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1 /* basename.c - Return non-directory portion of a pathname
2  *
3  * Copyright 2012 Tryn Mirell <tryn@mirell.org>
4  *
5  * See http://opengroup.org/onlinepubs/9699919799/utilities/basename.html
6 
7 
8 USE_BASENAME(NEWTOY(basename, "^<1as:", TOYFLAG_USR|TOYFLAG_BIN))
9 
10 config BASENAME
11   bool "basename"
12   default y
13   help
14     usage: basename [-a] [-s SUFFIX] NAME... | NAME [SUFFIX]
15 
16     Return non-directory portion of a pathname removing suffix.
17 
18     -a		All arguments are names
19     -s SUFFIX	Remove suffix (implies -a)
20 */
21 
22 #define FOR_basename
23 #include "toys.h"
24 
GLOBALS(char * s;)25 GLOBALS(
26   char *s;
27 )
28 
29 void basename_main(void)
30 {
31   char **arg;
32 
33   if (toys.optflags&FLAG_s) toys.optflags |= FLAG_a;
34 
35   if (!(toys.optflags&FLAG_a)) {
36     if (toys.optc > 2) error_exit("too many args");
37     TT.s = toys.optargs[1];
38     toys.optargs[1] = NULL;
39   }
40 
41   for (arg = toys.optargs; *arg; ++arg) {
42     char *base = basename(*arg), *p;
43 
44     // Chop off the suffix if provided.
45     if (TT.s && *TT.s && (p = strend(base, TT.s))) *p = 0;
46     puts(base);
47   }
48 }
49