1/*
 2 * (C)opyright MMVI Anselm R. Garbe <garbeam at gmail dot com>
 3 * See LICENSE file for license details.
 4 */
 5
 6#include <stdlib.h>
 7#include <stdio.h>
 8#include <string.h>
 9
10#include <util.h>
11
12static char version[] = "gridsel - " VERSION ", (C)opyright MMVI Anselm R. Garbe\n";
13
14static void
15usage()
16{
17	fprintf(stderr, "%s\n", "usage: gridsel [-v]\n");
18	exit(1);
19}
20
21int
22main(int argc, char **argv)
23{
24	unsigned char *data;
25	unsigned long i, offset, len, remain;
26
27	/* command line args */
28	if(argc > 1) {
29		if(!strncmp(argv[1], "-v", 3)) {
30			fprintf(stdout, "%s", version);
31			exit(0);
32		} else
33			usage();
34	}
35	len = offset = remain = 0;
36	do {
37		data = getselection(offset, &len, &remain);
38		for(i = 0; i < len; i++)
39			putchar(data[i]);
40		offset += len;
41		free(data);
42	}
43	while(remain);
44	if(offset)
45		putchar('\n');
46	return 0;
47}