/* Copyright (c) 2012 Wildfire Games * * Permission is hereby granted, free of charge, to any person obtaining * a copy of this software and associated documentation files (the * "Software"), to deal in the Software without restriction, including * without limitation the rights to use, copy, modify, merge, publish, * distribute, sublicense, and/or sell copies of the Software, and to * permit persons to whom the Software is furnished to do so, subject to * the following conditions: * * The above copyright notice and this permission notice shall be included * in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ /* * OS-specific macros */ #ifndef INCLUDED_OS #define INCLUDED_OS // detect OS via predefined macros. rationale: // - these macros have consistent names and numerical values; using // them saves other code from having to know the obscure predefined macros. // - we'd like to use #if/#elif/#endif chains for e.g. OS_* to allow warning // if none is selected, but there's no good way to #define all inapplicable // settings to 0. doing so up front is hard to maintain and would require // #undef before setting any one to 1. #ifndef afterwards for each setting // is ugly and brittle as well. we therefore use #if/#else/#endif. // Windows #if defined(_WIN64) # define OS_WIN64 1 #else # define OS_WIN64 0 #endif #if defined(_WIN32) # define OS_WIN 1 #else # define OS_WIN 0 #endif // Linux #if defined(linux) || defined(__linux) || defined(__linux__) # define OS_LINUX 1 #else # define OS_LINUX 0 #endif // Android (subset of Linux) #if defined(__ANDROID__) # define OS_ANDROID 1 #else # define OS_ANDROID 0 #endif // Mac OS X #if (defined(__APPLE__) && defined(__MACH__)) # define OS_MACOSX 1 #else # define OS_MACOSX 0 #endif // BSD #if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__) || defined(__FreeBSD_kernel__) # define OS_BSD 1 // OpenBSD has no aio.h and we need a way to disable it for it only # if defined(__OpenBSD__) # define OS_OPENBSD 1 # endif #else # define OS_BSD 0 #endif #ifndef OS_OPENBSD # define OS_OPENBSD 0 #endif // Solaris #if defined(sun) || defined(__sun) # define OS_SOLARIS 1 #else # define OS_SOLARIS 0 #endif // BeOS #if defined(__BEOS__) # define OS_BEOS 1 #else # define OS_BEOS 0 #endif // Mac OS 9 or below #if defined(macintosh) # define OS_MAC 1 #else # define OS_MAC 0 #endif // Amiga #if defined(AMIGA) # define OS_AMIGA 1 #else # define OS_AMIGA 0 #endif // Unix-based #if defined(unix) || defined(__unix) || defined(__unix__) || defined(_XOPEN_SOURCE) || defined(_POSIX_SOURCE) # define OS_UNIX 1 #else # define OS_UNIX 0 #endif // convenience: additionally set OS_UNIX for Unix-based OSes // note: doing this in an separate section instead of adding the extra define // to all affected OSes saves a few undefs or macro redefinition warnings. #if OS_LINUX || OS_MACOSX || OS_BSD || OS_SOLARIS # undef OS_UNIX # define OS_UNIX 1 #endif // convenience: additionally set OS_BSD for BSD-based OSes. see note above. #if OS_MACOSX # undef OS_BSD # define OS_BSD 1 #endif #endif // #ifndef INCLUDED_OS