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