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75 lines
1.6 KiB
C
75 lines
1.6 KiB
C
/* This testcase is part of GDB, the GNU debugger.
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Copyright 2019-2020 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 <stdio.h>
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#include <pthread.h>
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#include <unistd.h>
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/* A place to record the thread. */
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pthread_t the_thread;
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/* The worker thread just spins forever. */
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void*
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thread_worker (void *payload)
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{
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while (1)
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{
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sleep (1);
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}
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return NULL;
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}
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/* Create a worker thread. */
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int
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spawn_thread ()
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{
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if (pthread_create (&the_thread, NULL, thread_worker, NULL))
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{
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fprintf (stderr, "Unable to create thread.\n");
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return 0;
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}
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return 1;
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}
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/* A place for GDB to place a breakpoint. */
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void __attribute__((used))
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breakpt ()
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{
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/* Nothing. */
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}
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/* Create a worker thread that just spins forever, then enter a loop
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periodically calling the BREAKPT function. */
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int
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main()
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{
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/* Ensure we stop if GDB crashes and DejaGNU fails to kill us. */
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alarm (10);
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spawn_thread ();
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while (1)
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{
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sleep (1);
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breakpt ();
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}
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return 0;
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}
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