summaryrefslogtreecommitdiff
path: root/debug/warning-nop.c
diff options
context:
space:
mode:
Diffstat (limited to 'debug/warning-nop.c')
-rw-r--r--debug/warning-nop.c38
1 files changed, 38 insertions, 0 deletions
diff --git a/debug/warning-nop.c b/debug/warning-nop.c
new file mode 100644
index 0000000000..84de3a9f17
--- /dev/null
+++ b/debug/warning-nop.c
@@ -0,0 +1,38 @@
+/* Dummy nop functions to elicit link-time warnings.
+ Copyright (C) 2005 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <sys/cdefs.h>
+
+void __nop (void)
+{
+}
+
+/* Don't insert any other #include's before this #undef! */
+
+#undef __warndecl
+#define __warndecl(name, msg) \
+ strong_alias (__nop, name) link_warning (name, msg)
+
+#undef __USE_FORTIFY_LEVEL
+#define __USE_FORTIFY_LEVEL 99
+
+/* Following here we need an #include for each public header file
+ that uses __warndecl. */
+
+#include <string.h>