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- /* Copyright (C) 2004-2022 Free Software Foundation, Inc.
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 3 of the License, or
- (at your option) any later version.
- This program 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 General Public License for more details.
- You should have received a copy of the GNU General Public License
- along with this program. If not, see <http://www.gnu.org/licenses/>.
- This file was written by Steve Munroe (sjmunroe@us.ibm.com). */
- /* Test break points and single step on thread functions. */
- #include <string.h>
- #include <unistd.h>
- #include <pthread.h>
- #include <stdlib.h>
- #include <stdio.h>
- #include <errno.h>
- #define N 2
- static void *
- tf (void *arg)
- {
- int n = (int) (long int) arg;
- char number[160];
- int unslept = 10;
- sprintf(number, "tf(%ld): begin", (long)arg);
- puts (number);
- while (unslept > 0)
- unslept = sleep(unslept);
- sprintf(number, "tf(%ld): end", (long)arg);
- puts (number);
- return NULL;
- }
- int main (int argc, char *argv[])
- {
- int n;
- int unslept = 2;
- pthread_t th[N];
- for (n = 0; n < N; ++n)
- if (pthread_create (&th[n], NULL, tf, (void *) (long int) n) != 0)
- {
- while (unslept > 0)
- unslept = sleep(2);
- puts ("create failed");
- exit (1);
- }
- puts("after create");
- for (n = 0; n < N; ++n)
- if (pthread_join (th[n], NULL) != 0)
- {
- puts ("join failed");
- exit (1);
- }
- puts("after join");
- return 0;
- }
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