sbase/basename.c

38 lines
519 B
C
Raw Normal View History

2011-05-23 01:36:34 +00:00
/* See LICENSE file for copyright and license details. */
2011-05-24 11:56:38 +00:00
#include <libgen.h>
2011-05-23 01:36:34 +00:00
#include <stdio.h>
#include <string.h>
2013-03-05 20:35:55 +00:00
2011-05-23 01:36:34 +00:00
#include "util.h"
2013-03-05 20:35:55 +00:00
void
usage(void)
{
eprintf("usage: %s path [suffix]\n", argv0);
2013-03-05 20:35:55 +00:00
}
2011-05-23 01:36:34 +00:00
int
main(int argc, char *argv[])
{
ssize_t off;
char *p;
2012-04-23 13:50:47 +00:00
ARGBEGIN {
default:
2012-05-15 12:32:56 +00:00
usage();
2012-04-23 13:50:47 +00:00
} ARGEND;
if (argc != 1 && argc != 2)
2012-05-15 12:32:56 +00:00
usage();
2012-04-23 13:50:47 +00:00
p = basename(argv[0]);
if (argc == 2) {
off = strlen(p) - strlen(argv[1]);
if (off > 0 && !strcmp(p + off, argv[1]))
p[off] = '\0';
2011-05-23 01:36:34 +00:00
}
puts(p);
2014-10-02 22:46:04 +00:00
return 0;
2011-05-23 01:36:34 +00:00
}