figc.4

unix环境高级编程第二版配套源代码 unix环境高级编程第二版配套源代码

#include "apue.h"
#include <shadow.h>

int
main(void)		/* Linux/Solaris version */
{
	struct spwd	*ptr;

	if ((ptr = getspnam("sar")) == NULL)
		err_sys("getspnam error");
	printf("sp_pwdp = %s\n", ptr->sp_pwdp == NULL ||
	  ptr->sp_pwdp[0] == 0 ?  "(null)" : ptr->sp_pwdp);
	exit(0);
}