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-rw-r--r--debug/tst-chk1.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/debug/tst-chk1.c b/debug/tst-chk1.c
index fb2074d0bf..37320c3514 100644
--- a/debug/tst-chk1.c
+++ b/debug/tst-chk1.c
@@ -17,6 +17,8 @@
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
+#include <fcntl.h>
+#include <paths.h>
#include <setjmp.h>
#include <signal.h>
#include <stdio.h>
@@ -106,6 +108,17 @@ do_test (void)
sigaction (SIGABRT, &sa, NULL);
+ /* Avoid all the buffer overflow messages on stderr. */
+ int fd = open (_PATH_DEVNULL, O_WRONLY);
+ if (fd == -1)
+ close (STDERR_FILENO);
+ else
+ {
+ dup2 (fd, STDERR_FILENO);
+ close (fd);
+ }
+ setenv ("LIBC_FATAL_STDERR_", "1", 1);
+
struct A { char buf1[9]; char buf2[1]; } a;
printf ("Test checking routines at fortify level %d\n",