From feca5e0be0d18ed2987fe714e1410673d62507db Mon Sep 17 00:00:00 2001
From: Ulrich Drepper <drepper@redhat.com>
Date: Sat, 3 Apr 2004 08:53:24 +0000
Subject: Update.

2004-03-30  H.J. Lu  <hongjiu.lu@intel.com>

	* Makeconfig (link-libc-static): Use $(static-gnulib) instead
	of $(gnulib).
	(libgcc_eh): New variable.
	(gnulib): Use it variable.
	(static-gnulib): New variable.
	* Makerules (LDLIBS-c.so): Use $(static-gnulib) instead of $(gnulib).
	* config.make.in (have-as-needed): New variable.
	* configure.in: Check if linker supports --as-needed.
---
 configure.in | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

(limited to 'configure.in')

diff --git a/configure.in b/configure.in
index 30cf01266c..1f03854534 100644
--- a/configure.in
+++ b/configure.in
@@ -1315,6 +1315,22 @@ EOF
   rm -f conftest*])
   AC_SUBST(libc_cv_Bgroup)
 
+  AC_CACHE_CHECK(for --as-needed option,
+		 libc_cv_as_needed, [dnl
+  cat > conftest.c <<EOF
+int main (void) { return 0; }
+EOF
+  if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS
+			      -shared -o conftest.so conftest.c
+			      -Wl,--as-needed -nostdlib 1>&AS_MESSAGE_LOG_FD])
+  then
+    libc_cv_as_needed=yes
+  else
+    libc_cv_as_needed=no
+  fi
+  rm -f conftest*])
+  AC_SUBST(libc_cv_as_needed)
+
   ASFLAGS_config=
   AC_CACHE_CHECK(whether --noexecstack is desirable for .S files,
 		 libc_cv_as_noexecstack, [dnl
-- 
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