2003-08-05 Mikael Hallendal <micke@imendio.com>
authorhallski <hallski>
Tue, 05 Aug 2003 09:18:21 +0000
changeset 32 67728af83706
parent 31 f50aadca2a03
child 33 61ad9cef239d
2003-08-05 Mikael Hallendal <micke@imendio.com> * acinclude.m4: Added GnuTLS-macro from GnuTLS-distribution. * configure.in: Added comment if SSL support disabled.
ChangeLog
acinclude.m4
configure.in
--- a/ChangeLog	Mon Aug 04 23:58:05 2003 +0000
+++ b/ChangeLog	Tue Aug 05 09:18:21 2003 +0000
@@ -1,5 +1,8 @@
 2003-08-05  Mikael Hallendal  <micke@imendio.com>
 
+	* acinclude.m4:
+	* configure.in:
+
 	* loudmouth.spec.in: Added Build-requirment on gtk-doc.
 
         * Release 0.13
--- a/acinclude.m4	Mon Aug 04 23:58:05 2003 +0000
+++ b/acinclude.m4	Tue Aug 05 09:18:21 2003 +0000
@@ -59,3 +59,161 @@
     AC_SUBST(WARN_CFLAGS)
 ])
 
+dnl Autoconf macros for libgnutls
+dnl $id$
+                                                                                
+dnl AM_PATH_LIBGNUTLS([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND
+]]])
+dnl Test for libgnutls, and define LIBGNUTLS_CFLAGS and LIBGNUTLS_LIBS
+dnl
+AC_DEFUN(AM_PATH_LM_LIBGNUTLS,
+[dnl
+dnl Get the cflags and libraries from the libgnutls-config script
+dnl
+AC_ARG_WITH(libgnutls-prefix,
+          [  --with-libgnutls-prefix=PFX   Prefix where libgnutls is installed (optional)],
+          libgnutls_config_prefix="$withval", libgnutls_config_prefix="")
+                                                                                
+  if test x$libgnutls_config_prefix != x ; then
+     libgnutls_config_args="$libgnutls_config_args --prefix=$libgnutls_config_prefix"
+     if test x${LIBGNUTLS_CONFIG+set} != xset ; then
+        LIBGNUTLS_CONFIG=$libgnutls_config_prefix/bin/libgnutls-config
+     fi
+  fi
+                                                                                
+  AC_PATH_PROG(LIBGNUTLS_CONFIG, libgnutls-config, no)
+  min_libgnutls_version=ifelse([$1], ,0.1.0,$1)
+  AC_MSG_CHECKING(for libgnutls - version >= $min_libgnutls_version)
+  no_libgnutls=""
+  if test "$LIBGNUTLS_CONFIG" = "no" ; then
+    no_libgnutls=yes
+  else
+    LIBGNUTLS_CFLAGS=`$LIBGNUTLS_CONFIG $libgnutls_config_args --cflags`
+    LIBGNUTLS_LIBS=`$LIBGNUTLS_CONFIG $libgnutls_config_args --libs`
+    libgnutls_config_version=`$LIBGNUTLS_CONFIG $libgnutls_config_args --version`
+                                                                                
+                                                                                
+      ac_save_CFLAGS="$CFLAGS"
+      ac_save_LIBS="$LIBS"
+      CFLAGS="$CFLAGS $LIBGNUTLS_CFLAGS"
+      LIBS="$LIBS $LIBGNUTLS_LIBS"
+dnl
+dnl Now check if the installed libgnutls is sufficiently new. Also sanity
+dnl checks the results of libgnutls-config to some extent
+dnl
+      rm -f conf.libgnutlstest
+      AC_TRY_RUN([
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <gnutls/gnutls.h>
+int
+main ()
+{
+    system ("touch conf.libgnutlstest");
+                                                                                
+    if( strcmp( gnutls_check_version(NULL), "$libgnutls_config_version" ) )
+    {
+      printf("\n*** 'libgnutls-config --version' returned %s, but LIBGNUTLS (%s)\n",
+             "$libgnutls_config_version", gnutls_check_version(NULL) );
+      printf("*** was found! If libgnutls-config was correct, then it is best\n");
+      printf("*** to remove the old version of LIBGNUTLS. You may also be able to fix the error\n");
+      printf("*** by modifying your LD_LIBRARY_PATH enviroment variable, or by editing\n");
+      printf("*** /etc/ld.so.conf. Make sure you have run ldconfig if that is\n");
+      printf("*** required on your system.\n");
+      printf("*** If libgnutls-config was wrong, set the environment variable LIBGNUTLS_CONFIG\n");
+      printf("*** to point to the correct copy of libgnutls-config, and remove the file config.cache\n");
+      printf("*** before re-running configure\n");
+    }
+    else if ( strcmp(gnutls_check_version(NULL), LIBGNUTLS_VERSION ) )
+    {
+      printf("\n*** LIBGNUTLS header file (version %s) does not match\n", LIBGNUTLS_VERSION);
+      printf("*** library (version %s)\n", gnutls_check_version(NULL) );
+    }
+    else
+    {
+      if ( gnutls_check_version( "$min_libgnutls_version" ) )
+      {
+        return 0;
+      }
+     else
+      {
+        printf("no\n*** An old version of LIBGNUTLS (%s) was found.\n",
+                gnutls_check_version(NULL) );
+        printf("*** You need a version of LIBGNUTLS newer than %s. The latest version of\n",
+               "$min_libgnutls_version" );
+        printf("*** LIBGNUTLS is always available from ftp://gnutls.hellug.gr/pub/gnutls.\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 libgnutls-config shell script is\n");
+        printf("*** being found. The easiest way to fix this is to remove the old version\n");
+        printf("*** of LIBGNUTLS, but you can also set the LIBGNUTLS_CONFIG environment to point to the\n");
+        printf("*** correct copy of libgnutls-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_libgnutls=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
+       CFLAGS="$ac_save_CFLAGS"
+       LIBS="$ac_save_LIBS"
+  fi
+                                                                                
+  if test "x$no_libgnutls" = x ; then
+     AC_MSG_RESULT(yes)
+     ifelse([$2], , :, [$2])
+  else
+     if test -f conf.libgnutlstest ; then
+        :
+     else
+        AC_MSG_RESULT(no)
+     fi
+     if test "$LIBGNUTLS_CONFIG" = "no" ; then
+       echo "*** The libgnutls-config script installed by LIBGNUTLS could not be found"
+       echo "*** If LIBGNUTLS was installed in PREFIX, make sure PREFIX/bin is in"
+       echo "*** your path, or set the LIBGNUTLS_CONFIG environment variable to
+the"
+       echo "*** full path to libgnutls-config."
+     else
+       if test -f conf.libgnutlstest ; then
+        :
+       else
+          echo "*** Could not run libgnutls test program, checking why..."
+          CFLAGS="$CFLAGS $LIBGNUTLS_CFLAGS"
+          LIBS="$LIBS $LIBGNUTLS_LIBS"
+          AC_TRY_LINK([
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <gnutls/gnutls.h>
+],      [ return !!gnutls_check_version(NULL); ],
+        [ echo "*** The test program compiled, but did not run. This usually means"
+          echo "*** that the run-time linker is not finding LIBGNUTLS or finding the wrong"
+          echo "*** version of LIBGNUTLS. If it is not finding LIBGNUTLS, 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 LIBGNUTLS was incorrectly installed"
+          echo "*** or that you have moved LIBGNUTLS since it was installed. In
+the latter case, you"
+          echo "*** may want to edit the libgnutls-config script: $LIBGNUTLS_CONFIG" ])
+          CFLAGS="$ac_save_CFLAGS"
+          LIBS="$ac_save_LIBS"
+       fi
+     fi
+     LIBGNUTLS_CFLAGS=""
+     LIBGNUTLS_LIBS=""
+     ifelse([$3], , :, [$3])
+  fi
+  rm -f conf.libgnutlstest
+  AC_SUBST(LIBGNUTLS_CFLAGS)
+  AC_SUBST(LIBGNUTLS_LIBS)
+])
+
+
--- a/configure.in	Mon Aug 04 23:58:05 2003 +0000
+++ b/configure.in	Tue Aug 05 09:18:21 2003 +0000
@@ -100,12 +100,16 @@
 	    )
 
 if test x$ac_ssl != xno; then
-  AM_PATH_LIBGNUTLS($GNUTLS_REQUIRED, have_libgnutls=yes, have_libgnutls=no)
-  if test $have_libgnutls = yes; then
+  AM_PATH_LM_LIBGNUTLS($GNUTLS_REQUIRED, have_libgnutls=yes, have_libgnutls=no)
+  if test x$have_libgnutls = xyes; then
     CFLAGS="$CFLAGS $LIBGNUTLS_CFLAGS"
     LIBS="$LIBS $LIBGNUTLS_LIBS"
     AC_DEFINE(HAVE_GNUTLS, 1, [whether to use GnuTSL support.])
+  else 
+    echo "Couldn't find GnuTLS, disabling SSL support"
   fi
+else
+  echo "Disabling SSL support"
 fi
 
 dnl +-------------+