| /* |
| * |
| * Copyright (c) Red Hat Inc., 2007 |
| * |
| * 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 |
| * posix_fadvise01.c |
| * |
| * DESCRIPTION |
| * Check the value that posix_fadvise returns for wrong ADVISE value. |
| * |
| * USAGE |
| * posix_fadvise01 |
| * |
| * HISTORY |
| * 11/2007 Initial version by Masatake YAMATO <yamato@redhat.com> |
| * |
| * RESTRICTIONS |
| * None |
| */ |
| |
| #define _XOPEN_SOURCE 600 |
| #include <fcntl.h> |
| |
| #include <unistd.h> |
| #include <signal.h> |
| #include <errno.h> |
| |
| #include "test.h" |
| |
| #include "linux_syscall_numbers.h" |
| #ifndef _FILE_OFFSET_BITS |
| #define _FILE_OFFSET_BITS 32 |
| #endif |
| |
| #ifndef __NR_fadvise64 |
| #define __NR_fadvise64 0 |
| #endif |
| |
| void setup(); |
| void cleanup(); |
| |
| TCID_DEFINE(posix_fadvise01); |
| |
| char fname[] = "/bin/cat"; /* test executable to open */ |
| int fd = -1; /* initialized in open */ |
| |
| int expected_return = 0; |
| |
| int defined_advise[] = { |
| POSIX_FADV_NORMAL, |
| POSIX_FADV_SEQUENTIAL, |
| POSIX_FADV_RANDOM, |
| POSIX_FADV_NOREUSE, |
| POSIX_FADV_WILLNEED, |
| POSIX_FADV_DONTNEED, |
| }; |
| |
| #define defined_advise_total (sizeof(defined_advise) / sizeof(defined_advise[0])) |
| |
| int TST_TOTAL = defined_advise_total; |
| |
| int main(int ac, char **av) |
| { |
| int lc; |
| const char *msg; |
| int i; |
| |
| /* Check this system has fadvise64 system which is used |
| in posix_fadvise. */ |
| if ((_FILE_OFFSET_BITS != 64) && (__NR_fadvise64 == 0)) { |
| tst_resm(TWARN, |
| "This test can only run on kernels that implements "); |
| tst_resm(TWARN, "fadvise64 which is used from posix_fadvise"); |
| exit(0); |
| } |
| |
| /* |
| * parse standard options |
| */ |
| if ((msg = parse_opts(ac, av, NULL, NULL)) != NULL) |
| tst_brkm(TBROK, NULL, "OPTION PARSING ERROR - %s", msg); |
| |
| /* |
| * perform global setup for test |
| */ |
| setup(); |
| |
| /* |
| * check looping state if -i option given on the command line |
| */ |
| for (lc = 0; TEST_LOOPING(lc); lc++) { |
| |
| tst_count = 0; |
| |
| /* loop through the test cases */ |
| for (i = 0; i < defined_advise_total; i++) { |
| |
| TEST(posix_fadvise(fd, 0, 0, defined_advise[i])); |
| |
| /* Man page says: |
| "On error, an error number is returned." */ |
| if (TEST_RETURN == expected_return) { |
| tst_resm(TPASS, "call succeeded expectedly"); |
| } else { |
| tst_resm(TFAIL, |
| "unexpected return value - %ld : %s, advise %d - " |
| "expected %d", |
| TEST_RETURN, |
| strerror(TEST_RETURN), |
| defined_advise[i], expected_return); |
| } |
| } |
| } |
| |
| /* |
| * cleanup and exit |
| */ |
| cleanup(); |
| |
| tst_exit(); |
| } |
| |
| /* |
| * setup() - performs all ONE TIME setup for this test. |
| */ |
| void setup(void) |
| { |
| |
| tst_sig(NOFORK, DEF_HANDLER, cleanup); |
| |
| TEST_PAUSE; |
| |
| fd = open(fname, O_RDONLY); |
| if (fd < 0) { |
| tst_brkm(TBROK, cleanup, |
| "Unable to open a file(\"%s\") for test: %s\n", |
| fname, strerror(errno)); |
| } |
| } |
| |
| /* |
| * cleanup() - performs all ONE TIME cleanup for this test at |
| * completion or premature exit. |
| */ |
| void cleanup(void) |
| { |
| |
| if (fd != -1) { |
| close(fd); |
| } |
| |
| } |