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/*
* libdpkg - Debian packaging suite library routines
* t-subproc.c - test sub-process module
*
* Copyright © 2011 Guillem Jover <guillem@debian.org>
*
* This 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 2 of the License, or
* (at your option) any later version.
*
* This 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 <https://www.gnu.org/licenses/>.
*/
#include <config.h>
#include <compat.h>
#include <sys/types.h>
#include <fcntl.h>
#include <signal.h>
#include <unistd.h>
#include <stdlib.h>
#include <dpkg/test.h>
#include <dpkg/subproc.h>
static void
test_subproc_fork(void)
{
struct sigaction sa;
pid_t pid;
int ret;
memset(&sa, 0, sizeof(sa));
sa.sa_handler = SIG_DFL;
sigaction(SIGINT, &sa, NULL);
sigaction(SIGTERM, &sa, NULL);
sigaction(SIGPIPE, &sa, NULL);
/* Test exit(). */
pid = subproc_fork();
if (pid == 0)
exit(0);
ret = subproc_reap(pid, "subproc exit pass", SUBPROC_RETERROR);
test_pass(ret == 0);
pid = subproc_fork();
if (pid == 0)
exit(128);
ret = subproc_reap(pid, "subproc exit fail", SUBPROC_RETERROR);
test_pass(ret == 128);
/* Test signals. */
pid = subproc_fork();
if (pid == 0)
raise(SIGINT);
ret = subproc_reap(pid, "subproc signal", SUBPROC_WARN);
test_pass(ret == -1);
pid = subproc_fork();
if (pid == 0)
raise(SIGTERM);
ret = subproc_reap(pid, "subproc signal", SUBPROC_WARN);
test_pass(ret == -1);
pid = subproc_fork();
if (pid == 0)
raise(SIGPIPE);
ret = subproc_reap(pid, "subproc SIGPIPE",
SUBPROC_WARN | SUBPROC_NOPIPE);
test_pass(ret == 0);
pid = subproc_fork();
if (pid == 0)
raise(SIGPIPE);
ret = subproc_reap(pid, "subproc SIGPIPE", SUBPROC_WARN);
test_pass(ret == -1);
}
TEST_ENTRY(test)
{
int fd;
test_plan(6);
/* XXX: Shut up stderr, we don't want the error output. */
fd = open("/dev/null", O_RDWR);
if (fd < 0)
test_bail("cannot open /dev/null");
dup2(fd, 2);
test_subproc_fork();
}
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