oliver/nwg-drawer
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Change usage of SIGINT to SIGRTMIN+3

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This commit is contained in:
Zijia Xiong
2024-06-14 00:48:10 +01:00
parent 3fb70fc0cb
commit 99765402d7
1 changed files with 7 additions and 6 deletions
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13
main.go
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@@ -203,8 +203,10 @@ func main() {
// v0.2: we also need to support SIGUSR from now on // v0.2: we also need to support SIGUSR from now on
showWindowChannel := make(chan interface{}, 1) showWindowChannel := make(chan interface{}, 1)
signalChan := make(chan os.Signal, 1) signalChan := make(chan os.Signal, 1)
signal.Notify(signalChan, syscall.SIGTERM, syscall.SIGUSR1, syscall.SIGUSR2, syscall.SIGINT) const (
SIG25 = syscall.Signal(0x25) // Which is SIGRTMIN+3 on Linux, it's not used by the system
)
signal.Notify(signalChan, syscall.SIGTERM, syscall.SIGUSR1, syscall.SIGUSR2, SIG25)
go func() { go func() {
for { for {
s := <-signalChan s := <-signalChan
@@ -212,7 +214,6 @@ func main() {
case syscall.SIGTERM: case syscall.SIGTERM:
log.Info("SIGTERM received, bye bye") log.Info("SIGTERM received, bye bye")
gtk.MainQuit() gtk.MainQuit()
break
case syscall.SIGUSR1: // toggle drawer case syscall.SIGUSR1: // toggle drawer
if *resident { if *resident {
// As win.Show() called from inside a goroutine randomly crashes GTK, // As win.Show() called from inside a goroutine randomly crashes GTK,
@@ -236,9 +237,9 @@ func main() {
log.Info("A signal received, and I'm not resident, bye bye") log.Info("A signal received, and I'm not resident, bye bye")
gtk.MainQuit() gtk.MainQuit()
} }
case syscall.SIGINT: // colse drawer case SIG25: // colse drawer
if *resident { if *resident {
log.Debug("SIGINT received, hiding the window") log.Debug("SIG25 received, hiding the window")
restoreStateAndHide() restoreStateAndHide()
} else { } else {
log.Info("A signal received, and I'm not resident, bye bye") log.Info("A signal received, and I'm not resident, bye bye")
@@ -268,7 +269,7 @@ func main() {
var err error var err error
if *flagDrawerClose { if *flagDrawerClose {
log.Infof("Closing resident instance (PID %v)", i) log.Infof("Closing resident instance (PID %v)", i)
err = syscall.Kill(i, syscall.SIGINT) err = syscall.Kill(i, SIG25)
} else if *flagDrawerOpen { } else if *flagDrawerOpen {
log.Infof("Showing resident instance (PID %v)", i) log.Infof("Showing resident instance (PID %v)", i)
err = syscall.Kill(i, syscall.SIGUSR2) err = syscall.Kill(i, syscall.SIGUSR2)