Return values from GLogWriterFuncs to indicate whether the given log entry
was successfully handled by the writer, or whether there was an error in
handling it (and hence a fallback writer should be used).
If a GLogWriterFunc ignores a log entry, it should return
G_LOG_WRITER_HANDLED.
Return values from GLogWriterFuncs to indicate whether the given log entry was successfully handled by the writer, or whether there was an error in handling it (and hence a fallback writer should be used).
If a GLogWriterFunc ignores a log entry, it should return G_LOG_WRITER_HANDLED.