diff options
Diffstat (limited to 'test/nptl/tst-atfork2mod.c')
-rw-r--r-- | test/nptl/tst-atfork2mod.c | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/test/nptl/tst-atfork2mod.c b/test/nptl/tst-atfork2mod.c new file mode 100644 index 000000000..7c592b471 --- /dev/null +++ b/test/nptl/tst-atfork2mod.c @@ -0,0 +1,57 @@ +/* Copyright (C) 2003-2016 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, see + <http://www.gnu.org/licenses/>. */ + +#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); + } +} |