122 lines
2.4 KiB
C
122 lines
2.4 KiB
C
/*
|
|
* Copyright (c) International Business Machines Corp., 2001
|
|
* Copyright (c) 2012 Cyril Hrubis <chrubis@suse.cz>
|
|
*
|
|
* 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 2 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, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
|
*/
|
|
|
|
/*
|
|
* Check that exit returns the correct values to the waiting parent
|
|
*/
|
|
|
|
#include <sys/types.h>
|
|
#include <sys/wait.h>
|
|
#include <sys/stat.h>
|
|
#include <stdio.h>
|
|
#include <signal.h>
|
|
#include <errno.h>
|
|
#include "test.h"
|
|
|
|
static void cleanup(void);
|
|
static void setup(void);
|
|
|
|
char *TCID = "exit01";
|
|
int TST_TOTAL = 1;
|
|
|
|
int main(int ac, char **av)
|
|
{
|
|
int pid, npid, sig, nsig, exno, nexno, status;
|
|
int rval = 0;
|
|
int lc;
|
|
|
|
tst_parse_opts(ac, av, NULL, NULL);
|
|
|
|
setup();
|
|
|
|
for (lc = 0; TEST_LOOPING(lc); lc++) {
|
|
|
|
tst_count = 0;
|
|
|
|
sig = 0;
|
|
exno = 1;
|
|
|
|
pid = FORK_OR_VFORK();
|
|
|
|
switch (pid) {
|
|
case 0:
|
|
exit(exno);
|
|
break;
|
|
case -1:
|
|
tst_brkm(TBROK | TERRNO, cleanup, "fork() failed");
|
|
break;
|
|
default:
|
|
npid = wait(&status);
|
|
|
|
if (npid != pid) {
|
|
tst_resm(TFAIL, "wait error: "
|
|
"unexpected pid returned");
|
|
rval = 1;
|
|
}
|
|
|
|
nsig = status % 256;
|
|
|
|
/*
|
|
* Check if the core dump bit has been set, bit # 7
|
|
*/
|
|
if (nsig >= 128) {
|
|
nsig = nsig - 128;
|
|
}
|
|
|
|
/*
|
|
* nsig is the signal number returned by wait
|
|
*/
|
|
if (nsig != sig) {
|
|
tst_resm(TFAIL, "wait error: "
|
|
"unexpected signal returned");
|
|
rval = 1;
|
|
}
|
|
|
|
/*
|
|
* nexno is the exit number returned by wait
|
|
*/
|
|
nexno = status / 256;
|
|
if (nexno != exno) {
|
|
tst_resm(TFAIL, "wait error: "
|
|
"unexpected exit number returned");
|
|
rval = 1;
|
|
}
|
|
break;
|
|
}
|
|
|
|
if (rval != 1) {
|
|
tst_resm(TPASS, "exit() test PASSED");
|
|
}
|
|
}
|
|
|
|
cleanup();
|
|
tst_exit();
|
|
}
|
|
|
|
static void setup(void)
|
|
{
|
|
tst_sig(FORK, DEF_HANDLER, cleanup);
|
|
|
|
TEST_PAUSE;
|
|
}
|
|
|
|
static void cleanup(void)
|
|
{
|
|
}
|