-# Configure paths for GiNaC
-# Richard Kreckel 12/12/2000
-# borrowed from Christian Bauer
-# stolen from Sam Lantinga
-# stolen from Manish Singh
-# stolen back from Frank Belew
-# stolen from Manish Singh
-# Shamelessly stolen from Owen Taylor
-
-dnl AM_PATH_GINAC([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]])
-dnl Test for GiNaC, and define GINACLIB_CPPFLAGS and GINACLIB_LIBS
-dnl
-AC_DEFUN([AM_PATH_GINAC],
-[dnl
-dnl Get the cppflags and libraries from the ginac-config script
-dnl
-AC_ARG_WITH(ginac-prefix, AC_HELP_STRING([--with-ginac-prefix=PFX], [Prefix where GiNaC is installed (optional)]),
- ginac_prefix="$withval", ginac_prefix="")
-AC_ARG_WITH(ginac-exec-prefix, AC_HELP_STRING([--with-ginac-exec-prefix=PFX], [Exec prefix where GiNaC is installed (optional)]),
- ginac_exec_prefix="$withval", ginac_exec_prefix="")
-AC_ARG_ENABLE(ginactest, AC_HELP_STRING([--disable-ginactest], [Do not try to compile and run a test GiNaC program]),
- , enable_ginactest=yes)
-
-if test x$ginac_exec_prefix != x ; then
- ginac_args="$ginac_args --exec-prefix=$ginac_exec_prefix"
- if test x${GINACLIB_CONFIG+set} != xset ; then
- GINACLIB_CONFIG=$ginac_exec_prefix/bin/ginac-config
- fi
-fi
-if test x$ginac_prefix != x ; then
- ginac_args="$ginac_args --prefix=$ginac_prefix"
- if test x${GINACLIB_CONFIG+set} != xset ; then
- GINACLIB_CONFIG=$ginac_prefix/bin/ginac-config
- fi
-fi
-
-AC_PATH_PROG(GINACLIB_CONFIG, ginac-config, no)
-ginac_min_version=ifelse([$1], ,0.7.0,$1)
-AC_MSG_CHECKING(for GiNaC - version >= $ginac_min_version)
-if test "$GINACLIB_CONFIG" = "no" ; then
- AC_MSG_RESULT(no)
- echo "*** The ginac-config script installed by GiNaC could not be found"
- echo "*** If GiNaC was installed in PREFIX, make sure PREFIX/bin is in"
- echo "*** your path, or set the GINACLIB_CONFIG environment variable to the"
- echo "*** full path to ginac-config."
- ifelse([$3], , :, [$3])
-else
-dnl Parse required version and the result of ginac-config.
- ginac_min_major_version=`echo $ginac_min_version | \
- sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
- ginac_min_minor_version=`echo $ginac_min_version | \
- sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
- ginac_min_micro_version=`echo $ginac_min_version | \
- sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
- GINACLIB_CPPFLAGS=`$GINACLIB_CONFIG $ginac_args --cppflags`
- GINACLIB_LIBS=`$GINACLIB_CONFIG $ginac_args --libs`
- ginac_config_version=`$GINACLIB_CONFIG $ginac_args --version`
- ginac_config_major_version=`echo $ginac_config_version | \
- sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
- ginac_config_minor_version=`echo $ginac_config_version | \
- sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
- ginac_config_micro_version=`echo $ginac_config_version | \
- sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
-dnl Check if the installed GiNaC is sufficiently new according to ginac-config.
- if test \( $ginac_config_major_version -lt $ginac_min_major_version \) -o \
- \( $ginac_config_major_version -eq $ginac_min_major_version -a $ginac_config_minor_version -lt $ginac_min_minor_version \) -o \
- \( $ginac_config_major_version -eq $ginac_min_major_version -a $ginac_config_minor_version -eq $ginac_min_minor_version -a $ginac_config_micro_version -lt $ginac_min_micro_version \); then
- echo -e "\n*** 'ginac-config --version' returned $ginac_config_major_version.$ginac_config_minor_version.$ginac_config_micro_version, but the minimum version"
- echo "*** of GiNaC required is $ginac_min_major_version.$ginac_min_minor_version.$ginac_min_micro_version. If ginac-config is correct, then it is"
- echo "*** best to upgrade to the required version."
- echo "*** If ginac-config was wrong, set the environment variable GINACLIB_CONFIG"
- echo "*** to point to the correct copy of ginac-config, and remove the file"
- echo "*** config.cache before re-running configure."
- ifelse([$3], , :, [$3])
- else
-dnl The versions match so far. Now do a sanity check: Does the result of ginac-config
-dnl match the version of the headers and the version built into the library, too?
- no_ginac=""
- if test "x$enable_ginactest" = "xyes" ; then
- ac_save_CPPFLAGS="$CPPFLAGS"
- ac_save_LIBS="$LIBS"
- CPPFLAGS="$CPPFLAGS $GINACLIB_CPPFLAGS"
- LIBS="$LIBS $GINACLIB_LIBS"
- rm -f conf.ginactest
- AC_TRY_RUN([
-#include <stdio.h>
-#include <string.h>
-#include <ginac/version.h>
-
-/* we do not #include <stdlib.h> because autoconf in C++ mode inserts a
- prototype for exit() that conflicts with the one in stdlib.h */
-extern "C" int system(const char *);
-
-int main()
-{
- int major, minor, micro;
- char *tmp_version;
-
- system("touch conf.ginactest");
-
- if ((GINACLIB_MAJOR_VERSION != $ginac_config_major_version) ||
- (GINACLIB_MINOR_VERSION != $ginac_config_minor_version) ||
- (GINACLIB_MICRO_VERSION != $ginac_config_micro_version)) {
- printf("\n*** 'ginac-config --version' returned %d.%d.%d, but the header file I found\n", $ginac_config_major_version, $ginac_config_minor_version, $ginac_config_micro_version);
- printf("*** corresponds to %d.%d.%d. This mismatch suggests your installation of GiNaC\n", GINACLIB_MAJOR_VERSION, GINACLIB_MINOR_VERSION, GINACLIB_MICRO_VERSION);
- printf("*** is corrupted or you have specified some wrong -I compiler flags.\n");
- printf("*** Please inquire and consider reinstalling GiNaC.\n");
- return 1;
- }
- if ((GiNaC::version_major != $ginac_config_major_version) ||
- (GiNaC::version_minor != $ginac_config_minor_version) ||
- (GiNaC::version_micro != $ginac_config_micro_version)) {
- printf("\n*** 'ginac-config --version' returned %d.%d.%d, but the library I found\n", $ginac_config_major_version, $ginac_config_minor_version, $ginac_config_micro_version);
- printf("*** corresponds to %d.%d.%d. This mismatch suggests your installation of GiNaC\n", GiNaC::version_major, GiNaC::version_minor, GiNaC::version_micro);
- printf("*** is corrupted or you have specified some wrong -L compiler flags.\n");
- printf("*** Please inquire and consider reinstalling GiNaC.\n");
- return 1;
- }
- return 0;
-}
-],, no_ginac=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
- CPPFLAGS="$ac_save_CPPFLAGS"
- LIBS="$ac_save_LIBS"
- fi
- if test "x$no_ginac" = x ; then
- AC_MSG_RESULT([yes, $ginac_config_version])
- ifelse([$2], , :, [$2])
- else
- AC_MSG_RESULT(no)
- if test ! -f conf.ginactest ; then
- echo "*** Could not run GiNaC test program, checking why..."
- CPPFLAGS="$CFLAGS $GINACLIB_CPPFLAGS"
- LIBS="$LIBS $GINACLIB_LIBS"
- AC_TRY_LINK([
-#include <stdio.h>
-#include <ginac/version.h>
-], [ return 0; ],
- [ echo "*** The test program compiled, but did not run. This usually means"
- echo "*** that the run-time linker is not finding GiNaC or finding the wrong"
- echo "*** version of GiNaC. If it is not finding GiNaC, 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 "*** The test program failed to compile or link. See the file config.log for the"
- echo "*** exact error that occured. This usually means GiNaC was incorrectly installed"
- echo "*** or that you have moved GiNaC since it was installed. In the latter case, you"
- echo "*** may want to edit the ginac-config script: $GINACLIB_CONFIG." ])
- CPPFLAGS="$ac_save_CPPFLAGS"
- LIBS="$ac_save_LIBS"
- fi
- GINACLIB_CPPFLAGS=""
- GINACLIB_LIBS=""
- ifelse([$3], , :, [$3])
- fi
- fi
-fi
-AC_SUBST(GINACLIB_CPPFLAGS)
-AC_SUBST(GINACLIB_LIBS)
-rm -f conf.ginactest
-])
git://www.ginac.de / ginac.git / commitdiff