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110 lines
2.3 KiB
110 lines
2.3 KiB
7 months ago
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/*
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*
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* Copyright (c) International Business Machines Corp., 2001
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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
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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/*
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* NAME
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* gettimeofday01.c
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*
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* DESCRIPTION
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* Testcase to check that gettimeofday(2) sets errno to EFAULT.
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*
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* ALGORITHM
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* Call gettimeofday() with an invalid buffer, and expect EFAULT to be
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* set in errno.
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*
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* HISTORY
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* 07/2001 Ported by Wayne Boyer
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*
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* RESTRICTIONS
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* NONE
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*/
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#include <sys/time.h>
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#include <errno.h>
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#include "test.h"
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#include <sys/syscall.h>
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#include <unistd.h>
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#define gettimeofday(a,b) syscall(__NR_gettimeofday,a,b)
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char *TCID = "gettimeofday01";
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int TST_TOTAL = 1;
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#if !defined UCLINUX
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void cleanup(void);
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void setup(void);
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int main(int ac, char **av)
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{
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int lc;
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int ret;
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tst_parse_opts(ac, av, NULL, NULL);
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setup();
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for (lc = 0; TEST_LOOPING(lc); lc++) {
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tst_count = 0;
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TEST(gettimeofday((void *)-1, (void *)-1));
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/* gettimeofday returns an int, so we need to turn the long
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* TEST_RETURN into an int to test with */
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ret = TEST_RETURN;
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if (ret != -1) {
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tst_resm(TFAIL,
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"call succeeded unexpectedly (got back %i, wanted -1)",
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ret);
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continue;
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}
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if (TEST_ERRNO == EFAULT)
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tst_resm(TPASS,
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"gettimeofday(2) set the errno EFAULT correctly");
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else
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tst_resm(TFAIL,
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"gettimeofday(2) didn't set errno to EFAULT, errno=%i (%s)",
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errno, strerror(errno));
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}
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cleanup();
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tst_exit();
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}
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void setup(void)
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{
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tst_sig(NOFORK, DEF_HANDLER, cleanup);
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TEST_PAUSE;
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}
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void cleanup(void)
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{
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}
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#else
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int main(void)
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{
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tst_brkm(TCONF, "gettimeofday EFAULT check disabled on uClinux");
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}
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#endif
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