diff options
Diffstat (limited to 'gsl-1.9/gsl.m4')
| -rw-r--r-- | gsl-1.9/gsl.m4 | 168 |
1 files changed, 168 insertions, 0 deletions
diff --git a/gsl-1.9/gsl.m4 b/gsl-1.9/gsl.m4 new file mode 100644 index 0000000..813dfb6 --- /dev/null +++ b/gsl-1.9/gsl.m4 @@ -0,0 +1,168 @@ +# Configure path for the GNU Scientific Library +# Christopher R. Gabriel <cgabriel@linux.it>, April 2000 + + +AC_DEFUN([AM_PATH_GSL], +[ +AC_ARG_WITH(gsl-prefix,[ --with-gsl-prefix=PFX Prefix where GSL is installed (optional)], + gsl_prefix="$withval", gsl_prefix="") +AC_ARG_WITH(gsl-exec-prefix,[ --with-gsl-exec-prefix=PFX Exec prefix where GSL is installed (optional)], + gsl_exec_prefix="$withval", gsl_exec_prefix="") +AC_ARG_ENABLE(gsltest, [ --disable-gsltest Do not try to compile and run a test GSL program], + , enable_gsltest=yes) + + if test "x${GSL_CONFIG+set}" != xset ; then + if test "x$gsl_prefix" != x ; then + GSL_CONFIG="$gsl_prefix/bin/gsl-config" + fi + if test "x$gsl_exec_prefix" != x ; then + GSL_CONFIG="$gsl_exec_prefix/bin/gsl-config" + fi + fi + + AC_PATH_PROG(GSL_CONFIG, gsl-config, no) + min_gsl_version=ifelse([$1], ,0.2.5,$1) + AC_MSG_CHECKING(for GSL - version >= $min_gsl_version) + no_gsl="" + if test "$GSL_CONFIG" = "no" ; then + no_gsl=yes + else + GSL_CFLAGS=`$GSL_CONFIG --cflags` + GSL_LIBS=`$GSL_CONFIG --libs` + + gsl_major_version=`$GSL_CONFIG --version | \ + sed 's/^\([[0-9]]*\).*/\1/'` + if test "x${gsl_major_version}" = "x" ; then + gsl_major_version=0 + fi + + gsl_minor_version=`$GSL_CONFIG --version | \ + sed 's/^\([[0-9]]*\)\.\{0,1\}\([[0-9]]*\).*/\2/'` + if test "x${gsl_minor_version}" = "x" ; then + gsl_minor_version=0 + fi + + gsl_micro_version=`$GSL_CONFIG --version | \ + sed 's/^\([[0-9]]*\)\.\{0,1\}\([[0-9]]*\)\.\{0,1\}\([[0-9]]*\).*/\3/'` + if test "x${gsl_micro_version}" = "x" ; then + gsl_micro_version=0 + fi + + if test "x$enable_gsltest" = "xyes" ; then + ac_save_CFLAGS="$CFLAGS" + ac_save_LIBS="$LIBS" + CFLAGS="$CFLAGS $GSL_CFLAGS" + LIBS="$LIBS $GSL_LIBS" + + rm -f conf.gsltest + AC_TRY_RUN([ +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +char* my_strdup (const char *str); + +char* +my_strdup (const char *str) +{ + char *new_str; + + if (str) + { + new_str = (char *)malloc ((strlen (str) + 1) * sizeof(char)); + strcpy (new_str, str); + } + else + new_str = NULL; + + return new_str; +} + +int main (void) +{ + int major = 0, minor = 0, micro = 0; + int n; + char *tmp_version; + + system ("touch conf.gsltest"); + + /* HP/UX 9 (%@#!) writes to sscanf strings */ + tmp_version = my_strdup("$min_gsl_version"); + + n = sscanf(tmp_version, "%d.%d.%d", &major, &minor, µ) ; + + if (n != 2 && n != 3) { + printf("%s, bad version string\n", "$min_gsl_version"); + exit(1); + } + + if (($gsl_major_version > major) || + (($gsl_major_version == major) && ($gsl_minor_version > minor)) || + (($gsl_major_version == major) && ($gsl_minor_version == minor) && ($gsl_micro_version >= micro))) + { + exit(0); + } + else + { + printf("\n*** 'gsl-config --version' returned %d.%d.%d, but the minimum version\n", $gsl_major_version, $gsl_minor_version, $gsl_micro_version); + printf("*** of GSL required is %d.%d.%d. If gsl-config is correct, then it is\n", major, minor, micro); + printf("*** best to upgrade to the required version.\n"); + printf("*** If gsl-config was wrong, set the environment variable GSL_CONFIG\n"); + printf("*** to point to the correct copy of gsl-config, and remove the file\n"); + printf("*** config.cache before re-running configure\n"); + exit(1); + } +} + +],, no_gsl=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"]) + CFLAGS="$ac_save_CFLAGS" + LIBS="$ac_save_LIBS" + fi + fi + if test "x$no_gsl" = x ; then + AC_MSG_RESULT(yes) + ifelse([$2], , :, [$2]) + else + AC_MSG_RESULT(no) + if test "$GSL_CONFIG" = "no" ; then + echo "*** The gsl-config script installed by GSL could not be found" + echo "*** If GSL was installed in PREFIX, make sure PREFIX/bin is in" + echo "*** your path, or set the GSL_CONFIG environment variable to the" + echo "*** full path to gsl-config." + else + if test -f conf.gsltest ; then + : + else + echo "*** Could not run GSL test program, checking why..." + CFLAGS="$CFLAGS $GSL_CFLAGS" + LIBS="$LIBS $GSL_LIBS" + AC_TRY_LINK([ +#include <stdio.h> +], [ return 0; ], + [ echo "*** The test program compiled, but did not run. This usually means" + echo "*** that the run-time linker is not finding GSL or finding the wrong" + echo "*** version of GSL. If it is not finding GSL, 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 GSL was incorrectly installed" + echo "*** or that you have moved GSL since it was installed. In the latter case, you" + echo "*** may want to edit the gsl-config script: $GSL_CONFIG" ]) + CFLAGS="$ac_save_CFLAGS" + LIBS="$ac_save_LIBS" + fi + fi +# GSL_CFLAGS="" +# GSL_LIBS="" + ifelse([$3], , :, [$3]) + fi + AC_SUBST(GSL_CFLAGS) + AC_SUBST(GSL_LIBS) + rm -f conf.gsltest +]) + + |