Installs a default log handler which is used if no log handler has been set for the particular log domain and log level combination. By default, GLib uses g_log_default_handler() as default log handler.
the log handler function
data passed to the log handler
Return: the previous default log handler
2.6
See Implementation
Installs a default log handler which is used if no log handler has been set for the particular log domain and log level combination. By default, GLib uses g_log_default_handler() as default log handler.