Initial import of updater extension, currently incomplete - just getting it in the tree (bug 3530).

public/IGameConfigs.h

@@ -42,7 +42,7 @@
  */
 
 #define SMINTERFACE_GAMECONFIG_NAME			"IGameConfigManager"
-#define SMINTERFACE_GAMECONFIG_VERSION		4
+#define SMINTERFACE_GAMECONFIG_VERSION		5
 
 class SendProp;
 
@@ -161,6 +161,16 @@ namespace SourceMod
 		 * @noreturn
 		 */
 		virtual void RemoveUserConfigHook(const char *sectionname, ITextListener_SMC *listener) =0;
+
+		/**
+		 * @brief Acquires a file reading lock on the gamedata system.  
+		 */
+		virtual void AcquireLock() = 0;
+
+		/**
+		 * @brief Releases the file reading lock.
+		 */
+		virtual void ReleaseLock() = 0;
 	};
 }
 

public/ISourceMod.h

@@ -43,7 +43,7 @@
 #include <time.h>
 
 #define SMINTERFACE_SOURCEMOD_NAME		"ISourceMod"
-#define SMINTERFACE_SOURCEMOD_VERSION	8
+#define SMINTERFACE_SOURCEMOD_VERSION	9
 
 /**
 * @brief Forward declaration of the KeyValues class.
@@ -70,6 +70,13 @@ namespace SourceMod
 	 */
 	typedef void (*GAME_FRAME_HOOK)(bool simulating);
 
+	/**
+	 * @brief Function type for FrameAction callbacks.
+	 *
+	 * @param data				User data pointer.
+	 */
+	typedef void (*FRAMEACTION)(void *data);
+
 	/**
 	 * @brief Contains miscellaneous helper functions.
 	 */
@@ -270,6 +277,16 @@ namespace SourceMod
 		 * @return			Number of bytes (not including null terminator) written.
 		 */
 		virtual size_t FormatArgs(char *buffer, size_t maxlength, const char *fmt, va_list ap) = 0;
+
+		/**
+		 * @brief Adds an action to be executed on the next available frame.
+		 *
+		 * This function is thread safe.
+		 *
+		 * @param fn		Function to execute.
+		 * @param data		Data to pass to function.
+		 */
+		virtual void AddFrameAction(FRAMEACTION fn, void *data) = 0;
 	};
 }