mirror of
git://sourceware.org/git/lvm2.git
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109 lines
2.9 KiB
C
109 lines
2.9 KiB
C
/*
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* Copyright (C) 2010 Red Hat, Inc. All rights reserved.
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*
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* This file is part of LVM2.
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*
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* This copyrighted material is made available to anyone wishing to use,
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* modify, copy, or redistribute it subject to the terms and conditions
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* of the GNU General Public License v.2.
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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 Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include <unistd.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <stdarg.h>
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#include <string.h>
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#include <sys/types.h>
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#include <sys/wait.h>
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static int _finished(const char *cmd, int status, int pid) {
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int ret;
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if (!strcmp(cmd, "not"))
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return !status;
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if (!strcmp(cmd, "should")) {
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if (status) {
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fprintf(stderr, "TEST WARNING: Ignoring command failure.\n");
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/* TODO: avoid using shell here */
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/* Show log for failing command which should be passing */
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ret = system("ls debug.log*${LVM_LOG_FILE_EPOCH}* 2>/dev/null");
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if (WIFEXITED(ret) && WEXITSTATUS(ret) == 0) {
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printf("## timing off\n<======== Debug log ========>\n"); /* timing off */
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fflush(stdout);
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if (system("sed -e 's,^,## DEBUG: ,' debug.log*${LVM_LOG_FILE_EPOCH}* 2>/dev/null")) {
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/* Ignore result code */;
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}
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printf("## timing on\n"); /* timing on */
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if (system("rm -f debug.log*${LVM_LOG_FILE_EPOCH}*")) {
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/* Ignore result code */;
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}
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fflush(stdout);
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}
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}
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return 0;
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} else if (!strcmp(cmd, "invalid")) {
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if (status == 3)
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return 0;
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fprintf(stderr, "Test expected exit code 3 (invalid), but got %d.\n", status);
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} else if (!strcmp(cmd, "fail")) {
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if (status == 5)
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return 0;
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fprintf(stderr, "Test expected exit code 5 (fail), but got %d.\n", status);
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}
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return 6;
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}
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int main(int args, char **argv) {
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const char *val = NULL;
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pid_t pid;
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int status;
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int FAILURE = 6;
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if (args < 2) {
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fprintf(stderr, "Need args\n");
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return FAILURE;
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}
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pid = fork();
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if (pid == -1) {
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fprintf(stderr, "Could not fork\n");
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return FAILURE;
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} else if (pid == 0) { /* child */
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if (!strcmp(argv[0], "not"))
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val = ">1";
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else if (!strcmp(argv[0], "invalid"))
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val = "3";
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else if (!strcmp(argv[0], "fail"))
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val = "5";
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if (val)
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(void) setenv("LVM_EXPECTED_EXIT_STATUS", val, 1);
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/* coverity[os_cmd_sink] intentionally passing argv + 1 */
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execvp(argv[1], &argv[1]);
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/* should not be accessible */
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return FAILURE;
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} else { /* parent */
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if (waitpid(pid, &status, 0) < 0) {
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fprintf(stderr, "Process %d failed on waitpid.\n", pid);
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return FAILURE;
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}
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if (!WIFEXITED(status)) {
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if (WIFSIGNALED(status))
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fprintf(stderr,
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"Process %d died of signal %d.\n",
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pid, WTERMSIG(status));
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/* did not exit correctly */
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return FAILURE;
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}
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return _finished(argv[0], WEXITSTATUS(status), pid);
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}
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/* not accessible */
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return FAILURE;
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}
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