diff options
Diffstat (limited to 'winsup/testsuite/winsup.api/ltp/pipe10.c')
| -rw-r--r-- | winsup/testsuite/winsup.api/ltp/pipe10.c | 168 |
1 files changed, 0 insertions, 168 deletions
diff --git a/winsup/testsuite/winsup.api/ltp/pipe10.c b/winsup/testsuite/winsup.api/ltp/pipe10.c deleted file mode 100644 index 410622c37..000000000 --- a/winsup/testsuite/winsup.api/ltp/pipe10.c +++ /dev/null @@ -1,168 +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 - * pipe10.c - * - * DESCRIPTION - * Check that parent can open a pipe and have a child read from it - * - * ALGORITHM - * Parent opens pipe, child reads. Passes if child can read all the - * characters written by the parent. - * - * USAGE: <for command-line> - * pipe10 [-c n] [-f] [-i n] [-I x] [-P x] [-t] - * where, -c n : Run n copies concurrently. - * -f : Turn off functionality Testing. - * -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 Ported by Wayne Boyer - * - * RESTRICTIONS - * None - */ -#include <errno.h> -#include <unistd.h> -#include <sys/wait.h> -#include <test.h> -#include <usctest.h> - -char *TCID = "pipe10"; -int TST_TOTAL = 1; -extern int Tst_count; - -void setup(void); -void cleanup(void); - -main(int ac, char **av) -{ - int lc; /* loop counter */ - const char *msg; /* message returned from parse_opts */ - - int pipe_ret; /* exit status of pipe */ - int fd[2]; /* fds for pipe read/write */ - char wrbuf[BUFSIZ], rebuf[BUFSIZ]; - int red, written; /* no of chars read and */ - /* written to pipe */ - int length, greater, forkstat; - - /* parse standard options */ - if ((msg = parse_opts(ac, av, (option_t *)NULL, NULL)) != (char *)NULL){ - tst_brkm(TBROK, tst_exit, "OPTION PARSING ERROR - %s", msg); - /*NOTREACHED*/ - } - - setup(); - - for (lc = 0; TEST_LOOPING(lc); lc++) { - - /* reset Tst_count in case we are looping */ - Tst_count = 0; - - TEST(pipe(fd)); - - if (TEST_RETURN == -1) { - tst_resm(TFAIL, "pipe creation failed"); - continue; - } - - if (!STD_FUNCTIONAL_TEST) { - tst_resm(TPASS, "call succeeded"); - continue; - } - - strcpy(wrbuf, "abcdefghijklmnopqrstuvwxyz\0"); - length = strlen(wrbuf); - - written = write(fd[1], wrbuf, length); - - /* did write write at least some chars */ - if ((written < 0) || (written > length)) { - tst_brkm(TBROK, cleanup, "write to pipe failed"); - } - - forkstat = fork(); - - if (forkstat == -1) { - tst_brkm(TBROK, cleanup, "fork() failed"); - /*NOTREACHED*/ - } - - if (forkstat == 0) { /* child */ - red = read(fd[0], rebuf, written); - - /* did read , get at least some chars */ - if ((red < 0) || (red > written)) { - tst_brkm(TBROK, cleanup, "read pipe failed"); - } - - greater = memcmp(rebuf, wrbuf, red); - - /* are the strings written and read equal */ - if (greater == 0) { - tst_resm(TPASS, "functionality is correct"); - } else { - tst_resm(TFAIL, "read & write strings do " - "not match"); - } - } else { /* parent */ - /* let the child carry on */ - exit(0); - } - } - cleanup(); - - /*NOTREACHED*/ -} - -/* - * setup() - performs all ONE TIME setup for this test. - */ -void -setup() -{ - /* capture signals */ - tst_sig(FORK, DEF_HANDLER, cleanup); - - /* Pause if that option was specified */ - TEST_PAUSE; -} - -/* - * cleanup() - performs all ONE TIME cleanup for this test at - * completion or premature exit. - */ -void -cleanup() -{ - /* - * print timing stats if that option was specified. - * print errno log if that option was specified. - */ - TEST_CLEANUP; - - /* exit with return code appropriate for results */ - tst_exit(); -} |