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Diffstat (limited to '')
-rw-r--r-- | src/wchar/wmemcpy.c | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/src/wchar/wmemcpy.c b/src/wchar/wmemcpy.c new file mode 100644 index 0000000..5caef28 --- /dev/null +++ b/src/wchar/wmemcpy.c @@ -0,0 +1,53 @@ +/** + * 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> + + + +/** + * Copy a memory segment to another, non-overlapping, segment. + * + * @param whither The destination memory segment. + * @param whence The source memory segment. + * @param size The number of wide characters to copy. + * @return `whither` is returned. + */ +wchar_t* wmemcpy(wchar_t* restrict whither, const wchar_t* restrict whence, size_t size) +{ + wchar_t* r = whither; + while (size--) + *whither++ = *whence++; + return r; +} + + +/** + * Copy a memory segment to another, non-overlapping, segment. + * + * This is a GNU extension. + * + * @param whither The destination memory segment. + * @param whence The source memory segment. + * @param size The number of wide characters to copy. + * @return `whither + size` is returned. + */ +wchar_t* wmempcpy(wchar_t* restrict whither, const wchar_t* restrict whence, size_t size) +{ + return wmemcpy(whither, whence, size) + size; +} + |