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6054c1ebf7
For all files in iproute2 which do not have an obvious license identification, mark them with SPDK GPL-2 Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
42 lines
649 B
C
42 lines
649 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#include <sys/wait.h>
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#include <stdio.h>
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#include <errno.h>
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#include <unistd.h>
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#include "utils.h"
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int cmd_exec(const char *cmd, char **argv, bool do_fork)
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{
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fflush(stdout);
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if (do_fork) {
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int status;
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pid_t pid;
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pid = fork();
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if (pid < 0) {
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perror("fork");
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exit(1);
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}
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if (pid != 0) {
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/* Parent */
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if (waitpid(pid, &status, 0) < 0) {
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perror("waitpid");
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exit(1);
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}
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if (WIFEXITED(status)) {
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return WEXITSTATUS(status);
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}
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exit(1);
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}
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}
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if (execvp(cmd, argv) < 0)
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fprintf(stderr, "exec of \"%s\" failed: %s\n",
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cmd, strerror(errno));
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_exit(1);
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}
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