Added support for L4D on Mac OS X (bug 4684, r=fyren).

AMBuildScript

@@ -16,7 +16,7 @@ class SM:
 		self.sdkInfo['ep2v'] =  {'sdk': 'HL2SDKOBVALVE',   'ext': '2.ep2v',  'def': '4',
 		                         'name': 'ORANGEBOXVALVE', 'platform': ['windows', 'linux', 'darwin']}
 		self.sdkInfo['l4d'] =   {'sdk': 'HL2SDKL4D',       'ext': '2.l4d',   'def': '5',
-		                         'name': 'LEFT4DEAD',      'platform': ['windows', 'linux']}
+		                         'name': 'LEFT4DEAD',      'platform': ['windows', 'linux', 'darwin']}
 		self.sdkInfo['l4d2'] =  {'sdk': 'HL2SDKL4D2',      'ext': '2.l4d2',  'def': '6',
 		                         'name': 'LEFT4DEAD2',     'platform': ['windows', 'linux', 'darwin']}
 		self.sdkInfo['darkm'] = {'sdk': 'HL2SDK-DARKM',    'ext': '2.darkm', 'def': '2',
@@ -31,6 +31,7 @@ class SM:
 			#Detect variables
 			envvars = { 'MMSOURCE18':    'mmsource-1.8',
 									'HL2SDKOBVALVE': 'hl2sdk-ob-valve',
+									'HL2SDKL4D':     'hl2sdk-l4d',
 									'HL2SDKL4D2':    'hl2sdk-l4d2',
 									'MYSQL5':        'mysql-5.0'
 			}
@@ -38,7 +39,6 @@ class SM:
 			if AMBuild.target['platform'] != 'darwin':
 				envvars['HL2SDK'] = 'hl2sdk'
 				envvars['HL2SDKOB'] = 'hl2sdk-ob'
-				envvars['HL2SDKL4D'] = 'hl2sdk-l4d'
 
 			#Dark Messiah is Windows-only
 			if AMBuild.target['platform'] == 'windows':

gamedata/core.games/engine.l4d.txt

@@ -31,6 +31,7 @@
 			{
 				"windows"	"4"	
 				"linux"		"4"
+				"mac"		"4"
 			}
 		}
 		
@@ -45,6 +46,7 @@
 			{
 				"library"	"server"
 				"linux"		"@gEntList"
+				"mac"		"@gEntList"
 			}
 		}
 	}

gamedata/sdktools.games/engine.l4d.txt

@@ -41,16 +41,19 @@
 			{
 				"windows"	"4"
 				"linux"		"4"
+				"mac"		"4"
 			}
 			"GetTENext"
 			{
 				"windows"	"8"
 				"linux"		"8"
+				"mac"		"8"
 			}
 			"TE_GetServerClass"
 			{
 				"windows"	"0"
 				"linux"		"0"
+				"mac"		"0"
 			}
 		}
 
@@ -65,6 +68,7 @@
 			{
 				"library"	"server"
 				"linux"		"@_ZN15CBaseTempEntity15s_pTempEntitiesE"
+				"mac"		"@_ZN15CBaseTempEntity15s_pTempEntitiesE"
 			}
 		}
 	}
@@ -83,12 +87,14 @@
 			{
 				"library"	"server"
 				"linux"		"@_Z13DispatchSpawnP11CBaseEntity"
+				"mac"		"@_Z13DispatchSpawnP11CBaseEntity"
 				"windows"	"\x53\x55\x56\x8B\x74\x24\x10\x85\xF6\x57\x0F\x84\x2A\x2A\x2A\x2A\x8B\x1D\x2A\x2A\x2A\x2A\x8B\x03\x8B\x50\x64\x8B\xCB"
 			}
 			"CreateEntityByName"
 			{
 				"library"	"server"
 				"linux"		"@_Z18CreateEntityByNamePKcib"
+				"mac"		"@_Z18CreateEntityByNamePKcib"
 				"windows"	"\x56\x8B\x74\x24\x0C\x83\xFE\xFF\x57\x8B\x7C\x24\x0C\x74\x27\x8B\x0D\x2A\x2A\x2A\x2A\x8B\x01\x8B\x50\x54\x56\xFF\xD2"
 			}
 		}
@@ -110,6 +116,7 @@
 				"library"	"server"
 				"windows"	"\x53\x55\x56\x8B\xF1\x8B\x4C\x24\x10\x85\xC9\x57\x74\x19\x8B\x01\x8B\x50\x08\xFF\xD2\x8B\x00\x25\xFF\x0F\x00\x00\x83\xC0\x01\xC1\xE0\x04\x8B\x3C\x30\xEB\x06\x8B\xBE\x2A\x2A\x2A\x2A\x85\xFF\x74\x39\x8B\x5C\x24\x18\x8B\x2D\x2A\x2A\x2A\x2A\xEB\x03"
 				"linux"		"@_ZN17CGlobalEntityList21FindEntityByClassnameEP11CBaseEntityPKc"
+				"mac"		"@_ZN17CGlobalEntityList21FindEntityByClassnameEP11CBaseEntityPKc"
 			}
 		}
 	}
@@ -150,6 +157,7 @@
 			{
 				"library"	"server"
 				"linux"		"@g_pGameRules"
+				"mac"		"@g_pGameRules"
 			}
 		}
 	}
@@ -186,6 +194,7 @@
 			{
 				"library"	"engine"
 				"linux"		"@sv"
+				"mac"		"@sv"
 			}
 		}
 	}
@@ -200,6 +209,7 @@
 				"library"	"server"
 				"windows"	"\xB8\x01\x00\x00\x00\x84\x2A\x2A\x2A\x2A\x2A\x75\x1D\x09\x2A\x2A\x2A\x2A\x2A\xB9\x2A\x2A\x2A\x2A\xE8\x2A\x2A\x2A\x2A\x68\x2A\x2A\x2A\x2A\xE8\x2A\x2A\x2A\x2A\x83\xC4\x04\xB8\x2A\x2A\x2A\x2A\xC3"
 				"linux"		"@_Z23EntityFactoryDictionaryv"
+				"mac"		"@_Z23EntityFactoryDictionaryv"
 			}
 		}
 	}
@@ -218,6 +228,7 @@
 				"library"	"server"
 				"windows"	"\x81\xEC\x1C\x01\x00\x00\x53\x55\x56\x8B\x71\x14\x85\xF6"
 				"linux"		"@_ZN17CBaseEntityOutput10FireOutputE9variant_tP11CBaseEntityS2_f"
+				"mac"		"@_ZN17CBaseEntityOutput10FireOutputE9variant_tP11CBaseEntityS2_f"
 			}
 		}
 	}
@@ -237,6 +248,7 @@
 			{
 				"windows"	"17"
 				"linux"		"63"
+				"mac"		"63"
 			}
 			/**
 			 * Offset into CBaseClient - Used by CBaseServer::UpdateUserSettings to determine when changes have been made.
@@ -248,6 +260,7 @@
 			{
 				"windows"	"176"
 				"linux"		"176"
+				"mac"		"176"
 			}
 		}
 	}
@@ -261,86 +274,103 @@
 			{
 				"windows"	"482"
 				"linux"		"483"
+				"mac"		"483"
 			}
 			"RemovePlayerItem"
 			{
 				"windows"	"269"
 				"linux"		"270"
+				"mac"		"270"
 			}
 			"Weapon_GetSlot"
 			{
 				"windows"	"267"
 				"linux"		"268"
+				"mac"           "268"
 			}
 			"Ignite"
 			{
 				"windows"	"206"
 				"linux"		"207"
+				"mac"           "207"
 			}
 			"Extinguish"
 			{
 				"windows"	"210"
 				"linux"		"211"
+				"mac"           "211"
 			}
 			"Teleport"
 			{
 				"windows"	"105"
 				"linux"		"106"
+				"mac"           "106"
 			}
 			"CommitSuicide"
 			{
 				"windows"	"449"
 				"linux"		"449"
+				"mac"           "449"
 			}
 			"GetVelocity"
 			{
 				"windows"	"136"
 				"linux"		"137"
+				"mac"           "137"
 			}
 			"EyeAngles"
 			{
 				"windows"	"127"
 				"linux"		"128"
+				"mac"           "128"
 			}
 			"AcceptInput"
 			{
 				"windows"	"37"
 				"linux"		"38"
+				"mac"           "38"
 			}
 			"DispatchKeyValue"
 			{
 				"windows"	"29"
 				"linux"		"28"
+				"mac"           "28"
 			}
 			"DispatchKeyValueFloat"
 			{
 				"windows"	"28"
 				"linux"		"29"
+				"mac"           "29"
 			}
 			"DispatchKeyValueVector"
 			{
 				"windows"	"27"
 				"linux"		"30"
+				"mac"           "30"
 			}
 			"SetEntityModel"
 			{
 				"windows"	"23"
 				"linux"		"24"
+				"mac"           "24"
 			}
 			"WeaponEquip"
 			{
 				"windows"	"260"
 				"linux"		"261"
+				"mac"           "261"
 			}
 			"Activate"
 			{
 				"windows"	"31"
 				"linux"		"32"
+				"mac"           "32"
 			}
 			"PlayerRunCmd"
 			{
 				"windows"	"427"
 				"linux"		"428"
+				"mac"           "428"
 			}
 		}
 	}