Add exit code to ControlFlow::Exit (#2100)

* Add exit code to control flow and impl on linux

* Fix examples to have an exit code

* Fix doc examples to use an exit code

* Improve documentation wording on the exit code

* Add exit code example

* Add exit code on windows

* Change i32 as exit code to u8

This avoids nasty surprises with negative numbers on some unix-alikes
due to two's complement.

* Fix android usages of ControlFlow::Exit

* Fix ios usages of ControlFlow::Exit

* Fix web usages of ControlFlow::Exit

* Add macos exit code

* Add changelog note

* Document exit code on display server disconnection

* Revert "Change i32 as exit code to u8"

This reverts commit f88fba0253b45de6a2ac0c3cbcf01f50503c9396.

* Change Exit to ExitWithCode and make an Exit const

* Revert "Add exit code example"

This reverts commit fbd3d03de9c2d7516c7a63da489c99f498b710df.

* Revert "Fix doc examples to use an exit code"

This reverts commit daabcdf9ef9e16acad715c094ae442529e39fcbc.

* Revert "Fix examples to have an exit code"

This reverts commit 0df486896b8d106acf65ba83c45cc88d60d228e1.

* Fix unix-alike to use ExitWithCode instead of Exit

* Fix windows to use ExitWithCode rather than Exit

* Silence warning about non-uppercase Exit const

* Refactor exit code handling

* Fix macos Exit usage and recover original semantic

* Fix ios to use ExitWithCode instead of Exit

* Update documentation to reflect ExitWithCode

* Fix web to use ExitWithCode when needed, not Exit

* Fix android to use ExitWithCode, not Exit

* Apply documenation nits

* Apply even more documentation nits

* Move change in CHANGELOG.md under "Unreleased"

* Try to use OS error code as exit code on wayland
This commit is contained in:
multisn8 2022-01-11 01:23:20 +01:00 committed by GitHub
parent 2a2abc4843
commit a52f755ce8
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GPG key ID: 4AEE18F83AFDEB23
14 changed files with 140 additions and 92 deletions

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@ -73,10 +73,10 @@ pub struct EventLoop<T: 'static> {
macro_rules! call_event_handler {
( $event_handler:expr, $window_target:expr, $cf:expr, $event:expr ) => {{
if $cf != ControlFlow::Exit {
$event_handler($event, $window_target, &mut $cf);
if let ControlFlow::ExitWithCode(code) = $cf {
$event_handler($event, $window_target, &mut ControlFlow::ExitWithCode(code));
} else {
$event_handler($event, $window_target, &mut ControlFlow::Exit);
$event_handler($event, $window_target, &mut $cf);
}
}};
}
@ -103,11 +103,11 @@ impl<T: 'static> EventLoop<T> {
F: 'static
+ FnMut(event::Event<'_, T>, &event_loop::EventLoopWindowTarget<T>, &mut ControlFlow),
{
self.run_return(event_handler);
::std::process::exit(0);
let exit_code = self.run_return(event_handler);
::std::process::exit(exit_code);
}
pub fn run_return<F>(&mut self, mut event_handler: F)
pub fn run_return<F>(&mut self, mut event_handler: F) -> i32
where
F: FnMut(event::Event<'_, T>, &event_loop::EventLoopWindowTarget<T>, &mut ControlFlow),
{
@ -339,7 +339,7 @@ impl<T: 'static> EventLoop<T> {
);
match control_flow {
ControlFlow::Exit => {
ControlFlow::ExitWithCode(code) => {
self.first_event = poll(
self.looper
.poll_once_timeout(Duration::from_millis(0))
@ -349,7 +349,7 @@ impl<T: 'static> EventLoop<T> {
start: Instant::now(),
requested_resume: None,
};
break 'event_loop;
break 'event_loop code;
}
ControlFlow::Poll => {
self.first_event = poll(