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