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

char *infnames[2];
struct pin_info *database;

write_diffs_report(outfile)
	char *outfile;
{
	FILE *outf;
	struct pin_info *p;

	outf = fopen(outfile, "w");
	if (!outf) {
		perror(outfile);
		exit(1);
	}
	for (p = database; p; p = p->next) {
		if (p->netnames[0] && !p->netnames[1])
			fprintf(outf, "Pin %s only in %s: net %s\n",
				p->pin_name, infnames[0], p->netnames[0]);
		if (!p->netnames[0] && p->netnames[1])
			fprintf(outf, "Pin %s only in %s: net %s\n",
				p->pin_name, infnames[1], p->netnames[1]);
	}
	fclose(outf);
}

write_matching_nets(outfile)
	char *outfile;
{
	FILE *outf;
	struct pin_info *p;

	outf = fopen(outfile, "w");
	if (!outf) {
		perror(outfile);
		exit(1);
	}
	for (p = database; p; p = p->next) {
		if (!p->netnames[0] || !p->netnames[1])
			continue;
		fprintf(outf, "%s\t%s\n", p->netnames[0], p->netnames[1]);
	}
	fclose(outf);
}

main(argc, argv)
	char **argv;
{
	int i;

	if (argc != 5) {
		fprintf(stderr,
			"usage: %s net1 net2 diffs-report matching-nets\n",
			argv[0]);
		exit(1);
	}
	infnames[0] = argv[1];
	infnames[1] = argv[2];
	for (i = 0; i < 2; i++)
		read_pass(i);
	write_diffs_report(argv[3]);
	write_matching_nets(argv[4]);
	exit(0);
}