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1 | /* |
2 | * Copyright (c) 1987 Regents of the University of California. | |
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3 | * All rights reserved. |
4 | * | |
f15db449 | 5 | * %sccs.include.redist.c% |
72aaa5de | 6 | */ |
38582a33 | 7 | |
72aaa5de KB |
8 | #ifndef lint |
9 | char copyright[] = | |
10 | "@(#) Copyright (c) 1987 Regents of the University of California.\n\ | |
11 | All rights reserved.\n"; | |
12 | #endif /* not lint */ | |
13 | ||
14 | #ifndef lint | |
f15db449 | 15 | static char sccsid[] = "@(#)basename.c 4.7 (Berkeley) %G%"; |
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16 | #endif /* not lint */ |
17 | ||
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18 | #include <stdio.h> |
19 | ||
8c24706b | 20 | main(argc, argv) |
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21 | int argc; |
22 | char **argv; | |
8c24706b | 23 | { |
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24 | register char *p, *t; |
25 | char *base; | |
8c24706b | 26 | |
13564b25 KB |
27 | if (argc < 2 || argc > 3) { |
28 | fprintf(stderr, "usage: basename string [suffix]\n"); | |
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29 | exit(1); |
30 | } | |
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31 | for (p = base = *++argv; *p;) |
32 | if (*p++ == '/') | |
33 | base = p; | |
13564b25 | 34 | if (argc == 3) { |
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35 | for (t = *++argv; *t; ++t); |
36 | do { | |
37 | if (t == *argv) { | |
38 | *p = '\0'; | |
39 | break; | |
40 | } | |
41 | } while (p >= base && *--t == *--p); | |
8c24706b | 42 | } |
13564b25 | 43 | printf("%s\n", base); |
8c24706b BJ |
44 | exit(0); |
45 | } |