diff options
Diffstat (limited to 'winsup/testsuite/winsup.api/ltp/write03.c')
| -rw-r--r-- | winsup/testsuite/winsup.api/ltp/write03.c | 192 |
1 files changed, 0 insertions, 192 deletions
diff --git a/winsup/testsuite/winsup.api/ltp/write03.c b/winsup/testsuite/winsup.api/ltp/write03.c deleted file mode 100644 index 7d6f1f945..000000000 --- a/winsup/testsuite/winsup.api/ltp/write03.c +++ /dev/null @@ -1,192 +0,0 @@ -/* - * - * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ - -/* - * NAME - * write03.c - * - * DESCRIPTION - * Testcase to check that write(2) doesn't corrupt a file when it fails - * - * ALGORITHM - * Create a file for writing, write 100 bytes to it. Then make write(2) - * fail with some erroneous parameter, close the fd. Then reopen the - * file in RDONLY mode, and read the contents of the file. Compare the - * buffers, to see whether they are same. - * - * USAGE: <for command-line> - * write03 [-c n] [-e] [-i n] [-I x] [-P x] [-t] - * where, -c n : Run n copies concurrently. - * -e : Turn on errno logging. - * -i n : Execute test n times. - * -I x : Execute test for x seconds. - * -P x : Pause for x seconds between iterations. - * -t : Turn on syscall timing. - * - * History - * 07/2001 John George - * -Ported - * - * Restrictions - * NONE - */ - -#include <string.h> -#include <fcntl.h> -#include <errno.h> -#include <test.h> -#include <usctest.h> - -/* 0 terminated list of expected errnos */ -int exp_enos[] = {14,0}; - -const char *TCID = "write03"; -int TST_TOTAL = 1; -extern int Tst_count; - -void setup(void); -void cleanup(void) __attribute__((noreturn)); - -int fd = -1; -char filename[100]; - -int -main(int argc, char **argv) -{ - int lc; /* loop counter */ - const char *msg; /* message returned from parse_opts */ - - char wbuf[BUFSIZ], rbuf[BUFSIZ]; - - /* parse standard options */ - if ((msg = parse_opts(argc, argv, (option_t *)NULL, NULL)) != - (char *)NULL) { - tst_brkm(TBROK, cleanup, "OPTION PARSING ERROR - %s", msg); - /*NOTREACHED*/ - } - - /* global setup */ - setup(); - - /* The following loop checks looping state if -i option given */ - for (lc = 0; TEST_LOOPING(lc); lc++) { - - /* reset Tst_count in case we are looping */ - Tst_count = 0; - - tst_resm(TINFO, "Enter Block 1: test to check if write " - "corrupts the file when write fails"); - - fd = creat(filename, 0644); - if (fd < 0) { - tst_resm(TBROK, "creating a new file failed"); - cleanup(); - /*NOTREACHED*/ - } - - (void)memset(wbuf, '0', 100); - - if (write(fd, wbuf, 100) == -1) { - tst_resm(TFAIL, "failed to write to %s", filename); - cleanup(); - /*NOTREACHED*/ - } - - if (write(fd, (void *)-1, 100) != -1) { - tst_resm(TFAIL, "write(2) failed to fail"); - cleanup(); - /*NOTREACHED*/ - } - TEST_ERROR_LOG(errno); - close(fd); - fd = -1; - - if ((fd = open(filename, O_RDONLY)) == -1) { - tst_resm(TBROK, "open(2) failed, errno: %d", errno); - cleanup(); - /*NOTREACHED*/ - } - - if (read(fd, rbuf, 100) == -1) { - tst_resm(TBROK, "read(2) failed, errno: %d", errno); - cleanup(); - /*NOTREACHED*/ - } - - if (memcmp(wbuf, rbuf, 100) == 0) { - tst_resm(TPASS, "failure of write(2) didnot corrupt " - "the file"); - } else { - tst_resm(TFAIL, "failure of write(2) corrupted the " - "file"); - } - tst_resm(TINFO, "Exit block 1"); - } - cleanup(); - /*NOTREACHED*/ -} - -/* - * setup() - performs all ONE TIME setup for this test - */ -void -setup(void) -{ - /* capture signals */ - tst_sig(FORK, DEF_HANDLER, cleanup); - - /* Set up the expected error numbers for -e option */ - TEST_EXP_ENOS(exp_enos); - - /* Pause if that option was specified - * TEST_PAUSE contains the code to fork the test with the -i option. - * You want to make sure you do this before you create your temporary - * directory. - */ - TEST_PAUSE; - - /* Create a unique temporary directory and chdir() to it. */ - tst_tmpdir(); - - sprintf(filename, "./write03.%d", getpid()); -} - -/* - * cleanup() - performs all ONE TIME cleanup for this test at - * completion or premature exit - */ -void -cleanup(void) -{ - /* - * print timing stats if that option was specified. - * print errno log if that option was specified. - */ - TEST_CLEANUP; - - if (fd >= 0) - close (fd); - - unlink(filename); - tst_rmdir(); - - /* exit with return code appropriate for results */ - tst_exit(); - /*NOTREACHED*/ -} |