[xine-cvs] CVS: xine-lib/m4 _xine.m4,1.40,1.41

[<dg...@us...>]

Update of /cvsroot/xine/xine-lib/m4
In directory sc8-pr-cvs10.sourceforge.net:/tmp/cvs-serv778/m4

Modified Files:
	_xine.m4 
Log Message:
Add AC_TRY_LDFLAGS macro similarly to AC_TRY_CFLAGS.

Index: _xine.m4
===================================================================
RCS file: /cvsroot/xine/xine-lib/m4/_xine.m4,v
retrieving revision 1.40
retrieving revision 1.41
diff -u -r1.40 -r1.41
--- _xine.m4	2 Oct 2006 15:56:06 -0000	1.40
+++ _xine.m4	25 Dec 2006 18:45:15 -0000	1.41
@@ -175,6 +175,20 @@
         ifelse([$3],[],[:],[$3])
     fi])
 
+dnl AC_TRY_LDFLAGS (CFLAGS, [ACTION-IF-WORKS], [ACTION-IF-FAILS])
+dnl check if $CC supports a given set of ldflags
+AC_DEFUN([AC_TRY_LDFLAGS],
+    [AC_MSG_CHECKING([if $CC supports $1 flags])
+    SAVE_LDFLAGS="$LDFLAGS"
+    LDFLAGS="$1"
+    AC_TRY_LINK([],[],[ac_cv_try_ldflags_ok=yes],[ac_cv_try_ldflags_ok=no])
+    LDFLAGS="$SAVE_LDFLAGS"
+    AC_MSG_RESULT([$ac_cv_try_ldflags_ok])
+    if test x"$ac_cv_try_ldflags_ok" = x"yes"; then
+        ifelse([$2],[],[:],[$2])
+    else
+        ifelse([$3],[],[:],[$3])
+    fi])
 
 dnl AC_CHECK_GENERATE_INTTYPES_H (INCLUDE-DIRECTORY)
 dnl generate a default inttypes.h if the header file does not exist already