OptionArgFunc

Description:

[ CCode ( has_target = false ) ]
public delegate bool OptionArgFunc (string option_name, string val, void* data) throws OptionError

The type of function to be passed as callback for g_option_arg_callback options.

option_name	The name of the option being parsed. This will be either a single dash followed by a single letter (for a short name) or two dashes followed by a long option name.
data	User data added to the OptionGroup containing the option when it was created with OptionGroup
value	The value to be parsed.

true if the option was successfully parsed, false if an error occurred, in which case throws should be set with @set

Namespace: GLib

Package: glib-2.0