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(svn r17704) -Codechange: [OSX] Improve detection of OS X version. (planetmaker)

This commit is contained in:
michi_cc 2009-10-04 20:53:30 +00:00
parent 48106b817a
commit e2ef24919e
2 changed files with 42 additions and 106 deletions
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31
src/os/macosx/macos.h
View File

@ -54,25 +54,7 @@ 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();
void GetMacOSVersion(int *return_major, int *return_minor, int *return_bugfix);
/**
* Check if we are at least running on the specified version of Mac OS.
@ -83,13 +65,12 @@ long GetMacOSVersionBugfix();
*/
static inline bool MacOSVersionIsAtLeast(long major, long minor, long bugfix)
{
long maj = GetMacOSVersionMajor();
long min = GetMacOSVersionMinor();
long bf = GetMacOSVersionBugfix();
int version_major, version_minor, version_bugfix;
GetMacOSVersion(&version_major, &version_minor, &version_bugfix);
if (maj < major) return false;
if (maj == major && min < minor) return false;
if (maj == major && min == minor && bf < bugfix) return false;
if (version_major < major) return false;
if (version_major == major && version_minor < minor) return false;
if (version_major == major && version_minor == minor && version_bugfix < bugfix) return false;
return true;
}

117
src/os/macosx/macos.mm
View File

@ -34,16 +34,41 @@
* To insure that the crosscompiler still works, let him try any changes before they are committed
*/
/**
* Get the version of the MacOS we are running under. Code adopted
* from http://www.cocoadev.com/index.pl?DeterminingOSVersion
* @param return_major major version of the os. This would be 10 in the case of 10.4.11
* @param return_minor minor version of the os. This would be 4 in the case of 10.4.11
* @param return_bugfix bugfix version of the os. This would be 11 in the case of 10.4.11
* A return value of -1 indicates that something went wrong and we don't know.
*/
void GetMacOSVersion(int *return_major, int *return_minor, int *return_bugfix)
{
*return_major = -1;
*return_minor = -1;
*return_bugfix = -1;
SInt32 systemVersion, version_major, version_minor, version_bugfix;
if (Gestalt(gestaltSystemVersion, &systemVersion) == noErr) {
if (systemVersion >= 0x1040) {
if (Gestalt(gestaltSystemVersionMajor, &version_major) == noErr) *return_major = (int)version_major;
if (Gestalt(gestaltSystemVersionMinor, &version_minor) == noErr) *return_minor = (int)version_minor;
if (Gestalt(gestaltSystemVersionBugFix, &version_bugfix) == noErr) *return_bugfix = (int)version_bugfix;
} else {
*return_major = (int)(GB(systemVersion, 12, 4) * 10 + GB(systemVersion, 8, 4));
*return_minor = (int)GB(systemVersion, 4, 4);
*return_bugfix = (int)GB(systemVersion, 0, 4);
}
}
}
void ToggleFullScreen(bool fs);
static char *GetOSString()
{
static char buffer[175];
const char *CPU;
char OS[20];
char newgrf[125];
SInt32 sysVersion;
// get the hardware info
host_basic_info_data_t hostInfo;
mach_msg_type_number_t infoCount;
@ -70,16 +95,15 @@ static char *GetOSString()
#endif
}
// get the version of OSX
if (Gestalt(gestaltSystemVersion, &sysVersion) != noErr) {
sprintf(OS, "Undetected");
} else {
int majorHiNib = GB(sysVersion, 12, 4);
int majorLoNib = GB(sysVersion, 8, 4);
int minorNib = GB(sysVersion, 4, 4);
int bugNib = GB(sysVersion, 0, 4);
/* Get the version of OSX */
char OS[20];
int version_major, version_minor, version_bugfix;
GetMacOSVersion(&version_major, &version_minor, &version_bugfix);
sprintf(OS, "%d%d.%d.%d", majorHiNib, majorLoNib, minorNib, bugNib);
if (version_major != -1 && version_minor != -1 && version_bugfix != -1) {
snprintf(OS, lengthof(OS), "%d.%d.%d", version_major, version_minor, version_bugfix);
} else {
snprintf(OS, lengthof(OS), "uncertain %d.%d.%d", version_major, version_minor, version_bugfix);
}
// make a list of used newgrf files
@ -197,72 +221,3 @@ const char *GetCurrentLocale(const char *)
}
/*
* 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 SInt32 sysVersion = -1;
if (sysVersion != -1) return sysVersion;
if (Gestalt(gestaltSystemVersion, &sysVersion) != noErr) sysVersion = -1;
return sysVersion;
}
long GetMacOSVersionMajor()
{
static SInt32 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 SInt32 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 SInt32 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;
}