From: Simon Josefsson <simon@josefsson.org>
Date: Thu, 30 Oct 2008 17:35:50 +0000 (+0100)
Subject: Build fixes.
X-Git-Tag: gnutls_2_7_1~28
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=261509eb3dbae24d2675833bf4fcfd3e6de036cc;p=thirdparty%2Fgnutls.git

Build fixes.
---

diff --git a/cfg.mk b/cfg.mk
index 077bc4c7ac..f6e31470f2 100644
--- a/cfg.mk
+++ b/cfg.mk
@@ -32,9 +32,7 @@ autoreconf:
 	for f in $(PODIR)/*.po.in; do \
 		cp $$f `echo $$f | sed 's/.in//'`; \
 	done
-	mv build-aux/config.rpath build-aux/config.rpath-
 	test -f ./configure || autoreconf --install
-	mv build-aux/config.rpath- build-aux/config.rpath
 
 update-po: refresh-po
 	for f in `ls $(PODIR)/*.po | grep -v quot.po`; do \
diff --git a/lib/m4/hooks.m4 b/lib/m4/hooks.m4
index 62531c39ac..637755b432 100644
--- a/lib/m4/hooks.m4
+++ b/lib/m4/hooks.m4
@@ -22,6 +22,21 @@
 
 AC_DEFUN([LIBGNUTLS_HOOKS],
 [
+  AC_PROG_CXX
+
+  AC_ARG_ENABLE(cxx,
+                AS_HELP_STRING([--disable-cxx],
+                               [unconditionally disable the C++ library]),
+                use_cxx=$enableval, use_cxx=yes)
+  if test "$use_cxx" != "no"; then
+    AC_LANG_PUSH(C++)
+    AC_COMPILE_IFELSE([AC_LANG_PROGRAM([],[])], use_cxx=yes, use_cxx=no)
+    AC_LANG_POP(C++)
+  fi
+  AM_CONDITIONAL(ENABLE_CXX, test "$use_cxx" != "no")
+  AC_MSG_CHECKING([whether to build C++ library])
+  AC_MSG_RESULT($use_cxx)
+
   AC_ARG_WITH(included-libtasn1,
     AS_HELP_STRING([--with-included-libtasn1], [use the included libtasn1]),
       included_libtasn1=$withval,
@@ -146,4 +161,37 @@ AC_DEFUN([LIBGNUTLS_HOOKS],
    AC_MSG_RESULT(no)
   fi
   AM_CONDITIONAL(ENABLE_OPENPGP, test "$ac_enable_openpgp" = "yes")
+
+  AC_MSG_CHECKING([if gcc/ld supports -Wl,--output-def])
+  if test "$enable_shared" = no; then
+    output_def=no
+    AC_MSG_RESULT([no need, since shared libraries are disabled])
+  else
+    _gcc_ldflags_save=$LDFLAGS
+    LDFLAGS="-Wl,--output-def,foo.def"
+    AC_LINK_IFELSE(AC_LANG_PROGRAM([]),output_def=yes,output_def=no)
+    rm -f foo.def
+    AC_MSG_RESULT($output_def)
+    LDFLAGS="$_gcc_ldflags_save"
+  fi
+  AM_CONDITIONAL(HAVE_LD_OUTPUT_DEF, test "$output_def" = "yes")
+
+  # For some systems we know that we have ld_version scripts.
+  # Use it then as default.
+  have_ld_version_script=no
+  case "${host}" in
+      *-*-linux*)
+          have_ld_version_script=yes
+          ;;
+      *-*-gnu*)
+          have_ld_version_script=yes
+          ;;
+  esac
+  AC_ARG_ENABLE([ld-version-script],
+                AC_HELP_STRING([--enable-ld-version-script],
+                               [enable/disable use of linker version script.
+                                (default is system dependent)]),
+                [have_ld_version_script=$enableval],
+                [ : ] )
+  AM_CONDITIONAL(HAVE_LD_VERSION_SCRIPT, test "$have_ld_version_script" = "yes")
 ])
\ No newline at end of file