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aalib m4 macro
Original commit message from CVS: aalib m4 macro
This commit is contained in:
Thomas Vander Stichele
parent
d182cfd559
commit
420d046dd5
1 changed files with 169 additions and 0 deletions
169
m4/aalib.m4
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169
m4/aalib.m4
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# Configure paths for AALIB
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# Jan Hubicka 4/22/2001
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# stolen from Sam Lantinga 9/21/99
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# stolen from Manish Singh
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# stolen back from Frank Belew
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# stolen from Manish Singh
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# Shamelessly stolen from Owen Taylor
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dnl AM_PATH_AALIB([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]])
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dnl Test for AALIB, and define AALIB_CFLAGS and AALIB_LIBS
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dnl
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AC_DEFUN(AM_PATH_AALIB,
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[dnl
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dnl Get the cflags and libraries from the aalib-config script
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dnl
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AC_ARG_WITH(aalib-prefix,[ --with-aalib-prefix=PFX Prefix where AALIB is installed (optional)],
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aalib_prefix="$withval", aalib_prefix="")
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AC_ARG_WITH(aalib-exec-prefix,[ --with-aalib-exec-prefix=PFX Exec prefix where AALIB is installed (optional)],
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aalib_exec_prefix="$withval", aalib_exec_prefix="")
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AC_ARG_ENABLE(aalibtest, [ --disable-aalibtest Do not try to compile and run a test AALIB program],
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, enable_aalibtest=yes)
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if test x$aalib_exec_prefix != x ; then
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aalib_args="$aalib_args --exec-prefix=$aalib_exec_prefix"
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if test x${AALIB_CONFIG+set} != xset ; then
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AALIB_CONFIG=$aalib_exec_prefix/bin/aalib-config
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fi
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fi
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if test x$aalib_prefix != x ; then
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aalib_args="$aalib_args --prefix=$aalib_prefix"
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if test x${AALIB_CONFIG+set} != xset ; then
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AALIB_CONFIG=$aalib_prefix/bin/aalib-config
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fi
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fi
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AC_PATH_PROG(AALIB_CONFIG, aalib-config, no)
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min_aalib_version=ifelse([$1], ,0.11.0,$1)
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AC_MSG_CHECKING(for AALIB - version >= $min_aalib_version)
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no_aalib=""
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if test "$AALIB_CONFIG" = "no" ; then
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no_aalib=yes
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else
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AALIB_CFLAGS=`$AALIB_CONFIG $aalibconf_args --cflags`
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AALIB_LIBS=`$AALIB_CONFIG $aalibconf_args --libs`
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aalib_major_version=`$AALIB_CONFIG $aalib_args --version | \
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sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
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aalib_minor_version=`$AALIB_CONFIG $aalib_args --version | \
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sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
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aalib_micro_version=`$AALIB_CONFIG $aalib_config_args --version | \
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sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
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if test "x$enable_aalibtest" = "xyes" ; then
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ac_save_CFLAGS="$CFLAGS"
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ac_save_LIBS="$LIBS"
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CFLAGS="$CFLAGS $AALIB_CFLAGS"
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LIBS="$LIBS $AALIB_LIBS"
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dnl
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dnl Now check if the installed AALIB is sufficiently new. (Also sanity
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dnl checks the results of aalib-config to some extent
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dnl
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rm -f conf.aalibtest
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AC_TRY_RUN([
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "aalib.h"
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char*
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my_strdup (char *str)
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{
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char *new_str;
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if (str)
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{
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new_str = (char *)malloc ((strlen (str) + 1) * sizeof(char));
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strcpy (new_str, str);
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}
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else
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new_str = NULL;
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return new_str;
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}
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int main (int argc, char *argv[])
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{
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int major, minor, micro;
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char *tmp_version;
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/* This hangs on some systems (?)
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system ("touch conf.aalibtest");
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*/
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{ FILE *fp = fopen("conf.aalibtest", "a"); if ( fp ) fclose(fp); }
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/* HP/UX 9 (%@#!) writes to sscanf strings */
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tmp_version = my_strdup("$min_aalib_version");
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if (sscanf(tmp_version, "%d.%d.%d", &major, &minor, µ) != 3) {
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printf("%s, bad version string\n", "$min_aalib_version");
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exit(1);
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}
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if (($aalib_major_version > major) ||
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(($aalib_major_version == major) && ($aalib_minor_version > minor)) ||
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(($aalib_major_version == major) && ($aalib_minor_version == minor) && ($aalib_micro_version >= micro)))
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{
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return 0;
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}
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else
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{
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printf("\n*** 'aalib-config --version' returned %d.%d.%d, but the minimum version\n", $aalib_major_version, $aalib_minor_version, $aalib_micro_version);
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printf("*** of AALIB required is %d.%d.%d. If aalib-config is correct, then it is\n", major, minor, micro);
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printf("*** best to upgrade to the required version.\n");
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printf("*** If aalib-config was wrong, set the environment variable AALIB_CONFIG\n");
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printf("*** to point to the correct copy of aalib-config, and remove the file\n");
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printf("*** config.cache before re-running configure\n");
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return 1;
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}
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}
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],, no_aalib=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
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CFLAGS="$ac_save_CFLAGS"
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LIBS="$ac_save_LIBS"
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fi
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fi
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if test "x$no_aalib" = x ; then
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AC_MSG_RESULT(yes)
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ifelse([$2], , :, [$2])
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else
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AC_MSG_RESULT(no)
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if test "$AALIB_CONFIG" = "no" ; then
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echo "*** The aalib-config script installed by AALIB could not be found"
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echo "*** If AALIB was installed in PREFIX, make sure PREFIX/bin is in"
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echo "*** your path, or set the AALIB_CONFIG environment variable to the"
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echo "*** full path to aalib-config."
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else
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if test -f conf.aalibtest ; then
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:
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else
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echo "*** Could not run AALIB test program, checking why..."
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CFLAGS="$CFLAGS $AALIB_CFLAGS"
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LIBS="$LIBS $AALIB_LIBS"
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AC_TRY_LINK([
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#include <stdio.h>
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#include "AALIB.h"
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], [ return 0; ],
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[ echo "*** The test program compiled, but did not run. This usually means"
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echo "*** that the run-time linker is not finding AALIB or finding the wrong"
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echo "*** version of AALIB. If it is not finding AALIB, you'll need to set your"
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echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point"
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echo "*** to the installed location Also, make sure you have run ldconfig if that"
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echo "*** is required on your system"
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echo "***"
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echo "*** If you have an old version installed, it is best to remove it, although"
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echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH"],
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[ echo "*** The test program failed to compile or link. See the file config.log for the"
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echo "*** exact error that occured. This usually means AALIB was incorrectly installed"
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echo "*** or that you have moved AALIB since it was installed. In the latter case, you"
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echo "*** may want to edit the aalib-config script: $AALIB_CONFIG" ])
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CFLAGS="$ac_save_CFLAGS"
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LIBS="$ac_save_LIBS"
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fi
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fi
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AALIB_CFLAGS=""
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AALIB_LIBS=""
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ifelse([$3], , :, [$3])
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fi
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AC_SUBST(AALIB_CFLAGS)
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AC_SUBST(AALIB_LIBS)
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rm -f conf.aalibtest
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])
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