gstreamer/m4/as-arts.m4
Thomas Vander Stichele 182d4ec6bf sync with upstream
Original commit message from CVS:
sync with upstream
2004-05-21 11:20:49 +00:00

209 lines
7.4 KiB
Text

dnl as-arts.m4 0.1.0
dnl $Id: as-arts.m4,v 1.5 2004/05/21 11:20:49 thomasvs Exp $
dnl if you copy this file to your cvs,
dnl add this file using cvs -ko add to retain this header
dnl This is an example arts .m4 adapted and scrubbed by thomasvs
# Configure paths for ARTS
# Philip Stadermann 2001-06-21
# stolen from esd.m4
dnl AM_PATH_ARTS([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]])
dnl Test for ARTS, and define ARTS_CXXFLAGS and ARTS_LIBS
dnl
AC_DEFUN([AM_PATH_ARTS],
[dnl
dnl Get the cflags and libraries from the artsc-config script
dnl
AC_ARG_WITH(arts-prefix,
AC_HELP_STRING([--with-arts-prefix=PFX],
[prefix where ARTS is installed (optional)]),
arts_prefix="$withval", arts_prefix="")
AC_ARG_WITH(arts-exec-prefix,
AC_HELP_STRING([--with-arts-exec-prefix=PFX],
[exec prefix where ARTS is installed (optional)]),
arts_exec_prefix="$withval", arts_exec_prefix="")
AC_ARG_ENABLE(artstest,
AC_HELP_STRING([--disable-artstest],
[do not try to compile and run a test ARTS program]),
, enable_artstest=yes)
if test x$arts_exec_prefix != x ; then
arts_args="$arts_args --exec-prefix=$arts_exec_prefix"
if test x${ARTS_CONFIG+set} != xset ; then
ARTS_CONFIG=$arts_exec_prefix/bin/artsc-config
fi
fi
if test x$arts_prefix != x ; then
arts_args="$arts_args --prefix=$arts_prefix"
if test x${ARTS_CONFIG+set} != xset ; then
ARTS_CONFIG=$arts_prefix/bin/artsc-config
fi
fi
AC_PATH_PROG(ARTS_CONFIG, artsc-config, no)
min_arts_version=ifelse([$1], ,0.9.5,$1)
AC_MSG_CHECKING(for ARTS artsc - version >= $min_arts_version)
no_arts=""
if test "$ARTS_CONFIG" = "no" ; then
no_arts=yes
else
# FIXME: thomas added this sed to get arts path instead of artsc
# replace -I.../artsc with -I.../arts
ARTS_CXXFLAGS=`$ARTS_CONFIG $artsconf_args --cflags | artsc-config --cflags | sed 's/\(-I.*\)artsc/\1arts/'`
ARTS_LIBS=`$ARTS_CONFIG $artsconf_args --libs | sed 's/artsc$/arts/'`
arts_major_version=`$ARTS_CONFIG $arts_args --version | \
sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
arts_minor_version=`$ARTS_CONFIG $arts_args --version | \
sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
arts_micro_version=`$ARTS_CONFIG $arts_config_args --version | \
sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
if test "x$enable_artstest" = "xyes" ; then
dnl ac_save_CXXFLAGS="$CXXFLAGS"
dnl ac_save_LIBS="$LIBS"
dnl CFLAGS="$CFLAGS $ARTS_CXXFLAGS"
dnl LIBS="$LIBS $ARTS_LIBS"
dnl
dnl Now check if the installed ARTS is sufficiently new. (Also sanity
dnl checks the results of artsc-config to some extent)
dnl
dnl a*s: to successfully compile the C++ test app, we need to
dnl first make sure we're going to compile it as C++ (with AC_LANG_PUSH),
dnl then add the CFLAGS and CLIBS of arts which we just discovered to the
dnl C++ compilation and linking flags.
dnl We also need to clean up after the test; this means using AC_LANG_POP
dnl and restoring the CPPFLAGS and LDFLAGS from the saved values we take
dnl here.
dnl ask nicely for C++ compilation
AC_LANG_PUSH(C++)
dnl save compilation and link flags and make our own
ac_save_CPPFLAGS="$CPPFLAGS"
ac_save_LDFLAGS="$LDFLAGS"
AC_SUBST(CPPFLAGS,"$CPPFLAGS $ARTS_CXXFLAGS")
AC_SUBST(LDFLAGS,"$LDFLAGS $ARTS_CLIBS")
rm -f conf.artstest
AC_TRY_RUN([
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <artsflow.h>
char*
my_strdup (char *str)
{
char *new_str;
if (str)
{
// thomas: the original test did not have the typecast
new_str = (char *) malloc ((strlen (str) + 1) * sizeof(char));
strcpy (new_str, str);
}
else
new_str = NULL;
return new_str;
}
int main ()
{
int major, minor, micro;
char *tmp_version;
system ("touch conf.artstest");
/* HP/UX 9 (%@#!) writes to sscanf strings */
tmp_version = my_strdup("$min_arts_version");
if (sscanf(tmp_version, "%d.%d.%d", &major, &minor, &micro) != 3) {
printf("%s, bad version string\n", "$min_arts_version");
exit(1);
}
if (($arts_major_version > major) ||
(($arts_major_version == major) && ($arts_minor_version > minor)) ||
(($arts_major_version == major) && ($arts_minor_version == minor) && ($arts_micro_version >= micro)))
{
return 0;
}
else
{
printf("\n*** 'artsc-config --version' returned %d.%d.%d, but the minimum version\n", $arts_major_version, $arts_minor_version, $arts_micro_version);
printf("*** of ARTS required is %d.%d.%d. If artsc-config is correct, then it is\n", major, minor, micro);
printf("*** best to upgrade to the required version.\n");
printf("*** If artsc-config was wrong, set the environment variable ARTS_CONFIG\n");
printf("*** to point to the correct copy of artsc-config, and remove the file\n");
printf("*** config.cache before re-running configure\n");
return 1;
}
}
],, no_arts=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
dnl CFLAGS="$ac_save_CFLAGS"
dnl LIBS="$ac_save_LIBS"
dnl a*s this is were we clean up after the test
AC_LANG_POP(C++)
CXXFLAGS="$ac_save_CXXFLAGS"
LDFLAGS="$ac_save_LDFLAGS"
dnl a*s we are sure that these are right, so we make them active
AC_SUBST(CXXFLAGS,"$CXXFLAGS")
AC_SUBST(LDFLAGS,"$LDFLAGS")
fi
fi
if test "x$no_arts" = x ; then
AC_MSG_RESULT(yes)
ifelse([$2], , :, [$2])
else
AC_MSG_RESULT(no)
if test "$ARTS_CONFIG" = "no" ; then
echo "*** The artsc-config script installed by ARTS could not be found"
echo "*** If ARTS was installed in PREFIX, make sure PREFIX/bin is in"
echo "*** your path, or set the ARTS_CONFIG environment variable to the"
echo "*** full path to artsc-config."
else
if test -f conf.artstest ; then
:
else
echo "*** Could not run ARTS test program, checking why..."
CFLAGS="$CFLAGS $ARTS_CXXFLAGS"
LIBS="$LIBS $ARTS_LIBS"
AC_TRY_LINK([
#include <stdio.h>
#include <artsflow.h>
], [ return 0; ],
[ echo "*** The test program compiled, but did not run. This usually means"
echo "*** that the run-time linker is not finding ARTS or finding the wrong"
echo "*** version of ARTS. If it is not finding ARTS, 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 ARTS was incorrectly installed"
echo "*** or that you have moved ARTS since it was installed. In the latter case, you"
echo "*** may want to edit the artsc-config script: $ARTS_CONFIG" ])
CFLAGS="$ac_save_CFLAGS"
LIBS="$ac_save_LIBS"
fi
fi
ARTS_CXXFLAGS=""
ARTS_LIBS=""
ifelse([$3], , :, [$3])
fi
AC_SUBST(ARTS_CXXFLAGS)
AC_SUBST(ARTS_LIBS)
rm -f conf.artstest
])
dnl release C++ question