diff options
Diffstat (limited to 'winsup/testsuite/winsup.api/ltp/fork09.c')
| -rw-r--r-- | winsup/testsuite/winsup.api/ltp/fork09.c | 228 |
1 files changed, 0 insertions, 228 deletions
diff --git a/winsup/testsuite/winsup.api/ltp/fork09.c b/winsup/testsuite/winsup.api/ltp/fork09.c deleted file mode 100644 index 71a3f1d0b..000000000 --- a/winsup/testsuite/winsup.api/ltp/fork09.c +++ /dev/null @@ -1,228 +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 - * fork01.c - * - * DESCRIPTION - * Check that child has access to a full set of files. - * - * ALGORITHM - * Parent opens a maximum number of files - * Child closes one and attempts to open another, it should be - * available - * - * USAGE - * fork01 - * - * HISTORY - * 07/2001 Ported by Wayne Boyer - * - * RESTRICTIONS - * None - */ - -#include <stdio.h> -#include <errno.h> -#include <limits.h> /* for OPEN_MAX */ -#include "test.h" -#include "usctest.h" - -char *TCID = "fork01"; -int TST_TOTAL = 1; -extern int Tst_count; - -void setup(void); -void cleanup(void); - -char filname[40], childfile[40]; -int first; -FILE **fildeses; /* file streams */ -int mypid, nfiles; - -main(int ac, char **av) -{ - int pid, status, dtable, nf; - - 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(); - - fildeses = (FILE**)malloc((OPEN_MAX + 10) * sizeof(FILE *)); - if (fildeses == NULL) { - tst_brkm(TBROK, cleanup, "malloc failed"); - /*NOTREACHED*/ - } - - /* - * 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; - - mypid = getpid(); - - tst_resm(TINFO, "OPEN_MAX is %d", OPEN_MAX); - - /* establish first free file */ - sprintf(filname, "fork01.%d", mypid); - if ((first = creat(filname, 0660)) == -1) { - tst_brkm(TBROK, cleanup, "Cannot open first file %s, " - "errno = %d", filname, errno); - /*NOTREACHED*/ - } - close(first); - - tst_resm(TINFO, "first file descriptor is %d ", first); - - if (unlink(filname) == -1) { - tst_brkm(TBROK, cleanup, "Cannot unlink file %s, " - "errno = %d", filname, errno); - /*NOTREACHED*/ - } - - /* - * now open all the files for the test - */ - for (nfiles = first; nfiles < OPEN_MAX; nfiles++) { - sprintf(filname, "file%d.%d", nfiles, mypid); - if ((fildeses[nfiles] = fopen(filname, "a")) == NULL) { - tst_brkm(TBROK, cleanup, "Parent: cannot open " - "file %d %s errno = %d", nfiles, - filname, errno); - /*NOTREACHED*/ - } -#ifdef DEBUG - tst_resm(TINFO, "filname: %s", filname); -#endif - } - - tst_resm(TINFO, "Parent reporting %d files open", nfiles - 1); - - if ((pid = fork()) == -1) { - tst_brkm(TBROK, cleanup, "Fork failed"); - /*NOTREACHED*/ - } - - if (pid == 0) { /* child */ - nfiles--; - if (fclose(fildeses[nfiles]) == -1) { - tst_resm(TINFO, "Child could not close file " - "#%d, errno = %d", nfiles, errno); - exit(1); - /*NOTREACHED*/ - } else { - sprintf(childfile, "cfile.%d", getpid()); - if ((fildeses[nfiles] = - fopen(childfile, "a")) == NULL) { - tst_resm(TINFO, "Child could not open " - "file %s, errno = %d", - childfile, errno); - exit(1); - /*NOTREACHED*/ - } else { - tst_resm(TINFO, "Child opened new " - "file #%d", nfiles); - unlink(childfile); - exit(0); - } - } - } else { /* parent */ - wait(&status); - if (status >> 8 != 0) { - tst_resm(TFAIL, "test 1 FAILED"); - } else { - tst_resm(TPASS, "test 1 PASSED"); - } - } - - /* clean up things in case we are looping */ - for (nf = first; nf < nfiles; nf++) { - fclose(fildeses[nf]); - sprintf(filname, "file%d.%d", nf, mypid); - unlink(filname); - } - } - 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(); -} - -/* - * cleanup() - performs all ONE TIME cleanup for this test at - * completion or at premature exit - */ -void -cleanup() -{ - int nf; - - /* - * 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 - */ - tst_rmdir(); - - tst_exit(); -} |