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annotate toys/posix/basename.c @ 1172:db517206d752 draft

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Cosmetic tweak.
author Rob Landley <rob@landley.net>
date Sat, 28 Dec 2013 17:06:55 -0600
parents b300eb824c70
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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parents: 653
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1 /* basename.c - Return non-directory portion of a pathname
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2 *
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3 * Copyright 2012 Tryn Mirell <tryn@mirell.org>
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4 *
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5 * See http://opengroup.org/onlinepubs/9699919799/utilities/basename.html
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6
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7
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8 USE_BASENAME(NEWTOY(basename, "<1>2", TOYFLAG_USR|TOYFLAG_BIN))
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9
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10 config BASENAME
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parents: 653
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11 bool "basename"
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parents: 653
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12 default y
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parents: 653
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13 help
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parents: 653
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14 usage: basename string [suffix]
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parents: 653
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16 Return non-directory portion of a pathname removing suffix
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17 */
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18
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19 #include "toys.h"
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20
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21 void basename_main(void)
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22 {
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23 char *base = basename(*toys.optargs), *suffix = toys.optargs[1];
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parents: 653
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parents: 653
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25 // chop off the suffix if provided
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parents: 653
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26 if (suffix) {
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27 char *s = base + strlen(base) - strlen(suffix);
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28 if (s > base && !strcmp(s, suffix)) *s = 0;
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parents: 653
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29 }
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parents: 653
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31 puts(base);
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32 }