aerc/commands/mode/noquit.go
Koni Marti e200cd56bf commands: implement a no-quit mode
Add a mode that prevents aerc from quitting normally when an important
task is performed, i.e. when sending a message. The no-quit mode will be
ignored when quit is used with the -f option to force an exit.

Suggested-by: ph14nix[m]
Signed-off-by: Koni Marti <koni.marti@gmail.com>
Acked-by: Robin Jarry <robin@jarry.cc>
2022-07-14 23:15:02 +02:00

26 lines
608 B
Go

package mode
import "sync/atomic"
// noquit is a counter for goroutines that requested the no-quit mode
var noquit int32
// NoQuit enters no-quit mode where aerc cannot be exited (unless the force
// option is used)
func NoQuit() {
atomic.AddInt32(&noquit, 1)
}
// NoQuitDone leaves the no-quit mode
func NoQuitDone() {
atomic.AddInt32(&noquit, -1)
}
// QuitAllowed checks if aerc can exit normally (only when all goroutines that
// requested a no-quit mode were done and called the NoQuitDone() function)
func QuitAllowed() bool {
if atomic.LoadInt32(&noquit) > 0 {
return false
}
return true
}