fig8.24

来自「UNIX环境高级编程书的源代码」· 24 代码 · 共 17 行

#include "apue.h"

int
main(int argc, char *argv[])
{
	int		status;

	if (argc < 2)
		err_quit("command-line argument required");

	if ((status = system(argv[1])) < 0)
		err_sys("system() error");
	pr_exit(status);

	exit(0);
}