From 890e7a1d1a7d701e6e5e0674e58aebe595575375 Mon Sep 17 00:00:00 2001 From: Jeff Johnston Date: Thu, 29 Aug 2002 19:38:25 +0000 Subject: 2002-08-29 Kazuhiro Fujieda * libc/include/wchar.h: Define NULL. Define WEOF more general way. Declare functions in newlib manner. * libc/stdlib/Makefile.am: Delete wmem*.c * libc/stdlib/Makefile.in: Regenerated. * libc/stdlib/wmemchr.c: Delete. * libc/stdlib/wmemcmp.c: Ditto. * libc/stdlib/wmemcpy.c: Ditto. * libc/stdlib/wmemmove.c: Ditto. * libc/stdlib/wmemset.c: Ditto. * libc/string/Makefile.am: Add wmem*.c and wcs*.c. * libc/string/Makefile.in: Regenerated. * libc/string/wcscat.c: New file derived from the NetBSD C Library. * libc/string/wcschr.c: Ditto. * libc/string/wcscmp.c: Ditto. * libc/string/wcscpy.c: Ditto. * libc/string/wcscspn.c: Ditto. * libc/string/wcslcat.c: Ditto. * libc/string/wcslcpy.c: Ditto. * libc/string/wcslen.c: Ditto. * libc/string/wcsncat.c: Ditto. * libc/string/wcsncmp.c: Ditto. * libc/string/wcsncpy.c: Ditto. * libc/string/wcspbrk.c: Ditto. * libc/string/wcsrchr.c: Ditto. * libc/string/wcsspn.c: Ditto. * libc/string/wcsstr.c: Ditto. * libc/string/wmemchr.c: Ditto. * libc/string/wmemcmp.c: Ditto. * libc/string/wmemcpy.c: Ditto. * libc/string/wmemmove.c: Ditto. * libc/string/wmemset.c: Ditto. --- newlib/libc/string/wcsncpy.c | 89 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 89 insertions(+) create mode 100644 newlib/libc/string/wcsncpy.c (limited to 'newlib/libc/string/wcsncpy.c') diff --git a/newlib/libc/string/wcsncpy.c b/newlib/libc/string/wcsncpy.c new file mode 100644 index 000000000..afe75a238 --- /dev/null +++ b/newlib/libc/string/wcsncpy.c @@ -0,0 +1,89 @@ +/* +FUNCTION + <>---copy part of a wide-character string + +ANSI_SYNOPSIS + #include + wchar_t *wcsncpy(wchar_t *<[s1]>, const wchar_t *<[s2]>, size_t <[n]>); + +TRAD_SYNOPSIS + wchar_t *wcsncpy(<[s1]>, <[s2]>, <[n]> + wchar_t *<[s1]>; + const wchar_t *<[s2]>; + size_t <[n]>; + +DESCRIPTION + The <> function copies not more than n wide-character codes + (wide-character codes that follow a null wide-character code are not + copied) from the array pointed to by <[s2]> to the array pointed to + by <[s1]>. If copying takes place between objects that overlap, the + behaviour is undefined. + + If the array pointed to by <[s2]> is a wide-character string that is + shorter than <[n]> wide-character codes, null wide-character codes are + appended to the copy in the array pointed to by <[s1]>, until <[n]> + wide-character codes in all are written. + +RETURNS + The <> function returns <[s1]>; no return value is reserved to + indicate an error. + +PORTABILITY +<> is ISO/IEC 9899/AMD1:1995 (ISO C). +No supporting OS subroutines are required. +*/ + +/* $NetBSD: wcsncpy.c,v 1.1 2000/12/23 23:14:36 itojun Exp $ */ + +/*- + * Copyright (c)1999 Citrus Project, + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * citrus Id: wcsncpy.c,v 1.1 1999/12/29 21:47:45 tshiozak Exp + */ + +#include <_ansi.h> +#include + +wchar_t * +_DEFUN (wcsncpy, (s1, s2, n), + wchar_t * s1 _AND + _CONST wchar_t * s2 _AND + size_t n) +{ + wchar_t *p; + _CONST wchar_t *q; + + *s1 = '\0'; + p = s1; + q = s2; + while (n && *q) + { + *p++ = *q++; + n--; + } + *p = '\0'; + + return s1; +} -- cgit v1.2.3