100 lines
2.0 KiB
C
100 lines
2.0 KiB
C
/*
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*
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* Copyright (c) International Business Machines Corp., 2001
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
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* the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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/*
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* NAME
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* fork02.c
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*
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* DESCRIPTION
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* Test correct operation of fork:
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* pid == 0 in child;
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* pid > 0 in parent from wait;
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*
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* ALGORITHM
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* Fork one process, check for pid == 0 in child.
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* Check for pid > 0 in parent after wait.
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*
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* USAGE
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* fork02
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*
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* HISTORY
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* 07/2001 Ported by Wayne Boyer
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*
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* RESTRICTIONS
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* None
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*/
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#include <sys/types.h>
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#include <sys/wait.h>
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#include <stdio.h>
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#include <unistd.h>
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#include "test.h"
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static void setup(void);
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static void cleanup(void);
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char *TCID = "fork02";
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int TST_TOTAL = 1;
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int main(int ac, char **av)
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{
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int pid1, pid2, status;
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int lc;
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tst_parse_opts(ac, av, NULL, NULL);
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setup();
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for (lc = 0; TEST_LOOPING(lc); lc++) {
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tst_count = 0;
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pid1 = fork();
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if (pid1 == -1)
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tst_brkm(TBROK, cleanup, "fork() failed");
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if (pid1 == 0) {
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tst_resm(TINFO, "Inside child");
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_exit(0);
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} else {
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tst_resm(TINFO, "Inside parent");
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pid2 = wait(&status);
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tst_resm(TINFO, "exit status of wait %d", status);
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if (pid1 == pid2)
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tst_resm(TPASS, "test 1 PASSED");
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else
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tst_resm(TFAIL, "test 1 FAILED");
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}
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}
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cleanup();
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tst_exit();
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}
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static void setup(void)
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{
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tst_sig(FORK, DEF_HANDLER, cleanup);
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TEST_PAUSE;
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}
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static void cleanup(void)
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{
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}
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