Function
GLibOptionErrorFunc
since: 2.0
Declaration
void
(* GOptionErrorFunc) (
GOptionContext* context,
GOptionGroup* group,
gpointer data,
GError** error
)
Description
The type of function to be used as callback when a parse error occurs.
Available since: 2.0
Parameters
context-
Type:
GOptionContextThe active
GOptionContext.The data is owned by the caller of the function. group-
Type:
GOptionGroupThe group to which the function belongs.
The data is owned by the caller of the function. data-
Type:
gpointerUser data added to the
GOptionGroupcontaining the option when it was created withg_option_group_new()The argument can be NULL.The data is owned by the caller of the function. error-
Type:
GError **The return location for a recoverable error.
The argument can be NULL.If the return location is not NULL, then you must initialize it to aNULLGError*.The argument will be left initialized to NULLby the function if there are no errors.In case of error, the argument will be set to a newly allocated GError; the caller will take ownership of the data, and be responsible for freeing it.