76 lines
1.7 KiB
C
76 lines
1.7 KiB
C
/* This testcase is part of GDB, the GNU debugger.
|
|
|
|
Copyright 2015-2016 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/>.
|
|
|
|
Test that GDB doesn't lose an event for a thread it didn't know
|
|
about, until an event is reported for it. */
|
|
|
|
#define _GNU_SOURCE
|
|
#include <sched.h>
|
|
#include <assert.h>
|
|
#include <stdlib.h>
|
|
#include <sys/types.h>
|
|
#include <sys/wait.h>
|
|
#include <unistd.h>
|
|
#include <pthread.h>
|
|
|
|
#define STACK_SIZE 0x1000
|
|
|
|
int clone_pid;
|
|
|
|
static int
|
|
clone_fn (void *unused)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
void *
|
|
thread_fn (void *arg)
|
|
{
|
|
unsigned char *stack;
|
|
int res;
|
|
|
|
stack = malloc (STACK_SIZE);
|
|
assert (stack != NULL);
|
|
|
|
#ifdef __ia64__
|
|
clone_pid = __clone2 (clone_fn, stack, STACK_SIZE, CLONE_VM, NULL);
|
|
#else
|
|
clone_pid = clone (clone_fn, stack + STACK_SIZE, CLONE_VM, NULL);
|
|
#endif
|
|
|
|
assert (clone_pid > 0);
|
|
|
|
/* Wait for child. */
|
|
res = waitpid (clone_pid, NULL, __WCLONE);
|
|
assert (res != -1);
|
|
|
|
return NULL;
|
|
}
|
|
|
|
int
|
|
main (int argc, char **argv)
|
|
{
|
|
pthread_t child;
|
|
|
|
alarm (300);
|
|
|
|
pthread_create (&child, NULL, thread_fn, NULL);
|
|
pthread_join (child, NULL);
|
|
|
|
return 0;
|
|
}
|