macos.h

00001 /* $Id: macos.h 11521 2007-11-25 14:43:16Z egladil $ */
00002 
00003 #ifndef MACOS_H
00004 #define MACOS_H
00005 
00006 /*
00007  * Functions to show the popup window
00008  * use ShowMacDialog when you want to control title, message and text on the button
00009  * ShowMacAssertDialog is used by assert
00010  * ShowMacErrorDialog should be used when an unrecoverable error shows up. It only contains the title, which will should tell what went wrong
00011  * the function then adds text that tells the user to update and then report the bug if it's present in the newest version
00012  * It also quits in a nice way since we call it when we know something happened that will crash OpenTTD (like a needed pointer turns out to be NULL or similar)
00013  */
00014 void ShowMacDialog ( const char *title, const char *message, const char *buttonLabel );
00015 void ShowMacAssertDialog ( const char *function, const char *file, const int line, const char *expression );
00016 void ShowMacErrorDialog(const char *error);
00017 
00018 // Since MacOS X users will never see an assert unless they started the game from a terminal
00019 // we're using a custom assert(e) macro.
00020 #undef assert
00021 
00022 #ifdef NDEBUG
00023 #define assert(e)       ((void)0)
00024 #else
00025 
00026 #define assert(e) \
00027     (__builtin_expect(!(e), 0) ? ShowMacAssertDialog ( __func__, __FILE__, __LINE__, #e ): (void)0 )
00028 #endif
00029 
00030 
00031 
00036 long GetMacOSVersionMajor();
00037 
00042 long GetMacOSVersionMinor();
00043 
00048 long GetMacOSVersionBugfix();
00049 
00057 static inline bool MacOSVersionIsAtLeast(long major, long minor, long bugfix)
00058 {
00059   long maj = GetMacOSVersionMajor();
00060   long min = GetMacOSVersionMinor();
00061   long bf = GetMacOSVersionBugfix();
00062 
00063   if (maj < major) return false;
00064   if (maj == major && min < minor) return false;
00065   if (maj == major && min == minor && bf < bugfix) return false;
00066 
00067   return true;
00068 }
00069 
00070 #endif /* MACOS_H */

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