added functions for getting arguments

--HG--
extra : convert_revision : svn%3A39bc706e-5318-0410-9160-8a85361fbb7c/trunk%40523

core/smn_console.cpp

@@ -391,6 +391,29 @@ static cell_t sm_RegAdminCmd(IPluginContext *pContext, const cell_t *params)
 	return 1;
 }
 
+static cell_t sm_GetCmdArgs(IPluginContext *pContext, const cell_t *params)
+{
+	return engine->Cmd_Argc() - 1;
+}
+
+static cell_t sm_GetCmdArg(IPluginContext *pContext, const cell_t *params)
+{
+	const char *arg = engine->Cmd_Argv(params[1]);
+	
+	pContext->StringToLocalUTF8(params[2], params[3], arg, NULL);
+
+	return 1;
+}
+
+static cell_t sm_GetCmdArgString(IPluginContext *pContext, const cell_t *params)
+{
+	const char *args = engine->Cmd_Args();
+
+	pContext->StringToLocalUTF8(params[1], params[2], args, NULL);
+
+	return 1;
+}
+
 REGISTER_NATIVES(convarNatives)
 {
 	{"CreateConVar",		sm_CreateConVar},
@@ -413,5 +436,8 @@ REGISTER_NATIVES(convarNatives)
 	{"ResetConVar",			sm_ResetConVar},
 	{"RegServerCmd",		sm_RegServerCmd},
 	{"RegConsoleCmd",		sm_RegConsoleCmd},
+	{"GetCmdArgString",		sm_GetCmdArgString},
+	{"GetCmdArgs",			sm_GetCmdArgs},
+	{"GetCmdArg",			sm_GetCmdArg},
 	{NULL,					NULL}
 };

plugins/include/console.inc

@@ -132,6 +132,36 @@ native RegAdminCmd(const String:cmd[],
 					const String:group[]="",
 					flags=0);
 					
+/**
+ * Returns the number of arguments from the current console or server command.
+ * @note Unlike the HL2 engine call, this does not include the command itself.
+ *
+ * @return				Number of arguments to the current command.
+ */
+native GetCmdArgs();
+
+/**
+ * Retrieves a command argument given its index, from the current console or 
+ * server command.
+ * @note Argument indexes start at 1; 0 retrieves the command name.
+ *
+ * @param argnum		Argument number to retrieve.
+ * @param buffer		Buffer to use for storing the string.
+ * @param maxlength		Maximum length of the buffer.
+ * @noreturn
+ */
+native GetCmdArg(argnum, String:buffer[], maxlength);
+
+/**
+ * Retrieves the entire command argument string in one lump from the current 
+ * console or server command.
+ *
+ * @param buffer		Buffer to use for storing the string.
+ * @param maxlength		Maximum length of the buffer.
+ * @noreturn
+ */
+native GetCmdArgString(String:buffer[], maxlength);
+
 /**
  * Creates a new console variable.
  *