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|
dnl Autoconf macros for libprelude
dnl $id$
# Modified for LIBPRELUDE -- Thomas Andrejak
# Modified for LIBPRELUDE -- Yoann Vandoorselaere
# Modified for LIBGNUTLS -- nmav
# Configure paths for LIBGCRYPT
# Shamelessly stolen from the one of XDELTA by Owen Taylor
# Werner Koch 99-12-09
dnl AM_LIBPRELUDE([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND ]]], THREAD_SUPPORT)
dnl Test for libprelude, and define LIBPRELUDE_PREFIX, LIBPRELUDE_CFLAGS, LIBPRELUDE_PTHREAD_CFLAGS,
dnl LIBPRELUDE_LDFLAGS, and LIBPRELUDE_LIBS
dnl
AC_DEFUN([AM_LIBPRELUDE],
[dnl
dnl Get the cflags and libraries from the pkg-config file
dnl
AC_ARG_ENABLE(libprelude, AC_HELP_STRING(--enable-libprelude, Define whether LibPrelude is required), libprelude_required="yes", enable_libprelude="yes")
if test x$enable_libprelude = xyes; then
no_libprelude=""
min_libprelude_version=ifelse([$1], ,0.1.0,$1)
PKG_CHECK_MODULES([LIBPRELUDE], [libprelude >= $min_libprelude_version],
[AC_CHECK_HEADER(libprelude/prelude.h, enable_libprelude=yes, enable_libprelude=no)],
[enable_libprelude=no])
if test "x$enable_libprelude" = xno ; then
no_libprelude="no"
ifelse([$3], , :, [$3])
else
AC_MSG_CHECKING(libprelude $min_libprelude_version usability)
LIBPRELUDE_PREFIX=`$PKG_CONFIG libprelude --variable=prefix`
LIBPRELUDE_CONFIG_PREFIX=`$PKG_CONFIG libprelude --variable=configprefix`
libprelude_config_version=`$PKG_CONFIG libprelude --modversion`
ac_save_CFLAGS="$CFLAGS"
ac_save_LDFLAGS="$LDFLAGS"
ac_save_LIBS="$LIBS"
CFLAGS="$CFLAGS $LIBPRELUDE_CFLAGS"
LDFLAGS="$LDFLAGS $LIBPRELUDE_LDFLAGS"
LIBS="$LIBS $LIBPRELUDE_LIBS"
dnl
dnl Now check if the installed libprelude is sufficiently new. Also sanity
dnl checks the results of libprelude-config to some extent
dnl
rm -f conf.libpreludetest
AC_TRY_RUN([
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <libprelude/prelude.h>
int
main ()
{
system ("touch conf.libpreludetest");
if( strcmp( prelude_check_version(NULL), "$libprelude_config_version" ) )
{
printf("\n*** 'pkg-config libprelude --modversion' returned %s, but LIBPRELUDE (%s)\n",
"$libprelude_config_version", prelude_check_version(NULL) );
printf("*** was found! If pkg-config was correct, then it is best\n");
printf("*** to remove the old version of LIBPRELUDE.\n");
}
else if ( strcmp(prelude_check_version(NULL), LIBPRELUDE_VERSION ) ) {
printf("\n*** LIBPRELUDE header file (version %s) does not match\n", LIBPRELUDE_VERSION);
printf("*** library (version %s)\n", prelude_check_version(NULL) );
}
else {
if ( prelude_check_version( "$min_libprelude_version" ) )
return 0;
else {
printf("no\n*** An old version of LIBPRELUDE (%s) was found.\n",
prelude_check_version(NULL) );
printf("*** You need a version of LIBPRELUDE newer than %s. The latest version of\n",
"$min_libprelude_version" );
printf("*** LIBPRELUDE is always available from https://www.prelude-siem.org/project/prelude/files\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 libprelude pkg-config file is\n");
printf("*** being found.\n");
}
}
return 1;
}
],, no_libprelude=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
CFLAGS="$ac_save_CFLAGS"
LIBS="$ac_save_LIBS"
LDFLAGS="$ac_save_LDFLAGS"
if test "x$no_libprelude" = x ; then
AC_MSG_RESULT(yes)
ifelse([$2], , :, [$2])
else
if test -f conf.libpreludetest ; then
:
else
AC_MSG_RESULT(no)
echo "*** Could not run libprelude test program, checking why..."
CFLAGS="$CFLAGS $LIBPRELUDE_CFLAGS"
LDFLAGS="$LDFLAGS $LIBPRELUDE_LDFLAGS"
LIBS="$LIBS $LIBPRELUDE_LIBS"
AC_TRY_LINK([
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <libprelude/prelude.h>
], [ return !!prelude_check_version(NULL); ],
[ echo "*** The test program compiled, but did not run. This usually means"
echo "*** that the run-time linker is not finding LIBPRELUDE or finding the wrong"
echo "*** version of LIBPRELUDE. If it is not finding LIBPRELUDE, 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 LIBPRELUDE was incorrectly installed"
echo "*** or that you have moved LIBPRELUDE since it was installed. In the latter case, you"
echo "*** may want to edit the libprelude-config script: $LIBPRELUDE_CONFIG" ])
CFLAGS="$ac_save_CFLAGS"
LDFLAGS="$ac_save_LDFLAGS"
LIBS="$ac_save_LIBS"
fi
LIBPRELUDE_CFLAGS=""
LIBPRELUDE_LDFLAGS=""
LIBPRELUDE_LIBS=""
ifelse([$3], , :, [$3])
fi
rm -f conf.libpreludetest
AC_SUBST(LIBPRELUDE_CFLAGS)
AC_SUBST(LIBPRELUDE_PTHREAD_CFLAGS)
AC_SUBST(LIBPRELUDE_LDFLAGS)
AC_SUBST(LIBPRELUDE_LIBS)
AC_SUBST(LIBPRELUDE_PREFIX)
AC_SUBST(LIBPRELUDE_CONFIG_PREFIX)
fi
m4_ifdef([LT_INIT],
[AC_DEFINE([PRELUDE_APPLICATION_USE_LIBTOOL2], [], [Define whether application use libtool >= 2.0])],
[])
if test x$enable_libprelude = xno && test x$libprelude_required = xyes; then
AC_MSG_ERROR([Could not find libprelude library])
fi
fi
])
dnl *-*wedit:notab*-* Please keep this as the last line.
|
