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uc.m4
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uc.m4
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# Configure paths for UC
# $Id: uc.m4,v 1.0.0-0 2010/06/09 14:39:39 Cnangel Exp $
dnl AM_PATH_UC([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]])
dnl Test for UC, and define UC_CFLAGS and UC_LIBS
dnl
AC_DEFUN([AM_PATH_UC],
[dnl
dnl Get the cflags and libraries from the uc-config script
dnl
AC_ARG_WITH(uc-prefix,[ --with-uc-prefix=PFX Prefix where UC is installed (optional)],
uc_config_prefix="$withval", uc_config_prefix="")
AC_ARG_WITH(uc-exec-prefix,[ --with-uc-exec-prefix=PFX Exec prefix where UC is installed (optional)],
uc_config_exec_prefix="$withval", uc_config_exec_prefix="")
AC_ARG_ENABLE(uctest, [ --disable-uctest Do not try to compile and run a test UC program],
, enable_uctest=yes)
if test x$uc_config_exec_prefix != x ; then
uc_config_args="$uc_config_args --exec-prefix=$uc_config_exec_prefix"
if test x${UC_CONFIG+set} != xset ; then
UC_CONFIG=$uc_config_exec_prefix/bin/uc-config
fi
fi
if test x$uc_config_prefix != x ; then
uc_config_args="$uc_config_args --prefix=$uc_config_prefix"
if test x${UC_CONFIG+set} != xset ; then
UC_CONFIG=$uc_config_prefix/bin/uc-config
fi
fi
AC_PATH_PROG(UC_CONFIG, uc-config, no)
min_uc_version=ifelse([$1], ,0.99.7,$1)
AC_MSG_CHECKING(for UC - version >= $min_uc_version)
no_uc=""
if test "$UC_CONFIG" = "no" ; then
no_uc=yes
else
UC_CFLAGS=`$UC_CONFIG $uc_config_args --cflags`
UC_LIBS=`$UC_CONFIG $uc_config_args --libs`
uc_config_major_version=`$UC_CONFIG $uc_config_args --version | \
sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
uc_config_minor_version=`$UC_CONFIG $uc_config_args --version | \
sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
uc_config_micro_version=`$UC_CONFIG $uc_config_args --version | \
sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
if test "x$enable_uctest" = "xyes" ; then
ac_save_CFLAGS="$CFLAGS"
ac_save_CXXFLAGS="$CXXFLAGS"
ac_save_LIBS="$LIBS"
CFLAGS="$CFLAGS $UC_CFLAGS"
CXXFLAGS="$CXXFLAGS $UC_CFLAGS"
LIBS="$UC_LIBS $LIBS"
dnl
dnl Now check if the installed UC is sufficiently new. (Also sanity
dnl checks the results of uc-config to some extent
dnl
rm -f conf.uctest
AC_TRY_RUN([
#include <uc/Category.hh>
#include <stdio.h>
#include <stdlib.h>
int
main ()
{
int uc_major, uc_minor, uc_micro;
int major, minor, micro;
char *tmp_version;
char *tmp_uc_version;
system ("touch conf.uctest");
/* HP/UX 9 (%@#!) writes to sscanf strings */
tmp_version = strdup("$min_uc_version");
if (sscanf(tmp_version, "%d.%d.%d", &major, &minor, µ) != 3) {
printf("%s, bad version string\n", "$min_uc_version");
exit(1);
}
/* HP/UX 9 (%@#!) writes to sscanf strings */
tmp_uc_version = strdup(UC_VERSION);
if (sscanf(tmp_uc_version, "%d.%d.%d", &uc_major, &uc_minor, &uc_micro) != 3) {
printf("%s, bad uc version string\n", UC_VERSION);
exit(1);
}
if ((uc_major > major) ||
((uc_major == major) && (uc_minor > minor)) ||
((uc_major == major) && (uc_minor == minor) && (uc_micro >= micro)))
{
return 0;
}
else
{
printf("\n*** An old version of UC (%d.%d.%d) was found.\n",
uc_major, uc_minor, uc_micro);
printf("*** You need a version of UC newer than %d.%d.%d. The latest version of\n",
major, minor, micro);
printf("***\n");
printf("*** If you have already installed a sufficiently new version, this error\n");
printf("*** probably means that the wrong copy of the uc-config shell script is\n");
printf("*** being found. The easiest way to fix this is to remove the old version\n");
printf("*** of UC, but you can also set the UC_CONFIG environment to point to the\n");
printf("*** correct copy of uc-config. (In this case, you will have to\n");
printf("*** modify your LD_LIBRARY_PATH enviroment variable, or edit /etc/ld.so.conf\n");
printf("*** so that the correct libraries are found at run-time))\n");
}
uc::Category& log = uc::UCCpp::getRoot();
return 1;
}
],, no_uc=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
CFLAGS="$ac_save_CFLAGS"
CXXFLAGS="$ac_save_CXXFLAGS"
LIBS="$ac_save_LIBS"
fi
fi
if test "x$no_uc" = x ; then
AC_MSG_RESULT(yes)
ifelse([$2], , :, [$2])
else
AC_MSG_RESULT(no)
if test "$UC_CONFIG" = "no" ; then
echo "*** The uc-config script installed by UC could not be found"
echo "*** If UC was installed in PREFIX, make sure PREFIX/bin is in"
echo "*** your path, or set the UC_CONFIG environment variable to the"
echo "*** full path to uc-config."
else
if test -f conf.uctest ; then
:
else
echo "*** Could not run UC test program, checking why..."
CFLAGS="$CFLAGS $UC_CFLAGS"
CXXFLAGS="$CXXFLAGS $UC_CFLAGS"
LIBS="$LIBS $UC_LIBS"
AC_TRY_LINK([
#include <uc/uc.h>
], [ uc::UCCpp::getRoot(); return 0; ],
[ echo "*** The test program compiled, but did not run. This usually means"
echo "*** that the run-time linker is not finding UC or finding the wrong"
echo "*** version of UC. If it is not finding UC, 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 "***" ],
[ echo "*** The test program failed to compile or link. See the file config.log for the"
echo "*** exact error that occured. This usually means UC was incorrectly installed"
echo "*** or that you have moved UC since it was installed. In the latter case, you"
echo "*** may want to edit the uc-config script: $UC_CONFIG" ])
CFLAGS="$ac_save_CFLAGS"
CXXFLAGS="$ac_save_CXXFLAGS"
LIBS="$ac_save_LIBS"
fi
fi
UC_CFLAGS=""
UC_LIBS=""
ifelse([$3], , :, [$3])
fi
AC_SUBST(UC_CFLAGS)
AC_SUBST(UC_LIBS)
rm -f conf.uctest
])