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190 lines
7.9 KiB
Plaintext
190 lines
7.9 KiB
Plaintext
dnl Autoconf macros for libprelude
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dnl $id$
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# Modified for LIBPRELUDE -- Yoann Vandoorselaere
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# Modified for LIBGNUTLS -- nmav
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# Configure paths for LIBGCRYPT
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# Shamelessly stolen from the one of XDELTA by Owen Taylor
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# Werner Koch 99-12-09
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dnl AM_PATH_LIBPRELUDE([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND ]]], THREAD_SUPPORT)
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dnl Test for libprelude, and define LIBPRELUDE_PREFIX, LIBPRELUDE_CFLAGS, LIBPRELUDE_PTHREAD_CFLAGS,
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dnl LIBPRELUDE_LDFLAGS, and LIBPRELUDE_LIBS
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dnl
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AC_DEFUN([AM_PATH_LIBPRELUDE],
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[dnl
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dnl Get the cflags and libraries from the libprelude-config script
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dnl
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AC_ARG_WITH(libprelude-prefix, AC_HELP_STRING(--with-libprelude-prefix=PFX,
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Prefix where libprelude is installed (optional)),
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libprelude_config_prefix="$withval", libprelude_config_prefix="")
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if test x$libprelude_config_prefix != x ; then
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if test x${LIBPRELUDE_CONFIG+set} != xset ; then
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LIBPRELUDE_CONFIG=$libprelude_config_prefix/bin/libprelude-config
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fi
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fi
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AC_PATH_PROG(LIBPRELUDE_CONFIG, libprelude-config, no)
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if test "$LIBPRELUDE_CONFIG" != "no"; then
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if $($LIBPRELUDE_CONFIG --thread > /dev/null 2>&1); then
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LIBPRELUDE_PTHREAD_CFLAGS=`$LIBPRELUDE_CONFIG --thread --cflags`
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if test x$4 = xtrue || test x$4 = xyes; then
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libprelude_config_args="--thread"
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else
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libprelude_config_args="--no-thread"
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fi
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else
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LIBPRELUDE_PTHREAD_CFLAGS=`$LIBPRELUDE_CONFIG --pthread-cflags`
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fi
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fi
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min_libprelude_version=ifelse([$1], ,0.1.0,$1)
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AC_MSG_CHECKING(for libprelude - version >= $min_libprelude_version)
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no_libprelude=""
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if test "$LIBPRELUDE_CONFIG" = "no" ; then
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no_libprelude=yes
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else
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LIBPRELUDE_CFLAGS=`$LIBPRELUDE_CONFIG $libprelude_config_args --cflags`
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LIBPRELUDE_LDFLAGS=`$LIBPRELUDE_CONFIG $libprelude_config_args --ldflags`
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LIBPRELUDE_LIBS=`$LIBPRELUDE_CONFIG $libprelude_config_args --libs`
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LIBPRELUDE_PREFIX=`$LIBPRELUDE_CONFIG $libprelude_config_args --prefix`
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LIBPRELUDE_CONFIG_PREFIX=`$LIBPRELUDE_CONFIG $libprelude_config_args --config-prefix`
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libprelude_config_version=`$LIBPRELUDE_CONFIG $libprelude_config_args --version`
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ac_save_CFLAGS="$CFLAGS"
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ac_save_LDFLAGS="$LDFLAGS"
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ac_save_LIBS="$LIBS"
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CFLAGS="$CFLAGS $LIBPRELUDE_CFLAGS"
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LDFLAGS="$LDFLAGS $LIBPRELUDE_LDFLAGS"
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LIBS="$LIBS $LIBPRELUDE_LIBS"
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dnl
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dnl Now check if the installed libprelude is sufficiently new. Also sanity
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dnl checks the results of libprelude-config to some extent
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dnl
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rm -f conf.libpreludetest
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AC_TRY_RUN([
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <libprelude/prelude.h>
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int
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main ()
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{
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system ("touch conf.libpreludetest");
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if( strcmp( prelude_check_version(NULL), "$libprelude_config_version" ) )
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{
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printf("\n*** 'libprelude-config --version' returned %s, but LIBPRELUDE (%s)\n",
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"$libprelude_config_version", prelude_check_version(NULL) );
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printf("*** was found! If libprelude-config was correct, then it is best\n");
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printf("*** to remove the old version of LIBPRELUDE. You may also be able to fix the error\n");
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printf("*** by modifying your LD_LIBRARY_PATH enviroment variable, or by editing\n");
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printf("*** /etc/ld.so.conf. Make sure you have run ldconfig if that is\n");
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printf("*** required on your system.\n");
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printf("*** If libprelude-config was wrong, set the environment variable LIBPRELUDE_CONFIG\n");
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printf("*** to point to the correct copy of libprelude-config, and remove the file config.cache\n");
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printf("*** before re-running configure\n");
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}
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else if ( strcmp(prelude_check_version(NULL), LIBPRELUDE_VERSION ) ) {
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printf("\n*** LIBPRELUDE header file (version %s) does not match\n", LIBPRELUDE_VERSION);
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printf("*** library (version %s)\n", prelude_check_version(NULL) );
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}
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else {
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if ( prelude_check_version( "$min_libprelude_version" ) )
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return 0;
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else {
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printf("no\n*** An old version of LIBPRELUDE (%s) was found.\n",
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prelude_check_version(NULL) );
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printf("*** You need a version of LIBPRELUDE newer than %s. The latest version of\n",
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"$min_libprelude_version" );
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printf("*** LIBPRELUDE is always available from http://www.prelude-ids.com/development/download/\n");
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printf("*** \n");
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printf("*** If you have already installed a sufficiently new version, this error\n");
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printf("*** probably means that the wrong copy of the libprelude-config shell script is\n");
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printf("*** being found. The easiest way to fix this is to remove the old version\n");
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printf("*** of LIBPRELUDE, but you can also set the LIBPRELUDE_CONFIG environment to point to the\n");
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printf("*** correct copy of libprelude-config. (In this case, you will have to\n");
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printf("*** modify your LD_LIBRARY_PATH enviroment variable, or edit /etc/ld.so.conf\n");
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printf("*** so that the correct libraries are found at run-time))\n");
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}
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}
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return 1;
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}
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],, no_libprelude=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
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CFLAGS="$ac_save_CFLAGS"
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LIBS="$ac_save_LIBS"
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LDFLAGS="$ac_save_LDFLAGS"
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fi
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if test "x$no_libprelude" = x ; then
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AC_MSG_RESULT(yes)
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ifelse([$2], , :, [$2])
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else
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if test -f conf.libpreludetest ; then
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:
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else
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AC_MSG_RESULT(no)
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fi
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if test "$LIBPRELUDE_CONFIG" = "no" ; then
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echo "*** The libprelude-config script installed by LIBPRELUDE could not be found"
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echo "*** If LIBPRELUDE was installed in PREFIX, make sure PREFIX/bin is in"
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echo "*** your path, or set the LIBPRELUDE_CONFIG environment variable to the"
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echo "*** full path to libprelude-config."
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else
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if test -f conf.libpreludetest ; then
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:
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else
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echo "*** Could not run libprelude test program, checking why..."
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CFLAGS="$CFLAGS $LIBPRELUDE_CFLAGS"
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LDFLAGS="$LDFLAGS $LIBPRELUDE_LDFLAGS"
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LIBS="$LIBS $LIBPRELUDE_LIBS"
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AC_TRY_LINK([
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <libprelude/prelude.h>
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], [ return !!prelude_check_version(NULL); ],
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[ echo "*** The test program compiled, but did not run. This usually means"
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echo "*** that the run-time linker is not finding LIBPRELUDE or finding the wrong"
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echo "*** version of LIBPRELUDE. If it is not finding LIBPRELUDE, you'll need to set your"
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echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point"
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echo "*** to the installed location Also, make sure you have run ldconfig if that"
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echo "*** is required on your system"
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echo "***"
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echo "*** If you have an old version installed, it is best to remove it, although"
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echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH"
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echo "***" ],
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[ echo "*** The test program failed to compile or link. See the file config.log for the"
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echo "*** exact error that occured. This usually means LIBPRELUDE was incorrectly installed"
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echo "*** or that you have moved LIBPRELUDE since it was installed. In the latter case, you"
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echo "*** may want to edit the libprelude-config script: $LIBPRELUDE_CONFIG" ])
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CFLAGS="$ac_save_CFLAGS"
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LDFLAGS="$ac_save_LDFLAGS"
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LIBS="$ac_save_LIBS"
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fi
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fi
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LIBPRELUDE_CFLAGS=""
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LIBPRELUDE_LDFLAGS=""
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LIBPRELUDE_LIBS=""
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ifelse([$3], , :, [$3])
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fi
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rm -f conf.libpreludetest
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AC_SUBST(LIBPRELUDE_CFLAGS)
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AC_SUBST(LIBPRELUDE_PTHREAD_CFLAGS)
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AC_SUBST(LIBPRELUDE_LDFLAGS)
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AC_SUBST(LIBPRELUDE_LIBS)
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AC_SUBST(LIBPRELUDE_PREFIX)
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AC_SUBST(LIBPRELUDE_CONFIG_PREFIX)
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m4_ifdef([LT_INIT],
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[AC_DEFINE([PRELUDE_APPLICATION_USE_LIBTOOL2], [], [Define whether application use libtool >= 2.0])],
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[])
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])
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dnl *-*wedit:notab*-* Please keep this as the last line.
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