tempnam.c

apue第二版每一章节的c语言源码

#include	"ourhdr.h"

int
main(int argc, char *argv[])
{
	if (argc != 3)
		err_quit("usage: a.out <directory> <prefix>");

	printf("%s\n", tempnam( argv[1][0] != ' ' ? argv[1] : NULL,
							argv[2][0] != ' ' ? argv[2] : NULL) );
	exit(0);
}