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57 lines
1.4 KiB
C
57 lines
1.4 KiB
C
/* vi: set sw=4 ts=4: */
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/*
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* get_last_path_component implementation for busybox
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*
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* Copyright (C) 2001 Manuel Novoa III <mjn3@opensource.lineo.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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*/
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/* Set to 1 if you want basename() behavior for NULL or "". */
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/* WARNING!!! Doing so will break basename applet at least! */
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#define EMULATE_BASENAME 0
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char *get_last_path_component(char *path)
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{
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#if EMULATE_BASENAME
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static const char null_or_empty[] = ".";
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#endif
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char *first = path;
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char *last;
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#if EMULATE_BASENAME
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if (!path || !*path) {
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return (char *) null_or_empty;
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}
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#endif
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last = path - 1;
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while (*path) {
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if ((*path != '/') && (path > ++last)) {
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last = first = path;
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}
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++path;
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}
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if (*first == '/') {
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last = first;
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}
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last[1] = 0;
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return first;
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}
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