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Diffstat (limited to 'Build/source/texk/kpathsea/xbasename.c')
-rw-r--r-- | Build/source/texk/kpathsea/xbasename.c | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/Build/source/texk/kpathsea/xbasename.c b/Build/source/texk/kpathsea/xbasename.c new file mode 100644 index 00000000000..2d3a692e889 --- /dev/null +++ b/Build/source/texk/kpathsea/xbasename.c @@ -0,0 +1,61 @@ +/* xbasename.c: return the last element in a path. + + Copyright 1992, 1994, 1995, 1996, 2008, 2011, 2016, 2017 Karl Berry. + Copyright 2005 Olaf Weber. + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + This library 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with this library; if not, see <http://www.gnu.org/licenses/>. */ + +/* Have to include this first to get c-auto.h. */ +#include <kpathsea/config.h> + +#include <kpathsea/c-pathch.h> + +/* Return NAME with any leading path stripped off. This returns a + pointer into NAME. For example, `basename ("/foo/bar.baz")' + returns "bar.baz". */ + +const_string +xbasename (const_string name) +{ + const_string base = name; + const_string p; + + if (NAME_BEGINS_WITH_DEVICE(name)) + base += 2; + + else if (IS_UNC_NAME(name)) { + unsigned limit; + + for (limit = 2; name[limit] && !IS_DIR_SEP (name[limit]); limit++) + ; + if (name[limit++] && name[limit] && !IS_DIR_SEP (name[limit])) { + for (; name[limit] && !IS_DIR_SEP (name[limit]); limit++) + ; + } else + /* malformed UNC name, backup */ + limit = 0; + base += limit; + } + + for (p = base; *p; p++) { + if (IS_DIR_SEP(*p)) + base = p + 1; +#if defined(WIN32) && defined (KPSE_COMPAT_API) + else if (IS_KANJI(p)) + p++; +#endif + } + + return base; +} |