From 0a74cd8c92844e730cf6f56bdc3dd578c65a10d0 Mon Sep 17 00:00:00 2001 From: Rogier Polak Date: Sun, 11 Mar 2007 00:39:29 +0000 Subject: Added a utils::processor namespace and a function to determine if, the processor the program is running on, is little-endian or big-endian. --- src/utils/processorutils.cpp | 37 +++++++++++++++++++++++++++++++++++++ 1 file changed, 37 insertions(+) create mode 100644 src/utils/processorutils.cpp (limited to 'src/utils/processorutils.cpp') diff --git a/src/utils/processorutils.cpp b/src/utils/processorutils.cpp new file mode 100644 index 00000000..8cbab3e7 --- /dev/null +++ b/src/utils/processorutils.cpp @@ -0,0 +1,37 @@ +/* + * The Mana World Server + * Copyright 2007 The Mana World Development Team + * + * This file is part of The Mana World. + * + * The Mana World 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 2 of the License, or any later version. + * + * The Mana World 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 The Mana World; if not, write to the Free Software Foundation, Inc., + * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + * $Id$ + */ + +#include "utils/processorutils.hpp" + +bool utils::processor::isLittleEndian; + +void utils::processor::init() +{ + utils::processor::isLittleEndian = utils::processor::littleEndianCheck(); +} + +bool utils::processor::littleEndianCheck() +{ + short int word = 0x0001; // Store 0x0001 in a 16-bit int. + char *byte = (char *) &word; // 'byte' points to the first byte in word. + return(byte[0]); // byte[0] will be 1 on little-endian processors. +} -- cgit v1.2.3-70-g09d2