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author | Mattias Andrée <maandree@operamail.com> | 2015-11-17 06:57:59 +0100 |
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committer | Mattias Andrée <maandree@operamail.com> | 2015-11-17 06:57:59 +0100 |
commit | 0a9ed0f9b84247b0dda23500b7ab301a1238736b (patch) | |
tree | c990f32ee3de20fe5756a8f5c111d47e43cf7606 /src/wchar/wcscspn.c | |
parent | add wcsset (diff) | |
download | slibc-0a9ed0f9b84247b0dda23500b7ab301a1238736b.tar.gz slibc-0a9ed0f9b84247b0dda23500b7ab301a1238736b.tar.bz2 slibc-0a9ed0f9b84247b0dda23500b7ab301a1238736b.tar.xz |
m + split wchar/*.c
Signed-off-by: Mattias Andrée <maandree@operamail.com>
Diffstat (limited to 'src/wchar/wcscspn.c')
-rw-r--r-- | src/wchar/wcscspn.c | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/src/wchar/wcscspn.c b/src/wchar/wcscspn.c new file mode 100644 index 0000000..f32af00 --- /dev/null +++ b/src/wchar/wcscspn.c @@ -0,0 +1,48 @@ +/** + * 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 <http://www.gnu.org/licenses/>. + */ +#include <wchar.h> + + +# pragma GCC diagnostic ignored "-Wdiscarded-qualifiers" + + + +/** + * Returns length of the initial substring + * that consists entirely of the complement + * of a set of specified wide characters. + * + * @param string The string. + * @param stopset Characters disallowed in the substring. + * @return The length of the substring. + */ +size_t wcscspn(const wchar_t* string, const wchar_t* stopset) +{ + size_t i, end = wcslen(string); + wchar_t* s; + wchar_t c; + while ((c = *stopset++)) + for (i = 0, s = string; *s && (i < end); i++, s++) + if (*s == c) + { + end = (size_t)(s - string); + break; + } + return end; +} + |