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https://sourceware.org/git/binutils-gdb.git
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213516ef31
This commit is the result of running the gdb/copyright.py script, which automated the update of the copyright year range for all source files managed by the GDB project to be updated to include year 2023.
87 lines
1.9 KiB
C
87 lines
1.9 KiB
C
/* This testcase is part of GDB, the GNU debugger.
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Copyright 2021-2023 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#include <pthread.h>
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#include <unistd.h>
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#include <assert.h>
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static volatile int release_forking_thread = 0;
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static int x;
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static pthread_barrier_t barrier;
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static void
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break_here (void)
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{
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x++;
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}
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static void
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do_fork (void)
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{
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while (!release_forking_thread);
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if (FORK_FUNCTION () == 0)
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{
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/* We create the file in a separate program that we exec: if FORK_FUNCTION
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is vfork, we shouldn't do anything more than an exec. */
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execl (TOUCH_FILE_BIN, TOUCH_FILE_BIN, NULL);
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}
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}
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static void *
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thread_func (void *p)
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{
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pthread_barrier_wait (&barrier);
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#if defined(MAIN_THREAD_FORKS)
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break_here ();
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#elif defined(OTHER_THREAD_FORKS)
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do_fork ();
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#else
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# error "MAIN_THREAD_FORKS or OTHER_THREAD_FORKS must be defined"
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#endif
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}
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int
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main (void)
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{
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pthread_t thread;
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int ret;
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pthread_barrier_init (&barrier, NULL, 2);
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alarm (30);
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ret = pthread_create (&thread, NULL, thread_func, NULL);
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assert (ret == 0);
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pthread_barrier_wait (&barrier);
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#if defined(MAIN_THREAD_FORKS)
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do_fork ();
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#elif defined(OTHER_THREAD_FORKS)
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break_here ();
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#else
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# error "MAIN_THREAD_FORKS or OTHER_THREAD_FORKS must be defined"
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#endif
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pthread_join (thread, NULL);
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return 0;
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}
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