\${section} && (
4419                                 cf_source=\`echo \$cf_target |sed -e 's%^.*/\([[^/]][[^/]]*/[[^/]][[^/]]*$\)%\1%'\`
4420                                 test -n "$cf_so_strip" && cf_source=\`echo \$cf_source |sed -e 's%\.$cf_so_strip\$%%'\`
4421                                 cf_target=\`basename \$cf_target\`
4422                                 for cf_alias in \$aliases
4423                                 do
4424                                         if test \$section = 1 ; then
4425                                                 cf_alias=\`echo \$cf_alias|sed "\${transform}"\`
4426                                         fi
4427
4428                                         if test "$MANPAGE_SYMLINKS" = yes ; then
4429                                                 if test -f \$cf_alias\${suffix} ; then
4430                                                         if ( cmp -s \$cf_target \$cf_alias\${suffix} )
4431                                                         then
4432                                                                 continue
4433                                                         fi
4434                                                 fi
4435                                                 echo .. \$verb alias \$cf_alias\${suffix}
4436 CF_EOF
4437 case "x$LN_S" in #(vi
4438 *-f) #(vi
4439 cat >>$cf_edit_man <<CF_EOF
4440                                                 $LN_S \$cf_target \$cf_alias\${suffix}
4441 CF_EOF
4442         ;;
4443 *)
4444 cat >>$cf_edit_man <<CF_EOF
4445                                                 rm -f \$cf_alias\${suffix}
4446                                                 $LN_S \$cf_target \$cf_alias\${suffix}
4447 CF_EOF
4448         ;;
4449 esac
4450 cat >>$cf_edit_man <<CF_EOF
4451                                         elif test "\$cf_target" != "\$cf_alias\${suffix}" ; then
4452                                                 echo ".so \$cf_source" >\$TMP
4453 CF_EOF
4454 if test -n "$cf_compress" ; then
4455 cat >>$cf_edit_man <<CF_EOF
4456                                                 if test -n "$cf_so_strip" ; then
4457                                                         $cf_compress -f \$TMP
4458                                                         mv \$TMP.$cf_so_strip \$TMP
4459                                                 fi
4460 CF_EOF
4461 fi
4462 cat >>$cf_edit_man <<CF_EOF
4463                                                 echo .. \$verb alias \$cf_alias\${suffix}
4464                                                 rm -f \$cf_alias\${suffix}
4465                                                 \$INSTALL_DATA \$TMP \$cf_alias\${suffix}
4466                                         fi
4467                                 done
4468                         )
4469                 )
4470         elif test \$verb = removing ; then
4471                 test -f \$cf_target && (
4472                         echo \$verb \$cf_target
4473                         rm -f \$cf_target
4474                 )
4475                 test -d \$cf_subdir\${section} &&
4476                 test -n "\$aliases" && (
4477                         cd \$cf_subdir\${section} && (
4478                                 for cf_alias in \$aliases
4479                                 do
4480                                         if test \$section = 1 ; then
4481                                                 cf_alias=\`echo \$cf_alias|sed "\${transform}"\`
4482                                         fi
4483
4484                                         echo .. \$verb alias \$cf_alias\${suffix}
4485                                         rm -f \$cf_alias\${suffix}
4486                                 done
4487                         )
4488                 )
4489         else
4490 #               echo ".hy 0"
4491                 cat \$TMP
4492         fi
4493         ;;
4494 esac
4495 done
4496
4497 if test $cf_inboth = yes ; then
4498 if test \$form != format ; then
4499         sh \[$]0 format \$verb \$mandir \$srcdir \[$]*
4500 fi
4501 fi
4502
4503 exit 0
4504 CF_EOF
4505 chmod 755 $cf_edit_man
4506
4507 ])dnl
4508 dnl ---------------------------------------------------------------------------
4509 dnl CF_MATH_LIB version: 8 updated: 2010/05/29 16:31:02
4510 dnl -----------
4511 dnl Checks for libraries.  At least one UNIX system, Apple Macintosh
4512 dnl Rhapsody 5.5, does not have -lm.  We cannot use the simpler
4513 dnl AC_CHECK_LIB(m,sin), because that fails for C++.
4514 AC_DEFUN([CF_MATH_LIB],
4515 [
4516 AC_CACHE_CHECK(if -lm needed for math functions,
4517         cf_cv_need_libm,[
4518         AC_TRY_LINK([
4519         #include <stdio.h>
4520         #include <math.h>
4521         ],
4522         [double x = rand(); printf("result = %g\n", ]ifelse([$2],,sin(x),$2)[)],
4523         [cf_cv_need_libm=no],
4524         [cf_cv_need_libm=yes])])
4525 if test "$cf_cv_need_libm" = yes
4526 then
4527 ifelse($1,,[
4528         CF_ADD_LIB(m)
4529 ],[$1=-lm])
4530 fi
4531 ])
4532 dnl ---------------------------------------------------------------------------
4533 dnl CF_MIXEDCASE_FILENAMES version: 3 updated: 2003/09/20 17:07:55
4534 dnl ----------------------
4535 dnl Check if the file-system supports mixed-case filenames.  If we're able to
4536 dnl create a lowercase name and see it as uppercase, it doesn't support that.
4537 AC_DEFUN([CF_MIXEDCASE_FILENAMES],
4538 [
4539 AC_CACHE_CHECK(if filesystem supports mixed-case filenames,cf_cv_mixedcase,[
4540 if test "$cross_compiling" = yes ; then
4541         case $target_alias in #(vi
4542         *-os2-emx*|*-msdosdjgpp*|*-cygwin*|*-mingw32*|*-uwin*) #(vi
4543                 cf_cv_mixedcase=no
4544                 ;;
4545         *)
4546                 cf_cv_mixedcase=yes
4547                 ;;
4548         esac
4549 else
4550         rm -f conftest CONFTEST
4551         echo test >conftest
4552         if test -f CONFTEST ; then
4553                 cf_cv_mixedcase=no
4554         else
4555                 cf_cv_mixedcase=yes
4556         fi
4557         rm -f conftest CONFTEST
4558 fi
4559 ])
4560 test "$cf_cv_mixedcase" = yes && AC_DEFINE(MIXEDCASE_FILENAMES)
4561 ])dnl
4562 dnl ---------------------------------------------------------------------------
4563 dnl CF_MKSTEMP version: 8 updated: 2012/02/13 20:34:56
4564 dnl ----------
4565 dnl Check for a working mkstemp.  This creates two files, checks that they are
4566 dnl successfully created and distinct (AmigaOS apparently fails on the last).
4567 AC_DEFUN([CF_MKSTEMP],[
4568 AC_CACHE_CHECK(for working mkstemp, cf_cv_func_mkstemp,[
4569 rm -rf conftest*
4570 AC_TRY_RUN([
4571 #include <sys/types.h>
4572 #include <stdlib.h>
4573 #include <stdio.h>
4574 #include <string.h>
4575 #include <sys/stat.h>
4576 int main()
4577 {
4578         char *tmpl = "conftestXXXXXX";
4579         char name[2][80];
4580         int n;
4581         int result = 0;
4582         int fd;
4583         struct stat sb;
4584
4585         umask(077);
4586         for (n = 0; n < 2; ++n) {
4587                 strcpy(name[n], tmpl);
4588                 if ((fd = mkstemp(name[n])) >= 0) {
4589                         if (!strcmp(name[n], tmpl)
4590                          || stat(name[n], &sb) != 0
4591                          || (sb.st_mode & S_IFMT) != S_IFREG
4592                          || (sb.st_mode & 077) != 0) {
4593                                 result = 1;
4594                         }
4595                         close(fd);
4596                 }
4597         }
4598         if (result == 0
4599          && !strcmp(name[0], name[1]))
4600                 result = 1;
4601         ${cf_cv_main_return:-return}(result);
4602 }
4603 ],[cf_cv_func_mkstemp=yes
4604 ],[cf_cv_func_mkstemp=no
4605 ],[cf_cv_func_mkstemp=maybe])
4606 ])
4607 if test "x$cf_cv_func_mkstemp" = xmaybe ; then
4608         AC_CHECK_FUNC(mkstemp)
4609 fi
4610 if test "x$cf_cv_func_mkstemp" = xyes || test "x$ac_cv_func_mkstemp" = xyes ; then
4611         AC_DEFINE(HAVE_MKSTEMP)
4612 fi
4613 ])dnl
4614 dnl ---------------------------------------------------------------------------
4615 dnl CF_MSG_LOG version: 5 updated: 2010/10/23 15:52:32
4616 dnl ----------
4617 dnl Write a debug message to config.log, along with the line number in the
4618 dnl configure script.
4619 AC_DEFUN([CF_MSG_LOG],[
4620 echo "${as_me:-configure}:__oline__: testing $* ..." 1>&AC_FD_CC
4621 ])dnl
4622 dnl ---------------------------------------------------------------------------
4623 dnl CF_NCURSES_ABI_6 version: 1 updated: 2005/09/17 18:42:49
4624 dnl ----------------
4625 dnl Set ncurses' ABI to 6 unless overridden by explicit configure option, and
4626 dnl warn about this.
4627 AC_DEFUN([CF_NCURSES_ABI_6],[
4628 if test "${with_abi_version+set}" != set; then
4629         case $cf_cv_rel_version in
4630         5.*)
4631                 cf_cv_rel_version=6.0
4632                 cf_cv_abi_version=6
4633                 AC_MSG_WARN(Overriding ABI version to $cf_cv_abi_version)
4634                 ;;
4635         esac
4636 fi
4637 ])dnl
4638 dnl ---------------------------------------------------------------------------
4639 dnl CF_NO_LEAKS_OPTION version: 4 updated: 2006/12/16 14:24:05
4640 dnl ------------------
4641 dnl see CF_WITH_NO_LEAKS
4642 AC_DEFUN([CF_NO_LEAKS_OPTION],[
4643 AC_MSG_CHECKING(if you want to use $1 for testing)
4644 AC_ARG_WITH($1,
4645         [$2],
4646         [AC_DEFINE($3)ifelse([$4],,[
4647          $4
4648 ])
4649         : ${with_cflags:=-g}
4650         : ${with_no_leaks:=yes}
4651          with_$1=yes],
4652         [with_$1=])
4653 AC_MSG_RESULT(${with_$1:-no})
4654
4655 case .$with_cflags in #(vi
4656 .*-g*)
4657         case .$CFLAGS in #(vi
4658         .*-g*) #(vi
4659                 ;;
4660         *)
4661                 CF_ADD_CFLAGS([-g])
4662                 ;;
4663         esac
4664         ;;
4665 esac
4666 ])dnl
4667 dnl ---------------------------------------------------------------------------
4668 dnl CF_NUMBER_SYNTAX version: 1 updated: 2003/09/20 18:12:49
4669 dnl ----------------
4670 dnl Check if the given variable is a number.  If not, report an error.
4671 dnl $1 is the variable
4672 dnl $2 is the message
4673 AC_DEFUN([CF_NUMBER_SYNTAX],[
4674 if test -n "$1" ; then
4675   case $1 in #(vi
4676   [[0-9]]*) #(vi
4677         ;;
4678   *)
4679         AC_MSG_ERROR($2 is not a number: $1)
4680         ;;
4681   esac
4682 else
4683   AC_MSG_ERROR($2 value is empty)
4684 fi
4685 ])dnl
4686 dnl ---------------------------------------------------------------------------
4687 dnl CF_OBJ_SUBDIR version: 4 updated: 2002/02/23 20:38:31
4688 dnl -------------
4689 dnl Compute the object-directory name from the given model name
4690 AC_DEFUN([CF_OBJ_SUBDIR],
4691 [
4692         case $1 in
4693         libtool) $2='obj_lo'  ;;
4694         normal)  $2='objects' ;;
4695         debug)   $2='obj_g' ;;
4696         profile) $2='obj_p' ;;
4697         shared)
4698                 case $cf_cv_system_name in #(vi
4699                 cygwin) #(vi
4700                         $2='objects' ;;
4701                 *)
4702                         $2='obj_s' ;;
4703                 esac
4704         esac
4705 ])dnl
4706 dnl ---------------------------------------------------------------------------
4707 dnl CF_PATHSEP version: 5 updated: 2010/05/26 05:38:42
4708 dnl ----------
4709 dnl Provide a value for the $PATH and similar separator
4710 AC_DEFUN([CF_PATHSEP],
4711 [
4712         case $cf_cv_system_name in
4713         os2*)   PATH_SEPARATOR=';'  ;;
4714         *)      PATH_SEPARATOR=':'  ;;
4715         esac
4716 ifelse([$1],,,[$1=$PATH_SEPARATOR])
4717         AC_SUBST(PATH_SEPARATOR)
4718 ])dnl
4719 dnl ---------------------------------------------------------------------------
4720 dnl CF_PATH_SYNTAX version: 14 updated: 2012/06/19 20:58:54
4721 dnl --------------
4722 dnl Check the argument to see that it looks like a pathname.  Rewrite it if it
4723 dnl begins with one of the prefix/exec_prefix variables, and then again if the
4724 dnl result begins with 'NONE'.  This is necessary to work around autoconf's
4725 dnl delayed evaluation of those symbols.
4726 AC_DEFUN([CF_PATH_SYNTAX],[
4727 if test "x$prefix" != xNONE; then
4728   cf_path_syntax="$prefix"
4729 else
4730   cf_path_syntax="$ac_default_prefix"
4731 fi
4732
4733 case ".[$]$1" in #(vi
4734 .\[$]\(*\)*|.\'*\'*) #(vi
4735   ;;
4736 ..|./*|.\\*) #(vi
4737   ;;
4738 .[[a-zA-Z]]:[[\\/]]*) #(vi OS/2 EMX
4739   ;;
4740 .\[$]{*prefix}*|.\[$]{*dir}*) #(vi
4741   eval $1="[$]$1"
4742   case ".[$]$1" in #(vi
4743   .NONE/*)
4744     $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%`
4745     ;;
4746   esac
4747   ;; #(vi
4748 .no|.NONE/*)
4749   $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%`
4750   ;;
4751 *)
4752   ifelse([$2],,[AC_MSG_ERROR([expected a pathname, not \"[$]$1\"])],$2)
4753   ;;
4754 esac
4755 ])dnl
4756 dnl ---------------------------------------------------------------------------
4757 dnl CF_PKG_CONFIG version: 7 updated: 2011/04/29 04:53:22
4758 dnl -------------
4759 dnl Check for the package-config program, unless disabled by command-line.
4760 AC_DEFUN([CF_PKG_CONFIG],
4761 [
4762 AC_MSG_CHECKING(if you want to use pkg-config)
4763 AC_ARG_WITH(pkg-config,
4764         [  --with-pkg-config{=path} enable/disable use of pkg-config],
4765         [cf_pkg_config=$withval],
4766         [cf_pkg_config=yes])
4767 AC_MSG_RESULT($cf_pkg_config)
4768
4769 case $cf_pkg_config in #(vi
4770 no) #(vi
4771         PKG_CONFIG=none
4772         ;;
4773 yes) #(vi
4774         CF_ACVERSION_CHECK(2.52,
4775                 [AC_PATH_TOOL(PKG_CONFIG, pkg-config, none)],
4776                 [AC_PATH_PROG(PKG_CONFIG, pkg-config, none)])
4777         ;;
4778 *)
4779         PKG_CONFIG=$withval
4780         ;;
4781 esac
4782
4783 test -z "$PKG_CONFIG" && PKG_CONFIG=none
4784 if test "$PKG_CONFIG" != none ; then
4785         CF_PATH_SYNTAX(PKG_CONFIG)
4786 fi
4787
4788 AC_SUBST(PKG_CONFIG)
4789 ])dnl
4790 dnl ---------------------------------------------------------------------------
4791 dnl CF_POSIX_C_SOURCE version: 8 updated: 2010/05/26 05:38:42
4792 dnl -----------------
4793 dnl Define _POSIX_C_SOURCE to the given level, and _POSIX_SOURCE if needed.
4794 dnl
4795 dnl     POSIX.1-1990                            _POSIX_SOURCE
4796 dnl     POSIX.1-1990 and                        _POSIX_SOURCE and
4797 dnl             POSIX.2-1992 C-Language                 _POSIX_C_SOURCE=2
4798 dnl             Bindings Option
4799 dnl     POSIX.1b-1993                           _POSIX_C_SOURCE=199309L
4800 dnl     POSIX.1c-1996                           _POSIX_C_SOURCE=199506L
4801 dnl     X/Open 2000                             _POSIX_C_SOURCE=200112L
4802 dnl
4803 dnl Parameters:
4804 dnl     $1 is the nominal value for _POSIX_C_SOURCE
4805 AC_DEFUN([CF_POSIX_C_SOURCE],
4806 [
4807 cf_POSIX_C_SOURCE=ifelse([$1],,199506L,[$1])
4808
4809 cf_save_CFLAGS="$CFLAGS"
4810 cf_save_CPPFLAGS="$CPPFLAGS"
4811
4812 CF_REMOVE_DEFINE(cf_trim_CFLAGS,$cf_save_CFLAGS,_POSIX_C_SOURCE)
4813 CF_REMOVE_DEFINE(cf_trim_CPPFLAGS,$cf_save_CPPFLAGS,_POSIX_C_SOURCE)
4814
4815 AC_CACHE_CHECK(if we should define _POSIX_C_SOURCE,cf_cv_posix_c_source,[
4816         CF_MSG_LOG(if the symbol is already defined go no further)
4817         AC_TRY_COMPILE([#include <sys/types.h>],[
4818 #ifndef _POSIX_C_SOURCE
4819 make an error
4820 #endif],
4821         [cf_cv_posix_c_source=no],
4822         [cf_want_posix_source=no
4823          case .$cf_POSIX_C_SOURCE in #(vi
4824          .[[12]]??*) #(vi
4825                 cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE"
4826                 ;;
4827          .2) #(vi
4828                 cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE"
4829                 cf_want_posix_source=yes
4830                 ;;
4831          .*)
4832                 cf_want_posix_source=yes
4833                 ;;
4834          esac
4835          if test "$cf_want_posix_source" = yes ; then
4836                 AC_TRY_COMPILE([#include <sys/types.h>],[
4837 #ifdef _POSIX_SOURCE
4838 make an error
4839 #endif],[],
4840                 cf_cv_posix_c_source="$cf_cv_posix_c_source -D_POSIX_SOURCE")
4841          fi
4842          CF_MSG_LOG(ifdef from value $cf_POSIX_C_SOURCE)
4843          CFLAGS="$cf_trim_CFLAGS"
4844          CPPFLAGS="$cf_trim_CPPFLAGS $cf_cv_posix_c_source"
4845          CF_MSG_LOG(if the second compile does not leave our definition intact error)
4846          AC_TRY_COMPILE([#include <sys/types.h>],[
4847 #ifndef _POSIX_C_SOURCE
4848 make an error
4849 #endif],,
4850          [cf_cv_posix_c_source=no])
4851          CFLAGS="$cf_save_CFLAGS"
4852          CPPFLAGS="$cf_save_CPPFLAGS"
4853         ])
4854 ])
4855
4856 if test "$cf_cv_posix_c_source" != no ; then
4857         CFLAGS="$cf_trim_CFLAGS"
4858         CPPFLAGS="$cf_trim_CPPFLAGS"
4859         CF_ADD_CFLAGS($cf_cv_posix_c_source)
4860 fi
4861
4862 ])dnl
4863 dnl ---------------------------------------------------------------------------
4864 dnl CF_PREDEFINE version: 2 updated: 2010/05/26 16:44:57
4865 dnl ------------
4866 dnl Add definitions to CPPFLAGS to ensure they're predefined for all compiles.
4867 dnl
4868 dnl $1 = symbol to test
4869 dnl $2 = value (if any) to use for a predefinition
4870 AC_DEFUN([CF_PREDEFINE],
4871 [
4872 AC_MSG_CHECKING(if we must define $1)
4873 AC_TRY_COMPILE([#include <sys/types.h>
4874 ],[
4875 #ifndef $1
4876 make an error
4877 #endif],[cf_result=no],[cf_result=yes])
4878 AC_MSG_RESULT($cf_result)
4879
4880 if test "$cf_result" = yes ; then
4881         CPPFLAGS="$CPPFLAGS ifelse([$2],,-D$1,[-D$1=$2])"
4882 elif test "x$2" != "x" ; then
4883         AC_MSG_CHECKING(checking for compatible value versus $2)
4884         AC_TRY_COMPILE([#include <sys/types.h>
4885 ],[
4886 #if $1-$2 < 0
4887 make an error
4888 #endif],[cf_result=yes],[cf_result=no])
4889         AC_MSG_RESULT($cf_result)
4890         if test "$cf_result" = no ; then
4891                 # perhaps we can override it - try...
4892                 CPPFLAGS="$CPPFLAGS -D$1=$2"
4893         fi
4894 fi
4895 ])dnl
4896 dnl ---------------------------------------------------------------------------
4897 dnl CF_PRG_RULES version: 1 updated: 2006/06/03 11:45:08
4898 dnl ------------
4899 dnl Append definitions and rules for the given programs to the subdirectory
4900 dnl Makefiles, and the recursion rule for the top-level Makefile.
4901 dnl
4902 dnl parameters
4903 dnl     $1 = script to run
4904 dnl     $2 = list of subdirectories
4905 dnl
4906 dnl variables
4907 dnl     $AWK
4908 AC_DEFUN([CF_PRG_RULES],
4909 [
4910 for cf_dir in $2
4911 do
4912         if test ! -d $srcdir/$cf_dir; then
4913                 continue
4914         elif test -f $srcdir/$cf_dir/programs; then
4915                 $AWK -f $1 $srcdir/$cf_dir/programs >>$cf_dir/Makefile
4916         fi
4917 done
4918
4919 ])dnl
4920 dnl ---------------------------------------------------------------------------
4921 dnl CF_PROG_AR version: 1 updated: 2009/01/01 20:15:22
4922 dnl ----------
4923 dnl Check for archiver "ar".
4924 AC_DEFUN([CF_PROG_AR],[
4925 AC_CHECK_TOOL(AR, ar, ar)
4926 ])
4927 dnl ---------------------------------------------------------------------------
4928 dnl CF_PROG_AWK version: 1 updated: 2006/09/16 11:40:59
4929 dnl -----------
4930 dnl Check for awk, ensure that the check found something.
4931 AC_DEFUN([CF_PROG_AWK],
4932 [
4933 AC_PROG_AWK
4934 test -z "$AWK" && AC_MSG_ERROR(No awk program found)
4935 ])dnl
4936 dnl ---------------------------------------------------------------------------
4937 dnl CF_PROG_CC_C_O version: 3 updated: 2010/08/14 18:25:37
4938 dnl --------------
4939 dnl Analogous to AC_PROG_CC_C_O, but more useful: tests only $CC, ensures that
4940 dnl the output file can be renamed, and allows for a shell variable that can
4941 dnl be used later.  The parameter is either CC or CXX.  The result is the
4942 dnl cache variable:
4943 dnl     $cf_cv_prog_CC_c_o
4944 dnl     $cf_cv_prog_CXX_c_o
4945 AC_DEFUN([CF_PROG_CC_C_O],
4946 [AC_REQUIRE([AC_PROG_CC])dnl
4947 AC_MSG_CHECKING([whether [$]$1 understands -c and -o together])
4948 AC_CACHE_VAL(cf_cv_prog_$1_c_o,
4949 [
4950 cat > conftest.$ac_ext <<CF_EOF
4951 #include <stdio.h>
4952 int main()
4953 {
4954         ${cf_cv_main_return:-return}(0);
4955 }
4956 CF_EOF
4957 # We do the test twice because some compilers refuse to overwrite an
4958 # existing .o file with -o, though they will create one.
4959 ac_try='[$]$1 -c conftest.$ac_ext -o conftest2.$ac_objext >&AC_FD_CC'
4960 if AC_TRY_EVAL(ac_try) &&
4961   test -f conftest2.$ac_objext && AC_TRY_EVAL(ac_try);
4962 then
4963   eval cf_cv_prog_$1_c_o=yes
4964 else
4965   eval cf_cv_prog_$1_c_o=no
4966 fi
4967 rm -rf conftest*
4968 ])dnl
4969 if test $cf_cv_prog_$1_c_o = yes; then
4970   AC_MSG_RESULT([yes])
4971 else
4972   AC_MSG_RESULT([no])
4973 fi
4974 ])dnl
4975 dnl ---------------------------------------------------------------------------
4976 dnl CF_PROG_CC_U_D version: 1 updated: 2005/07/14 16:59:30
4977 dnl --------------
4978 dnl Check if C (preprocessor) -U and -D options are processed in the order
4979 dnl given rather than by type of option.  Some compilers insist on apply all
4980 dnl of the -U options after all of the -D options.  Others allow mixing them,
4981 dnl and may predefine symbols that conflict with those we define.
4982 AC_DEFUN([CF_PROG_CC_U_D],
4983 [
4984 AC_CACHE_CHECK(if $CC -U and -D options work together,cf_cv_cc_u_d_options,[
4985         cf_save_CPPFLAGS="$CPPFLAGS"
4986         CPPFLAGS="-UU_D_OPTIONS -DU_D_OPTIONS -DD_U_OPTIONS -UD_U_OPTIONS"
4987         AC_TRY_COMPILE([],[
4988 #ifndef U_D_OPTIONS
4989 make an undefined-error
4990 #endif
4991 #ifdef  D_U_OPTIONS
4992 make a defined-error
4993 #endif
4994         ],[
4995         cf_cv_cc_u_d_options=yes],[
4996         cf_cv_cc_u_d_options=no])
4997         CPPFLAGS="$cf_save_CPPFLAGS"
4998 ])
4999 ])dnl
5000 dnl ---------------------------------------------------------------------------
5001 dnl CF_PROG_EGREP version: 1 updated: 2006/09/16 11:40:59
5002 dnl -------------
5003 dnl AC_PROG_EGREP was introduced in autoconf 2.53.
5004 dnl This macro adds a check to ensure the script found something.
5005 AC_DEFUN([CF_PROG_EGREP],
5006 [AC_CACHE_CHECK([for egrep], [ac_cv_prog_egrep],
5007    [if echo a | (grep -E '(a|b)') >/dev/null 2>&1
5008     then ac_cv_prog_egrep='grep -E'
5009     else ac_cv_prog_egrep='egrep'
5010     fi])
5011  EGREP=$ac_cv_prog_egrep
5012  AC_SUBST([EGREP])
5013 test -z "$EGREP" && AC_MSG_ERROR(No egrep program found)
5014 ])dnl
5015 dnl ---------------------------------------------------------------------------
5016 dnl CF_PROG_EXT version: 10 updated: 2004/01/03 19:28:18
5017 dnl -----------
5018 dnl Compute $PROG_EXT, used for non-Unix ports, such as OS/2 EMX.
5019 AC_DEFUN([CF_PROG_EXT],
5020 [
5021 AC_REQUIRE([CF_CHECK_CACHE])
5022 case $cf_cv_system_name in
5023 os2*)
5024     CFLAGS="$CFLAGS -Zmt"
5025     CPPFLAGS="$CPPFLAGS -D__ST_MT_ERRNO__"
5026     CXXFLAGS="$CXXFLAGS -Zmt"
5027     # autoconf's macro sets -Zexe and suffix both, which conflict:w
5028     LDFLAGS="$LDFLAGS -Zmt -Zcrtdll"
5029     ac_cv_exeext=.exe
5030     ;;
5031 esac
5032
5033 AC_EXEEXT
5034 AC_OBJEXT
5035
5036 PROG_EXT="$EXEEXT"
5037 AC_SUBST(PROG_EXT)
5038 test -n "$PROG_EXT" && AC_DEFINE_UNQUOTED(PROG_EXT,"$PROG_EXT")
5039 ])dnl
5040 dnl ---------------------------------------------------------------------------
5041 dnl CF_PROG_GNAT version: 2 updated: 2011/10/22 14:01:47
5042 dnl ------------
5043 dnl Check for gnatmake, ensure that it is complete.
5044 AC_DEFUN([CF_PROG_GNAT],[
5045 cf_ada_make=gnatmake
5046 AC_CHECK_PROG(gnat_exists, $cf_ada_make, yes, no)
5047 if test "$ac_cv_prog_gnat_exists" = no; then
5048    cf_ada_make=
5049    cf_cv_prog_gnat_correct=no
5050 else
5051    CF_GNAT_VERSION
5052    AC_CHECK_PROG(M4_exists, m4, yes, no)
5053    if test "$ac_cv_prog_M4_exists" = no; then
5054       cf_cv_prog_gnat_correct=no
5055       echo Ada95 binding required program m4 not found. Ada95 binding disabled.
5056    fi
5057    if test "$cf_cv_prog_gnat_correct" = yes; then
5058       AC_MSG_CHECKING(if GNAT works)
5059       CF_GNAT_TRY_RUN([procedure conftest;],
5060 [with Text_IO;
5061 with GNAT.OS_Lib;
5062 procedure conftest is
5063 begin
5064    Text_IO.Put ("Hello World");
5065    Text_IO.New_Line;
5066    GNAT.OS_Lib.OS_Exit (0);
5067 end conftest;],[cf_cv_prog_gnat_correct=yes],[cf_cv_prog_gnat_correct=no])
5068       AC_MSG_RESULT($cf_cv_prog_gnat_correct)
5069    fi
5070 fi
5071
5072 AC_SUBST(cf_ada_make)
5073 ])dnl
5074 dnl ---------------------------------------------------------------------------
5075 dnl CF_PROG_INSTALL version: 5 updated: 2002/12/21 22:46:07
5076 dnl ---------------
5077 dnl Force $INSTALL to be an absolute-path.  Otherwise, edit_man.sh and the
5078 dnl misc/tabset install won't work properly.  Usually this happens only when
5079 dnl using the fallback mkinstalldirs script
5080 AC_DEFUN([CF_PROG_INSTALL],
5081 [AC_PROG_INSTALL
5082 case $INSTALL in
5083 /*)
5084   ;;
5085 *)
5086   CF_DIRNAME(cf_dir,$INSTALL)
5087   test -z "$cf_dir" && cf_dir=.
5088   INSTALL=`cd $cf_dir && pwd`/`echo $INSTALL | sed -e 's%^.*/%%'`
5089   ;;
5090 esac
5091 ])dnl
5092 dnl ---------------------------------------------------------------------------
5093 dnl CF_PROG_LDCONFIG version: 3 updated: 2011/06/04 20:09:13
5094 dnl ----------------
5095 dnl Check for ldconfig, needed to fixup shared libraries that would be built
5096 dnl and then used in the install.
5097 AC_DEFUN([CF_PROG_LDCONFIG],[
5098 if test "$cross_compiling" = yes ; then
5099   LDCONFIG=:
5100 else
5101 case "$cf_cv_system_name" in #(vi
5102 dragonfly*|mirbsd*|freebsd*) #(vi
5103   test -z "$LDCONFIG" && LDCONFIG="/sbin/ldconfig -R"
5104   ;;
5105 *) LDPATH=$PATH:/sbin:/usr/sbin
5106   AC_PATH_PROG(LDCONFIG,ldconfig,,$LDPATH)
5107   ;;
5108 esac
5109 fi
5110 AC_SUBST(LDCONFIG)
5111 ])dnl
5112 dnl ---------------------------------------------------------------------------
5113 dnl CF_PROG_LINT version: 2 updated: 2009/08/12 04:43:14
5114 dnl ------------
5115 AC_DEFUN([CF_PROG_LINT],
5116 [
5117 AC_CHECK_PROGS(LINT, tdlint lint alint splint lclint)
5118 AC_SUBST(LINT_OPTS)
5119 ])dnl
5120 dnl ---------------------------------------------------------------------------
5121 dnl CF_PROG_LN_S version: 2 updated: 2010/08/14 18:25:37
5122 dnl ------------
5123 dnl Combine checks for "ln -s" and "ln -sf", updating $LN_S to include "-f"
5124 dnl option if it is supported.
5125 AC_DEFUN([CF_PROG_LN_S],[
5126 AC_PROG_LN_S
5127 AC_MSG_CHECKING(if $LN_S -f options work)
5128
5129 rm -f conf$$.src conf$$dst
5130 echo >conf$$.dst
5131 echo first >conf$$.src
5132 if $LN_S -f conf$$.src conf$$.dst 2>/dev/null; then
5133         cf_prog_ln_sf=yes
5134 else
5135         cf_prog_ln_sf=no
5136 fi
5137 rm -f conf$$.dst conf$$src
5138 AC_MSG_RESULT($cf_prog_ln_sf)
5139
5140 test "$cf_prog_ln_sf" = yes && LN_S="$LN_S -f"
5141 ])dnl
5142 dnl ---------------------------------------------------------------------------
5143 dnl CF_REGEX version: 9 updated: 2012/01/07 15:08:24
5144 dnl --------
5145 dnl Attempt to determine if we've got one of the flavors of regular-expression
5146 dnl code that we can support.
5147 AC_DEFUN([CF_REGEX],
5148 [
5149
5150 cf_regex_func=no
5151
5152 cf_regex_libs="regex re"
5153 case $host_os in #(vi
5154 mingw*)
5155         cf_regex_libs="gnurx $cf_regex_libs"
5156         ;;
5157 esac
5158
5159 AC_CHECK_FUNC(regcomp,[cf_regex_func=regcomp],[
5160         for cf_regex_lib in $cf_regex_libs
5161         do
5162                 AC_CHECK_LIB($cf_regex_lib,regcomp,[
5163                                 CF_ADD_LIB($cf_regex_lib)
5164                                 cf_regex_func=regcomp
5165                                 break])
5166         done
5167 ])
5168
5169 if test "$cf_regex_func" = no ; then
5170         AC_CHECK_FUNC(compile,[cf_regex_func=compile],[
5171                 AC_CHECK_LIB(gen,compile,[
5172                                 CF_ADD_LIB(gen)
5173                                 cf_regex_func=compile])])
5174 fi
5175
5176 if test "$cf_regex_func" = no ; then
5177         AC_MSG_WARN(cannot find regular expression library)
5178 fi
5179
5180 AC_CACHE_CHECK(for regular-expression headers,cf_cv_regex_hdrs,[
5181
5182 cf_cv_regex_hdrs=no
5183 case $cf_regex_func in #(vi
5184 compile) #(vi
5185         for cf_regex_hdr in regexp.h regexpr.h
5186         do
5187                 AC_TRY_LINK([#include <$cf_regex_hdr>],[
5188                         char *p = compile("", "", "", 0);
5189                         int x = step("", "");
5190                 ],[
5191                         cf_cv_regex_hdrs=$cf_regex_hdr
5192                         break
5193                 ])
5194         done
5195         ;;
5196 *)
5197         for cf_regex_hdr in regex.h
5198         do
5199                 AC_TRY_LINK([#include <sys/types.h>
5200 #include <$cf_regex_hdr>],[
5201                         regex_t *p;
5202                         int x = regcomp(p, "", 0);
5203                         int y = regexec(p, "", 0, 0, 0);
5204                         regfree(p);
5205                 ],[
5206                         cf_cv_regex_hdrs=$cf_regex_hdr
5207                         break
5208                 ])
5209         done
5210         ;;
5211 esac
5212
5213 ])
5214
5215 case $cf_cv_regex_hdrs in #(vi
5216     no)        AC_MSG_WARN(no regular expression header found) ;; #(vi
5217     regex.h)   AC_DEFINE(HAVE_REGEX_H_FUNCS) ;; #(vi
5218     regexp.h)  AC_DEFINE(HAVE_REGEXP_H_FUNCS) ;; #(vi
5219     regexpr.h) AC_DEFINE(HAVE_REGEXPR_H_FUNCS) ;;
5220 esac
5221 ])dnl
5222 dnl ---------------------------------------------------------------------------
5223 dnl CF_REMOVE_DEFINE version: 3 updated: 2010/01/09 11:05:50
5224 dnl ----------------
5225 dnl Remove all -U and -D options that refer to the given symbol from a list
5226 dnl of C compiler options.  This works around the problem that not all
5227 dnl compilers process -U and -D options from left-to-right, so a -U option
5228 dnl cannot be used to cancel the effect of a preceding -D option.
5229 dnl
5230 dnl $1 = target (which could be the same as the source variable)
5231 dnl $2 = source (including '$')
5232 dnl $3 = symbol to remove
5233 define([CF_REMOVE_DEFINE],
5234 [
5235 $1=`echo "$2" | \
5236         sed     -e 's/-[[UD]]'"$3"'\(=[[^       ]]*\)\?[[       ]]/ /g' \
5237                 -e 's/-[[UD]]'"$3"'\(=[[^       ]]*\)\?[$]//g'`
5238 ])dnl
5239 dnl ---------------------------------------------------------------------------
5240 dnl CF_REMOVE_LIB version: 1 updated: 2007/02/17 14:11:52
5241 dnl -------------
5242 dnl Remove the given library from the symbol
5243 dnl
5244 dnl $1 = target (which could be the same as the source variable)
5245 dnl $2 = source (including '$')
5246 dnl $3 = library to remove
5247 define([CF_REMOVE_LIB],
5248 [
5249 # remove $3 library from $2
5250 $1=`echo "$2" | sed -e 's/-l$3[[        ]]//g' -e 's/-l$3[$]//'`
5251 ])dnl
5252 dnl ---------------------------------------------------------------------------
5253 dnl CF_RPATH_HACK version: 9 updated: 2011/02/13 13:31:33
5254 dnl -------------
5255 AC_DEFUN([CF_RPATH_HACK],
5256 [
5257 AC_REQUIRE([CF_LD_RPATH_OPT])
5258 AC_MSG_CHECKING(for updated LDFLAGS)
5259 if test -n "$LD_RPATH_OPT" ; then
5260         AC_MSG_RESULT(maybe)
5261
5262         AC_CHECK_PROGS(cf_ldd_prog,ldd,no)
5263         cf_rpath_list="/usr/lib /lib"
5264         if test "$cf_ldd_prog" != no
5265         then
5266                 cf_rpath_oops=
5267
5268 AC_TRY_LINK([#include <stdio.h>],
5269                 [printf("Hello");],
5270                 [cf_rpath_oops=`$cf_ldd_prog conftest$ac_exeext | fgrep ' not found' | sed -e 's% =>.*$%%' |sort -u`
5271                  cf_rpath_list=`$cf_ldd_prog conftest$ac_exeext | fgrep / | sed -e 's%^.*[[     ]]/%/%' -e 's%/[[^/]][[^/]]*$%%' |sort -u`])
5272
5273                 # If we passed the link-test, but get a "not found" on a given library,
5274                 # this could be due to inept reconfiguration of gcc to make it only
5275                 # partly honor /usr/local/lib (or whatever).  Sometimes this behavior
5276                 # is intentional, e.g., installing gcc in /usr/bin and suppressing the
5277                 # /usr/local libraries.
5278                 if test -n "$cf_rpath_oops"
5279                 then
5280                         for cf_rpath_src in $cf_rpath_oops
5281                         do
5282                                 for cf_rpath_dir in \
5283                                         /usr/local \
5284                                         /usr/pkg \
5285                                         /opt/sfw
5286                                 do
5287                                         if test -f $cf_rpath_dir/lib/$cf_rpath_src
5288                                         then
5289                                                 CF_VERBOSE(...adding -L$cf_rpath_dir/lib to LDFLAGS for $cf_rpath_src)
5290                                                 LDFLAGS="$LDFLAGS -L$cf_rpath_dir/lib"
5291                                                 break
5292                                         fi
5293                                 done
5294                         done
5295                 fi
5296         fi
5297
5298         CF_VERBOSE(...checking EXTRA_LDFLAGS $EXTRA_LDFLAGS)
5299
5300         CF_RPATH_HACK_2(LDFLAGS)
5301         CF_RPATH_HACK_2(LIBS)
5302
5303         CF_VERBOSE(...checked EXTRA_LDFLAGS $EXTRA_LDFLAGS)
5304 fi
5305 AC_SUBST(EXTRA_LDFLAGS)
5306 ])dnl
5307 dnl ---------------------------------------------------------------------------
5308 dnl CF_RPATH_HACK_2 version: 6 updated: 2010/04/17 16:31:24
5309 dnl ---------------
5310 dnl Do one set of substitutions for CF_RPATH_HACK, adding an rpath option to
5311 dnl EXTRA_LDFLAGS for each -L option found.
5312 dnl
5313 dnl $cf_rpath_list contains a list of directories to ignore.
5314 dnl
5315 dnl $1 = variable name to update.  The LDFLAGS variable should be the only one,
5316 dnl      but LIBS often has misplaced -L options.
5317 AC_DEFUN([CF_RPATH_HACK_2],
5318 [
5319 CF_VERBOSE(...checking $1 [$]$1)
5320
5321 cf_rpath_dst=
5322 for cf_rpath_src in [$]$1
5323 do
5324         case $cf_rpath_src in #(vi
5325         -L*) #(vi
5326
5327                 # check if this refers to a directory which we will ignore
5328                 cf_rpath_skip=no
5329                 if test -n "$cf_rpath_list"
5330                 then
5331                         for cf_rpath_item in $cf_rpath_list
5332                         do
5333                                 if test "x$cf_rpath_src" = "x-L$cf_rpath_item"
5334                                 then
5335                                         cf_rpath_skip=yes
5336                                         break
5337                                 fi
5338                         done
5339                 fi
5340
5341                 if test "$cf_rpath_skip" = no
5342                 then
5343                         # transform the option
5344                         if test "$LD_RPATH_OPT" = "-R " ; then
5345                                 cf_rpath_tmp=`echo "$cf_rpath_src" |sed -e "s%-L%-R %"`
5346                         else
5347                                 cf_rpath_tmp=`echo "$cf_rpath_src" |sed -e "s%-L%$LD_RPATH_OPT%"`
5348                         fi
5349
5350                         # if we have not already added this, add it now
5351                         cf_rpath_tst=`echo "$EXTRA_LDFLAGS" | sed -e "s%$cf_rpath_tmp %%"`
5352                         if test "x$cf_rpath_tst" = "x$EXTRA_LDFLAGS"
5353                         then
5354                                 CF_VERBOSE(...Filter $cf_rpath_src ->$cf_rpath_tmp)
5355                                 EXTRA_LDFLAGS="$cf_rpath_tmp $EXTRA_LDFLAGS"
5356                         fi
5357                 fi
5358                 ;;
5359         esac
5360         cf_rpath_dst="$cf_rpath_dst $cf_rpath_src"
5361 done
5362 $1=$cf_rpath_dst
5363
5364 CF_VERBOSE(...checked $1 [$]$1)
5365 AC_SUBST(EXTRA_LDFLAGS)
5366 ])dnl
5367 dnl ---------------------------------------------------------------------------
5368 dnl CF_SHARED_OPTS version: 70 updated: 2012/02/25 15:20:07
5369 dnl --------------
5370 dnl --------------
5371 dnl Attempt to determine the appropriate CC/LD options for creating a shared
5372 dnl library.
5373 dnl
5374 dnl Note: ${LOCAL_LDFLAGS} is used to link executables that will run within the
5375 dnl build-tree, i.e., by making use of the libraries that are compiled in ../lib
5376 dnl We avoid compiling-in a ../lib path for the shared library since that can
5377 dnl lead to unexpected results at runtime.
5378 dnl ${LOCAL_LDFLAGS2} has the same intention but assumes that the shared libraries
5379 dnl are compiled in ../../lib
5380 dnl
5381 dnl The variable 'cf_cv_do_symlinks' is used to control whether we configure
5382 dnl to install symbolic links to the rel/abi versions of shared libraries.
5383 dnl
5384 dnl The variable 'cf_cv_shlib_version' controls whether we use the rel or abi
5385 dnl version when making symbolic links.
5386 dnl
5387 dnl The variable 'cf_cv_shlib_version_infix' controls whether shared library
5388 dnl version numbers are infix (ex: libncurses.<ver>.dylib) or postfix
5389 dnl (ex: libncurses.so.<ver>).
5390 dnl
5391 dnl Some loaders leave 'so_locations' lying around.  It's nice to clean up.
5392 AC_DEFUN([CF_SHARED_OPTS],
5393 [
5394         AC_REQUIRE([CF_SUBST_NCURSES_VERSION])
5395         AC_REQUIRE([CF_LD_RPATH_OPT])
5396         LOCAL_LDFLAGS=
5397         LOCAL_LDFLAGS2=
5398         LD_SHARED_OPTS=
5399         INSTALL_LIB="-m 644"
5400
5401         cf_cv_do_symlinks=no
5402         cf_ld_rpath_opt=
5403         test "$cf_cv_enable_rpath" = yes && cf_ld_rpath_opt="$LD_RPATH_OPT"
5404
5405         AC_MSG_CHECKING(if release/abi version should be used for shared libs)
5406         AC_ARG_WITH(shlib-version,
5407         [  --with-shlib-version=X  Specify rel or abi version for shared libs],
5408         [test -z "$withval" && withval=auto
5409         case $withval in #(vi
5410         yes) #(vi
5411                 cf_cv_shlib_version=auto
5412                 ;;
5413         rel|abi|auto|no) #(vi
5414                 cf_cv_shlib_version=$withval
5415                 ;;
5416         *)
5417                 AC_MSG_ERROR([option value must be one of: rel, abi, auto or no])
5418                 ;;
5419         esac
5420         ],[cf_cv_shlib_version=auto])
5421         AC_MSG_RESULT($cf_cv_shlib_version)
5422
5423         cf_cv_rm_so_locs=no
5424
5425         # Some less-capable ports of gcc support only -fpic
5426         CC_SHARED_OPTS=
5427         if test "$GCC" = yes
5428         then
5429                 AC_MSG_CHECKING(which $CC option to use)
5430                 cf_save_CFLAGS="$CFLAGS"
5431                 for CC_SHARED_OPTS in -fPIC -fpic ''
5432                 do
5433                         CFLAGS="$cf_save_CFLAGS $CC_SHARED_OPTS"
5434                         AC_TRY_COMPILE([#include <stdio.h>],[int x = 1],[break],[])
5435                 done
5436                 AC_MSG_RESULT($CC_SHARED_OPTS)
5437                 CFLAGS="$cf_save_CFLAGS"
5438         fi
5439
5440         cf_cv_shlib_version_infix=no
5441
5442         case $cf_cv_system_name in #(vi
5443         aix4.[3-9]*|aix[[5-7]]*) #(vi
5444                 if test "$GCC" = yes; then
5445                         CC_SHARED_OPTS=
5446                         MK_SHARED_LIB='${CC} -shared -Wl,-brtl -Wl,-blibpath:${RPATH_LIST}:/usr/lib -o [$]@'
5447                 else
5448                         # CC_SHARED_OPTS='-qpic=large -G'
5449                         # perhaps "-bM:SRE -bnoentry -bexpall"
5450                         MK_SHARED_LIB='${CC} -G -Wl,-brtl -Wl,-blibpath:${RPATH_LIST}:/usr/lib -o [$]@'
5451                 fi
5452                 ;;
5453         beos*) #(vi
5454                 MK_SHARED_LIB='${CC} ${CFLAGS} -o $[@] -Xlinker -soname=`basename $[@]` -nostart -e 0'
5455                 ;;
5456         cygwin*) #(vi
5457                 CC_SHARED_OPTS=
5458                 MK_SHARED_LIB='sh ../mk_shared_lib.sh [$]@ [$]{CC} [$]{CFLAGS}'
5459                 cf_cv_shlib_version=cygdll
5460                 cf_cv_shlib_version_infix=cygdll
5461                 cat >mk_shared_lib.sh <<-CF_EOF
5462                 #!/bin/sh
5463                 SHARED_LIB=\[$]1
5464                 IMPORT_LIB=\`echo "\[$]1" | sed -e 's/cyg/lib/' -e 's/[[0-9]]*\.dll[$]/.dll.a/'\`
5465                 shift
5466                 cat <<-EOF
5467                 Linking shared library
5468                 ** SHARED_LIB \[$]SHARED_LIB
5469                 ** IMPORT_LIB \[$]IMPORT_LIB
5470 EOF
5471                 exec \[$]* -shared -Wl,--out-implib=../lib/\[$]{IMPORT_LIB} -Wl,--export-all-symbols -o ../lib/\[$]{SHARED_LIB}
5472 CF_EOF
5473                 chmod +x mk_shared_lib.sh
5474                 ;;
5475         darwin*) #(vi
5476                 EXTRA_CFLAGS="-no-cpp-precomp"
5477                 CC_SHARED_OPTS="-dynamic"
5478                 MK_SHARED_LIB='${CC} ${CFLAGS} -dynamiclib -install_name ${libdir}/`basename $[@]` -compatibility_version ${ABI_VERSION} -current_version ${ABI_VERSION} -o $[@]'
5479                 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=abi
5480                 cf_cv_shlib_version_infix=yes
5481                 AC_CACHE_CHECK([if ld -search_paths_first works], cf_cv_ldflags_search_paths_first, [
5482                         cf_save_LDFLAGS=$LDFLAGS
5483                         LDFLAGS="$LDFLAGS -Wl,-search_paths_first"
5484                         AC_TRY_LINK(, [int i;], cf_cv_ldflags_search_paths_first=yes, cf_cv_ldflags_search_paths_first=no)
5485                                 LDFLAGS=$cf_save_LDFLAGS])
5486                 if test $cf_cv_ldflags_search_paths_first = yes; then
5487                         LDFLAGS="$LDFLAGS -Wl,-search_paths_first"
5488                 fi
5489                 ;;
5490         hpux*) #(vi
5491                 # (tested with gcc 2.7.2 -- I don't have c89)
5492                 if test "$GCC" = yes; then
5493                         LD_SHARED_OPTS='-Xlinker +b -Xlinker ${libdir}'
5494                 else
5495                         CC_SHARED_OPTS='+Z'
5496                         LD_SHARED_OPTS='-Wl,+b,${libdir}'
5497                 fi
5498                 MK_SHARED_LIB='${LD} +b ${libdir} -b -o $[@]'
5499                 # HP-UX shared libraries must be executable, and should be
5500                 # readonly to exploit a quirk in the memory manager.
5501                 INSTALL_LIB="-m 555"
5502                 ;;
5503         interix*)
5504                 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
5505                 if test "$cf_cv_shlib_version" = rel; then
5506                         cf_shared_soname='`basename $@ .${REL_VERSION}`.${ABI_VERSION}'
5507                 else
5508                         cf_shared_soname='`basename $@`'
5509                 fi
5510                 CC_SHARED_OPTS=
5511                 MK_SHARED_LIB='${CC} -shared -Wl,-rpath,${RPATH_LIST} -Wl,-h,'$cf_shared_soname' -o $@'
5512                 ;;
5513         irix*) #(vi
5514                 if test "$cf_cv_enable_rpath" = yes ; then
5515                         EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
5516                 fi
5517                 # tested with IRIX 5.2 and 'cc'.
5518                 if test "$GCC" != yes; then
5519                         CC_SHARED_OPTS='-KPIC'
5520                         MK_SHARED_LIB='${CC} -shared -rdata_shared -soname `basename $[@]` -o $[@]'
5521                 else
5522                         MK_SHARED_LIB='${CC} -shared -Wl,-soname,`basename $[@]` -o $[@]'
5523                 fi
5524                 cf_cv_rm_so_locs=yes
5525                 ;;
5526         linux*|gnu*|k*bsd*-gnu) #(vi
5527                 if test "$DFT_LWR_MODEL" = "shared" ; then
5528                         LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)"
5529                         LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
5530                 fi
5531                 if test "$cf_cv_enable_rpath" = yes ; then
5532                         EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
5533                 fi
5534                 CF_SHARED_SONAME
5535                 MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-soname,'$cf_cv_shared_soname',-stats,-lc -o $[@]'
5536                 ;;
5537         mingw*) #(vi
5538                 cf_cv_shlib_version=mingw
5539                 cf_cv_shlib_version_infix=mingw
5540                 CC_SHARED_OPTS=
5541                 MK_SHARED_LIB='sh ../mk_shared_lib.sh [$]@ [$]{CC} [$]{CFLAGS}'
5542                 #MK_SHARED_LIB='${CC} ${CFLAGS} -mdll -Wl,-soname,'$cf_cv_shared_soname',-stats -o $[@]'
5543                 #MK_SHARED_LIB='${DLLTOOL} --export-all-symbols --output-exp --output-lib $[@]'
5544                 cat >mk_shared_lib.sh <<-CF_EOF
5545                 #!/bin/sh
5546                 SHARED_LIB=\[$]1
5547                 IMPORT_LIB=\`echo "\[$]1" | sed -e 's/[[0-9]]*\.dll[$]/.dll.a/'\`
5548                 shift
5549                 cat <<-EOF
5550                 Linking shared library
5551                 ** SHARED_LIB \[$]SHARED_LIB
5552                 ** IMPORT_LIB \[$]IMPORT_LIB
5553 EOF
5554                 exec \[$]* -shared -Wl,--out-implib=../lib/\[$]{IMPORT_LIB} -Wl,--export-all-symbols -o ../lib/\[$]{SHARED_LIB}
5555 CF_EOF
5556                 chmod +x mk_shared_lib.sh
5557                 ;;
5558         openbsd[[2-9]].*|mirbsd*) #(vi
5559                 if test "$DFT_LWR_MODEL" = "shared" ; then
5560                         LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)"
5561                         LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
5562                 fi
5563                 if test "$cf_cv_enable_rpath" = yes ; then
5564                         EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
5565                 fi
5566                 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
5567                 CF_SHARED_SONAME
5568                 MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-Bshareable,-soname,'$cf_cv_shared_soname',-stats,-lc -o $[@]'
5569                 ;;
5570         nto-qnx*|openbsd*|freebsd[[12]].*) #(vi
5571                 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
5572                 MK_SHARED_LIB='${LD} -Bshareable -o $[@]'
5573                 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
5574                 ;;
5575         dragonfly*|freebsd*) #(vi
5576                 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
5577                 if test "$DFT_LWR_MODEL" = "shared" && test "$cf_cv_enable_rpath" = yes ; then
5578                         LOCAL_LDFLAGS="${cf_ld_rpath_opt}\$(LOCAL_LIBDIR)"
5579                         LOCAL_LDFLAGS2="${cf_ld_rpath_opt}\${RPATH_LIST} $LOCAL_LDFLAGS"
5580                         EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
5581                 fi
5582                 CF_SHARED_SONAME
5583                 MK_SHARED_LIB='${LD} -shared -Bshareable -soname=`basename $[@]` -o $[@]'
5584                 ;;
5585         netbsd*) #(vi
5586                 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
5587                 if test "$DFT_LWR_MODEL" = "shared" && test "$cf_cv_enable_rpath" = yes ; then
5588                         LOCAL_LDFLAGS="${cf_ld_rpath_opt}\$(LOCAL_LIBDIR)"
5589                         LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
5590                         EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
5591                         if test "$cf_cv_shlib_version" = auto; then
5592                         if test -f /usr/libexec/ld.elf_so; then
5593                                 cf_cv_shlib_version=abi
5594                         else
5595                                 cf_cv_shlib_version=rel
5596                         fi
5597                         fi
5598                         CF_SHARED_SONAME
5599                         MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-soname,'$cf_cv_shared_soname' -o $[@]'
5600                 else
5601                         MK_SHARED_LIB='${LD} -shared -Bshareable -o $[@]'
5602                 fi
5603                 ;;
5604         osf*|mls+*) #(vi
5605                 # tested with OSF/1 V3.2 and 'cc'
5606                 # tested with OSF/1 V3.2 and gcc 2.6.3 (but the c++ demo didn't
5607                 # link with shared libs).
5608                 MK_SHARED_LIB='${LD} -set_version ${REL_VERSION}:${ABI_VERSION} -expect_unresolved "*" -shared -soname `basename $[@]`'
5609                 case $host_os in #(vi
5610                 osf4*)
5611                         MK_SHARED_LIB="${MK_SHARED_LIB} -msym"
5612                         ;;
5613                 esac
5614                 MK_SHARED_LIB="${MK_SHARED_LIB}"' -o $[@]'
5615                 if test "$DFT_LWR_MODEL" = "shared" ; then
5616                         LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)"
5617                         LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
5618                 fi
5619                 cf_cv_rm_so_locs=yes
5620                 ;;
5621         sco3.2v5*)  # (also uw2* and UW7: hops 13-Apr-98
5622                 # tested with osr5.0.5
5623                 if test "$GCC" != yes; then
5624                         CC_SHARED_OPTS='-belf -KPIC'
5625                 fi
5626                 MK_SHARED_LIB='${LD} -dy -G -h `basename $[@] .${REL_VERSION}`.${ABI_VERSION} -o [$]@'
5627                 if test "$cf_cv_enable_rpath" = yes ; then
5628                         # only way is to set LD_RUN_PATH but no switch for it
5629                         RUN_PATH=$libdir
5630                 fi
5631                 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
5632                 LINK_PROGS='LD_RUN_PATH=${libdir}'
5633                 LINK_TESTS='Pwd=`pwd`;LD_RUN_PATH=`dirname $${Pwd}`/lib'
5634                 ;;
5635         sunos4*) #(vi
5636                 # tested with SunOS 4.1.1 and gcc 2.7.0
5637                 if test "$GCC" != yes; then
5638                         CC_SHARED_OPTS='-KPIC'
5639                 fi
5640                 MK_SHARED_LIB='${LD} -assert pure-text -o $[@]'
5641                 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
5642                 ;;
5643         solaris2*) #(vi
5644                 # tested with SunOS 5.5.1 (solaris 2.5.1) and gcc 2.7.2
5645                 # tested with SunOS 5.10 (solaris 10) and gcc 3.4.3
5646                 if test "$DFT_LWR_MODEL" = "shared" ; then
5647                         LOCAL_LDFLAGS="-R \$(LOCAL_LIBDIR):\${libdir}"
5648                         LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
5649                 fi
5650                 if test "$cf_cv_enable_rpath" = yes ; then
5651                         EXTRA_LDFLAGS="-R \${libdir} $EXTRA_LDFLAGS"
5652                 fi
5653                 CF_SHARED_SONAME
5654                 if test "$GCC" != yes; then
5655                         cf_save_CFLAGS="$CFLAGS"
5656                         for cf_shared_opts in -xcode=pic32 -xcode=pic13 -KPIC -Kpic -O
5657                         do
5658                                 CFLAGS="$cf_shared_opts $cf_save_CFLAGS"
5659                                 AC_TRY_COMPILE([#include <stdio.h>],[printf("Hello\n");],[break])
5660                         done
5661                         CFLAGS="$cf_save_CFLAGS"
5662                         CC_SHARED_OPTS=$cf_shared_opts
5663                         MK_SHARED_LIB='${CC} -dy -G -h '$cf_cv_shared_soname' -o $[@]'
5664                 else
5665                         MK_SHARED_LIB='${CC} -shared -dy -G -h '$cf_cv_shared_soname' -o $[@]'
5666                 fi
5667                 ;;
5668         sysv5uw7*|unix_sv*) #(vi
5669                 # tested with UnixWare 7.1.0 (gcc 2.95.2 and cc)
5670                 if test "$GCC" != yes; then
5671                         CC_SHARED_OPTS='-KPIC'
5672                 fi
5673                 MK_SHARED_LIB='${LD} -d y -G -o [$]@'
5674                 ;;
5675         *)
5676                 CC_SHARED_OPTS='unknown'
5677                 MK_SHARED_LIB='echo unknown'
5678                 ;;
5679         esac
5680
5681         # This works if the last tokens in $MK_SHARED_LIB are the -o target.
5682         case "$cf_cv_shlib_version" in #(vi
5683         rel|abi)
5684                 case "$MK_SHARED_LIB" in #(vi
5685                 *'-o $[@]') #(vi
5686                         test "$cf_cv_do_symlinks" = no && cf_cv_do_symlinks=yes
5687                         ;;
5688                 *)
5689                         AC_MSG_WARN(ignored --with-shlib-version)
5690                         ;;
5691                 esac
5692                 ;;
5693         esac
5694
5695         # RPATH_LIST is a colon-separated list of directories
5696         test -n "$cf_ld_rpath_opt" && MK_SHARED_LIB="$MK_SHARED_LIB $cf_ld_rpath_opt\${RPATH_LIST}"
5697         test -z "$RPATH_LIST" && RPATH_LIST="\${libdir}"
5698
5699         CF_VERBOSE(CC_SHARED_OPTS: $CC_SHARED_OPTS)
5700         CF_VERBOSE(MK_SHARED_LIB:  $MK_SHARED_LIB)
5701
5702         AC_SUBST(CC_SHARED_OPTS)
5703         AC_SUBST(LD_RPATH_OPT)
5704         AC_SUBST(LD_SHARED_OPTS)
5705         AC_SUBST(MK_SHARED_LIB)
5706         AC_SUBST(LINK_PROGS)
5707         AC_SUBST(LINK_TESTS)
5708         AC_SUBST(EXTRA_LDFLAGS)
5709         AC_SUBST(LOCAL_LDFLAGS)
5710         AC_SUBST(LOCAL_LDFLAGS2)
5711         AC_SUBST(INSTALL_LIB)
5712         AC_SUBST(RPATH_LIST)
5713 ])dnl
5714 dnl ---------------------------------------------------------------------------
5715 dnl CF_SHARED_SONAME version: 3 updated: 2008/09/08 18:34:43
5716 dnl ----------------
5717 dnl utility macro for CF_SHARED_OPTS, constructs "$cf_cv_shared_soname" for
5718 dnl substitution into MK_SHARED_LIB string for the "-soname" (or similar)
5719 dnl option.
5720 dnl
5721 dnl $1 is the default that should be used for "$cf_cv_shlib_version".
5722 dnl If missing, use "rel".
5723 define([CF_SHARED_SONAME],
5724 [
5725         test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=ifelse($1,,rel,$1)
5726         if test "$cf_cv_shlib_version" = rel; then
5727                 cf_cv_shared_soname='`basename $[@] .${REL_VERSION}`.${ABI_VERSION}'
5728         else
5729                 cf_cv_shared_soname='`basename $[@]`'
5730         fi
5731 ])
5732 dnl ---------------------------------------------------------------------------
5733 dnl CF_SIGWINCH version: 1 updated: 2006/04/02 16:41:09
5734 dnl -----------
5735 dnl Use this macro after CF_XOPEN_SOURCE, but do not require it (not all
5736 dnl programs need this test).
5737 dnl
5738 dnl This is really a MacOS X 10.4.3 workaround.  Defining _POSIX_C_SOURCE
5739 dnl forces SIGWINCH to be undefined (breaks xterm, ncurses).  Oddly, the struct
5740 dnl winsize declaration is left alone - we may revisit this if Apple choose to
5741 dnl break that part of the interface as well.
5742 AC_DEFUN([CF_SIGWINCH],
5743 [
5744 AC_CACHE_CHECK(if SIGWINCH is defined,cf_cv_define_sigwinch,[
5745         AC_TRY_COMPILE([
5746 #include <sys/types.h>
5747 #include <sys/signal.h>
5748 ],[int x = SIGWINCH],
5749         [cf_cv_define_sigwinch=yes],
5750         [AC_TRY_COMPILE([
5751 #undef _XOPEN_SOURCE
5752 #undef _POSIX_SOURCE
5753 #undef _POSIX_C_SOURCE
5754 #include <sys/types.h>
5755 #include <sys/signal.h>
5756 ],[int x = SIGWINCH],
5757         [cf_cv_define_sigwinch=maybe],
5758         [cf_cv_define_sigwinch=no])
5759 ])
5760 ])
5761
5762 if test "$cf_cv_define_sigwinch" = maybe ; then
5763 AC_CACHE_CHECK(for actual SIGWINCH definition,cf_cv_fixup_sigwinch,[
5764 cf_cv_fixup_sigwinch=unknown
5765 cf_sigwinch=32
5766 while test $cf_sigwinch != 1
5767 do
5768         AC_TRY_COMPILE([
5769 #undef _XOPEN_SOURCE
5770 #undef _POSIX_SOURCE
5771 #undef _POSIX_C_SOURCE
5772 #include <sys/types.h>
5773 #include <sys/signal.h>
5774 ],[
5775 #if SIGWINCH != $cf_sigwinch
5776 make an error
5777 #endif
5778 int x = SIGWINCH],
5779         [cf_cv_fixup_sigwinch=$cf_sigwinch
5780          break])
5781
5782 cf_sigwinch=`expr $cf_sigwinch - 1`
5783 done
5784 ])
5785
5786         if test "$cf_cv_fixup_sigwinch" != unknown ; then
5787                 CPPFLAGS="$CPPFLAGS -DSIGWINCH=$cf_cv_fixup_sigwinch"
5788         fi
5789 fi
5790 ])dnl
5791 dnl ---------------------------------------------------------------------------
5792 dnl CF_SIG_ATOMIC_T version: 2 updated: 2005/09/18 17:27:12
5793 dnl ---------------
5794 dnl signal handler, but there are some gcc depedencies in that recommendation.
5795 dnl Try anyway.
5796 AC_DEFUN([CF_SIG_ATOMIC_T],
5797 [
5798 AC_MSG_CHECKING(for signal global datatype)
5799 AC_CACHE_VAL(cf_cv_sig_atomic_t,[
5800         for cf_type in \
5801                 "volatile sig_atomic_t" \
5802                 "sig_atomic_t" \
5803                 "int"
5804         do
5805         AC_TRY_COMPILE([
5806 #include <sys/types.h>
5807 #include <signal.h>
5808 #include <stdio.h>
5809
5810 extern $cf_type x;
5811 $cf_type x;
5812 static void handler(int sig)
5813 {
5814         x = 5;
5815 }],
5816                 [signal(SIGINT, handler);
5817                  x = 1],
5818                 [cf_cv_sig_atomic_t=$cf_type],
5819                 [cf_cv_sig_atomic_t=no])
5820                 test "$cf_cv_sig_atomic_t" != no && break
5821         done
5822         ])
5823 AC_MSG_RESULT($cf_cv_sig_atomic_t)
5824 test "$cf_cv_sig_atomic_t" != no && AC_DEFINE_UNQUOTED(SIG_ATOMIC_T, $cf_cv_sig_atomic_t)
5825 ])dnl
5826 dnl ---------------------------------------------------------------------------
5827 dnl CF_SIZECHANGE version: 8 updated: 2000/11/04 12:22:16
5828 dnl -------------
5829 dnl Check for definitions & structures needed for window size-changing
5830 dnl FIXME: check that this works with "snake" (HP-UX 10.x)
5831 AC_DEFUN([CF_SIZECHANGE],
5832 [
5833 AC_REQUIRE([CF_STRUCT_TERMIOS])
5834 AC_CACHE_CHECK(declaration of size-change, cf_cv_sizechange,[
5835     cf_cv_sizechange=unknown
5836     cf_save_CPPFLAGS="$CPPFLAGS"
5837
5838 for cf_opts in "" "NEED_PTEM_H"
5839 do
5840
5841     CPPFLAGS="$cf_save_CPPFLAGS"
5842     test -n "$cf_opts" && CPPFLAGS="$CPPFLAGS -D$cf_opts"
5843     AC_TRY_COMPILE([#include <sys/types.h>
5844 #ifdef HAVE_TERMIOS_H
5845 #include <termios.h>
5846 #else
5847 #ifdef HAVE_TERMIO_H
5848 #include <termio.h>
5849 #endif
5850 #endif
5851 #ifdef NEED_PTEM_H
5852 /* This is a workaround for SCO:  they neglected to define struct winsize in
5853  * termios.h -- it's only in termio.h and ptem.h
5854  */
5855 #include        <sys/stream.h>
5856 #include        <sys/ptem.h>
5857 #endif
5858 #if !defined(sun) || !defined(HAVE_TERMIOS_H)
5859 #include <sys/ioctl.h>
5860 #endif
5861 ],[
5862 #ifdef TIOCGSIZE
5863         struct ttysize win;     /* FIXME: what system is this? */
5864         int y = win.ts_lines;
5865         int x = win.ts_cols;
5866 #else
5867 #ifdef TIOCGWINSZ
5868         struct winsize win;
5869         int y = win.ws_row;
5870         int x = win.ws_col;
5871 #else
5872         no TIOCGSIZE or TIOCGWINSZ
5873 #endif /* TIOCGWINSZ */
5874 #endif /* TIOCGSIZE */
5875         ],
5876         [cf_cv_sizechange=yes],
5877         [cf_cv_sizechange=no])
5878
5879         CPPFLAGS="$cf_save_CPPFLAGS"
5880         if test "$cf_cv_sizechange" = yes ; then
5881                 echo "size-change succeeded ($cf_opts)" >&AC_FD_CC
5882                 test -n "$cf_opts" && cf_cv_sizechange="$cf_opts"
5883                 break
5884         fi
5885 done
5886 ])
5887 if test "$cf_cv_sizechange" != no ; then
5888         AC_DEFINE(HAVE_SIZECHANGE)
5889         case $cf_cv_sizechange in #(vi
5890         NEED*)
5891                 AC_DEFINE_UNQUOTED($cf_cv_sizechange )
5892                 ;;
5893         esac
5894 fi
5895 ])dnl
5896 dnl ---------------------------------------------------------------------------
5897 dnl CF_SRC_MODULES version: 26 updated: 2012/01/07 15:08:24
5898 dnl --------------
5899 dnl For each parameter, test if the source-directory exists, and if it contains
5900 dnl a 'modules' file.  If so, add to the list $cf_cv_src_modules which we'll
5901 dnl use in CF_LIB_RULES.
5902 dnl
5903 dnl This uses the configured value to make the lists SRC_SUBDIRS and
5904 dnl SUB_MAKEFILES which are used in the makefile-generation scheme.
5905 AC_DEFUN([CF_SRC_MODULES],
5906 [
5907 AC_MSG_CHECKING(for src modules)
5908
5909 # dependencies and linker-arguments for test-programs
5910 TEST_DEPS="${LIB_DIR}/${LIB_PREFIX}${LIB_NAME}${DFT_DEP_SUFFIX} $TEST_DEPS"
5911 TEST_DEP2="${LIB_2ND}/${LIB_PREFIX}${LIB_NAME}${DFT_DEP_SUFFIX} $TEST_DEP2"
5912 if test "$DFT_LWR_MODEL" = "libtool"; then
5913         TEST_ARGS="${TEST_DEPS}"
5914         TEST_ARG2="${TEST_DEP2}"
5915 else
5916         TEST_ARGS="-l${LIB_NAME}${DFT_ARG_SUFFIX} $TEST_ARGS"
5917         TEST_ARG2="-l${LIB_NAME}${DFT_ARG_SUFFIX} $TEST_ARG2"
5918 fi
5919
5920 PC_MODULES_TO_MAKE="ncurses${DFT_ARG_SUFFIX}"
5921 cf_cv_src_modules=
5922 for cf_dir in $1
5923 do
5924         if test -f $srcdir/$cf_dir/modules; then
5925
5926                 # We may/may not have tack in the distribution, though the
5927                 # makefile is.
5928                 if test $cf_dir = tack ; then
5929                         if test ! -f $srcdir/${cf_dir}/${cf_dir}.h; then
5930                                 continue
5931                         fi
5932                 fi
5933
5934                 if test -z "$cf_cv_src_modules"; then
5935                         cf_cv_src_modules=$cf_dir
5936                 else
5937                         cf_cv_src_modules="$cf_cv_src_modules $cf_dir"
5938                 fi
5939
5940                 # Make the ncurses_cfg.h file record the library interface files as
5941                 # well.  These are header files that are the same name as their
5942                 # directory.  Ncurses is the only library that does not follow
5943                 # that pattern.
5944                 if test $cf_dir = tack ; then
5945                         continue
5946                 elif test -f $srcdir/${cf_dir}/${cf_dir}.h; then
5947                         CF_UPPER(cf_have_include,$cf_dir)
5948                         AC_DEFINE_UNQUOTED(HAVE_${cf_have_include}_H)
5949                         AC_DEFINE_UNQUOTED(HAVE_LIB${cf_have_include})
5950                         TEST_DEPS="${LIB_DIR}/${LIB_PREFIX}${cf_dir}${DFT_DEP_SUFFIX} $TEST_DEPS"
5951                         TEST_DEP2="${LIB_2ND}/${LIB_PREFIX}${cf_dir}${DFT_DEP_SUFFIX} $TEST_DEP2"
5952                         if test "$DFT_LWR_MODEL" = "libtool"; then
5953                                 TEST_ARGS="${TEST_DEPS}"
5954                                 TEST_ARG2="${TEST_DEP2}"
5955                         else
5956                                 TEST_ARGS="-l${cf_dir}${DFT_ARG_SUFFIX} $TEST_ARGS"
5957                                 TEST_ARG2="-l${cf_dir}${DFT_ARG_SUFFIX} $TEST_ARG2"
5958                         fi
5959                         PC_MODULES_TO_MAKE="${PC_MODULES_TO_MAKE} ${cf_dir}${DFT_ARG_SUFFIX}"
5960                 fi
5961         fi
5962 done
5963 AC_MSG_RESULT($cf_cv_src_modules)
5964
5965 TEST_ARGS="-L${LIB_DIR} $TEST_ARGS"
5966 TEST_ARG2="-L${LIB_2ND} $TEST_ARG2"
5967
5968 AC_SUBST(TEST_ARGS)
5969 AC_SUBST(TEST_DEPS)
5970
5971 AC_SUBST(TEST_ARG2)
5972 AC_SUBST(TEST_DEP2)
5973
5974 SRC_SUBDIRS=
5975 if test "x$cf_with_manpages" != xno ; then
5976         SRC_SUBDIRS="$SRC_SUBDIRS man"
5977 fi
5978 SRC_SUBDIRS="$SRC_SUBDIRS include"
5979 for cf_dir in $cf_cv_src_modules
5980 do
5981         SRC_SUBDIRS="$SRC_SUBDIRS $cf_dir"
5982 done
5983 if test "x$cf_with_tests" != "xno" ; then
5984         SRC_SUBDIRS="$SRC_SUBDIRS test"
5985 fi
5986 test -z "$MAKE_TERMINFO" && SRC_SUBDIRS="$SRC_SUBDIRS misc"
5987 if test "$cf_with_cxx_binding" != no; then
5988         PC_MODULES_TO_MAKE="${PC_MODULES_TO_MAKE} ncurses++${DFT_ARG_SUFFIX}"
5989         SRC_SUBDIRS="$SRC_SUBDIRS c++"
5990 fi
5991
5992 test "x$with_termlib" != xno && PC_MODULES_TO_MAKE="$PC_MODULES_TO_MAKE $TINFO_ARG_SUFFIX"
5993 test "x$with_ticlib" != xno && PC_MODULES_TO_MAKE="$PC_MODULES_TO_MAKE $TICS_ARG_SUFFIX"
5994
5995 AC_SUBST(PC_MODULES_TO_MAKE)
5996
5997 ADA_SUBDIRS=
5998 if test "x$cf_with_ada" = "xyes" && test "x$cf_cv_prog_gnat_correct" = xyes && test -f $srcdir/Ada95/Makefile.in; then
5999         SRC_SUBDIRS="$SRC_SUBDIRS Ada95"
6000         ADA_SUBDIRS="gen src"
6001         if test "x$cf_with_tests" != "xno" ; then
6002                 ADA_SUBDIRS="$ADA_SUBDIRS samples"
6003         fi
6004 fi
6005
6006 SUB_MAKEFILES=
6007 for cf_dir in $SRC_SUBDIRS
6008 do
6009         SUB_MAKEFILES="$SUB_MAKEFILES $cf_dir/Makefile"
6010 done
6011
6012 if test -n "$ADA_SUBDIRS"; then
6013         for cf_dir in $ADA_SUBDIRS
6014         do
6015                 SUB_MAKEFILES="$SUB_MAKEFILES Ada95/$cf_dir/Makefile"
6016         done
6017         AC_SUBST(ADA_SUBDIRS)
6018 fi
6019 ])dnl
6020 dnl ---------------------------------------------------------------------------
6021 dnl CF_STDCPP_LIBRARY version: 7 updated: 2010/05/29 16:31:02
6022 dnl -----------------
6023 dnl Check for -lstdc++, which is GNU's standard C++ library.
6024 AC_DEFUN([CF_STDCPP_LIBRARY],
6025 [
6026 if test -n "$GXX" ; then
6027 case $cf_cv_system_name in #(vi
6028 os2*) #(vi
6029         cf_stdcpp_libname=stdcpp
6030         ;;
6031 *)
6032         cf_stdcpp_libname=stdc++
6033         ;;
6034 esac
6035 AC_CACHE_CHECK(for library $cf_stdcpp_libname,cf_cv_libstdcpp,[
6036         cf_save="$LIBS"
6037         CF_ADD_LIB($cf_stdcpp_libname)
6038 AC_TRY_LINK([
6039 #include <strstream.h>],[
6040 char buf[80];
6041 strstreambuf foo(buf, sizeof(buf))
6042 ],
6043         [cf_cv_libstdcpp=yes],
6044         [cf_cv_libstdcpp=no])
6045         LIBS="$cf_save"
6046 ])
6047 test "$cf_cv_libstdcpp" = yes && CF_ADD_LIB($cf_stdcpp_libname,CXXLIBS)
6048 fi
6049 ])dnl
6050 dnl ---------------------------------------------------------------------------
6051 dnl CF_STRIP_G_OPT version: 3 updated: 2002/12/21 19:25:52
6052 dnl --------------
6053 dnl     Remove "-g" option from the compiler options
6054 AC_DEFUN([CF_STRIP_G_OPT],
6055 [$1=`echo ${$1} | sed -e 's%-g %%' -e 's%-g$%%'`])dnl
6056 dnl ---------------------------------------------------------------------------
6057 dnl CF_STRUCT_SIGACTION version: 4 updated: 2011/04/16 11:52:53
6058 dnl -------------------
6059 dnl Check if we need _POSIX_SOURCE defined to use struct sigaction.  We'll only
6060 dnl do this if we've found the sigaction function.
6061 AC_DEFUN([CF_STRUCT_SIGACTION],[
6062 AC_REQUIRE([CF_XOPEN_SOURCE])
6063
6064 if test "$ac_cv_func_sigaction" = yes; then
6065 AC_MSG_CHECKING(whether sigaction needs _POSIX_SOURCE)
6066 AC_TRY_COMPILE([
6067 #include <sys/types.h>
6068 #include <signal.h>],
6069         [struct sigaction act],
6070         [sigact_bad=no],
6071         [
6072 AC_TRY_COMPILE([
6073 #define _POSIX_SOURCE
6074 #include <sys/types.h>
6075 #include <signal.h>],
6076         [struct sigaction act],
6077         [sigact_bad=yes
6078          AC_DEFINE(_POSIX_SOURCE)],
6079          [sigact_bad=unknown])])
6080 AC_MSG_RESULT($sigact_bad)
6081 fi
6082 ])dnl
6083 dnl ---------------------------------------------------------------------------
6084 dnl CF_STRUCT_TERMIOS version: 6 updated: 2011/04/16 11:52:53
6085 dnl -----------------
6086 dnl Some machines require _POSIX_SOURCE to completely define struct termios.
6087 AC_DEFUN([CF_STRUCT_TERMIOS],[
6088 AC_REQUIRE([CF_XOPEN_SOURCE])
6089
6090 AC_CHECK_HEADERS( \
6091 termio.h \
6092 termios.h \
6093 unistd.h \
6094 )
6095
6096 if test "$ISC" = yes ; then
6097         AC_CHECK_HEADERS( sys/termio.h )
6098 fi
6099 if test "$ac_cv_header_termios_h" = yes ; then
6100         case "$CFLAGS $CPPFLAGS" in
6101         *-D_POSIX_SOURCE*)
6102                 termios_bad=dunno ;;
6103         *)      termios_bad=maybe ;;
6104         esac
6105         if test "$termios_bad" = maybe ; then
6106         AC_MSG_CHECKING(whether termios.h needs _POSIX_SOURCE)
6107         AC_TRY_COMPILE([#include <termios.h>],
6108                 [struct termios foo; int x = foo.c_iflag],
6109                 termios_bad=no, [
6110                 AC_TRY_COMPILE([
6111 #define _POSIX_SOURCE
6112 #include <termios.h>],
6113                         [struct termios foo; int x = foo.c_iflag],
6114                         termios_bad=unknown,
6115                         termios_bad=yes AC_DEFINE(_POSIX_SOURCE))
6116                         ])
6117         AC_MSG_RESULT($termios_bad)
6118         fi
6119 fi
6120 ])dnl
6121 dnl ---------------------------------------------------------------------------
6122 dnl CF_SUBDIR_PATH version: 6 updated: 2010/04/21 06:20:50
6123 dnl --------------
6124 dnl Construct a search-list for a nonstandard header/lib-file
6125 dnl     $1 = the variable to return as result
6126 dnl     $2 = the package name
6127 dnl     $3 = the subdirectory, e.g., bin, include or lib
6128 AC_DEFUN([CF_SUBDIR_PATH],
6129 [
6130 $1=
6131
6132 CF_ADD_SUBDIR_PATH($1,$2,$3,/usr,$prefix)
6133 CF_ADD_SUBDIR_PATH($1,$2,$3,$prefix,NONE)
6134 CF_ADD_SUBDIR_PATH($1,$2,$3,/usr/local,$prefix)
6135 CF_ADD_SUBDIR_PATH($1,$2,$3,/opt,$prefix)
6136 CF_ADD_SUBDIR_PATH($1,$2,$3,[$]HOME,$prefix)
6137 ])dnl
6138 dnl ---------------------------------------------------------------------------
6139 dnl CF_SUBST version: 4 updated: 2006/06/17 12:33:03
6140 dnl --------
6141 dnl     Shorthand macro for substituting things that the user may override
6142 dnl     with an environment variable.
6143 dnl
6144 dnl     $1 = long/descriptive name
6145 dnl     $2 = environment variable
6146 dnl     $3 = default value
6147 AC_DEFUN([CF_SUBST],
6148 [AC_CACHE_VAL(cf_cv_subst_$2,[
6149 AC_MSG_CHECKING(for $1 (symbol $2))
6150 CF_SUBST_IF([-z "[$]$2"], [$2], [$3])
6151 cf_cv_subst_$2=[$]$2
6152 AC_MSG_RESULT([$]$2)
6153 ])
6154 ])dnl
6155 dnl ---------------------------------------------------------------------------
6156 dnl CF_SUBST_IF version: 2 updated: 2006/06/17 12:33:03
6157 dnl -----------
6158 dnl     Shorthand macro for substituting things that the user may override
6159 dnl     with an environment variable.
6160 dnl
6161 dnl     $1 = condition to pass to "test"
6162 dnl     $2 = environment variable
6163 dnl     $3 = value if the test succeeds
6164 dnl     $4 = value if the test fails
6165 AC_DEFUN([CF_SUBST_IF],
6166 [
6167 if test $1 ; then
6168         $2=$3
6169 ifelse($4,,,[else
6170         $2=$4])
6171 fi
6172 AC_SUBST($2)
6173 ])dnl
6174 dnl ---------------------------------------------------------------------------
6175 dnl CF_SUBST_NCURSES_VERSION version: 8 updated: 2006/09/16 11:40:59
6176 dnl ------------------------
6177 dnl Get the version-number for use in shared-library naming, etc.
6178 AC_DEFUN([CF_SUBST_NCURSES_VERSION],
6179 [
6180 AC_REQUIRE([CF_PROG_EGREP])
6181 NCURSES_MAJOR="`$ac_cv_prog_egrep '^NCURSES_MAJOR[[     ]]*=' $srcdir/dist.mk | sed -e 's/^[[^0-9]]*//'`"
6182 NCURSES_MINOR="`$ac_cv_prog_egrep '^NCURSES_MINOR[[     ]]*=' $srcdir/dist.mk | sed -e 's/^[[^0-9]]*//'`"
6183 NCURSES_PATCH="`$ac_cv_prog_egrep '^NCURSES_PATCH[[     ]]*=' $srcdir/dist.mk | sed -e 's/^[[^0-9]]*//'`"
6184 cf_cv_abi_version=${NCURSES_MAJOR}
6185 cf_cv_rel_version=${NCURSES_MAJOR}.${NCURSES_MINOR}
6186 dnl Show the computed version, for logging
6187 cf_cv_timestamp=`date`
6188 AC_MSG_RESULT(Configuring NCURSES $cf_cv_rel_version ABI $cf_cv_abi_version ($cf_cv_timestamp))
6189 dnl We need these values in the generated headers
6190 AC_SUBST(NCURSES_MAJOR)
6191 AC_SUBST(NCURSES_MINOR)
6192 AC_SUBST(NCURSES_PATCH)
6193 dnl We need these values in the generated makefiles
6194 AC_SUBST(cf_cv_rel_version)
6195 AC_SUBST(cf_cv_abi_version)
6196 AC_SUBST(cf_cv_builtin_bool)
6197 AC_SUBST(cf_cv_header_stdbool_h)
6198 AC_SUBST(cf_cv_type_of_bool)dnl
6199 ])dnl
6200 dnl ---------------------------------------------------------------------------
6201 dnl CF_SYS_TIME_SELECT version: 4 updated: 2000/10/04 09:18:40
6202 dnl ------------------
6203 dnl Check if we can include <sys/time.h> with <sys/select.h>; this breaks on
6204 dnl older SCO configurations.
6205 AC_DEFUN([CF_SYS_TIME_SELECT],
6206 [
6207 AC_MSG_CHECKING(if sys/time.h works with sys/select.h)
6208 AC_CACHE_VAL(cf_cv_sys_time_select,[
6209 AC_TRY_COMPILE([
6210 #include <sys/types.h>
6211 #ifdef HAVE_SYS_TIME_H
6212 #include <sys/time.h>
6213 #endif
6214 #ifdef HAVE_SYS_SELECT_H
6215 #include <sys/select.h>
6216 #endif
6217 ],[],[cf_cv_sys_time_select=yes],
6218      [cf_cv_sys_time_select=no])
6219      ])
6220 AC_MSG_RESULT($cf_cv_sys_time_select)
6221 test "$cf_cv_sys_time_select" = yes && AC_DEFINE(HAVE_SYS_TIME_SELECT)
6222 ])dnl
6223 dnl ---------------------------------------------------------------------------
6224 dnl CF_TOP_BUILDDIR version: 1 updated: 2006/10/15 16:33:23
6225 dnl ---------------
6226 dnl Define a top_builddir symbol, for applications that need an absolute path.
6227 AC_DEFUN([CF_TOP_BUILDDIR],
6228 [
6229 top_builddir=`pwd`
6230 AC_SUBST(top_builddir)
6231 ])dnl
6232 dnl ---------------------------------------------------------------------------
6233 dnl CF_TRY_XOPEN_SOURCE version: 1 updated: 2011/10/30 17:09:50
6234 dnl -------------------
6235 dnl If _XOPEN_SOURCE is not defined in the compile environment, check if we
6236 dnl can define it successfully.
6237 AC_DEFUN([CF_TRY_XOPEN_SOURCE],[
6238 AC_CACHE_CHECK(if we should define _XOPEN_SOURCE,cf_cv_xopen_source,[
6239         AC_TRY_COMPILE([
6240 #include <stdlib.h>
6241 #include <string.h>
6242 #include <sys/types.h>
6243 ],[
6244 #ifndef _XOPEN_SOURCE
6245 make an error
6246 #endif],
6247         [cf_cv_xopen_source=no],
6248         [cf_save="$CPPFLAGS"
6249          CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
6250          AC_TRY_COMPILE([
6251 #include <stdlib.h>
6252 #include <string.h>
6253 #include <sys/types.h>
6254 ],[
6255 #ifdef _XOPEN_SOURCE
6256 make an error
6257 #endif],
6258         [cf_cv_xopen_source=no],
6259         [cf_cv_xopen_source=$cf_XOPEN_SOURCE])
6260         CPPFLAGS="$cf_save"
6261         ])
6262 ])
6263
6264 if test "$cf_cv_xopen_source" != no ; then
6265         CF_REMOVE_DEFINE(CFLAGS,$CFLAGS,_XOPEN_SOURCE)
6266         CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,_XOPEN_SOURCE)
6267         cf_temp_xopen_source="-D_XOPEN_SOURCE=$cf_cv_xopen_source"
6268         CF_ADD_CFLAGS($cf_temp_xopen_source)
6269 fi
6270 ])
6271 dnl ---------------------------------------------------------------------------
6272 dnl CF_TYPEOF_CHTYPE version: 8 updated: 2006/12/16 12:33:30
6273 dnl ----------------
6274 dnl Determine the type we should use for chtype (and attr_t, which is treated
6275 dnl as the same thing).  We want around 32 bits, so on most machines want a
6276 dnl long, but on newer 64-bit machines, probably want an int.  If we're using
6277 dnl wide characters, we have to have a type compatible with that, as well.
6278 AC_DEFUN([CF_TYPEOF_CHTYPE],
6279 [
6280 AC_MSG_CHECKING([for type of chtype])
6281 AC_CACHE_VAL(cf_cv_typeof_chtype,[
6282                 AC_TRY_RUN([
6283 #define WANT_BITS 31
6284 #include <stdio.h>
6285 int main()
6286 {
6287         FILE *fp = fopen("cf_test.out", "w");
6288         if (fp != 0) {
6289                 char *result = "long";
6290                 if (sizeof(unsigned long) > sizeof(unsigned int)) {
6291                         int n;
6292                         unsigned int x, y;
6293                         for (n = 0; n < WANT_BITS; n++) {
6294                                 x = (1 << n);
6295                                 y = (x >> n);
6296                                 if (y != 1 || x == 0) {
6297                                         x = 0;
6298                                         break;
6299                                 }
6300                         }
6301                         /*
6302                          * If x is nonzero, an int is big enough for the bits
6303                          * that we want.
6304                          */
6305                         result = (x != 0) ? "int" : "long";
6306                 }
6307                 fputs(result, fp);
6308                 fclose(fp);
6309         }
6310         ${cf_cv_main_return:-return}(0);
6311 }
6312                 ],
6313                 [cf_cv_typeof_chtype=`cat cf_test.out`],
6314                 [cf_cv_typeof_chtype=long],
6315                 [cf_cv_typeof_chtype=long])
6316                 rm -f cf_test.out
6317         ])
6318 AC_MSG_RESULT($cf_cv_typeof_chtype)
6319
6320 AC_SUBST(cf_cv_typeof_chtype)
6321 AC_DEFINE_UNQUOTED(TYPEOF_CHTYPE,$cf_cv_typeof_chtype)
6322 ])dnl
6323 dnl ---------------------------------------------------------------------------
6324 dnl CF_TYPE_SIGACTION version: 3 updated: 2000/08/12 23:18:52
6325 dnl -----------------
6326 dnl
6327 AC_DEFUN([CF_TYPE_SIGACTION],
6328 [
6329 AC_MSG_CHECKING([for type sigaction_t])
6330 AC_CACHE_VAL(cf_cv_type_sigaction,[
6331         AC_TRY_COMPILE([
6332 #include <signal.h>],
6333                 [sigaction_t x],
6334                 [cf_cv_type_sigaction=yes],
6335                 [cf_cv_type_sigaction=no])])
6336 AC_MSG_RESULT($cf_cv_type_sigaction)
6337 test "$cf_cv_type_sigaction" = yes && AC_DEFINE(HAVE_TYPE_SIGACTION)
6338 ])dnl
6339 dnl ---------------------------------------------------------------------------
6340 dnl CF_UNSIGNED_LITERALS version: 2 updated: 1998/02/07 22:10:16
6341 dnl --------------------
6342 dnl Test if the compiler supports 'U' and 'L' suffixes.  Only old compilers
6343 dnl won't, but they're still there.
6344 AC_DEFUN([CF_UNSIGNED_LITERALS],
6345 [
6346 AC_MSG_CHECKING([if unsigned literals are legal])
6347 AC_CACHE_VAL(cf_cv_unsigned_literals,[
6348         AC_TRY_COMPILE([],[long x = 1L + 1UL + 1U + 1],
6349                 [cf_cv_unsigned_literals=yes],
6350                 [cf_cv_unsigned_literals=no])
6351         ])
6352 AC_MSG_RESULT($cf_cv_unsigned_literals)
6353 ])dnl
6354 dnl ---------------------------------------------------------------------------
6355 dnl CF_UPPER version: 5 updated: 2001/01/29 23:40:59
6356 dnl --------
6357 dnl Make an uppercase version of a variable
6358 dnl $1=uppercase($2)
6359 AC_DEFUN([CF_UPPER],
6360 [
6361 $1=`echo "$2" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
6362 ])dnl
6363 dnl ---------------------------------------------------------------------------
6364 dnl CF_UTF8_LIB version: 7 updated: 2010/06/20 09:24:28
6365 dnl -----------
6366 dnl Check for multibyte support, and if not found, utf8 compatibility library
6367 AC_DEFUN([CF_UTF8_LIB],
6368 [
6369 AC_CACHE_CHECK(for multibyte character support,cf_cv_utf8_lib,[
6370         cf_save_LIBS="$LIBS"
6371         AC_TRY_LINK([
6372 #include <stdlib.h>],[putwc(0,0);],
6373         [cf_cv_utf8_lib=yes],
6374         [CF_FIND_LINKAGE([
6375 #include <libutf8.h>],[putwc(0,0);],utf8,
6376                 [cf_cv_utf8_lib=add-on],
6377                 [cf_cv_utf8_lib=no])
6378 ])])
6379
6380 # HAVE_LIBUTF8_H is used by ncurses if curses.h is shared between
6381 # ncurses/ncursesw:
6382 if test "$cf_cv_utf8_lib" = "add-on" ; then
6383         AC_DEFINE(HAVE_LIBUTF8_H)
6384         CF_ADD_INCDIR($cf_cv_header_path_utf8)
6385         CF_ADD_LIBDIR($cf_cv_library_path_utf8)
6386         CF_ADD_LIBS($cf_cv_library_file_utf8)
6387 fi
6388 ])dnl
6389 dnl ---------------------------------------------------------------------------
6390 dnl CF_VA_COPY version: 2 updated: 2010/03/04 05:37:29
6391 dnl ----------
6392 dnl check for va_copy, part of stdarg.h
6393 dnl Also, workaround for glibc's __va_copy, by checking for both.
6394 AC_DEFUN([CF_VA_COPY],[
6395 AC_CACHE_CHECK(for va_copy, cf_cv_have_va_copy,[
6396 AC_TRY_LINK([
6397 #include <stdarg.h>
6398 ],[
6399         static va_list dst;
6400         static va_list src;
6401         va_copy(dst, src)],
6402         cf_cv_have_va_copy=yes,
6403         cf_cv_have_va_copy=no)])
6404
6405 test "$cf_cv_have_va_copy" = yes && AC_DEFINE(HAVE_VA_COPY)
6406
6407 AC_CACHE_CHECK(for __va_copy, cf_cv_have___va_copy,[
6408 AC_TRY_LINK([
6409 #include <stdarg.h>
6410 ],[
6411         static va_list dst;
6412         static va_list src;
6413         __va_copy(dst, src)],
6414         cf_cv_have___va_copy=yes,
6415         cf_cv_have___va_copy=no)])
6416
6417 test "$cf_cv_have___va_copy" = yes && AC_DEFINE(HAVE___VA_COPY)
6418 ])
6419 dnl ---------------------------------------------------------------------------
6420 dnl CF_VERBOSE version: 3 updated: 2007/07/29 09:55:12
6421 dnl ----------
6422 dnl Use AC_VERBOSE w/o the warnings
6423 AC_DEFUN([CF_VERBOSE],
6424 [test -n "$verbose" && echo "   $1" 1>&AC_FD_MSG
6425 CF_MSG_LOG([$1])
6426 ])dnl
6427 dnl ---------------------------------------------------------------------------
6428 dnl CF_WCHAR_TYPE version: 3 updated: 2010/05/26 16:44:57
6429 dnl -------------
6430 dnl Check if type wide-character type $1 is declared, and if so, which header
6431 dnl file is needed.  The second parameter is used to set a shell variable when
6432 dnl the type is not found.  The first parameter sets a shell variable for the
6433 dnl opposite sense.
6434 AC_DEFUN([CF_WCHAR_TYPE],
6435 [
6436 # This is needed on Tru64 5.0 to declare $1
6437 AC_CACHE_CHECK(if we must include wchar.h to declare $1,cf_cv_$1,[
6438 AC_TRY_COMPILE([
6439 #include <stdlib.h>
6440 #include <stdarg.h>
6441 #include <stdio.h>
6442 #ifdef HAVE_LIBUTF8_H
6443 #include <libutf8.h>
6444 #endif],
6445         [$1 state],
6446         [cf_cv_$1=no],
6447         [AC_TRY_COMPILE([
6448 #include <stdlib.h>
6449 #include <stdarg.h>
6450 #include <stdio.h>
6451 #include <wchar.h>
6452 #ifdef HAVE_LIBUTF8_H
6453 #include <libutf8.h>
6454 #endif],
6455         [$1 value],
6456         [cf_cv_$1=yes],
6457         [cf_cv_$1=unknown])])])
6458
6459 if test "$cf_cv_$1" = yes ; then
6460         AC_DEFINE(NEED_WCHAR_H)
6461         NEED_WCHAR_H=1
6462 fi
6463
6464 ifelse([$2],,,[
6465 # if we do not find $1 in either place, use substitution to provide a fallback.
6466 if test "$cf_cv_$1" = unknown ; then
6467         $2=1
6468 fi
6469 ])
6470 ifelse($3,,,[
6471 # if we find $1 in either place, use substitution to provide a fallback.
6472 if test "$cf_cv_$1" != unknown ; then
6473         $3=1
6474 fi
6475 ])
6476 ])dnl
6477 dnl ---------------------------------------------------------------------------
6478 dnl CF_WEAK_SYMBOLS version: 1 updated: 2008/08/16 19:18:06
6479 dnl ---------------
6480 dnl Check for compiler-support for weak symbols.
6481 dnl This works with "recent" gcc.
6482 AC_DEFUN([CF_WEAK_SYMBOLS],[
6483 AC_CACHE_CHECK(if $CC supports weak symbols,cf_cv_weak_symbols,[
6484
6485 AC_TRY_COMPILE([
6486 #include <stdio.h>],
6487 [
6488 #if defined(__GNUC__)
6489 #  if defined __USE_ISOC99
6490 #    define _cat_pragma(exp)    _Pragma(#exp)
6491 #    define _weak_pragma(exp)   _cat_pragma(weak name)
6492 #  else
6493 #    define _weak_pragma(exp)
6494 #  endif
6495 #  define _declare(name)        __extension__ extern __typeof__(name) name
6496 #  define weak_symbol(name)     _weak_pragma(name) _declare(name) __attribute__((weak))
6497 #endif
6498
6499 weak_symbol(fopen);
6500 ],[cf_cv_weak_symbols=yes],[cf_cv_weak_symbols=no])
6501 ])
6502 ])dnl
6503 dnl ---------------------------------------------------------------------------
6504 dnl CF_WITH_ABI_VERSION version: 1 updated: 2003/09/20 18:12:49
6505 dnl -------------------
6506 dnl Allow library's ABI to be overridden.  Generally this happens when a
6507 dnl packager has incremented the ABI past that used in the original package,
6508 dnl and wishes to keep doing this.
6509 dnl
6510 dnl $1 is the package name, if any, to derive a corresponding {package}_ABI
6511 dnl symbol.
6512 AC_DEFUN([CF_WITH_ABI_VERSION],[
6513 test -z "$cf_cv_abi_version" && cf_cv_abi_version=0
6514 AC_ARG_WITH(abi-version,
6515 [  --with-abi-version=XXX  override derived ABI version],
6516 [AC_MSG_WARN(overriding ABI version $cf_cv_abi_version to $withval)
6517  cf_cv_abi_version=$withval])
6518  CF_NUMBER_SYNTAX($cf_cv_abi_version,ABI version)
6519 ifelse($1,,,[
6520 $1_ABI=$cf_cv_abi_version
6521 ])
6522 ])dnl
6523 dnl ---------------------------------------------------------------------------
6524 dnl CF_WITH_ADA_COMPILER version: 2 updated: 2010/06/26 17:35:58
6525 dnl --------------------
6526 dnl Command-line option to specify the Ada95 compiler.
6527 AC_DEFUN([CF_WITH_ADA_COMPILER],[
6528 AC_MSG_CHECKING(for ada-compiler)
6529 AC_ARG_WITH(ada-compiler,
6530         [  --with-ada-compiler=CMD specify Ada95 compiler command (default gnatmake)],
6531         [cf_ada_compiler=$withval],
6532         [cf_ada_compiler=gnatmake])
6533 AC_SUBST(cf_ada_compiler)
6534 AC_MSG_RESULT($cf_ada_compiler)
6535 ])dnl
6536 dnl ---------------------------------------------------------------------------
6537 dnl CF_WITH_ADA_INCLUDE version: 2 updated: 2010/06/26 17:35:58
6538 dnl -------------------
6539 dnl Command-line option to specify where Ada includes will install.
6540 AC_DEFUN([CF_WITH_ADA_INCLUDE],[
6541 AC_MSG_CHECKING(for ada-include)
6542 CF_WITH_PATH(ada-include,
6543    [  --with-ada-include=DIR  Ada includes are in DIR],
6544    ADA_INCLUDE,
6545    PREFIX/share/ada/adainclude,
6546    [$]prefix/share/ada/adainclude)
6547 AC_SUBST(ADA_INCLUDE)
6548 AC_MSG_RESULT($ADA_INCLUDE)
6549 ])dnl
6550 dnl ---------------------------------------------------------------------------
6551 dnl CF_WITH_ADA_OBJECTS version: 2 updated: 2010/06/26 17:35:58
6552 dnl -------------------
6553 dnl Command-line option to specify where Ada objects will install.
6554 AC_DEFUN([CF_WITH_ADA_OBJECTS],[
6555 AC_MSG_CHECKING(for ada-objects)
6556 CF_WITH_PATH(ada-objects,
6557    [  --with-ada-objects=DIR  Ada objects are in DIR],
6558    ADA_OBJECTS,
6559    PREFIX/lib/ada/adalib,
6560    [$]prefix/lib/ada/adalib)
6561 AC_SUBST(ADA_OBJECTS)
6562 AC_MSG_RESULT($ADA_OBJECTS)
6563 ])dnl
6564 dnl ---------------------------------------------------------------------------
6565 dnl CF_WITH_ADA_SHAREDLIB version: 2 updated: 2010/06/26 17:35:58
6566 dnl ---------------------
6567 dnl Command-line option to specify if an Ada95 shared-library should be built,
6568 dnl and optionally what its soname should be.
6569 AC_DEFUN([CF_WITH_ADA_SHAREDLIB],[
6570 AC_MSG_CHECKING(if an Ada95 shared-library should be built)
6571 AC_ARG_WITH(ada-sharedlib,
6572         [  --with-ada-sharedlib=XX build Ada95 shared-library],
6573         [with_ada_sharedlib=$withval],
6574         [with_ada_sharedlib=no])
6575 AC_MSG_RESULT($with_ada_sharedlib)
6576
6577 ADA_SHAREDLIB='lib$(LIB_NAME).so.1'
6578 MAKE_ADA_SHAREDLIB="#"
6579
6580 if test "x$with_ada_sharedlib" != xno
6581 then
6582         MAKE_ADA_SHAREDLIB=
6583         if test "x$with_ada_sharedlib" != xyes
6584         then
6585                 ADA_SHAREDLIB="$with_ada_sharedlib"
6586         fi
6587 fi
6588
6589 AC_SUBST(ADA_SHAREDLIB)
6590 AC_SUBST(MAKE_ADA_SHAREDLIB)
6591 ])dnl
6592 dnl ---------------------------------------------------------------------------
6593 dnl CF_WITH_DBMALLOC version: 7 updated: 2010/06/21 17:26:47
6594 dnl ----------------
6595 dnl Configure-option for dbmalloc.  The optional parameter is used to override
6596 dnl the updating of $LIBS, e.g., to avoid conflict with subsequent tests.
6597 AC_DEFUN([CF_WITH_DBMALLOC],[
6598 CF_NO_LEAKS_OPTION(dbmalloc,
6599         [  --with-dbmalloc         test: use Conor Cahill's dbmalloc library],
6600         [USE_DBMALLOC])
6601
6602 if test "$with_dbmalloc" = yes ; then
6603         AC_CHECK_HEADER(dbmalloc.h,
6604                 [AC_CHECK_LIB(dbmalloc,[debug_malloc]ifelse([$1],,[],[,$1]))])
6605 fi
6606 ])dnl
6607 dnl ---------------------------------------------------------------------------
6608 dnl CF_WITH_DMALLOC version: 7 updated: 2010/06/21 17:26:47
6609 dnl ---------------
6610 dnl Configure-option for dmalloc.  The optional parameter is used to override
6611 dnl the updating of $LIBS, e.g., to avoid conflict with subsequent tests.
6612 AC_DEFUN([CF_WITH_DMALLOC],[
6613 CF_NO_LEAKS_OPTION(dmalloc,
6614         [  --with-dmalloc          test: use Gray Watson's dmalloc library],
6615         [USE_DMALLOC])
6616
6617 if test "$with_dmalloc" = yes ; then
6618         AC_CHECK_HEADER(dmalloc.h,
6619                 [AC_CHECK_LIB(dmalloc,[dmalloc_debug]ifelse([$1],,[],[,$1]))])
6620 fi
6621 ])dnl
6622 dnl ---------------------------------------------------------------------------
6623 dnl CF_WITH_GPM version: 7 updated: 2008/03/23 14:48:54
6624 dnl -----------
6625 dnl
6626 dnl The option parameter (if neither yes/no) is assumed to be the name of
6627 dnl the gpm library, e.g., for dynamic loading.
6628 AC_DEFUN([CF_WITH_GPM],
6629 [
6630 AC_MSG_CHECKING(if you want to link with the GPM mouse library)
6631 AC_ARG_WITH(gpm,
6632         [  --with-gpm              use Alessandro Rubini's GPM library],
6633         [with_gpm=$withval],
6634         [with_gpm=maybe])
6635 AC_MSG_RESULT($with_gpm)
6636
6637 if test "$with_gpm" != no ; then
6638         AC_CHECK_HEADER(gpm.h,[
6639                 AC_DEFINE(HAVE_GPM_H)
6640                 if test "$with_gpm" != yes && test "$with_gpm" != maybe ; then
6641                         CF_VERBOSE(assuming we really have GPM library)
6642                         AC_DEFINE(HAVE_LIBGPM)
6643                 else
6644                         AC_CHECK_LIB(gpm,Gpm_Open,[:],[
6645                                 AC_MSG_ERROR(Cannot link with GPM library)
6646                 fi
6647                 with_gpm=yes
6648                 ])
6649         ],[
6650                 test "$with_gpm" != maybe && AC_MSG_WARN(Cannot find GPM header)
6651                 with_gpm=no
6652         ])
6653 fi
6654 ])
6655 dnl ---------------------------------------------------------------------------
6656 dnl CF_WITH_LIBTOOL version: 28 updated: 2011/07/02 15:40:32
6657 dnl ---------------
6658 dnl Provide a configure option to incorporate libtool.  Define several useful
6659 dnl symbols for the makefile rules.
6660 dnl
6661 dnl The reference to AC_PROG_LIBTOOL does not normally work, since it uses
6662 dnl macros from libtool.m4 which is in the aclocal directory of automake.
6663 dnl Following is a simple script which turns on the AC_PROG_LIBTOOL macro.
6664 dnl But that still does not work properly since the macro is expanded outside
6665 dnl the CF_WITH_LIBTOOL macro:
6666 dnl
6667 dnl     #!/bin/sh
6668 dnl     ACLOCAL=`aclocal --print-ac-dir`
6669 dnl     if test -z "$ACLOCAL" ; then
6670 dnl             echo cannot find aclocal directory
6671 dnl             exit 1
6672 dnl     elif test ! -f $ACLOCAL/libtool.m4 ; then
6673 dnl             echo cannot find libtool.m4 file
6674 dnl             exit 1
6675 dnl     fi
6676 dnl
6677 dnl     LOCAL=aclocal.m4
6678 dnl     ORIG=aclocal.m4.orig
6679 dnl
6680 dnl     trap "mv $ORIG $LOCAL" 0 1 2 5 15
6681 dnl     rm -f $ORIG
6682 dnl     mv $LOCAL $ORIG
6683 dnl
6684 dnl     # sed the LIBTOOL= assignment to omit the current directory?
6685 dnl     sed -e 's/^LIBTOOL=.*/LIBTOOL=${LIBTOOL:-libtool}/' $ACLOCAL/libtool.m4 >>$LOCAL
6686 dnl     cat $ORIG >>$LOCAL
6687 dnl
6688 dnl     autoconf-257 $*
6689 dnl
6690 AC_DEFUN([CF_WITH_LIBTOOL],
6691 [
6692 AC_REQUIRE([CF_DISABLE_LIBTOOL_VERSION])
6693 ifdef([AC_PROG_LIBTOOL],,[
6694 LIBTOOL=
6695 ])
6696 # common library maintenance symbols that are convenient for libtool scripts:
6697 LIB_CREATE='${AR} -cr'
6698 LIB_OBJECT='${OBJECTS}'
6699 LIB_SUFFIX=.a
6700 LIB_PREP="$RANLIB"
6701
6702 # symbols used to prop libtool up to enable it to determine what it should be
6703 # doing:
6704 LIB_CLEAN=
6705 LIB_COMPILE=
6706 LIB_LINK='${CC}'
6707 LIB_INSTALL=
6708 LIB_UNINSTALL=
6709
6710 AC_MSG_CHECKING(if you want to build libraries with libtool)
6711 AC_ARG_WITH(libtool,
6712         [  --with-libtool          generate libraries with libtool],
6713         [with_libtool=$withval],
6714         [with_libtool=no])
6715 AC_MSG_RESULT($with_libtool)
6716 if test "$with_libtool" != "no"; then
6717 ifdef([AC_PROG_LIBTOOL],[
6718         # missing_content_AC_PROG_LIBTOOL{{
6719         AC_PROG_LIBTOOL
6720         # missing_content_AC_PROG_LIBTOOL}}
6721 ],[
6722         if test "$with_libtool" != "yes" ; then
6723                 CF_PATH_SYNTAX(with_libtool)
6724                 LIBTOOL=$with_libtool
6725         else
6726                 AC_PATH_PROG(LIBTOOL,libtool)
6727         fi
6728         if test -z "$LIBTOOL" ; then
6729                 AC_MSG_ERROR(Cannot find libtool)
6730         fi
6731 ])dnl
6732         LIB_CREATE='${LIBTOOL} --mode=link ${CC} -rpath ${DESTDIR}${libdir} ${LIBTOOL_VERSION} `cut -f1 ${srcdir}/VERSION` ${LIBTOOL_OPTS} ${LT_UNDEF} $(LIBS) -o'
6733         LIB_OBJECT='${OBJECTS:.o=.lo}'
6734         LIB_SUFFIX=.la
6735         LIB_CLEAN='${LIBTOOL} --mode=clean'
6736         LIB_COMPILE='${LIBTOOL} --mode=compile'
6737         LIB_LINK='${LIBTOOL} --mode=link ${CC} ${LIBTOOL_OPTS}'
6738         LIB_INSTALL='${LIBTOOL} --mode=install'
6739         LIB_UNINSTALL='${LIBTOOL} --mode=uninstall'
6740         LIB_PREP=:
6741
6742         # Show the version of libtool
6743         AC_MSG_CHECKING(version of libtool)
6744
6745         # Save the version in a cache variable - this is not entirely a good
6746         # thing, but the version string from libtool is very ugly, and for
6747         # bug reports it might be useful to have the original string. "("
6748         cf_cv_libtool_version=`$LIBTOOL --version 2>&1 | sed -e '/^$/d' |sed -e '2,$d' -e 's/([[^)]]*)//g' -e 's/^[[^1-9]]*//' -e 's/[[^0-9.]].*//'`
6749         AC_MSG_RESULT($cf_cv_libtool_version)
6750         if test -z "$cf_cv_libtool_version" ; then
6751                 AC_MSG_ERROR(This is not GNU libtool)
6752         fi
6753
6754         # special hack to add -no-undefined (which libtool should do for itself)
6755         LT_UNDEF=
6756         case "$cf_cv_system_name" in #(vi
6757         cygwin*|mingw32*|uwin*|aix[[4-7]]) #(vi
6758                 LT_UNDEF=-no-undefined
6759                 ;;
6760         esac
6761         AC_SUBST([LT_UNDEF])
6762
6763         # special hack to add --tag option for C++ compiler
6764         case $cf_cv_libtool_version in #(vi
6765         1.[[5-9]]*|[[2-9]].[[0-9.a-z]]*) #(vi
6766                 LIBTOOL_CXX="$LIBTOOL --tag=CXX"
6767                 LIBTOOL="$LIBTOOL --tag=CC"
6768                 ;;
6769         *)
6770                 LIBTOOL_CXX="$LIBTOOL"
6771                 ;;
6772         esac
6773 else
6774         LIBTOOL=""
6775         LIBTOOL_CXX=""
6776 fi
6777
6778 test -z "$LIBTOOL" && ECHO_LT=
6779
6780 AC_SUBST(LIBTOOL)
6781 AC_SUBST(LIBTOOL_CXX)
6782 AC_SUBST(LIBTOOL_OPTS)
6783
6784 AC_SUBST(LIB_CREATE)
6785 AC_SUBST(LIB_OBJECT)
6786 AC_SUBST(LIB_SUFFIX)
6787 AC_SUBST(LIB_PREP)
6788
6789 AC_SUBST(LIB_CLEAN)
6790 AC_SUBST(LIB_COMPILE)
6791 AC_SUBST(LIB_LINK)
6792 AC_SUBST(LIB_INSTALL)
6793 AC_SUBST(LIB_UNINSTALL)
6794
6795 ])dnl
6796 dnl ---------------------------------------------------------------------------
6797 dnl CF_WITH_LIB_PREFIX version: 1 updated: 2012/01/21 19:28:10
6798 dnl ------------------
6799 dnl Allow the library-prefix to be overridden.  OS/2 EMX originally had no
6800 dnl "lib" prefix, e.g., because it used the dll naming convention.
6801 dnl
6802 dnl $1 = variable to set
6803 AC_DEFUN([CF_WITH_LIB_PREFIX],
6804 [
6805 AC_MSG_CHECKING(if you want to have a library-prefix)
6806 AC_ARG_WITH(lib-prefix,
6807         [  --with-lib-prefix       override library-prefix],
6808         [with_lib_prefix=$withval],
6809         [with_lib_prefix=auto])
6810 AC_MSG_RESULT($with_lib_prefix)
6811
6812 if test $with_lib_prefix = auto
6813 then
6814         CF_LIB_PREFIX($1)
6815 elif test $with_lib_prefix = no
6816 then
6817         LIB_PREFIX=
6818 else
6819         LIB_PREFIX=$with_lib_prefix
6820 fi
6821 ])dnl
6822 dnl ---------------------------------------------------------------------------
6823 dnl CF_WITH_PATH version: 10 updated: 2010/10/23 15:44:18
6824 dnl ------------
6825 dnl Wrapper for AC_ARG_WITH to ensure that user supplies a pathname, not just
6826 dnl defaulting to yes/no.
6827 dnl
6828 dnl $1 = option name
6829 dnl $2 = help-text
6830 dnl $3 = environment variable to set
6831 dnl $4 = default value, shown in the help-message, must be a constant
6832 dnl $5 = default value, if it's an expression & cannot be in the help-message
6833 dnl
6834 AC_DEFUN([CF_WITH_PATH],
6835 [AC_ARG_WITH($1,[$2 ](default: ifelse([$4],,empty,[$4])),,
6836 ifelse([$4],,[withval="${$3}"],[withval="${$3:-ifelse([$5],,[$4],[$5])}"]))dnl
6837 if ifelse([$5],,true,[test -n "$5"]) ; then
6838 CF_PATH_SYNTAX(withval)
6839 fi
6840 $3="$withval"
6841 AC_SUBST($3)dnl
6842 ])dnl
6843 dnl ---------------------------------------------------------------------------
6844 dnl CF_WITH_PATHLIST version: 7 updated: 2010/10/23 16:10:30
6845 dnl ----------------
6846 dnl Process an option specifying a list of colon-separated paths.
6847 dnl
6848 dnl $1 = option name
6849 dnl $2 = help-text
6850 dnl $3 = environment variable to set
6851 dnl $4 = default value, shown in the help-message, must be a constant
6852 dnl $5 = default value, if it's an expression & cannot be in the help-message
6853 dnl $6 = flag to tell if we want to define or substitute
6854 dnl
6855 AC_DEFUN([CF_WITH_PATHLIST],[
6856 AC_REQUIRE([CF_PATHSEP])
6857 AC_ARG_WITH($1,[$2 ](default: ifelse($4,,empty,$4)),,
6858 ifelse($4,,[withval=${$3}],[withval=${$3:-ifelse($5,,$4,$5)}]))dnl
6859
6860 IFS="${IFS:-    }"; ac_save_ifs="$IFS"; IFS="${PATH_SEPARATOR}"
6861 cf_dst_path=
6862 for cf_src_path in $withval
6863 do
6864   CF_PATH_SYNTAX(cf_src_path)
6865   test -n "$cf_dst_path" && cf_dst_path="${cf_dst_path}:"
6866   cf_dst_path="${cf_dst_path}${cf_src_path}"
6867 done
6868 IFS="$ac_save_ifs"
6869
6870 ifelse($6,define,[
6871 # Strip single quotes from the value, e.g., when it was supplied as a literal
6872 # for $4 or $5.
6873 case $cf_dst_path in #(vi
6874 \'*)
6875   cf_dst_path=`echo $cf_dst_path |sed -e s/\'// -e s/\'\$//`
6876   ;;
6877 esac
6878 cf_dst_path=`echo "$cf_dst_path" | sed -e 's/\\\\/\\\\\\\\/g'`
6879 ])
6880
6881 eval '$3="$cf_dst_path"'
6882 AC_SUBST($3)dnl
6883
6884 ])dnl
6885 dnl ---------------------------------------------------------------------------
6886 dnl CF_WITH_PKG_CONFIG_LIBDIR version: 2 updated: 2011/12/10 18:58:47
6887 dnl -------------------------
6888 dnl Allow the choice of the pkg-config library directory to be overridden.
6889 AC_DEFUN([CF_WITH_PKG_CONFIG_LIBDIR],[
6890 if test "$PKG_CONFIG" != none ; then
6891         AC_MSG_CHECKING(for $PKG_CONFIG library directory)
6892         AC_ARG_WITH(pkg-config-libdir,
6893                 [  --with-pkg-config-libdir=XXX use given directory for installing pc-files],
6894                 [PKG_CONFIG_LIBDIR=$withval],
6895                 [PKG_CONFIG_LIBDIR=yes])
6896
6897         case x$PKG_CONFIG_LIBDIR in #(vi
6898         x/*) #(vi
6899                 ;;
6900         xyes) #(vi
6901                 # look for the library directory using the same prefix as the executable
6902                 cf_path=`echo "$PKG_CONFIG" | sed -e 's,/[[^/]]*/[[^/]]*$,,'`
6903                 case x`(arch) 2>/dev/null` in #(vi
6904                 *64) #(vi
6905                         for cf_config in $cf_path/share $cf_path/lib64 $cf_path/lib32 $cf_path/lib
6906                         do
6907                                 if test -d $cf_config/pkgconfig
6908                                 then
6909                                         PKG_CONFIG_LIBDIR=$cf_config/pkgconfig
6910                                         break
6911                                 fi
6912                         done
6913                         ;;
6914                 *)
6915                         PKG_CONFIG_LIBDIR=$cf_path/lib/pkgconfig
6916                         ;;
6917                 esac
6918                 ;;
6919         *)
6920                 ;;
6921         esac
6922
6923         AC_MSG_RESULT($PKG_CONFIG_LIBDIR)
6924 fi
6925
6926 AC_SUBST(PKG_CONFIG_LIBDIR)
6927 ])dnl
6928 dnl ---------------------------------------------------------------------------
6929 dnl CF_WITH_PTHREAD version: 5 updated: 2011/12/10 19:01:56
6930 dnl ---------------
6931 dnl Check for POSIX thread library.
6932 AC_DEFUN([CF_WITH_PTHREAD],
6933 [
6934 AC_MSG_CHECKING(if you want to link with the pthread library)
6935 AC_ARG_WITH(pthread,
6936     [  --with-pthread          use POSIX thread library],
6937     [with_pthread=$withval],
6938     [with_pthread=no])
6939 AC_MSG_RESULT($with_pthread)
6940
6941 if test "$with_pthread" != no ; then
6942     AC_CHECK_HEADER(pthread.h,[
6943         AC_DEFINE(HAVE_PTHREADS_H)
6944
6945         for cf_lib_pthread in pthread c_r
6946         do
6947             AC_MSG_CHECKING(if we can link with the $cf_lib_pthread library)
6948             cf_save_LIBS="$LIBS"
6949             CF_ADD_LIB($cf_lib_pthread)
6950             AC_TRY_LINK([
6951 #include <pthread.h>
6952 ],[
6953                 int rc = pthread_create(0,0,0,0);
6954                 int r2 = pthread_mutexattr_settype(0, 0);
6955 ],[with_pthread=yes],[with_pthread=no])
6956             LIBS="$cf_save_LIBS"
6957             AC_MSG_RESULT($with_pthread)
6958             test "$with_pthread" = yes && break
6959         done
6960
6961         if test "$with_pthread" = yes ; then
6962             CF_ADD_LIB($cf_lib_pthread)
6963             AC_DEFINE(HAVE_LIBPTHREADS)
6964         else
6965             AC_MSG_ERROR(Cannot link with pthread library)
6966         fi
6967     ])
6968 fi
6969 ])
6970 dnl ---------------------------------------------------------------------------
6971 dnl CF_WITH_REL_VERSION version: 1 updated: 2003/09/20 18:12:49
6972 dnl -------------------
6973 dnl Allow library's release-version to be overridden.  Generally this happens when a
6974 dnl packager has incremented the release-version past that used in the original package,
6975 dnl and wishes to keep doing this.
6976 dnl
6977 dnl $1 is the package name, if any, to derive corresponding {package}_MAJOR
6978 dnl and {package}_MINOR symbols
6979 dnl symbol.
6980 AC_DEFUN([CF_WITH_REL_VERSION],[
6981 test -z "$cf_cv_rel_version" && cf_cv_rel_version=0.0
6982 AC_ARG_WITH(rel-version,
6983 [  --with-rel-version=XXX  override derived release version],
6984 [AC_MSG_WARN(overriding release version $cf_cv_rel_version to $withval)
6985  cf_cv_rel_version=$withval])
6986 ifelse($1,,[
6987  CF_NUMBER_SYNTAX($cf_cv_rel_version,Release version)
6988 ],[
6989  $1_MAJOR=`echo "$cf_cv_rel_version" | sed -e 's/\..*//'`
6990  $1_MINOR=`echo "$cf_cv_rel_version" | sed -e 's/^[[^.]]*//' -e 's/^\.//' -e 's/\..*//'`
6991  CF_NUMBER_SYNTAX([$]$1_MAJOR,Release major-version)
6992  CF_NUMBER_SYNTAX([$]$1_MINOR,Release minor-version)
6993 ])
6994 ])dnl
6995 dnl ---------------------------------------------------------------------------
6996 dnl CF_WITH_SYSMOUSE version: 2 updated: 2003/03/22 19:13:43
6997 dnl ----------------
6998 dnl If we can compile with sysmouse, make it available unless it is not wanted.
6999 AC_DEFUN([CF_WITH_SYSMOUSE],[
7000 # not everyone has "test -c"
7001 if test -c /dev/sysmouse 2>/dev/null ; then
7002 AC_MSG_CHECKING(if you want to use sysmouse)
7003 AC_ARG_WITH(sysmouse,
7004         [  --with-sysmouse         use sysmouse (FreeBSD console)],
7005         [cf_with_sysmouse=$withval],
7006         [cf_with_sysmouse=maybe])
7007         if test "$cf_with_sysmouse" != no ; then
7008         AC_TRY_COMPILE([
7009 #include <osreldate.h>
7010 #if (__FreeBSD_version >= 400017)
7011 #include <sys/consio.h>
7012 #include <sys/fbio.h>
7013 #else
7014 #include <machine/console.h>
7015 #endif
7016 ],[
7017         struct mouse_info the_mouse;
7018         ioctl(0, CONS_MOUSECTL, &the_mouse);
7019 ],[cf_with_sysmouse=yes],[cf_with_sysmouse=no])
7020         fi
7021 AC_MSG_RESULT($cf_with_sysmouse)
7022 test "$cf_with_sysmouse" = yes && AC_DEFINE(USE_SYSMOUSE)
7023 fi
7024 ])dnl
7025 dnl ---------------------------------------------------------------------------
7026 dnl CF_WITH_VALGRIND version: 1 updated: 2006/12/14 18:00:21
7027 dnl ----------------
7028 AC_DEFUN([CF_WITH_VALGRIND],[
7029 CF_NO_LEAKS_OPTION(valgrind,
7030         [  --with-valgrind         test: use valgrind],
7031         [USE_VALGRIND])
7032 ])dnl
7033 dnl ---------------------------------------------------------------------------
7034 dnl CF_XOPEN_SOURCE version: 42 updated: 2012/01/07 08:26:49
7035 dnl ---------------
7036 dnl Try to get _XOPEN_SOURCE defined properly that we can use POSIX functions,
7037 dnl or adapt to the vendor's definitions to get equivalent functionality,
7038 dnl without losing the common non-POSIX features.
7039 dnl
7040 dnl Parameters:
7041 dnl     $1 is the nominal value for _XOPEN_SOURCE
7042 dnl     $2 is the nominal value for _POSIX_C_SOURCE
7043 AC_DEFUN([CF_XOPEN_SOURCE],[
7044
7045 cf_XOPEN_SOURCE=ifelse([$1],,500,[$1])
7046 cf_POSIX_C_SOURCE=ifelse([$2],,199506L,[$2])
7047 cf_xopen_source=
7048
7049 case $host_os in #(vi
7050 aix[[4-7]]*) #(vi
7051         cf_xopen_source="-D_ALL_SOURCE"
7052         ;;
7053 cygwin) #(vi
7054         cf_XOPEN_SOURCE=600
7055         ;;
7056 darwin[[0-8]].*) #(vi
7057         cf_xopen_source="-D_APPLE_C_SOURCE"
7058         ;;
7059 darwin*) #(vi
7060         cf_xopen_source="-D_DARWIN_C_SOURCE"
7061         cf_XOPEN_SOURCE=
7062         ;;
7063 freebsd*|dragonfly*) #(vi
7064         # 5.x headers associate
7065         #       _XOPEN_SOURCE=600 with _POSIX_C_SOURCE=200112L
7066         #       _XOPEN_SOURCE=500 with _POSIX_C_SOURCE=199506L
7067         cf_POSIX_C_SOURCE=200112L
7068         cf_XOPEN_SOURCE=600
7069         cf_xopen_source="-D_BSD_TYPES -D__BSD_VISIBLE -D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
7070         ;;
7071 hpux11*) #(vi
7072         cf_xopen_source="-D_HPUX_SOURCE -D_XOPEN_SOURCE=500"
7073         ;;
7074 hpux*) #(vi
7075         cf_xopen_source="-D_HPUX_SOURCE"
7076         ;;
7077 irix[[56]].*) #(vi
7078         cf_xopen_source="-D_SGI_SOURCE"
7079         cf_XOPEN_SOURCE=
7080         ;;
7081 linux*|gnu*|mint*|k*bsd*-gnu) #(vi
7082         CF_GNU_SOURCE
7083         ;;
7084 mirbsd*) #(vi
7085         # setting _XOPEN_SOURCE or _POSIX_SOURCE breaks <sys/select.h> and other headers which use u_int / u_short types
7086         cf_XOPEN_SOURCE=
7087         CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE)
7088         ;;
7089 netbsd*) #(vi
7090         cf_xopen_source="-D_NETBSD_SOURCE" # setting _XOPEN_SOURCE breaks IPv6 for lynx on NetBSD 1.6, breaks xterm, is not needed for ncursesw
7091         ;;
7092 openbsd[[4-9]]*) #(vi
7093         # setting _XOPEN_SOURCE lower than 500 breaks g++ compile with wchar.h, needed for ncursesw
7094         cf_xopen_source="-D_BSD_SOURCE"
7095         cf_XOPEN_SOURCE=600
7096         ;;
7097 openbsd*) #(vi
7098         # setting _XOPEN_SOURCE breaks xterm on OpenBSD 2.8, is not needed for ncursesw
7099         ;;
7100 osf[[45]]*) #(vi
7101         cf_xopen_source="-D_OSF_SOURCE"
7102         ;;
7103 nto-qnx*) #(vi
7104         cf_xopen_source="-D_QNX_SOURCE"
7105         ;;
7106 sco*) #(vi
7107         # setting _XOPEN_SOURCE breaks Lynx on SCO Unix / OpenServer
7108         ;;
7109 solaris2.*) #(vi
7110         cf_xopen_source="-D__EXTENSIONS__"
7111         ;;
7112 *)
7113         CF_TRY_XOPEN_SOURCE
7114         CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE)
7115         ;;
7116 esac
7117
7118 if test -n "$cf_xopen_source" ; then
7119         CF_ADD_CFLAGS($cf_xopen_source)
7120 fi
7121
7122 dnl In anything but the default case, we may have system-specific setting
7123 dnl which is still not guaranteed to provide all of the entrypoints that
7124 dnl _XOPEN_SOURCE would yield.
7125 if test -n "$cf_XOPEN_SOURCE" && test -z "$cf_cv_xopen_source" ; then
7126         AC_MSG_CHECKING(if _XOPEN_SOURCE really is set)
7127         AC_TRY_COMPILE([#include <stdlib.h>],[
7128 #ifndef _XOPEN_SOURCE
7129 make an error
7130 #endif],
7131         [cf_XOPEN_SOURCE_set=yes],
7132         [cf_XOPEN_SOURCE_set=no])
7133         AC_MSG_RESULT($cf_XOPEN_SOURCE_set)
7134         if test $cf_XOPEN_SOURCE_set = yes
7135         then
7136                 AC_TRY_COMPILE([#include <stdlib.h>],[
7137 #if (_XOPEN_SOURCE - 0) < $cf_XOPEN_SOURCE
7138 make an error
7139 #endif],
7140                 [cf_XOPEN_SOURCE_set_ok=yes],
7141                 [cf_XOPEN_SOURCE_set_ok=no])
7142                 if test $cf_XOPEN_SOURCE_set_ok = no
7143                 then
7144                         AC_MSG_WARN(_XOPEN_SOURCE is lower than requested)
7145                 fi
7146         else
7147                 CF_TRY_XOPEN_SOURCE
7148         fi
7149 fi
7150 ])