diff options
Diffstat (limited to 'wcsmbs/wcscat.c')
-rw-r--r-- | wcsmbs/wcscat.c | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/wcsmbs/wcscat.c b/wcsmbs/wcscat.c new file mode 100644 index 0000000..4ff5c86 --- /dev/null +++ b/wcsmbs/wcscat.c @@ -0,0 +1,49 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 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 +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#include <wcstr.h> + + +/* Append SRC on the end of DEST. */ +wchar_t * +wcscat (dest, src) + wchar_t *dest; + const wchar_t *src; +{ + register wchar_t *s1 = dest; + register const wchar_t *s2 = src; + wchar_t c; + + /* Find the end of the string. */ + do + c = *s1++; + while (c != L'\0'); + + /* Make S1 point before the next character, so we can increment + it while memory is read (wins on pipelined cpus). */ + s1 -= 2; + + do + { + c = *s2++; + *++s1 = c; + } + while (c != L'\0'); + + return dest; +} |