diff options
Diffstat (limited to 'winsup/testsuite/winsup.api/ltp/fork01.c')
-rw-r--r-- | winsup/testsuite/winsup.api/ltp/fork01.c | 316 |
1 files changed, 0 insertions, 316 deletions
diff --git a/winsup/testsuite/winsup.api/ltp/fork01.c b/winsup/testsuite/winsup.api/ltp/fork01.c deleted file mode 100644 index 2aac2d427..000000000 --- a/winsup/testsuite/winsup.api/ltp/fork01.c +++ /dev/null @@ -1,316 +0,0 @@ -/* - * Copyright (c) 2000 Silicon Graphics, Inc. All Rights Reserved. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of version 2 of the GNU General Public License as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it would be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. - * - * Further, this software is distributed without any warranty that it is - * free of the rightful claim of any third person regarding infringement - * or the like. Any license provided herein, whether implied or - * otherwise, applies only to this software file. Patent licenses, if - * any, provided herein do not apply to combinations of this program with - * other software, or any other product whatsoever. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write the Free Software Foundation, Inc., 59 - * Temple Place - Suite 330, Boston MA 02111-1307, USA. - * - * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy, - * Mountain View, CA 94043, or: - * - * http://www.sgi.com - * - * For further information regarding this notice, see: - * - * http://oss.sgi.com/projects/GenInfo/NoticeExplan/ - * - */ -/* $Id$ */ -/********************************************************** - * - * OS Test - Silicon Graphics, Inc. - * - * TEST IDENTIFIER : fork01 - * - * EXECUTED BY : anyone - * - * TEST TITLE : Basic test for fork(2) - * - * PARENT DOCUMENT : frktds02 - * - * TEST CASE TOTAL : 2 - * - * WALL CLOCK TIME : 1 - * - * CPU TYPES : ALL - * - * AUTHOR : Kathy Olmsted - * - * CO-PILOT : Steve Shaw - * - * DATE STARTED : 06/17/92 - * - * INITIAL RELEASE : UNICOS 7.0 - * - * TEST CASES - * - * 1.) fork returns without error - * 2.) fork returns the pid of the child - * - * INPUT SPECIFICATIONS - * The standard options for system call tests are accepted. - * (See the parse_opts(3) man page). - * - * OUTPUT SPECIFICATIONS - * - * DURATION - * Terminates - with frequency and infinite modes. - * - * SIGNALS - * Uses SIGUSR1 to pause before test if option set. - * (See the parse_opts(3) man page). - * - * RESOURCES - * None - * - * ENVIRONMENTAL NEEDS - * No run-time environmental needs. - * - * SPECIAL PROCEDURAL REQUIREMENTS - * None - * - * INTERCASE DEPENDENCIES - * None - * - * DETAILED DESCRIPTION - * - * Setup: - * Setup signal handling. - * Pause for SIGUSR1 if option specified. - * - * Test: - * Loop if the proper options are given. - * fork() - * Check return code, if system call failed (return=-1) - * Log the errno and Issue a FAIL message. - * Otherwise, Issue a PASS message. - * CHILD: - * determine PID - * write to PID to a file and close the file - * exit - * PARENT: - * wait for child to exit - * read child PID from file - * compare child PID to fork() return code and report - * results - * - * Cleanup: - * Print errno log and/or timing stats if options given - * - * - *#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#**/ - -#include <errno.h> -#include <string.h> -#include <signal.h> -#include <fcntl.h> -#include <sys/types.h> -#include <sys/wait.h> -#include "test.h" -#include "usctest.h" - -#define KIDEXIT 42 -extern void setup(); -extern void cleanup(); - -#define LINE_SZ 20 /* size of the line written/read to the file */ -#define FILENAME "childpid" - - - -const char *TCID="fork01"; /* Test program identifier. */ -int TST_TOTAL=2; /* Total number of test cases. */ -extern int Tst_count; /* Test Case counter for tst_* routines */ - -/*************************************************************** - * child_pid - the child side of the test - * determine the PID and write to a file - ***************************************************************/ -void child_pid() -{ - - int fildes; - char tmp_line[LINE_SZ]; - - fildes = creat(FILENAME,0700); - sprintf(tmp_line,"%d\n",getpid()); - write(fildes,tmp_line,LINE_SZ); - close(fildes); - -} - -/*************************************************************** - * parent_pid - the parent side of the test - * read the value determined by the child - * compare and report results - ***************************************************************/ -void parent_pid() -{ - - int fildes; - char tmp_line[LINE_SZ]; - pid_t child_id; - - if ((fildes = open(FILENAME,O_RDWR)) == -1) { - tst_brkm(TBROK, cleanup, - "parent open failed. errno: %d (%s)\n", - errno, strerror(errno)); - } - else { - if (read(fildes,tmp_line,LINE_SZ) == 0) { - tst_brkm(TBROK,cleanup, "fork(): parent failed to read PID from file errno: %d (%s)", - errno, strerror(errno)); - } - else { - child_id = atoi(tmp_line); - if (TEST_RETURN != child_id) { - tst_resm(TFAIL,"child reported a pid of %d. parent received %d from fork()", - child_id,TEST_RETURN); - } else { - tst_resm(TPASS,"child pid and fork() return agree: %d",child_id); - } - } - close(fildes); - } -} - -/*************************************************************** - * main() - performs tests - * - ***************************************************************/ - -int -main(int ac, char **av) -{ - int lc; /* loop counter */ - const char *msg; /* message returned from parse_opts */ - int fails; - int kid_status, wait_status; - - /*************************************************************** - * parse standard options - ***************************************************************/ - if ( (msg=parse_opts(ac, av, (option_t *) NULL, NULL)) != (char *) NULL ) - tst_brkm(TBROK, cleanup, "OPTION PARSING ERROR - %s", msg); - - /*************************************************************** - * perform global setup for test - ***************************************************************/ - setup(); - - /* set the expected errnos... */ - /*************************************************************** - * check looping state if -c option given - ***************************************************************/ - for (lc=0; TEST_LOOPING(lc); lc++) { - - /* reset Tst_count in case we are looping. */ - Tst_count=0; - fails = 0; - - /* - * Call fork(2) - */ - TEST(fork()); - - /* check return code */ - if ( TEST_RETURN == -1 ) { - TEST_ERROR_LOG(TEST_ERRNO); - if ( STD_FUNCTIONAL_TEST ) { - tst_resm(TFAIL, "fork() Failed, errno=%d : %s", - TEST_ERRNO, strerror(TEST_ERRNO)); - tst_resm(TBROK,"unable to continue"); - } - } - if (TEST_RETURN == 0) { - /* child */ - if ( STD_FUNCTIONAL_TEST ) { - child_pid(); - } - exit(KIDEXIT); - } else { - /* parent */ - if ( STD_FUNCTIONAL_TEST ) { - tst_resm(TPASS, "fork() returned %d", TEST_RETURN); - } - /* wait for the child to complete */ - wait_status = wait(&kid_status); - if ( STD_FUNCTIONAL_TEST ) { - if (wait_status == TEST_RETURN) { - if (kid_status != KIDEXIT << 8) { - tst_resm(TBROK, - "incorrect child status returned on wait(): %d", - kid_status); - fails++; - } - } - else { - tst_resm(TBROK, - "wait() for child status failed with %d errno: %d : %s", - wait_status,errno,strerror(errno)); - fails++; - } - if (fails == 0 ) { - /* verification tests */ - parent_pid(); - } - } /* STD_FUNCTIONAL_TEST */ - } /* TEST_RETURN */ - } /* End for TEST_LOOPING */ - - /*************************************************************** - * cleanup and exit - ***************************************************************/ - cleanup(); - - return 0; -} /* End main */ - -/*************************************************************** - * setup() - performs all ONE TIME setup for this test. - ***************************************************************/ -void - setup() -{ - /* capture signals */ - tst_sig(FORK, DEF_HANDLER, cleanup); - - tst_tmpdir(); - - /* Pause if that option was specified */ - TEST_PAUSE; -} /* End setup() */ - - -/*************************************************************** - * 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_rmdir(); - tst_exit(); -} /* End cleanup() */ |