diff options
Diffstat (limited to 'winsup/testsuite/winsup.api/ltp/poll01.c')
| -rw-r--r-- | winsup/testsuite/winsup.api/ltp/poll01.c | 251 |
1 files changed, 0 insertions, 251 deletions
diff --git a/winsup/testsuite/winsup.api/ltp/poll01.c b/winsup/testsuite/winsup.api/ltp/poll01.c deleted file mode 100644 index 67e1f139a..000000000 --- a/winsup/testsuite/winsup.api/ltp/poll01.c +++ /dev/null @@ -1,251 +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 - */ - -/* - * Test Name: poll01 - * - * Test Description: - * Verify that valid open file descriptor must be provided to poll() to - * succeed. - * - * Expected Result: - * poll should return the correct values when an valid file descriptor is - * provided. - * - * Algorithm: - * Setup: - * Setup signal handling. - * Pause for SIGUSR1 if option specified. - * - * Test: - * Loop if the proper options are given. - * Execute system call - * Check return code, if system call failed (return=-1) - * Issue a FAIL message. - * Otherwise, - * Verify the Functionality of system call - * if successful, - * Issue Functionality-Pass message. - * Otherwise, - * Issue Functionality-Fail message. - * Cleanup: - * Print errno log and/or timing stats if options given - * - * Usage: <for command-line> - * poll01 [-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 <unistd.h> -#include <errno.h> -#include <fcntl.h> -#include <sys/wait.h> -#include <sys/poll.h> - -#include "test.h" -#include "usctest.h" - -#define BUF_SIZE 512 - -char *TCID="poll01"; /* Test program identifier. */ -int TST_TOTAL=1; /* Total number of test cases. */ -extern int Tst_count; /* Test Case counter for tst_* routines */ - -int fildes[2]; /* file descriptors of the pipe. */ -struct pollfd fds[1]; /* struct. for poll() */ - -void setup(); /* Main setup function of test */ -void cleanup(); /* cleanup function for the test */ - -int -main(int ac, char **av) -{ - int lc; /* loop counter */ - const char *msg; /* message returned from parse_opts */ - pid_t cpid; /* child process id */ - char write_buf[] = "Testing\0"; /* buffer string for write */ - char read_buf[BUF_SIZE]; /* buffer for read-end of pipe */ - int status; /* exit status of child process */ - int rval; - - /* Parse standard options given to run the test. */ - msg = parse_opts(ac, av, (option_t *)NULL, NULL); - if (msg != (char *)NULL) { - tst_brkm(TBROK, tst_exit, "OPTION PARSING ERROR - %s", msg); - } - - /* Perform global setup for test */ - setup(); - - /* Check looping state if -i option given */ - for (lc = 0; TEST_LOOPING(lc); lc++) { - - /* Reset Tst_count in case we are looping. */ - Tst_count = 0; - - /* - * Call poll() with the TEST macro. - */ - TEST(poll(fds, 1, -1)); - - /* check return code of poll() */ - if (TEST_RETURN == -1) { - tst_resm(TFAIL, "poll() failed on write, errno=%d" - " : %s", TEST_ERRNO, strerror(TEST_ERRNO)); - continue; - } - - /* write the message to the pipe */ - if (write(fildes[1], write_buf, strlen(write_buf)) - < strlen(write_buf)) { - tst_brkm(TBROK, cleanup, "write() failed on write " - "to pipe, error:%d", errno); - } - - /* Fork child process */ - if ((cpid = fork()) == -1) { - tst_brkm(TBROK, cleanup, "fork() failed"); - } - - if (cpid == 0) { /* Child process */ - /* - * close writing end of pipe and read from - * the pipe - */ - if (close(fildes[1]) == -1) { - tst_brkm(TFAIL, NULL, "close() failed on write " - "endof pipe, errno:%d", errno); - exit(1); - } - - /* - * Set poll() data structures to check - * if data is present on read - */ - fds[0].fd = fildes[0]; - fds[0].events = POLLIN; - - /* - * If data are present, then read the data. If poll() - * and read() return expected values, then the - * functionality of poll() is correct. - */ - rval = (poll(fds, 1, -1)); - - if (rval == -1) { - tst_resm(TFAIL, "poll() failed on read - " - "errno=%d : %s", - TEST_ERRNO, strerror(errno)); - exit(1); - } - - /* Read data from read end of pipe */ - if (read(fildes[0], read_buf, sizeof(read_buf)) != - strlen(write_buf)) { - tst_brkm(TFAIL, NULL, "read() failed - " - "error:%d", errno); - exit(1); - } - - /* Now, do the actual comparision */ - if (memcmp(read_buf, write_buf, strlen(write_buf))) { - tst_resm(TFAIL, "Data from reading pipe " - "are different"); - exit(1); - } - - /* Everything is fine, exit normally */ - exit(0); - } else { /* Parent process */ - /* Wait for child to complete execution */ - wait(&status); - - if (WEXITSTATUS(status) == 1) { - tst_resm(TFAIL, "child exited abnormally"); - } else { - tst_resm(TPASS, - "Functionality of poll() successful"); - } - } - } /* End for TEST_LOOPING */ - - /* Call cleanup() to undo setup done for the test. */ - cleanup(); - - /*NOTREACHED*/ -} /* End main */ - -/* - * setup() - performs all ONE TIME setup for this test. - * Creat read/write pipe using pipe(). - * Set poll data structures to check writing to the pipe. - */ -void -setup() -{ - /* capture signals */ - tst_sig(FORK, DEF_HANDLER, cleanup); - - /* Pause if that option was specified */ - TEST_PAUSE; - - /* Creat read/write pipe */ - if (pipe(fildes) < 0) { - tst_brkm(TBROK, tst_exit, - "pipe() failed to create interprocess channel"); - } - - /* Set poll data structures */ - fds[0].fd = fildes[1]; - fds[0].events = POLLOUT; -} - -/* - * cleanup() - performs all ONE TIME cleanup for this test at - * completion or premature exit. - * close read end of pipe if still open. - */ -void -cleanup() -{ - /* - * print timing stats if that option was specified. - * print errno log if that option was specified. - */ - TEST_CLEANUP; - - /* close read end of pipe if still open */ - if (close(fildes[0]) < 0) { - tst_brkm(TFAIL, NULL, "close() failed on read-end of pipe, " - "errno:%d", errno); - } - - /* exit with return code appropriate for results */ - tst_exit(); -} |