1 files changed, 27 insertions, 1 deletions
diff --git a/Firebase/Core/FIRAppEnvironmentUtil.m b/Firebase/Core/FIRAppEnvironmentUtil.m
index b88b432..b3c6913 100644
--- a/Firebase/Core/FIRAppEnvironmentUtil.m
+++ b/Firebase/Core/FIRAppEnvironmentUtil.m
@@ -23,7 +23,7 @@
 /// The encryption info struct and constants are missing from the iPhoneSimulator SDK, but not from
 /// the iPhoneOS or Mac OS X SDKs. Since one doesn't ever ship a Simulator binary, we'll just
 /// provide the definitions here.
-#if TARGET_IPHONE_SIMULATOR && !defined(LC_ENCRYPTION_INFO)
+#if TARGET_OS_SIMULATOR && !defined(LC_ENCRYPTION_INFO)
 #define LC_ENCRYPTION_INFO 0x21
 struct encryption_info_command {
   uint32_t cmd;
@@ -152,12 +152,20 @@ static BOOL isAppEncrypted() {
 }
 
 + (BOOL)hasEmbeddedMobileProvision {
+  #if TARGET_OS_IOS
   return [[NSBundle mainBundle] pathForResource:@"embedded" ofType:@"mobileprovision"].length > 0;
+  #elif TARGET_OS_OSX
+  return NO;
+  #endif
 }
 
 + (BOOL)isSimulator {
+  #if TARGET_OS_IOS
   NSString *platform = [FIRAppEnvironmentUtil deviceModel];
   return [platform isEqual:@"x86_64"] || [platform isEqual:@"i386"];
+  #elif TARGET_OS_OSX
+  return NO;
+  #endif
 }
 
 + (NSString *)deviceModel {
@@ -174,15 +182,24 @@ static BOOL isAppEncrypted() {
 }
 
 + (NSString *)systemVersion {
+  #if TARGET_OS_IOS
   return [UIDevice currentDevice].systemVersion;
+  #elif TARGET_OS_OSX
+  return [NSProcessInfo processInfo].operatingSystemVersionString;
+  #endif
 }
 
 + (BOOL)isAppExtension {
+  #if TARGET_OS_IOS
   // Documented by <a href="https://goo.gl/RRB2Up">Apple</a>
   BOOL appExtension = [[[NSBundle mainBundle] bundlePath] hasSuffix:@".appex"];
   return appExtension;
+  #elif TARGET_OS_OSX
+  return NO;
+  #endif
 }
 
+#if TARGET_OS_IOS
 + (UIApplication *)sharedApplication {
   if ([FIRAppEnvironmentUtil isAppExtension]) {
     return nil;
@@ -195,13 +212,22 @@ static BOOL isAppEncrypted() {
   }
   return sharedApplication;
 }
+#elif TARGET_OS_OSX
++ (NSApplication *)sharedApplication {
+  return [NSApplication sharedApplication];
+}
+#endif
 
 #pragma mark - Helper methods
 
 + (BOOL)hasSCInfoFolder {
+  #if TARGET_OS_IOS
   NSString *bundlePath = [NSBundle mainBundle].bundlePath;
   NSString *scInfoPath = [bundlePath stringByAppendingPathComponent:@"SC_Info"];
   return [[NSFileManager defaultManager] fileExistsAtPath:scInfoPath];
+  #elif TARGET_OS_OSX
+  return NO;
+  #endif
 }
 
 @end