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gmessages: Document that using a custom log writer disables fatal handling

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Document that structured logging interwines fatal handling and logging
so replacing the log handler can have undesired effects.
This commit is contained in:
Guido Günther 2020-10-05 11:16:49 +02:00
parent f01ca92821
commit b4023163ee
1 changed files with 4 additions and 0 deletions
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glib/gmessages.c
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@ -2606,6 +2606,10 @@ log_is_old_api (const GLogField *fields,
* messages unless their log domain (or `all`) is listed in the space-separated
* `G_MESSAGES_DEBUG` environment variable.
*
* g_log_writer_default() uses the mask set by g_log_set_always_fatal() to
* determine which messages are fatal. When using a custom writer func instead it is
* up to the writer function to determine which log messages are fatal.
*
* Returns: %G_LOG_WRITER_HANDLED on success, %G_LOG_WRITER_UNHANDLED otherwise
* Since: 2.50
*/