Files
binutils-gdb/gdb/testsuite/gdb.threads/reconnect-signal.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

68 lines
1.6 KiB
C

/* This testcase is part of GDB, the GNU debugger.
Copyright 2013-2017 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/>. */
#include <pthread.h>
#include <signal.h>
#include <unistd.h>
static pthread_t thread_2;
sig_atomic_t unlocked;
/* The test has three threads, and it's always thread 2 that gets the
signal, to avoid spurious passes in case the remote side happens to
always pick the first or the last thread in the list as the
current/status thread on reconnection. */
static void *
start2 (void *arg)
{
unsigned int count;
pthread_kill (thread_2, SIGUSR1);
for (count = 1; !unlocked && count != 0; count++)
usleep (1);
return NULL;
}
static void *
start (void *arg)
{
pthread_t thread;
pthread_create (&thread, NULL, start2, NULL);
pthread_join (thread, NULL);
return NULL;
}
void
handle (int sig)
{
unlocked = 1;
}
int
main ()
{
signal (SIGUSR1, handle);
pthread_create (&thread_2, NULL, start, NULL);
pthread_join (thread_2, NULL);
return 0;
}