dep/include/g3dlite/G3D/platform.h

   1 /**
   2  @file platform.h
   3
   4  #defines for platform specific issues.
   5
   6  @maintainer Morgan McGuire, matrix@graphics3d.com
   7
   8  @created 2003-06-09
   9  @edited  2006-01-16
  10  */
  11
  12 #ifndef G3D_PLATFORM_H
  13 #define G3D_PLATFORM_H
  14
  15 /**
  16  The version number of G3D in the form: MmmBB ->
  17  version M.mm [beta BB]
  18  */
  19 #define G3D_VER 61000
  20
  21 #if defined(G3D_RELEASEDEBUG)
  22 #   define G3D_DEBUGRELEASE
  23 #endif
  24
  25 #if defined(G3D_DEBUGRELEASE) && defined(_DEBUG)
  26 #   undef _DEBUG
  27 #endif
  28
  29 #if !defined(G3D_DEBUG) && (defined(_DEBUG) || defined(G3D_DEBUGRELEASE))
  30 #   define G3D_DEBUG
  31 #endif
  32
  33 #ifdef _MSC_VER
  34     #define G3D_WIN32
  35 #elif defined(__MINGW32__)
  36     #define G3D_WIN32
  37     #define G3D_MINGW32
  38 #elif defined(__linux__)
  39     #define G3D_LINUX
  40 #elif defined(__OpenBSD__)
  41     #define G3D_LINUX
  42 #elif defined(__FreeBSD__)
  43     #define G3D_LINUX
  44 #elif defined(__NetBSD__)
  45     #define G3D_LINUX
  46 #elif defined(__APPLE__)
  47     #define G3D_OSX
  48 #else
  49     #error Unknown platform
  50 #endif
  51
  52
  53 // Default to compiling with SSE, but if you want to compile
  54 // without installing SP5.0 and the Processor Pack on Windows, compile with NO_SSE
  55 // defined (can be passed to the compiler command line with /D "NO_SSE")
  56 #if !defined(NO_SSE)
  57    #define SSE
  58 #endif
  59
  60 #ifdef G3D_WIN32
  61 // Turn off warnings about deprecated C routines (TODO: revisit)
  62 #       pragma warning (disable : 4996)
  63 #endif
  64
  65 // On g++, recognize cases where the -msse2 flag was not specified
  66 #if defined(SSE) && defined(__GNUC__) && ! defined (__SSE__)
  67 #   undef SSE
  68 #endif
  69
  70 #if defined(__GNUC__)
  71 #    if __STDC_VERSION__ < 199901
  72 #        define restrict __restrict__
  73 #    endif
  74 #endif
  75
  76
  77 // Verify that the supported compilers are being used and that this is a known
  78 // processor.
  79
  80 #ifdef G3D_LINUX
  81 #   ifndef __GNUC__
  82 #       error G3D only supports the gcc compiler on Linux.
  83 #   endif
  84
  85 //#   ifndef __i386__
  86 //#       error G3D only supports x86 machines on Linux.
  87 //#   endif
  88
  89 #   define G3D_DEPRECATED __attribute__((__deprecated__))
  90
  91 #   ifndef __cdecl
  92 #       define __cdecl __attribute__((cdecl))
  93 #   endif
  94
  95 #   ifndef __stdcall
  96 #       define __stdcall __attribute__((stdcall))
  97 #   endif
  98
  99 #   define G3D_CHECK_PRINTF_METHOD_ARGS   __attribute__((__format__(__printf__, 2, 3)))
 100 #   define G3D_CHECK_VPRINTF_METHOD_ARGS  __attribute__((__format__(__printf__, 2, 0)))
 101 #   define G3D_CHECK_PRINTF_ARGS          __attribute__((__format__(__printf__, 1, 2)))
 102 #   define G3D_CHECK_VPRINTF_ARGS         __attribute__((__format__(__printf__, 1, 0)))
 103 #endif
 104
 105
 106 #ifdef G3D_OSX
 107     #ifndef __GNUC__
 108         #error G3D only supports the gcc compiler on OS X.
 109     #endif
 110
 111         #if defined(__i386__)
 112                 #define G3D_OSX_INTEL
 113         #elif defined(__PPC__)
 114                 #define G3D_OSX_PPC
 115         #else
 116                 #define G3D_OSX_UNKNOWN
 117         #endif
 118
 119 #   ifndef __cdecl
 120 #       define __cdecl __attribute__((cdecl))
 121 #   endif
 122
 123 #   ifndef __stdcall
 124 #       define __stdcall __attribute__((stdcall))
 125 #   endif
 126
 127 #   define G3D_DEPRECATED __attribute__((__deprecated__))
 128
 129 #   define G3D_CHECK_PRINTF_METHOD_ARGS   __attribute__((__format__(__printf__, 2, 3)))
 130 #   define G3D_CHECK_VPRINTF_METHOD_ARGS  __attribute__((__format__(__printf__, 2, 0)))
 131 #   define G3D_CHECK_PRINTF_ARGS          __attribute__((__format__(__printf__, 1, 2)))
 132 #   define G3D_CHECK_VPRINTF_ARGS         __attribute__((__format__(__printf__, 1, 0)))
 133 #endif
 134
 135
 136 #ifdef G3D_WIN32
 137 // Microsoft Visual C++ 7.1     _MSC_VER = 1310
 138 // Microsoft Visual C++ 7.0     _MSC_VER = 1300
 139 // Microsoft Visual C++ 6.0     _MSC_VER = 1200
 140 // Microsoft Visual C++ 5.0     _MSC_VER = 1100
 141
 142     // Old versions of MSVC (6.0 and previous) don't
 143     // support C99 for loop scoping rules.  This fixes them.
 144 #   if (_MSC_VER <= 1200)
 145         // This trick will generate a warning; disable the warning
 146 #       pragma warning (disable : 4127)
 147 #       define for if (false) {} else for
 148 #    endif
 149
 150 #   if (_MSC_VER <= 1200)
 151 //      Nothing we can do on VC6 for deprecated functions
 152 #      define G3D_DEPRECATED
 153 #   else
 154 #      define G3D_DEPRECATED __declspec(deprecated)
 155 #   endif
 156
 157 // Prevent Winsock conflicts by hiding the winsock API
 158 #ifndef _WINSOCKAPI_
 159 #   define _G3D_INTERNAL_HIDE_WINSOCK_
 160 #   define _WINSOCKAPI_
 161 #   endif
 162
 163 // Disable 'name too long for browse information' warning
 164 #   pragma warning (disable : 4786)
 165 // TODO: remove
 166 #   pragma warning (disable : 4244)
 167
 168 #       if defined(_MSC_VER) && (_MSC_VER <= 1200)
 169                 //      VC6 std:: has signed problems in it
 170 #               pragma warning (disable : 4018)
 171 #       endif
 172
 173 #   define ZLIB_WINAPI
 174
 175 // Mingw32 defines restrict
 176 #   ifndef G3D_MINGW32
 177 #          define restrict
 178 #   endif
 179
 180 #   define G3D_CHECK_PRINTF_ARGS
 181 #   define G3D_CHECK_VPRINTF_ARGS
 182 #   define G3D_CHECK_PRINTF_METHOD_ARGS
 183 #   define G3D_CHECK_VPRINTF_METHOD_ARGS
 184
 185     // On MSVC, we need to link against the multithreaded DLL version of
 186     // the C++ runtime because that is what SDL and ZLIB are compiled
 187     // against.  This is not the default for MSVC, so we set the following
 188     // defines to force correct linking.
 189     //
 190     // For documentation on compiler options, see:
 191     //  http://msdn.microsoft.com/library/default.asp?url=/library/en-us/vccore/html/_core_.2f.md.2c_2f.ml.2c_2f.mt.2c_2f.ld.asp
 192     //  http://msdn.microsoft.com/library/default.asp?url=/library/en-us/vccore98/HTML/_core_Compiler_Reference.asp
 193     //
 194
 195 #if 0 //ignore that for mangos
 196     // DLL runtime
 197     #ifndef _DLL
 198             #define _DLL
 199     #endif
 200
 201     // Multithreaded runtime
 202     #ifndef _MT
 203             #define _MT 1
 204     #endif
 205     // Ensure that we aren't forced into the static lib
 206     #ifdef _STATIC_CPPLIB
 207             #undef _STATIC_CPPLIB
 208     #endif
 209 #endif
 210
 211     #ifdef _DEBUG
 212         #pragma comment (linker, "/NODEFAULTLIB:libc.lib")
 213         #pragma comment (linker, "/NODEFAULTLIB:libcmt.lib")
 214         #pragma comment (linker, "/NODEFAULTLIB:msvcrt.lib")
 215         #pragma comment (linker, "/NODEFAULTLIB:libcd.lib")
 216         #pragma comment (linker, "/NODEFAULTLIB:msvcrtd.lib")
 217     #else
 218         #pragma comment(linker, "/NODEFAULTLIB:LIBC.LIB")
 219         #pragma comment(linker, "/NODEFAULTLIB:msvcrt.lib")
 220         #pragma comment(linker, "/NODEFAULTLIB:libcd.lib")
 221         #pragma comment(linker, "/NODEFAULTLIB:libcmtd.lib")
 222         #pragma comment(linker, "/NODEFAULTLIB:msvcrtd.lib")
 223     #endif
 224
 225     // Now set up external linking
 226
 227     #ifdef _DEBUG
 228         // zlib and SDL were linked against the release MSVCRT; force
 229         // the debug version.
 230         #pragma comment(linker, "/NODEFAULTLIB:MSVCRT.LIB")
 231 #       endif
 232
 233 #   ifndef WIN32_LEAN_AND_MEAN
 234 #       define WIN32_LEAN_AND_MEAN 1
 235 #   endif
 236
 237
 238 #   define NOMINMAX 1
 239 #   include <windows.h>
 240 #   undef WIN32_LEAN_AND_MEAN
 241 #   undef NOMINMAX
 242
 243 #ifdef _G3D_INTERNAL_HIDE_WINSOCK_
 244 #   undef _G3D_INTERNAL_HIDE_WINSOCK_
 245 #   undef _WINSOCKAPI_
 246 #endif
 247
 248 #endif
 249
 250 #   if defined(_MSC_VER) && (_MSC_VER <= 1200)
 251         // VC6 std:: has signed/unsigned problems
 252 #       pragma warning (disable : 4018)
 253 #   endif
 254
 255 /**
 256   @def STR(expression)
 257
 258   Creates a string from the expression.  Frequently used with G3D::Shader
 259   to express shading programs inline.
 260
 261   <CODE>STR(this becomes a string)<PRE> evaluates the same as <CODE>"this becomes a string"</CODE>
 262  */
 263 #define STR(x) #x
 264
 265 #undef G3D_DEPRECATED
 266 #define G3D_DEPRECATED
 267
 268 // Header guard
 269 #endif