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dnl Autoconf macros for opencdk
dnl $id$
# Configure paths for LIBOPENCDK
# Shamelessly stolen from the one of XDELTA by Owen Taylor
# Werner Koch 99-12-09
# Modified for OpenCDK
# Timo Schulz 02-04-06
dnl AM_PATH_LIBOPENCDK([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND ]]])
dnl Test for libopencdk, and define CDK_CFLAGS and CDK_LIBS
dnl
AC_DEFUN(AM_PATH_LIBOPENCDK,
[dnl
dnl Get the cflags and libraries from the opencdk-config script
dnl
AC_ARG_WITH(libopen-prefix,
[ --with-libopencdk-prefix=PFX Prefix where libopencdk is installed (optional)],
libopencdk_config_prefix="$withval", libopencdk_config_prefix="")
AC_ARG_ENABLE(libopencdktest,
[ --disable-libopencdktest Do not try to compile and run a test libopencdk program],
, enable_libopencdktest=yes)
if test x$libopencdk_config_prefix != x ; then
libopencdk_config_args="$libopencdk_config_args --prefix=$libopencdk_config_prefix"
if test x${LIBOPENCDK_CONFIG+set} != xset ; then
LIBOPENCDK_CONFIG=$libopencdk_config_prefix/bin/opencdk-config
fi
fi
AC_PATH_PROG(LIBOPENCDK_CONFIG, opencdk-config, no)
min_libopencdk_version=ifelse([$1], ,1.1.0,$1)
AC_MSG_CHECKING(for libopencdk - version >= $min_libopencdk_version)
no_libopencdk=""
if test "$LIBOPENCDK_CONFIG" = "no" ; then
no_libopencdk=yes
else
LIBOPENCDK_CFLAGS=`$LIBOPENCDK_CONFIG $libopencdk_config_args --cflags`
LIBOPENCDK_LIBS=`$LIBOPENCDK_CONFIG $libopencdk_config_args --libs`
libopencdk_config_version=`$LIBOPENCDK_CONFIG $libopencdk_config_args --version`
if test "x$enable_libopencdktest" = "xyes" ; then
ac_save_CFLAGS="$CFLAGS"
ac_save_LIBS="$LIBS"
CFLAGS="$CFLAGS $LIBOPENCDK_CFLAGS"
LIBS="$LIBS $LIBOPENCDK_LIBS"
dnl
dnl Now check if the installed libopencdk is sufficiently new. Also sanity
dnl checks the results of opencdk-config to some extent
dnl
rm -f conf.libopencdktest
AC_TRY_RUN([
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <opencdk.h>
int
main ()
{
system ("touch conf.libopencdktest");
if( strcmp( cdk_check_version(NULL), "$libopencdk_config_version" ) )
{
printf("\n*** 'opencdk-config --version' returned %s, but LIBOPENCDK (%s)\n",
"$libopencdk_config_version", cdk_check_version(NULL) );
printf("*** was found! If opencdk-config was correct, then it is best\n");
printf("*** to remove the old version of LIBOPENCDK. You may also be able to fix the error\n");
printf("*** by modifying your LD_LIBRARY_PATH enviroment variable, or by editing\n");
printf("*** /etc/ld.so.conf. Make sure you have run ldconfig if that is\n");
printf("*** required on your system.\n");
printf("*** If opencdk-config was wrong, set the environment variable LIBOPENCDK_CONFIG\n");
printf("*** to point to the correct copy of opencdk-config, and remove the file config.cache\n");
printf("*** before re-running configure\n");
}
else if ( strcmp(cdk_check_version(NULL), OPENCDK_VERSION ) )
{
printf("\n*** LIBOPENCDK header file (version %s) does not match\n", OPENCDK_VERSION);
printf("*** library (version %s)\n", cdk_check_version(NULL) );
}
else
{
if ( cdk_check_version( "$min_libopencdk_version" ) )
{
return 0;
}
else
{
printf("no\n*** An old version of LIBOPENCDK (%s) was found.\n",
cdk_check_version(NULL) );
printf("*** You need a version of LIBOPENCDK newer than %s. The latest version of\n",
"$min_libopencdk_version" );
printf("*** LIBOPENCDK is always available from ftp://ftp.gnutls.org/pub/gnutls/opencdk/.\n");
printf("*** (It is distributed along with GnuPG).\n");
printf("*** \n");
printf("*** If you have already installed a sufficiently new version, this error\n");
printf("*** probably means that the wrong copy of the opencdk-config shell script is\n");
printf("*** being found. The easiest way to fix this is to remove the old version\n");
printf("*** of LIBOPENCDK, but you can also set the LIBOPENCDK_CONFIG environment to point to the\n");
printf("*** correct copy of opencdk-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");
}
}
return 1;
}
],, no_libopencdk=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
CFLAGS="$ac_save_CFLAGS"
LIBS="$ac_save_LIBS"
fi
fi
if test "x$no_libopencdk" = x ; then
AC_MSG_RESULT(yes)
ifelse([$2], , :, [$2])
else
if test -f conf.libopencdktest ; then
:
else
AC_MSG_RESULT(no)
fi
if test "$LIBOPENCDK_CONFIG" = "no" ; then
echo "*** The opencdk-config script installed by LIBOPENCDK could not be found"
echo "*** If LIBOPENCDK was installed in PREFIX, make sure PREFIX/bin is in"
echo "*** your path, or set the LIBOPENCDK_CONFIG environment variable to the"
echo "*** full path to opencdk-config."
else
if test -f conf.libopencdktest ; then
:
else
echo "*** Could not run libopencdk test program, checking why..."
CFLAGS="$CFLAGS $LIBOPENCDK_CFLAGS"
LIBS="$LIBS $LIBOPENCDK_LIBS"
AC_TRY_LINK([
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <opencdk.h>
], [ return !!cdk_check_version(NULL); ],
[ echo "*** The test program compiled, but did not run. This usually means"
echo "*** that the run-time linker is not finding LIBOPENCDK or finding the wrong"
echo "*** version of LIBOPENCDK. If it is not finding LIBOPENCDK, 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 LIBOPENCDK was incorrectly installed"
echo "*** or that you have moved LIBOPENCDK since it was installed. In the latter case, you"
echo "*** may want to edit the opencdk-config script: $LIBOPENCDK_CONFIG" ])
CFLAGS="$ac_save_CFLAGS"
LIBS="$ac_save_LIBS"
fi
fi
LIBOPENCDK_CFLAGS=""
LIBOPENCDK_LIBS=""
ifelse([$3], , :, [$3])
fi
AC_SUBST(LIBOPENCDK_CFLAGS)
AC_SUBST(LIBOPENCDK_LIBS)
rm -f conf.libopencdktest
])
dnl *-*wedit:notab*-* Please keep this as the last line.
|
