added autoloading of extensions

--HG--
extra : convert_revision : svn%3A39bc706e-5318-0410-9160-8a85361fbb7c/trunk%40403

core/sourcemod.cpp

@@ -216,6 +216,9 @@ void SourceModBase::DoGlobalPluginLoads()
 		sizeof(plugins_path),
 		"plugins");
 
+	/* Load any auto extensions */
+	g_Extensions.TryAutoload();
+
 	/* Run the first pass */
 	g_PluginSys.LoadAll_FirstPass(config_path, plugins_path);
 

core/systems/ExtensionSys.cpp

@@ -11,6 +11,7 @@
  * Version: $Id$
  */
 
+#include <stdlib.h>
 #include "ExtensionSys.h"
 #include "LibrarySys.h"
 #include "ShareSys.h"
@@ -18,7 +19,7 @@
 #include "sourcemm_api.h"
 #include "PluginSys.h"
 #include "sm_srvcmds.h"
-#include <stdlib.h>
+#include "sm_stringutil.h"
 
 CExtensionManager g_Extensions;
 IdentityType_t g_ExtType;
@@ -267,6 +268,52 @@ void CExtensionManager::OnSourceModShutdown()
 	g_ShareSys.DestroyIdentType(g_ExtType);
 }
 
+void CExtensionManager::TryAutoload()
+{
+	char path[PLATFORM_MAX_PATH];
+
+	g_SourceMod.BuildPath(Path_SM, path, sizeof(path), "extensions");
+
+	IDirectory *pDir = g_LibSys.OpenDirectory(path);
+	if (!pDir)
+	{
+		return;
+	}
+
+	const char *lfile;
+	size_t len;
+	while (pDir->MoreFiles())
+	{
+		if (pDir->IsEntryDirectory())
+		{
+			pDir->NextEntry();
+			continue;
+		}
+
+		lfile = pDir->GetEntryName();
+		len = strlen(lfile);
+		if (len <= 9) /* size of ".autoload" */
+		{
+			pDir->NextEntry();
+			continue;
+		}
+
+		if (strcmp(&lfile[len - 9], ".autoload") != 0)
+		{
+			pDir->NextEntry();
+			continue;
+		}
+
+		char file[PLATFORM_MAX_PATH];
+		len = UTIL_Format(file, sizeof(file), "%s", lfile);
+		strcpy(&file[len - 9], ".ext." PLATFORM_LIB_EXT);
+
+		LoadAutoExtension(file);
+		
+		pDir->NextEntry();
+	}
+}
+
 IExtension *CExtensionManager::LoadAutoExtension(const char *path)
 {
 	if (!strstr(path, "." PLATFORM_LIB_EXT))

core/systems/ExtensionSys.h

@@ -94,6 +94,7 @@ public:
 	void BindAllNativesToPlugin(IPlugin *pPlugin);
 	void MarkAllLoaded();
 	void AddDependency(IExtension *pSource, const char *file, bool required, bool autoload);
+	void TryAutoload();
 private:
 	CExtension *FindByOrder(unsigned int num);
 private: