test.c

this is very good for teacher

#include <stack.h>
#include <errno.h>
#include <stdio.h>
#include <list.h>
#include <hlink.h>
#include <uri.h>

#define BUFSIZE		4096

int filter(const struct uri *uri, void *context)
{
	return 1;
}

int main(int argc, char *argv[])
{
	char a; int b; long c; float d; double e;


	LIST_HEAD(head);
	struct list_head *pos;
	FILE *file;
	struct hlink *node;
	struct uri page_uri;
	int len, nhlinks;
	char uristr[BUFSIZE];
	STACK *stack;

	if (argc < 2 || argc > 3)
	{
		fprintf(stderr, "USAGE: test <page file> [page uri]\n");
		exit(1);
	}

	if (!(file = fopen(argv[1], "r")))
	{
		fprintf(stderr, "opening %s: %s\n", argv[1], strerror(errno));
		exit (1);
	}

	if (argc == 3)
		len = uri_parse_string(&page_uri, argv[2]);
	else
		len = uri_parse_bytes(&page_uri, NULL, 0);

	if (len < 0)
	{
		perror("parse page uri");
		exit(1);
	}

	fseek(file, SEEK_SET, 0);
	if ((nhlinks = hlink_detect(&head, file, &page_uri, filter, NULL)) < 0)
	{
		fprintf(stderr, "detecting hyper links from %s: %s\n", argv[1],
				strerror(errno));
		uri_destroy(&page_uri);
		exit(1);
	}

	list_for_each(pos, &head)
	{
		node = list_entry(pos, struct hlink, list);
		if ((len = uri_recombine(&node->uri, uristr, BUFSIZE)) >= 0)
			printf("%s\n", uristr);
		else
			printf("URI too long, we has insufficent space\n");
		if (node->uri.scheme)
			printf("scheme = %s\n", node->uri.scheme);
		if (node->uri.authority)
		{
			if (node->uri.authority->type == AT_SERVER)
			{
				if (node->uri.authority->userinfo)
					printf("userinfo = %s\n", node->uri.authority->userinfo);
				if (node->uri.authority->host)
					printf("host = %s\n", node->uri.authority->host);
				if (node->uri.authority->port)
					printf("port = %s\n", node->uri.authority->port);
			}
			else if (node->uri.authority->reg_name)
				printf("reg_name = %s\n", node->uri.authority->reg_name);
		}
		if (node->uri.path)
			printf("path = %s\n", node->uri.path);
		if (node->uri.query)
			printf("query = %s\n", node->uri.query);
		if (node->uri.fragment)
			printf("fragment = %s\n", node->uri.fragment);
		printf("\n");
	}
	printf("%d hyper links detected in file %s\n", nhlinks, argv[1]);
	hlink_destroy(&head);
	uri_destroy(&page_uri);
/*
	stack = stack_new(1);
	stack_push(stack, 1, int);
	stack_push(stack, 'a', char);
	stack_push(stack, 1.5, double);
	stack_push(stack, 2.5, float);
	stack_push(stack, 5000, long);
	stack_push(stack, "hoho", const char *);
	stack_push(stack, 123, long long);

	printf("%lld\n", stack_top(stack, long long));
	printf("%lld\n", stack_pop(stack, long long));
	printf("%s\n", stack_top(stack, const char *));
	printf("%s\n", stack_pop(stack, const char *));
	printf("%ld\n", stack_pop(stack, long));
	printf("%f\n", stack_pop(stack, float));
	printf("%lf\n", stack_pop(stack, double));
	printf("%c\n", stack_pop(stack, char));
	printf("%d\n", stack_pop(stack, int));
	stack_destroy(stack);
*/
	exit(0);
}