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| author | Martin Ejdestig <marejde@gmail.com> | 2016-12-05 23:42:41 +0100 |
|---|---|---|
| committer | Lennart Poettering <lennart@poettering.net> | 2016-12-05 23:42:41 +0100 |
| commit | 95977da98ca9b300af5ac1212200a3ad36b5ec51 (patch) | |
| tree | ba1e4e18cb636fe935531bc26dc534a95a2eaf58 /man | |
| parent | c9fd987279a462e406fac6c7ade01da7410bdcd6 (diff) | |
man: Document return value of event source prepare callback (#4834)
Diffstat (limited to 'man')
| -rw-r--r-- | man/sd_event_source_set_prepare.xml | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/man/sd_event_source_set_prepare.xml b/man/sd_event_source_set_prepare.xml index 24861d01d9..ee61d23983 100644 --- a/man/sd_event_source_set_prepare.xml +++ b/man/sd_event_source_set_prepare.xml @@ -76,10 +76,11 @@ specified as <parameter>callback</parameter> will be invoked immediately before the event loop goes to sleep to wait for incoming events. It is invoked with the user data pointer passed - when the event source was created. The callback function may be - used to reconfigure the precise events to wait for. If the - <parameter>callback</parameter> parameter is passed as NULL the - callback function is reset. </para> + when the event source was created. The event source will be disabled + if the callback function returns a negative error code. The callback + function may be used to reconfigure the precise events to wait for. + If the <parameter>callback</parameter> parameter is passed as NULL + the callback function is reset. </para> <para>Event source objects have no preparation callback associated when they are first created with calls such as |