46 строки
791 B
C
46 строки
791 B
C
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/*
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* $HEADER$
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*/
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#include <stdio.h>
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#include <errno.h>
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#include <sys/wait.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include "lam_config.h"
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#include "lam/util/few.h"
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/** @file **/
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/**
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* forks, execs and waits for a subordinate program
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*
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* @param argv Argument vector, argv[0] is the program
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* @retval Status code or ERROR
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* Returns: - status code or ERROR
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*/
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int
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lam_few(char *argv[])
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{
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int status;
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int pid;
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int ret;
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if ((pid = fork()) < 0) {
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return(pid);
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}
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/* child */
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else if (0 == pid) {
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execvp(argv[0], argv);
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exit(errno);
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}
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/* parent */
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else {
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while ((0 != waitpid(pid, &status, 0)) &&
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(! WIFEXITED(status)) && (EINTR == errno));
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}
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return status;
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}
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