GOptionArgFunc

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

alias GOptionArgFunc = int function(const(char)* optionName, const(char)* value, void* data, GError** err)

Return Value

%TRUE if the option was successfully parsed, %FALSE if an error occurred, in which case @error should be set with g_set_error()

Throws

GException on failure.

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