a9762ec78a
Switch the license of all .h files to GPLv3.
Switch the license of all .cc files to GPLv3.
66 lines
1.6 KiB
C
66 lines
1.6 KiB
C
/* Manythreads test program.
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Copyright 2004, 2006, 2007 Free Software Foundation, Inc.
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Written by Jeff Johnston <jjohnstn@redhat.com>
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Contributed by Red Hat
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This file is part of GDB.
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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 <stdio.h>
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#include <limits.h>
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void *
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thread_function (void *arg)
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{
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int x = * (int *) arg;
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printf ("Thread <%d> executing\n", x);
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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_attr_t attr;
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pthread_t threads[256];
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int args[256];
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int i, j;
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pthread_attr_init (&attr);
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pthread_attr_setstacksize (&attr, PTHREAD_STACK_MIN);
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/* Create a ton of quick-executing threads, then wait for them to
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complete. */
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for (i = 0; i < 1000; ++i)
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{
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for (j = 0; j < 256; ++j)
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{
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args[j] = i * 1000 + j;
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pthread_create (&threads[j], &attr, thread_function, &args[j]);
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}
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for (j = 0; j < 256; ++j)
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{
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pthread_join (threads[j], NULL);
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}
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}
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pthread_attr_destroy (&attr);
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return 0;
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}
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