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macOS os.getversion() improvements

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* Use system property list to retrieve current accurate system version
* Add description for latest versions
This commit is contained in:
Renaud Guillard 2020-06-18 02:40:28 +02:00
parent 5fa6d359c1
commit 55099c4bd2
1 changed files with 134 additions and 57 deletions
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191
src/host/os_getversion.c
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@ -108,6 +108,7 @@ int getversion(struct OsVersionInfo* info)
#elif defined(PLATFORM_MACOSX)
#include <CoreFoundation/CoreFoundation.h>
#include <sys/param.h>
#include <sys/sysctl.h>
#include <string.h>
@ -115,76 +116,152 @@ int getversion(struct OsVersionInfo* info)
int getversion(struct OsVersionInfo* info)
{
const char * propertyListFilePath = "/System/Library/CoreServices/SystemVersion.plist";
Boolean fallback = TRUE;
info->description = "Mac OS";
info->majorversion = 10;
int mib[] = { CTL_KERN, KERN_OSRELEASE };
size_t len;
sysctl(mib, sizeof(mib) / sizeof(mib[0]), NULL, &len, NULL, 0);
char kernel_version[len];
sysctl(mib, sizeof(mib) / sizeof(mib[0]), kernel_version, &len, NULL, 0);
int kern_major;
int kern_minor;
sscanf(kernel_version, "%d.%d.%*d", &kern_major, &kern_minor);
switch (kern_major)
if (access (propertyListFilePath, R_OK) == 0)
{
case 8:
info->description = "Mac OS X Tiger";
info->majorversion = 10;
info->minorversion = 4;
info->revision = kern_minor;
CFPropertyListFormat format;
CFErrorRef errorDescriptor = NULL;
CFStringRef stringRef = NULL;
CFURLRef urlRef = NULL;
CFReadStreamRef streamRef = NULL;
CFPropertyListRef propertyListRef = NULL;
CFTypeID typeId = 0;
Boolean result = FALSE;
stringRef = CFStringCreateWithCStringNoCopy(
kCFAllocatorDefault,
propertyListFilePath,
kCFStringEncodingASCII,
kCFAllocatorNull);
if (stringRef == NULL)
{
goto getversion_macosx_cleanup;
};
urlRef = CFURLCreateWithFileSystemPath(
kCFAllocatorDefault,
stringRef,
kCFURLPOSIXPathStyle,
false);
if (urlRef == NULL)
{
goto getversion_macosx_cleanup;
}
streamRef = CFReadStreamCreateWithFile(
kCFAllocatorDefault,
urlRef);
if (streamRef == NULL)
{
goto getversion_macosx_cleanup;
}
result = CFReadStreamOpen (streamRef);
if (result == FALSE)
{
goto getversion_macosx_cleanup;
}
propertyListRef = CFPropertyListCreateWithStream(
kCFAllocatorDefault,
streamRef,
0,
kCFPropertyListImmutable,
&format,
&errorDescriptor);
CFReadStreamClose (streamRef);
if (!(propertyListRef && CFPropertyListIsValid(propertyListRef, format)) || errorDescriptor)
{
goto getversion_macosx_cleanup;
}
typeId = CFGetTypeID(propertyListRef);
if (typeId == CFDictionaryGetTypeID())
{
const CFDictionaryRef dictionaryRef = (const CFDictionaryRef)propertyListRef;
char versionString[128];
CFStringRef stringValueRef = NULL;
if (CFDictionaryGetValueIfPresent(dictionaryRef, CFSTR("ProductVersion"), (const void **)(&stringValueRef)))
{
CFStringGetCString(stringValueRef, &versionString[0], (CFIndex)sizeof (versionString), kCFStringEncodingASCII);
sscanf (versionString, "%d.%d.%d", &info->majorversion, &info->minorversion, &info->revision);
fallback = FALSE;
}
}
getversion_macosx_cleanup:
if (propertyListRef) CFRelease (propertyListRef);
if (streamRef) CFRelease (streamRef);
if (urlRef) CFRelease (urlRef);
if (stringRef) CFRelease (stringRef);
}
if (fallback == TRUE)
{
int mib[] = { CTL_KERN, KERN_OSRELEASE };
size_t len;
sysctl(mib, sizeof(mib) / sizeof(mib[0]), NULL, &len, NULL, 0);
char kernel_version[len];
sysctl(mib, sizeof(mib) / sizeof(mib[0]), kernel_version, &len, NULL, 0);
int kern_major;
int kern_minor;
sscanf(kernel_version, "%d.%d.%*d", &kern_major, &kern_minor);
info->minorversion = kern_major - 4;
info->revision = kern_minor;
}
if (info->majorversion == 10)
{
switch (info->minorversion)
{
case 4:
info->description = "Mac OS X Tiger";
break;
case 9:
info->description = "Mac OS X Leopard";
info->majorversion = 10;
info->minorversion = 5;
info->revision = kern_minor;
case 5:
info->description = "Mac OS X Leopard";
break;
case 10:
info->description = "Mac OS X Snow Leopard";
info->majorversion = 10;
info->minorversion = 6;
info->revision = kern_minor;
case 6:
info->description = "Mac OS X Snow Leopard";
break;
case 11:
info->description = "OS X Lion";
info->majorversion = 10;
info->minorversion = 7;
info->revision = kern_minor;
case 7:
info->description = "OS X Lion";
break;
case 12:
info->description = "OS X Mountain Lion";
info->majorversion = 10;
info->minorversion = 8;
info->revision = kern_minor;
case 8:
info->description = "OS X Mountain Lion";
break;
case 13:
info->description = "OS X Mavericks";
info->majorversion = 10;
info->minorversion = 9;
info->revision = kern_minor;
case 9:
info->description = "OS X Mavericks";
case 10:
info->description = "OS X Yosemite";
case 11:
info->description = "OS X El Capitan";
break;
case 14:
info->description = "OS X Yosemite";
info->majorversion = 10;
info->minorversion = 10;
info->revision = kern_minor;
case 12:
info->description = "macOS Sierra";
break;
case 15:
info->description = "OS X El Capitan";
info->majorversion = 10;
info->minorversion = 11;
info->revision = kern_minor;
case 13:
info->description = "macOS High Sierra";
break;
case 16:
info->description = "macOS Sierra";
info->majorversion = 10;
info->minorversion = 12;
info->revision = kern_minor;
case 14:
info->description = "macOS Mojave";
break;
default:
case 15:
info->description = "macOS Catalina";
break;
}
}
return 1;