diff options
Diffstat (limited to 'winsup/testsuite/winsup.api/ltp/fork07.c')
| -rw-r--r-- | winsup/testsuite/winsup.api/ltp/fork07.c | 200 |
1 files changed, 0 insertions, 200 deletions
diff --git a/winsup/testsuite/winsup.api/ltp/fork07.c b/winsup/testsuite/winsup.api/ltp/fork07.c deleted file mode 100644 index 7e06db7a1..000000000 --- a/winsup/testsuite/winsup.api/ltp/fork07.c +++ /dev/null @@ -1,200 +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 - * fork07.c - * - * DESCRIPTION - * Check that all children inherit parent's file descriptor - * - * ALGORITHM - * Parent opens a file, writes to it; forks processes until - * -1 is returned. Each child attempts to read the file then returns. - * - * USAGE - * fork07 - * - * HISTORY - * 07/2001 Ported by Wayne Boyer - * - * RESTRICTIONS - * None - */ - -#include <sys/wait.h> -#include <sys/stat.h> -#include "test.h" -#include "usctest.h" - -const char *TCID = "fork07"; -int TST_TOTAL = 1; -extern int Tst_count; - -void setup(void); -void cleanup(void) __attribute__((noreturn)); - -char pbuf[10]; -char fnamebuf[40]; - -int -main(int ac, char **av) -{ - int status, count, forks, pid1; - int ch_r_stat; - FILE *rea = NULL, *writ = NULL; - - int lc; /* loop counter */ - const char *msg; /* message returned from parse_opts */ - - /* - * parse standard options - */ - if ((msg = parse_opts(ac, av, (option_t *)NULL, NULL)) != (char *)NULL){ - tst_brkm(TBROK, cleanup, "OPTION PARSING ERROR - %s", msg); - /*NOTREACHED*/ - } - - /* - * perform global setup for the test - */ - setup(); - - /* - * check looping state if -i option is given - */ - for (lc = 0; TEST_LOOPING(lc); lc++) { - /* - * reset Tst_count in case we are looping. - */ - Tst_count = 0; - - if ((writ = fopen(fnamebuf, "w")) == NULL) - tst_resm(TFAIL, "failed to fopen file for write"); - if ((rea = fopen(fnamebuf, "r")) == NULL) - tst_resm(TFAIL, "failed to fopen file for read"); - - fprintf(writ,"abcdefghijklmnopqrstuv") ; - fflush(writ); - sleep(1); - - if ((getc(rea)) != 'a') - tst_resm(TFAIL, "getc from read side was confused"); - - forks = 0; - -forkone: - ++forks; - pid1 = -1; - if ( forks >= 1000 || (pid1 = fork()) != 0) { /* parent */ - if (pid1 > 0) { - goto forkone; - } else if (pid1 < 0) { - tst_resm(TINFO, "last child forked"); - } - } else { /* child */ - ch_r_stat = getc(rea); -#ifdef DEBUG - tst_resm(TINFO, "Child got char: %c", ch_r_stat); - tst_resm(TINFO, "integer value of getc in child " - "expected %d got %d", 'b', ch_r_stat); -#endif - if (ch_r_stat != EOF) { /* for error or EOF */ - tst_resm(TPASS, "test passed in child no %d", - forks); - exit(0); - } else { - tst_resm(TFAIL, "Test failed in child no. %d", - forks); - exit(-1); - } - } - - /* parent */ - --forks; - for (count = 0; count <= forks; count++) { - wait(&status); -#ifdef DEBUG - tst_resm(TINFO, " exit status of wait " - " expected 0 got %d", status); -#endif - if (status == 0) { - tst_resm(TPASS, "parent test passed"); - } else { - tst_resm(TFAIL, "parent test failed"); - } - } - tst_resm(TINFO, "Number of processes forked is %d", forks); - } - fclose (writ); - fclose (rea); - cleanup(); - - /*NOTREACHED*/ -} - -/* - * setup() - performs all ONE TIME setup for this test - */ -void -setup() -{ - /* - * capture signals - */ - tst_sig(FORK, DEF_HANDLER, cleanup); - - umask(0); - - /* - * Pause if that option was specified - */ - TEST_PAUSE; - - /* - * make a temp directory and cd to it - */ - tst_tmpdir(); - - strcpy(fnamebuf, "fork07."); - sprintf(pbuf, "%d", getpid()); - strcat(fnamebuf, pbuf); -} - -/* - * 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; - - /* - * remove tmp dir and all files in it - */ - unlink(fnamebuf); - tst_rmdir(); - - tst_exit(); -} |