Only build OB-Valve binaries on Mac OS X for now (bug 4392, r=dvander).

extensions/bintools/AMBuilder

@@ -3,6 +3,9 @@ import os
 
 for i in SM.sdkInfo:
 	sdk = SM.sdkInfo[i]
+	if AMBuild.target['platform'] not in sdk['platform']:
+		continue
+
 	name = 'bintools.ext.' + sdk['ext']
 	
 	compiler = SM.DefaultHL2Compiler('extensions/bintools', i, True, '')

extensions/cstrike/AMBuilder

@@ -2,20 +2,22 @@
 import os
 
 sdk = SM.sdkInfo['ep1']
-compiler = SM.DefaultHL2Compiler('extensions/cstrike', 'ep1')
 
-name = 'game.cstrike.ext.' + sdk['ext']
-extension = AMBuild.AddJob(name)
-binary = Cpp.LibraryBuilder(name, AMBuild, extension, compiler)
-SM.PreSetupHL2Job(extension, binary, 'ep1')
-binary.AddSourceFiles('extensions/cstrike', [
-	'extension.cpp',
-	'natives.cpp',
-	'RegNatives.cpp',
-	'timeleft.cpp',
-	'sdk/smsdk_ext.cpp'
-	])
-SM.PostSetupHL2Job(extension, binary, 'ep1')
-SM.AutoVersion('extensions/cstrike', binary)
-binary.SendToJob()
+if AMBuild.target['platform'] in sdk['platform']:
+	compiler = SM.DefaultHL2Compiler('extensions/cstrike', 'ep1')
+
+	name = 'game.cstrike.ext.' + sdk['ext']
+	extension = AMBuild.AddJob(name)
+	binary = Cpp.LibraryBuilder(name, AMBuild, extension, compiler)
+	SM.PreSetupHL2Job(extension, binary, 'ep1')
+	binary.AddSourceFiles('extensions/cstrike', [
+		'extension.cpp',
+		'natives.cpp',
+		'RegNatives.cpp',
+		'timeleft.cpp',
+		'sdk/smsdk_ext.cpp'
+		])
+	SM.PostSetupHL2Job(extension, binary, 'ep1')
+	SM.AutoVersion('extensions/cstrike', binary)
+	binary.SendToJob()
 

extensions/sdktools/AMBuilder

@@ -2,6 +2,10 @@
 import os
 
 for i in SM.sdkInfo:
+	sdk = SM.sdkInfo[i]
+	if AMBuild.target['platform'] not in sdk['platform']:
+		continue
+
 	compiler = SM.DefaultHL2Compiler('extensions/sdktools', i)
 	compiler['CXXINCLUDES'].append(os.path.join(AMBuild.sourceFolder, 'public', 'jit'))
 	compiler['CXXINCLUDES'].append(os.path.join(AMBuild.sourceFolder, 'public', 'jit', 'x86'))
@@ -9,7 +13,6 @@ for i in SM.sdkInfo:
 	if i != 'ep1':
 		compiler['CDEFINES'].append('HOOKING_ENABLED')
 
-	sdk = SM.sdkInfo[i]
 	name = 'sdktools.ext.' + sdk['ext']
 	extension = AMBuild.AddJob(name)
 	binary = Cpp.LibraryBuilder(name, AMBuild, extension, compiler)