binutils-gdb/gdb/testsuite/gdb.cell/fork.c
Joel Brobecker 61baf725ec update copyright year range in GDB files
This applies the second part of GDB's End of Year Procedure, which
updates the copyright year range in all of GDB's files.

gdb/ChangeLog:

        Update copyright year range in all GDB files.
2017-01-01 10:52:34 +04:00

78 lines
1.9 KiB
C

/* This testcase is part of GDB, the GNU debugger.
Copyright 2010-2017 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/>.
Contributed by Ulrich Weigand <uweigand@de.ibm.com> */
#include <stdio.h>
#include <stdlib.h>
#include <libspe2.h>
#include <pthread.h>
#include <sys/types.h>
#include <sys/wait.h>
#include <unistd.h>
extern spe_program_handle_t fork_spu;
void *
spe_thread (void * arg)
{
int flags = 0;
unsigned int entry = SPE_DEFAULT_ENTRY;
spe_context_ptr_t *ctx = (spe_context_ptr_t *) arg;
spe_program_load (*ctx, &fork_spu);
spe_context_run (*ctx, &entry, flags, NULL, NULL, NULL);
pthread_exit (NULL);
}
int
main (void)
{
pthread_t pts;
spe_context_ptr_t ctx;
unsigned int value;
unsigned int pid;
ctx = spe_context_create (0, NULL);
pthread_create (&pts, NULL, &spe_thread, &ctx);
/* Wait until the SPU thread is running. */
spe_out_intr_mbox_read (ctx, &value, 1, SPE_MBOX_ALL_BLOCKING);
pid = fork ();
if (pid == 0)
{
/* This is the child. Just exit immediately. */
exit (0);
}
else
{
/* This is the parent. Wait for the child to exit. */
waitpid (pid, NULL, 0);
}
/* Tell SPU to continue. */
spe_in_mbox_write (ctx, &value, 1, SPE_MBOX_ALL_BLOCKING);
pthread_join (pts, NULL);
spe_context_destroy (ctx);
return 0;
}