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pkg/signal: rework CatchAll() behavior

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Instead of catching all signals and then ignoring them inside the loop
again just don't register them in Notify() to begin with.

Signed-off-by: Paul Holzinger <pholzing@redhat.com>
This commit is contained in:
Paul Holzinger
2025-04-30 18:10:14 +02:00
parent 8de2e0ec21
commit a4d0067249
7 changed files with 13 additions and 16 deletions
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7
pkg/signal/signal_common.go
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@ -46,11 +46,14 @@ func ParseSignalNameOrNumber(rawSignal string) (syscall.Signal, error) {
return -1, fmt.Errorf("invalid signal: %s", basename)
}
// CatchAll catches all signals and relays them to the specified channel.
// CatchAll catches all signals (except the ones that make no sense to handle/forward,
// see isSignalIgnoredBySigProxy()) and relays them to the specified channel.
func CatchAll(sigc chan os.Signal) {
handledSigs := make([]os.Signal, 0, len(SignalMap))
for _, s := range SignalMap {
handledSigs = append(handledSigs, s)
if !isSignalIgnoredBySigProxy(s) {
handledSigs = append(handledSigs, s)
}
}
signal.Notify(sigc, handledSigs...)
}