From 0a9ed0f9b84247b0dda23500b7ab301a1238736b Mon Sep 17 00:00:00 2001 From: Mattias Andrée Date: Tue, 17 Nov 2015 06:57:59 +0100 Subject: m + split wchar/*.c MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Mattias Andrée --- src/wchar/wmemcmp.c | 40 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 40 insertions(+) create mode 100644 src/wchar/wmemcmp.c (limited to 'src/wchar/wmemcmp.c') diff --git a/src/wchar/wmemcmp.c b/src/wchar/wmemcmp.c new file mode 100644 index 0000000..9bfe6b3 --- /dev/null +++ b/src/wchar/wmemcmp.c @@ -0,0 +1,40 @@ +/** + * 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 . + */ +#include + + + +/** + * Compare two memory segments alphabetically in a case sensitive manner. + * + * @param a A negative value is returned if this is the lesser. + * @param b A positive value is returned if this is the lesser. + * @param size The size of the segments. + * @return Zero is returned if `a` and `b` are equal, otherwise, + * see the specifications for `a` and `b`. + */ +int wmemcmp(const wchar_t* a, const wchar_t* b, size_t size) +{ + while (size--) + if (*a == *b) + a++, b++; + else + return *a < *b ? -1 : +1; + return 0; +} + -- cgit v1.2.3-70-g09d2