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4a94e36819
This commit brings all the changes made by running gdb/copyright.py as per GDB's Start of New Year Procedure. For the avoidance of doubt, all changes in this commits were performed by the script.
76 lines
1.8 KiB
C
76 lines
1.8 KiB
C
/* This testcase is part of GDB, the GNU debugger.
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Copyright 2017-2022 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 <stdlib.h>
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#include <string.h>
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#include <sys/types.h>
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#include <unistd.h>
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#include <pthread.h>
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#include <errno.h>
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/* This barrier ensures we only reach the initial breakpoint after both threads
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have set errno. */
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pthread_barrier_t start_threads_barrier;
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static void
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break_here (void)
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{
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}
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static void *
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thread_routine (void *arg)
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{
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errno = 42;
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pthread_barrier_wait (&start_threads_barrier);
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break_here ();
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while (1)
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sleep (1);
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return NULL;
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}
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int
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main (int argc, char *argv)
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{
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pthread_t the_thread;
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int err;
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pthread_barrier_init (&start_threads_barrier, NULL, 2);
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err = pthread_create (&the_thread, NULL, thread_routine, NULL);
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if (err != 0)
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{
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fprintf (stderr, "pthread_create: %s (%d)\n", strerror (err), err);
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exit (EXIT_FAILURE);
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}
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errno = 23;
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pthread_barrier_wait (&start_threads_barrier);
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err = pthread_join (the_thread, NULL);
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if (err != 0)
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{
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fprintf (stderr, "pthread_join: %s (%d)\n", strerror (err), err);
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exit (EXIT_FAILURE);
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}
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exit (EXIT_SUCCESS);
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}
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