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(svn r11521) -Codechange: [OSX] Check what the running os version is in a cleaner way.

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This commit is contained in:
egladil
2007-11-25 14:43:16 +00:00
parent 9aaa455e5d
commit 1d5010edf9
9 changed files with 153 additions and 5 deletions
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40
src/os/macosx/macos.h
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@@ -27,4 +27,44 @@ void ShowMacErrorDialog(const char *error);
(__builtin_expect(!(e), 0) ? ShowMacAssertDialog ( __func__, __FILE__, __LINE__, #e ): (void)0 )
#endif
/**
* Get the major version of Mac OS we are running under. Useful for things like the cocoa driver.
* @return major version of the os. This would be 10 in the case of 10.4.11.
*/
long GetMacOSVersionMajor();
/**
* Get the minor version of Mac OS we are running under. Useful for things like the cocoa driver.
* @return minor version of the os. This would be 4 in the case of 10.4.11.
*/
long GetMacOSVersionMinor();
/**
* Get the bugfix version of Mac OS we are running under. Useful for things like the cocoa driver.
* @return bugfix version of the os. This would be 11 in the case of 10.4.11.
*/
long GetMacOSVersionBugfix();
/**
* Check if we are at least running on the specified version of Mac OS.
* @param major major version of the os. This would be 10 in the case of 10.4.11.
* @param minor minor version of the os. This would be 4 in the case of 10.4.11.
* @param bugfix bugfix version of the os. This would be 11 in the case of 10.4.11.
* @return true if the running os is at least what we asked, false otherwise.
*/
static inline bool MacOSVersionIsAtLeast(long major, long minor, long bugfix)
{
long maj = GetMacOSVersionMajor();
long min = GetMacOSVersionMinor();
long bf = GetMacOSVersionBugfix();
if (maj < major) return false;
if (maj == major && min < minor) return false;
if (maj == major && min == minor && bf < bugfix) return false;
return true;
}
#endif /* MACOS_H */

80
src/os/macosx/macos.mm
View File

@@ -1,5 +1,8 @@
/* $Id$ */
#define MAC_OS_X_VERSION_MIN_REQUIRED MAC_OS_X_VERSION_10_3
#include <AvailabilityMacros.h>
#include <AppKit/AppKit.h>
#include <mach/mach.h>
@@ -168,6 +171,81 @@ const char *GetCurrentLocale(const char *)
NSArray* languages = [defs objectForKey:@"AppleLanguages"];
NSString* preferredLang = [languages objectAtIndex:0];
/* preferredLang is either 2 or 5 characters long ("xx" or "xx_YY"). */
[ preferredLang getCString:retbuf maxLength:32 encoding:NSASCIIStringEncoding ];
if (MacOSVersionIsAtLeast(10, 4, 0)) {
[ preferredLang getCString:retbuf maxLength:32 encoding:NSASCIIStringEncoding ];
} else {
[ preferredLang getCString:retbuf maxLength:32 ];
}
return retbuf;
}
/*
* This will only give an accurate result for versions before OS X 10.8 since it uses bcd encoding
* for the minor and bugfix version numbers and a scheme of representing all numbers from 9 and up
* with 9. This means we can't tell OS X 10.9 from 10.9 or 10.11. Please use GetMacOSVersionMajor()
* and GetMacOSVersionMinor() instead.
*/
static long GetMacOSVersion()
{
static long sysVersion = -1;
if (sysVersion != -1) return sysVersion;
if (Gestalt(gestaltSystemVersion, &sysVersion) != noErr) sysVersion = -1;
return sysVersion;
}
long GetMacOSVersionMajor()
{
static long sysVersion = -1;
if (sysVersion != -1) return sysVersion;
sysVersion = GetMacOSVersion();
if (sysVersion == -1) return -1;
if (sysVersion >= 0x1040) {
if (Gestalt(gestaltSystemVersionMajor, &sysVersion) != noErr) sysVersion = -1;
} else {
sysVersion = GB(sysVersion, 12, 4) * 10 + GB(sysVersion, 8, 4);
}
return sysVersion;
}
long GetMacOSVersionMinor()
{
static long sysVersion = -1;
if (sysVersion != -1) return sysVersion;
sysVersion = GetMacOSVersion();
if (sysVersion == -1) return -1;
if (sysVersion >= 0x1040) {
if (Gestalt(gestaltSystemVersionMinor, &sysVersion) != noErr) sysVersion = -1;
} else {
sysVersion = GB(sysVersion, 4, 4);
}
return sysVersion;
}
long GetMacOSVersionBugfix()
{
static long sysVersion = -1;
if (sysVersion != -1) return sysVersion;
sysVersion = GetMacOSVersion();
if (sysVersion == -1) return -1;
if (sysVersion >= 0x1040) {
if (Gestalt(gestaltSystemVersionBugFix, &sysVersion) != noErr) sysVersion = -1;
} else {
sysVersion = GB(sysVersion, 0, 4);
}
return sysVersion;
}