exec2.c

来自「apue第二版每一章节的c语言源码」· C语言 代码 · 共 21 行

#include	<sys/types.h>
#include	<sys/wait.h>
#include	"ourhdr.h"
int
main(void)
{
	pid_t	pid;

	if ( (pid = fork()) < 0)
		err_sys("fork error");
	else if (pid == 0) {			/* child */
		if (execl("/home/stevens/bin/testinterp",
				  "testinterp", "myarg1", "MY ARG2", (char *) 0) < 0)
			err_sys("execl error");
	}

	if (waitpid(pid, NULL, 0) < 0)	/* parent */
		err_sys("waitpid error");
	exit(0);
}