124 lines
4.4 KiB
C
124 lines
4.4 KiB
C
/******************************************************************************/
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/* Copyright (c) Crackerjack Project., 2007 */
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/* */
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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 2 of the License, or */
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/* (at your option) any later version. */
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/* */
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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 */
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/* the GNU General Public License for more details. */
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/* */
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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, write to the Free Software Foundation, */
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/* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */
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/* */
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/* History: Porting from Crackerjack to LTP is done by */
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/* Manas Kumar Nayak maknayak@in.ibm.com> */
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/******************************************************************************/
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/******************************************************************************/
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/* Description: This tests the rt_sigprocmask() syscall */
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/* rt_sigprocmask changes the list of currently blocked signals. */
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/* The set value stores the signal mask of the pending signals. */
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/* The previous action on the signal is saved in oact. The value */
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/* of how indicates how the call should behave; its values are */
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/* as follows: */
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/* */
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/* SIG_BLOCK */
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/* The set of blocked signals is the union of the current set*/
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/* and the set argument. */
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/* SIG_UNBLOCK */
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/* The signals in set are removed from the current set of */
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/* blocked signals. It is okay to unblock a signal that is */
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/* not blocked. */
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/* SIG_SETMASK */
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/* The set of blocked signals is set to the set argument. */
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/* sigsetsize should indicate the size of a sigset_t type. */
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/* */
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/* RETURN VALUE:i */
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/* rt_sigprocmask returns 0 on success; otherwise, rt_sigprocmask*/
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/* returns one of the errors listed in the "Errors" section. */
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/* */
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/* Errors: */
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/* -EINVAL */
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/* sigsetsize was not equivalent to the size of a */
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/* sigset_t type or the value specified in how was */
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/* invalid. */
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/* -EFAULT */
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/* An invalid set, act, or oact was specified. */
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/******************************************************************************/
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#include <stdio.h>
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#include <signal.h>
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#include <errno.h>
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#include "test.h"
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#include "lapi/syscalls.h"
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#include "ltp_signal.h"
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char *TCID = "rt_sigprocmask02";
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int TST_TOTAL = 2;
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static void cleanup(void)
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{
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tst_rmdir();
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}
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static void setup(void)
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{
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TEST_PAUSE;
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tst_tmpdir();
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}
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static sigset_t set;
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static struct test_case_t {
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sigset_t *ss;
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int sssize;
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int exp_errno;
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} test_cases[] = {
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{
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&set, 1, EINVAL}, {
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(sigset_t *) - 1, SIGSETSIZE, EFAULT}
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};
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int test_count = sizeof(test_cases) / sizeof(struct test_case_t);
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int main(int ac, char **av)
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{
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int i;
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sigset_t s;
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tst_parse_opts(ac, av, NULL, NULL);
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setup();
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tst_count = 0;
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TEST(sigfillset(&s));
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if (TEST_RETURN == -1)
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tst_brkm(TFAIL | TTERRNO, cleanup,
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"Call to sigfillset() failed.");
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for (i = 0; i < test_count; i++) {
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TEST(ltp_syscall(__NR_rt_sigprocmask, SIG_BLOCK,
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&s, test_cases[i].ss, test_cases[i].sssize));
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if (TEST_RETURN == 0) {
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tst_resm(TFAIL | TTERRNO,
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"Call to rt_sigprocmask() succeeded, "
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"but should failed");
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} else if (TEST_ERRNO == test_cases[i].exp_errno) {
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tst_resm(TPASS | TTERRNO, "Got expected errno");
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} else {
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tst_resm(TFAIL | TTERRNO, "Got unexpected errno");
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}
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}
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cleanup();
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tst_exit();
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}
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