diff options
Diffstat (limited to 'src/os/signal/signal_unix.go')
-rw-r--r-- | src/os/signal/signal_unix.go | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/src/os/signal/signal_unix.go b/src/os/signal/signal_unix.go new file mode 100644 index 0000000..772175a --- /dev/null +++ b/src/os/signal/signal_unix.go @@ -0,0 +1,62 @@ +// Copyright 2012 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +//go:build unix || (js && wasm) || windows + +package signal + +import ( + "os" + "syscall" +) + +// Defined by the runtime package. +func signal_disable(uint32) +func signal_enable(uint32) +func signal_ignore(uint32) +func signal_ignored(uint32) bool +func signal_recv() uint32 + +func loop() { + for { + process(syscall.Signal(signal_recv())) + } +} + +func init() { + watchSignalLoop = loop +} + +const ( + numSig = 65 // max across all systems +) + +func signum(sig os.Signal) int { + switch sig := sig.(type) { + case syscall.Signal: + i := int(sig) + if i < 0 || i >= numSig { + return -1 + } + return i + default: + return -1 + } +} + +func enableSignal(sig int) { + signal_enable(uint32(sig)) +} + +func disableSignal(sig int) { + signal_disable(uint32(sig)) +} + +func ignoreSignal(sig int) { + signal_ignore(uint32(sig)) +} + +func signalIgnored(sig int) bool { + return signal_ignored(uint32(sig)) +} |