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Diffstat (limited to 'REORG.TODO/wcsmbs/wcscpy.c')
-rw-r--r-- | REORG.TODO/wcsmbs/wcscpy.c | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/REORG.TODO/wcsmbs/wcscpy.c b/REORG.TODO/wcsmbs/wcscpy.c new file mode 100644 index 0000000000..21dd547961 --- /dev/null +++ b/REORG.TODO/wcsmbs/wcscpy.c @@ -0,0 +1,60 @@ +/* Copyright (C) 1995-2017 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, 1995. + + The GNU C 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. + + The GNU C 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 the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#include <stddef.h> +#include <wchar.h> + + +#ifndef WCSCPY +# define WCSCPY wcscpy +#endif + +/* Copy SRC to DEST. */ +wchar_t * +WCSCPY (wchar_t *dest, const wchar_t *src) +{ + wint_t c; + wchar_t *wcp; + + if (__alignof__ (wchar_t) >= sizeof (wchar_t)) + { + const ptrdiff_t off = dest - src - 1; + + wcp = (wchar_t *) src; + + do + { + c = *wcp++; + wcp[off] = c; + } + while (c != L'\0'); + } + else + { + wcp = dest; + + do + { + c = *src++; + *wcp++ = c; + } + while (c != L'\0'); + } + + return dest; +} |