432b4d03ad
Fix PR 10970, PR 12702. * linux-nat.c (linux_lwp_is_zombie): New function. (wait_lwp): Initialize status. New variable prev_mask. Block signals. Check for linux_lwp_is_zombie. Use WNOHANG and sigsuspend. gdb/testsuite/ * gdb.threads/leader-exit.c: New file. * gdb.threads/leader-exit.exp: New file.
49 lines
1.2 KiB
C
49 lines
1.2 KiB
C
/* Clean exit of the thread group leader should not break GDB.
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Copyright 2007, 2011 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 <pthread.h>
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#include <assert.h>
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#include <unistd.h>
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static volatile pthread_t main_thread;
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static void *
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start (void *arg)
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{
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int i;
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i = pthread_join (main_thread, NULL);
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assert (i == 0);
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return arg; /* break-here */
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}
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int
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main (void)
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{
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pthread_t thread;
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int i;
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main_thread = pthread_self ();
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i = pthread_create (&thread, NULL, start, NULL);
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assert (i == 0);
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pthread_exit (NULL);
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/* NOTREACHED */
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return 0;
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}
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