cling

Cling (C/C++ interpreter) meta commands usage
 All commands must be preceded by a '.', except
 for the evaluation statement { }
 ==============================================================================
 Syntax: .Command [arg0 arg1 ... argN]

   .L <filename>		- Load the given file or library

   .(x|X) <filename>[args]	- Same as .L and runs a function with
				  signature: ret_type filename(args)

   .> <filename>		- Redirect command to a given file
      '>' or '1>'		- Redirects the stdout stream only
      '2>'			- Redirects the stderr stream only
      '&>' (or '2>&1')		- Redirects both stdout and stderr
      '>>'			- Appends to the given file

   .undo [n]			- Unloads the last 'n' inputs lines

   .U <filename>		- Unloads the given file

   .I [path]			- Shows the include path. If a path is given -
				  adds the path to the include paths

   .O <level>			- Sets the optimization level (0-3)
				  (not yet implemented)

   .class <name>		- Prints out class <name> in a CINT-like style

   .files 			- Prints out some CINT-like file statistics

   .fileEx 			- Prints out some file statistics

   .g 				- Prints out information about global variable
				  'name' - if no name is given, print them all

   .@ 				- Cancels and ignores the multiline input

   .rawInput [0|1]		- Toggle wrapping and printing the
				  execution results of the input

   .dynamicExtensions [0|1]	- Toggles the use of the dynamic scopes and the
				  late binding

   .printDebug [0|1]		- Toggles the printing of input's corresponding
				  state changes

   .storeState <filename>	- Store the interpreter's state to a given file

   .compareState <filename>	- Compare the interpreter's state with the one
				  saved in a given file

   .stats [name]		- Show stats for various internal data
				  structures (only 'ast' for the time being)

   .help			- Shows this information

   .q				- Exit the program