From af2a7ac568af7b8ecf1002023dd9d07135c3c9c2 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Thu, 25 Apr 2024 04:54:54 +0200 Subject: Merging upstream version 255.5. Signed-off-by: Daniel Baumann --- man/sd_event_add_io.xml | 24 ++++++++++++++---------- 1 file changed, 14 insertions(+), 10 deletions(-) (limited to 'man/sd_event_add_io.xml') diff --git a/man/sd_event_add_io.xml b/man/sd_event_add_io.xml index da0fa58..9d4fd27 100644 --- a/man/sd_event_add_io.xml +++ b/man/sd_event_add_io.xml @@ -216,16 +216,20 @@ source object and returns the non-negative file descriptor or a negative error number on error (see below). - sd_event_source_set_io_fd() - changes the UNIX file descriptor of an I/O event source created - previously with sd_event_add_io(). It takes - the event source object and the new file descriptor. - - sd_event_source_set_io_fd_own() controls whether the file descriptor of the event source - shall be closed automatically when the event source is freed, i.e. whether it shall be considered 'owned' by the - event source object. By default it is not closed automatically, and the application has to do this on its own. The - b parameter is a boolean parameter: if zero, the file descriptor is not closed automatically - when the event source is freed, otherwise it is closed. + sd_event_source_set_io_fd() changes the UNIX file descriptor of an I/O event + source created previously with sd_event_add_io(). It takes the event source object + and the new file descriptor. If the event source takes the ownership of the previous file descriptor, + that is, sd_event_source_set_io_fd_own() was called for the event source with a + non-zero value, then the previous file descriptor will be closed and the event source will also take the + ownership of the new file descriptor on success. + + sd_event_source_set_io_fd_own() controls whether the file descriptor of the + event source shall be closed automatically when the event source is freed (or when the file descriptor + assigned to the event source is replaced by sd_event_source_set_io_fd()), i.e. + whether it shall be considered 'owned' by the event source object. By default it is not closed + automatically, and the application has to do this on its own. The b parameter is a + boolean parameter: if zero, the file descriptor is not closed automatically when the event source is + freed, otherwise it is closed. sd_event_source_get_io_fd_own() may be used to query the current setting of the file descriptor ownership boolean flag as set with sd_event_source_set_io_fd_own(). It returns -- cgit v1.2.3