From 954775be326ea77f57b545b86a9ac65ac5c1d2eb Mon Sep 17 00:00:00 2001 From: Mattias Andrée Date: Tue, 17 Nov 2015 02:16:27 +0100 Subject: split libgen.c MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Mattias Andrée --- src/string/basename_gnu.c | 52 +++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 52 insertions(+) create mode 100644 src/string/basename_gnu.c (limited to 'src/string') diff --git a/src/string/basename_gnu.c b/src/string/basename_gnu.c new file mode 100644 index 0000000..6fb474a --- /dev/null +++ b/src/string/basename_gnu.c @@ -0,0 +1,52 @@ +/** + * slibc — Yet another C library + * Copyright © 2015 Mattias Andrée (maandree@member.fsf.org) + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + */ +#include +#include + + +# pragma GCC diagnostic ignored "-Wdiscarded-qualifiers" + + + +/** + * Get the basename of a filename. + * + * This is a GNU extension, include + * to override it with the XPG-compliant implementation. + * + * @param filename The filename. + * @return The basename, it is either a substring + * of `filename` or, if `filename` is `NULL` + * or is empty, a statically allocationed string, + * so it must not freed or edited. + */ +char* __gnu_basename(const char* filename) +{ + char* r = filename; + char last = '/'; + if (filename == NULL) + return "."; + while (*filename) + { + if ((*filename != '/') && (last == '/')) + r = filename; + last = *filename++; + } + return r; +} + -- cgit v1.2.3-70-g09d2