sort_file.c

数据结构源码合集

#include <stdio.h>
#include <stdlib.h>

#define MAX 100

typedef struct node *link;
struct node
{
	char *p;
	link next;
}

int main(int argc, char *argv)
{
	char msg[MAX];
	FILE *fp;
	char tmp[MAX];

	if(argc != 2)
	{
		printf("WRONG format!\n");
		exit(0);
	}
	if(!(fp = fopen(argv[1], "r")))
	{
		sprintf(msg, "ERROR open file %s!\n", argv[1]);
		perror(msg);
		exit(1);
	}

	while(p != EOF)
	{
		fgets(tmp, MAX, pf);
		tree_insert(link