peter1138@2847: /* $Id$ */
peter1138@2847: 
rubidium@9111: /** @file macos.h Functions related to MacOS support. */
rubidium@9111: 
bjarni@2188: #ifndef MACOS_H
bjarni@2188: #define MACOS_H
bjarni@2188: 
bjarni@3127: /*
bjarni@3127:  * Functions to show the popup window
bjarni@3127:  * use ShowMacDialog when you want to control title, message and text on the button
bjarni@3127:  * ShowMacAssertDialog is used by assert
bjarni@3127:  * ShowMacErrorDialog should be used when an unrecoverable error shows up. It only contains the title, which will should tell what went wrong
rubidium@4434:  * the function then adds text that tells the user to update and then report the bug if it's present in the newest version
rubidium@4434:  * 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)
bjarni@3127:  */
bjarni@5941: void ShowMacDialog ( const char *title, const char *message, const char *buttonLabel );
bjarni@5941: void ShowMacAssertDialog ( const char *function, const char *file, const int line, const char *expression );
bjarni@5941: void ShowMacErrorDialog(const char *error);
bjarni@2188: 
bjarni@2223: // Since MacOS X users will never see an assert unless they started the game from a terminal
bjarni@2223: // we're using a custom assert(e) macro.
bjarni@2223: #undef assert
bjarni@2223: 
bjarni@2223: #ifdef NDEBUG
bjarni@2223: #define assert(e)       ((void)0)
bjarni@2223: #else
bjarni@2223: 
bjarni@2223: #define assert(e) \
bjarni@2223: 		(__builtin_expect(!(e), 0) ? ShowMacAssertDialog ( __func__, __FILE__, __LINE__, #e ): (void)0 )
bjarni@2223: #endif
bjarni@2223: 
egladil@7965: 
egladil@7965: 
egladil@7965: /**
egladil@7965:  * Get the major version of Mac OS we are running under. Useful for things like the cocoa driver.
egladil@7965:  * @return major version of the os. This would be 10 in the case of 10.4.11.
egladil@7965:  */
egladil@7965: long GetMacOSVersionMajor();
egladil@7965: 
egladil@7965: /**
egladil@7965:  * Get the minor version of Mac OS we are running under. Useful for things like the cocoa driver.
egladil@7965:  * @return minor version of the os. This would be 4 in the case of 10.4.11.
egladil@7965:  */
egladil@7965: long GetMacOSVersionMinor();
egladil@7965: 
egladil@7965: /**
egladil@7965:  * Get the bugfix version of Mac OS we are running under. Useful for things like the cocoa driver.
egladil@7965:  * @return bugfix version of the os. This would be 11 in the case of 10.4.11.
egladil@7965:  */
egladil@7965: long GetMacOSVersionBugfix();
egladil@7965: 
egladil@7965: /**
egladil@7965:  * Check if we are at least running on the specified version of Mac OS.
egladil@7965:  * @param major major version of the os. This would be 10 in the case of 10.4.11.
egladil@7965:  * @param minor minor version of the os. This would be 4 in the case of 10.4.11.
egladil@7965:  * @param bugfix bugfix version of the os. This would be 11 in the case of 10.4.11.
egladil@7965:  * @return true if the running os is at least what we asked, false otherwise.
egladil@7965:  */
egladil@7965: static inline bool MacOSVersionIsAtLeast(long major, long minor, long bugfix)
egladil@7965: {
egladil@7965: 	long maj = GetMacOSVersionMajor();
egladil@7965: 	long min = GetMacOSVersionMinor();
egladil@7965: 	long bf = GetMacOSVersionBugfix();
egladil@7965: 
egladil@7965: 	if (maj < major) return false;
egladil@7965: 	if (maj == major && min < minor) return false;
egladil@7965: 	if (maj == major && min == minor && bf < bugfix) return false;
egladil@7965: 
egladil@7965: 	return true;
egladil@7965: }
egladil@7965: 
bjarni@2223: #endif /* MACOS_H */