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authorUlrich Drepper <drepper@redhat.com>2003-02-13 07:14:38 +0000
committerUlrich Drepper <drepper@redhat.com>2003-02-13 07:14:38 +0000
commitdfdd294a2ac05a80908483846feb5343d4aac714 (patch)
treec6c2fdabffcf5e81cdf69dc2f78f8b437be6df5f /nptl/tst-atfork2mod.c
parent2067577c713671471ec03c52425625d69a19d1b4 (diff)
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Update.
* Makefile: Add rules to build and run tst-atfork2 test. * tst-atfork2.c: New file. * tst-atfork2mod.c: New file. * sysdeps/unix/sysv/linux/unregister-atfork.c (__unregister_atfork): Free the memory allocated for the handlers after removing them from the lists. * sysdeps/unix/sysv/linux/register-atfork.c: Define memeory cleanup function. * tst-atfork1.c (do_test): Wait for the child we forked. Report error in child. * sysdeps/unix/sysv/linux/fork.c (__libc_fork): Fix comment.
Diffstat (limited to 'nptl/tst-atfork2mod.c')
-rw-r--r--nptl/tst-atfork2mod.c58
1 files changed, 58 insertions, 0 deletions
diff --git a/nptl/tst-atfork2mod.c b/nptl/tst-atfork2mod.c
new file mode 100644
index 0000000000..a7fe68d244
--- /dev/null
+++ b/nptl/tst-atfork2mod.c
@@ -0,0 +1,58 @@
+/* Copyright (C) 2003 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@redhat.com>, 2003.
+
+ 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 <pthread.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+
+extern int val;
+
+
+static void
+prepare (void)
+{
+ ++val;
+}
+
+static void
+parent (void)
+{
+ val *= 4;
+}
+
+static void
+child (void)
+{
+ val *= 8;
+}
+
+static void
+__attribute__ ((constructor))
+init (void)
+{
+ extern void *__dso_handle;
+ printf ("dsohandle = %p\n", __dso_handle);
+
+ if (pthread_atfork (prepare, parent, child) != 0)
+ {
+ puts ("init: atfork failed");
+ exit (1);
+ }
+}