From 19f4f86bfed21c5326ed2acebe1163f3a83e832b Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Mon, 6 May 2024 04:25:50 +0200 Subject: Adding upstream version 241. Signed-off-by: Daniel Baumann --- man/sd_event_source_set_userdata.xml | 96 ++++++++++++++++++++++++++++++++++++ 1 file changed, 96 insertions(+) create mode 100644 man/sd_event_source_set_userdata.xml (limited to 'man/sd_event_source_set_userdata.xml') diff --git a/man/sd_event_source_set_userdata.xml b/man/sd_event_source_set_userdata.xml new file mode 100644 index 0000000..e013282 --- /dev/null +++ b/man/sd_event_source_set_userdata.xml @@ -0,0 +1,96 @@ + + + + + + + + + sd_event_source_set_userdata + systemd + + + + sd_event_source_set_userdata + 3 + + + + sd_event_source_set_userdata + sd_event_source_get_userdata + + Set or retrieve user data pointer of event sources + + + + + #include <systemd/sd-event.h> + + + void* sd_event_source_set_userdata + sd_event_source *source + void *userdata + + + + void* sd_event_source_get_userdata + sd_event_source *source + + + + + + + Description + + sd_event_source_set_userdata() may be + used to set an arbitrary user data pointer for the event source + object specified as source. The user data + pointer is usually specified when creating an event source object + with calls such as + sd_event_add_io3 + or + sd_event_add_time3, + and may be updated with this call. The user data pointer is also + passed to all handler callback functions associated with the event + source. The userdata parameter specifies + the new user data pointer to set, the function returns the + previous user data pointer. Note that NULL is + a valid user data pointer. + + sd_event_source_get_userdata() may be + used to query the current user data pointer assigned to the event + source object source. + + + + Return Value + + On success, + sd_event_source_set_userdata() and + sd_event_source_get_userdata() return the + previously set user data pointer. On failure, they return + NULL. + + + + + + See Also + + + sd-event3, + sd_event_add_io3, + sd_event_add_time3, + sd_event_add_signal3, + sd_event_add_child3, + sd_event_add_inotify3, + sd_event_add_defer3, + sd_event_source_set_description3 + + + + -- cgit v1.2.3