aclocal.m4

   1 dnl***************************************************************************
   2 dnl Copyright (c) 1998-2009,2010 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 1.537 2010/07/03 21:15:56 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_ADA_INCLUDE_DIRS version: 6 updated: 2010/02/26 19:52:07
  66 dnl -------------------
  67 dnl Construct the list of include-options for the C programs in the Ada95
  68 dnl binding.
  69 AC_DEFUN([CF_ADA_INCLUDE_DIRS],
  70 [
  71 ACPPFLAGS="-I. -I../include -I../../include $ACPPFLAGS"
  72 if test "$srcdir" != "."; then
  73         ACPPFLAGS="-I\${srcdir}/../../include $ACPPFLAGS"
  74 fi
  75 if test "$GCC" != yes; then
  76         ACPPFLAGS="$ACPPFLAGS -I\${includedir}"
  77 elif test "$includedir" != "/usr/include"; then
  78         if test "$includedir" = '${prefix}/include' ; then
  79                 if test $prefix != /usr ; then
  80                         ACPPFLAGS="$ACPPFLAGS -I\${includedir}"
  81                 fi
  82         else
  83                 ACPPFLAGS="$ACPPFLAGS -I\${includedir}"
  84         fi
  85 fi
  86 AC_SUBST(ACPPFLAGS)
  87 ])dnl
  88 dnl ---------------------------------------------------------------------------
  89 dnl CF_ADD_ADAFLAGS version: 1 updated: 2010/06/19 15:22:18
  90 dnl ---------------
  91 dnl Add to $ADAFLAGS, which is substituted into makefile and scripts.
  92 AC_DEFUN([CF_ADD_ADAFLAGS],[
  93         ADAFLAGS="$ADAFLAGS $1"
  94         AC_SUBST(ADAFLAGS)
  95 ])dnl
  96 dnl ---------------------------------------------------------------------------
  97 dnl CF_ADD_CFLAGS version: 10 updated: 2010/05/26 05:38:42
  98 dnl -------------
  99 dnl Copy non-preprocessor flags to $CFLAGS, preprocessor flags to $CPPFLAGS
 100 dnl The second parameter if given makes this macro verbose.
 101 dnl
 102 dnl Put any preprocessor definitions that use quoted strings in $EXTRA_CPPFLAGS,
 103 dnl to simplify use of $CPPFLAGS in compiler checks, etc., that are easily
 104 dnl confused by the quotes (which require backslashes to keep them usable).
 105 AC_DEFUN([CF_ADD_CFLAGS],
 106 [
 107 cf_fix_cppflags=no
 108 cf_new_cflags=
 109 cf_new_cppflags=
 110 cf_new_extra_cppflags=
 111
 112 for cf_add_cflags in $1
 113 do
 114 case $cf_fix_cppflags in
 115 no)
 116         case $cf_add_cflags in #(vi
 117         -undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C) #(vi
 118                 case $cf_add_cflags in
 119                 -D*)
 120                         cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[[^=]]*='\''\"[[^"]]*//'`
 121
 122                         test "${cf_add_cflags}" != "${cf_tst_cflags}" \
 123                                 && test -z "${cf_tst_cflags}" \
 124                                 && cf_fix_cppflags=yes
 125
 126                         if test $cf_fix_cppflags = yes ; then
 127                                 cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
 128                                 continue
 129                         elif test "${cf_tst_cflags}" = "\"'" ; then
 130                                 cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
 131                                 continue
 132                         fi
 133                         ;;
 134                 esac
 135                 case "$CPPFLAGS" in
 136                 *$cf_add_cflags) #(vi
 137                         ;;
 138                 *) #(vi
 139                         case $cf_add_cflags in #(vi
 140                         -D*)
 141                                 cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
 142                                 CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,$cf_tst_cppflags)
 143                                 ;;
 144                         esac
 145                         cf_new_cppflags="$cf_new_cppflags $cf_add_cflags"
 146                         ;;
 147                 esac
 148                 ;;
 149         *)
 150                 cf_new_cflags="$cf_new_cflags $cf_add_cflags"
 151                 ;;
 152         esac
 153         ;;
 154 yes)
 155         cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
 156
 157         cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[[^"]]*"'\''//'`
 158
 159         test "${cf_add_cflags}" != "${cf_tst_cflags}" \
 160                 && test -z "${cf_tst_cflags}" \
 161                 && cf_fix_cppflags=no
 162         ;;
 163 esac
 164 done
 165
 166 if test -n "$cf_new_cflags" ; then
 167         ifelse([$2],,,[CF_VERBOSE(add to \$CFLAGS $cf_new_cflags)])
 168         CFLAGS="$CFLAGS $cf_new_cflags"
 169 fi
 170
 171 if test -n "$cf_new_cppflags" ; then
 172         ifelse([$2],,,[CF_VERBOSE(add to \$CPPFLAGS $cf_new_cppflags)])
 173         CPPFLAGS="$CPPFLAGS $cf_new_cppflags"
 174 fi
 175
 176 if test -n "$cf_new_extra_cppflags" ; then
 177         ifelse([$2],,,[CF_VERBOSE(add to \$EXTRA_CPPFLAGS $cf_new_extra_cppflags)])
 178         EXTRA_CPPFLAGS="$cf_new_extra_cppflags $EXTRA_CPPFLAGS"
 179 fi
 180
 181 AC_SUBST(EXTRA_CPPFLAGS)
 182
 183 ])dnl
 184 dnl ---------------------------------------------------------------------------
 185 dnl CF_ADD_INCDIR version: 13 updated: 2010/05/26 16:44:57
 186 dnl -------------
 187 dnl Add an include-directory to $CPPFLAGS.  Don't add /usr/include, since it's
 188 dnl redundant.  We don't normally need to add -I/usr/local/include for gcc,
 189 dnl but old versions (and some misinstalled ones) need that.  To make things
 190 dnl worse, gcc 3.x may give error messages if -I/usr/local/include is added to
 191 dnl the include-path).
 192 AC_DEFUN([CF_ADD_INCDIR],
 193 [
 194 if test -n "$1" ; then
 195   for cf_add_incdir in $1
 196   do
 197         while test $cf_add_incdir != /usr/include
 198         do
 199           if test -d $cf_add_incdir
 200           then
 201                 cf_have_incdir=no
 202                 if test -n "$CFLAGS$CPPFLAGS" ; then
 203                   # a loop is needed to ensure we can add subdirs of existing dirs
 204                   for cf_test_incdir in $CFLAGS $CPPFLAGS ; do
 205                         if test ".$cf_test_incdir" = ".-I$cf_add_incdir" ; then
 206                           cf_have_incdir=yes; break
 207                         fi
 208                   done
 209                 fi
 210
 211                 if test "$cf_have_incdir" = no ; then
 212                   if test "$cf_add_incdir" = /usr/local/include ; then
 213                         if test "$GCC" = yes
 214                         then
 215                           cf_save_CPPFLAGS=$CPPFLAGS
 216                           CPPFLAGS="$CPPFLAGS -I$cf_add_incdir"
 217                           AC_TRY_COMPILE([#include <stdio.h>],
 218                                   [printf("Hello")],
 219                                   [],
 220                                   [cf_have_incdir=yes])
 221                           CPPFLAGS=$cf_save_CPPFLAGS
 222                         fi
 223                   fi
 224                 fi
 225
 226                 if test "$cf_have_incdir" = no ; then
 227                   CF_VERBOSE(adding $cf_add_incdir to include-path)
 228                   ifelse([$2],,CPPFLAGS,[$2])="$ifelse([$2],,CPPFLAGS,[$2]) -I$cf_add_incdir"
 229
 230                   cf_top_incdir=`echo $cf_add_incdir | sed -e 's%/include/.*$%/include%'`
 231                   test "$cf_top_incdir" = "$cf_add_incdir" && break
 232                   cf_add_incdir="$cf_top_incdir"
 233                 else
 234                   break
 235                 fi
 236           fi
 237         done
 238   done
 239 fi
 240 ])dnl
 241 dnl ---------------------------------------------------------------------------
 242 dnl CF_ADD_LIB version: 2 updated: 2010/06/02 05:03:05
 243 dnl ----------
 244 dnl Add a library, used to enforce consistency.
 245 dnl
 246 dnl $1 = library to add, without the "-l"
 247 dnl $2 = variable to update (default $LIBS)
 248 AC_DEFUN([CF_ADD_LIB],[CF_ADD_LIBS(-l$1,ifelse($2,,LIBS,[$2]))])dnl
 249 dnl ---------------------------------------------------------------------------
 250 dnl CF_ADD_LIBDIR version: 9 updated: 2010/05/26 16:44:57
 251 dnl -------------
 252 dnl     Adds to the library-path
 253 dnl
 254 dnl     Some machines have trouble with multiple -L options.
 255 dnl
 256 dnl $1 is the (list of) directory(s) to add
 257 dnl $2 is the optional name of the variable to update (default LDFLAGS)
 258 dnl
 259 AC_DEFUN([CF_ADD_LIBDIR],
 260 [
 261 if test -n "$1" ; then
 262   for cf_add_libdir in $1
 263   do
 264     if test $cf_add_libdir = /usr/lib ; then
 265       :
 266     elif test -d $cf_add_libdir
 267     then
 268       cf_have_libdir=no
 269       if test -n "$LDFLAGS$LIBS" ; then
 270         # a loop is needed to ensure we can add subdirs of existing dirs
 271         for cf_test_libdir in $LDFLAGS $LIBS ; do
 272           if test ".$cf_test_libdir" = ".-L$cf_add_libdir" ; then
 273             cf_have_libdir=yes; break
 274           fi
 275         done
 276       fi
 277       if test "$cf_have_libdir" = no ; then
 278         CF_VERBOSE(adding $cf_add_libdir to library-path)
 279         ifelse([$2],,LDFLAGS,[$2])="-L$cf_add_libdir $ifelse([$2],,LDFLAGS,[$2])"
 280       fi
 281     fi
 282   done
 283 fi
 284 ])dnl
 285 dnl ---------------------------------------------------------------------------
 286 dnl CF_ADD_LIBS version: 1 updated: 2010/06/02 05:03:05
 287 dnl -----------
 288 dnl Add one or more libraries, used to enforce consistency.
 289 dnl
 290 dnl $1 = libraries to add, with the "-l", etc.
 291 dnl $2 = variable to update (default $LIBS)
 292 AC_DEFUN([CF_ADD_LIBS],[ifelse($2,,LIBS,[$2])="$1 [$]ifelse($2,,LIBS,[$2])"])dnl
 293 dnl ---------------------------------------------------------------------------
 294 dnl CF_ADD_SUBDIR_PATH version: 2 updated: 2007/07/29 10:12:59
 295 dnl ------------------
 296 dnl Append to a search-list for a nonstandard header/lib-file
 297 dnl     $1 = the variable to return as result
 298 dnl     $2 = the package name
 299 dnl     $3 = the subdirectory, e.g., bin, include or lib
 300 dnl $4 = the directory under which we will test for subdirectories
 301 dnl $5 = a directory that we do not want $4 to match
 302 AC_DEFUN([CF_ADD_SUBDIR_PATH],
 303 [
 304 test "$4" != "$5" && \
 305 test -d "$4" && \
 306 ifelse([$5],NONE,,[(test $5 = NONE || test -d $5) &&]) {
 307         test -n "$verbose" && echo "    ... testing for $3-directories under $4"
 308         test -d $4/$3 &&          $1="[$]$1 $4/$3"
 309         test -d $4/$3/$2 &&       $1="[$]$1 $4/$3/$2"
 310         test -d $4/$3/$2/$3 &&    $1="[$]$1 $4/$3/$2/$3"
 311         test -d $4/$2/$3 &&       $1="[$]$1 $4/$2/$3"
 312         test -d $4/$2/$3/$2 &&    $1="[$]$1 $4/$2/$3/$2"
 313 }
 314 ])dnl
 315 dnl ---------------------------------------------------------------------------
 316 dnl CF_ANSI_CC_CHECK version: 9 updated: 2001/12/30 17:53:34
 317 dnl ----------------
 318 dnl This is adapted from the macros 'fp_PROG_CC_STDC' and 'fp_C_PROTOTYPES'
 319 dnl in the sharutils 4.2 distribution.
 320 AC_DEFUN([CF_ANSI_CC_CHECK],
 321 [
 322 AC_CACHE_CHECK(for ${CC-cc} option to accept ANSI C, cf_cv_ansi_cc,[
 323 cf_cv_ansi_cc=no
 324 cf_save_CFLAGS="$CFLAGS"
 325 cf_save_CPPFLAGS="$CPPFLAGS"
 326 # Don't try gcc -ansi; that turns off useful extensions and
 327 # breaks some systems' header files.
 328 # AIX                   -qlanglvl=ansi
 329 # Ultrix and OSF/1      -std1
 330 # HP-UX                 -Aa -D_HPUX_SOURCE
 331 # SVR4                  -Xc
 332 # UnixWare 1.2          (cannot use -Xc, since ANSI/POSIX clashes)
 333 for cf_arg in "-DCC_HAS_PROTOS" \
 334         "" \
 335         -qlanglvl=ansi \
 336         -std1 \
 337         -Ae \
 338         "-Aa -D_HPUX_SOURCE" \
 339         -Xc
 340 do
 341         CF_ADD_CFLAGS($cf_arg)
 342         AC_TRY_COMPILE(
 343 [
 344 #ifndef CC_HAS_PROTOS
 345 #if !defined(__STDC__) || (__STDC__ != 1)
 346 choke me
 347 #endif
 348 #endif
 349 ],[
 350         int test (int i, double x);
 351         struct s1 {int (*f) (int a);};
 352         struct s2 {int (*f) (double a);};],
 353         [cf_cv_ansi_cc="$cf_arg"; break])
 354 done
 355 CFLAGS="$cf_save_CFLAGS"
 356 CPPFLAGS="$cf_save_CPPFLAGS"
 357 ])
 358
 359 if test "$cf_cv_ansi_cc" != "no"; then
 360 if test ".$cf_cv_ansi_cc" != ".-DCC_HAS_PROTOS"; then
 361         CF_ADD_CFLAGS($cf_cv_ansi_cc)
 362 else
 363         AC_DEFINE(CC_HAS_PROTOS)
 364 fi
 365 fi
 366 ])dnl
 367 dnl ---------------------------------------------------------------------------
 368 dnl CF_ANSI_CC_REQD version: 4 updated: 2008/03/23 14:48:54
 369 dnl ---------------
 370 dnl For programs that must use an ANSI compiler, obtain compiler options that
 371 dnl will make it recognize prototypes.  We'll do preprocessor checks in other
 372 dnl macros, since tools such as unproto can fake prototypes, but only part of
 373 dnl the preprocessor.
 374 AC_DEFUN([CF_ANSI_CC_REQD],
 375 [AC_REQUIRE([CF_ANSI_CC_CHECK])
 376 if test "$cf_cv_ansi_cc" = "no"; then
 377         AC_MSG_ERROR(
 378 [Your compiler does not appear to recognize prototypes.
 379 You have the following choices:
 380         a. adjust your compiler options
 381         b. get an up-to-date compiler
 382         c. use a wrapper such as unproto])
 383 fi
 384 ])dnl
 385 dnl ---------------------------------------------------------------------------
 386 dnl CF_ARG_DISABLE version: 3 updated: 1999/03/30 17:24:31
 387 dnl --------------
 388 dnl Allow user to disable a normally-on option.
 389 AC_DEFUN([CF_ARG_DISABLE],
 390 [CF_ARG_OPTION($1,[$2],[$3],[$4],yes)])dnl
 391 dnl ---------------------------------------------------------------------------
 392 dnl CF_ARG_OPTION version: 4 updated: 2010/05/26 05:38:42
 393 dnl -------------
 394 dnl Restricted form of AC_ARG_ENABLE that ensures user doesn't give bogus
 395 dnl values.
 396 dnl
 397 dnl Parameters:
 398 dnl $1 = option name
 399 dnl $2 = help-string
 400 dnl $3 = action to perform if option is not default
 401 dnl $4 = action if perform if option is default
 402 dnl $5 = default option value (either 'yes' or 'no')
 403 AC_DEFUN([CF_ARG_OPTION],
 404 [AC_ARG_ENABLE([$1],[$2],[test "$enableval" != ifelse([$5],no,yes,no) && enableval=ifelse([$5],no,no,yes)
 405   if test "$enableval" != "$5" ; then
 406 ifelse([$3],,[    :]dnl
 407 ,[    $3]) ifelse([$4],,,[
 408   else
 409     $4])
 410   fi],[enableval=$5 ifelse([$4],,,[
 411   $4
 412 ])dnl
 413   ])])dnl
 414 dnl ---------------------------------------------------------------------------
 415 dnl CF_AR_FLAGS version: 5 updated: 2010/05/20 20:24:29
 416 dnl -----------
 417 dnl Check for suitable "ar" (archiver) options for updating an archive.
 418 AC_DEFUN([CF_AR_FLAGS],[
 419 AC_REQUIRE([CF_PROG_AR])
 420
 421 AC_CACHE_CHECK(for options to update archives, cf_cv_ar_flags,[
 422         cf_cv_ar_flags=unknown
 423         for cf_ar_flags in -curv curv -crv crv -cqv cqv -rv rv
 424         do
 425
 426                 # check if $ARFLAGS already contains this choice
 427                 if test "x$ARFLAGS" != "x" ; then
 428                         cf_check_ar_flags=`echo "x$ARFLAGS" | sed -e "s/$cf_ar_flags\$//" -e "s/$cf_ar_flags / /"`
 429                         if test "x$ARFLAGS" != "$cf_check_ar_flags" ; then
 430                                 cf_cv_ar_flags=
 431                                 break
 432                         fi
 433                 fi
 434
 435                 rm -f conftest.$ac_cv_objext
 436                 rm -f conftest.a
 437
 438                 cat >conftest.$ac_ext <<EOF
 439 #line __oline__ "configure"
 440 int     testdata[[3]] = { 123, 456, 789 };
 441 EOF
 442                 if AC_TRY_EVAL(ac_compile) ; then
 443                         echo "$AR $ARFLAGS $cf_ar_flags conftest.a conftest.$ac_cv_objext" >&AC_FD_CC
 444                         $AR $ARFLAGS $cf_ar_flags conftest.a conftest.$ac_cv_objext 2>&AC_FD_CC 1>/dev/null
 445                         if test -f conftest.a ; then
 446                                 cf_cv_ar_flags=$cf_ar_flags
 447                                 break
 448                         fi
 449                 else
 450                         CF_VERBOSE(cannot compile test-program)
 451                         break
 452                 fi
 453         done
 454         rm -f conftest.a conftest.$ac_ext conftest.$ac_cv_objext
 455 ])
 456
 457 if test -n "$ARFLAGS" ; then
 458         if test -n "$cf_cv_ar_flags" ; then
 459                 ARFLAGS="$ARFLAGS $cf_cv_ar_flags"
 460         fi
 461 else
 462         ARFLAGS=$cf_cv_ar_flags
 463 fi
 464
 465 AC_SUBST(ARFLAGS)
 466 ])
 467 dnl ---------------------------------------------------------------------------
 468 dnl CF_AWK_BIG_PRINTF version: 3 updated: 2008/12/27 12:30:03
 469 dnl -----------------
 470 dnl Check if awk can handle big strings using printf.  Some older versions of
 471 dnl awk choke on large strings passed via "%s".
 472 dnl
 473 dnl $1 = desired string size
 474 dnl $2 = variable to set with result
 475 AC_DEFUN([CF_AWK_BIG_PRINTF],
 476 [
 477         case x$AWK in #(vi
 478         x)
 479                 eval $2=no
 480                 ;;
 481         *) #(vi
 482                 if ( ${AWK} 'BEGIN { xx = "x"; while (length(xx) < $1) { xx = xx "x"; }; printf("%s\n", xx); }' \
 483                         | $AWK '{ printf "%d\n", length([$]0); }' | $AWK 'BEGIN { eqls=0; recs=0; } { recs++; if ([$]0 == 12000) eqls++; } END { if (recs != 1 || eqls != 1) exit 1; }' 2>/dev/null >/dev/null ) ; then
 484                         eval $2=yes
 485                 else
 486                         eval $2=no
 487                 fi
 488                 ;;
 489         esac
 490 ])dnl
 491 dnl ---------------------------------------------------------------------------
 492 dnl CF_BOOL_DECL version: 8 updated: 2004/01/30 15:51:18
 493 dnl ------------
 494 dnl Test if 'bool' is a builtin type in the configured C++ compiler.  Some
 495 dnl older compilers (e.g., gcc 2.5.8) don't support 'bool' directly; gcc
 496 dnl 2.6.3 does, in anticipation of the ANSI C++ standard.
 497 dnl
 498 dnl Treat the configuration-variable specially here, since we're directly
 499 dnl substituting its value (i.e., 1/0).
 500 dnl
 501 dnl $1 is the shell variable to store the result in, if not $cv_cv_builtin_bool
 502 AC_DEFUN([CF_BOOL_DECL],
 503 [
 504 AC_MSG_CHECKING(if we should include stdbool.h)
 505
 506 AC_CACHE_VAL(cf_cv_header_stdbool_h,[
 507         AC_TRY_COMPILE([],[bool foo = false],
 508                 [cf_cv_header_stdbool_h=0],
 509                 [AC_TRY_COMPILE([
 510 #ifndef __BEOS__
 511 #include <stdbool.h>
 512 #endif
 513 ],[bool foo = false],
 514                         [cf_cv_header_stdbool_h=1],
 515                         [cf_cv_header_stdbool_h=0])])])
 516
 517 if test "$cf_cv_header_stdbool_h" = 1
 518 then    AC_MSG_RESULT(yes)
 519 else    AC_MSG_RESULT(no)
 520 fi
 521
 522 AC_MSG_CHECKING([for builtin bool type])
 523
 524 AC_CACHE_VAL(ifelse($1,,cf_cv_builtin_bool,[$1]),[
 525         AC_TRY_COMPILE([
 526 #include <stdio.h>
 527 #include <sys/types.h>
 528 ],[bool x = false],
 529                 [ifelse($1,,cf_cv_builtin_bool,[$1])=1],
 530                 [ifelse($1,,cf_cv_builtin_bool,[$1])=0])
 531         ])
 532
 533 if test "$ifelse($1,,cf_cv_builtin_bool,[$1])" = 1
 534 then    AC_MSG_RESULT(yes)
 535 else    AC_MSG_RESULT(no)
 536 fi
 537 ])dnl
 538 dnl ---------------------------------------------------------------------------
 539 dnl CF_BOOL_SIZE version: 12 updated: 2006/12/16 12:33:30
 540 dnl ------------
 541 dnl Test for the size of 'bool' in the configured C++ compiler (e.g., a type).
 542 dnl Don't bother looking for bool.h, since it's been deprecated.
 543 dnl
 544 dnl If the current compiler is C rather than C++, we get the bool definition
 545 dnl from <stdbool.h>.
 546 AC_DEFUN([CF_BOOL_SIZE],
 547 [
 548 AC_MSG_CHECKING([for size of bool])
 549 AC_CACHE_VAL(cf_cv_type_of_bool,[
 550         rm -f cf_test.out
 551         AC_TRY_RUN([
 552 #include <stdlib.h>
 553 #include <stdio.h>
 554
 555 #if defined(__cplusplus)
 556
 557 #ifdef HAVE_GXX_BUILTIN_H
 558 #include <g++/builtin.h>
 559 #elif HAVE_GPP_BUILTIN_H
 560 #include <gpp/builtin.h>
 561 #elif HAVE_BUILTIN_H
 562 #include <builtin.h>
 563 #endif
 564
 565 #else
 566
 567 #if $cf_cv_header_stdbool_h
 568 #include <stdbool.h>
 569 #endif
 570
 571 #endif
 572
 573 main()
 574 {
 575         FILE *fp = fopen("cf_test.out", "w");
 576         if (fp != 0) {
 577                 bool x = true;
 578                 if ((bool)(-x) >= 0)
 579                         fputs("unsigned ", fp);
 580                 if (sizeof(x) == sizeof(int))       fputs("int",  fp);
 581                 else if (sizeof(x) == sizeof(char)) fputs("char", fp);
 582                 else if (sizeof(x) == sizeof(short))fputs("short",fp);
 583                 else if (sizeof(x) == sizeof(long)) fputs("long", fp);
 584                 fclose(fp);
 585         }
 586         ${cf_cv_main_return:-return}(0);
 587 }
 588                 ],
 589                 [cf_cv_type_of_bool=`cat cf_test.out`
 590                  if test -z "$cf_cv_type_of_bool"; then
 591                    cf_cv_type_of_bool=unknown
 592                  fi],
 593                 [cf_cv_type_of_bool=unknown],
 594                 [cf_cv_type_of_bool=unknown])
 595         ])
 596         rm -f cf_test.out
 597 AC_MSG_RESULT($cf_cv_type_of_bool)
 598 if test "$cf_cv_type_of_bool" = unknown ; then
 599         case .$NCURSES_BOOL in #(vi
 600         .auto|.) NCURSES_BOOL=unsigned;;
 601         esac
 602         AC_MSG_WARN(Assuming $NCURSES_BOOL for type of bool)
 603         cf_cv_type_of_bool=$NCURSES_BOOL
 604 fi
 605 ])dnl
 606 dnl ---------------------------------------------------------------------------
 607 dnl CF_BUILD_CC version: 6 updated: 2006/10/14 15:23:15
 608 dnl -----------
 609 dnl If we're cross-compiling, allow the user to override the tools and their
 610 dnl options.  The configure script is oriented toward identifying the host
 611 dnl compiler, etc., but we need a build compiler to generate parts of the
 612 dnl source.
 613 dnl
 614 dnl $1 = default for $CPPFLAGS
 615 dnl $2 = default for $LIBS
 616 AC_DEFUN([CF_BUILD_CC],[
 617 AC_REQUIRE([CF_PROG_EXT])
 618 if test "$cross_compiling" = yes ; then
 619
 620         # defaults that we might want to override
 621         : ${BUILD_CFLAGS:=''}
 622         : ${BUILD_CPPFLAGS:='ifelse([$1],,,[$1])'}
 623         : ${BUILD_LDFLAGS:=''}
 624         : ${BUILD_LIBS:='ifelse([$2],,,[$2])'}
 625         : ${BUILD_EXEEXT:='$x'}
 626         : ${BUILD_OBJEXT:='o'}
 627
 628         AC_ARG_WITH(build-cc,
 629                 [  --with-build-cc=XXX     the build C compiler ($BUILD_CC)],
 630                 [BUILD_CC="$withval"],
 631                 [AC_CHECK_PROGS(BUILD_CC, gcc cc cl)])
 632         AC_MSG_CHECKING(for native build C compiler)
 633         AC_MSG_RESULT($BUILD_CC)
 634
 635         AC_MSG_CHECKING(for native build C preprocessor)
 636         AC_ARG_WITH(build-cpp,
 637                 [  --with-build-cpp=XXX    the build C preprocessor ($BUILD_CPP)],
 638                 [BUILD_CPP="$withval"],
 639                 [BUILD_CPP='${BUILD_CC} -E'])
 640         AC_MSG_RESULT($BUILD_CPP)
 641
 642         AC_MSG_CHECKING(for native build C flags)
 643         AC_ARG_WITH(build-cflags,
 644                 [  --with-build-cflags=XXX the build C compiler-flags ($BUILD_CFLAGS)],
 645                 [BUILD_CFLAGS="$withval"])
 646         AC_MSG_RESULT($BUILD_CFLAGS)
 647
 648         AC_MSG_CHECKING(for native build C preprocessor-flags)
 649         AC_ARG_WITH(build-cppflags,
 650                 [  --with-build-cppflags=XXX the build C preprocessor-flags ($BUILD_CPPFLAGS)],
 651                 [BUILD_CPPFLAGS="$withval"])
 652         AC_MSG_RESULT($BUILD_CPPFLAGS)
 653
 654         AC_MSG_CHECKING(for native build linker-flags)
 655         AC_ARG_WITH(build-ldflags,
 656                 [  --with-build-ldflags=XXX the build linker-flags ($BUILD_LDFLAGS)],
 657                 [BUILD_LDFLAGS="$withval"])
 658         AC_MSG_RESULT($BUILD_LDFLAGS)
 659
 660         AC_MSG_CHECKING(for native build linker-libraries)
 661         AC_ARG_WITH(build-libs,
 662                 [  --with-build-libs=XXX   the build libraries (${BUILD_LIBS})],
 663                 [BUILD_LIBS="$withval"])
 664         AC_MSG_RESULT($BUILD_LIBS)
 665
 666         # this assumes we're on Unix.
 667         BUILD_EXEEXT=
 668         BUILD_OBJEXT=o
 669
 670         : ${BUILD_CC:='${CC}'}
 671
 672         if ( test "$BUILD_CC" = "$CC" || test "$BUILD_CC" = '${CC}' ) ; then
 673                 AC_MSG_ERROR([Cross-build requires two compilers.
 674 Use --with-build-cc to specify the native compiler.])
 675         fi
 676
 677 else
 678         : ${BUILD_CC:='${CC}'}
 679         : ${BUILD_CPP:='${CPP}'}
 680         : ${BUILD_CFLAGS:='${CFLAGS}'}
 681         : ${BUILD_CPPFLAGS:='${CPPFLAGS}'}
 682         : ${BUILD_LDFLAGS:='${LDFLAGS}'}
 683         : ${BUILD_LIBS:='${LIBS}'}
 684         : ${BUILD_EXEEXT:='$x'}
 685         : ${BUILD_OBJEXT:='o'}
 686 fi
 687
 688 AC_SUBST(BUILD_CC)
 689 AC_SUBST(BUILD_CPP)
 690 AC_SUBST(BUILD_CFLAGS)
 691 AC_SUBST(BUILD_CPPFLAGS)
 692 AC_SUBST(BUILD_LDFLAGS)
 693 AC_SUBST(BUILD_LIBS)
 694 AC_SUBST(BUILD_EXEEXT)
 695 AC_SUBST(BUILD_OBJEXT)
 696 ])dnl
 697 dnl ---------------------------------------------------------------------------
 698 dnl CF_CFG_DEFAULTS version: 7 updated: 2005/09/24 16:15:00
 699 dnl ---------------
 700 dnl Determine the default configuration into which we'll install ncurses.  This
 701 dnl can be overridden by the user's command-line options.  There's two items to
 702 dnl look for:
 703 dnl     1. the prefix (e.g., /usr)
 704 dnl     2. the header files (e.g., /usr/include/ncurses)
 705 dnl We'll look for a previous installation of ncurses and use the same defaults.
 706 dnl
 707 dnl We don't use AC_PREFIX_DEFAULT, because it gets evaluated too soon, and
 708 dnl we don't use AC_PREFIX_PROGRAM, because we cannot distinguish ncurses's
 709 dnl programs from a vendor's.
 710 AC_DEFUN([CF_CFG_DEFAULTS],
 711 [
 712 AC_MSG_CHECKING(for prefix)
 713 if test "x$prefix" = "xNONE" ; then
 714         case "$cf_cv_system_name" in
 715                 # non-vendor systems don't have a conflict
 716         openbsd*|freebsd*|linux*|cygwin*|k*bsd*-gnu)
 717                 prefix=/usr
 718                 ;;
 719         *)      prefix=$ac_default_prefix
 720                 ;;
 721         esac
 722 fi
 723 AC_MSG_RESULT($prefix)
 724
 725 if test "x$prefix" = "xNONE" ; then
 726 AC_MSG_CHECKING(for default include-directory)
 727 test -n "$verbose" && echo 1>&AC_FD_MSG
 728 for cf_symbol in \
 729         $includedir \
 730         $includedir/ncurses \
 731         $prefix/include \
 732         $prefix/include/ncurses \
 733         /usr/local/include \
 734         /usr/local/include/ncurses \
 735         /usr/include \
 736         /usr/include/ncurses
 737 do
 738         cf_dir=`eval echo $cf_symbol`
 739         if test -f $cf_dir/curses.h ; then
 740         if ( fgrep NCURSES_VERSION $cf_dir/curses.h 2>&1 >/dev/null ) ; then
 741                 includedir="$cf_symbol"
 742                 test -n "$verbose"  && echo $ac_n "     found " 1>&AC_FD_MSG
 743                 break
 744         fi
 745         fi
 746         test -n "$verbose"  && echo "   tested $cf_dir" 1>&AC_FD_MSG
 747 done
 748 AC_MSG_RESULT($includedir)
 749 fi
 750 ])dnl
 751 dnl ---------------------------------------------------------------------------
 752 dnl CF_CGETENT version: 3 updated: 2000/08/12 23:18:52
 753 dnl ----------
 754 dnl Check if the terminal-capability database functions are available.  If not,
 755 dnl ncurses has a much-reduced version.
 756 AC_DEFUN([CF_CGETENT],[
 757 AC_MSG_CHECKING(for terminal-capability database functions)
 758 AC_CACHE_VAL(cf_cv_cgetent,[
 759 AC_TRY_LINK([
 760 #include <stdlib.h>],[
 761         char temp[128];
 762         char *buf = temp;
 763         char *db_array = temp;
 764         cgetent(&buf, /* int *, */ &db_array, "vt100");
 765         cgetcap(buf, "tc", '=');
 766         cgetmatch(buf, "tc");
 767         ],
 768         [cf_cv_cgetent=yes],
 769         [cf_cv_cgetent=no])
 770 ])
 771 AC_MSG_RESULT($cf_cv_cgetent)
 772 test "$cf_cv_cgetent" = yes && AC_DEFINE(HAVE_BSD_CGETENT)
 773 ])dnl
 774 dnl ---------------------------------------------------------------------------
 775 dnl CF_CHECK_CACHE version: 11 updated: 2008/03/23 14:45:59
 776 dnl --------------
 777 dnl Check if we're accidentally using a cache from a different machine.
 778 dnl Derive the system name, as a check for reusing the autoconf cache.
 779 dnl
 780 dnl If we've packaged config.guess and config.sub, run that (since it does a
 781 dnl better job than uname).  Normally we'll use AC_CANONICAL_HOST, but allow
 782 dnl an extra parameter that we may override, e.g., for AC_CANONICAL_SYSTEM
 783 dnl which is useful in cross-compiles.
 784 dnl
 785 dnl Note: we would use $ac_config_sub, but that is one of the places where
 786 dnl autoconf 2.5x broke compatibility with autoconf 2.13
 787 AC_DEFUN([CF_CHECK_CACHE],
 788 [
 789 if test -f $srcdir/config.guess || test -f $ac_aux_dir/config.guess ; then
 790         ifelse([$1],,[AC_CANONICAL_HOST],[$1])
 791         system_name="$host_os"
 792 else
 793         system_name="`(uname -s -r) 2>/dev/null`"
 794         if test -z "$system_name" ; then
 795                 system_name="`(hostname) 2>/dev/null`"
 796         fi
 797 fi
 798 test -n "$system_name" && AC_DEFINE_UNQUOTED(SYSTEM_NAME,"$system_name")
 799 AC_CACHE_VAL(cf_cv_system_name,[cf_cv_system_name="$system_name"])
 800
 801 test -z "$system_name" && system_name="$cf_cv_system_name"
 802 test -n "$cf_cv_system_name" && AC_MSG_RESULT(Configuring for $cf_cv_system_name)
 803
 804 if test ".$system_name" != ".$cf_cv_system_name" ; then
 805         AC_MSG_RESULT(Cached system name ($system_name) does not agree with actual ($cf_cv_system_name))
 806         AC_MSG_ERROR("Please remove config.cache and try again.")
 807 fi
 808 ])dnl
 809 dnl ---------------------------------------------------------------------------
 810 dnl CF_CHECK_ERRNO version: 11 updated: 2010/05/26 05:38:42
 811 dnl --------------
 812 dnl Check for data that is usually declared in <stdio.h> or <errno.h>, e.g.,
 813 dnl the 'errno' variable.  Define a DECL_xxx symbol if we must declare it
 814 dnl ourselves.
 815 dnl
 816 dnl $1 = the name to check
 817 dnl $2 = the assumed type
 818 AC_DEFUN([CF_CHECK_ERRNO],
 819 [
 820 AC_CACHE_CHECK(if external $1 is declared, cf_cv_dcl_$1,[
 821     AC_TRY_COMPILE([
 822 #ifdef HAVE_STDLIB_H
 823 #include <stdlib.h>
 824 #endif
 825 #include <stdio.h>
 826 #include <sys/types.h>
 827 #include <errno.h> ],
 828     ifelse([$2],,int,[$2]) x = (ifelse([$2],,int,[$2])) $1,
 829     [cf_cv_dcl_$1=yes],
 830     [cf_cv_dcl_$1=no])
 831 ])
 832
 833 if test "$cf_cv_dcl_$1" = no ; then
 834     CF_UPPER(cf_result,decl_$1)
 835     AC_DEFINE_UNQUOTED($cf_result)
 836 fi
 837
 838 # It's possible (for near-UNIX clones) that the data doesn't exist
 839 CF_CHECK_EXTERN_DATA($1,ifelse([$2],,int,[$2]))
 840 ])dnl
 841 dnl ---------------------------------------------------------------------------
 842 dnl CF_CHECK_EXTERN_DATA version: 3 updated: 2001/12/30 18:03:23
 843 dnl --------------------
 844 dnl Check for existence of external data in the current set of libraries.  If
 845 dnl we can modify it, it's real enough.
 846 dnl $1 = the name to check
 847 dnl $2 = its type
 848 AC_DEFUN([CF_CHECK_EXTERN_DATA],
 849 [
 850 AC_CACHE_CHECK(if external $1 exists, cf_cv_have_$1,[
 851     AC_TRY_LINK([
 852 #undef $1
 853 extern $2 $1;
 854 ],
 855     [$1 = 2],
 856     [cf_cv_have_$1=yes],
 857     [cf_cv_have_$1=no])
 858 ])
 859
 860 if test "$cf_cv_have_$1" = yes ; then
 861     CF_UPPER(cf_result,have_$1)
 862     AC_DEFINE_UNQUOTED($cf_result)
 863 fi
 864
 865 ])dnl
 866 dnl ---------------------------------------------------------------------------
 867 dnl CF_CHECK_GPM_WGETCH version: 1 updated: 2007/04/28 14:38:06
 868 dnl -------------------
 869 dnl Check if GPM is already linked with curses.  If so - and if the linkage
 870 dnl is not "weak" - warn about this because it can create problems linking
 871 dnl applications with ncurses.
 872 AC_DEFUN([CF_CHECK_GPM_WGETCH],[
 873 AC_CHECK_LIB(gpm,Gpm_Wgetch,[
 874
 875 AC_CACHE_CHECK(if GPM is weakly bound to curses library, cf_cv_check_gpm_wgetch,[
 876 cf_cv_check_gpm_wgetch=unknown
 877 if test "$cross_compiling" != yes ; then
 878
 879 cat >conftest.$ac_ext <<CF_EOF
 880 #include <gpm.h>
 881 int main()
 882 {
 883         Gpm_Wgetch();
 884         ${cf_cv_main_return:-return}(0);
 885 }
 886 CF_EOF
 887
 888         cf_save_LIBS="$LIBS"
 889         # This only works if we can look at the symbol table.  If a shared
 890         # library is stripped for install, we cannot use that.  So we're forced
 891         # to rely on the static library, noting that some packagers may not
 892         # include it.
 893         LIBS="-static -lgpm -dynamic $LIBS"
 894         if AC_TRY_EVAL(ac_compile) ; then
 895                 if AC_TRY_EVAL(ac_link) ; then
 896                         cf_cv_check_gpm_wgetch=`nm conftest$ac_exeext | egrep '\<wgetch\>' | egrep '\<[[vVwW]]\>'`
 897                         test -n "$cf_cv_check_gpm_wgetch" && cf_cv_check_gpm_wgetch=yes
 898                         test -z "$cf_cv_check_gpm_wgetch" && cf_cv_check_gpm_wgetch=no
 899                 fi
 900         fi
 901         rm -f conftest*
 902         LIBS="$cf_save_LIBS"
 903 fi
 904 ])
 905
 906 if test "$cf_cv_check_gpm_wgetch" != yes ; then
 907         AC_MSG_WARN(GPM library is already linked with curses - read the FAQ)
 908 fi
 909 ])])dnl
 910 dnl ---------------------------------------------------------------------------
 911 dnl CF_CPP_PARAM_INIT version: 4 updated: 2001/04/07 22:31:18
 912 dnl -----------------
 913 dnl Check if the C++ compiler accepts duplicate parameter initialization.  This
 914 dnl is a late feature for the standard and is not in some recent compilers
 915 dnl (1999/9/11).
 916 AC_DEFUN([CF_CPP_PARAM_INIT],
 917 [
 918 if test -n "$CXX"; then
 919 AC_CACHE_CHECK(if $CXX accepts parameter initialization,cf_cv_cpp_param_init,[
 920         AC_LANG_SAVE
 921         AC_LANG_CPLUSPLUS
 922         AC_TRY_RUN([
 923 class TEST {
 924 private:
 925         int value;
 926 public:
 927         TEST(int x = 1);
 928         ~TEST();
 929 };
 930
 931 TEST::TEST(int x = 1)   // some compilers do not like second initializer
 932 {
 933         value = x;
 934 }
 935 void main() { }
 936 ],
 937         [cf_cv_cpp_param_init=yes],
 938         [cf_cv_cpp_param_init=no],
 939         [cf_cv_cpp_param_init=unknown])
 940         AC_LANG_RESTORE
 941 ])
 942 fi
 943 test "$cf_cv_cpp_param_init" = yes && AC_DEFINE(CPP_HAS_PARAM_INIT)
 944 ])dnl
 945 dnl ---------------------------------------------------------------------------
 946 dnl CF_CPP_STATIC_CAST version: 1 updated: 2005/07/23 16:52:43
 947 dnl ------------------
 948 dnl Check if the C++ compiler accepts static_cast in generics.  This appears to
 949 dnl not be supported in g++ before 3.0
 950 AC_DEFUN([CF_CPP_STATIC_CAST],
 951 [
 952 if test -n "$CXX"; then
 953
 954 AC_CACHE_CHECK(if $CXX accepts static_cast,cf_cv_cpp_static_cast,[
 955         AC_LANG_SAVE
 956         AC_LANG_CPLUSPLUS
 957
 958         AC_TRY_COMPILE([
 959 class NCursesPanel
 960 {
 961 public:
 962   NCursesPanel(int nlines,
 963                int ncols,
 964                int begin_y = 0,
 965                int begin_x = 0)
 966   {
 967   }
 968
 969   ~NCursesPanel();
 970 };
 971
 972 template<class T> class NCursesUserPanel : public NCursesPanel
 973 {
 974 public:
 975   NCursesUserPanel (int nlines,
 976                     int ncols,
 977                     int begin_y = 0,
 978                     int begin_x = 0,
 979                     const T* p_UserData = static_cast<T*>(0))
 980     : NCursesPanel (nlines, ncols, begin_y, begin_x)
 981   {
 982   };
 983   NCursesUserPanel(const T* p_UserData = static_cast<T*>(0)) : NCursesPanel()
 984   {
 985   };
 986
 987   virtual ~NCursesUserPanel() {};
 988 };
 989 ],[
 990         const char* p_UserData = static_cast<char*>(0)],
 991         [cf_cv_cpp_static_cast=yes],
 992         [cf_cv_cpp_static_cast=no])
 993
 994         AC_LANG_RESTORE
 995 ])
 996
 997 fi
 998
 999 test "$cf_cv_cpp_static_cast" = yes && AC_DEFINE(CPP_HAS_STATIC_CAST)
1000 ])dnl
1001 dnl ---------------------------------------------------------------------------
1002 dnl CF_C_INLINE version: 3 updated: 2010/05/01 15:14:41
1003 dnl -----------
1004 dnl Check if the C compiler supports "inline".
1005 dnl $1 is the name of a shell variable to set if inline is supported
1006 dnl $2 is the threshold for gcc 4.x's option controlling maximum inline size
1007 AC_DEFUN([CF_C_INLINE],[
1008 AC_C_INLINE
1009 $1=
1010 if test "$ac_cv_c_inline" != no ; then
1011   $1=inline
1012   if test "$INTEL_COMPILER" = yes
1013   then
1014     :
1015   elif test "$GCC" = yes
1016   then
1017     AC_CACHE_CHECK(if $CC supports options to tune inlining,cf_cv_gcc_inline,[
1018       cf_save_CFLAGS=$CFLAGS
1019       CFLAGS="$CFLAGS --param max-inline-insns-single=$2"
1020       AC_TRY_COMPILE([inline int foo(void) { return 1; }],
1021       [${cf_cv_main_return:-return} foo()],
1022       [cf_cv_gcc_inline=yes],
1023       [cf_cv_gcc_inline=no])
1024       CFLAGS=$cf_save_CFLAGS
1025     ])
1026     if test "$cf_cv_gcc_inline" = yes ; then
1027         CF_ADD_CFLAGS([--param max-inline-insns-single=$2])
1028     fi
1029   fi
1030 fi
1031 AC_SUBST($1)
1032 ])dnl
1033 dnl ---------------------------------------------------------------------------
1034 dnl CF_DIRNAME version: 4 updated: 2002/12/21 19:25:52
1035 dnl ----------
1036 dnl "dirname" is not portable, so we fake it with a shell script.
1037 AC_DEFUN([CF_DIRNAME],[$1=`echo $2 | sed -e 's%/[[^/]]*$%%'`])dnl
1038 dnl ---------------------------------------------------------------------------
1039 dnl CF_DIRS_TO_MAKE version: 3 updated: 2002/02/23 20:38:31
1040 dnl ---------------
1041 AC_DEFUN([CF_DIRS_TO_MAKE],
1042 [
1043 DIRS_TO_MAKE="lib"
1044 for cf_item in $cf_list_models
1045 do
1046         CF_OBJ_SUBDIR($cf_item,cf_subdir)
1047         for cf_item2 in $DIRS_TO_MAKE
1048         do
1049                 test $cf_item2 = $cf_subdir && break
1050         done
1051         test ".$cf_item2" != ".$cf_subdir" && DIRS_TO_MAKE="$DIRS_TO_MAKE $cf_subdir"
1052 done
1053 for cf_dir in $DIRS_TO_MAKE
1054 do
1055         test ! -d $cf_dir && mkdir $cf_dir
1056 done
1057 AC_SUBST(DIRS_TO_MAKE)
1058 ])dnl
1059 dnl ---------------------------------------------------------------------------
1060 dnl CF_DISABLE_LEAKS version: 5 updated: 2010/03/13 15:14:55
1061 dnl ----------------
1062 dnl Combine no-leak checks with the libraries or tools that are used for the
1063 dnl checks.
1064 AC_DEFUN([CF_DISABLE_LEAKS],[
1065
1066 AC_REQUIRE([CF_WITH_DMALLOC])
1067 AC_REQUIRE([CF_WITH_DBMALLOC])
1068 AC_REQUIRE([CF_WITH_VALGRIND])
1069
1070 AC_MSG_CHECKING(if you want to perform memory-leak testing)
1071 AC_ARG_ENABLE(leaks,
1072         [  --disable-leaks         test: free permanent memory, analyze leaks],
1073         [if test "x$enableval" = xno; then with_no_leaks=yes; else with_no_leaks=no; fi],
1074         : ${with_no_leaks:=no})
1075 AC_MSG_RESULT($with_no_leaks)
1076
1077 if test "$with_no_leaks" = yes ; then
1078         AC_DEFINE(NO_LEAKS)
1079 fi
1080 ])dnl
1081 dnl ---------------------------------------------------------------------------
1082 dnl CF_DISABLE_LIBTOOL_VERSION version: 1 updated: 2010/05/15 15:45:59
1083 dnl --------------------------
1084 dnl Check if we should use the libtool 1.5 feature "-version-number" instead of
1085 dnl the older "-version-info" feature.  The newer feature allows us to use
1086 dnl version numbering on shared libraries which make them compatible with
1087 dnl various systems.
1088 AC_DEFUN([CF_DISABLE_LIBTOOL_VERSION],
1089 [
1090 AC_MSG_CHECKING(if libtool -version-number should be used)
1091 CF_ARG_DISABLE(libtool-version,
1092         [  --disable-libtool-version  enable to use libtool's incompatible naming scheme],
1093         [cf_libtool_version=no],
1094         [cf_libtool_version=yes])
1095 AC_MSG_RESULT($cf_libtool_version)
1096
1097 if test "$cf_libtool_version" = yes ; then
1098         LIBTOOL_VERSION="-version-number"
1099 else
1100         LIBTOOL_VERSION="-version-info"
1101 fi
1102
1103 AC_SUBST(LIBTOOL_VERSION)
1104 ])dnl
1105 dnl ---------------------------------------------------------------------------
1106 dnl CF_DISABLE_RPATH_HACK version: 1 updated: 2010/04/11 10:54:00
1107 dnl ---------------------
1108 dnl The rpath-hack makes it simpler to build programs, particularly with the
1109 dnl *BSD ports which may have essential libraries in unusual places.  But it
1110 dnl can interfere with building an executable for the base system.  Use this
1111 dnl option in that case.
1112 AC_DEFUN([CF_DISABLE_RPATH_HACK],
1113 [
1114 AC_MSG_CHECKING(if rpath should be not be set)
1115 CF_ARG_DISABLE(rpath-hack,
1116         [  --disable-rpath-hack    don't add rpath options for additional libraries],
1117         [cf_disable_rpath_hack=yes],
1118         [cf_disable_rpath_hack=no])
1119 AC_MSG_RESULT($cf_disable_rpath_hack)
1120 if test "$cf_disable_rpath_hack" = no ; then
1121         CF_RPATH_HACK
1122 fi
1123 ])
1124 dnl ---------------------------------------------------------------------------
1125 dnl CF_ENABLE_RPATH version: 2 updated: 2010/03/27 18:39:42
1126 dnl ---------------
1127 dnl Check if the rpath option should be used, setting cache variable
1128 dnl cf_cv_enable_rpath if so.
1129 AC_DEFUN([CF_ENABLE_RPATH],
1130 [
1131 AC_MSG_CHECKING(if rpath option should be used)
1132 AC_ARG_ENABLE(rpath,
1133 [  --enable-rpath          use rpath option when generating shared libraries],
1134 [cf_cv_enable_rpath=$enableval],
1135 [cf_cv_enable_rpath=no])
1136 AC_MSG_RESULT($cf_cv_enable_rpath)
1137 ])dnl
1138 dnl ---------------------------------------------------------------------------
1139 dnl CF_ERRNO version: 5 updated: 1997/11/30 12:44:39
1140 dnl --------
1141 dnl Check if 'errno' is declared in <errno.h>
1142 AC_DEFUN([CF_ERRNO],
1143 [
1144 CF_CHECK_ERRNO(errno)
1145 ])dnl
1146 dnl ---------------------------------------------------------------------------
1147 dnl CF_ETIP_DEFINES version: 3 updated: 2003/03/22 19:13:43
1148 dnl ---------------
1149 dnl Test for conflicting definitions of exception in gcc 2.8.0, etc., between
1150 dnl math.h and builtin.h, only for ncurses
1151 AC_DEFUN([CF_ETIP_DEFINES],
1152 [
1153 AC_MSG_CHECKING(for special defines needed for etip.h)
1154 cf_save_CXXFLAGS="$CXXFLAGS"
1155 cf_result="none"
1156 for cf_math in "" MATH_H
1157 do
1158 for cf_excp in "" MATH_EXCEPTION
1159 do
1160         CXXFLAGS="$cf_save_CXXFLAGS -I${srcdir}/c++ -I${srcdir}/menu -I${srcdir}/include"
1161         test -n "$cf_math" && CXXFLAGS="$CXXFLAGS -DETIP_NEEDS_${cf_math}"
1162         test -n "$cf_excp" && CXXFLAGS="$CXXFLAGS -DETIP_NEEDS_${cf_excp}"
1163 AC_TRY_COMPILE([
1164 #include <etip.h.in>
1165 ],[],[
1166         test -n "$cf_math" && AC_DEFINE_UNQUOTED(ETIP_NEEDS_${cf_math})
1167         test -n "$cf_excp" && AC_DEFINE_UNQUOTED(ETIP_NEEDS_${cf_excp})
1168         cf_result="$cf_math $cf_excp"
1169         break
1170 ],[])
1171 done
1172 done
1173 AC_MSG_RESULT($cf_result)
1174 CXXFLAGS="$cf_save_CXXFLAGS"
1175 ])
1176 dnl ---------------------------------------------------------------------------
1177 dnl CF_FIND_LINKAGE version: 19 updated: 2010/05/29 16:31:02
1178 dnl ---------------
1179 dnl Find a library (specifically the linkage used in the code fragment),
1180 dnl searching for it if it is not already in the library path.
1181 dnl See also CF_ADD_SEARCHPATH.
1182 dnl
1183 dnl Parameters (4-on are optional):
1184 dnl     $1 = headers for library entrypoint
1185 dnl     $2 = code fragment for library entrypoint
1186 dnl     $3 = the library name without the "-l" option or ".so" suffix.
1187 dnl     $4 = action to perform if successful (default: update CPPFLAGS, etc)
1188 dnl     $5 = action to perform if not successful
1189 dnl     $6 = module name, if not the same as the library name
1190 dnl     $7 = extra libraries
1191 dnl
1192 dnl Sets these variables:
1193 dnl     $cf_cv_find_linkage_$3 - yes/no according to whether linkage is found
1194 dnl     $cf_cv_header_path_$3 - include-directory if needed
1195 dnl     $cf_cv_library_path_$3 - library-directory if needed
1196 dnl     $cf_cv_library_file_$3 - library-file if needed, e.g., -l$3
1197 AC_DEFUN([CF_FIND_LINKAGE],[
1198
1199 # If the linkage is not already in the $CPPFLAGS/$LDFLAGS configuration, these
1200 # will be set on completion of the AC_TRY_LINK below.
1201 cf_cv_header_path_$3=
1202 cf_cv_library_path_$3=
1203
1204 CF_MSG_LOG([Starting [FIND_LINKAGE]($3,$6)])
1205
1206 cf_save_LIBS="$LIBS"
1207
1208 AC_TRY_LINK([$1],[$2],[
1209         cf_cv_find_linkage_$3=yes
1210         cf_cv_header_path_$3=/usr/include
1211         cf_cv_library_path_$3=/usr/lib
1212 ],[
1213
1214 LIBS="-l$3 $7 $cf_save_LIBS"
1215
1216 AC_TRY_LINK([$1],[$2],[
1217         cf_cv_find_linkage_$3=yes
1218         cf_cv_header_path_$3=/usr/include
1219         cf_cv_library_path_$3=/usr/lib
1220         cf_cv_library_file_$3="-l$3"
1221 ],[
1222         cf_cv_find_linkage_$3=no
1223         LIBS="$cf_save_LIBS"
1224
1225     CF_VERBOSE(find linkage for $3 library)
1226     CF_MSG_LOG([Searching for headers in [FIND_LINKAGE]($3,$6)])
1227
1228     cf_save_CPPFLAGS="$CPPFLAGS"
1229     cf_test_CPPFLAGS="$CPPFLAGS"
1230
1231     CF_HEADER_PATH(cf_search,ifelse([$6],,[$3],[$6]))
1232     for cf_cv_header_path_$3 in $cf_search
1233     do
1234       if test -d $cf_cv_header_path_$3 ; then
1235         CF_VERBOSE(... testing $cf_cv_header_path_$3)
1236         CPPFLAGS="$cf_save_CPPFLAGS -I$cf_cv_header_path_$3"
1237         AC_TRY_COMPILE([$1],[$2],[
1238             CF_VERBOSE(... found $3 headers in $cf_cv_header_path_$3)
1239             cf_cv_find_linkage_$3=maybe
1240             cf_test_CPPFLAGS="$CPPFLAGS"
1241             break],[
1242             CPPFLAGS="$cf_save_CPPFLAGS"
1243             ])
1244       fi
1245     done
1246
1247     if test "$cf_cv_find_linkage_$3" = maybe ; then
1248
1249       CF_MSG_LOG([Searching for $3 library in [FIND_LINKAGE]($3,$6)])
1250
1251       cf_save_LIBS="$LIBS"
1252       cf_save_LDFLAGS="$LDFLAGS"
1253
1254       ifelse([$6],,,[
1255         CPPFLAGS="$cf_test_CPPFLAGS"
1256         LIBS="-l$3 $7 $cf_save_LIBS"
1257         AC_TRY_LINK([$1],[$2],[
1258             CF_VERBOSE(... found $3 library in system)
1259             cf_cv_find_linkage_$3=yes])
1260             CPPFLAGS="$cf_save_CPPFLAGS"
1261             LIBS="$cf_save_LIBS"
1262             ])
1263
1264       if test "$cf_cv_find_linkage_$3" != yes ; then
1265         CF_LIBRARY_PATH(cf_search,$3)
1266         for cf_cv_library_path_$3 in $cf_search
1267         do
1268           if test -d $cf_cv_library_path_$3 ; then
1269             CF_VERBOSE(... testing $cf_cv_library_path_$3)
1270             CPPFLAGS="$cf_test_CPPFLAGS"
1271             LIBS="-l$3 $7 $cf_save_LIBS"
1272             LDFLAGS="$cf_save_LDFLAGS -L$cf_cv_library_path_$3"
1273             AC_TRY_LINK([$1],[$2],[
1274                 CF_VERBOSE(... found $3 library in $cf_cv_library_path_$3)
1275                 cf_cv_find_linkage_$3=yes
1276                 cf_cv_library_file_$3="-l$3"
1277                 break],[
1278                 CPPFLAGS="$cf_save_CPPFLAGS"
1279                 LIBS="$cf_save_LIBS"
1280                 LDFLAGS="$cf_save_LDFLAGS"
1281                 ])
1282           fi
1283         done
1284         CPPFLAGS="$cf_save_CPPFLAGS"
1285         LDFLAGS="$cf_save_LDFLAGS"
1286       fi
1287
1288     else
1289       cf_cv_find_linkage_$3=no
1290     fi
1291     ],$7)
1292 ])
1293
1294 LIBS="$cf_save_LIBS"
1295
1296 if test "$cf_cv_find_linkage_$3" = yes ; then
1297 ifelse([$4],,[
1298         CF_ADD_INCDIR($cf_cv_header_path_$3)
1299         CF_ADD_LIBDIR($cf_cv_library_path_$3)
1300         CF_ADD_LIB($3)
1301 ],[$4])
1302 else
1303 ifelse([$5],,AC_MSG_WARN(Cannot find $3 library),[$5])
1304 fi
1305 ])dnl
1306 dnl ---------------------------------------------------------------------------
1307 dnl CF_FUNC_DLSYM version: 2 updated: 2010/05/29 16:31:02
1308 dnl -------------
1309 dnl Test for dlsym() and related functions, as well as libdl.
1310 dnl
1311 dnl Sets
1312 dnl     $cf_have_dlsym
1313 dnl     $cf_have_libdl
1314 AC_DEFUN([CF_FUNC_DLSYM],[
1315 cf_have_dlsym=no
1316 AC_CHECK_FUNC(dlsym,cf_have_dlsym=yes,[
1317
1318 cf_have_libdl=no
1319 AC_CHECK_LIB(dl,dlsym,[
1320         cf_have_dlsym=yes
1321         cf_have_libdl=yes])])
1322
1323 if test "$cf_have_dlsym" = yes ; then
1324         test "$cf_have_libdl" = yes && CF_ADD_LIB(dl)
1325
1326         AC_MSG_CHECKING(whether able to link to dl*() functions)
1327         AC_TRY_LINK([#include <dlfcn.h>],[
1328                 void *obj;
1329                 if ((obj = dlopen("filename", 0)) != 0) {
1330                         if (dlsym(obj, "symbolname") == 0) {
1331                         dlclose(obj);
1332                         }
1333                 }],[
1334                 AC_DEFINE(HAVE_LIBDL)],[
1335                 AC_MSG_ERROR(Cannot link test program for libdl)])
1336         AC_MSG_RESULT(ok)
1337 else
1338         AC_MSG_ERROR(Cannot find dlsym function)
1339 fi
1340 ])
1341 dnl ---------------------------------------------------------------------------
1342 dnl CF_FUNC_MEMMOVE version: 7 updated: 2006/12/16 12:33:30
1343 dnl ---------------
1344 dnl Check for memmove, or a bcopy that can handle overlapping copy.  If neither
1345 dnl is found, add our own version of memmove to the list of objects.
1346 AC_DEFUN([CF_FUNC_MEMMOVE],
1347 [
1348 AC_CHECK_FUNC(memmove,,[
1349 AC_CHECK_FUNC(bcopy,[
1350         AC_CACHE_CHECK(if bcopy does overlapping moves,cf_cv_good_bcopy,[
1351                 AC_TRY_RUN([
1352 int main() {
1353         static char data[] = "abcdefghijklmnopqrstuwwxyz";
1354         char temp[40];
1355         bcopy(data, temp, sizeof(data));
1356         bcopy(temp+10, temp, 15);
1357         bcopy(temp+5, temp+15, 10);
1358         ${cf_cv_main_return:-return} (strcmp(temp, "klmnopqrstuwwxypqrstuwwxyz"));
1359 }
1360                 ],
1361                 [cf_cv_good_bcopy=yes],
1362                 [cf_cv_good_bcopy=no],
1363                 [cf_cv_good_bcopy=unknown])
1364                 ])
1365         ],[cf_cv_good_bcopy=no])
1366         if test "$cf_cv_good_bcopy" = yes ; then
1367                 AC_DEFINE(USE_OK_BCOPY)
1368         else
1369                 AC_DEFINE(USE_MY_MEMMOVE)
1370         fi
1371 ])])dnl
1372 dnl ---------------------------------------------------------------------------
1373 dnl CF_FUNC_NANOSLEEP version: 3 updated: 2006/12/16 12:33:30
1374 dnl -----------------
1375 dnl Check for existence of workable nanosleep() function.  Some systems, e.g.,
1376 dnl AIX 4.x, provide a non-working version.
1377 AC_DEFUN([CF_FUNC_NANOSLEEP],[
1378 AC_CACHE_CHECK(if nanosleep really works,cf_cv_func_nanosleep,[
1379 AC_TRY_RUN([
1380 #include <stdio.h>
1381 #include <errno.h>
1382 #include <time.h>
1383
1384 #ifdef HAVE_SYS_TIME_H
1385 #include <sys/time.h>
1386 #endif
1387
1388 int main() {
1389         struct timespec ts1, ts2;
1390         int code;
1391         ts1.tv_sec  = 0;
1392         ts1.tv_nsec = 750000000;
1393         ts2.tv_sec  = 0;
1394         ts2.tv_nsec = 0;
1395         errno = 0;
1396         code = nanosleep(&ts1, &ts2); /* on failure errno is ENOSYS. */
1397         ${cf_cv_main_return:-return}(code != 0);
1398 }
1399 ],
1400         [cf_cv_func_nanosleep=yes],
1401         [cf_cv_func_nanosleep=no],
1402         [cf_cv_func_nanosleep=unknown])])
1403
1404 test "$cf_cv_func_nanosleep" = "yes" && AC_DEFINE(HAVE_NANOSLEEP)
1405 ])
1406 dnl ---------------------------------------------------------------------------
1407 dnl CF_FUNC_OPENPTY version: 3 updated: 2010/05/29 16:31:02
1408 dnl ---------------
1409 dnl Check for openpty() function, along with <pty.h> header.  It may need the
1410 dnl "util" library as well.
1411 AC_DEFUN([CF_FUNC_OPENPTY],
1412 [
1413 AC_CHECK_LIB(util,openpty,cf_cv_lib_util=yes,cf_cv_lib_util=no)
1414 AC_CACHE_CHECK(for openpty header,cf_cv_func_openpty,[
1415     cf_save_LIBS="$LIBS"
1416     test $cf_cv_lib_util = yes && CF_ADD_LIB(util)
1417     for cf_header in pty.h libutil.h util.h
1418     do
1419     AC_TRY_LINK([
1420 #include <$cf_header>
1421 ],[
1422     int x = openpty((int *)0, (int *)0, (char *)0,
1423                    (struct termios *)0, (struct winsize *)0);
1424 ],[
1425         cf_cv_func_openpty=$cf_header
1426         break
1427 ],[
1428         cf_cv_func_openpty=no
1429 ])
1430     done
1431     LIBS="$cf_save_LIBS"
1432 ])
1433 ])dnl
1434 dnl ---------------------------------------------------------------------------
1435 dnl CF_FUNC_POLL version: 4 updated: 2006/12/16 12:33:30
1436 dnl ------------
1437 dnl See if the poll function really works.  Some platforms have poll(), but
1438 dnl it does not work for terminals or files.
1439 AC_DEFUN([CF_FUNC_POLL],[
1440 AC_CACHE_CHECK(if poll really works,cf_cv_working_poll,[
1441 AC_TRY_RUN([
1442 #include <stdio.h>
1443 #ifdef HAVE_POLL_H
1444 #include <poll.h>
1445 #else
1446 #include <sys/poll.h>
1447 #endif
1448 int main() {
1449         struct pollfd myfds;
1450         int ret;
1451
1452         myfds.fd = 0;
1453         myfds.events = POLLIN;
1454
1455         ret = poll(&myfds, 1, 100);
1456         ${cf_cv_main_return:-return}(ret != 0);
1457 }],
1458         [cf_cv_working_poll=yes],
1459         [cf_cv_working_poll=no],
1460         [cf_cv_working_poll=unknown])])
1461 test "$cf_cv_working_poll" = "yes" && AC_DEFINE(HAVE_WORKING_POLL)
1462 ])dnl
1463 dnl ---------------------------------------------------------------------------
1464 dnl CF_FUNC_TERMIOS version: 2 updated: 2000/07/22 23:37:24
1465 dnl ---------------
1466 dnl Some old/broken variations define tcgetattr() only as a macro in
1467 dnl termio(s).h
1468 AC_DEFUN([CF_FUNC_TERMIOS],[
1469 AC_REQUIRE([CF_STRUCT_TERMIOS])
1470 AC_CACHE_CHECK(for tcgetattr, cf_cv_have_tcgetattr,[
1471 AC_TRY_LINK([
1472 #include <sys/types.h>
1473 #ifdef HAVE_UNISTD_H
1474 #include <unistd.h>
1475 #endif
1476 #ifdef HAVE_TERMIOS_H
1477 #include <termios.h>
1478 #define TTY struct termios
1479 #else
1480 #ifdef HAVE_TERMIO_H
1481 #include <termio.h>
1482 #define TTY struct termio
1483 #endif
1484 #endif
1485 ],[
1486 TTY foo;
1487 tcgetattr(1, &foo);],
1488 [cf_cv_have_tcgetattr=yes],
1489 [cf_cv_have_tcgetattr=no])])
1490 test "$cf_cv_have_tcgetattr" = yes && AC_DEFINE(HAVE_TCGETATTR)
1491 ])dnl
1492 dnl ---------------------------------------------------------------------------
1493 dnl CF_FUNC_VSSCANF version: 3 updated: 2001/12/19 00:50:10
1494 dnl ---------------
1495 dnl Check for vsscanf() function, which is in c9x but generally not in earlier
1496 dnl versions of C.  It is in the GNU C library, and can often be simulated by
1497 dnl other functions.
1498 AC_DEFUN([CF_FUNC_VSSCANF],
1499 [
1500 AC_CACHE_CHECK(for vsscanf function or workaround,cf_cv_func_vsscanf,[
1501 AC_TRY_LINK([
1502 #include <stdarg.h>
1503 #include <stdio.h>],[
1504         va_list ap;
1505         vsscanf("from", "%d", ap)],[cf_cv_func_vsscanf=vsscanf],[
1506 AC_TRY_LINK([
1507 #include <stdarg.h>
1508 #include <stdio.h>],[
1509     FILE strbuf;
1510     char *str = "from";
1511
1512     strbuf._flag = _IOREAD;
1513     strbuf._ptr = strbuf._base = (unsigned char *) str;
1514     strbuf._cnt = strlen(str);
1515     strbuf._file = _NFILE;
1516     return (vfscanf(&strbuf, "%d", ap))],[cf_cv_func_vsscanf=vfscanf],[
1517 AC_TRY_LINK([
1518 #include <stdarg.h>
1519 #include <stdio.h>],[
1520     FILE strbuf;
1521     char *str = "from";
1522
1523     strbuf._flag = _IOREAD;
1524     strbuf._ptr = strbuf._base = (unsigned char *) str;
1525     strbuf._cnt = strlen(str);
1526     strbuf._file = _NFILE;
1527     return (_doscan(&strbuf, "%d", ap))],[cf_cv_func_vsscanf=_doscan],[
1528 cf_cv_func_vsscanf=no])])])])
1529
1530 case $cf_cv_func_vsscanf in #(vi
1531 vsscanf) AC_DEFINE(HAVE_VSSCANF);; #(vi
1532 vfscanf) AC_DEFINE(HAVE_VFSCANF);; #(vi
1533 _doscan) AC_DEFINE(HAVE__DOSCAN);;
1534 esac
1535
1536 ])dnl
1537 dnl ---------------------------------------------------------------------------
1538 dnl CF_GCC_ATTRIBUTES version: 13 updated: 2009/08/11 20:19:56
1539 dnl -----------------
1540 dnl Test for availability of useful gcc __attribute__ directives to quiet
1541 dnl compiler warnings.  Though useful, not all are supported -- and contrary
1542 dnl to documentation, unrecognized directives cause older compilers to barf.
1543 AC_DEFUN([CF_GCC_ATTRIBUTES],
1544 [
1545 if test "$GCC" = yes
1546 then
1547 cat > conftest.i <<EOF
1548 #ifndef GCC_PRINTF
1549 #define GCC_PRINTF 0
1550 #endif
1551 #ifndef GCC_SCANF
1552 #define GCC_SCANF 0
1553 #endif
1554 #ifndef GCC_NORETURN
1555 #define GCC_NORETURN /* nothing */
1556 #endif
1557 #ifndef GCC_UNUSED
1558 #define GCC_UNUSED /* nothing */
1559 #endif
1560 EOF
1561 if test "$GCC" = yes
1562 then
1563         AC_CHECKING([for $CC __attribute__ directives])
1564 cat > conftest.$ac_ext <<EOF
1565 #line __oline__ "${as_me-configure}"
1566 #include "confdefs.h"
1567 #include "conftest.h"
1568 #include "conftest.i"
1569 #if     GCC_PRINTF
1570 #define GCC_PRINTFLIKE(fmt,var) __attribute__((format(printf,fmt,var)))
1571 #else
1572 #define GCC_PRINTFLIKE(fmt,var) /*nothing*/
1573 #endif
1574 #if     GCC_SCANF
1575 #define GCC_SCANFLIKE(fmt,var)  __attribute__((format(scanf,fmt,var)))
1576 #else
1577 #define GCC_SCANFLIKE(fmt,var)  /*nothing*/
1578 #endif
1579 extern void wow(char *,...) GCC_SCANFLIKE(1,2);
1580 extern void oops(char *,...) GCC_PRINTFLIKE(1,2) GCC_NORETURN;
1581 extern void foo(void) GCC_NORETURN;
1582 int main(int argc GCC_UNUSED, char *argv[[]] GCC_UNUSED) { return 0; }
1583 EOF
1584         cf_printf_attribute=no
1585         cf_scanf_attribute=no
1586         for cf_attribute in scanf printf unused noreturn
1587         do
1588                 CF_UPPER(cf_ATTRIBUTE,$cf_attribute)
1589                 cf_directive="__attribute__(($cf_attribute))"
1590                 echo "checking for $CC $cf_directive" 1>&AC_FD_CC
1591
1592                 case $cf_attribute in #(vi
1593                 printf) #(vi
1594                         cf_printf_attribute=yes
1595                         cat >conftest.h <<EOF
1596 #define GCC_$cf_ATTRIBUTE 1
1597 EOF
1598                         ;;
1599                 scanf) #(vi
1600                         cf_scanf_attribute=yes
1601                         cat >conftest.h <<EOF
1602 #define GCC_$cf_ATTRIBUTE 1
1603 EOF
1604                         ;;
1605                 *) #(vi
1606                         cat >conftest.h <<EOF
1607 #define GCC_$cf_ATTRIBUTE $cf_directive
1608 EOF
1609                         ;;
1610                 esac
1611
1612                 if AC_TRY_EVAL(ac_compile); then
1613                         test -n "$verbose" && AC_MSG_RESULT(... $cf_attribute)
1614                         cat conftest.h >>confdefs.h
1615                         case $cf_attribute in #(vi
1616                         printf) #(vi
1617                                 if test "$cf_printf_attribute" = no ; then
1618                                         cat >>confdefs.h <<EOF
1619 #define GCC_PRINTFLIKE(fmt,var) /* nothing */
1620 EOF
1621                                 else
1622                                         cat >>confdefs.h <<EOF
1623 #define GCC_PRINTFLIKE(fmt,var) __attribute__((format(printf,fmt,var)))
1624 EOF
1625                                 fi
1626                                 ;;
1627                         scanf) #(vi
1628                                 if test "$cf_scanf_attribute" = no ; then
1629                                         cat >>confdefs.h <<EOF
1630 #define GCC_SCANFLIKE(fmt,var) /* nothing */
1631 EOF
1632                                 else
1633                                         cat >>confdefs.h <<EOF
1634 #define GCC_SCANFLIKE(fmt,var)  __attribute__((format(scanf,fmt,var)))
1635 EOF
1636                                 fi
1637                                 ;;
1638                         esac
1639                 fi
1640         done
1641 else
1642         fgrep define conftest.i >>confdefs.h
1643 fi
1644 rm -rf conftest*
1645 fi
1646 ])dnl
1647 dnl ---------------------------------------------------------------------------
1648 dnl CF_GCC_VERSION version: 5 updated: 2010/04/24 11:02:31
1649 dnl --------------
1650 dnl Find version of gcc
1651 AC_DEFUN([CF_GCC_VERSION],[
1652 AC_REQUIRE([AC_PROG_CC])
1653 GCC_VERSION=none
1654 if test "$GCC" = yes ; then
1655         AC_MSG_CHECKING(version of $CC)
1656         GCC_VERSION="`${CC} --version 2>/dev/null | sed -e '2,$d' -e 's/^.*(GCC) //' -e 's/^[[^0-9.]]*//' -e 's/[[^0-9.]].*//'`"
1657         test -z "$GCC_VERSION" && GCC_VERSION=unknown
1658         AC_MSG_RESULT($GCC_VERSION)
1659 fi
1660 ])dnl
1661 dnl ---------------------------------------------------------------------------
1662 dnl CF_GCC_WARNINGS version: 25 updated: 2010/04/24 11:03:31
1663 dnl ---------------
1664 dnl Check if the compiler supports useful warning options.  There's a few that
1665 dnl we don't use, simply because they're too noisy:
1666 dnl
1667 dnl     -Wconversion (useful in older versions of gcc, but not in gcc 2.7.x)
1668 dnl     -Wredundant-decls (system headers make this too noisy)
1669 dnl     -Wtraditional (combines too many unrelated messages, only a few useful)
1670 dnl     -Wwrite-strings (too noisy, but should review occasionally).  This
1671 dnl             is enabled for ncurses using "--enable-const".
1672 dnl     -pedantic
1673 dnl
1674 dnl Parameter:
1675 dnl     $1 is an optional list of gcc warning flags that a particular
1676 dnl             application might want to use, e.g., "no-unused" for
1677 dnl             -Wno-unused
1678 dnl Special:
1679 dnl     If $with_ext_const is "yes", add a check for -Wwrite-strings
1680 dnl
1681 AC_DEFUN([CF_GCC_WARNINGS],
1682 [
1683 AC_REQUIRE([CF_GCC_VERSION])
1684 CF_INTEL_COMPILER(GCC,INTEL_COMPILER,CFLAGS)
1685
1686 cat > conftest.$ac_ext <<EOF
1687 #line __oline__ "${as_me-configure}"
1688 int main(int argc, char *argv[[]]) { return (argv[[argc-1]] == 0) ; }
1689 EOF
1690
1691 if test "$INTEL_COMPILER" = yes
1692 then
1693 # The "-wdXXX" options suppress warnings:
1694 # remark #1419: external declaration in primary source file
1695 # remark #1683: explicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
1696 # remark #1684: conversion from pointer to same-sized integral type (potential portability problem)
1697 # remark #193: zero used for undefined preprocessing identifier
1698 # remark #593: variable "curs_sb_left_arrow" was set but never used
1699 # remark #810: conversion from "int" to "Dimension={unsigned short}" may lose significant bits
1700 # remark #869: parameter "tw" was never referenced
1701 # remark #981: operands are evaluated in unspecified order
1702 # warning #279: controlling expression is constant
1703
1704         AC_CHECKING([for $CC warning options])
1705         cf_save_CFLAGS="$CFLAGS"
1706         EXTRA_CFLAGS="-Wall"
1707         for cf_opt in \
1708                 wd1419 \
1709                 wd1683 \
1710                 wd1684 \
1711                 wd193 \
1712                 wd593 \
1713                 wd279 \
1714                 wd810 \
1715                 wd869 \
1716                 wd981
1717         do
1718                 CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
1719                 if AC_TRY_EVAL(ac_compile); then
1720                         test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
1721                         EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
1722                 fi
1723         done
1724         CFLAGS="$cf_save_CFLAGS"
1725
1726 elif test "$GCC" = yes
1727 then
1728         AC_CHECKING([for $CC warning options])
1729         cf_save_CFLAGS="$CFLAGS"
1730         EXTRA_CFLAGS=
1731         cf_warn_CONST=""
1732         test "$with_ext_const" = yes && cf_warn_CONST="Wwrite-strings"
1733         for cf_opt in W Wall \
1734                 Wbad-function-cast \
1735                 Wcast-align \
1736                 Wcast-qual \
1737                 Winline \
1738                 Wmissing-declarations \
1739                 Wmissing-prototypes \
1740                 Wnested-externs \
1741                 Wpointer-arith \
1742                 Wshadow \
1743                 Wstrict-prototypes \
1744                 Wundef $cf_warn_CONST $1
1745         do
1746                 CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
1747                 if AC_TRY_EVAL(ac_compile); then
1748                         test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
1749                         case $cf_opt in #(vi
1750                         Wcast-qual) #(vi
1751                                 CPPFLAGS="$CPPFLAGS -DXTSTRINGDEFINES"
1752                                 ;;
1753                         Winline) #(vi
1754                                 case $GCC_VERSION in
1755                                 [[34]].*)
1756                                         CF_VERBOSE(feature is broken in gcc $GCC_VERSION)
1757                                         continue;;
1758                                 esac
1759                                 ;;
1760                         esac
1761                         EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
1762                 fi
1763         done
1764         CFLAGS="$cf_save_CFLAGS"
1765 fi
1766 rm -f conftest*
1767
1768 AC_SUBST(EXTRA_CFLAGS)
1769 ])dnl
1770 dnl ---------------------------------------------------------------------------
1771 dnl CF_GNAT_PRAGMA_UNREF version: 1 updated: 2010/06/19 15:22:18
1772 dnl --------------------
1773 dnl Check if the gnat pragma "Unreferenced" works.
1774 AC_DEFUN([CF_GNAT_PRAGMA_UNREF],[
1775 AC_CACHE_CHECK(if GNAT pragma Unreferenced works,cf_cv_pragma_unreferenced,[
1776 CF_GNAT_TRY_LINK([procedure conftest;],
1777 [with Text_IO;
1778 with GNAT.OS_Lib;
1779 procedure conftest is
1780    test : Integer;
1781    pragma Unreferenced (test);
1782 begin
1783    test := 1;
1784    Text_IO.Put ("Hello World");
1785    Text_IO.New_Line;
1786    GNAT.OS_Lib.OS_Exit (0);
1787 end conftest;],
1788         [cf_cv_pragma_unreferenced=yes],
1789         [cf_cv_pragma_unreferenced=no])])
1790
1791 # if the pragma is supported, use it (needed in the Trace code).
1792 if test $cf_cv_pragma_unreferenced = yes ; then
1793         PRAGMA_UNREF=TRUE
1794 else
1795         PRAGMA_UNREF=FALSE
1796 fi
1797 AC_SUBST(PRAGMA_UNREF)
1798 ])dnl
1799 dnl ---------------------------------------------------------------------------
1800 dnl CF_GNAT_TRY_LINK version: 1 updated: 2004/08/21 19:02:08
1801 dnl ----------------
1802 dnl Verify that a test program compiles/links with GNAT.
1803 dnl $cf_ada_make is set to the program that compiles/links
1804 dnl $ADAFLAGS may be set to the GNAT flags.
1805 dnl
1806 dnl $1 is the text of the spec
1807 dnl $2 is the text of the body
1808 dnl $3 is the shell command to execute if successful
1809 dnl $4 is the shell command to execute if not successful
1810 AC_DEFUN([CF_GNAT_TRY_LINK],
1811 [
1812 rm -f conftest*
1813 cat >>conftest.ads <<CF_EOF
1814 $1
1815 CF_EOF
1816 cat >>conftest.adb <<CF_EOF
1817 $2
1818 CF_EOF
1819 if ( $cf_ada_make $ADAFLAGS conftest 1>&AC_FD_CC 2>&1 ) ; then
1820 ifelse($3,,      :,[      $3])
1821 ifelse($4,,,[else
1822    $4])
1823 fi
1824 rm -f conftest*
1825 ])dnl
1826 dnl ---------------------------------------------------------------------------
1827 dnl CF_GNAT_TRY_RUN version: 3 updated: 2004/08/21 19:02:08
1828 dnl ---------------
1829 dnl Verify that a test program compiles and runs with GNAT
1830 dnl $cf_ada_make is set to the program that compiles/links
1831 dnl $ADAFLAGS may be set to the GNAT flags.
1832 dnl
1833 dnl $1 is the text of the spec
1834 dnl $2 is the text of the body
1835 dnl $3 is the shell command to execute if successful
1836 dnl $4 is the shell command to execute if not successful
1837 AC_DEFUN([CF_GNAT_TRY_RUN],
1838 [
1839 rm -f conftest*
1840 cat >>conftest.ads <<CF_EOF
1841 $1
1842 CF_EOF
1843 cat >>conftest.adb <<CF_EOF
1844 $2
1845 CF_EOF
1846 if ( $cf_ada_make $ADAFLAGS conftest 1>&AC_FD_CC 2>&1 ) ; then
1847    if ( ./conftest 1>&AC_FD_CC 2>&1 ) ; then
1848 ifelse($3,,      :,[      $3])
1849 ifelse($4,,,[   else
1850       $4])
1851    fi
1852 ifelse($4,,,[else
1853    $4])
1854 fi
1855 rm -f conftest*
1856 ])dnl
1857 dnl ---------------------------------------------------------------------------
1858 dnl CF_GNAT_VERSION version: 13 updated: 2010/06/19 15:22:18
1859 dnl ---------------
1860 dnl Verify version of GNAT.
1861 AC_DEFUN([CF_GNAT_VERSION],
1862 [
1863 AC_MSG_CHECKING(for gnat version)
1864 cf_gnat_version=`${cf_ada_make-gnatmake} -v 2>&1 | grep '[[0-9]].[[0-9]][[0-9]]*' |\
1865   sed -e '2,$d' -e 's/[[^0-9 \.]]//g' -e 's/^[[ ]]*//' -e 's/ .*//'`
1866 AC_MSG_RESULT($cf_gnat_version)
1867
1868 case $cf_gnat_version in
1869   3.1[[1-9]]*|3.[[2-9]]*|[[4-9]].*)
1870     cf_cv_prog_gnat_correct=yes
1871     ;;
1872   *) echo Unsupported GNAT version $cf_gnat_version. Required is 3.11 or better. Disabling Ada95 binding.
1873      cf_cv_prog_gnat_correct=no
1874      ;;
1875 esac
1876
1877 case $cf_gnat_version in
1878   3.[[1-9]]*|[[4-9]].*)
1879       cf_compile_generics=generics
1880       cf_generic_objects="\${GENOBJS}"
1881       ;;
1882   *)  cf_compile_generics=
1883       cf_generic_objects=
1884       ;;
1885 esac
1886
1887 case $cf_gnat_version in
1888   3.[[0-9]]*)
1889     USE_OLD_MAKERULES=""
1890     USE_GNAT_PROJECTS="#"
1891     ;;
1892   *)
1893     USE_OLD_MAKERULES="#"
1894     USE_GNAT_PROJECTS=""
1895     ;;
1896 esac
1897
1898 AC_SUBST(cf_compile_generics)
1899 AC_SUBST(cf_generic_objects)
1900
1901 AC_SUBST(USE_OLD_MAKERULES)
1902 AC_SUBST(USE_GNAT_PROJECTS)
1903 ])
1904 dnl ---------------------------------------------------------------------------
1905 dnl CF_GNU_SOURCE version: 6 updated: 2005/07/09 13:23:07
1906 dnl -------------
1907 dnl Check if we must define _GNU_SOURCE to get a reasonable value for
1908 dnl _XOPEN_SOURCE, upon which many POSIX definitions depend.  This is a defect
1909 dnl (or misfeature) of glibc2, which breaks portability of many applications,
1910 dnl since it is interwoven with GNU extensions.
1911 dnl
1912 dnl Well, yes we could work around it...
1913 AC_DEFUN([CF_GNU_SOURCE],
1914 [
1915 AC_CACHE_CHECK(if we must define _GNU_SOURCE,cf_cv_gnu_source,[
1916 AC_TRY_COMPILE([#include <sys/types.h>],[
1917 #ifndef _XOPEN_SOURCE
1918 make an error
1919 #endif],
1920         [cf_cv_gnu_source=no],
1921         [cf_save="$CPPFLAGS"
1922          CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
1923          AC_TRY_COMPILE([#include <sys/types.h>],[
1924 #ifdef _XOPEN_SOURCE
1925 make an error
1926 #endif],
1927         [cf_cv_gnu_source=no],
1928         [cf_cv_gnu_source=yes])
1929         CPPFLAGS="$cf_save"
1930         ])
1931 ])
1932 test "$cf_cv_gnu_source" = yes && CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
1933 ])dnl
1934 dnl ---------------------------------------------------------------------------
1935 dnl CF_GPP_LIBRARY version: 10 updated: 2010/05/29 16:31:02
1936 dnl --------------
1937 dnl If we're trying to use g++, test if libg++ is installed (a rather common
1938 dnl problem :-).  If we have the compiler but no library, we'll be able to
1939 dnl configure, but won't be able to build the c++ demo program.
1940 AC_DEFUN([CF_GPP_LIBRARY],
1941 [
1942 cf_cxx_library=unknown
1943 case $cf_cv_system_name in #(vi
1944 os2*) #(vi
1945         cf_gpp_libname=gpp
1946         ;;
1947 *)
1948         cf_gpp_libname=g++
1949         ;;
1950 esac
1951 if test "$GXX" = yes; then
1952         AC_MSG_CHECKING([for lib$cf_gpp_libname])
1953         cf_save="$LIBS"
1954         CF_ADD_LIB($cf_gpp_libname)
1955         AC_TRY_LINK([
1956 #include <$cf_gpp_libname/builtin.h>
1957         ],
1958         [two_arg_error_handler_t foo2 = lib_error_handler],
1959         [cf_cxx_library=yes
1960          CF_ADD_LIB($cf_gpp_libname,CXXLIBS)
1961          if test "$cf_gpp_libname" = cpp ; then
1962             AC_DEFINE(HAVE_GPP_BUILTIN_H)
1963          else
1964             AC_DEFINE(HAVE_GXX_BUILTIN_H)
1965          fi],
1966         [AC_TRY_LINK([
1967 #include <builtin.h>
1968         ],
1969         [two_arg_error_handler_t foo2 = lib_error_handler],
1970         [cf_cxx_library=yes
1971          CF_ADD_LIB($cf_gpp_libname,CXXLIBS)
1972          AC_DEFINE(HAVE_BUILTIN_H)],
1973         [cf_cxx_library=no])])
1974         LIBS="$cf_save"
1975         AC_MSG_RESULT($cf_cxx_library)
1976 fi
1977 ])dnl
1978 dnl ---------------------------------------------------------------------------
1979 dnl CF_GXX_VERSION version: 5 updated: 2005/08/27 09:53:42
1980 dnl --------------
1981 dnl Check for version of g++
1982 AC_DEFUN([CF_GXX_VERSION],[
1983 AC_REQUIRE([AC_PROG_CPP])
1984 GXX_VERSION=none
1985 if test "$GXX" = yes; then
1986         AC_MSG_CHECKING(version of g++)
1987         GXX_VERSION="`${CXX-g++} --version| sed -e '2,$d' -e 's/^.*(GCC) //' -e 's/^[[^0-9.]]*//' -e 's/[[^0-9.]].*//'`"
1988         test -z "$GXX_VERSION" && GXX_VERSION=unknown
1989         AC_MSG_RESULT($GXX_VERSION)
1990 fi
1991 ])dnl
1992 dnl ---------------------------------------------------------------------------
1993 dnl CF_GXX_WARNINGS version: 5 updated: 2005/08/13 14:54:38
1994 dnl ---------------
1995 dnl Check if the compiler supports useful warning options.
1996 dnl
1997 dnl Most of gcc's options apply to g++, except:
1998 dnl     -Wbad-function-cast
1999 dnl     -Wmissing-declarations
2000 dnl     -Wnested-externs
2001 dnl
2002 dnl Omit a few (for now):
2003 dnl     -Winline
2004 dnl
2005 dnl Parameter:
2006 dnl     $1 is an optional list of g++ warning flags that a particular
2007 dnl             application might want to use, e.g., "no-unused" for
2008 dnl             -Wno-unused
2009 dnl Special:
2010 dnl     If $with_ext_const is "yes", add a check for -Wwrite-strings
2011 dnl
2012 AC_DEFUN([CF_GXX_WARNINGS],
2013 [
2014
2015 CF_INTEL_COMPILER(GXX,INTEL_CPLUSPLUS,CXXFLAGS)
2016
2017 AC_REQUIRE([CF_GXX_VERSION])
2018
2019 AC_LANG_SAVE
2020 AC_LANG_CPLUSPLUS
2021
2022 cat > conftest.$ac_ext <<EOF
2023 #line __oline__ "configure"
2024 int main(int argc, char *argv[[]]) { return (argv[[argc-1]] == 0) ; }
2025 EOF
2026
2027 if test "$INTEL_CPLUSPLUS" = yes
2028 then
2029 # The "-wdXXX" options suppress warnings:
2030 # remark #1419: external declaration in primary source file
2031 # remark #1682: implicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
2032 # remark #1683: explicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
2033 # remark #1684: conversion from pointer to same-sized integral type (potential portability problem)
2034 # remark #193: zero used for undefined preprocessing identifier
2035 # remark #593: variable "curs_sb_left_arrow" was set but never used
2036 # remark #810: conversion from "int" to "Dimension={unsigned short}" may lose significant bits
2037 # remark #869: parameter "tw" was never referenced
2038 # remark #981: operands are evaluated in unspecified order
2039 # warning #269: invalid format string conversion
2040
2041         AC_CHECKING([for $CC warning options])
2042         cf_save_CXXFLAGS="$CXXFLAGS"
2043         EXTRA_CXXFLAGS="-Wall"
2044         for cf_opt in \
2045                 wd1419 \
2046                 wd1682 \
2047                 wd1683 \
2048                 wd1684 \
2049                 wd193 \
2050                 wd279 \
2051                 wd593 \
2052                 wd810 \
2053                 wd869 \
2054                 wd981
2055         do
2056                 CXXFLAGS="$cf_save_CXXFLAGS $EXTRA_CXXFLAGS -$cf_opt"
2057                 if AC_TRY_EVAL(ac_compile); then
2058                         test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
2059                         EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS -$cf_opt"
2060                 fi
2061         done
2062         CXXFLAGS="$cf_save_CXXFLAGS"
2063
2064 elif test "$GXX" = yes
2065 then
2066         AC_CHECKING([for $CXX warning options])
2067         cf_save_CXXFLAGS="$CXXFLAGS"
2068         EXTRA_CXXFLAGS="-W -Wall"
2069         cf_gxx_extra_warnings=""
2070         test "$with_ext_const" = yes && cf_gxx_extra_warnings="Wwrite-strings"
2071         case "$GCC_VERSION" in
2072         [[1-2]].*)
2073                 ;;
2074         *)
2075                 cf_gxx_extra_warnings="$cf_gxx_extra_warnings Weffc++"
2076                 ;;
2077         esac
2078         for cf_opt in \
2079                 Wabi \
2080                 fabi-version=0 \
2081                 Woverloaded-virtual \
2082                 Wsign-promo \
2083                 Wsynth \
2084                 Wold-style-cast \
2085                 Wcast-align \
2086                 Wcast-qual \
2087                 Wmissing-prototypes \
2088                 Wpointer-arith \
2089                 Wshadow \
2090                 Wstrict-prototypes \
2091                 Wundef $cf_gxx_extra_warnings $1
2092         do
2093                 CXXFLAGS="$cf_save_CXXFLAGS $EXTRA_CXXFLAGS -Werror -$cf_opt"
2094                 if AC_TRY_EVAL(ac_compile); then
2095                         test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
2096                         EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS -$cf_opt"
2097                 else
2098                         test -n "$verbose" && AC_MSG_RESULT(... no -$cf_opt)
2099                 fi
2100         done
2101         CXXFLAGS="$cf_save_CXXFLAGS"
2102 fi
2103
2104 rm -f conftest*
2105 AC_LANG_RESTORE
2106 AC_SUBST(EXTRA_CXXFLAGS)
2107 ])dnl
2108 dnl ---------------------------------------------------------------------------
2109 dnl CF_HASHED_DB version: 4 updated: 2010/05/29 16:31:02
2110 dnl ------------
2111 dnl Look for an instance of the Berkeley hashed database.
2112 dnl
2113 dnl $1 = optional parameter, to specify install-prefix for the database.
2114 AC_DEFUN([CF_HASHED_DB],
2115 [
2116 ifelse([$1],,,[
2117 case $1 in #(vi
2118 yes|*able*) #(vi
2119     ;;
2120 *)
2121     if test -d "$1" ; then
2122         CF_ADD_INCDIR($1/include)
2123         CF_ADD_LIBDIR($1/lib)
2124     fi
2125 esac
2126 ])
2127 AC_CHECK_HEADER(db.h,[
2128 CF_HASHED_DB_VERSION
2129 if test "$cf_cv_hashed_db_version" = unknown ; then
2130         AC_MSG_ERROR(Cannot determine version of db)
2131 else
2132         CF_HASHED_DB_LIBS
2133         if test "$cf_cv_hashed_db_libs" = unknown ; then
2134                 AC_MSG_ERROR(Cannot determine library for db)
2135         elif test "$cf_cv_hashed_db_libs" != default ; then
2136                 CF_ADD_LIB($cf_cv_hashed_db_libs)
2137         fi
2138 fi
2139 ],[
2140         AC_MSG_ERROR(Cannot find db.h)
2141 ])
2142 ])dnl
2143 dnl ---------------------------------------------------------------------------
2144 dnl CF_HASHED_DB_LIBS version: 9 updated: 2010/05/29 16:31:02
2145 dnl -----------------
2146 dnl Given that we have the header and version for hashed database, find the
2147 dnl library information.
2148 AC_DEFUN([CF_HASHED_DB_LIBS],
2149 [
2150 AC_CACHE_CHECK(for db libraries, cf_cv_hashed_db_libs,[
2151 cf_cv_hashed_db_libs=unknown
2152 for cf_db_libs in "" db$cf_cv_hashed_db_version db-$cf_cv_hashed_db_version db ''
2153 do
2154         cf_save_libs="$LIBS"
2155         if test -n "$cf_db_libs"; then
2156                 CF_ADD_LIB($cf_db_libs)
2157         fi
2158         CF_MSG_LOG(checking for library "$cf_db_libs")
2159         AC_TRY_LINK([
2160 $ac_includes_default
2161 #include <db.h>
2162 ],[
2163         char *path = "/tmp/foo";
2164 #ifdef DB_VERSION_MAJOR
2165 #if DB_VERSION_MAJOR >= 4
2166         DB *result = 0;
2167         db_create(&result, NULL, 0);
2168         result->open(result,
2169                 NULL,
2170                 path,
2171                 path,
2172                 DB_HASH,
2173                 DB_CREATE,
2174                 0644);
2175 #elif DB_VERSION_MAJOR >= 3
2176         DB *result = 0;
2177         db_create(&result, NULL, 0);
2178         result->open(result,
2179                 path,
2180                 path,
2181                 DB_HASH,
2182                 DB_CREATE,
2183                 0644);
2184 #elif DB_VERSION_MAJOR >= 2
2185         DB *result = 0;
2186         db_open(path,
2187                 DB_HASH,
2188                 DB_CREATE,
2189                 0644,
2190                 (DB_ENV *) 0,
2191                 (DB_INFO *) 0,
2192                 &result);
2193 #endif /* DB_VERSION_MAJOR */
2194 #else
2195         DB *result = dbopen(path,
2196                      2,
2197                      0644,
2198                      DB_HASH,
2199                      0);
2200 #endif
2201         ${cf_cv_main_return:-return}(result != 0)
2202 ],[
2203         if test -n "$cf_db_libs" ; then
2204                 cf_cv_hashed_db_libs=$cf_db_libs
2205         else
2206                 cf_cv_hashed_db_libs=default
2207         fi
2208         LIBS="$cf_save_libs"
2209         break
2210 ])
2211         LIBS="$cf_save_libs"
2212 done
2213 ])
2214 ])dnl
2215 dnl ---------------------------------------------------------------------------
2216 dnl CF_HASHED_DB_VERSION version: 3 updated: 2007/12/01 15:01:37
2217 dnl --------------------
2218 dnl Given that we have the header file for hashed database, find the version
2219 dnl information.
2220 AC_DEFUN([CF_HASHED_DB_VERSION],
2221 [
2222 AC_CACHE_CHECK(for version of db, cf_cv_hashed_db_version,[
2223 cf_cv_hashed_db_version=unknown
2224
2225 for cf_db_version in 1 2 3 4 5
2226 do
2227         CF_MSG_LOG(checking for db version $cf_db_version)
2228         AC_TRY_COMPILE([
2229 $ac_includes_default
2230 #include <db.h>
2231
2232 #ifdef DB_VERSION_MAJOR
2233         /* db2 (DB_VERSION_MAJOR=2) has also DB_VERSION_MINOR, tested with 7 */
2234 #if $cf_db_version == DB_VERSION_MAJOR
2235         /* ok */
2236 #else
2237         make an error
2238 #endif
2239 #else
2240 #if $cf_db_version == 1
2241         /* ok: assuming this is DB 1.8.5 */
2242 #else
2243         make an error
2244 #endif
2245 #endif
2246 ],[DBT *foo = 0],[
2247         cf_cv_hashed_db_version=$cf_db_version
2248         break
2249         ])
2250 done
2251 ])
2252 ])dnl
2253 dnl ---------------------------------------------------------------------------
2254 dnl CF_HEADER_PATH version: 12 updated: 2010/05/05 05:22:40
2255 dnl --------------
2256 dnl Construct a search-list of directories for a nonstandard header-file
2257 dnl
2258 dnl Parameters
2259 dnl     $1 = the variable to return as result
2260 dnl     $2 = the package name
2261 AC_DEFUN([CF_HEADER_PATH],
2262 [
2263 $1=
2264
2265 # collect the current set of include-directories from compiler flags
2266 cf_header_path_list=""
2267 if test -n "${CFLAGS}${CPPFLAGS}" ; then
2268         for cf_header_path in $CPPFLAGS $CFLAGS
2269         do
2270                 case $cf_header_path in #(vi
2271                 -I*)
2272                         cf_header_path=`echo ".$cf_header_path" |sed -e 's/^...//' -e 's,/include$,,'`
2273                         CF_ADD_SUBDIR_PATH($1,$2,include,$cf_header_path,NONE)
2274                         cf_header_path_list="$cf_header_path_list [$]$1"
2275                         ;;
2276                 esac
2277         done
2278 fi
2279
2280 # add the variations for the package we are looking for
2281 CF_SUBDIR_PATH($1,$2,include)
2282
2283 test "$includedir" != NONE && \
2284 test "$includedir" != "/usr/include" && \
2285 test -d "$includedir" && {
2286         test -d $includedir &&    $1="[$]$1 $includedir"
2287         test -d $includedir/$2 && $1="[$]$1 $includedir/$2"
2288 }
2289
2290 test "$oldincludedir" != NONE && \
2291 test "$oldincludedir" != "/usr/include" && \
2292 test -d "$oldincludedir" && {
2293         test -d $oldincludedir    && $1="[$]$1 $oldincludedir"
2294         test -d $oldincludedir/$2 && $1="[$]$1 $oldincludedir/$2"
2295 }
2296
2297 $1="[$]$1 $cf_header_path_list"
2298 ])dnl
2299 dnl ---------------------------------------------------------------------------
2300 dnl CF_HELP_MESSAGE version: 3 updated: 1998/01/14 10:56:23
2301 dnl ---------------
2302 dnl Insert text into the help-message, for readability, from AC_ARG_WITH.
2303 AC_DEFUN([CF_HELP_MESSAGE],
2304 [AC_DIVERT_HELP([$1])dnl
2305 ])dnl
2306 dnl ---------------------------------------------------------------------------
2307 dnl CF_INCLUDE_DIRS version: 6 updated: 2009/01/06 19:37:40
2308 dnl ---------------
2309 dnl Construct the list of include-options according to whether we're building
2310 dnl in the source directory or using '--srcdir=DIR' option.  If we're building
2311 dnl with gcc, don't append the includedir if it happens to be /usr/include,
2312 dnl since that usually breaks gcc's shadow-includes.
2313 AC_DEFUN([CF_INCLUDE_DIRS],
2314 [
2315 CPPFLAGS="$CPPFLAGS -I. -I../include"
2316 if test "$srcdir" != "."; then
2317         CPPFLAGS="$CPPFLAGS -I\${srcdir}/../include"
2318 fi
2319 if test "$GCC" != yes; then
2320         CPPFLAGS="$CPPFLAGS -I\${includedir}"
2321 elif test "$includedir" != "/usr/include"; then
2322         if test "$includedir" = '${prefix}/include' ; then
2323                 if test $prefix != /usr ; then
2324                         CPPFLAGS="$CPPFLAGS -I\${includedir}"
2325                 fi
2326         else
2327                 CPPFLAGS="$CPPFLAGS -I\${includedir}"
2328         fi
2329 fi
2330 AC_SUBST(CPPFLAGS)
2331 ])dnl
2332 dnl ---------------------------------------------------------------------------
2333 dnl CF_INTEL_COMPILER version: 4 updated: 2010/05/26 05:38:42
2334 dnl -----------------
2335 dnl Check if the given compiler is really the Intel compiler for Linux.  It
2336 dnl tries to imitate gcc, but does not return an error when it finds a mismatch
2337 dnl between prototypes, e.g., as exercised by CF_MISSING_CHECK.
2338 dnl
2339 dnl This macro should be run "soon" after AC_PROG_CC or AC_PROG_CPLUSPLUS, to
2340 dnl ensure that it is not mistaken for gcc/g++.  It is normally invoked from
2341 dnl the wrappers for gcc and g++ warnings.
2342 dnl
2343 dnl $1 = GCC (default) or GXX
2344 dnl $2 = INTEL_COMPILER (default) or INTEL_CPLUSPLUS
2345 dnl $3 = CFLAGS (default) or CXXFLAGS
2346 AC_DEFUN([CF_INTEL_COMPILER],[
2347 ifelse([$2],,INTEL_COMPILER,[$2])=no
2348
2349 if test "$ifelse([$1],,[$1],GCC)" = yes ; then
2350         case $host_os in
2351         linux*|gnu*)
2352                 AC_MSG_CHECKING(if this is really Intel ifelse([$1],GXX,C++,C) compiler)
2353                 cf_save_CFLAGS="$ifelse([$3],,CFLAGS,[$3])"
2354                 ifelse([$3],,CFLAGS,[$3])="$ifelse([$3],,CFLAGS,[$3]) -no-gcc"
2355                 AC_TRY_COMPILE([],[
2356 #ifdef __INTEL_COMPILER
2357 #else
2358 make an error
2359 #endif
2360 ],[ifelse([$2],,INTEL_COMPILER,[$2])=yes
2361 cf_save_CFLAGS="$cf_save_CFLAGS -we147 -no-gcc"
2362 ],[])
2363                 ifelse([$3],,CFLAGS,[$3])="$cf_save_CFLAGS"
2364                 AC_MSG_RESULT($ifelse([$2],,INTEL_COMPILER,[$2]))
2365                 ;;
2366         esac
2367 fi
2368 ])dnl
2369 dnl ---------------------------------------------------------------------------
2370 dnl CF_ISASCII version: 3 updated: 2000/08/12 23:18:52
2371 dnl ----------
2372 dnl Check if we have either a function or macro for 'isascii()'.
2373 AC_DEFUN([CF_ISASCII],
2374 [
2375 AC_MSG_CHECKING(for isascii)
2376 AC_CACHE_VAL(cf_cv_have_isascii,[
2377         AC_TRY_LINK([#include <ctype.h>],[int x = isascii(' ')],
2378         [cf_cv_have_isascii=yes],
2379         [cf_cv_have_isascii=no])
2380 ])dnl
2381 AC_MSG_RESULT($cf_cv_have_isascii)
2382 test "$cf_cv_have_isascii" = yes && AC_DEFINE(HAVE_ISASCII)
2383 ])dnl
2384 dnl ---------------------------------------------------------------------------
2385 dnl CF_LARGEFILE version: 7 updated: 2007/06/02 11:58:50
2386 dnl ------------
2387 dnl Add checks for large file support.
2388 AC_DEFUN([CF_LARGEFILE],[
2389 ifdef([AC_FUNC_FSEEKO],[
2390     AC_SYS_LARGEFILE
2391     if test "$enable_largefile" != no ; then
2392         AC_FUNC_FSEEKO
2393
2394         # Normally we would collect these definitions in the config.h,
2395         # but (like _XOPEN_SOURCE), some environments rely on having these
2396         # defined before any of the system headers are included.  Another
2397         # case comes up with C++, e.g., on AIX the compiler compiles the
2398         # header files by themselves before looking at the body files it is
2399         # told to compile.  For ncurses, those header files do not include
2400         # the config.h
2401         test "$ac_cv_sys_large_files"      != no && CPPFLAGS="$CPPFLAGS -D_LARGE_FILES "
2402         test "$ac_cv_sys_largefile_source" != no && CPPFLAGS="$CPPFLAGS -D_LARGEFILE_SOURCE "
2403         test "$ac_cv_sys_file_offset_bits" != no && CPPFLAGS="$CPPFLAGS -D_FILE_OFFSET_BITS=$ac_cv_sys_file_offset_bits "
2404
2405         AC_CACHE_CHECK(whether to use struct dirent64, cf_cv_struct_dirent64,[
2406                 AC_TRY_COMPILE([
2407 #include <sys/types.h>
2408 #include <dirent.h>
2409                 ],[
2410                 /* if transitional largefile support is setup, this is true */
2411                 extern struct dirent64 * readdir(DIR *);
2412                 struct dirent64 *x = readdir((DIR *)0);
2413                 struct dirent *y = readdir((DIR *)0);
2414                 int z = x - y;
2415                 ],
2416                 [cf_cv_struct_dirent64=yes],
2417                 [cf_cv_struct_dirent64=no])
2418         ])
2419         test "$cf_cv_struct_dirent64" = yes && AC_DEFINE(HAVE_STRUCT_DIRENT64)
2420     fi
2421 ])
2422 ])
2423 dnl ---------------------------------------------------------------------------
2424 dnl CF_LDFLAGS_STATIC version: 7 updated: 2009/04/04 18:31:04
2425 dnl -----------------
2426 dnl Check for compiler/linker flags used to temporarily force usage of static
2427 dnl libraries.  This depends on the compiler and platform.  Use this to help
2428 dnl ensure that the linker picks up a given library based on its position in
2429 dnl the list of linker options and libraries.
2430 AC_DEFUN([CF_LDFLAGS_STATIC],[
2431
2432 if test "$GCC" = yes ; then
2433         case $cf_cv_system_name in #(
2434         OS/2*|os2*|aix[[4]]*|solaris2.1[[0-9]]|darwin*)         #( vi
2435                 LDFLAGS_STATIC=
2436                 LDFLAGS_SHARED=
2437                 ;;
2438     *)  #( normally, except when broken
2439         LDFLAGS_STATIC=-static
2440         LDFLAGS_SHARED=-dynamic
2441         ;;
2442     esac
2443 else
2444         case $cf_cv_system_name in #(
2445         aix[[456]]*)    #( from ld manpage
2446                 LDFLAGS_STATIC=-bstatic
2447                 LDFLAGS_SHARED=-bdynamic
2448                 ;;
2449         hpux*)          #( from ld manpage for hpux10.20, hpux11.11
2450                 # We could also use just "archive" and "shared".
2451                 LDFLAGS_STATIC=-Wl,-a,archive_shared
2452                 LDFLAGS_SHARED=-Wl,-a,shared_archive
2453                 ;;
2454         irix*)          #( from ld manpage IRIX64
2455                 LDFLAGS_STATIC=-Bstatic
2456                 LDFLAGS_SHARED=-Bdynamic
2457                 ;;
2458         osf[[45]]*)     #( from ld manpage osf4.0d, osf5.1
2459                 # alternative "-oldstyle_liblookup" (not in cc manpage)
2460                 LDFLAGS_STATIC=-noso
2461                 LDFLAGS_SHARED=-so_archive
2462                 ;;
2463         solaris2*)
2464                 LDFLAGS_STATIC=-Bstatic
2465                 LDFLAGS_SHARED=-Bdynamic
2466                 ;;
2467         esac
2468 fi
2469
2470 AC_SUBST(LDFLAGS_STATIC)
2471 AC_SUBST(LDFLAGS_SHARED)
2472 ])
2473 dnl ---------------------------------------------------------------------------
2474 dnl CF_LD_RPATH_OPT version: 3 updated: 2010/06/02 05:03:05
2475 dnl ---------------
2476 dnl For the given system and compiler, find the compiler flags to pass to the
2477 dnl loader to use the "rpath" feature.
2478 AC_DEFUN([CF_LD_RPATH_OPT],
2479 [
2480 AC_REQUIRE([CF_CHECK_CACHE])
2481
2482 LD_RPATH_OPT=
2483 AC_MSG_CHECKING(for an rpath option)
2484 case $cf_cv_system_name in #(vi
2485 irix*) #(vi
2486         if test "$GCC" = yes; then
2487                 LD_RPATH_OPT="-Wl,-rpath,"
2488         else
2489                 LD_RPATH_OPT="-rpath "
2490         fi
2491         ;;
2492 linux*|gnu*|k*bsd*-gnu) #(vi
2493         LD_RPATH_OPT="-Wl,-rpath,"
2494         ;;
2495 openbsd[[2-9]].*) #(vi
2496         LD_RPATH_OPT="-Wl,-rpath,"
2497         ;;
2498 freebsd*) #(vi
2499         LD_RPATH_OPT="-rpath "
2500         ;;
2501 netbsd*) #(vi
2502         LD_RPATH_OPT="-Wl,-rpath,"
2503         ;;
2504 osf*|mls+*) #(vi
2505         LD_RPATH_OPT="-rpath "
2506         ;;
2507 solaris2*) #(vi
2508         LD_RPATH_OPT="-R"
2509         ;;
2510 *)
2511         ;;
2512 esac
2513 AC_MSG_RESULT($LD_RPATH_OPT)
2514
2515 case "x$LD_RPATH_OPT" in #(vi
2516 x-R*)
2517         AC_MSG_CHECKING(if we need a space after rpath option)
2518         cf_save_LIBS="$LIBS"
2519         CF_ADD_LIBS(${LD_RPATH_OPT}$libdir)
2520         AC_TRY_LINK(, , cf_rpath_space=no, cf_rpath_space=yes)
2521         LIBS="$cf_save_LIBS"
2522         AC_MSG_RESULT($cf_rpath_space)
2523         test "$cf_rpath_space" = yes && LD_RPATH_OPT="$LD_RPATH_OPT "
2524         ;;
2525 esac
2526 ])dnl
2527 dnl ---------------------------------------------------------------------------
2528 dnl CF_LIBRARY_PATH version: 9 updated: 2010/03/28 12:52:50
2529 dnl ---------------
2530 dnl Construct a search-list of directories for a nonstandard library-file
2531 dnl
2532 dnl Parameters
2533 dnl     $1 = the variable to return as result
2534 dnl     $2 = the package name
2535 AC_DEFUN([CF_LIBRARY_PATH],
2536 [
2537 $1=
2538 cf_library_path_list=""
2539 if test -n "${LDFLAGS}${LIBS}" ; then
2540         for cf_library_path in $LDFLAGS $LIBS
2541         do
2542                 case $cf_library_path in #(vi
2543                 -L*)
2544                         cf_library_path=`echo ".$cf_library_path" |sed -e 's/^...//' -e 's,/lib$,,'`
2545                         CF_ADD_SUBDIR_PATH($1,$2,lib,$cf_library_path,NONE)
2546                         cf_library_path_list="$cf_library_path_list [$]$1"
2547                         ;;
2548                 esac
2549         done
2550 fi
2551
2552 CF_SUBDIR_PATH($1,$2,lib)
2553
2554 $1="$cf_library_path_list [$]$1"
2555 ])dnl
2556 dnl ---------------------------------------------------------------------------
2557 dnl CF_LIB_PREFIX version: 8 updated: 2008/09/13 11:34:16
2558 dnl -------------
2559 dnl Compute the library-prefix for the given host system
2560 dnl $1 = variable to set
2561 AC_DEFUN([CF_LIB_PREFIX],
2562 [
2563         case $cf_cv_system_name in #(vi
2564         OS/2*|os2*) #(vi
2565         LIB_PREFIX=''
2566         ;;
2567         *)      LIB_PREFIX='lib'
2568         ;;
2569         esac
2570 ifelse($1,,,[$1=$LIB_PREFIX])
2571         AC_SUBST(LIB_PREFIX)
2572 ])dnl
2573 dnl ---------------------------------------------------------------------------
2574 dnl CF_LIB_RULES version: 56 updated: 2010/05/15 15:19:46
2575 dnl ------------
2576 dnl Append definitions and rules for the given models to the subdirectory
2577 dnl Makefiles, and the recursion rule for the top-level Makefile.  If the
2578 dnl subdirectory is a library-source directory, modify the LIBS_TO_MAKE list in
2579 dnl the corresponding makefile to list the models that we'll generate.
2580 dnl
2581 dnl For shared libraries, make a list of symbolic links to construct when
2582 dnl generating each library.  The convention used for Linux is the simplest
2583 dnl one:
2584 dnl     lib<name>.so    ->
2585 dnl     lib<name>.so.<major>    ->
2586 dnl     lib<name>.so.<maj>.<minor>
2587 AC_DEFUN([CF_LIB_RULES],
2588 [
2589 CF_LIB_PREFIX(cf_prefix)
2590 AC_REQUIRE([CF_SUBST_NCURSES_VERSION])
2591
2592 if test $cf_cv_shlib_version = cygdll ; then
2593         TINFO_NAME=$TINFO_ARG_SUFFIX
2594         TINFO_SUFFIX=.dll
2595 fi
2596
2597 for cf_dir in $SRC_SUBDIRS
2598 do
2599         if test ! -d $srcdir/$cf_dir ; then
2600                 continue
2601         elif test -f $srcdir/$cf_dir/modules; then
2602
2603                 SHARED_LIB=
2604                 LIBS_TO_MAKE=
2605                 for cf_item in $cf_LIST_MODELS
2606                 do
2607                         CF_LIB_SUFFIX($cf_item,cf_suffix,cf_depsuf)
2608                         if test $cf_item = shared ; then
2609                         if test "$cf_cv_do_symlinks" = yes ; then
2610                                 case "$cf_cv_shlib_version" in #(vi
2611                                 rel) #(vi
2612                                         case "$cf_cv_system_name" in #(vi
2613                                         darwin*)
2614                                         case .${LIB_SUFFIX} in
2615                                         .w*)
2616                                                 cf_suffix=`echo $cf_suffix | sed 's/^w//'`
2617                                                 cf_suffix=w'.${REL_VERSION}'"$cf_suffix"
2618                                                 ;;
2619                                         *)
2620                                                 cf_suffix='.${REL_VERSION}'"$cf_suffix"
2621                                                 ;;
2622                                         esac
2623                                         ;; #(vi
2624                                         *) cf_suffix="$cf_suffix"'.${REL_VERSION}' ;;
2625                                         esac
2626                                         ;;
2627                                 abi)
2628                                         case "$cf_cv_system_name" in #(vi
2629                                         darwin*)
2630                                         case .${LIB_SUFFIX} in
2631                                         .w*)
2632                                                 cf_suffix=`echo $cf_suffix | sed 's/^w//'`
2633                                                 cf_suffix=w'.${ABI_VERSION}'"$cf_suffix"
2634                                                 ;;
2635                                         *)
2636                                                 cf_suffix='.${ABI_VERSION}'"$cf_suffix"
2637                                                 ;;
2638                                         esac
2639                                         ;; #(vi
2640                                         *) cf_suffix="$cf_suffix"'.${ABI_VERSION}' ;;
2641                                         esac
2642                                         ;;
2643                                 esac
2644                         fi
2645                         # cygwin needs import library, and has unique naming convention
2646                         # use autodetected ${cf_prefix} for import lib and static lib, but
2647                         # use 'cyg' prefix for shared lib.
2648                         if test $cf_cv_shlib_version = cygdll ; then
2649                                 cf_cygsuf=`echo "$cf_suffix" | sed -e 's/\.dll/\${ABI_VERSION}.dll/'`
2650                                 LIBS_TO_MAKE="$LIBS_TO_MAKE ../lib/cyg${cf_dir}${cf_cygsuf}"
2651                                 continue
2652                         fi
2653                         fi
2654                         LIBS_TO_MAKE="$LIBS_TO_MAKE ../lib/${cf_prefix}${cf_dir}${cf_suffix}"
2655                 done
2656
2657                 if test $cf_dir = ncurses ; then
2658                         cf_subsets="$LIB_SUBSETS"
2659                         cf_r_parts="$cf_subsets"
2660                         cf_liblist="$LIBS_TO_MAKE"
2661
2662                         while test -n "$cf_r_parts"
2663                         do
2664                                 cf_l_parts=`echo "$cf_r_parts" |sed -e 's/ .*$//'`
2665                                 cf_r_parts=`echo "$cf_r_parts" |sed -e 's/^[[^ ]]* //'`
2666                                 if test "$cf_l_parts" != "$cf_r_parts" ; then
2667                                         cf_item=
2668                                         case $cf_l_parts in #(vi
2669                                         *termlib*) #(vi
2670                                                 cf_item=`echo $cf_liblist |sed -e s%${LIB_NAME}${LIB_SUFFIX}%${TINFO_LIB_SUFFIX}%g`
2671                                                 ;;
2672                                         *ticlib*)
2673                                                 cf_item=`echo $cf_liblist |sed -e s%${LIB_NAME}${LIB_SUFFIX}%${TICS_LIB_SUFFIX}%g`
2674                                                 ;;
2675                                         *)
2676                                                 break
2677                                                 ;;
2678                                         esac
2679                                         if test -n "$cf_item"; then
2680                                                 LIBS_TO_MAKE="$cf_item $LIBS_TO_MAKE"
2681                                         fi
2682                                 else
2683                                         break
2684                                 fi
2685                         done
2686                 else
2687                         cf_subsets=`echo "$LIB_SUBSETS" | sed -e 's/^termlib.* //'`
2688                 fi
2689
2690                 sed -e "s%@LIBS_TO_MAKE@%$LIBS_TO_MAKE%" \
2691                     -e "s%@SHARED_LIB@%$SHARED_LIB%" \
2692                         $cf_dir/Makefile >$cf_dir/Makefile.out
2693                 mv $cf_dir/Makefile.out $cf_dir/Makefile
2694
2695                 $AWK -f $srcdir/mk-0th.awk \
2696                         libname="${cf_dir}${LIB_SUFFIX}" subsets="$LIB_SUBSETS" \
2697                         $srcdir/$cf_dir/modules >>$cf_dir/Makefile
2698
2699                 for cf_subset in $cf_subsets
2700                 do
2701                         cf_subdirs=
2702                         for cf_item in $cf_LIST_MODELS
2703                         do
2704                         echo "Appending rules for ${cf_item} model (${cf_dir}: ${cf_subset})"
2705                         CF_UPPER(cf_ITEM,$cf_item)
2706                         CF_LIB_SUFFIX($cf_item,cf_suffix,cf_depsuf)
2707                         CF_OBJ_SUBDIR($cf_item,cf_subdir)
2708
2709                         # Test for case where we build libtinfo with a different name.
2710                         cf_libname=$cf_dir
2711                         if test $cf_dir = ncurses ; then
2712                                 case $cf_subset in
2713                                 *base*)
2714                                         cf_libname=${cf_libname}$LIB_SUFFIX
2715                                         ;;
2716                                 *termlib*)
2717                                         cf_libname=$TINFO_LIB_SUFFIX
2718                                         ;;
2719                                 ticlib*)
2720                                         cf_libname=$TICS_LIB_SUFFIX
2721                                         ;;
2722                                 esac
2723                         else
2724                                 cf_libname=${cf_libname}$LIB_SUFFIX
2725                         fi
2726                         if test -n "${DFT_ARG_SUFFIX}" ; then
2727                                 # undo $LIB_SUFFIX add-on in CF_LIB_SUFFIX
2728                                 cf_suffix=`echo $cf_suffix |sed -e "s%^${LIB_SUFFIX}%%"`
2729                         fi
2730
2731                         # These dependencies really are for development, not
2732                         # builds, but they are useful in porting, too.
2733                         cf_depend="../include/ncurses_cfg.h"
2734                         if test "$srcdir" = "."; then
2735                                 cf_reldir="."
2736                         else
2737                                 cf_reldir="\${srcdir}"
2738                         fi
2739
2740                         if test -f $srcdir/$cf_dir/$cf_dir.priv.h; then
2741                                 cf_depend="$cf_depend $cf_reldir/$cf_dir.priv.h"
2742                         elif test -f $srcdir/$cf_dir/curses.priv.h; then
2743                                 cf_depend="$cf_depend $cf_reldir/curses.priv.h"
2744                         fi
2745
2746                         cf_dir_suffix=
2747                         old_cf_suffix="$cf_suffix"
2748                         if test "$cf_cv_shlib_version_infix" = yes ; then
2749                         if test -n "$LIB_SUFFIX" ; then
2750                                 case $LIB_SUFFIX in
2751                                 w*)
2752                                         cf_libname=`echo $cf_libname | sed 's/w$//'`
2753                                         cf_suffix=`echo $cf_suffix | sed 's/^w//'`
2754                                         cf_dir_suffix=w
2755                                         ;;
2756                                 esac
2757                         fi
2758                         fi
2759
2760                         $AWK -f $srcdir/mk-1st.awk \
2761                                 name=${cf_libname}${cf_dir_suffix} \
2762                                 traces=$LIB_TRACING \
2763                                 MODEL=$cf_ITEM \
2764                                 model=$cf_subdir \
2765                                 prefix=$cf_prefix \
2766                                 suffix=$cf_suffix \
2767                                 subset=$cf_subset \
2768                                 TermlibRoot=$TINFO_NAME \
2769                                 TermlibSuffix=$TINFO_SUFFIX \
2770                                 ShlibVer=$cf_cv_shlib_version \
2771                                 ShlibVerInfix=$cf_cv_shlib_version_infix \
2772                                 ReLink=${cf_cv_do_relink-no} \
2773                                 DoLinks=$cf_cv_do_symlinks \
2774                                 rmSoLocs=$cf_cv_rm_so_locs \
2775                                 ldconfig="$LDCONFIG" \
2776                                 overwrite=$WITH_OVERWRITE \
2777                                 depend="$cf_depend" \
2778                                 host="$host" \
2779                                 libtool_version="$LIBTOOL_VERSION" \
2780                                 $srcdir/$cf_dir/modules >>$cf_dir/Makefile
2781
2782                         cf_suffix="$old_cf_suffix"
2783
2784                         for cf_subdir2 in $cf_subdirs lib
2785                         do
2786                                 test $cf_subdir = $cf_subdir2 && break
2787                         done
2788                         test "${cf_subset}.${cf_subdir2}" != "${cf_subset}.${cf_subdir}" && \
2789                         $AWK -f $srcdir/mk-2nd.awk \
2790                                 name=$cf_dir \
2791                                 traces=$LIB_TRACING \
2792                                 MODEL=$cf_ITEM \
2793                                 model=$cf_subdir \
2794                                 subset=$cf_subset \
2795                                 srcdir=$srcdir \
2796                                 echo=$WITH_ECHO \
2797                                 crenames=$cf_cv_prog_CC_c_o \
2798                                 cxxrenames=$cf_cv_prog_CXX_c_o \
2799                                 $srcdir/$cf_dir/modules >>$cf_dir/Makefile
2800                         cf_subdirs="$cf_subdirs $cf_subdir"
2801                         done
2802                 done
2803         fi
2804
2805         echo '  cd '$cf_dir' && ${MAKE} ${CF_MFLAGS} [$]@' >>Makefile
2806 done
2807
2808 for cf_dir in $SRC_SUBDIRS
2809 do
2810         if test ! -d $srcdir/$cf_dir ; then
2811                 continue
2812         fi
2813
2814         if test -f $cf_dir/Makefile ; then
2815                 case "$cf_dir" in
2816                 Ada95) #(vi
2817                         echo 'libs \' >> Makefile
2818                         echo 'install.libs \' >> Makefile
2819                         echo 'uninstall.libs ::' >> Makefile
2820                         echo '  cd '$cf_dir' && ${MAKE} ${CF_MFLAGS} [$]@' >> Makefile
2821                         ;;
2822                 esac
2823         fi
2824
2825         if test -f $srcdir/$cf_dir/modules; then
2826                 echo >> Makefile
2827                 if test -f $srcdir/$cf_dir/headers; then
2828 cat >> Makefile <<CF_EOF
2829 install.includes \\
2830 uninstall.includes \\
2831 CF_EOF
2832                 fi
2833 if test "$cf_dir" != "c++" ; then
2834 echo 'lint \' >> Makefile
2835 fi
2836 cat >> Makefile <<CF_EOF
2837 libs \\
2838 lintlib \\
2839 install.libs \\
2840 uninstall.libs \\
2841 install.$cf_dir \\
2842 uninstall.$cf_dir ::
2843         cd $cf_dir && \${MAKE} \${CF_MFLAGS} \[$]@
2844 CF_EOF
2845         elif test -f $srcdir/$cf_dir/headers; then
2846 cat >> Makefile <<CF_EOF
2847
2848 libs \\
2849 install.libs \\
2850 uninstall.libs \\
2851 install.includes \\
2852 uninstall.includes ::
2853         cd $cf_dir && \${MAKE} \${CF_MFLAGS} \[$]@
2854 CF_EOF
2855 fi
2856 done
2857
2858 cat >> Makefile <<CF_EOF
2859
2860 install.libs uninstall.libs \\
2861 install.data uninstall.data ::
2862 $MAKE_TERMINFO  cd misc && \${MAKE} \${CF_MFLAGS} \[$]@
2863 CF_EOF
2864
2865 if test "x$cf_with_manpages" = xyes; then
2866 cat >> Makefile <<CF_EOF
2867
2868 install.man \\
2869 uninstall.man ::
2870         cd man && \${MAKE} \${CF_MFLAGS} \[$]@
2871 CF_EOF
2872 fi
2873
2874 cat >> Makefile <<CF_EOF
2875
2876 distclean ::
2877         rm -f config.cache config.log config.status Makefile include/ncurses_cfg.h
2878         rm -f headers.sh headers.sed mk_shared_lib.sh
2879         rm -f edit_man.* man_alias.*
2880         rm -rf \${DIRS_TO_MAKE}
2881 CF_EOF
2882
2883 # Special case: tack's manpage lives in its own directory.
2884 if test "x$cf_with_manpages" = xyes; then
2885 if test -d tack ; then
2886 if test -f $srcdir/$tack.h; then
2887 cat >> Makefile <<CF_EOF
2888
2889 install.man \\
2890 uninstall.man ::
2891         cd tack && \${MAKE} \${CF_MFLAGS} \[$]@
2892 CF_EOF
2893 fi
2894 fi
2895 fi
2896
2897 dnl If we're installing into a subdirectory of /usr/include, etc., we should
2898 dnl prepend the subdirectory's name to the "#include" paths.  It won't hurt
2899 dnl anything, and will make it more standardized.  It's awkward to decide this
2900 dnl at configuration because of quoting, so we'll simply make all headers
2901 dnl installed via a script that can do the right thing.
2902
2903 rm -f headers.sed headers.sh
2904
2905 dnl ( generating this script makes the makefiles a little tidier :-)
2906 echo creating headers.sh
2907 cat >headers.sh <<CF_EOF
2908 #! /bin/sh
2909 # This shell script is generated by the 'configure' script.  It is invoked in a
2910 # subdirectory of the build tree.  It generates a sed-script in the parent
2911 # directory that is used to adjust includes for header files that reside in a
2912 # subdirectory of /usr/include, etc.
2913 PRG=""
2914 while test \[$]# != 3
2915 do
2916 PRG="\$PRG \[$]1"; shift
2917 done
2918 DST=\[$]1
2919 REF=\[$]2
2920 SRC=\[$]3
2921 TMPSRC=\${TMPDIR-/tmp}/\`basename \$SRC\`\$\$
2922 TMPSED=\${TMPDIR-/tmp}/headers.sed\$\$
2923 echo installing \$SRC in \$DST
2924 CF_EOF
2925
2926 if test $WITH_CURSES_H = yes; then
2927         cat >>headers.sh <<CF_EOF
2928 case \$DST in
2929 /*/include/*)
2930         END=\`basename \$DST\`
2931         for i in \`cat \$REF/../*/headers |fgrep -v "#"\`
2932         do
2933                 NAME=\`basename \$i\`
2934                 echo "s/<\$NAME>/<\$END\/\$NAME>/" >> \$TMPSED
2935         done
2936         ;;
2937 *)
2938         echo "" >> \$TMPSED
2939         ;;
2940 esac
2941 CF_EOF
2942
2943 else
2944         cat >>headers.sh <<CF_EOF
2945 case \$DST in
2946 /*/include/*)
2947         END=\`basename \$DST\`
2948         for i in \`cat \$REF/../*/headers |fgrep -v "#"\`
2949         do
2950                 NAME=\`basename \$i\`
2951                 if test "\$NAME" = "curses.h"
2952                 then
2953                         echo "s/<curses.h>/<ncurses.h>/" >> \$TMPSED
2954                         NAME=ncurses.h
2955                 fi
2956                 echo "s/<\$NAME>/<\$END\/\$NAME>/" >> \$TMPSED
2957         done
2958         ;;
2959 *)
2960         echo "s/<curses.h>/<ncurses.h>/" >> \$TMPSED
2961         ;;
2962 esac
2963 CF_EOF
2964 fi
2965 cat >>headers.sh <<CF_EOF
2966 rm -f \$TMPSRC
2967 sed -f \$TMPSED \$SRC > \$TMPSRC
2968 NAME=\`basename \$SRC\`
2969 CF_EOF
2970 if test $WITH_CURSES_H != yes; then
2971         cat >>headers.sh <<CF_EOF
2972 test "\$NAME" = "curses.h" && NAME=ncurses.h
2973 CF_EOF
2974 fi
2975 cat >>headers.sh <<CF_EOF
2976 # Just in case someone gzip'd manpages, remove the conflicting copy.
2977 test -f \$DST/\$NAME.gz && rm -f \$DST/\$NAME.gz
2978
2979 eval \$PRG \$TMPSRC \$DST/\$NAME
2980 rm -f \$TMPSRC \$TMPSED
2981 CF_EOF
2982
2983 chmod 0755 headers.sh
2984
2985 for cf_dir in $SRC_SUBDIRS
2986 do
2987         if test ! -d $srcdir/$cf_dir ; then
2988                 continue
2989         fi
2990
2991         if test -f $srcdir/$cf_dir/headers; then
2992                 $AWK -f $srcdir/mk-hdr.awk \
2993                         subset="$LIB_SUBSETS" \
2994                         compat="$WITH_CURSES_H" \
2995                         $srcdir/$cf_dir/headers >>$cf_dir/Makefile
2996         fi
2997
2998         if test -f $srcdir/$cf_dir/modules; then
2999                 if test "$cf_dir" != "c++" ; then
3000                         cat >>$cf_dir/Makefile <<"CF_EOF"
3001 depend : ${AUTO_SRC}
3002         makedepend -- ${CPPFLAGS} -- ${C_SRC}
3003
3004 # DO NOT DELETE THIS LINE -- make depend depends on it.
3005 CF_EOF
3006                 fi
3007         fi
3008 done
3009
3010 ])dnl
3011 dnl ---------------------------------------------------------------------------
3012 dnl CF_LIB_SONAME version: 4 updated: 2010/05/29 16:31:02
3013 dnl -------------
3014 dnl Find the and soname for the given shared library.  Set the cache variable
3015 dnl cf_cv_$3_soname to this, unless it is not found.  Then set the cache
3016 dnl variable to "unknown".
3017 dnl
3018 dnl $1 = headers
3019 dnl $2 = code
3020 dnl $3 = library name
3021 AC_DEFUN([CF_LIB_SONAME],
3022 [
3023 AC_CACHE_CHECK(for soname of $3 library,cf_cv_$3_soname,[
3024
3025 cf_cv_$3_soname=unknown
3026 if test "$cross_compiling" != yes ; then
3027 cat >conftest.$ac_ext <<CF_EOF
3028 $1
3029 int main()
3030 {
3031 $2
3032         ${cf_cv_main_return:-return}(0);
3033 }
3034 CF_EOF
3035 cf_save_LIBS="$LIBS"
3036         CF_ADD_LIB($3)
3037         if AC_TRY_EVAL(ac_compile) ; then
3038                 if AC_TRY_EVAL(ac_link) ; then
3039                         cf_cv_$3_soname=`ldd conftest$ac_exeext 2>/dev/null | sed -e 's,^.*/,,' -e 's, .*$,,' | fgrep lib$3.`
3040                         test -z "$cf_cv_$3_soname" && cf_cv_$3_soname=unknown
3041                 fi
3042         fi
3043 rm -f conftest*
3044 LIBS="$cf_save_LIBS"
3045 fi
3046 ])
3047 ])
3048 dnl ---------------------------------------------------------------------------
3049 dnl CF_LIB_SUFFIX version: 16 updated: 2008/12/27 12:30:03
3050 dnl -------------
3051 dnl Compute the library file-suffix from the given model name
3052 dnl $1 = model name
3053 dnl $2 = variable to set (the nominal library suffix)
3054 dnl $3 = dependency variable to set (actual filename)
3055 dnl The variable $LIB_SUFFIX, if set, prepends the variable to set.
3056 AC_DEFUN([CF_LIB_SUFFIX],
3057 [
3058         AC_REQUIRE([CF_SUBST_NCURSES_VERSION])
3059         case $1 in #(vi
3060         libtool) #(vi
3061                 $2='.la'
3062                 $3=[$]$2
3063                 ;;
3064         normal) #(vi
3065                 $2='.a'
3066                 $3=[$]$2
3067                 ;;
3068         debug) #(vi
3069                 $2='_g.a'
3070                 $3=[$]$2
3071                 ;;
3072         profile) #(vi
3073                 $2='_p.a'
3074                 $3=[$]$2
3075                 ;;
3076         shared) #(vi
3077                 case $cf_cv_system_name in
3078                 aix[[56]]*) #(vi
3079                         $2='.a'
3080                         $3=[$]$2
3081                         ;;
3082                 cygwin*) #(vi
3083                         $2='.dll'
3084                         $3='.dll.a'
3085                         ;;
3086                 darwin*) #(vi
3087                         $2='.dylib'
3088                         $3=[$]$2
3089                         ;;
3090                 hpux*) #(vi
3091                         case $target in
3092                         ia64*) #(vi
3093                                 $2='.so'
3094                                 $3=[$]$2
3095                                 ;;
3096                         *) #(vi
3097                                 $2='.sl'
3098                                 $3=[$]$2
3099                                 ;;
3100                         esac
3101                         ;;
3102                 *)      $2='.so'
3103                         $3=[$]$2
3104                         ;;
3105                 esac
3106         esac
3107         test -n "$LIB_SUFFIX" && $2="${LIB_SUFFIX}[$]{$2}"
3108         test -n "$LIB_SUFFIX" && $3="${LIB_SUFFIX}[$]{$3}"
3109 ])dnl
3110 dnl ---------------------------------------------------------------------------
3111 dnl CF_LIB_TYPE version: 4 updated: 2000/10/20 22:57:49
3112 dnl -----------
3113 dnl Compute the string to append to -library from the given model name
3114 dnl $1 = model name
3115 dnl $2 = variable to set
3116 dnl The variable $LIB_SUFFIX, if set, prepends the variable to set.
3117 AC_DEFUN([CF_LIB_TYPE],
3118 [
3119         case $1 in
3120         libtool) $2=''   ;;
3121         normal)  $2=''   ;;
3122         debug)   $2='_g' ;;
3123         profile) $2='_p' ;;
3124         shared)  $2=''   ;;
3125         esac
3126         test -n "$LIB_SUFFIX" && $2="${LIB_SUFFIX}[$]{$2}"
3127 ])dnl
3128 dnl ---------------------------------------------------------------------------
3129 dnl CF_LINK_DATAONLY version: 9 updated: 2009/01/01 20:21:38
3130 dnl ----------------
3131 dnl Some systems have a non-ANSI linker that doesn't pull in modules that have
3132 dnl only data (i.e., no functions), for example NeXT.  On those systems we'll
3133 dnl have to provide wrappers for global tables to ensure they're linked
3134 dnl properly.
3135 AC_DEFUN([CF_LINK_DATAONLY],
3136 [
3137 AC_MSG_CHECKING([if data-only library module links])
3138 AC_CACHE_VAL(cf_cv_link_dataonly,[
3139         rm -f conftest.a
3140         cat >conftest.$ac_ext <<EOF
3141 #line __oline__ "configure"
3142 int     testdata[[3]] = { 123, 456, 789 };
3143 EOF
3144         if AC_TRY_EVAL(ac_compile) ; then
3145                 mv conftest.o data.o && \
3146                 ( $AR $ARFLAGS conftest.a data.o ) 2>&AC_FD_CC 1>/dev/null
3147         fi
3148         rm -f conftest.$ac_ext data.o
3149         cat >conftest.$ac_ext <<EOF
3150 #line __oline__ "configure"
3151 int     testfunc()
3152 {
3153 #if defined(NeXT)
3154         ${cf_cv_main_return:-return}(1);        /* I'm told this linker is broken */
3155 #else
3156         extern int testdata[[3]];
3157         return testdata[[0]] == 123
3158            &&  testdata[[1]] == 456
3159            &&  testdata[[2]] == 789;
3160 #endif
3161 }
3162 EOF
3163         if AC_TRY_EVAL(ac_compile); then
3164                 mv conftest.o func.o && \
3165                 ( $AR $ARFLAGS conftest.a func.o ) 2>&AC_FD_CC 1>/dev/null
3166         fi
3167         rm -f conftest.$ac_ext func.o
3168         ( eval $RANLIB conftest.a ) 2>&AC_FD_CC >/dev/null
3169         cf_saveLIBS="$LIBS"
3170         LIBS="conftest.a $LIBS"
3171         AC_TRY_RUN([
3172         int main()
3173         {
3174                 extern int testfunc();
3175                 ${cf_cv_main_return:-return} (!testfunc());
3176         }
3177         ],
3178         [cf_cv_link_dataonly=yes],
3179         [cf_cv_link_dataonly=no],
3180         [cf_cv_link_dataonly=unknown])
3181         LIBS="$cf_saveLIBS"
3182         ])
3183 AC_MSG_RESULT($cf_cv_link_dataonly)
3184
3185 if test "$cf_cv_link_dataonly" = no ; then
3186         AC_DEFINE(BROKEN_LINKER)
3187         BROKEN_LINKER=1
3188 fi
3189
3190 ])dnl
3191 dnl ---------------------------------------------------------------------------
3192 dnl CF_LINK_FUNCS version: 7 updated: 2006/12/16 12:33:30
3193 dnl -------------
3194 dnl Most Unix systems have both link and symlink, a few don't have symlink.
3195 dnl A few non-Unix systems implement symlink, but not link.
3196 dnl A few non-systems implement neither (or have nonfunctional versions).
3197 AC_DEFUN([CF_LINK_FUNCS],
3198 [
3199 AC_CHECK_FUNCS( \
3200         remove \
3201         unlink )
3202
3203 if test "$cross_compiling" = yes ; then
3204         AC_CHECK_FUNCS( \
3205                 link \
3206                 symlink )
3207 else
3208         AC_CACHE_CHECK(if link/symlink functions work,cf_cv_link_funcs,[
3209                 cf_cv_link_funcs=
3210                 for cf_func in link symlink ; do
3211                         AC_TRY_RUN([
3212 #include <sys/types.h>
3213 #include <sys/stat.h>
3214 #ifdef HAVE_UNISTD_H
3215 #include <unistd.h>
3216 #endif
3217 int main()
3218 {
3219         int fail = 0;
3220         char *src = "config.log";
3221         char *dst = "conftest.chk";
3222         struct stat src_sb;
3223         struct stat dst_sb;
3224
3225         stat(src, &src_sb);
3226         fail = ($cf_func("config.log", "conftest.chk") < 0)
3227             || (stat(dst, &dst_sb) < 0)
3228             || (dst_sb.st_mtime != src_sb.st_mtime);
3229 #ifdef HAVE_UNLINK
3230         unlink(dst);
3231 #else
3232         remove(dst);
3233 #endif
3234         ${cf_cv_main_return:-return} (fail);
3235 }
3236                         ],[
3237                         cf_cv_link_funcs="$cf_cv_link_funcs $cf_func"
3238                         eval 'ac_cv_func_'$cf_func'=yes'],[
3239                         eval 'ac_cv_func_'$cf_func'=no'],[
3240                         eval 'ac_cv_func_'$cf_func'=error'])
3241                 done
3242                 test -z "$cf_cv_link_funcs" && cf_cv_link_funcs=no
3243         ])
3244         test "$ac_cv_func_link"    = yes && AC_DEFINE(HAVE_LINK)
3245         test "$ac_cv_func_symlink" = yes && AC_DEFINE(HAVE_SYMLINK)
3246 fi
3247 ])dnl
3248 dnl ---------------------------------------------------------------------------
3249 dnl CF_MAIN_RETURN version: 1 updated: 2006/12/10 09:51:54
3250 dnl --------------
3251 dnl Check if a return from main to the shell actually returns the same exit
3252 dnl code.  This is true for almost any POSIX environment.
3253 dnl
3254 dnl Some very old environments did not flush stdout, etc., on an exit.  That
3255 dnl would be a useful case to test for also.
3256 AC_DEFUN([CF_MAIN_RETURN],
3257 [
3258 cf_cv_main_return=return
3259 ])dnl
3260 dnl ---------------------------------------------------------------------------
3261 dnl CF_MAKEFLAGS version: 12 updated: 2006/10/21 08:27:03
3262 dnl ------------
3263 dnl Some 'make' programs support ${MAKEFLAGS}, some ${MFLAGS}, to pass 'make'
3264 dnl options to lower-levels.  It's very useful for "make -n" -- if we have it.
3265 dnl (GNU 'make' does both, something POSIX 'make', which happens to make the
3266 dnl ${MAKEFLAGS} variable incompatible because it adds the assignments :-)
3267 AC_DEFUN([CF_MAKEFLAGS],
3268 [
3269 AC_CACHE_CHECK(for makeflags variable, cf_cv_makeflags,[
3270         cf_cv_makeflags=''
3271         for cf_option in '-${MAKEFLAGS}' '${MFLAGS}'
3272         do
3273                 cat >cf_makeflags.tmp <<CF_EOF
3274 SHELL = /bin/sh
3275 all :
3276         @ echo '.$cf_option'
3277 CF_EOF
3278                 cf_result=`${MAKE-make} -k -f cf_makeflags.tmp 2>/dev/null | sed -e 's,[[       ]]*$,,'`
3279                 case "$cf_result" in
3280                 .*k)
3281                         cf_result=`${MAKE-make} -k -f cf_makeflags.tmp CC=cc 2>/dev/null`
3282                         case "$cf_result" in
3283                         .*CC=*) cf_cv_makeflags=
3284                                 ;;
3285                         *)      cf_cv_makeflags=$cf_option
3286                                 ;;
3287                         esac
3288                         break
3289                         ;;
3290                 .-)     ;;
3291                 *)      echo "given option \"$cf_option\", no match \"$cf_result\""
3292                         ;;
3293                 esac
3294         done
3295         rm -f cf_makeflags.tmp
3296 ])
3297
3298 AC_SUBST(cf_cv_makeflags)
3299 ])dnl
3300 dnl ---------------------------------------------------------------------------
3301 dnl CF_MAKE_TAGS version: 5 updated: 2010/04/03 20:07:32
3302 dnl ------------
3303 dnl Generate tags/TAGS targets for makefiles.  Do not generate TAGS if we have
3304 dnl a monocase filesystem.
3305 AC_DEFUN([CF_MAKE_TAGS],[
3306 AC_REQUIRE([CF_MIXEDCASE_FILENAMES])
3307
3308 AC_CHECK_PROGS(CTAGS, exctags ctags)
3309 AC_CHECK_PROGS(ETAGS, exetags etags)
3310
3311 AC_CHECK_PROG(MAKE_LOWER_TAGS, ${CTAGS-ctags}, yes, no)
3312
3313 if test "$cf_cv_mixedcase" = yes ; then
3314         AC_CHECK_PROG(MAKE_UPPER_TAGS, ${ETAGS-etags}, yes, no)
3315 else
3316         MAKE_UPPER_TAGS=no
3317 fi
3318
3319 if test "$MAKE_UPPER_TAGS" = yes ; then
3320         MAKE_UPPER_TAGS=
3321 else
3322         MAKE_UPPER_TAGS="#"
3323 fi
3324
3325 if test "$MAKE_LOWER_TAGS" = yes ; then
3326         MAKE_LOWER_TAGS=
3327 else
3328         MAKE_LOWER_TAGS="#"
3329 fi
3330
3331 AC_SUBST(CTAGS)
3332 AC_SUBST(ETAGS)
3333
3334 AC_SUBST(MAKE_UPPER_TAGS)
3335 AC_SUBST(MAKE_LOWER_TAGS)
3336 ])dnl
3337 dnl ---------------------------------------------------------------------------
3338 dnl CF_MANPAGE_FORMAT version: 8 updated: 2009/01/11 20:30:50
3339 dnl -----------------
3340 dnl Option to allow user to override automatic configuration of manpage format.
3341 dnl There are several special cases:
3342 dnl
3343 dnl     gzip - man checks for, can display gzip'd files
3344 dnl     compress - man checks for, can display compressed files
3345 dnl     BSDI - files in the cat-directories are suffixed ".0"
3346 dnl     formatted - installer should format (put files in cat-directory)
3347 dnl     catonly - installer should only format, e.g., for a turnkey system.
3348 dnl
3349 dnl There are other configurations which this macro does not test, e.g., HPUX's
3350 dnl compressed manpages (but uncompressed manpages are fine, and HPUX's naming
3351 dnl convention would not match our use).
3352 AC_DEFUN([CF_MANPAGE_FORMAT],
3353 [
3354 AC_REQUIRE([CF_PATHSEP])
3355 AC_MSG_CHECKING(format of man-pages)
3356
3357 AC_ARG_WITH(manpage-format,
3358         [  --with-manpage-format   specify manpage-format: gzip/compress/BSDI/normal and
3359                           optionally formatted/catonly, e.g., gzip,formatted],
3360         [MANPAGE_FORMAT=$withval],
3361         [MANPAGE_FORMAT=unknown])
3362
3363 test -z "$MANPAGE_FORMAT" && MANPAGE_FORMAT=unknown
3364 MANPAGE_FORMAT=`echo "$MANPAGE_FORMAT" | sed -e 's/,/ /g'`
3365
3366 cf_unknown=
3367
3368 case $MANPAGE_FORMAT in
3369 unknown)
3370   if test -z "$MANPATH" ; then
3371     MANPATH="/usr/man:/usr/share/man"
3372   fi
3373
3374   # look for the 'date' man-page (it's most likely to be installed!)
3375   MANPAGE_FORMAT=
3376   cf_preform=no
3377   cf_catonly=yes
3378   cf_example=date
3379
3380   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}"
3381   for cf_dir in $MANPATH; do
3382     test -z "$cf_dir" && cf_dir=/usr/man
3383     for cf_name in $cf_dir/man*/$cf_example.[[01]]* $cf_dir/cat*/$cf_example.[[01]]* $cf_dir/man*/$cf_example $cf_dir/cat*/$cf_example
3384     do
3385       cf_test=`echo $cf_name | sed -e 's/*//'`
3386       if test "x$cf_test" = "x$cf_name" ; then
3387
3388         case "$cf_name" in
3389         *.gz) MANPAGE_FORMAT="$MANPAGE_FORMAT gzip";;
3390         *.Z)  MANPAGE_FORMAT="$MANPAGE_FORMAT compress";;
3391         *.0)    MANPAGE_FORMAT="$MANPAGE_FORMAT BSDI";;
3392         *)    MANPAGE_FORMAT="$MANPAGE_FORMAT normal";;
3393         esac
3394
3395         case "$cf_name" in
3396         $cf_dir/man*)
3397           cf_catonly=no
3398           ;;
3399         $cf_dir/cat*)
3400           cf_preform=yes
3401           ;;
3402         esac
3403         break
3404       fi
3405
3406       # if we found a match in either man* or cat*, stop looking
3407       if test -n "$MANPAGE_FORMAT" ; then
3408         cf_found=no
3409         test "$cf_preform" = yes && MANPAGE_FORMAT="$MANPAGE_FORMAT formatted"
3410         test "$cf_catonly" = yes && MANPAGE_FORMAT="$MANPAGE_FORMAT catonly"
3411         case "$cf_name" in
3412         $cf_dir/cat*)
3413           cf_found=yes
3414           ;;
3415         esac
3416         test $cf_found=yes && break
3417       fi
3418     done
3419     # only check the first directory in $MANPATH where we find manpages
3420     if test -n "$MANPAGE_FORMAT" ; then
3421        break
3422     fi
3423   done
3424   # if we did not find the example, just assume it is normal
3425   test -z "$MANPAGE_FORMAT" && MANPAGE_FORMAT=normal
3426   IFS="$ac_save_ifs"
3427   ;;
3428 *)
3429   for cf_option in $MANPAGE_FORMAT; do
3430      case $cf_option in #(vi
3431      gzip|compress|BSDI|normal|formatted|catonly)
3432        ;;
3433      *)
3434        cf_unknown="$cf_unknown $cf_option"
3435        ;;
3436      esac
3437   done
3438   ;;
3439 esac
3440
3441 AC_MSG_RESULT($MANPAGE_FORMAT)
3442 if test -n "$cf_unknown" ; then
3443   AC_MSG_WARN(Unexpected manpage-format $cf_unknown)
3444 fi
3445 ])dnl
3446 dnl ---------------------------------------------------------------------------
3447 dnl CF_MANPAGE_RENAMES version: 7 updated: 2005/06/18 18:51:57
3448 dnl ------------------
3449 dnl The Debian people have their own naming convention for manpages.  This
3450 dnl option lets us override the name of the file containing renaming, or
3451 dnl disable it altogether.
3452 AC_DEFUN([CF_MANPAGE_RENAMES],
3453 [
3454 AC_MSG_CHECKING(for manpage renaming)
3455
3456 AC_ARG_WITH(manpage-renames,
3457         [  --with-manpage-renames  specify manpage-renaming],
3458         [MANPAGE_RENAMES=$withval],
3459         [MANPAGE_RENAMES=yes])
3460
3461 case ".$MANPAGE_RENAMES" in #(vi
3462 .no) #(vi
3463   ;;
3464 .|.yes)
3465   # Debian 'man' program?
3466   if test -f /etc/debian_version ; then
3467     MANPAGE_RENAMES=`cd $srcdir && pwd`/man/man_db.renames
3468   else
3469     MANPAGE_RENAMES=no
3470   fi
3471   ;;
3472 esac
3473
3474 if test "$MANPAGE_RENAMES" != no ; then
3475   if test -f $srcdir/man/$MANPAGE_RENAMES ; then
3476     MANPAGE_RENAMES=`cd $srcdir/man && pwd`/$MANPAGE_RENAMES
3477   elif test ! -f $MANPAGE_RENAMES ; then
3478     AC_MSG_ERROR(not a filename: $MANPAGE_RENAMES)
3479   fi
3480
3481   test ! -d man && mkdir man
3482
3483   # Construct a sed-script to perform renaming within man-pages
3484   if test -n "$MANPAGE_RENAMES" ; then
3485     test ! -d man && mkdir man
3486     sh $srcdir/man/make_sed.sh $MANPAGE_RENAMES >./edit_man.sed
3487   fi
3488 fi
3489
3490 AC_MSG_RESULT($MANPAGE_RENAMES)
3491 AC_SUBST(MANPAGE_RENAMES)
3492 ])dnl
3493 dnl ---------------------------------------------------------------------------
3494 dnl CF_MANPAGE_SYMLINKS version: 4 updated: 2003/12/13 18:01:58
3495 dnl -------------------
3496 dnl Some people expect each tool to make all aliases for manpages in the
3497 dnl man-directory.  This accommodates the older, less-capable implementations
3498 dnl of 'man', and is optional.
3499 AC_DEFUN([CF_MANPAGE_SYMLINKS],
3500 [
3501 AC_MSG_CHECKING(if manpage aliases will be installed)
3502
3503 AC_ARG_WITH(manpage-aliases,
3504         [  --with-manpage-aliases  specify manpage-aliases using .so],
3505         [MANPAGE_ALIASES=$withval],
3506         [MANPAGE_ALIASES=yes])
3507
3508 AC_MSG_RESULT($MANPAGE_ALIASES)
3509
3510 if test "$LN_S" = "ln -s"; then
3511         cf_use_symlinks=yes
3512 else
3513         cf_use_symlinks=no
3514 fi
3515
3516 MANPAGE_SYMLINKS=no
3517 if test "$MANPAGE_ALIASES" = yes ; then
3518 AC_MSG_CHECKING(if manpage symlinks should be used)
3519
3520 AC_ARG_WITH(manpage-symlinks,
3521         [  --with-manpage-symlinks specify manpage-aliases using symlinks],
3522         [MANPAGE_SYMLINKS=$withval],
3523         [MANPAGE_SYMLINKS=$cf_use_symlinks])
3524
3525 if test "$$cf_use_symlinks" = no; then
3526 if test "$MANPAGE_SYMLINKS" = yes ; then
3527         AC_MSG_WARN(cannot make symlinks, will use .so files)
3528         MANPAGE_SYMLINKS=no
3529 fi
3530 fi
3531
3532 AC_MSG_RESULT($MANPAGE_SYMLINKS)
3533 fi
3534
3535 ])dnl
3536 dnl ---------------------------------------------------------------------------
3537 dnl CF_MANPAGE_TBL version: 3 updated: 2002/01/19 22:51:32
3538 dnl --------------
3539 dnl This option causes manpages to be run through tbl(1) to generate tables
3540 dnl correctly.
3541 AC_DEFUN([CF_MANPAGE_TBL],
3542 [
3543 AC_MSG_CHECKING(for manpage tbl)
3544
3545 AC_ARG_WITH(manpage-tbl,
3546         [  --with-manpage-tbl      specify manpage processing with tbl],
3547         [MANPAGE_TBL=$withval],
3548         [MANPAGE_TBL=no])
3549
3550 AC_MSG_RESULT($MANPAGE_TBL)
3551 ])dnl
3552 dnl ---------------------------------------------------------------------------
3553 dnl CF_MAN_PAGES version: 37 updated: 2010/05/15 16:05:34
3554 dnl ------------
3555 dnl Try to determine if the man-pages on the system are compressed, and if
3556 dnl so, what format is used.  Use this information to construct a script that
3557 dnl will install man-pages.
3558 AC_DEFUN([CF_MAN_PAGES],
3559 [
3560 CF_HELP_MESSAGE(Options to Specify How Manpages are Installed:)
3561 CF_MANPAGE_FORMAT
3562 CF_MANPAGE_RENAMES
3563 CF_MANPAGE_SYMLINKS
3564 CF_MANPAGE_TBL
3565
3566   if test "$prefix" = "NONE" ; then
3567      cf_prefix="$ac_default_prefix"
3568   else
3569      cf_prefix="$prefix"
3570   fi
3571
3572   case "$MANPAGE_FORMAT" in # (vi
3573   *catonly*) # (vi
3574     cf_format=yes
3575     cf_inboth=no
3576     ;;
3577   *formatted*) # (vi
3578     cf_format=yes
3579     cf_inboth=yes
3580     ;;
3581   *)
3582     cf_format=no
3583     cf_inboth=no
3584     ;;
3585   esac
3586
3587 test ! -d man && mkdir man
3588
3589 cf_so_strip=
3590 cf_compress=
3591 case "$MANPAGE_FORMAT" in #(vi
3592 *compress*) #(vi
3593         cf_so_strip="Z"
3594         cf_compress=compress
3595   ;;
3596 *gzip*) #(vi
3597         cf_so_strip="gz"
3598         cf_compress=gzip
3599   ;;
3600 esac
3601
3602 cf_edit_man=./edit_man.sh
3603 cf_man_alias=`pwd`/man_alias.sed
3604
3605 cat >$cf_edit_man <<CF_EOF
3606 #! /bin/sh
3607 # this script is generated by the configure-script CF_MAN_PAGES macro.
3608
3609 prefix="$cf_prefix"
3610 datadir="$datadir"
3611
3612 NCURSES_MAJOR="$NCURSES_MAJOR"
3613 NCURSES_MINOR="$NCURSES_MINOR"
3614 NCURSES_PATCH="$NCURSES_PATCH"
3615
3616 NCURSES_OSPEED="$NCURSES_OSPEED"
3617 TERMINFO="$TERMINFO"
3618
3619 INSTALL="$INSTALL"
3620 INSTALL_DATA="$INSTALL_DATA"
3621
3622 transform="$program_transform_name"
3623
3624 TMP=\${TMPDIR-/tmp}/man\$\$
3625 trap "rm -f \$TMP" 0 1 2 5 15
3626
3627 form=\[$]1
3628 shift || exit 1
3629
3630 verb=\[$]1
3631 shift || exit 1
3632
3633 mandir=\[$]1
3634 shift || exit 1
3635
3636 srcdir=\[$]1
3637 top_srcdir=\[$]srcdir/..
3638 shift || exit 1
3639
3640 if test "\$form" = normal ; then
3641         if test "$cf_format" = yes ; then
3642         if test "$cf_inboth" = no ; then
3643                 sh \[$]0 format \$verb \$mandir \$srcdir \[$]*
3644                 exit $?
3645         fi
3646         fi
3647         cf_subdir=\$mandir/man
3648         cf_tables=$MANPAGE_TBL
3649 else
3650         cf_subdir=\$mandir/cat
3651         cf_tables=yes
3652 fi
3653
3654 # process the list of source-files
3655 for i in \[$]* ; do
3656 case \$i in #(vi
3657 *.orig|*.rej) ;; #(vi
3658 *.[[0-9]]*)
3659         section=\`expr "\$i" : '.*\\.\\([[0-9]]\\)[[xm]]*'\`;
3660         if test \$verb = installing ; then
3661         if test ! -d \$cf_subdir\${section} ; then
3662                 mkdir -p \$cf_subdir\$section
3663         fi
3664         fi
3665
3666         # replace variables in man page
3667         if test ! -f $cf_man_alias ; then
3668 cat >>$cf_man_alias <<-CF_EOF2
3669                 s,@DATADIR@,\$datadir,g
3670                 s,@TERMINFO@,\$TERMINFO,g
3671                 s,@NCURSES_MAJOR@,\$NCURSES_MAJOR,g
3672                 s,@NCURSES_MINOR@,\$NCURSES_MINOR,g
3673                 s,@NCURSES_PATCH@,\$NCURSES_PATCH,g
3674                 s,@NCURSES_OSPEED@,\$NCURSES_OSPEED,g
3675 CF_EOF
3676         ifelse($1,,,[
3677         for cf_name in $1
3678         do
3679                 cf_NAME=`echo "$cf_name" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
3680                 cf_name=`echo $cf_name|sed "$program_transform_name"`
3681 cat >>$cf_edit_man <<-CF_EOF
3682                 s,@$cf_NAME@,$cf_name,g
3683 CF_EOF
3684         done
3685         ])
3686 cat >>$cf_edit_man <<CF_EOF
3687 CF_EOF2
3688                 echo "...made $cf_man_alias"
3689         fi
3690
3691         aliases=
3692         cf_source=\`basename \$i\`
3693         inalias=\$cf_source
3694         test ! -f \$inalias && inalias="\$srcdir/\$inalias"
3695         if test ! -f \$inalias ; then
3696                 echo .. skipped \$cf_source
3697                 continue
3698         fi
3699 CF_EOF
3700
3701 if test "$MANPAGE_ALIASES" != no ; then
3702 cat >>$cf_edit_man <<CF_EOF
3703         aliases=\`sed -f \$top_srcdir/man/manlinks.sed \$inalias |sed -f $cf_man_alias | sort -u\`
3704 CF_EOF
3705 fi
3706
3707 if test "$MANPAGE_RENAMES" = no ; then
3708 cat >>$cf_edit_man <<CF_EOF
3709         # perform program transformations for section 1 man pages
3710         if test \$section = 1 ; then
3711                 cf_target=\$cf_subdir\${section}/\`echo \$cf_source|sed "\${transform}"\`
3712         else
3713                 cf_target=\$cf_subdir\${section}/\$cf_source
3714         fi
3715 CF_EOF
3716 else
3717 cat >>$cf_edit_man <<CF_EOF
3718         cf_target=\`grep "^\$cf_source" $MANPAGE_RENAMES | $AWK '{print \[$]2}'\`
3719         if test -z "\$cf_target" ; then
3720                 echo '? missing rename for '\$cf_source
3721                 cf_target="\$cf_source"
3722         fi
3723         cf_target="\$cf_subdir\${section}/\${cf_target}"
3724
3725 CF_EOF
3726 fi
3727
3728 cat >>$cf_edit_man <<CF_EOF
3729         sed     -f $cf_man_alias \\
3730 CF_EOF
3731
3732 if test -f $MANPAGE_RENAMES ; then
3733 cat >>$cf_edit_man <<CF_EOF
3734                 < \$i | sed -f `pwd`/edit_man.sed >\$TMP
3735 CF_EOF
3736 else
3737 cat >>$cf_edit_man <<CF_EOF
3738                 < \$i >\$TMP
3739 CF_EOF
3740 fi
3741
3742 cat >>$cf_edit_man <<CF_EOF
3743 if test \$cf_tables = yes ; then
3744         tbl \$TMP >\$TMP.out
3745         mv \$TMP.out \$TMP
3746 fi
3747 CF_EOF
3748
3749 if test $with_curses_h != yes ; then
3750 cat >>$cf_edit_man <<CF_EOF
3751         sed -e "/\#[    ]*include/s,curses.h,ncurses.h," < \$TMP >\$TMP.out
3752         mv \$TMP.out \$TMP
3753 CF_EOF
3754 fi
3755
3756 cat >>$cf_edit_man <<CF_EOF
3757         if test \$form = format ; then
3758                 nroff -man \$TMP >\$TMP.out
3759                 mv \$TMP.out \$TMP
3760         fi
3761 CF_EOF
3762
3763 if test -n "$cf_compress" ; then
3764 cat >>$cf_edit_man <<CF_EOF
3765         if test \$verb = installing ; then
3766         if ( $cf_compress -f \$TMP )
3767         then
3768                 mv \$TMP.$cf_so_strip \$TMP
3769         fi
3770         fi
3771         cf_target="\$cf_target.$cf_so_strip"
3772 CF_EOF
3773 fi
3774
3775 case "$MANPAGE_FORMAT" in #(vi
3776 *BSDI*)
3777 cat >>$cf_edit_man <<CF_EOF
3778         if test \$form = format ; then
3779                 # BSDI installs only .0 suffixes in the cat directories
3780                 cf_target="\`echo \$cf_target|sed -e 's/\.[[1-9]]\+[[a-z]]*/.0/'\`"
3781         fi
3782 CF_EOF
3783   ;;
3784 esac
3785
3786 cat >>$cf_edit_man <<CF_EOF
3787         suffix=\`basename \$cf_target | sed -e 's%^[[^.]]*%%'\`
3788         if test \$verb = installing ; then
3789                 echo \$verb \$cf_target
3790                 \$INSTALL_DATA \$TMP \$cf_target
3791                 test -d \$cf_subdir\${section} &&
3792                 test -n "\$aliases" && (
3793                         cd \$cf_subdir\${section} && (
3794                                 cf_source=\`echo \$cf_target |sed -e 's%^.*/\([[^/]][[^/]]*/[[^/]][[^/]]*$\)%\1%'\`
3795                                 test -n "$cf_so_strip" && cf_source=\`echo \$cf_source |sed -e 's%\.$cf_so_strip\$%%'\`
3796                                 cf_target=\`basename \$cf_target\`
3797                                 for cf_alias in \$aliases
3798               &nbs