- Add several autoload cookies.
- Separate public API hook used internally into a private hook.
- Fix thinko in setting up the special event sleep-event handler.
- Probe the D-Bus session bus for screen saver support during
enable.
* lisp/system-sleep.el (system-sleep--set-back-end): Move dbus
endpoint tests into the system-sleep--enable dbus
implementation.
(system-sleep--event-after-hook-functions): New private hook.
(system-sleep--dbus-has-screensaver): New defvar.
(system-sleep--sleep-event-handler): Call the new private hook.
(system-sleep--sleep-event-function): Remove. Use
'system-sleep--sleep-event-handler'.
(system-sleep--enable): Use the internal hook.
(system-sleep--enable): [dbus] Probe session bus for screen
saver support.
(system-sleep--disable): Remove the new internal hook.
(system-sleep--block-sleep): Call screen saver dbus endpoint
only when screen saver support is known to exist.
This package provides platform-neutral interfaces to block your
system from entering idle sleep and a hook to process pre-sleep
and post-wake events.
Implementations are for D-Bus on GNU/Linux, macOS/GNUstep, and
MS-Windows.
* lisp/system-sleep.el: New package.
* src/fns.c: Qpre_sleep, Qpost_wake: New DEFSYM.
* src/nsfns.m (Fns_block_system_sleep, Fns_unblock_system_sleep)
(syms_of_nsfns): New functions.
* src/nsterm.m (applicationDidFinishLaunching): Subscribe to
pre-sleep and post-wake notifications.
(systemWillSleep, systemDidWake): New function.
* src/w32fns.c (Fw32_block_system_sleep)
(Fw32_unblock_system_sleep, Fw32_system_sleep_block_count)
(sleep_notification_callback)
(w32_register_for_sleep_notifications): New function.
(syms_of_w32fns): Sw32_unblock_system_sleep
Sw32_block_system_sleep Sw32_system_sleep_block_count: New
defsubr.
* src/w32term.h (Fw32_block_system_sleep): New extern.
* src/w32term.c (w32_initialize): Call
w32_register_for_sleep_notifications.
* doc/lispref/os.texi: Document the system-sleep package.
* doc/lispref/commands.texi: Update sleep-event special
documentation.
* etc/NEWS: Announce the new package.
