1/* See LICENSE file for copyright and license details. */
 2
 3
 4#include <libgen.h>
 5#include <stdio.h>
 6#include <string.h>
 7
 8#include "util.h"
 9
10static void
11usage(void)
12{
13	eprintf("usage: %s path [suffix]\n", argv0);
14}
15
16// ?man basename: strip directory and suffix from filenames
17// ?man arguments: path [suffix
18// ?man print filename with leading directories and optional suffix removed
19int
20main(int argc, char *argv[])
21{
22	ssize_t off;
23	size_t slen;
24	char *p = "";
25
26	ARGBEGIN {
27	default:
28		usage();
29	} ARGEND
30
31	if (argc != 1 && argc != 2)
32		usage();
33
34	if (argv[0][0])
35		p = basename(argv[0]);
36	if (argc == 2 && (slen = strlen(argv[1])) > 0) {
37		off = strlen(p) - slen;
38		if (off > 0 && !strcmp(p + off, argv[1]))
39			p[off] = '\0';
40	}
41	puts(p);
42
43	return fshut(stdout, "<stdout>");
44}