aclocal.m4

   1 dnl***************************************************************************
   2 dnl Copyright (c) 1998-2012,2013 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 1.654 2013/03/10 00:23:09 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: 4 updated: 2013/03/04 19:52:56
  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([AC_ACVERSION], ,[m4_copy([m4_PACKAGE_VERSION],[AC_ACVERSION])])dnl
  75 ifdef([m4_version_compare],
  76 [m4_if(m4_version_compare(m4_defn([AC_ACVERSION]), [$1]), -1, [$3], [$2])],
  77 [CF_ACVERSION_COMPARE(
  78 AC_PREREQ_CANON(AC_PREREQ_SPLIT([$1])),
  79 AC_PREREQ_CANON(AC_PREREQ_SPLIT(AC_ACVERSION)), AC_ACVERSION, [$2], [$3])])])dnl
  80 dnl ---------------------------------------------------------------------------
  81 dnl CF_ACVERSION_COMPARE version: 3 updated: 2012/10/03 18:39:53
  82 dnl --------------------
  83 dnl CF_ACVERSION_COMPARE(MAJOR1, MINOR1, TERNARY1,
  84 dnl                      MAJOR2, MINOR2, TERNARY2,
  85 dnl                      PRINTABLE2, not FOUND, FOUND)
  86 define([CF_ACVERSION_COMPARE],
  87 [ifelse(builtin([eval], [$2 < $5]), 1,
  88 [ifelse([$8], , ,[$8])],
  89 [ifelse([$9], , ,[$9])])])dnl
  90 dnl ---------------------------------------------------------------------------
  91 dnl CF_ADA_INCLUDE_DIRS version: 6 updated: 2010/02/26 19:52:07
  92 dnl -------------------
  93 dnl Construct the list of include-options for the C programs in the Ada95
  94 dnl binding.
  95 AC_DEFUN([CF_ADA_INCLUDE_DIRS],
  96 [
  97 ACPPFLAGS="-I. -I../include -I../../include $ACPPFLAGS"
  98 if test "$srcdir" != "."; then
  99         ACPPFLAGS="-I\${srcdir}/../../include $ACPPFLAGS"
 100 fi
 101 if test "$GCC" != yes; then
 102         ACPPFLAGS="$ACPPFLAGS -I\${includedir}"
 103 elif test "$includedir" != "/usr/include"; then
 104         if test "$includedir" = '${prefix}/include' ; then
 105                 if test $prefix != /usr ; then
 106                         ACPPFLAGS="$ACPPFLAGS -I\${includedir}"
 107                 fi
 108         else
 109                 ACPPFLAGS="$ACPPFLAGS -I\${includedir}"
 110         fi
 111 fi
 112 AC_SUBST(ACPPFLAGS)
 113 ])dnl
 114 dnl ---------------------------------------------------------------------------
 115 dnl CF_ADD_ADAFLAGS version: 1 updated: 2010/06/19 15:22:18
 116 dnl ---------------
 117 dnl Add to $ADAFLAGS, which is substituted into makefile and scripts.
 118 AC_DEFUN([CF_ADD_ADAFLAGS],[
 119         ADAFLAGS="$ADAFLAGS $1"
 120         AC_SUBST(ADAFLAGS)
 121 ])dnl
 122 dnl ---------------------------------------------------------------------------
 123 dnl CF_ADD_CFLAGS version: 10 updated: 2010/05/26 05:38:42
 124 dnl -------------
 125 dnl Copy non-preprocessor flags to $CFLAGS, preprocessor flags to $CPPFLAGS
 126 dnl The second parameter if given makes this macro verbose.
 127 dnl
 128 dnl Put any preprocessor definitions that use quoted strings in $EXTRA_CPPFLAGS,
 129 dnl to simplify use of $CPPFLAGS in compiler checks, etc., that are easily
 130 dnl confused by the quotes (which require backslashes to keep them usable).
 131 AC_DEFUN([CF_ADD_CFLAGS],
 132 [
 133 cf_fix_cppflags=no
 134 cf_new_cflags=
 135 cf_new_cppflags=
 136 cf_new_extra_cppflags=
 137
 138 for cf_add_cflags in $1
 139 do
 140 case $cf_fix_cppflags in
 141 no)
 142         case $cf_add_cflags in #(vi
 143         -undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C) #(vi
 144                 case $cf_add_cflags in
 145                 -D*)
 146                         cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[[^=]]*='\''\"[[^"]]*//'`
 147
 148                         test "${cf_add_cflags}" != "${cf_tst_cflags}" \
 149                                 && test -z "${cf_tst_cflags}" \
 150                                 && cf_fix_cppflags=yes
 151
 152                         if test $cf_fix_cppflags = yes ; then
 153                                 cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
 154                                 continue
 155                         elif test "${cf_tst_cflags}" = "\"'" ; then
 156                                 cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
 157                                 continue
 158                         fi
 159                         ;;
 160                 esac
 161                 case "$CPPFLAGS" in
 162                 *$cf_add_cflags) #(vi
 163                         ;;
 164                 *) #(vi
 165                         case $cf_add_cflags in #(vi
 166                         -D*)
 167                                 cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
 168                                 CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,$cf_tst_cppflags)
 169                                 ;;
 170                         esac
 171                         cf_new_cppflags="$cf_new_cppflags $cf_add_cflags"
 172                         ;;
 173                 esac
 174                 ;;
 175         *)
 176                 cf_new_cflags="$cf_new_cflags $cf_add_cflags"
 177                 ;;
 178         esac
 179         ;;
 180 yes)
 181         cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
 182
 183         cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[[^"]]*"'\''//'`
 184
 185         test "${cf_add_cflags}" != "${cf_tst_cflags}" \
 186                 && test -z "${cf_tst_cflags}" \
 187                 && cf_fix_cppflags=no
 188         ;;
 189 esac
 190 done
 191
 192 if test -n "$cf_new_cflags" ; then
 193         ifelse([$2],,,[CF_VERBOSE(add to \$CFLAGS $cf_new_cflags)])
 194         CFLAGS="$CFLAGS $cf_new_cflags"
 195 fi
 196
 197 if test -n "$cf_new_cppflags" ; then
 198         ifelse([$2],,,[CF_VERBOSE(add to \$CPPFLAGS $cf_new_cppflags)])
 199         CPPFLAGS="$CPPFLAGS $cf_new_cppflags"
 200 fi
 201
 202 if test -n "$cf_new_extra_cppflags" ; then
 203         ifelse([$2],,,[CF_VERBOSE(add to \$EXTRA_CPPFLAGS $cf_new_extra_cppflags)])
 204         EXTRA_CPPFLAGS="$cf_new_extra_cppflags $EXTRA_CPPFLAGS"
 205 fi
 206
 207 AC_SUBST(EXTRA_CPPFLAGS)
 208
 209 ])dnl
 210 dnl ---------------------------------------------------------------------------
 211 dnl CF_ADD_INCDIR version: 13 updated: 2010/05/26 16:44:57
 212 dnl -------------
 213 dnl Add an include-directory to $CPPFLAGS.  Don't add /usr/include, since it's
 214 dnl redundant.  We don't normally need to add -I/usr/local/include for gcc,
 215 dnl but old versions (and some misinstalled ones) need that.  To make things
 216 dnl worse, gcc 3.x may give error messages if -I/usr/local/include is added to
 217 dnl the include-path).
 218 AC_DEFUN([CF_ADD_INCDIR],
 219 [
 220 if test -n "$1" ; then
 221   for cf_add_incdir in $1
 222   do
 223         while test $cf_add_incdir != /usr/include
 224         do
 225           if test -d $cf_add_incdir
 226           then
 227                 cf_have_incdir=no
 228                 if test -n "$CFLAGS$CPPFLAGS" ; then
 229                   # a loop is needed to ensure we can add subdirs of existing dirs
 230                   for cf_test_incdir in $CFLAGS $CPPFLAGS ; do
 231                         if test ".$cf_test_incdir" = ".-I$cf_add_incdir" ; then
 232                           cf_have_incdir=yes; break
 233                         fi
 234                   done
 235                 fi
 236
 237                 if test "$cf_have_incdir" = no ; then
 238                   if test "$cf_add_incdir" = /usr/local/include ; then
 239                         if test "$GCC" = yes
 240                         then
 241                           cf_save_CPPFLAGS=$CPPFLAGS
 242                           CPPFLAGS="$CPPFLAGS -I$cf_add_incdir"
 243                           AC_TRY_COMPILE([#include <stdio.h>],
 244                                   [printf("Hello")],
 245                                   [],
 246                                   [cf_have_incdir=yes])
 247                           CPPFLAGS=$cf_save_CPPFLAGS
 248                         fi
 249                   fi
 250                 fi
 251
 252                 if test "$cf_have_incdir" = no ; then
 253                   CF_VERBOSE(adding $cf_add_incdir to include-path)
 254                   ifelse([$2],,CPPFLAGS,[$2])="$ifelse([$2],,CPPFLAGS,[$2]) -I$cf_add_incdir"
 255
 256                   cf_top_incdir=`echo $cf_add_incdir | sed -e 's%/include/.*$%/include%'`
 257                   test "$cf_top_incdir" = "$cf_add_incdir" && break
 258                   cf_add_incdir="$cf_top_incdir"
 259                 else
 260                   break
 261                 fi
 262           fi
 263         done
 264   done
 265 fi
 266 ])dnl
 267 dnl ---------------------------------------------------------------------------
 268 dnl CF_ADD_LIB version: 2 updated: 2010/06/02 05:03:05
 269 dnl ----------
 270 dnl Add a library, used to enforce consistency.
 271 dnl
 272 dnl $1 = library to add, without the "-l"
 273 dnl $2 = variable to update (default $LIBS)
 274 AC_DEFUN([CF_ADD_LIB],[CF_ADD_LIBS(-l$1,ifelse($2,,LIBS,[$2]))])dnl
 275 dnl ---------------------------------------------------------------------------
 276 dnl CF_ADD_LIBDIR version: 9 updated: 2010/05/26 16:44:57
 277 dnl -------------
 278 dnl     Adds to the library-path
 279 dnl
 280 dnl     Some machines have trouble with multiple -L options.
 281 dnl
 282 dnl $1 is the (list of) directory(s) to add
 283 dnl $2 is the optional name of the variable to update (default LDFLAGS)
 284 dnl
 285 AC_DEFUN([CF_ADD_LIBDIR],
 286 [
 287 if test -n "$1" ; then
 288   for cf_add_libdir in $1
 289   do
 290     if test $cf_add_libdir = /usr/lib ; then
 291       :
 292     elif test -d $cf_add_libdir
 293     then
 294       cf_have_libdir=no
 295       if test -n "$LDFLAGS$LIBS" ; then
 296         # a loop is needed to ensure we can add subdirs of existing dirs
 297         for cf_test_libdir in $LDFLAGS $LIBS ; do
 298           if test ".$cf_test_libdir" = ".-L$cf_add_libdir" ; then
 299             cf_have_libdir=yes; break
 300           fi
 301         done
 302       fi
 303       if test "$cf_have_libdir" = no ; then
 304         CF_VERBOSE(adding $cf_add_libdir to library-path)
 305         ifelse([$2],,LDFLAGS,[$2])="-L$cf_add_libdir $ifelse([$2],,LDFLAGS,[$2])"
 306       fi
 307     fi
 308   done
 309 fi
 310 ])dnl
 311 dnl ---------------------------------------------------------------------------
 312 dnl CF_ADD_LIBS version: 1 updated: 2010/06/02 05:03:05
 313 dnl -----------
 314 dnl Add one or more libraries, used to enforce consistency.
 315 dnl
 316 dnl $1 = libraries to add, with the "-l", etc.
 317 dnl $2 = variable to update (default $LIBS)
 318 AC_DEFUN([CF_ADD_LIBS],[ifelse($2,,LIBS,[$2])="$1 [$]ifelse($2,,LIBS,[$2])"])dnl
 319 dnl ---------------------------------------------------------------------------
 320 dnl CF_ADD_SUBDIR_PATH version: 3 updated: 2010/07/03 20:58:12
 321 dnl ------------------
 322 dnl Append to a search-list for a nonstandard header/lib-file
 323 dnl     $1 = the variable to return as result
 324 dnl     $2 = the package name
 325 dnl     $3 = the subdirectory, e.g., bin, include or lib
 326 dnl $4 = the directory under which we will test for subdirectories
 327 dnl $5 = a directory that we do not want $4 to match
 328 AC_DEFUN([CF_ADD_SUBDIR_PATH],
 329 [
 330 test "$4" != "$5" && \
 331 test -d "$4" && \
 332 ifelse([$5],NONE,,[(test $5 = NONE || test "$4" != "$5") &&]) {
 333         test -n "$verbose" && echo "    ... testing for $3-directories under $4"
 334         test -d $4/$3 &&          $1="[$]$1 $4/$3"
 335         test -d $4/$3/$2 &&       $1="[$]$1 $4/$3/$2"
 336         test -d $4/$3/$2/$3 &&    $1="[$]$1 $4/$3/$2/$3"
 337         test -d $4/$2/$3 &&       $1="[$]$1 $4/$2/$3"
 338         test -d $4/$2/$3/$2 &&    $1="[$]$1 $4/$2/$3/$2"
 339 }
 340 ])dnl
 341 dnl ---------------------------------------------------------------------------
 342 dnl CF_ARG_DISABLE version: 3 updated: 1999/03/30 17:24:31
 343 dnl --------------
 344 dnl Allow user to disable a normally-on option.
 345 AC_DEFUN([CF_ARG_DISABLE],
 346 [CF_ARG_OPTION($1,[$2],[$3],[$4],yes)])dnl
 347 dnl ---------------------------------------------------------------------------
 348 dnl CF_ARG_OPTION version: 4 updated: 2010/05/26 05:38:42
 349 dnl -------------
 350 dnl Restricted form of AC_ARG_ENABLE that ensures user doesn't give bogus
 351 dnl values.
 352 dnl
 353 dnl Parameters:
 354 dnl $1 = option name
 355 dnl $2 = help-string
 356 dnl $3 = action to perform if option is not default
 357 dnl $4 = action if perform if option is default
 358 dnl $5 = default option value (either 'yes' or 'no')
 359 AC_DEFUN([CF_ARG_OPTION],
 360 [AC_ARG_ENABLE([$1],[$2],[test "$enableval" != ifelse([$5],no,yes,no) && enableval=ifelse([$5],no,no,yes)
 361   if test "$enableval" != "$5" ; then
 362 ifelse([$3],,[    :]dnl
 363 ,[    $3]) ifelse([$4],,,[
 364   else
 365     $4])
 366   fi],[enableval=$5 ifelse([$4],,,[
 367   $4
 368 ])dnl
 369   ])])dnl
 370 dnl ---------------------------------------------------------------------------
 371 dnl CF_AR_FLAGS version: 5 updated: 2010/05/20 20:24:29
 372 dnl -----------
 373 dnl Check for suitable "ar" (archiver) options for updating an archive.
 374 AC_DEFUN([CF_AR_FLAGS],[
 375 AC_REQUIRE([CF_PROG_AR])
 376
 377 AC_CACHE_CHECK(for options to update archives, cf_cv_ar_flags,[
 378         cf_cv_ar_flags=unknown
 379         for cf_ar_flags in -curv curv -crv crv -cqv cqv -rv rv
 380         do
 381
 382                 # check if $ARFLAGS already contains this choice
 383                 if test "x$ARFLAGS" != "x" ; then
 384                         cf_check_ar_flags=`echo "x$ARFLAGS" | sed -e "s/$cf_ar_flags\$//" -e "s/$cf_ar_flags / /"`
 385                         if test "x$ARFLAGS" != "$cf_check_ar_flags" ; then
 386                                 cf_cv_ar_flags=
 387                                 break
 388                         fi
 389                 fi
 390
 391                 rm -f conftest.$ac_cv_objext
 392                 rm -f conftest.a
 393
 394                 cat >conftest.$ac_ext <<EOF
 395 #line __oline__ "configure"
 396 int     testdata[[3]] = { 123, 456, 789 };
 397 EOF
 398                 if AC_TRY_EVAL(ac_compile) ; then
 399                         echo "$AR $ARFLAGS $cf_ar_flags conftest.a conftest.$ac_cv_objext" >&AC_FD_CC
 400                         $AR $ARFLAGS $cf_ar_flags conftest.a conftest.$ac_cv_objext 2>&AC_FD_CC 1>/dev/null
 401                         if test -f conftest.a ; then
 402                                 cf_cv_ar_flags=$cf_ar_flags
 403                                 break
 404                         fi
 405                 else
 406                         CF_VERBOSE(cannot compile test-program)
 407                         break
 408                 fi
 409         done
 410         rm -f conftest.a conftest.$ac_ext conftest.$ac_cv_objext
 411 ])
 412
 413 if test -n "$ARFLAGS" ; then
 414         if test -n "$cf_cv_ar_flags" ; then
 415                 ARFLAGS="$ARFLAGS $cf_cv_ar_flags"
 416         fi
 417 else
 418         ARFLAGS=$cf_cv_ar_flags
 419 fi
 420
 421 AC_SUBST(ARFLAGS)
 422 ])
 423 dnl ---------------------------------------------------------------------------
 424 dnl CF_AWK_BIG_PRINTF version: 4 updated: 2011/10/30 17:09:50
 425 dnl -----------------
 426 dnl Check if awk can handle big strings using printf.  Some older versions of
 427 dnl awk choke on large strings passed via "%s".
 428 dnl
 429 dnl $1 = desired string size
 430 dnl $2 = variable to set with result
 431 AC_DEFUN([CF_AWK_BIG_PRINTF],
 432 [
 433         case x$AWK in #(vi
 434         x)
 435                 eval $2=no
 436                 ;;
 437         *) #(vi
 438                 if ( ${AWK} 'BEGIN { xx = "x"; while (length(xx) < $1) { xx = xx "x"; }; printf("%s\n", xx); }' 2>/dev/null \
 439                         | $AWK '{ printf "%d\n", length([$]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
 440                         eval $2=yes
 441                 else
 442                         eval $2=no
 443                 fi
 444                 ;;
 445         esac
 446 ])dnl
 447 dnl ---------------------------------------------------------------------------
 448 dnl CF_BOOL_DECL version: 8 updated: 2004/01/30 15:51:18
 449 dnl ------------
 450 dnl Test if 'bool' is a builtin type in the configured C++ compiler.  Some
 451 dnl older compilers (e.g., gcc 2.5.8) don't support 'bool' directly; gcc
 452 dnl 2.6.3 does, in anticipation of the ANSI C++ standard.
 453 dnl
 454 dnl Treat the configuration-variable specially here, since we're directly
 455 dnl substituting its value (i.e., 1/0).
 456 dnl
 457 dnl $1 is the shell variable to store the result in, if not $cv_cv_builtin_bool
 458 AC_DEFUN([CF_BOOL_DECL],
 459 [
 460 AC_MSG_CHECKING(if we should include stdbool.h)
 461
 462 AC_CACHE_VAL(cf_cv_header_stdbool_h,[
 463         AC_TRY_COMPILE([],[bool foo = false],
 464                 [cf_cv_header_stdbool_h=0],
 465                 [AC_TRY_COMPILE([
 466 #ifndef __BEOS__
 467 #include <stdbool.h>
 468 #endif
 469 ],[bool foo = false],
 470                         [cf_cv_header_stdbool_h=1],
 471                         [cf_cv_header_stdbool_h=0])])])
 472
 473 if test "$cf_cv_header_stdbool_h" = 1
 474 then    AC_MSG_RESULT(yes)
 475 else    AC_MSG_RESULT(no)
 476 fi
 477
 478 AC_MSG_CHECKING([for builtin bool type])
 479
 480 AC_CACHE_VAL(ifelse($1,,cf_cv_builtin_bool,[$1]),[
 481         AC_TRY_COMPILE([
 482 #include <stdio.h>
 483 #include <sys/types.h>
 484 ],[bool x = false],
 485                 [ifelse($1,,cf_cv_builtin_bool,[$1])=1],
 486                 [ifelse($1,,cf_cv_builtin_bool,[$1])=0])
 487         ])
 488
 489 if test "$ifelse($1,,cf_cv_builtin_bool,[$1])" = 1
 490 then    AC_MSG_RESULT(yes)
 491 else    AC_MSG_RESULT(no)
 492 fi
 493 ])dnl
 494 dnl ---------------------------------------------------------------------------
 495 dnl CF_BOOL_SIZE version: 12 updated: 2006/12/16 12:33:30
 496 dnl ------------
 497 dnl Test for the size of 'bool' in the configured C++ compiler (e.g., a type).
 498 dnl Don't bother looking for bool.h, since it's been deprecated.
 499 dnl
 500 dnl If the current compiler is C rather than C++, we get the bool definition
 501 dnl from <stdbool.h>.
 502 AC_DEFUN([CF_BOOL_SIZE],
 503 [
 504 AC_MSG_CHECKING([for size of bool])
 505 AC_CACHE_VAL(cf_cv_type_of_bool,[
 506         rm -f cf_test.out
 507         AC_TRY_RUN([
 508 #include <stdlib.h>
 509 #include <stdio.h>
 510
 511 #if defined(__cplusplus)
 512
 513 #ifdef HAVE_GXX_BUILTIN_H
 514 #include <g++/builtin.h>
 515 #elif HAVE_GPP_BUILTIN_H
 516 #include <gpp/builtin.h>
 517 #elif HAVE_BUILTIN_H
 518 #include <builtin.h>
 519 #endif
 520
 521 #else
 522
 523 #if $cf_cv_header_stdbool_h
 524 #include <stdbool.h>
 525 #endif
 526
 527 #endif
 528
 529 main()
 530 {
 531         FILE *fp = fopen("cf_test.out", "w");
 532         if (fp != 0) {
 533                 bool x = true;
 534                 if ((bool)(-x) >= 0)
 535                         fputs("unsigned ", fp);
 536                 if (sizeof(x) == sizeof(int))       fputs("int",  fp);
 537                 else if (sizeof(x) == sizeof(char)) fputs("char", fp);
 538                 else if (sizeof(x) == sizeof(short))fputs("short",fp);
 539                 else if (sizeof(x) == sizeof(long)) fputs("long", fp);
 540                 fclose(fp);
 541         }
 542         ${cf_cv_main_return:-return}(0);
 543 }
 544                 ],
 545                 [cf_cv_type_of_bool=`cat cf_test.out`
 546                  if test -z "$cf_cv_type_of_bool"; then
 547                    cf_cv_type_of_bool=unknown
 548                  fi],
 549                 [cf_cv_type_of_bool=unknown],
 550                 [cf_cv_type_of_bool=unknown])
 551         ])
 552         rm -f cf_test.out
 553 AC_MSG_RESULT($cf_cv_type_of_bool)
 554 if test "$cf_cv_type_of_bool" = unknown ; then
 555         case .$NCURSES_BOOL in #(vi
 556         .auto|.) NCURSES_BOOL=unsigned;;
 557         esac
 558         AC_MSG_WARN(Assuming $NCURSES_BOOL for type of bool)
 559         cf_cv_type_of_bool=$NCURSES_BOOL
 560 fi
 561 ])dnl
 562 dnl ---------------------------------------------------------------------------
 563 dnl CF_BUILD_CC version: 7 updated: 2012/10/06 15:31:55
 564 dnl -----------
 565 dnl If we're cross-compiling, allow the user to override the tools and their
 566 dnl options.  The configure script is oriented toward identifying the host
 567 dnl compiler, etc., but we need a build compiler to generate parts of the
 568 dnl source.
 569 dnl
 570 dnl $1 = default for $CPPFLAGS
 571 dnl $2 = default for $LIBS
 572 AC_DEFUN([CF_BUILD_CC],[
 573 CF_ACVERSION_CHECK(2.52,,
 574         [AC_REQUIRE([CF_PROG_EXT])])
 575 if test "$cross_compiling" = yes ; then
 576
 577         # defaults that we might want to override
 578         : ${BUILD_CFLAGS:=''}
 579         : ${BUILD_CPPFLAGS:='ifelse([$1],,,[$1])'}
 580         : ${BUILD_LDFLAGS:=''}
 581         : ${BUILD_LIBS:='ifelse([$2],,,[$2])'}
 582         : ${BUILD_EXEEXT:='$x'}
 583         : ${BUILD_OBJEXT:='o'}
 584
 585         AC_ARG_WITH(build-cc,
 586                 [  --with-build-cc=XXX     the build C compiler ($BUILD_CC)],
 587                 [BUILD_CC="$withval"],
 588                 [AC_CHECK_PROGS(BUILD_CC, gcc cc cl)])
 589         AC_MSG_CHECKING(for native build C compiler)
 590         AC_MSG_RESULT($BUILD_CC)
 591
 592         AC_MSG_CHECKING(for native build C preprocessor)
 593         AC_ARG_WITH(build-cpp,
 594                 [  --with-build-cpp=XXX    the build C preprocessor ($BUILD_CPP)],
 595                 [BUILD_CPP="$withval"],
 596                 [BUILD_CPP='${BUILD_CC} -E'])
 597         AC_MSG_RESULT($BUILD_CPP)
 598
 599         AC_MSG_CHECKING(for native build C flags)
 600         AC_ARG_WITH(build-cflags,
 601                 [  --with-build-cflags=XXX the build C compiler-flags ($BUILD_CFLAGS)],
 602                 [BUILD_CFLAGS="$withval"])
 603         AC_MSG_RESULT($BUILD_CFLAGS)
 604
 605         AC_MSG_CHECKING(for native build C preprocessor-flags)
 606         AC_ARG_WITH(build-cppflags,
 607                 [  --with-build-cppflags=XXX the build C preprocessor-flags ($BUILD_CPPFLAGS)],
 608                 [BUILD_CPPFLAGS="$withval"])
 609         AC_MSG_RESULT($BUILD_CPPFLAGS)
 610
 611         AC_MSG_CHECKING(for native build linker-flags)
 612         AC_ARG_WITH(build-ldflags,
 613                 [  --with-build-ldflags=XXX the build linker-flags ($BUILD_LDFLAGS)],
 614                 [BUILD_LDFLAGS="$withval"])
 615         AC_MSG_RESULT($BUILD_LDFLAGS)
 616
 617         AC_MSG_CHECKING(for native build linker-libraries)
 618         AC_ARG_WITH(build-libs,
 619                 [  --with-build-libs=XXX   the build libraries (${BUILD_LIBS})],
 620                 [BUILD_LIBS="$withval"])
 621         AC_MSG_RESULT($BUILD_LIBS)
 622
 623         # this assumes we're on Unix.
 624         BUILD_EXEEXT=
 625         BUILD_OBJEXT=o
 626
 627         : ${BUILD_CC:='${CC}'}
 628
 629         if ( test "$BUILD_CC" = "$CC" || test "$BUILD_CC" = '${CC}' ) ; then
 630                 AC_MSG_ERROR([Cross-build requires two compilers.
 631 Use --with-build-cc to specify the native compiler.])
 632         fi
 633
 634 else
 635         : ${BUILD_CC:='${CC}'}
 636         : ${BUILD_CPP:='${CPP}'}
 637         : ${BUILD_CFLAGS:='${CFLAGS}'}
 638         : ${BUILD_CPPFLAGS:='${CPPFLAGS}'}
 639         : ${BUILD_LDFLAGS:='${LDFLAGS}'}
 640         : ${BUILD_LIBS:='${LIBS}'}
 641         : ${BUILD_EXEEXT:='$x'}
 642         : ${BUILD_OBJEXT:='o'}
 643 fi
 644
 645 AC_SUBST(BUILD_CC)
 646 AC_SUBST(BUILD_CPP)
 647 AC_SUBST(BUILD_CFLAGS)
 648 AC_SUBST(BUILD_CPPFLAGS)
 649 AC_SUBST(BUILD_LDFLAGS)
 650 AC_SUBST(BUILD_LIBS)
 651 AC_SUBST(BUILD_EXEEXT)
 652 AC_SUBST(BUILD_OBJEXT)
 653 ])dnl
 654 dnl ---------------------------------------------------------------------------
 655 dnl CF_CC_ENV_FLAGS version: 1 updated: 2012/10/03 05:25:49
 656 dnl ---------------
 657 dnl Check for user's environment-breakage by stuffing CFLAGS/CPPFLAGS content
 658 dnl into CC.  This will not help with broken scripts that wrap the compiler with
 659 dnl options, but eliminates a more common category of user confusion.
 660 AC_DEFUN([CF_CC_ENV_FLAGS],
 661 [
 662 # This should have been defined by AC_PROG_CC
 663 : ${CC:=cc}
 664
 665 AC_MSG_CHECKING(\$CC variable)
 666 case "$CC" in #(vi
 667 *[[\ \  ]]-[[IUD]]*)
 668         AC_MSG_RESULT(broken)
 669         AC_MSG_WARN(your environment misuses the CC variable to hold CFLAGS/CPPFLAGS options)
 670         # humor him...
 671         cf_flags=`echo "$CC" | sed -e 's/^[[^   ]]*[[   ]]//'`
 672         CC=`echo "$CC" | sed -e 's/[[   ]].*//'`
 673         CF_ADD_CFLAGS($cf_flags)
 674         ;;
 675 *)
 676         AC_MSG_RESULT(ok)
 677         ;;
 678 esac
 679 ])dnl
 680 dnl ---------------------------------------------------------------------------
 681 dnl CF_CFG_DEFAULTS version: 8 updated: 2011/06/04 20:09:13
 682 dnl ---------------
 683 dnl Determine the default configuration into which we'll install ncurses.  This
 684 dnl can be overridden by the user's command-line options.  There's two items to
 685 dnl look for:
 686 dnl     1. the prefix (e.g., /usr)
 687 dnl     2. the header files (e.g., /usr/include/ncurses)
 688 dnl We'll look for a previous installation of ncurses and use the same defaults.
 689 dnl
 690 dnl We don't use AC_PREFIX_DEFAULT, because it gets evaluated too soon, and
 691 dnl we don't use AC_PREFIX_PROGRAM, because we cannot distinguish ncurses's
 692 dnl programs from a vendor's.
 693 AC_DEFUN([CF_CFG_DEFAULTS],
 694 [
 695 AC_MSG_CHECKING(for prefix)
 696 if test "x$prefix" = "xNONE" ; then
 697         case "$cf_cv_system_name" in
 698                 # non-vendor systems don't have a conflict
 699         openbsd*|freebsd*|mirbsd*|linux*|cygwin*|k*bsd*-gnu)
 700                 prefix=/usr
 701                 ;;
 702         *)      prefix=$ac_default_prefix
 703                 ;;
 704         esac
 705 fi
 706 AC_MSG_RESULT($prefix)
 707
 708 if test "x$prefix" = "xNONE" ; then
 709 AC_MSG_CHECKING(for default include-directory)
 710 test -n "$verbose" && echo 1>&AC_FD_MSG
 711 for cf_symbol in \
 712         $includedir \
 713         $includedir/ncurses \
 714         $prefix/include \
 715         $prefix/include/ncurses \
 716         /usr/local/include \
 717         /usr/local/include/ncurses \
 718         /usr/include \
 719         /usr/include/ncurses
 720 do
 721         cf_dir=`eval echo $cf_symbol`
 722         if test -f $cf_dir/curses.h ; then
 723         if ( fgrep NCURSES_VERSION $cf_dir/curses.h 2>&1 >/dev/null ) ; then
 724                 includedir="$cf_symbol"
 725                 test -n "$verbose"  && echo $ac_n "     found " 1>&AC_FD_MSG
 726                 break
 727         fi
 728         fi
 729         test -n "$verbose"  && echo "   tested $cf_dir" 1>&AC_FD_MSG
 730 done
 731 AC_MSG_RESULT($includedir)
 732 fi
 733 ])dnl
 734 dnl ---------------------------------------------------------------------------
 735 dnl CF_CGETENT version: 5 updated: 2012/10/06 17:56:13
 736 dnl ----------
 737 dnl Check if the terminal-capability database functions are available.  If not,
 738 dnl ncurses has a much-reduced version.
 739 AC_DEFUN([CF_CGETENT],[
 740 AC_CACHE_CHECK(for terminal-capability database functions,cf_cv_cgetent,[
 741 AC_TRY_LINK([
 742 #include <stdlib.h>],[
 743         char temp[128];
 744         char *buf = temp;
 745         char *db_array = temp;
 746         cgetent(&buf, &db_array, "vt100");
 747         cgetcap(buf, "tc", '=');
 748         cgetmatch(buf, "tc");
 749         ],
 750         [cf_cv_cgetent=yes],
 751         [cf_cv_cgetent=no])
 752 ])
 753
 754 if test "$cf_cv_cgetent" = yes
 755 then
 756         AC_DEFINE(HAVE_BSD_CGETENT,1,[Define to 1 if we have BSD cgetent])
 757 AC_CACHE_CHECK(if cgetent uses const parameter,cf_cv_cgetent_const,[
 758 AC_TRY_LINK([
 759 #include <stdlib.h>],[
 760         char temp[128];
 761         char *buf = temp;
 762 #ifndef _NETBSD_SOURCE                  /* given, since April 2004 in stdlib.h */
 763         const char *db_array = temp;
 764         cgetent(&buf, &db_array, "vt100");
 765 #endif
 766         cgetcap(buf, "tc", '=');
 767         cgetmatch(buf, "tc");
 768         ],
 769         [cf_cv_cgetent_const=yes],
 770         [cf_cv_cgetent_const=no])
 771 ])
 772         if test "$cf_cv_cgetent_const" = yes
 773         then
 774                 AC_DEFINE_UNQUOTED(CGETENT_CONST,const,[Define to const if needed for some BSD cgetent variations])
 775         fi
 776 fi
 777 ])dnl
 778 dnl ---------------------------------------------------------------------------
 779 dnl CF_CHECK_CACHE version: 12 updated: 2012/10/02 20:55:03
 780 dnl --------------
 781 dnl Check if we're accidentally using a cache from a different machine.
 782 dnl Derive the system name, as a check for reusing the autoconf cache.
 783 dnl
 784 dnl If we've packaged config.guess and config.sub, run that (since it does a
 785 dnl better job than uname).  Normally we'll use AC_CANONICAL_HOST, but allow
 786 dnl an extra parameter that we may override, e.g., for AC_CANONICAL_SYSTEM
 787 dnl which is useful in cross-compiles.
 788 dnl
 789 dnl Note: we would use $ac_config_sub, but that is one of the places where
 790 dnl autoconf 2.5x broke compatibility with autoconf 2.13
 791 AC_DEFUN([CF_CHECK_CACHE],
 792 [
 793 if test -f $srcdir/config.guess || test -f $ac_aux_dir/config.guess ; then
 794         ifelse([$1],,[AC_CANONICAL_HOST],[$1])
 795         system_name="$host_os"
 796 else
 797         system_name="`(uname -s -r) 2>/dev/null`"
 798         if test -z "$system_name" ; then
 799                 system_name="`(hostname) 2>/dev/null`"
 800         fi
 801 fi
 802 test -n "$system_name" && AC_DEFINE_UNQUOTED(SYSTEM_NAME,"$system_name",[Define to the system name.])
 803 AC_CACHE_VAL(cf_cv_system_name,[cf_cv_system_name="$system_name"])
 804
 805 test -z "$system_name" && system_name="$cf_cv_system_name"
 806 test -n "$cf_cv_system_name" && AC_MSG_RESULT(Configuring for $cf_cv_system_name)
 807
 808 if test ".$system_name" != ".$cf_cv_system_name" ; then
 809         AC_MSG_RESULT(Cached system name ($system_name) does not agree with actual ($cf_cv_system_name))
 810         AC_MSG_ERROR("Please remove config.cache and try again.")
 811 fi
 812 ])dnl
 813 dnl ---------------------------------------------------------------------------
 814 dnl CF_CHECK_ERRNO version: 11 updated: 2010/05/26 05:38:42
 815 dnl --------------
 816 dnl Check for data that is usually declared in <stdio.h> or <errno.h>, e.g.,
 817 dnl the 'errno' variable.  Define a DECL_xxx symbol if we must declare it
 818 dnl ourselves.
 819 dnl
 820 dnl $1 = the name to check
 821 dnl $2 = the assumed type
 822 AC_DEFUN([CF_CHECK_ERRNO],
 823 [
 824 AC_CACHE_CHECK(if external $1 is declared, cf_cv_dcl_$1,[
 825     AC_TRY_COMPILE([
 826 #ifdef HAVE_STDLIB_H
 827 #include <stdlib.h>
 828 #endif
 829 #include <stdio.h>
 830 #include <sys/types.h>
 831 #include <errno.h> ],
 832     ifelse([$2],,int,[$2]) x = (ifelse([$2],,int,[$2])) $1,
 833     [cf_cv_dcl_$1=yes],
 834     [cf_cv_dcl_$1=no])
 835 ])
 836
 837 if test "$cf_cv_dcl_$1" = no ; then
 838     CF_UPPER(cf_result,decl_$1)
 839     AC_DEFINE_UNQUOTED($cf_result)
 840 fi
 841
 842 # It's possible (for near-UNIX clones) that the data doesn't exist
 843 CF_CHECK_EXTERN_DATA($1,ifelse([$2],,int,[$2]))
 844 ])dnl
 845 dnl ---------------------------------------------------------------------------
 846 dnl CF_CHECK_EXTERN_DATA version: 3 updated: 2001/12/30 18:03:23
 847 dnl --------------------
 848 dnl Check for existence of external data in the current set of libraries.  If
 849 dnl we can modify it, it's real enough.
 850 dnl $1 = the name to check
 851 dnl $2 = its type
 852 AC_DEFUN([CF_CHECK_EXTERN_DATA],
 853 [
 854 AC_CACHE_CHECK(if external $1 exists, cf_cv_have_$1,[
 855     AC_TRY_LINK([
 856 #undef $1
 857 extern $2 $1;
 858 ],
 859     [$1 = 2],
 860     [cf_cv_have_$1=yes],
 861     [cf_cv_have_$1=no])
 862 ])
 863
 864 if test "$cf_cv_have_$1" = yes ; then
 865     CF_UPPER(cf_result,have_$1)
 866     AC_DEFINE_UNQUOTED($cf_result)
 867 fi
 868
 869 ])dnl
 870 dnl ---------------------------------------------------------------------------
 871 dnl CF_CHECK_GPM_WGETCH version: 2 updated: 2010/08/14 18:25:37
 872 dnl -------------------
 873 dnl Check if GPM is already linked with curses.  If so - and if the linkage
 874 dnl is not "weak" - warn about this because it can create problems linking
 875 dnl applications with ncurses.
 876 AC_DEFUN([CF_CHECK_GPM_WGETCH],[
 877 AC_CHECK_LIB(gpm,Gpm_Wgetch,[
 878
 879 AC_CACHE_CHECK(if GPM is weakly bound to curses library, cf_cv_check_gpm_wgetch,[
 880 cf_cv_check_gpm_wgetch=unknown
 881 if test "$cross_compiling" != yes ; then
 882
 883 cat >conftest.$ac_ext <<CF_EOF
 884 #include <gpm.h>
 885 int main()
 886 {
 887         Gpm_Wgetch();
 888         ${cf_cv_main_return:-return}(0);
 889 }
 890 CF_EOF
 891
 892         cf_save_LIBS="$LIBS"
 893         # This only works if we can look at the symbol table.  If a shared
 894         # library is stripped for install, we cannot use that.  So we're forced
 895         # to rely on the static library, noting that some packagers may not
 896         # include it.
 897         LIBS="-static -lgpm -dynamic $LIBS"
 898         if AC_TRY_EVAL(ac_compile) ; then
 899                 if AC_TRY_EVAL(ac_link) ; then
 900                         cf_cv_check_gpm_wgetch=`nm conftest$ac_exeext | egrep '\<wgetch\>' | egrep '\<[[vVwW]]\>'`
 901                         test -n "$cf_cv_check_gpm_wgetch" && cf_cv_check_gpm_wgetch=yes
 902                         test -z "$cf_cv_check_gpm_wgetch" && cf_cv_check_gpm_wgetch=no
 903                 fi
 904         fi
 905         rm -rf conftest*
 906         LIBS="$cf_save_LIBS"
 907 fi
 908 ])
 909
 910 if test "$cf_cv_check_gpm_wgetch" != yes ; then
 911         AC_MSG_WARN(GPM library is already linked with curses - read the FAQ)
 912 fi
 913 ])])dnl
 914 dnl ---------------------------------------------------------------------------
 915 dnl CF_CHECK_WCHAR_H version: 1 updated: 2011/10/29 15:01:05
 916 dnl ----------------
 917 dnl Check if wchar.h can be used, i.e., without defining _XOPEN_SOURCE_EXTENDED
 918 AC_DEFUN([CF_CHECK_WCHAR_H],[
 919 AC_CACHE_CHECK(if wchar.h can be used as is,cf_cv_wchar_h_okay,[
 920 AC_TRY_COMPILE(
 921 [
 922 #include <stdlib.h>
 923 #include <wchar.h>
 924 ],[
 925         wint_t foo = 0;
 926         int bar = iswpunct(foo)],
 927         [cf_cv_wchar_h_okay=yes],
 928         [cf_cv_wchar_h_okay=no])])
 929
 930 if test $cf_cv_wchar_h_okay = no
 931 then
 932         CF_PREDEFINE(_XOPEN_SOURCE_EXTENDED)
 933 fi
 934 ])dnl
 935 dnl ---------------------------------------------------------------------------
 936 dnl CF_CLANG_COMPILER version: 1 updated: 2012/06/16 14:55:39
 937 dnl -----------------
 938 dnl Check if the given compiler is really clang.  clang's C driver defines
 939 dnl __GNUC__ (fooling the configure script into setting $GCC to yes) but does
 940 dnl not ignore some gcc options.
 941 dnl
 942 dnl This macro should be run "soon" after AC_PROG_CC or AC_PROG_CPLUSPLUS, to
 943 dnl ensure that it is not mistaken for gcc/g++.  It is normally invoked from
 944 dnl the wrappers for gcc and g++ warnings.
 945 dnl
 946 dnl $1 = GCC (default) or GXX
 947 dnl $2 = INTEL_COMPILER (default) or INTEL_CPLUSPLUS
 948 dnl $3 = CFLAGS (default) or CXXFLAGS
 949 AC_DEFUN([CF_CLANG_COMPILER],[
 950 ifelse([$2],,CLANG_COMPILER,[$2])=no
 951
 952 if test "$ifelse([$1],,[$1],GCC)" = yes ; then
 953         AC_MSG_CHECKING(if this is really Clang ifelse([$1],GXX,C++,C) compiler)
 954         cf_save_CFLAGS="$ifelse([$3],,CFLAGS,[$3])"
 955         ifelse([$3],,CFLAGS,[$3])="$ifelse([$3],,CFLAGS,[$3]) -Qunused-arguments"
 956         AC_TRY_COMPILE([],[
 957 #ifdef __clang__
 958 #else
 959 make an error
 960 #endif
 961 ],[ifelse([$2],,CLANG_COMPILER,[$2])=yes
 962 cf_save_CFLAGS="$cf_save_CFLAGS -Qunused-arguments"
 963 ],[])
 964         ifelse([$3],,CFLAGS,[$3])="$cf_save_CFLAGS"
 965         AC_MSG_RESULT($ifelse([$2],,CLANG_COMPILER,[$2]))
 966 fi
 967 ])
 968 dnl ---------------------------------------------------------------------------
 969 dnl CF_CPP_PARAM_INIT version: 6 updated: 2012/10/06 17:56:13
 970 dnl -----------------
 971 dnl Check if the C++ compiler accepts duplicate parameter initialization.  This
 972 dnl is a late feature for the standard and is not in some recent compilers
 973 dnl (1999/9/11).
 974 AC_DEFUN([CF_CPP_PARAM_INIT],
 975 [
 976 if test -n "$CXX"; then
 977 AC_CACHE_CHECK(if $CXX accepts parameter initialization,cf_cv_cpp_param_init,[
 978         AC_LANG_SAVE
 979         AC_LANG_CPLUSPLUS
 980         AC_TRY_RUN([
 981 class TEST {
 982 private:
 983         int value;
 984 public:
 985         TEST(int x = 1);
 986         ~TEST();
 987 };
 988
 989 TEST::TEST(int x = 1)   // some compilers do not like second initializer
 990 {
 991         value = x;
 992 }
 993 int main() { }
 994 ],
 995         [cf_cv_cpp_param_init=yes],
 996         [cf_cv_cpp_param_init=no],
 997         [cf_cv_cpp_param_init=unknown])
 998         AC_LANG_RESTORE
 999 ])
1000 fi
1001 test "$cf_cv_cpp_param_init" = yes && AC_DEFINE(CPP_HAS_PARAM_INIT,1,[Define to 1 if C++ has parameter initialization])
1002 ])dnl
1003 dnl ---------------------------------------------------------------------------
1004 dnl CF_CPP_STATIC_CAST version: 2 updated: 2012/10/06 17:56:13
1005 dnl ------------------
1006 dnl Check if the C++ compiler accepts static_cast in generics.  This appears to
1007 dnl not be supported in g++ before 3.0
1008 AC_DEFUN([CF_CPP_STATIC_CAST],
1009 [
1010 if test -n "$CXX"; then
1011
1012 AC_CACHE_CHECK(if $CXX accepts static_cast,cf_cv_cpp_static_cast,[
1013         AC_LANG_SAVE
1014         AC_LANG_CPLUSPLUS
1015
1016         AC_TRY_COMPILE([
1017 class NCursesPanel
1018 {
1019 public:
1020   NCursesPanel(int nlines,
1021                int ncols,
1022                int begin_y = 0,
1023                int begin_x = 0)
1024   {
1025   }
1026
1027   ~NCursesPanel();
1028 };
1029
1030 template<class T> class NCursesUserPanel : public NCursesPanel
1031 {
1032 public:
1033   NCursesUserPanel (int nlines,
1034                     int ncols,
1035                     int begin_y = 0,
1036                     int begin_x = 0,
1037                     const T* p_UserData = static_cast<T*>(0))
1038     : NCursesPanel (nlines, ncols, begin_y, begin_x)
1039   {
1040   };
1041   NCursesUserPanel(const T* p_UserData = static_cast<T*>(0)) : NCursesPanel()
1042   {
1043   };
1044
1045   virtual ~NCursesUserPanel() {};
1046 };
1047 ],[
1048         const char* p_UserData = static_cast<char*>(0)],
1049         [cf_cv_cpp_static_cast=yes],
1050         [cf_cv_cpp_static_cast=no])
1051
1052         AC_LANG_RESTORE
1053 ])
1054
1055 fi
1056
1057 test "$cf_cv_cpp_static_cast" = yes && AC_DEFINE(CPP_HAS_STATIC_CAST,1,[Define to 1 if C++ has static_cast])
1058 ])dnl
1059 dnl ---------------------------------------------------------------------------
1060 dnl CF_CXX_AR_FLAGS version: 1 updated: 2011/10/29 08:35:34
1061 dnl ---------------
1062 dnl Setup special archiver flags for given compilers.
1063 AC_DEFUN([CF_CXX_AR_FLAGS],[
1064         CXX_AR='$(AR)'
1065         CXX_ARFLAGS='$(ARFLAGS)'
1066         case $cf_cv_system_name in #(vi
1067         irix*) #(vi
1068             if test "$GXX" != yes ; then
1069                 CXX_AR='$(CXX)'
1070                 CXX_ARFLAGS='-ar -o'
1071             fi
1072             ;;
1073         sco3.2v5*) #(vi
1074             CXXLDFLAGS="-u main"
1075             ;;
1076         solaris2*)
1077             if test "$GXX" != yes ; then
1078                 CXX_AR='$(CXX)'
1079                 CXX_ARFLAGS='-xar -o'
1080             fi
1081             ;;
1082         esac
1083         AC_SUBST(CXXLDFLAGS)
1084         AC_SUBST(CXX_AR)
1085         AC_SUBST(CXX_ARFLAGS)
1086 ])dnl
1087 dnl ---------------------------------------------------------------------------
1088 dnl CF_CXX_IOSTREAM_NAMESPACE version: 2 updated: 2012/10/06 17:56:13
1089 dnl -------------------------
1090 dnl For c++, check if iostream uses "std::" namespace.
1091 AC_DEFUN([CF_CXX_IOSTREAM_NAMESPACE],[
1092 AC_CHECK_HEADERS(iostream)
1093 if test x"$ac_cv_header_iostream" = xyes ; then
1094         AC_MSG_CHECKING(if iostream uses std-namespace)
1095         AC_TRY_COMPILE([
1096 #include <iostream>
1097 using std::endl;
1098 using std::cerr;],[
1099 cerr << "testing" << endl;
1100 ],[cf_iostream_namespace=yes],[cf_iostream_namespace=no])
1101         AC_MSG_RESULT($cf_iostream_namespace)
1102         if test "$cf_iostream_namespace" = yes ; then
1103                 AC_DEFINE(IOSTREAM_NAMESPACE,1,[Define to 1 if C++ has namespace iostream])
1104         fi
1105 fi
1106 ])dnl
1107 dnl ---------------------------------------------------------------------------
1108 dnl CF_C_INLINE version: 4 updated: 2012/06/16 14:55:39
1109 dnl -----------
1110 dnl Check if the C compiler supports "inline".
1111 dnl $1 is the name of a shell variable to set if inline is supported
1112 dnl $2 is the threshold for gcc 4.x's option controlling maximum inline size
1113 AC_DEFUN([CF_C_INLINE],[
1114 AC_C_INLINE
1115 $1=
1116 if test "$ac_cv_c_inline" != no ; then
1117   $1=inline
1118   if test "$INTEL_COMPILER" = yes
1119   then
1120     :
1121   elif test "$CLANG_COMPILER" = yes
1122   then
1123     :
1124   elif test "$GCC" = yes
1125   then
1126     AC_CACHE_CHECK(if $CC supports options to tune inlining,cf_cv_gcc_inline,[
1127       cf_save_CFLAGS=$CFLAGS
1128       CFLAGS="$CFLAGS --param max-inline-insns-single=$2"
1129       AC_TRY_COMPILE([inline int foo(void) { return 1; }],
1130       [${cf_cv_main_return:-return} foo()],
1131       [cf_cv_gcc_inline=yes],
1132       [cf_cv_gcc_inline=no])
1133       CFLAGS=$cf_save_CFLAGS
1134     ])
1135     if test "$cf_cv_gcc_inline" = yes ; then
1136         CF_ADD_CFLAGS([--param max-inline-insns-single=$2])
1137     fi
1138   fi
1139 fi
1140 AC_SUBST($1)
1141 ])dnl
1142 dnl ---------------------------------------------------------------------------
1143 dnl CF_DIRNAME version: 4 updated: 2002/12/21 19:25:52
1144 dnl ----------
1145 dnl "dirname" is not portable, so we fake it with a shell script.
1146 AC_DEFUN([CF_DIRNAME],[$1=`echo $2 | sed -e 's%/[[^/]]*$%%'`])dnl
1147 dnl ---------------------------------------------------------------------------
1148 dnl CF_DIRS_TO_MAKE version: 3 updated: 2002/02/23 20:38:31
1149 dnl ---------------
1150 AC_DEFUN([CF_DIRS_TO_MAKE],
1151 [
1152 DIRS_TO_MAKE="lib"
1153 for cf_item in $cf_list_models
1154 do
1155         CF_OBJ_SUBDIR($cf_item,cf_subdir)
1156         for cf_item2 in $DIRS_TO_MAKE
1157         do
1158                 test $cf_item2 = $cf_subdir && break
1159         done
1160         test ".$cf_item2" != ".$cf_subdir" && DIRS_TO_MAKE="$DIRS_TO_MAKE $cf_subdir"
1161 done
1162 for cf_dir in $DIRS_TO_MAKE
1163 do
1164         test ! -d $cf_dir && mkdir $cf_dir
1165 done
1166 AC_SUBST(DIRS_TO_MAKE)
1167 ])dnl
1168 dnl ---------------------------------------------------------------------------
1169 dnl CF_DISABLE_ECHO version: 12 updated: 2012/10/06 16:30:28
1170 dnl ---------------
1171 dnl You can always use "make -n" to see the actual options, but it's hard to
1172 dnl pick out/analyze warning messages when the compile-line is long.
1173 dnl
1174 dnl Sets:
1175 dnl     ECHO_LT - symbol to control if libtool is verbose
1176 dnl     ECHO_LD - symbol to prefix "cc -o" lines
1177 dnl     RULE_CC - symbol to put before implicit "cc -c" lines (e.g., .c.o)
1178 dnl     SHOW_CC - symbol to put before explicit "cc -c" lines
1179 dnl     ECHO_CC - symbol to put before any "cc" line
1180 dnl
1181 AC_DEFUN([CF_DISABLE_ECHO],[
1182 AC_MSG_CHECKING(if you want to see long compiling messages)
1183 CF_ARG_DISABLE(echo,
1184         [  --disable-echo          do not display "compiling" commands],
1185         [
1186     ECHO_LT='--silent'
1187     ECHO_LD='@echo linking [$]@;'
1188     RULE_CC='@echo compiling [$]<'
1189     SHOW_CC='@echo compiling [$]@'
1190     ECHO_CC='@'
1191 ],[
1192     ECHO_LT=''
1193     ECHO_LD=''
1194     RULE_CC=''
1195     SHOW_CC=''
1196     ECHO_CC=''
1197 ])
1198 AC_MSG_RESULT($enableval)
1199 AC_SUBST(ECHO_LT)
1200 AC_SUBST(ECHO_LD)
1201 AC_SUBST(RULE_CC)
1202 AC_SUBST(SHOW_CC)
1203 AC_SUBST(ECHO_CC)
1204 ])dnl
1205 dnl ---------------------------------------------------------------------------
1206 dnl CF_DISABLE_LEAKS version: 7 updated: 2012/10/02 20:55:03
1207 dnl ----------------
1208 dnl Combine no-leak checks with the libraries or tools that are used for the
1209 dnl checks.
1210 AC_DEFUN([CF_DISABLE_LEAKS],[
1211
1212 AC_REQUIRE([CF_WITH_DMALLOC])
1213 AC_REQUIRE([CF_WITH_DBMALLOC])
1214 AC_REQUIRE([CF_WITH_VALGRIND])
1215
1216 AC_MSG_CHECKING(if you want to perform memory-leak testing)
1217 AC_ARG_ENABLE(leaks,
1218         [  --disable-leaks         test: free permanent memory, analyze leaks],
1219         [if test "x$enableval" = xno; then with_no_leaks=yes; else with_no_leaks=no; fi],
1220         : ${with_no_leaks:=no})
1221 AC_MSG_RESULT($with_no_leaks)
1222
1223 if test "$with_no_leaks" = yes ; then
1224         AC_DEFINE(NO_LEAKS,1,[Define to 1 if you want to perform memory-leak testing.])
1225         AC_DEFINE(YY_NO_LEAKS,1,[Define to 1 if you want to perform memory-leak testing.])
1226 fi
1227 ])dnl
1228 dnl ---------------------------------------------------------------------------
1229 dnl CF_DISABLE_LIBTOOL_VERSION version: 1 updated: 2010/05/15 15:45:59
1230 dnl --------------------------
1231 dnl Check if we should use the libtool 1.5 feature "-version-number" instead of
1232 dnl the older "-version-info" feature.  The newer feature allows us to use
1233 dnl version numbering on shared libraries which make them compatible with
1234 dnl various systems.
1235 AC_DEFUN([CF_DISABLE_LIBTOOL_VERSION],
1236 [
1237 AC_MSG_CHECKING(if libtool -version-number should be used)
1238 CF_ARG_DISABLE(libtool-version,
1239         [  --disable-libtool-version  enable to use libtool's incompatible naming scheme],
1240         [cf_libtool_version=no],
1241         [cf_libtool_version=yes])
1242 AC_MSG_RESULT($cf_libtool_version)
1243
1244 if test "$cf_libtool_version" = yes ; then
1245         LIBTOOL_VERSION="-version-number"
1246 else
1247         LIBTOOL_VERSION="-version-info"
1248 fi
1249
1250 AC_SUBST(LIBTOOL_VERSION)
1251 ])dnl
1252 dnl ---------------------------------------------------------------------------
1253 dnl CF_DISABLE_RPATH_HACK version: 2 updated: 2011/02/13 13:31:33
1254 dnl ---------------------
1255 dnl The rpath-hack makes it simpler to build programs, particularly with the
1256 dnl *BSD ports which may have essential libraries in unusual places.  But it
1257 dnl can interfere with building an executable for the base system.  Use this
1258 dnl option in that case.
1259 AC_DEFUN([CF_DISABLE_RPATH_HACK],
1260 [
1261 AC_MSG_CHECKING(if rpath-hack should be disabled)
1262 CF_ARG_DISABLE(rpath-hack,
1263         [  --disable-rpath-hack    don't add rpath options for additional libraries],
1264         [cf_disable_rpath_hack=yes],
1265         [cf_disable_rpath_hack=no])
1266 AC_MSG_RESULT($cf_disable_rpath_hack)
1267 if test "$cf_disable_rpath_hack" = no ; then
1268         CF_RPATH_HACK
1269 fi
1270 ])
1271 dnl ---------------------------------------------------------------------------
1272 dnl CF_ENABLE_PC_FILES version: 9 updated: 2012/08/04 13:59:54
1273 dnl ------------------
1274 dnl This is the "--enable-pc-files" option, which is available if there is a
1275 dnl pkg-config configuration on the local machine.
1276 AC_DEFUN([CF_ENABLE_PC_FILES],[
1277 AC_REQUIRE([CF_PKG_CONFIG])
1278 AC_REQUIRE([CF_WITH_PKG_CONFIG_LIBDIR])
1279
1280 if test "$PKG_CONFIG" != none ; then
1281         AC_MSG_CHECKING(if we should install .pc files for $PKG_CONFIG)
1282         AC_ARG_ENABLE(pc-files,
1283                 [  --enable-pc-files       generate and install .pc files for pkg-config],
1284                 [enable_pc_files=$enableval],
1285                 [enable_pc_files=no])
1286         AC_MSG_RESULT($enable_pc_files)
1287         if test "$enable_pc_files" != no
1288         then
1289                 CF_PATH_SYNTAX(PKG_CONFIG_LIBDIR)
1290         fi
1291 else
1292         enable_pc_files=no
1293 fi
1294 ])dnl
1295 dnl ---------------------------------------------------------------------------
1296 dnl CF_ENABLE_RPATH version: 2 updated: 2010/03/27 18:39:42
1297 dnl ---------------
1298 dnl Check if the rpath option should be used, setting cache variable
1299 dnl cf_cv_enable_rpath if so.
1300 AC_DEFUN([CF_ENABLE_RPATH],
1301 [
1302 AC_MSG_CHECKING(if rpath option should be used)
1303 AC_ARG_ENABLE(rpath,
1304 [  --enable-rpath          use rpath option when generating shared libraries],
1305 [cf_cv_enable_rpath=$enableval],
1306 [cf_cv_enable_rpath=no])
1307 AC_MSG_RESULT($cf_cv_enable_rpath)
1308 ])dnl
1309 dnl ---------------------------------------------------------------------------
1310 dnl CF_ENABLE_STRING_HACKS version: 3 updated: 2013/01/26 16:26:12
1311 dnl ----------------------
1312 dnl On a few platforms, the compiler and/or loader nags with untruthful
1313 dnl comments stating that "most" uses of strcat/strcpy/sprintf are incorrect,
1314 dnl and implying that most uses of the recommended alternatives are correct.
1315 dnl
1316 dnl Factually speaking, no one has actually counted the number of uses of these
1317 dnl functions versus the total of incorrect uses.  Samples of a few thousand
1318 dnl instances are meaningless compared to the hundreds of millions of lines of
1319 dnl existing C code.
1320 dnl
1321 dnl strlcat/strlcpy are (as of 2012) non-standard, and are available on some
1322 dnl platforms, in implementations of varying quality.  Likewise, snprintf is
1323 dnl standard - but evolved through phases, and older implementations are likely
1324 dnl to yield surprising results, as documented in manpages on various systems.
1325 AC_DEFUN([CF_ENABLE_STRING_HACKS],
1326 [
1327 AC_MSG_CHECKING(if you want to work around bogus compiler/loader warnings)
1328 AC_ARG_ENABLE(string-hacks,
1329         [  --enable-string-hacks   work around bogus compiler/loader warnings],
1330         [with_string_hacks=$enableval],
1331         [with_string_hacks=no])
1332 AC_MSG_RESULT($with_string_hacks)
1333
1334 if test "x$with_string_hacks" = "xyes"; then
1335         AC_DEFINE(USE_STRING_HACKS,1,[Define to 1 to work around bogus compiler/loader warnings])
1336         AC_MSG_WARN(enabling string-hacks to work around bogus compiler/loader warnings)
1337         AC_CHECK_FUNCS( strlcat strlcpy snprintf )
1338 fi
1339 ])dnl
1340 dnl ---------------------------------------------------------------------------
1341 dnl CF_ERRNO version: 5 updated: 1997/11/30 12:44:39
1342 dnl --------
1343 dnl Check if 'errno' is declared in <errno.h>
1344 AC_DEFUN([CF_ERRNO],
1345 [
1346 CF_CHECK_ERRNO(errno)
1347 ])dnl
1348 dnl ---------------------------------------------------------------------------
1349 dnl CF_ETIP_DEFINES version: 5 updated: 2012/02/18 17:51:07
1350 dnl ---------------
1351 dnl Test for conflicting definitions of exception in gcc 2.8.0, etc., between
1352 dnl math.h and builtin.h, only for ncurses
1353 AC_DEFUN([CF_ETIP_DEFINES],
1354 [
1355 AC_MSG_CHECKING(for special defines needed for etip.h)
1356 cf_save_CXXFLAGS="$CXXFLAGS"
1357 cf_result="none"
1358
1359 # etip.h includes ncurses.h which includes ncurses_dll.h
1360 # But ncurses_dll.h is generated - fix here.
1361 test -d include || mkdir include
1362 test -f include/ncurses_dll.h || sed -e 's/@NCURSES_WRAP_PREFIX@/'$NCURSES_WRAP_PREFIX'/g' ${srcdir}/include/ncurses_dll.h.in >include/ncurses_dll.h
1363
1364 for cf_math in "" MATH_H
1365 do
1366 for cf_excp in "" MATH_EXCEPTION
1367 do
1368         CXXFLAGS="$cf_save_CXXFLAGS -I${srcdir}/c++ -I${srcdir}/menu -Iinclude -I${srcdir}/include"
1369         test -n "$cf_math" && CXXFLAGS="$CXXFLAGS -DETIP_NEEDS_${cf_math}"
1370         test -n "$cf_excp" && CXXFLAGS="$CXXFLAGS -DETIP_NEEDS_${cf_excp}"
1371 AC_TRY_COMPILE([
1372 #include <etip.h.in>
1373 ],[],[
1374         test -n "$cf_math" && AC_DEFINE_UNQUOTED(ETIP_NEEDS_${cf_math})
1375         test -n "$cf_excp" && AC_DEFINE_UNQUOTED(ETIP_NEEDS_${cf_excp})
1376         cf_result="$cf_math $cf_excp"
1377         break 2
1378 ],[])
1379 done
1380 done
1381 AC_MSG_RESULT($cf_result)
1382 CXXFLAGS="$cf_save_CXXFLAGS"
1383 ])
1384 dnl ---------------------------------------------------------------------------
1385 dnl CF_FIND_LINKAGE version: 19 updated: 2010/05/29 16:31:02
1386 dnl ---------------
1387 dnl Find a library (specifically the linkage used in the code fragment),
1388 dnl searching for it if it is not already in the library path.
1389 dnl See also CF_ADD_SEARCHPATH.
1390 dnl
1391 dnl Parameters (4-on are optional):
1392 dnl     $1 = headers for library entrypoint
1393 dnl     $2 = code fragment for library entrypoint
1394 dnl     $3 = the library name without the "-l" option or ".so" suffix.
1395 dnl     $4 = action to perform if successful (default: update CPPFLAGS, etc)
1396 dnl     $5 = action to perform if not successful
1397 dnl     $6 = module name, if not the same as the library name
1398 dnl     $7 = extra libraries
1399 dnl
1400 dnl Sets these variables:
1401 dnl     $cf_cv_find_linkage_$3 - yes/no according to whether linkage is found
1402 dnl     $cf_cv_header_path_$3 - include-directory if needed
1403 dnl     $cf_cv_library_path_$3 - library-directory if needed
1404 dnl     $cf_cv_library_file_$3 - library-file if needed, e.g., -l$3
1405 AC_DEFUN([CF_FIND_LINKAGE],[
1406
1407 # If the linkage is not already in the $CPPFLAGS/$LDFLAGS configuration, these
1408 # will be set on completion of the AC_TRY_LINK below.
1409 cf_cv_header_path_$3=
1410 cf_cv_library_path_$3=
1411
1412 CF_MSG_LOG([Starting [FIND_LINKAGE]($3,$6)])
1413
1414 cf_save_LIBS="$LIBS"
1415
1416 AC_TRY_LINK([$1],[$2],[
1417         cf_cv_find_linkage_$3=yes
1418         cf_cv_header_path_$3=/usr/include
1419         cf_cv_library_path_$3=/usr/lib
1420 ],[
1421
1422 LIBS="-l$3 $7 $cf_save_LIBS"
1423
1424 AC_TRY_LINK([$1],[$2],[
1425         cf_cv_find_linkage_$3=yes
1426         cf_cv_header_path_$3=/usr/include
1427         cf_cv_library_path_$3=/usr/lib
1428         cf_cv_library_file_$3="-l$3"
1429 ],[
1430         cf_cv_find_linkage_$3=no
1431         LIBS="$cf_save_LIBS"
1432
1433     CF_VERBOSE(find linkage for $3 library)
1434     CF_MSG_LOG([Searching for headers in [FIND_LINKAGE]($3,$6)])
1435
1436     cf_save_CPPFLAGS="$CPPFLAGS"
1437     cf_test_CPPFLAGS="$CPPFLAGS"
1438
1439     CF_HEADER_PATH(cf_search,ifelse([$6],,[$3],[$6]))
1440     for cf_cv_header_path_$3 in $cf_search
1441     do
1442       if test -d $cf_cv_header_path_$3 ; then
1443         CF_VERBOSE(... testing $cf_cv_header_path_$3)
1444         CPPFLAGS="$cf_save_CPPFLAGS -I$cf_cv_header_path_$3"
1445         AC_TRY_COMPILE([$1],[$2],[
1446             CF_VERBOSE(... found $3 headers in $cf_cv_header_path_$3)
1447             cf_cv_find_linkage_$3=maybe
1448             cf_test_CPPFLAGS="$CPPFLAGS"
1449             break],[
1450             CPPFLAGS="$cf_save_CPPFLAGS"
1451             ])
1452       fi
1453     done
1454
1455     if test "$cf_cv_find_linkage_$3" = maybe ; then
1456
1457       CF_MSG_LOG([Searching for $3 library in [FIND_LINKAGE]($3,$6)])
1458
1459       cf_save_LIBS="$LIBS"
1460       cf_save_LDFLAGS="$LDFLAGS"
1461
1462       ifelse([$6],,,[
1463         CPPFLAGS="$cf_test_CPPFLAGS"
1464         LIBS="-l$3 $7 $cf_save_LIBS"
1465         AC_TRY_LINK([$1],[$2],[
1466             CF_VERBOSE(... found $3 library in system)
1467             cf_cv_find_linkage_$3=yes])
1468             CPPFLAGS="$cf_save_CPPFLAGS"
1469             LIBS="$cf_save_LIBS"
1470             ])
1471
1472       if test "$cf_cv_find_linkage_$3" != yes ; then
1473         CF_LIBRARY_PATH(cf_search,$3)
1474         for cf_cv_library_path_$3 in $cf_search
1475         do
1476           if test -d $cf_cv_library_path_$3 ; then
1477             CF_VERBOSE(... testing $cf_cv_library_path_$3)
1478             CPPFLAGS="$cf_test_CPPFLAGS"
1479             LIBS="-l$3 $7 $cf_save_LIBS"
1480             LDFLAGS="$cf_save_LDFLAGS -L$cf_cv_library_path_$3"
1481             AC_TRY_LINK([$1],[$2],[
1482                 CF_VERBOSE(... found $3 library in $cf_cv_library_path_$3)
1483                 cf_cv_find_linkage_$3=yes
1484                 cf_cv_library_file_$3="-l$3"
1485                 break],[
1486                 CPPFLAGS="$cf_save_CPPFLAGS"
1487                 LIBS="$cf_save_LIBS"
1488                 LDFLAGS="$cf_save_LDFLAGS"
1489                 ])
1490           fi
1491         done
1492         CPPFLAGS="$cf_save_CPPFLAGS"
1493         LDFLAGS="$cf_save_LDFLAGS"
1494       fi
1495
1496     else
1497       cf_cv_find_linkage_$3=no
1498     fi
1499     ],$7)
1500 ])
1501
1502 LIBS="$cf_save_LIBS"
1503
1504 if test "$cf_cv_find_linkage_$3" = yes ; then
1505 ifelse([$4],,[
1506         CF_ADD_INCDIR($cf_cv_header_path_$3)
1507         CF_ADD_LIBDIR($cf_cv_library_path_$3)
1508         CF_ADD_LIB($3)
1509 ],[$4])
1510 else
1511 ifelse([$5],,AC_MSG_WARN(Cannot find $3 library),[$5])
1512 fi
1513 ])dnl
1514 dnl ---------------------------------------------------------------------------
1515 dnl CF_FIXUP_ADAFLAGS version: 1 updated: 2012/03/31 18:48:10
1516 dnl -----------------
1517 dnl make ADAFLAGS consistent with CFLAGS
1518 AC_DEFUN([CF_FIXUP_ADAFLAGS],[
1519         AC_MSG_CHECKING(optimization options for ADAFLAGS)
1520         case "$CFLAGS" in
1521         *-g*)
1522                 CF_ADD_ADAFLAGS(-g)
1523                 ;;
1524         esac
1525         case "$CFLAGS" in
1526         *-O*)
1527                 cf_O_flag=`echo "$CFLAGS" |sed -e 's/^.*-O/-O/' -e 's/[[        ]].*//'`
1528                 CF_ADD_ADAFLAGS($cf_O_flag)
1529                 ;;
1530         esac
1531         AC_MSG_RESULT($ADAFLAGS)
1532 ])dnl
1533 dnl ---------------------------------------------------------------------------
1534 dnl CF_FUNC_DLSYM version: 3 updated: 2012/10/06 11:17:15
1535 dnl -------------
1536 dnl Test for dlsym() and related functions, as well as libdl.
1537 dnl
1538 dnl Sets
1539 dnl     $cf_have_dlsym
1540 dnl     $cf_have_libdl
1541 AC_DEFUN([CF_FUNC_DLSYM],[
1542 cf_have_dlsym=no
1543 AC_CHECK_FUNC(dlsym,cf_have_dlsym=yes,[
1544
1545 cf_have_libdl=no
1546 AC_CHECK_LIB(dl,dlsym,[
1547         cf_have_dlsym=yes
1548         cf_have_libdl=yes])])
1549
1550 if test "$cf_have_dlsym" = yes ; then
1551         test "$cf_have_libdl" = yes && CF_ADD_LIB(dl)
1552
1553         AC_MSG_CHECKING(whether able to link to dl*() functions)
1554         AC_TRY_LINK([#include <dlfcn.h>],[
1555                 void *obj;
1556                 if ((obj = dlopen("filename", 0)) != 0) {
1557                         if (dlsym(obj, "symbolname") == 0) {
1558                         dlclose(obj);
1559                         }
1560                 }],[
1561                 AC_DEFINE(HAVE_LIBDL,1,[Define to 1 if we have dl library])],[
1562                 AC_MSG_ERROR(Cannot link test program for libdl)])
1563         AC_MSG_RESULT(ok)
1564 else
1565         AC_MSG_ERROR(Cannot find dlsym function)
1566 fi
1567 ])
1568 dnl ---------------------------------------------------------------------------
1569 dnl CF_FUNC_MEMMOVE version: 8 updated: 2012/10/04 20:12:20
1570 dnl ---------------
1571 dnl Check for memmove, or a bcopy that can handle overlapping copy.  If neither
1572 dnl is found, add our own version of memmove to the list of objects.
1573 AC_DEFUN([CF_FUNC_MEMMOVE],
1574 [
1575 AC_CHECK_FUNC(memmove,,[
1576 AC_CHECK_FUNC(bcopy,[
1577         AC_CACHE_CHECK(if bcopy does overlapping moves,cf_cv_good_bcopy,[
1578                 AC_TRY_RUN([
1579 int main() {
1580         static char data[] = "abcdefghijklmnopqrstuwwxyz";
1581         char temp[40];
1582         bcopy(data, temp, sizeof(data));
1583         bcopy(temp+10, temp, 15);
1584         bcopy(temp+5, temp+15, 10);
1585         ${cf_cv_main_return:-return} (strcmp(temp, "klmnopqrstuwwxypqrstuwwxyz"));
1586 }
1587                 ],
1588                 [cf_cv_good_bcopy=yes],
1589                 [cf_cv_good_bcopy=no],
1590                 [cf_cv_good_bcopy=unknown])
1591                 ])
1592         ],[cf_cv_good_bcopy=no])
1593         if test "$cf_cv_good_bcopy" = yes ; then
1594                 AC_DEFINE(USE_OK_BCOPY,1,[Define to 1 to use bcopy when memmove is unavailable])
1595         else
1596                 AC_DEFINE(USE_MY_MEMMOVE,1,[Define to 1 to use replacement function when memmove is unavailable])
1597         fi
1598 ])])dnl
1599 dnl ---------------------------------------------------------------------------
1600 dnl CF_FUNC_NANOSLEEP version: 4 updated: 2012/10/06 17:56:13
1601 dnl -----------------
1602 dnl Check for existence of workable nanosleep() function.  Some systems, e.g.,
1603 dnl AIX 4.x, provide a non-working version.
1604 AC_DEFUN([CF_FUNC_NANOSLEEP],[
1605 AC_CACHE_CHECK(if nanosleep really works,cf_cv_func_nanosleep,[
1606 AC_TRY_RUN([
1607 #include <stdio.h>
1608 #include <errno.h>
1609 #include <time.h>
1610
1611 #ifdef HAVE_SYS_TIME_H
1612 #include <sys/time.h>
1613 #endif
1614
1615 int main() {
1616         struct timespec ts1, ts2;
1617         int code;
1618         ts1.tv_sec  = 0;
1619         ts1.tv_nsec = 750000000;
1620         ts2.tv_sec  = 0;
1621         ts2.tv_nsec = 0;
1622         errno = 0;
1623         code = nanosleep(&ts1, &ts2); /* on failure errno is ENOSYS. */
1624         ${cf_cv_main_return:-return}(code != 0);
1625 }
1626 ],
1627         [cf_cv_func_nanosleep=yes],
1628         [cf_cv_func_nanosleep=no],
1629         [cf_cv_func_nanosleep=unknown])])
1630
1631 test "$cf_cv_func_nanosleep" = "yes" && AC_DEFINE(HAVE_NANOSLEEP,1,[Define to 1 if we have nanosleep()])
1632 ])
1633 dnl ---------------------------------------------------------------------------
1634 dnl CF_FUNC_OPENPTY version: 3 updated: 2010/05/29 16:31:02
1635 dnl ---------------
1636 dnl Check for openpty() function, along with <pty.h> header.  It may need the
1637 dnl "util" library as well.
1638 AC_DEFUN([CF_FUNC_OPENPTY],
1639 [
1640 AC_CHECK_LIB(util,openpty,cf_cv_lib_util=yes,cf_cv_lib_util=no)
1641 AC_CACHE_CHECK(for openpty header,cf_cv_func_openpty,[
1642     cf_save_LIBS="$LIBS"
1643     test $cf_cv_lib_util = yes && CF_ADD_LIB(util)
1644     for cf_header in pty.h libutil.h util.h
1645     do
1646     AC_TRY_LINK([
1647 #include <$cf_header>
1648 ],[
1649     int x = openpty((int *)0, (int *)0, (char *)0,
1650                    (struct termios *)0, (struct winsize *)0);
1651 ],[
1652         cf_cv_func_openpty=$cf_header
1653         break
1654 ],[
1655         cf_cv_func_openpty=no
1656 ])
1657     done
1658     LIBS="$cf_save_LIBS"
1659 ])
1660 ])dnl
1661 dnl ---------------------------------------------------------------------------
1662 dnl CF_FUNC_POLL version: 8 updated: 2012/10/04 05:24:07
1663 dnl ------------
1664 dnl See if the poll function really works.  Some platforms have poll(), but
1665 dnl it does not work for terminals or files.
1666 AC_DEFUN([CF_FUNC_POLL],[
1667 AC_CACHE_CHECK(if poll really works,cf_cv_working_poll,[
1668 AC_TRY_RUN([
1669 #include <stdlib.h>
1670 #include <stdio.h>
1671 #include <unistd.h>
1672 #include <fcntl.h>
1673 #ifdef HAVE_POLL_H
1674 #include <poll.h>
1675 #else
1676 #include <sys/poll.h>
1677 #endif
1678 int main() {
1679         struct pollfd myfds;
1680         int ret;
1681
1682         /* check for Darwin bug with respect to "devices" */
1683         myfds.fd = open("/dev/null", 1);        /* O_WRONLY */
1684         if (myfds.fd < 0)
1685                 myfds.fd = 0;
1686         myfds.events = POLLIN;
1687         myfds.revents = 0;
1688
1689         ret = poll(&myfds, 1, 100);
1690
1691         if (ret < 0 || (myfds.revents & POLLNVAL)) {
1692                 ret = -1;
1693         } else {
1694                 int fd = 0;
1695                 if (!isatty(fd)) {
1696                         fd = open("/dev/tty", 2);       /* O_RDWR */
1697                 }
1698
1699                 if (fd >= 0) {
1700                         /* also check with standard input */
1701                         myfds.fd = fd;
1702                         myfds.events = POLLIN;
1703                         myfds.revents = 0;
1704                         ret = poll(&myfds, 1, 100);
1705                 } else {
1706                         ret = -1;
1707                 }
1708         }
1709         ${cf_cv_main_return:-return}(ret < 0);
1710 }],
1711         [cf_cv_working_poll=yes],
1712         [cf_cv_working_poll=no],
1713         [cf_cv_working_poll=unknown])])
1714 test "$cf_cv_working_poll" = "yes" && AC_DEFINE(HAVE_WORKING_POLL,1,[Define to 1 if the poll function seems to work])
1715 ])dnl
1716 dnl ---------------------------------------------------------------------------
1717 dnl CF_FUNC_TERMIOS version: 3 updated: 2012/10/06 17:56:13
1718 dnl ---------------
1719 dnl Some old/broken variations define tcgetattr() only as a macro in
1720 dnl termio(s).h
1721 AC_DEFUN([CF_FUNC_TERMIOS],[
1722 AC_REQUIRE([CF_STRUCT_TERMIOS])
1723 AC_CACHE_CHECK(for tcgetattr, cf_cv_have_tcgetattr,[
1724 AC_TRY_LINK([
1725 #include <sys/types.h>
1726 #ifdef HAVE_UNISTD_H
1727 #include <unistd.h>
1728 #endif
1729 #ifdef HAVE_TERMIOS_H
1730 #include <termios.h>
1731 #define TTY struct termios
1732 #else
1733 #ifdef HAVE_TERMIO_H
1734 #include <termio.h>
1735 #define TTY struct termio
1736 #endif
1737 #endif
1738 ],[
1739 TTY foo;
1740 tcgetattr(1, &foo);],
1741 [cf_cv_have_tcgetattr=yes],
1742 [cf_cv_have_tcgetattr=no])])
1743 test "$cf_cv_have_tcgetattr" = yes && AC_DEFINE(HAVE_TCGETATTR,1,[Define to 1 if we have tcgetattr])
1744 ])dnl
1745 dnl ---------------------------------------------------------------------------
1746 dnl CF_FUNC_VSSCANF version: 4 updated: 2012/10/06 17:56:13
1747 dnl ---------------
1748 dnl Check for vsscanf() function, which is in c9x but generally not in earlier
1749 dnl versions of C.  It is in the GNU C library, and can often be simulated by
1750 dnl other functions.
1751 AC_DEFUN([CF_FUNC_VSSCANF],
1752 [
1753 AC_CACHE_CHECK(for vsscanf function or workaround,cf_cv_func_vsscanf,[
1754 AC_TRY_LINK([
1755 #include <stdarg.h>
1756 #include <stdio.h>],[
1757         va_list ap;
1758         vsscanf("from", "%d", ap)],[cf_cv_func_vsscanf=vsscanf],[
1759 AC_TRY_LINK([
1760 #include <stdarg.h>
1761 #include <stdio.h>],[
1762     FILE strbuf;
1763     char *str = "from";
1764
1765     strbuf._flag = _IOREAD;
1766     strbuf._ptr = strbuf._base = (unsigned char *) str;
1767     strbuf._cnt = strlen(str);
1768     strbuf._file = _NFILE;
1769     return (vfscanf(&strbuf, "%d", ap))],[cf_cv_func_vsscanf=vfscanf],[
1770 AC_TRY_LINK([
1771 #include <stdarg.h>
1772 #include <stdio.h>],[
1773     FILE strbuf;
1774     char *str = "from";
1775
1776     strbuf._flag = _IOREAD;
1777     strbuf._ptr = strbuf._base = (unsigned char *) str;
1778     strbuf._cnt = strlen(str);
1779     strbuf._file = _NFILE;
1780     return (_doscan(&strbuf, "%d", ap))],[cf_cv_func_vsscanf=_doscan],[
1781 cf_cv_func_vsscanf=no])])])])
1782
1783 case $cf_cv_func_vsscanf in #(vi
1784 vsscanf) AC_DEFINE(HAVE_VSSCANF,1,[Define to 1 if we have vsscanf]);; #(vi
1785 vfscanf) AC_DEFINE(HAVE_VFSCANF,1,[Define to 1 if we have vfscanf]);; #(vi
1786 _doscan) AC_DEFINE(HAVE__DOSCAN,1,[Define to 1 if we have _doscan]);;
1787 esac
1788
1789 ])dnl
1790 dnl ---------------------------------------------------------------------------
1791 dnl CF_GCC_ATTRIBUTES version: 16 updated: 2012/10/02 20:55:03
1792 dnl -----------------
1793 dnl Test for availability of useful gcc __attribute__ directives to quiet
1794 dnl compiler warnings.  Though useful, not all are supported -- and contrary
1795 dnl to documentation, unrecognized directives cause older compilers to barf.
1796 AC_DEFUN([CF_GCC_ATTRIBUTES],
1797 [
1798 if test "$GCC" = yes
1799 then
1800 cat > conftest.i <<EOF
1801 #ifndef GCC_PRINTF
1802 #define GCC_PRINTF 0
1803 #endif
1804 #ifndef GCC_SCANF
1805 #define GCC_SCANF 0
1806 #endif
1807 #ifndef GCC_NORETURN
1808 #define GCC_NORETURN /* nothing */
1809 #endif
1810 #ifndef GCC_UNUSED
1811 #define GCC_UNUSED /* nothing */
1812 #endif
1813 EOF
1814 if test "$GCC" = yes
1815 then
1816         AC_CHECKING([for $CC __attribute__ directives])
1817 cat > conftest.$ac_ext <<EOF
1818 #line __oline__ "${as_me:-configure}"
1819 #include "confdefs.h"
1820 #include "conftest.h"
1821 #include "conftest.i"
1822 #if     GCC_PRINTF
1823 #define GCC_PRINTFLIKE(fmt,var) __attribute__((format(printf,fmt,var)))
1824 #else
1825 #define GCC_PRINTFLIKE(fmt,var) /*nothing*/
1826 #endif
1827 #if     GCC_SCANF
1828 #define GCC_SCANFLIKE(fmt,var)  __attribute__((format(scanf,fmt,var)))
1829 #else
1830 #define GCC_SCANFLIKE(fmt,var)  /*nothing*/
1831 #endif
1832 extern void wow(char *,...) GCC_SCANFLIKE(1,2);
1833 extern void oops(char *,...) GCC_PRINTFLIKE(1,2) GCC_NORETURN;
1834 extern void foo(void) GCC_NORETURN;
1835 int main(int argc GCC_UNUSED, char *argv[[]] GCC_UNUSED) { return 0; }
1836 EOF
1837         cf_printf_attribute=no
1838         cf_scanf_attribute=no
1839         for cf_attribute in scanf printf unused noreturn
1840         do
1841                 CF_UPPER(cf_ATTRIBUTE,$cf_attribute)
1842                 cf_directive="__attribute__(($cf_attribute))"
1843                 echo "checking for $CC $cf_directive" 1>&AC_FD_CC
1844
1845                 case $cf_attribute in #(vi
1846                 printf) #(vi
1847                         cf_printf_attribute=yes
1848                         cat >conftest.h <<EOF
1849 #define GCC_$cf_ATTRIBUTE 1
1850 EOF
1851                         ;;
1852                 scanf) #(vi
1853                         cf_scanf_attribute=yes
1854                         cat >conftest.h <<EOF
1855 #define GCC_$cf_ATTRIBUTE 1
1856 EOF
1857                         ;;
1858                 *) #(vi
1859                         cat >conftest.h <<EOF
1860 #define GCC_$cf_ATTRIBUTE $cf_directive
1861 EOF
1862                         ;;
1863                 esac
1864
1865                 if AC_TRY_EVAL(ac_compile); then
1866                         test -n "$verbose" && AC_MSG_RESULT(... $cf_attribute)
1867                         cat conftest.h >>confdefs.h
1868                         case $cf_attribute in #(vi
1869                         noreturn) #(vi
1870                                 AC_DEFINE_UNQUOTED(GCC_NORETURN,$cf_directive,[Define to noreturn-attribute for gcc])
1871                                 ;;
1872                         printf) #(vi
1873                                 cf_value='/* nothing */'
1874                                 if test "$cf_printf_attribute" != no ; then
1875                                         cf_value='__attribute__((format(printf,fmt,var)))'
1876                                         AC_DEFINE(GCC_PRINTF,1,[Define to 1 if the compiler supports gcc-like printf attribute.])
1877                                 fi
1878                                 AC_DEFINE_UNQUOTED(GCC_PRINTFLIKE(fmt,var),$cf_value,[Define to printf-attribute for gcc])
1879                                 ;;
1880                         scanf) #(vi
1881                                 cf_value='/* nothing */'
1882                                 if test "$cf_scanf_attribute" != no ; then
1883                                         cf_value='__attribute__((format(scanf,fmt,var)))'
1884                                         AC_DEFINE(GCC_SCANF,1,[Define to 1 if the compiler supports gcc-like scanf attribute.])
1885                                 fi
1886                                 AC_DEFINE_UNQUOTED(GCC_SCANFLIKE(fmt,var),$cf_value,[Define to sscanf-attribute for gcc])
1887                                 ;;
1888                         unused) #(vi
1889                                 AC_DEFINE_UNQUOTED(GCC_UNUSED,$cf_directive,[Define to unused-attribute for gcc])
1890                                 ;;
1891                         esac
1892                 fi
1893         done
1894 else
1895         fgrep define conftest.i >>confdefs.h
1896 fi
1897 rm -rf conftest*
1898 fi
1899 ])dnl
1900 dnl ---------------------------------------------------------------------------
1901 dnl CF_GCC_VERSION version: 7 updated: 2012/10/18 06:46:33
1902 dnl --------------
1903 dnl Find version of gcc
1904 AC_DEFUN([CF_GCC_VERSION],[
1905 AC_REQUIRE([AC_PROG_CC])
1906 GCC_VERSION=none
1907 if test "$GCC" = yes ; then
1908         AC_MSG_CHECKING(version of $CC)
1909         GCC_VERSION="`${CC} --version 2>/dev/null | sed -e '2,$d' -e 's/^.*(GCC[[^)]]*) //' -e 's/^.*(Debian[[^)]]*) //' -e 's/^[[^0-9.]]*//' -e 's/[[^0-9.]].*//'`"
1910         test -z "$GCC_VERSION" && GCC_VERSION=unknown
1911         AC_MSG_RESULT($GCC_VERSION)
1912 fi
1913 ])dnl
1914 dnl ---------------------------------------------------------------------------
1915 dnl CF_GCC_WARNINGS version: 29 updated: 2012/06/16 14:55:39
1916 dnl ---------------
1917 dnl Check if the compiler supports useful warning options.  There's a few that
1918 dnl we don't use, simply because they're too noisy:
1919 dnl
1920 dnl     -Wconversion (useful in older versions of gcc, but not in gcc 2.7.x)
1921 dnl     -Wredundant-decls (system headers make this too noisy)
1922 dnl     -Wtraditional (combines too many unrelated messages, only a few useful)
1923 dnl     -Wwrite-strings (too noisy, but should review occasionally).  This
1924 dnl             is enabled for ncurses using "--enable-const".
1925 dnl     -pedantic
1926 dnl
1927 dnl Parameter:
1928 dnl     $1 is an optional list of gcc warning flags that a particular
1929 dnl             application might want to use, e.g., "no-unused" for
1930 dnl             -Wno-unused
1931 dnl Special:
1932 dnl     If $with_ext_const is "yes", add a check for -Wwrite-strings
1933 dnl
1934 AC_DEFUN([CF_GCC_WARNINGS],
1935 [
1936 AC_REQUIRE([CF_GCC_VERSION])
1937 CF_INTEL_COMPILER(GCC,INTEL_COMPILER,CFLAGS)
1938 CF_CLANG_COMPILER(GCC,CLANG_COMPILER,CFLAGS)
1939
1940 cat > conftest.$ac_ext <<EOF
1941 #line __oline__ "${as_me:-configure}"
1942 int main(int argc, char *argv[[]]) { return (argv[[argc-1]] == 0) ; }
1943 EOF
1944
1945 if test "$INTEL_COMPILER" = yes
1946 then
1947 # The "-wdXXX" options suppress warnings:
1948 # remark #1419: external declaration in primary source file
1949 # remark #1683: explicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
1950 # remark #1684: conversion from pointer to same-sized integral type (potential portability problem)
1951 # remark #193: zero used for undefined preprocessing identifier
1952 # remark #593: variable "curs_sb_left_arrow" was set but never used
1953 # remark #810: conversion from "int" to "Dimension={unsigned short}" may lose significant bits
1954 # remark #869: parameter "tw" was never referenced
1955 # remark #981: operands are evaluated in unspecified order
1956 # warning #279: controlling expression is constant
1957
1958         AC_CHECKING([for $CC warning options])
1959         cf_save_CFLAGS="$CFLAGS"
1960         EXTRA_CFLAGS="-Wall"
1961         for cf_opt in \
1962                 wd1419 \
1963                 wd1683 \
1964                 wd1684 \
1965                 wd193 \
1966                 wd593 \
1967                 wd279 \
1968                 wd810 \
1969                 wd869 \
1970                 wd981
1971         do
1972                 CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
1973                 if AC_TRY_EVAL(ac_compile); then
1974                         test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
1975                         EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
1976                 fi
1977         done
1978         CFLAGS="$cf_save_CFLAGS"
1979
1980 elif test "$GCC" = yes
1981 then
1982         AC_CHECKING([for $CC warning options])
1983         cf_save_CFLAGS="$CFLAGS"
1984         EXTRA_CFLAGS=
1985         cf_warn_CONST=""
1986         test "$with_ext_const" = yes && cf_warn_CONST="Wwrite-strings"
1987         for cf_opt in W Wall \
1988                 Wbad-function-cast \
1989                 Wcast-align \
1990                 Wcast-qual \
1991                 Winline \
1992                 Wmissing-declarations \
1993                 Wmissing-prototypes \
1994                 Wnested-externs \
1995                 Wpointer-arith \
1996                 Wshadow \
1997                 Wstrict-prototypes \
1998                 Wundef $cf_warn_CONST $1
1999         do
2000                 CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
2001                 if AC_TRY_EVAL(ac_compile); then
2002                         test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
2003                         case $cf_opt in #(vi
2004                         Wcast-qual) #(vi
2005                                 CPPFLAGS="$CPPFLAGS -DXTSTRINGDEFINES"
2006                                 ;;
2007                         Winline) #(vi
2008                                 case $GCC_VERSION in
2009                                 [[34]].*)
2010                                         CF_VERBOSE(feature is broken in gcc $GCC_VERSION)
2011                                         continue;;
2012                                 esac
2013                                 ;;
2014                         Wpointer-arith) #(vi
2015                                 case $GCC_VERSION in
2016                                 [[12]].*)
2017                                         CF_VERBOSE(feature is broken in gcc $GCC_VERSION)
2018                                         continue;;
2019                                 esac
2020                                 ;;
2021                         esac
2022                         EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
2023                 fi
2024         done
2025         CFLAGS="$cf_save_CFLAGS"
2026 fi
2027 rm -rf conftest*
2028
2029 AC_SUBST(EXTRA_CFLAGS)
2030 ])dnl
2031 dnl ---------------------------------------------------------------------------
2032 dnl CF_GETOPT_HEADER version: 5 updated: 2012/10/06 16:39:58
2033 dnl ----------------
2034 dnl Check for getopt's variables which are commonly defined in stdlib.h,
2035 dnl unistd.h or (nonstandard) in getopt.h
2036 AC_DEFUN([CF_GETOPT_HEADER],
2037 [
2038 AC_HAVE_HEADERS(unistd.h getopt.h)
2039 AC_CACHE_CHECK(for header declaring getopt variables,cf_cv_getopt_header,[
2040 cf_cv_getopt_header=none
2041 for cf_header in stdio.h stdlib.h unistd.h getopt.h
2042 do
2043 AC_TRY_COMPILE([
2044 #include <$cf_header>],
2045 [int x = optind; char *y = optarg],
2046 [cf_cv_getopt_header=$cf_header
2047  break])
2048 done
2049 ])
2050 if test $cf_cv_getopt_header != none ; then
2051         AC_DEFINE(HAVE_GETOPT_HEADER,1,[Define to 1 if we need to include getopt.h])
2052 fi
2053 ])dnl
2054 dnl ---------------------------------------------------------------------------
2055 dnl CF_GNAT_GENERICS version: 2 updated: 2011/03/23 20:24:41
2056 dnl ----------------
2057 AC_DEFUN([CF_GNAT_GENERICS],
2058 [
2059 AC_REQUIRE([CF_GNAT_VERSION])
2060
2061 AC_MSG_CHECKING(if GNAT supports generics)
2062 case $cf_gnat_version in #(vi
2063 3.[[1-9]]*|[[4-9]].*) #(vi
2064         cf_gnat_generics=yes
2065         ;;
2066 *)
2067         cf_gnat_generics=no
2068         ;;
2069 esac
2070 AC_MSG_RESULT($cf_gnat_generics)
2071
2072 if test "$cf_gnat_generics" = yes
2073 then
2074         cf_compile_generics=generics
2075         cf_generic_objects="\${GENOBJS}"
2076 else
2077         cf_compile_generics=
2078         cf_generic_objects=
2079 fi
2080
2081 AC_SUBST(cf_compile_generics)
2082 AC_SUBST(cf_generic_objects)
2083 ])dnl
2084 dnl ---------------------------------------------------------------------------
2085 dnl CF_GNAT_PRAGMA_UNREF version: 1 updated: 2010/06/19 15:22:18
2086 dnl --------------------
2087 dnl Check if the gnat pragma "Unreferenced" works.
2088 AC_DEFUN([CF_GNAT_PRAGMA_UNREF],[
2089 AC_CACHE_CHECK(if GNAT pragma Unreferenced works,cf_cv_pragma_unreferenced,[
2090 CF_GNAT_TRY_LINK([procedure conftest;],
2091 [with Text_IO;
2092 with GNAT.OS_Lib;
2093 procedure conftest is
2094    test : Integer;
2095    pragma Unreferenced (test);
2096 begin
2097    test := 1;
2098    Text_IO.Put ("Hello World");
2099    Text_IO.New_Line;
2100    GNAT.OS_Lib.OS_Exit (0);
2101 end conftest;],
2102         [cf_cv_pragma_unreferenced=yes],
2103         [cf_cv_pragma_unreferenced=no])])
2104
2105 # if the pragma is supported, use it (needed in the Trace code).
2106 if test $cf_cv_pragma_unreferenced = yes ; then
2107         PRAGMA_UNREF=TRUE
2108 else
2109         PRAGMA_UNREF=FALSE
2110 fi
2111 AC_SUBST(PRAGMA_UNREF)
2112 ])dnl
2113 dnl ---------------------------------------------------------------------------
2114 dnl CF_GNAT_PROJECTS version: 2 updated: 2011/03/23 20:24:41
2115 dnl ----------------
2116 dnl GNAT projects are configured with ".gpr" project files.
2117 dnl GNAT libraries are a further development, using the project feature.
2118 AC_DEFUN([CF_GNAT_PROJECTS],
2119 [
2120 AC_REQUIRE([CF_GNAT_VERSION])
2121
2122 cf_gnat_libraries=no
2123 cf_gnat_projects=no
2124
2125 AC_MSG_CHECKING(if GNAT supports project files)
2126 case $cf_gnat_version in #(vi
2127 3.[[0-9]]*) #(vi
2128         ;;
2129 *)
2130         case $cf_cv_system_name in #(vi
2131         cygwin*) #(vi
2132                 ;;
2133         *)
2134                 mkdir conftest.src conftest.bin conftest.lib
2135                 cd conftest.src
2136                 rm -rf conftest* *~conftest*
2137                 cat >>library.gpr <<CF_EOF
2138 project Library is
2139   Kind := External ("LIB_KIND");
2140   for Library_Name use "ConfTest";
2141   for Object_Dir use ".";
2142   for Library_ALI_Dir use External("LIBRARY_DIR");
2143   for Library_Version use External ("SONAME");
2144   for Library_Kind use Kind;
2145   for Library_Dir use External("BUILD_DIR");
2146   Source_Dir := External ("SOURCE_DIR");
2147   for Source_Dirs use (Source_Dir);
2148   package Compiler is
2149      for Default_Switches ("Ada") use
2150        ("-g",
2151         "-O2",
2152         "-gnatafno",
2153         "-gnatVa",   -- All validity checks
2154         "-gnatwa");  -- Activate all optional errors
2155   end Compiler;
2156 end Library;
2157 CF_EOF
2158                 cat >>confpackage.ads <<CF_EOF
2159 package ConfPackage is
2160    procedure conftest;
2161 end ConfPackage;
2162 CF_EOF
2163                 cat >>confpackage.adb <<CF_EOF
2164 with Text_IO;
2165 package body ConfPackage is
2166    procedure conftest is
2167    begin
2168       Text_IO.Put ("Hello World");
2169       Text_IO.New_Line;
2170    end conftest;
2171 end ConfPackage;
2172 CF_EOF
2173                 if ( $cf_ada_make $ADAFLAGS \
2174                                 -Plibrary.gpr \
2175                                 -XBUILD_DIR=`cd ../conftest.bin;pwd` \
2176                                 -XLIBRARY_DIR=`cd ../conftest.lib;pwd` \
2177                                 -XSOURCE_DIR=`pwd` \
2178                                 -XSONAME=libConfTest.so.1 \
2179                                 -XLIB_KIND=static 1>&AC_FD_CC 2>&1 ) ; then
2180                         cf_gnat_projects=yes
2181                 fi
2182                 cd ..
2183                 if test -f conftest.lib/confpackage.ali
2184                 then
2185                         cf_gnat_libraries=yes
2186                 fi
2187                 rm -rf conftest* *~conftest*
2188                 ;;
2189         esac
2190         ;;
2191 esac
2192 AC_MSG_RESULT($cf_gnat_projects)
2193
2194 if test $cf_gnat_projects = yes
2195 then
2196         AC_MSG_CHECKING(if GNAT supports libraries)
2197         AC_MSG_RESULT($cf_gnat_libraries)
2198 fi
2199
2200 if test "$cf_gnat_projects" = yes
2201 then
2202         USE_OLD_MAKERULES="#"
2203         USE_GNAT_PROJECTS=""
2204 else
2205         USE_OLD_MAKERULES=""
2206         USE_GNAT_PROJECTS="#"
2207 fi
2208
2209 if test "$cf_gnat_libraries" = yes
2210 then
2211         USE_GNAT_LIBRARIES=""
2212 else
2213         USE_GNAT_LIBRARIES="#"
2214 fi
2215
2216 AC_SUBST(USE_OLD_MAKERULES)
2217 AC_SUBST(USE_GNAT_PROJECTS)
2218 AC_SUBST(USE_GNAT_LIBRARIES)
2219 ])dnl
2220 dnl ---------------------------------------------------------------------------
2221 dnl CF_GNAT_SIGINT version: 1 updated: 2011/03/27 20:07:59
2222 dnl --------------
2223 dnl Check if gnat supports SIGINT, and presumably tasking.  For the latter, it
2224 dnl is noted that gnat may compile a tasking unit even for configurations which
2225 dnl fail at runtime.
2226 AC_DEFUN([CF_GNAT_SIGINT],[
2227 AC_CACHE_CHECK(if GNAT supports SIGINT,cf_cv_gnat_sigint,[
2228 CF_GNAT_TRY_LINK([with Ada.Interrupts.Names;
2229
2230 package ConfTest is
2231
2232    pragma Warnings (Off);  --  the next pragma exists since 3.11p
2233    pragma Unreserve_All_Interrupts;
2234    pragma Warnings (On);
2235
2236    protected Process is
2237       procedure Stop;
2238       function Continue return Boolean;
2239       pragma Attach_Handler (Stop, Ada.Interrupts.Names.SIGINT);
2240    private
2241       Done : Boolean := False;
2242    end Process;
2243
2244 end ConfTest;],
2245 [package body ConfTest is
2246    protected body Process is
2247       procedure Stop is
2248       begin
2249          Done := True;
2250       end Stop;
2251       function Continue return Boolean is
2252       begin
2253          return not Done;
2254       end Continue;
2255    end Process;
2256 end ConfTest;],
2257         [cf_cv_gnat_sigint=yes],
2258         [cf_cv_gnat_sigint=no])])
2259
2260 if test $cf_cv_gnat_sigint = yes ; then
2261         USE_GNAT_SIGINT=""
2262 else
2263         USE_GNAT_SIGINT="#"
2264 fi
2265 AC_SUBST(USE_GNAT_SIGINT)
2266 ])dnl
2267 dnl ---------------------------------------------------------------------------
2268 dnl CF_GNAT_TRY_LINK version: 3 updated: 2011/03/19 14:47:45
2269 dnl ----------------
2270 dnl Verify that a test program compiles/links with GNAT.
2271 dnl $cf_ada_make is set to the program that compiles/links
2272 dnl $ADAFLAGS may be set to the GNAT flags.
2273 dnl
2274 dnl $1 is the text of the spec
2275 dnl $2 is the text of the body
2276 dnl $3 is the shell command to execute if successful
2277 dnl $4 is the shell command to execute if not successful
2278 AC_DEFUN([CF_GNAT_TRY_LINK],
2279 [
2280 rm -rf conftest* *~conftest*
2281 cat >>conftest.ads <<CF_EOF
2282 $1
2283 CF_EOF
2284 cat >>conftest.adb <<CF_EOF
2285 $2
2286 CF_EOF
2287 if ( $cf_ada_make $ADAFLAGS conftest 1>&AC_FD_CC 2>&1 ) ; then
2288 ifelse($3,,      :,[      $3])
2289 ifelse($4,,,[else
2290    $4])
2291 fi
2292 rm -rf conftest* *~conftest*
2293 ])dnl
2294 dnl ---------------------------------------------------------------------------
2295 dnl CF_GNAT_TRY_RUN version: 5 updated: 2011/03/19 14:47:45
2296 dnl ---------------
2297 dnl Verify that a test program compiles and runs with GNAT
2298 dnl $cf_ada_make is set to the program that compiles/links
2299 dnl $ADAFLAGS may be set to the GNAT flags.
2300 dnl
2301 dnl $1 is the text of the spec
2302 dnl $2 is the text of the body
2303 dnl $3 is the shell command to execute if successful
2304 dnl $4 is the shell command to execute if not successful
2305 AC_DEFUN([CF_GNAT_TRY_RUN],
2306 [
2307 rm -rf conftest* *~conftest*
2308 cat >>conftest.ads <<CF_EOF
2309 $1
2310 CF_EOF
2311 cat >>conftest.adb <<CF_EOF
2312 $2
2313 CF_EOF
2314 if ( $cf_ada_make $ADAFLAGS conftest 1>&AC_FD_CC 2>&1 ) ; then
2315    if ( ./conftest 1>&AC_FD_CC 2>&1 ) ; then
2316 ifelse($3,,      :,[      $3])
2317 ifelse($4,,,[   else
2318       $4])
2319    fi
2320 ifelse($4,,,[else
2321    $4])
2322 fi
2323 rm -rf conftest* *~conftest*
2324 ])dnl
2325 dnl ---------------------------------------------------------------------------
2326 dnl CF_GNAT_VERSION version: 18 updated: 2012/01/21 19:28:10
2327 dnl ---------------
2328 dnl Verify version of GNAT.
2329 AC_DEFUN([CF_GNAT_VERSION],
2330 [
2331 AC_MSG_CHECKING(for gnat version)
2332 cf_gnat_version=`${cf_ada_make:-gnatmake} -v 2>&1 | \
2333         grep '[[0-9]].[[0-9]][[0-9]]*' |\
2334     sed -e '2,$d' -e 's/[[^0-9 \.]]//g' -e 's/^[[ ]]*//' -e 's/ .*//'`
2335 AC_MSG_RESULT($cf_gnat_version)
2336
2337 case $cf_gnat_version in #(vi
2338 3.1[[1-9]]*|3.[[2-9]]*|[[4-9]].*|20[[0-9]][[0-9]]) #(vi
2339         cf_cv_prog_gnat_correct=yes
2340         ;;
2341 *)
2342         AC_MSG_WARN(Unsupported GNAT version $cf_gnat_version. We require 3.11 or better. Disabling Ada95 binding.)
2343         cf_cv_prog_gnat_correct=no
2344         ;;
2345 esac
2346 ])
2347 dnl ---------------------------------------------------------------------------
2348 dnl CF_GNU_SOURCE version: 6 updated: 2005/07/09 13:23:07
2349 dnl -------------
2350 dnl Check if we must define _GNU_SOURCE to get a reasonable value for
2351 dnl _XOPEN_SOURCE, upon which many POSIX definitions depend.  This is a defect
2352 dnl (or misfeature) of glibc2, which breaks portability of many applications,
2353 dnl since it is interwoven with GNU extensions.
2354 dnl
2355 dnl Well, yes we could work around it...
2356 AC_DEFUN([CF_GNU_SOURCE],
2357 [
2358 AC_CACHE_CHECK(if we must define _GNU_SOURCE,cf_cv_gnu_source,[
2359 AC_TRY_COMPILE([#include <sys/types.h>],[
2360 #ifndef _XOPEN_SOURCE
2361 make an error
2362 #endif],
2363         [cf_cv_gnu_source=no],
2364         [cf_save="$CPPFLAGS"
2365          CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
2366          AC_TRY_COMPILE([#include <sys/types.h>],[
2367 #ifdef _XOPEN_SOURCE
2368 make an error
2369 #endif],
2370         [cf_cv_gnu_source=no],
2371         [cf_cv_gnu_source=yes])
2372         CPPFLAGS="$cf_save"
2373         ])
2374 ])
2375 test "$cf_cv_gnu_source" = yes && CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
2376 ])dnl
2377 dnl ---------------------------------------------------------------------------
2378 dnl CF_GPP_LIBRARY version: 11 updated: 2012/10/06 17:56:13
2379 dnl --------------
2380 dnl If we're trying to use g++, test if libg++ is installed (a rather common
2381 dnl problem :-).  If we have the compiler but no library, we'll be able to
2382 dnl configure, but won't be able to build the c++ demo program.
2383 AC_DEFUN([CF_GPP_LIBRARY],
2384 [
2385 cf_cxx_library=unknown
2386 case $cf_cv_system_name in #(vi
2387 os2*) #(vi
2388         cf_gpp_libname=gpp
2389         ;;
2390 *)
2391         cf_gpp_libname=g++
2392         ;;
2393 esac
2394 if test "$GXX" = yes; then
2395         AC_MSG_CHECKING([for lib$cf_gpp_libname])
2396         cf_save="$LIBS"
2397         CF_ADD_LIB($cf_gpp_libname)
2398         AC_TRY_LINK([
2399 #include <$cf_gpp_libname/builtin.h>
2400         ],
2401         [two_arg_error_handler_t foo2 = lib_error_handler],
2402         [cf_cxx_library=yes
2403          CF_ADD_LIB($cf_gpp_libname,CXXLIBS)
2404          if test "$cf_gpp_libname" = cpp ; then
2405             AC_DEFINE(HAVE_GPP_BUILTIN_H,1,[Define to 1 if we have gpp builtin.h])
2406          else
2407             AC_DEFINE(HAVE_GXX_BUILTIN_H,1,[Define to 1 if we have g++ builtin.h])
2408          fi],
2409         [AC_TRY_LINK([
2410 #include <builtin.h>
2411         ],
2412         [two_arg_error_handler_t foo2 = lib_error_handler],
2413         [cf_cxx_library=yes
2414          CF_ADD_LIB($cf_gpp_libname,CXXLIBS)
2415          AC_DEFINE(HAVE_BUILTIN_H,1,[Define to 1 if we have builtin.h])],
2416         [cf_cxx_library=no])])
2417         LIBS="$cf_save"
2418         AC_MSG_RESULT($cf_cxx_library)
2419 fi
2420 ])dnl
2421 dnl ---------------------------------------------------------------------------
2422 dnl CF_GXX_VERSION version: 7 updated: 2012/06/16 14:55:39
2423 dnl --------------
2424 dnl Check for version of g++
2425 AC_DEFUN([CF_GXX_VERSION],[
2426 AC_REQUIRE([AC_PROG_CPP])
2427 GXX_VERSION=none
2428 if test "$GXX" = yes; then
2429         AC_MSG_CHECKING(version of ${CXX:-g++})
2430         GXX_VERSION="`${CXX:-g++} --version| sed -e '2,$d' -e 's/^.*(GCC) //' -e 's/^[[^0-9.]]*//' -e 's/[[^0-9.]].*//'`"
2431         test -z "$GXX_VERSION" && GXX_VERSION=unknown
2432         AC_MSG_RESULT($GXX_VERSION)
2433 fi
2434 ])dnl
2435 dnl ---------------------------------------------------------------------------
2436 dnl CF_GXX_WARNINGS version: 7 updated: 2012/06/16 14:55:39
2437 dnl ---------------
2438 dnl Check if the compiler supports useful warning options.
2439 dnl
2440 dnl Most of gcc's options apply to g++, except:
2441 dnl     -Wbad-function-cast
2442 dnl     -Wmissing-declarations
2443 dnl     -Wnested-externs
2444 dnl
2445 dnl Omit a few (for now):
2446 dnl     -Winline
2447 dnl
2448 dnl Parameter:
2449 dnl     $1 is an optional list of g++ warning flags that a particular
2450 dnl             application might want to use, e.g., "no-unused" for
2451 dnl             -Wno-unused
2452 dnl Special:
2453 dnl     If $with_ext_const is "yes", add a check for -Wwrite-strings
2454 dnl
2455 AC_DEFUN([CF_GXX_WARNINGS],
2456 [
2457
2458 CF_INTEL_COMPILER(GXX,INTEL_CPLUSPLUS,CXXFLAGS)
2459 CF_CLANG_COMPILER(GXX,CLANG_CPLUSPLUS,CXXFLAGS)
2460
2461 AC_REQUIRE([CF_GXX_VERSION])
2462
2463 AC_LANG_SAVE
2464 AC_LANG_CPLUSPLUS
2465
2466 cat > conftest.$ac_ext <<EOF
2467 #line __oline__ "configure"
2468 int main(int argc, char *argv[[]]) { return (argv[[argc-1]] == 0) ; }
2469 EOF
2470
2471 if test "$INTEL_CPLUSPLUS" = yes
2472 then
2473 # The "-wdXXX" options suppress warnings:
2474 # remark #1419: external declaration in primary source file
2475 # remark #1682: implicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
2476 # remark #1683: explicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
2477 # remark #1684: conversion from pointer to same-sized integral type (potential portability problem)
2478 # remark #193: zero used for undefined preprocessing identifier
2479 # remark #593: variable "curs_sb_left_arrow" was set but never used
2480 # remark #810: conversion from "int" to "Dimension={unsigned short}" may lose significant bits
2481 # remark #869: parameter "tw" was never referenced
2482 # remark #981: operands are evaluated in unspecified order
2483 # warning #269: invalid format string conversion
2484
2485         AC_CHECKING([for $CC warning options])
2486         cf_save_CXXFLAGS="$CXXFLAGS"
2487         EXTRA_CXXFLAGS="-Wall"
2488         for cf_opt in \
2489                 wd1419 \
2490                 wd1682 \
2491                 wd1683 \
2492                 wd1684 \
2493                 wd193 \
2494                 wd279 \
2495                 wd593 \
2496                 wd810 \
2497                 wd869 \
2498                 wd981
2499         do
2500                 CXXFLAGS="$cf_save_CXXFLAGS $EXTRA_CXXFLAGS -$cf_opt"
2501                 if AC_TRY_EVAL(ac_compile); then
2502                         test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
2503                         EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS -$cf_opt"
2504                 fi
2505         done
2506         CXXFLAGS="$cf_save_CXXFLAGS"
2507
2508 elif test "$GXX" = yes
2509 then
2510         AC_CHECKING([for $CXX warning options])
2511         cf_save_CXXFLAGS="$CXXFLAGS"
2512         EXTRA_CXXFLAGS="-W -Wall"
2513         cf_gxx_extra_warnings=""
2514         test "$with_ext_const" = yes && cf_gxx_extra_warnings="Wwrite-strings"
2515         case "$GCC_VERSION" in
2516         [[1-2]].*)
2517                 ;;
2518         *)
2519                 cf_gxx_extra_warnings="$cf_gxx_extra_warnings Weffc++"
2520                 ;;
2521         esac
2522         for cf_opt in \
2523                 Wabi \
2524                 fabi-version=0 \
2525                 Woverloaded-virtual \
2526                 Wsign-promo \
2527                 Wsynth \
2528                 Wold-style-cast \
2529                 Wcast-align \
2530                 Wcast-qual \
2531                 Wmissing-prototypes \
2532                 Wpointer-arith \
2533                 Wshadow \
2534                 Wstrict-prototypes \
2535                 Wundef $cf_gxx_extra_warnings $1
2536         do
2537                 CXXFLAGS="$cf_save_CXXFLAGS $EXTRA_CXXFLAGS -Werror -$cf_opt"
2538                 if AC_TRY_EVAL(ac_compile); then
2539                         test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
2540                         EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS -$cf_opt"
2541                 else
2542                         test -n "$verbose" && AC_MSG_RESULT(... no -$cf_opt)
2543                 fi
2544         done
2545         CXXFLAGS="$cf_save_CXXFLAGS"
2546 fi
2547
2548 rm -rf conftest*
2549 AC_LANG_RESTORE
2550 AC_SUBST(EXTRA_CXXFLAGS)
2551 ])dnl
2552 dnl ---------------------------------------------------------------------------
2553 dnl CF_HASHED_DB version: 4 updated: 2010/05/29 16:31:02
2554 dnl ------------
2555 dnl Look for an instance of the Berkeley hashed database.
2556 dnl
2557 dnl $1 = optional parameter, to specify install-prefix for the database.
2558 AC_DEFUN([CF_HASHED_DB],
2559 [
2560 ifelse([$1],,,[
2561 case $1 in #(vi
2562 yes|*able*) #(vi
2563     ;;
2564 *)
2565     if test -d "$1" ; then
2566         CF_ADD_INCDIR($1/include)
2567         CF_ADD_LIBDIR($1/lib)
2568     fi
2569 esac
2570 ])
2571 AC_CHECK_HEADER(db.h,[
2572 CF_HASHED_DB_VERSION
2573 if test "$cf_cv_hashed_db_version" = unknown ; then
2574         AC_MSG_ERROR(Cannot determine version of db)
2575 else
2576         CF_HASHED_DB_LIBS
2577         if test "$cf_cv_hashed_db_libs" = unknown ; then
2578                 AC_MSG_ERROR(Cannot determine library for db)
2579         elif test "$cf_cv_hashed_db_libs" != default ; then
2580                 CF_ADD_LIB($cf_cv_hashed_db_libs)
2581         fi
2582 fi
2583 ],[
2584         AC_MSG_ERROR(Cannot find db.h)
2585 ])
2586 ])dnl
2587 dnl ---------------------------------------------------------------------------
2588 dnl CF_HASHED_DB_LIBS version: 9 updated: 2010/05/29 16:31:02
2589 dnl -----------------
2590 dnl Given that we have the header and version for hashed database, find the
2591 dnl library information.
2592 AC_DEFUN([CF_HASHED_DB_LIBS],
2593 [
2594 AC_CACHE_CHECK(for db libraries, cf_cv_hashed_db_libs,[
2595 cf_cv_hashed_db_libs=unknown
2596 for cf_db_libs in "" db$cf_cv_hashed_db_version db-$cf_cv_hashed_db_version db ''
2597 do
2598         cf_save_libs="$LIBS"
2599         if test -n "$cf_db_libs"; then
2600                 CF_ADD_LIB($cf_db_libs)
2601         fi
2602         CF_MSG_LOG(checking for library "$cf_db_libs")
2603         AC_TRY_LINK([
2604 $ac_includes_default
2605 #include <db.h>
2606 ],[
2607         char *path = "/tmp/foo";
2608 #ifdef DB_VERSION_MAJOR
2609 #if DB_VERSION_MAJOR >= 4
2610         DB *result = 0;
2611         db_create(&result, NULL, 0);
2612         result->open(result,
2613                 NULL,
2614                 path,
2615                 path,
2616                 DB_HASH,
2617                 DB_CREATE,
2618                 0644);
2619 #elif DB_VERSION_MAJOR >= 3
2620         DB *result = 0;
2621         db_create(&result, NULL, 0);
2622         result->open(result,
2623                 path,
2624                 path,
2625                 DB_HASH,
2626                 DB_CREATE,
2627                 0644);
2628 #elif DB_VERSION_MAJOR >= 2
2629         DB *result = 0;
2630         db_open(path,
2631                 DB_HASH,
2632                 DB_CREATE,
2633                 0644,
2634                 (DB_ENV *) 0,
2635                 (DB_INFO *) 0,
2636                 &result);
2637 #endif /* DB_VERSION_MAJOR */
2638 #else
2639         DB *result = dbopen(path,
2640                      2,
2641                      0644,
2642                      DB_HASH,
2643                      0);
2644 #endif
2645         ${cf_cv_main_return:-return}(result != 0)
2646 ],[
2647         if test -n "$cf_db_libs" ; then
2648                 cf_cv_hashed_db_libs=$cf_db_libs
2649         else
2650                 cf_cv_hashed_db_libs=default
2651         fi
2652         LIBS="$cf_save_libs"
2653         break
2654 ])
2655         LIBS="$cf_save_libs"
2656 done
2657 ])
2658 ])dnl
2659 dnl ---------------------------------------------------------------------------
2660 dnl CF_HASHED_DB_VERSION version: 3 updated: 2007/12/01 15:01:37
2661 dnl --------------------
2662 dnl Given that we have the header file for hashed database, find the version
2663 dnl information.
2664 AC_DEFUN([CF_HASHED_DB_VERSION],
2665 [
2666 AC_CACHE_CHECK(for version of db, cf_cv_hashed_db_version,[
2667 cf_cv_hashed_db_version=unknown
2668
2669 for cf_db_version in 1 2 3 4 5
2670 do
2671         CF_MSG_LOG(checking for db version $cf_db_version)
2672         AC_TRY_COMPILE([
2673 $ac_includes_default
2674 #include <db.h>
2675
2676 #ifdef DB_VERSION_MAJOR
2677         /* db2 (DB_VERSION_MAJOR=2) has also DB_VERSION_MINOR, tested with 7 */
2678 #if $cf_db_version == DB_VERSION_MAJOR
2679         /* ok */
2680 #else
2681         make an error
2682 #endif
2683 #else
2684 #if $cf_db_version == 1
2685         /* ok: assuming this is DB 1.8.5 */
2686 #else
2687         make an error
2688 #endif
2689 #endif
2690 ],[DBT *foo = 0],[
2691         cf_cv_hashed_db_version=$cf_db_version
2692         break
2693         ])
2694 done
2695 ])
2696 ])dnl
2697 dnl ---------------------------------------------------------------------------
2698 dnl CF_HEADER_PATH version: 12 updated: 2010/05/05 05:22:40
2699 dnl --------------
2700 dnl Construct a search-list of directories for a nonstandard header-file
2701 dnl
2702 dnl Parameters
2703 dnl     $1 = the variable to return as result
2704 dnl     $2 = the package name
2705 AC_DEFUN([CF_HEADER_PATH],
2706 [
2707 $1=
2708
2709 # collect the current set of include-directories from compiler flags
2710 cf_header_path_list=""
2711 if test -n "${CFLAGS}${CPPFLAGS}" ; then
2712         for cf_header_path in $CPPFLAGS $CFLAGS
2713         do
2714                 case $cf_header_path in #(vi
2715                 -I*)
2716                         cf_header_path=`echo ".$cf_header_path" |sed -e 's/^...//' -e 's,/include$,,'`
2717                         CF_ADD_SUBDIR_PATH($1,$2,include,$cf_header_path,NONE)
2718                         cf_header_path_list="$cf_header_path_list [$]$1"
2719                         ;;
2720                 esac
2721         done
2722 fi
2723
2724 # add the variations for the package we are looking for
2725 CF_SUBDIR_PATH($1,$2,include)
2726
2727 test "$includedir" != NONE && \
2728 test "$includedir" != "/usr/include" && \
2729 test -d "$includedir" && {
2730         test -d $includedir &&    $1="[$]$1 $includedir"
2731         test -d $includedir/$2 && $1="[$]$1 $includedir/$2"
2732 }
2733
2734 test "$oldincludedir" != NONE && \
2735 test "$oldincludedir" != "/usr/include" && \
2736 test -d "$oldincludedir" && {
2737         test -d $oldincludedir    && $1="[$]$1 $oldincludedir"
2738         test -d $oldincludedir/$2 && $1="[$]$1 $oldincludedir/$2"
2739 }
2740
2741 $1="[$]$1 $cf_header_path_list"
2742 ])dnl
2743 dnl ---------------------------------------------------------------------------
2744 dnl CF_HELP_MESSAGE version: 3 updated: 1998/01/14 10:56:23
2745 dnl ---------------
2746 dnl Insert text into the help-message, for readability, from AC_ARG_WITH.
2747 AC_DEFUN([CF_HELP_MESSAGE],
2748 [AC_DIVERT_HELP([$1])dnl
2749 ])dnl
2750 dnl ---------------------------------------------------------------------------
2751 dnl CF_INCLUDE_DIRS version: 7 updated: 2012/11/10 19:15:05
2752 dnl ---------------
2753 dnl Construct the list of include-options according to whether we're building
2754 dnl in the source directory or using '--srcdir=DIR' option.  If we're building
2755 dnl with gcc, don't append the includedir if it happens to be /usr/include,
2756 dnl since that usually breaks gcc's shadow-includes.
2757 AC_DEFUN([CF_INCLUDE_DIRS],
2758 [
2759 if test "$GCC" != yes; then
2760         CPPFLAGS="-I\${includedir} $CPPFLAGS"
2761 elif test "$includedir" != "/usr/include"; then
2762         if test "$includedir" = '${prefix}/include' ; then
2763                 if test $prefix != /usr ; then
2764                         CPPFLAGS="-I\${includedir} $CPPFLAGS"
2765                 fi
2766         else
2767                 CPPFLAGS="-I\${includedir} $CPPFLAGS"
2768         fi
2769 fi
2770 if test "$srcdir" != "."; then
2771         CPPFLAGS="-I\${srcdir}/../include $CPPFLAGS"
2772 fi
2773 CPPFLAGS="-I. -I../include $CPPFLAGS"
2774 AC_SUBST(CPPFLAGS)
2775 ])dnl
2776 dnl ---------------------------------------------------------------------------
2777 dnl CF_INTEL_COMPILER version: 5 updated: 2013/02/10 10:41:05
2778 dnl -----------------
2779 dnl Check if the given compiler is really the Intel compiler for Linux.  It
2780 dnl tries to imitate gcc, but does not return an error when it finds a mismatch
2781 dnl between prototypes, e.g., as exercised by CF_MISSING_CHECK.
2782 dnl
2783 dnl This macro should be run "soon" after AC_PROG_CC or AC_PROG_CPLUSPLUS, to
2784 dnl ensure that it is not mistaken for gcc/g++.  It is normally invoked from
2785 dnl the wrappers for gcc and g++ warnings.
2786 dnl
2787 dnl $1 = GCC (default) or GXX
2788 dnl $2 = INTEL_COMPILER (default) or INTEL_CPLUSPLUS
2789 dnl $3 = CFLAGS (default) or CXXFLAGS
2790 AC_DEFUN([CF_INTEL_COMPILER],[
2791 AC_REQUIRE([AC_CANONICAL_HOST])
2792 ifelse([$2],,INTEL_COMPILER,[$2])=no
2793
2794 if test "$ifelse([$1],,[$1],GCC)" = yes ; then
2795         case $host_os in
2796         linux*|gnu*)
2797                 AC_MSG_CHECKING(if this is really Intel ifelse([$1],GXX,C++,C) compiler)
2798                 cf_save_CFLAGS="$ifelse([$3],,CFLAGS,[$3])"
2799                 ifelse([$3],,CFLAGS,[$3])="$ifelse([$3],,CFLAGS,[$3]) -no-gcc"
2800                 AC_TRY_COMPILE([],[
2801 #ifdef __INTEL_COMPILER
2802 #else
2803 make an error
2804 #endif
2805 ],[ifelse([$2],,INTEL_COMPILER,[$2])=yes
2806 cf_save_CFLAGS="$cf_save_CFLAGS -we147 -no-gcc"
2807 ],[])
2808                 ifelse([$3],,CFLAGS,[$3])="$cf_save_CFLAGS"
2809                 AC_MSG_RESULT($ifelse([$2],,INTEL_COMPILER,[$2]))
2810                 ;;
2811         esac
2812 fi
2813 ])dnl
2814 dnl ---------------------------------------------------------------------------
2815 dnl CF_ISASCII version: 4 updated: 2012/10/06 17:56:13
2816 dnl ----------
2817 dnl Check if we have either a function or macro for 'isascii()'.
2818 AC_DEFUN([CF_ISASCII],
2819 [
2820 AC_MSG_CHECKING(for isascii)
2821 AC_CACHE_VAL(cf_cv_have_isascii,[
2822         AC_TRY_LINK([#include <ctype.h>],[int x = isascii(' ')],
2823         [cf_cv_have_isascii=yes],
2824         [cf_cv_have_isascii=no])
2825 ])dnl
2826 AC_MSG_RESULT($cf_cv_have_isascii)
2827 test "$cf_cv_have_isascii" = yes && AC_DEFINE(HAVE_ISASCII,1,[Define to 1 if we have isascii()])
2828 ])dnl
2829 dnl ---------------------------------------------------------------------------
2830 dnl CF_LARGEFILE version: 8 updated: 2012/10/06 08:57:51
2831 dnl ------------
2832 dnl Add checks for large file support.
2833 AC_DEFUN([CF_LARGEFILE],[
2834 ifdef([AC_FUNC_FSEEKO],[
2835     AC_SYS_LARGEFILE
2836     if test "$enable_largefile" != no ; then
2837         AC_FUNC_FSEEKO
2838
2839         # Normally we would collect these definitions in the config.h,
2840         # but (like _XOPEN_SOURCE), some environments rely on having these
2841         # defined before any of the system headers are included.  Another
2842         # case comes up with C++, e.g., on AIX the compiler compiles the
2843         # header files by themselves before looking at the body files it is
2844         # told to compile.  For ncurses, those header files do not include
2845         # the config.h
2846         test "$ac_cv_sys_large_files"      != no && CPPFLAGS="$CPPFLAGS -D_LARGE_FILES "
2847         test "$ac_cv_sys_largefile_source" != no && CPPFLAGS="$CPPFLAGS -D_LARGEFILE_SOURCE "
2848         test "$ac_cv_sys_file_offset_bits" != no && CPPFLAGS="$CPPFLAGS -D_FILE_OFFSET_BITS=$ac_cv_sys_file_offset_bits "
2849
2850         AC_CACHE_CHECK(whether to use struct dirent64, cf_cv_struct_dirent64,[
2851                 AC_TRY_COMPILE([
2852 #include <sys/types.h>
2853 #include <dirent.h>
2854                 ],[
2855                 /* if transitional largefile support is setup, this is true */
2856                 extern struct dirent64 * readdir(DIR *);
2857                 struct dirent64 *x = readdir((DIR *)0);
2858                 struct dirent *y = readdir((DIR *)0);
2859                 int z = x - y;
2860                 ],
2861                 [cf_cv_struct_dirent64=yes],
2862                 [cf_cv_struct_dirent64=no])
2863         ])
2864         test "$cf_cv_struct_dirent64" = yes && AC_DEFINE(HAVE_STRUCT_DIRENT64,1,[Define to 1 if we have struct dirent64])
2865     fi
2866 ])
2867 ])
2868 dnl ---------------------------------------------------------------------------
2869 dnl CF_LDFLAGS_STATIC version: 10 updated: 2011/09/24 12:51:48
2870 dnl -----------------
2871 dnl Check for compiler/linker flags used to temporarily force usage of static
2872 dnl libraries.  This depends on the compiler and platform.  Use this to help
2873 dnl ensure that the linker picks up a given library based on its position in
2874 dnl the list of linker options and libraries.
2875 AC_DEFUN([CF_LDFLAGS_STATIC],[
2876
2877 if test "$GCC" = yes ; then
2878         case $cf_cv_system_name in #(
2879         OS/2*|os2*|aix[[4]]*|solaris2.1[[0-9]]|darwin*)         #( vi
2880                 LDFLAGS_STATIC=
2881                 LDFLAGS_SHARED=
2882                 ;;
2883     *)  #( normally, except when broken
2884         LDFLAGS_STATIC=-static
2885         LDFLAGS_SHARED=-dynamic
2886         ;;
2887     esac
2888 else
2889         case $cf_cv_system_name in #(
2890         aix[[4-7]]*)    #( from ld manpage
2891                 LDFLAGS_STATIC=-bstatic
2892                 LDFLAGS_SHARED=-bdynamic
2893                 ;;
2894         hpux*)          #( from ld manpage for hpux10.20, hpux11.11
2895                 # We could also use just "archive" and "shared".
2896                 LDFLAGS_STATIC=-Wl,-a,archive_shared
2897                 LDFLAGS_SHARED=-Wl,-a,shared_archive
2898                 ;;
2899         irix*)          #( from ld manpage IRIX64
2900                 LDFLAGS_STATIC=-Bstatic
2901                 LDFLAGS_SHARED=-Bdynamic
2902                 ;;
2903         osf[[45]]*)     #( from ld manpage osf4.0d, osf5.1
2904                 # alternative "-oldstyle_liblookup" (not in cc manpage)
2905                 LDFLAGS_STATIC=-noso
2906                 LDFLAGS_SHARED=-so_archive
2907                 ;;
2908         solaris2*)
2909                 LDFLAGS_STATIC=-Bstatic
2910                 LDFLAGS_SHARED=-Bdynamic
2911                 ;;
2912         esac
2913 fi
2914
2915 if test -n "$LDFLAGS_STATIC" && test -n "$LDFLAGS_SHARED"
2916 then
2917         AC_MSG_CHECKING(if linker supports switching between static/dynamic)
2918
2919         rm -f libconftest.a
2920         cat >conftest.$ac_ext <<EOF
2921 #line __oline__ "configure"
2922 #include <stdio.h>
2923 int cf_ldflags_static(FILE *fp) { return fflush(fp); }
2924 EOF
2925         if AC_TRY_EVAL(ac_compile) ; then
2926                 ( $AR $ARFLAGS libconftest.a conftest.o ) 2>&AC_FD_CC 1>/dev/null
2927                 ( eval $RANLIB libconftest.a ) 2>&AC_FD_CC >/dev/null
2928         fi
2929         rm -f conftest.*
2930
2931         cf_save_LIBS="$LIBS"
2932
2933         LIBS="$LDFLAGS_STATIC -L`pwd` -lconftest $LDFLAGS_DYNAMIC $LIBS"
2934         AC_TRY_LINK([
2935 #line __oline__ "configure"
2936 #include <stdio.h>
2937 int cf_ldflags_static(FILE *fp);
2938 ],[
2939         return cf_ldflags_static(stdin);
2940 ],[
2941         # some linkers simply ignore the -dynamic
2942         case x`file conftest$ac_exeext 2>/dev/null` in #(vi
2943         *static*) # (vi
2944                 cf_ldflags_static=no
2945                 ;;
2946         *)
2947                 cf_ldflags_static=yes
2948                 ;;
2949         esac
2950 ],[cf_ldflags_static=no])
2951
2952         rm -f libconftest.*
2953         LIBS="$cf_save_LIBS"
2954
2955         AC_MSG_RESULT($cf_ldflags_static)
2956
2957         if test $cf_ldflags_static != yes
2958         then
2959                 LDFLAGS_STATIC=
2960                 LDFLAGS_SHARED=
2961         fi
2962 else
2963         LDFLAGS_STATIC=
2964         LDFLAGS_SHARED=
2965 fi
2966
2967 AC_SUBST(LDFLAGS_STATIC)
2968 AC_SUBST(LDFLAGS_SHARED)
2969 ])
2970 dnl ---------------------------------------------------------------------------
2971 dnl CF_LD_RPATH_OPT version: 5 updated: 2011/07/17 14:48:41
2972 dnl ---------------
2973 dnl For the given system and compiler, find the compiler flags to pass to the
2974 dnl loader to use the "rpath" feature.
2975 AC_DEFUN([CF_LD_RPATH_OPT],
2976 [
2977 AC_REQUIRE([CF_CHECK_CACHE])
2978
2979 LD_RPATH_OPT=
2980 AC_MSG_CHECKING(for an rpath option)
2981 case $cf_cv_system_name in #(vi
2982 irix*) #(vi
2983         if test "$GCC" = yes; then
2984                 LD_RPATH_OPT="-Wl,-rpath,"
2985         else
2986                 LD_RPATH_OPT="-rpath "
2987         fi
2988         ;;
2989 linux*|gnu*|k*bsd*-gnu) #(vi
2990         LD_RPATH_OPT="-Wl,-rpath,"
2991         ;;
2992 openbsd[[2-9]].*|mirbsd*) #(vi
2993         LD_RPATH_OPT="-Wl,-rpath,"
2994         ;;
2995 dragonfly*|freebsd*) #(vi
2996         LD_RPATH_OPT="-rpath "
2997         ;;
2998 netbsd*) #(vi
2999         LD_RPATH_OPT="-Wl,-rpath,"
3000         ;;
3001 osf*|mls+*) #(vi
3002         LD_RPATH_OPT="-rpath "
3003         ;;
3004 solaris2*) #(vi
3005         LD_RPATH_OPT="-R"
3006         ;;
3007 *)
3008         ;;
3009 esac
3010 AC_MSG_RESULT($LD_RPATH_OPT)
3011
3012 case "x$LD_RPATH_OPT" in #(vi
3013 x-R*)
3014         AC_MSG_CHECKING(if we need a space after rpath option)
3015         cf_save_LIBS="$LIBS"
3016         CF_ADD_LIBS(${LD_RPATH_OPT}$libdir)
3017         AC_TRY_LINK(, , cf_rpath_space=no, cf_rpath_space=yes)
3018         LIBS="$cf_save_LIBS"
3019         AC_MSG_RESULT($cf_rpath_space)
3020         test "$cf_rpath_space" = yes && LD_RPATH_OPT="$LD_RPATH_OPT "
3021         ;;
3022 esac
3023 ])dnl
3024 dnl ---------------------------------------------------------------------------
3025 dnl CF_LIBRARY_PATH version: 9 updated: 2010/03/28 12:52:50
3026 dnl ---------------
3027 dnl Construct a search-list of directories for a nonstandard library-file
3028 dnl
3029 dnl Parameters
3030 dnl     $1 = the variable to return as result
3031 dnl     $2 = the package name
3032 AC_DEFUN([CF_LIBRARY_PATH],
3033 [
3034 $1=
3035 cf_library_path_list=""
3036 if test -n "${LDFLAGS}${LIBS}" ; then
3037         for cf_library_path in $LDFLAGS $LIBS
3038         do
3039                 case $cf_library_path in #(vi
3040                 -L*)
3041                         cf_library_path=`echo ".$cf_library_path" |sed -e 's/^...//' -e 's,/lib$,,'`
3042                         CF_ADD_SUBDIR_PATH($1,$2,lib,$cf_library_path,NONE)
3043                         cf_library_path_list="$cf_library_path_list [$]$1"
3044                         ;;
3045                 esac
3046         done
3047 fi
3048
3049 CF_SUBDIR_PATH($1,$2,lib)
3050
3051 $1="$cf_library_path_list [$]$1"
3052 ])dnl
3053 dnl ---------------------------------------------------------------------------
3054 dnl CF_LIB_PREFIX version: 9 updated: 2012/01/21 19:28:10
3055 dnl -------------
3056 dnl Compute the library-prefix for the given host system
3057 dnl $1 = variable to set
3058 define([CF_LIB_PREFIX],
3059 [
3060         case $cf_cv_system_name in #(vi
3061         OS/2*|os2*) #(vi
3062         LIB_PREFIX=''
3063         ;;
3064         *)      LIB_PREFIX='lib'
3065         ;;
3066         esac
3067 ifelse($1,,,[$1=$LIB_PREFIX])
3068         AC_SUBST(LIB_PREFIX)
3069 ])dnl
3070 dnl ---------------------------------------------------------------------------
3071 dnl CF_LIB_RULES version: 69 updated: 2013/03/09 19:22:30
3072 dnl ------------
3073 dnl Append definitions and rules for the given models to the subdirectory
3074 dnl Makefiles, and the recursion rule for the top-level Makefile.  If the
3075 dnl subdirectory is a library-source directory, modify the Libs_To_Make list in
3076 dnl the corresponding makefile to list the models that we'll generate.
3077 dnl
3078 dnl For shared libraries, make a list of symbolic links to construct when
3079 dnl generating each library.  The convention used for Linux is the simplest
3080 dnl one:
3081 dnl     lib<name>.so    ->
3082 dnl     lib<name>.so.<major>    ->
3083 dnl     lib<name>.so.<maj>.<minor>
3084 dnl
3085 dnl Note: Libs_To_Make is mixed case, since it is not a pure autoconf variable.
3086 AC_DEFUN([CF_LIB_RULES],
3087 [
3088 cf_prefix=$LIB_PREFIX
3089 AC_REQUIRE([CF_SUBST_NCURSES_VERSION])
3090
3091 case $cf_cv_shlib_version in #(vi
3092 cygdll|mingw)
3093         TINFO_NAME=$TINFO_ARG_SUFFIX
3094         TINFO_SUFFIX=.dll
3095         ;;
3096 esac
3097
3098 if test -n "$TINFO_SUFFIX" ; then
3099         case $TINFO_SUFFIX in
3100         tw*)
3101                 TINFO_NAME="${TINFO_NAME}tw"
3102                 TINFO_SUFFIX=`echo $TINFO_SUFFIX | sed 's/^tw//'`
3103                 ;;
3104         t*)
3105                 TINFO_NAME="${TINFO_NAME}t"
3106                 TINFO_SUFFIX=`echo $TINFO_SUFFIX | sed 's/^t//'`
3107                 ;;
3108         w*)
3109                 TINFO_NAME="${TINFO_NAME}w"
3110                 TINFO_SUFFIX=`echo $TINFO_SUFFIX | sed 's/^w//'`
3111                 ;;
3112         esac
3113 fi
3114
3115 for cf_dir in $SRC_SUBDIRS
3116 do
3117         if test ! -d $srcdir/$cf_dir ; then
3118                 continue
3119         elif test -f $srcdir/$cf_dir/modules; then
3120
3121                 SHARED_LIB=
3122                 Libs_To_Make=
3123                 for cf_item in $cf_LIST_MODELS
3124                 do
3125                         CF_LIB_SUFFIX($cf_item,cf_suffix,cf_depsuf)
3126                         cf_libname=$cf_dir
3127                         test "$cf_dir" = c++ && cf_libname=ncurses++
3128                         if test $cf_item = shared ; then
3129                         if test "$cf_cv_do_symlinks" = yes ; then
3130                                 case "$cf_cv_shlib_version" in #(vi
3131                                 rel) #(vi
3132                                         case "$cf_cv_system_name" in #(vi
3133                                         darwin*)
3134                                         case .${LIB_SUFFIX} in
3135                                         .tw*)
3136                                                 cf_suffix=`echo $cf_suffix | sed 's/^tw//'`
3137                                                 cf_suffix=tw'.${REL_VERSION}'"$cf_suffix"
3138                                                 ;;
3139                                         .t*)
3140                                                 cf_suffix=`echo $cf_suffix | sed 's/^t//'`
3141                                                 cf_suffix=t'.${REL_VERSION}'"$cf_suffix"
3142                                                 ;;
3143                                         .w*)
3144                                                 cf_suffix=`echo $cf_suffix | sed 's/^w//'`
3145                                                 cf_suffix=w'.${REL_VERSION}'"$cf_suffix"
3146                                                 ;;
3147                                         *)
3148                                                 cf_suffix='.${REL_VERSION}'"$cf_suffix"
3149                                                 ;;
3150                                         esac
3151                                         ;; #(vi
3152                                         *) cf_suffix="$cf_suffix"'.${REL_VERSION}' ;;
3153                                         esac
3154                                         ;;
3155                                 abi)
3156                                         case "$cf_cv_system_name" in #(vi
3157                                         darwin*)
3158                                         case .${LIB_SUFFIX} in
3159                                         .tw*)
3160                                                 cf_suffix=`echo $cf_suffix | sed 's/^tw//'`
3161                                                 cf_suffix=tw'.${ABI_VERSION}'"$cf_suffix"
3162                                                 ;;
3163                                         .t*)
3164                                                 cf_suffix=`echo $cf_suffix | sed 's/^t//'`
3165                                                 cf_suffix=t'.${ABI_VERSION}'"$cf_suffix"
3166                                                 ;;
3167                                         .w*)
3168                                                 cf_suffix=`echo $cf_suffix | sed 's/^w//'`
3169                                                 cf_suffix=w'.${ABI_VERSION}'"$cf_suffix"
3170                                                 ;;
3171                                         *)
3172                                                 cf_suffix='.${ABI_VERSION}'"$cf_suffix"
3173                                                 ;;
3174                                         esac
3175                                         ;; #(vi
3176                                         *) cf_suffix="$cf_suffix"'.${ABI_VERSION}' ;;
3177                                         esac
3178                                         ;;
3179                                 esac
3180                         fi
3181                         # cygwin needs import library, and has unique naming convention
3182                         # use autodetected ${cf_prefix} for import lib and static lib, but
3183                         # use 'cyg' prefix for shared lib.
3184                         case $cf_cv_shlib_version in #(vi
3185                         cygdll) #(vi
3186                                 cf_cygsuf=`echo "$cf_suffix" | sed -e 's/\.dll/\${ABI_VERSION}.dll/'`
3187                                 Libs_To_Make="$Libs_To_Make ../lib/cyg${cf_libname}${cf_cygsuf}"
3188                                 continue
3189                                 ;;
3190                         mingw)
3191                                 cf_cygsuf=`echo "$cf_suffix" | sed -e 's/\.dll/\${ABI_VERSION}.dll/'`
3192                                 Libs_To_Make="$Libs_To_Make ../lib/lib${cf_libname}${cf_cygsuf}"
3193                                 continue
3194                                 ;;
3195                         esac
3196                         fi
3197                         Libs_To_Make="$Libs_To_Make ../lib/${cf_prefix}${cf_libname}${cf_suffix}"
3198                 done
3199
3200                 if test $cf_dir = ncurses ; then
3201                         cf_subsets="$LIB_SUBSETS"
3202                         cf_r_parts="$cf_subsets"
3203                         cf_liblist="$Libs_To_Make"
3204
3205                         while test -n "$cf_r_parts"
3206                         do
3207                                 cf_l_parts=`echo "$cf_r_parts" |sed -e 's/ .*$//'`
3208                                 cf_r_parts=`echo "$cf_r_parts" |sed -e 's/^[[^ ]]* //'`
3209                                 if test "$cf_l_parts" != "$cf_r_parts" ; then
3210                                         cf_item=
3211                                         case $cf_l_parts in #(vi
3212                                         *termlib*) #(vi
3213                                                 cf_item=`echo $cf_liblist |sed -e s%${LIB_NAME}${LIB_SUFFIX}%${TINFO_LIB_SUFFIX}%g`
3214                                                 ;;
3215                                         *ticlib*)
3216                                                 cf_item=`echo $cf_liblist |sed -e s%${LIB_NAME}${LIB_SUFFIX}%${TICS_LIB_SUFFIX}%g`
3217                                                 ;;
3218                                         *)
3219                                                 break
3220                                                 ;;
3221                                         esac
3222                                         if test -n "$cf_item"; then
3223                                                 Libs_To_Make="$cf_item $Libs_To_Make"
3224                                         fi
3225                                 else
3226                                         break
3227                                 fi
3228                         done
3229                 else
3230                         cf_subsets=`echo "$LIB_SUBSETS" | sed -e 's/^termlib.* //'`
3231                 fi
3232
3233                 if test $cf_dir = c++; then
3234                         if test "x$with_shared_cxx" != xyes; then
3235                                 Libs_To_Make='../lib/$(LIBNAME)'
3236                         fi
3237                 fi
3238
3239                 sed -e "s%@Libs_To_Make@%$Libs_To_Make%" \
3240                     -e "s%@SHARED_LIB@%$SHARED_LIB%" \
3241                         $cf_dir/Makefile >$cf_dir/Makefile.out
3242                 mv $cf_dir/Makefile.out $cf_dir/Makefile
3243
3244                 $AWK -f $srcdir/mk-0th.awk \
3245                         libname="${cf_dir}${LIB_SUFFIX}" subsets="$LIB_SUBSETS" ticlib="$TICS_LIB_SUFFIX" termlib="$TINFO_LIB_SUFFIX" \
3246                         $srcdir/$cf_dir/modules >>$cf_dir/Makefile
3247
3248                 for cf_subset in $cf_subsets
3249                 do
3250                         cf_subdirs=
3251                         for cf_item in $cf_LIST_MODELS
3252                         do
3253
3254                         echo "Appending rules for ${cf_item} model (${cf_dir}: ${cf_subset})"
3255                         CF_UPPER(cf_ITEM,$cf_item)
3256
3257                         CXX_MODEL=$cf_ITEM
3258                         if test "$CXX_MODEL" = SHARED; then
3259                                 test "x$with_shared_cxx" = xno && CXX_MODEL=NORMAL
3260                         fi
3261
3262                         CF_LIB_SUFFIX($cf_item,cf_suffix,cf_depsuf)
3263                         CF_OBJ_SUBDIR($cf_item,cf_subdir)
3264
3265                         # Test for case where we build libtinfo with a different name.
3266                         cf_libname=$cf_dir
3267                         if test $cf_dir = ncurses ; then
3268                                 case $cf_subset in
3269                                 *base*)
3270                                         cf_libname=${cf_libname}$LIB_SUFFIX
3271                                         ;;
3272                                 *termlib*)
3273                                         cf_libname=$TINFO_LIB_SUFFIX
3274                                         ;;
3275                                 ticlib*)
3276                                         cf_libname=$TICS_LIB_SUFFIX
3277                                         ;;
3278                                 esac
3279                         elif test $cf_dir = c++ ; then
3280                                 cf_libname=ncurses++$LIB_SUFFIX
3281                         else
3282                                 cf_libname=${cf_libname}$LIB_SUFFIX
3283                         fi
3284                         if test -n "${DFT_ARG_SUFFIX}" ; then
3285                                 # undo $LIB_SUFFIX add-on in CF_LIB_SUFFIX
3286                                 cf_suffix=`echo $cf_suffix |sed -e "s%^${LIB_SUFFIX}%%"`
3287                         fi
3288
3289                         # These dependencies really are for development, not
3290                         # builds, but they are useful in porting, too.
3291                         cf_depend="../include/ncurses_cfg.h"
3292                         if test "$srcdir" = "."; then
3293                                 cf_reldir="."
3294                         else
3295                                 cf_reldir="\${srcdir}"
3296                         fi
3297
3298                         if test -f $srcdir/$cf_dir/$cf_dir.priv.h; then
3299                                 cf_depend="$cf_depend $cf_reldir/$cf_dir.priv.h"
3300                         elif test -f $srcdir/$cf_dir/curses.priv.h; then
3301                                 cf_depend="$cf_depend $cf_reldir/curses.priv.h"
3302                         fi
3303
3304                         cf_dir_suffix=
3305                         old_cf_suffix="$cf_suffix"
3306                         if test "$cf_cv_shlib_version_infix" = yes ; then
3307                         if test -n "$LIB_SUFFIX" ; then
3308                                 case $LIB_SUFFIX in
3309                                 tw*)
3310                                         cf_libname=`echo $cf_libname | sed 's/tw$//'`
3311                                         cf_suffix=`echo $cf_suffix | sed 's/^tw//'`
3312                                         cf_dir_suffix=tw
3313                                         ;;
3314                                 t*)
3315                                         cf_libname=`echo $cf_libname | sed 's/t$//'`
3316                                         cf_suffix=`echo $cf_suffix | sed 's/^t//'`
3317                                         cf_dir_suffix=t
3318                                         ;;
3319                                 w*)
3320                                         cf_libname=`echo $cf_libname | sed 's/w$//'`
3321                                         cf_suffix=`echo $cf_suffix | sed 's/^w//'`
3322                                         cf_dir_suffix=w
3323                                         ;;
3324                                 esac
3325                         fi
3326                         fi
3327
3328                         $AWK -f $srcdir/mk-1st.awk \
3329                                 name=${cf_libname}${cf_dir_suffix} \
3330                                 traces=$LIB_TRACING \
3331                                 MODEL=$cf_ITEM \
3332                                 CXX_MODEL=$CXX_MODEL \
3333                                 model=$cf_subdir \
3334                                 prefix=$cf_prefix \
3335                                 suffix=$cf_suffix \
3336                                 subset=$cf_subset \
3337                                 driver=$cf_cv_term_driver \
3338                                 SymLink="$LN_S" \
3339                                 TermlibRoot=$TINFO_NAME \
3340                                 TermlibSuffix=$TINFO_SUFFIX \
3341                                 ShlibVer=$cf_cv_shlib_version \
3342                                 ShlibVerInfix=$cf_cv_shlib_version_infix \
3343                                 ReLink=${cf_cv_do_relink:-no} \
3344                                 DoLinks=$cf_cv_do_symlinks \
3345                                 rmSoLocs=$cf_cv_rm_so_locs \
3346                                 ldconfig="$LDCONFIG" \
3347                                 overwrite=$WITH_OVERWRITE \
3348                                 depend="$cf_depend" \
3349                                 host="$host" \
3350                                 libtool_version="$LIBTOOL_VERSION" \
3351                                 $srcdir/$cf_dir/modules >>$cf_dir/Makefile
3352
3353                         cf_suffix="$old_cf_suffix"
3354
3355                         for cf_subdir2 in $cf_subdirs lib
3356                         do
3357                                 test $cf_subdir = $cf_subdir2 && break
3358                         done
3359                         test "${cf_subset}.${cf_subdir2}" != "${cf_subset}.${cf_subdir}" && \
3360                         $AWK -f $srcdir/mk-2nd.awk \
3361                                 name=$cf_dir \
3362                                 traces=$LIB_TRACING \
3363                                 MODEL=$cf_ITEM \
3364                                 model=$cf_subdir \
3365                                 subset=$cf_subset \
3366                                 srcdir=$srcdir \
3367                                 echo=$WITH_ECHO \
3368                                 crenames=$cf_cv_prog_CC_c_o \
3369                                 cxxrenames=$cf_cv_prog_CXX_c_o \
3370                                 $srcdir/$cf_dir/modules >>$cf_dir/Makefile
3371                         cf_subdirs="$cf_subdirs $cf_subdir"
3372                         done
3373                 done
3374         fi
3375
3376         echo '  cd '$cf_dir' && ${MAKE} ${TOP_MFLAGS} [$]@' >>Makefile
3377 done
3378
3379 for cf_dir in $SRC_SUBDIRS
3380 do
3381         if test ! -d $srcdir/$cf_dir ; then
3382                 continue
3383         fi
3384
3385         if test -f $cf_dir/Makefile ; then
3386                 case "$cf_dir" in
3387                 Ada95) #(vi
3388                         echo 'libs \' >> Makefile
3389                         echo 'install.libs \' >> Makefile
3390                         echo 'uninstall.libs ::' >> Makefile
3391                         echo '  cd '$cf_dir' && ${MAKE} ${TOP_MFLAGS} [$]@' >> Makefile
3392                         ;;
3393                 esac
3394         fi
3395
3396         if test -f $srcdir/$cf_dir/modules; then
3397                 echo >> Makefile
3398                 if test -f $srcdir/$cf_dir/headers; then
3399 cat >> Makefile <<CF_EOF
3400 install.includes \\
3401 uninstall.includes \\
3402 CF_EOF
3403                 fi
3404 if test "$cf_dir" != "c++" ; then
3405 echo 'lint \' >> Makefile
3406 fi
3407 cat >> Makefile <<CF_EOF
3408 libs \\
3409 lintlib \\
3410 install.libs \\
3411 uninstall.libs \\
3412 install.$cf_dir \\
3413 uninstall.$cf_dir ::
3414         cd $cf_dir && \${MAKE} \${TOP_MFLAGS} \[$]@
3415 CF_EOF
3416         elif test -f $srcdir/$cf_dir/headers; then
3417 cat >> Makefile <<CF_EOF
3418
3419 libs \\
3420 install.libs \\
3421 uninstall.libs \\
3422 install.includes \\
3423 uninstall.includes ::
3424         cd $cf_dir && \${MAKE} \${TOP_MFLAGS} \[$]@
3425 CF_EOF
3426 fi
3427 done
3428
3429 cat >> Makefile <<CF_EOF
3430
3431 install.libs uninstall.libs \\
3432 install.data uninstall.data ::
3433 $MAKE_TERMINFO  cd misc && \${MAKE} \${TOP_MFLAGS} \[$]@
3434 CF_EOF
3435
3436 if test "x$cf_with_manpages" = xyes; then
3437 cat >> Makefile <<CF_EOF
3438
3439 install.man \\
3440 uninstall.man ::
3441         cd man && \${MAKE} \${TOP_MFLAGS} \[$]@
3442 CF_EOF
3443 fi
3444
3445 cat >> Makefile <<CF_EOF
3446
3447 distclean ::
3448         rm -f config.cache config.log config.status Makefile include/ncurses_cfg.h
3449         rm -f headers.sh headers.sed mk_shared_lib.sh
3450         rm -f edit_man.* man_alias.*
3451         rm -rf \${DIRS_TO_MAKE}
3452 CF_EOF
3453
3454 # Special case: tack's manpage lives in its own directory.
3455 if test "x$cf_with_manpages" = xyes; then
3456 if test -d tack ; then
3457 if test -f $srcdir/$tack.h; then
3458 cat >> Makefile <<CF_EOF
3459
3460 install.man \\
3461 uninstall.man ::
3462         cd tack && \${MAKE} \${TOP_MFLAGS} \[$]@
3463 CF_EOF
3464 fi
3465 fi
3466 fi
3467
3468 dnl If we're installing into a subdirectory of /usr/include, etc., we should
3469 dnl prepend the subdirectory's name to the "#include" paths.  It won't hurt
3470 dnl anything, and will make it more standardized.  It's awkward to decide this
3471 dnl at configuration because of quoting, so we'll simply make all headers
3472 dnl installed via a script that can do the right thing.
3473
3474 rm -f headers.sed headers.sh
3475
3476 dnl ( generating this script makes the makefiles a little tidier :-)
3477 echo creating headers.sh
3478 cat >headers.sh <<CF_EOF
3479 #! /bin/sh
3480 # This shell script is generated by the 'configure' script.  It is invoked in a
3481 # subdirectory of the build tree.  It generates a sed-script in the parent
3482 # directory that is used to adjust includes for header files that reside in a
3483 # subdirectory of /usr/include, etc.
3484 PRG=""
3485 while test \[$]# != 3
3486 do
3487 PRG="\$PRG \[$]1"; shift
3488 done
3489 DST=\[$]1
3490 REF=\[$]2
3491 SRC=\[$]3
3492 TMPSRC=\${TMPDIR:-/tmp}/\`basename \$SRC\`\$\$
3493 TMPSED=\${TMPDIR:-/tmp}/headers.sed\$\$
3494 echo installing \$SRC in \$DST
3495 CF_EOF
3496
3497 if test $WITH_CURSES_H = yes; then
3498         cat >>headers.sh <<CF_EOF
3499 case \$DST in
3500 /*/include/*)
3501         END=\`basename \$DST\`
3502         for i in \`cat \$REF/../*/headers |fgrep -v "#"\`
3503         do
3504                 NAME=\`basename \$i\`
3505                 echo "s/<\$NAME>/<\$END\/\$NAME>/" >> \$TMPSED
3506         done
3507         ;;
3508 *)
3509         echo "" >> \$TMPSED
3510         ;;
3511 esac
3512 CF_EOF
3513
3514 else
3515         cat >>headers.sh <<CF_EOF
3516 case \$DST in
3517 /*/include/*)
3518         END=\`basename \$DST\`
3519         for i in \`cat \$REF/../*/headers |fgrep -v "#"\`
3520         do
3521                 NAME=\`basename \$i\`
3522                 if test "\$NAME" = "curses.h"
3523                 then
3524                         echo "s/<curses.h>/<ncurses.h>/" >> \$TMPSED
3525                         NAME=ncurses.h
3526                 fi
3527                 echo "s/<\$NAME>/<\$END\/\$NAME>/" >> \$TMPSED
3528         done
3529         ;;
3530 *)
3531         echo "s/<curses.h>/<ncurses.h>/" >> \$TMPSED
3532         ;;
3533 esac
3534 CF_EOF
3535 fi
3536 cat >>headers.sh <<CF_EOF
3537 rm -f \$TMPSRC
3538 sed -f \$TMPSED \$SRC > \$TMPSRC
3539 NAME=\`basename \$SRC\`
3540 CF_EOF
3541 if test $WITH_CURSES_H != yes; then
3542         cat >>headers.sh <<CF_EOF
3543 test "\$NAME" = "curses.h" && NAME=ncurses.h
3544 CF_EOF
3545 fi
3546 cat >>headers.sh <<CF_EOF
3547 # Just in case someone gzip'd manpages, remove the conflicting copy.
3548 test -f \$DST/\$NAME.gz && rm -f \$DST/\$NAME.gz
3549
3550 eval \$PRG \$TMPSRC \$DST/\$NAME
3551 rm -f \$TMPSRC \$TMPSED
3552 CF_EOF
3553
3554 chmod 0755 headers.sh
3555
3556 for cf_dir in $SRC_SUBDIRS
3557 do
3558         if test ! -d $srcdir/$cf_dir ; then
3559                 continue
3560         fi
3561
3562         if test -f $srcdir/$cf_dir/headers; then
3563                 $AWK -f $srcdir/mk-hdr.awk \
3564                         subset="$LIB_SUBSETS" \
3565                         compat="$WITH_CURSES_H" \
3566                         $srcdir/$cf_dir/headers >>$cf_dir/Makefile
3567         fi
3568
3569         if test -f $srcdir/$cf_dir/modules; then
3570                 if test "$cf_dir" != "c++" ; then
3571                         cat >>$cf_dir/Makefile <<"CF_EOF"
3572 depend : ${AUTO_SRC}
3573         makedepend -- ${CPPFLAGS} -- ${C_SRC}
3574
3575 # DO NOT DELETE THIS LINE -- make depend depends on it.
3576 CF_EOF
3577                 fi
3578         fi
3579 done
3580 AC_SUBST(Libs_To_Make)
3581 ])dnl
3582 dnl ---------------------------------------------------------------------------
3583 dnl CF_LIB_SONAME version: 5 updated: 2010/08/14 18:25:37
3584 dnl -------------
3585 dnl Find the and soname for the given shared library.  Set the cache variable
3586 dnl cf_cv_$3_soname to this, unless it is not found.  Then set the cache
3587 dnl variable to "unknown".
3588 dnl
3589 dnl $1 = headers
3590 dnl $2 = code
3591 dnl $3 = library name
3592 AC_DEFUN([CF_LIB_SONAME],
3593 [
3594 AC_CACHE_CHECK(for soname of $3 library,cf_cv_$3_soname,[
3595
3596 cf_cv_$3_soname=unknown
3597 if test "$cross_compiling" != yes ; then
3598 cat >conftest.$ac_ext <<CF_EOF
3599 $1
3600 int main()
3601 {
3602 $2
3603         ${cf_cv_main_return:-return}(0);
3604 }
3605 CF_EOF
3606 cf_save_LIBS="$LIBS"
3607         CF_ADD_LIB($3)
3608         if AC_TRY_EVAL(ac_compile) ; then
3609                 if AC_TRY_EVAL(ac_link) ; then
3610                         cf_cv_$3_soname=`ldd conftest$ac_exeext 2>/dev/null | sed -e 's,^.*/,,' -e 's, .*$,,' | fgrep lib$3.`
3611                         test -z "$cf_cv_$3_soname" && cf_cv_$3_soname=unknown
3612                 fi
3613         fi
3614 rm -rf conftest*
3615 LIBS="$cf_save_LIBS"
3616 fi
3617 ])
3618 ])
3619 dnl ---------------------------------------------------------------------------
3620 dnl CF_LIB_SUFFIX version: 18 updated: 2012/02/25 15:20:07
3621 dnl -------------
3622 dnl Compute the library file-suffix from the given model name
3623 dnl $1 = model name
3624 dnl $2 = variable to set (the nominal library suffix)
3625 dnl $3 = dependency variable to set (actual filename)
3626 dnl The variable $LIB_SUFFIX, if set, prepends the variable to set.
3627 AC_DEFUN([CF_LIB_SUFFIX],
3628 [
3629         AC_REQUIRE([CF_SUBST_NCURSES_VERSION])
3630         case $1 in #(vi
3631         libtool) #(vi
3632                 $2='.la'
3633                 $3=[$]$2
3634                 ;;
3635         normal) #(vi
3636                 $2='.a'
3637                 $3=[$]$2
3638                 ;;
3639         debug) #(vi
3640                 $2='_g.a'
3641                 $3=[$]$2
3642                 ;;
3643         profile) #(vi
3644                 $2='_p.a'
3645                 $3=[$]$2
3646                 ;;
3647         shared) #(vi
3648                 case $cf_cv_system_name in
3649                 aix[[5-7]]*) #(vi
3650                         $2='.a'
3651                         $3=[$]$2
3652                         ;;
3653                 cygwin*|mingw*) #(vi
3654                         $2='.dll'
3655                         $3='.dll.a'
3656                         ;;
3657                 darwin*) #(vi
3658                         $2='.dylib'
3659                         $3=[$]$2
3660                         ;;
3661                 hpux*) #(vi
3662                         case $target in
3663                         ia64*) #(vi
3664                                 $2='.so'
3665                                 $3=[$]$2
3666                                 ;;
3667                         *) #(vi
3668                                 $2='.sl'
3669                                 $3=[$]$2
3670                                 ;;
3671                         esac
3672                         ;;
3673                 *)      $2='.so'
3674                         $3=[$]$2
3675                         ;;
3676                 esac
3677         esac
3678         test -n "$LIB_SUFFIX" && $2="${LIB_SUFFIX}[$]{$2}"
3679         test -n "$LIB_SUFFIX" && $3="${LIB_SUFFIX}[$]{$3}"
3680 ])dnl
3681 dnl ---------------------------------------------------------------------------
3682 dnl CF_LIB_TYPE version: 4 updated: 2000/10/20 22:57:49
3683 dnl -----------
3684 dnl Compute the string to append to -library from the given model name
3685 dnl $1 = model name
3686 dnl $2 = variable to set
3687 dnl The variable $LIB_SUFFIX, if set, prepends the variable to set.
3688 AC_DEFUN([CF_LIB_TYPE],
3689 [
3690         case $1 in
3691         libtool) $2=''   ;;
3692         normal)  $2=''   ;;
3693         debug)   $2='_g' ;;
3694         profile) $2='_p' ;;
3695         shared)  $2=''   ;;
3696         esac
3697         test -n "$LIB_SUFFIX" && $2="${LIB_SUFFIX}[$]{$2}"
3698 ])dnl
3699 dnl ---------------------------------------------------------------------------
3700 dnl CF_LINK_DATAONLY version: 10 updated: 2012/10/06 17:41:51
3701 dnl ----------------
3702 dnl Some systems have a non-ANSI linker that doesn't pull in modules that have
3703 dnl only data (i.e., no functions), for example NeXT.  On those systems we'll
3704 dnl have to provide wrappers for global tables to ensure they're linked
3705 dnl properly.
3706 AC_DEFUN([CF_LINK_DATAONLY],
3707 [
3708 AC_MSG_CHECKING([if data-only library module links])
3709 AC_CACHE_VAL(cf_cv_link_dataonly,[
3710         rm -f conftest.a
3711         cat >conftest.$ac_ext <<EOF
3712 #line __oline__ "configure"
3713 int     testdata[[3]] = { 123, 456, 789 };
3714 EOF
3715         if AC_TRY_EVAL(ac_compile) ; then
3716                 mv conftest.o data.o && \
3717                 ( $AR $ARFLAGS conftest.a data.o ) 2>&AC_FD_CC 1>/dev/null
3718         fi
3719         rm -f conftest.$ac_ext data.o
3720         cat >conftest.$ac_ext <<EOF
3721 #line __oline__ "configure"
3722 int     testfunc()
3723 {
3724 #if defined(NeXT)
3725         ${cf_cv_main_return:-return}(1);        /* I'm told this linker is broken */
3726 #else
3727         extern int testdata[[3]];
3728         return testdata[[0]] == 123
3729            &&  testdata[[1]] == 456
3730            &&  testdata[[2]] == 789;
3731 #endif
3732 }
3733 EOF
3734         if AC_TRY_EVAL(ac_compile); then
3735                &n