25 lines
480 B
Go
25 lines
480 B
Go
package context
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import (
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"context"
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"os"
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"os/signal"
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"syscall"
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)
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func SelfCancelingContextFromBackground() (context.Context, context.CancelFunc) {
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return SelfCancelingContext(context.Background())
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}
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func SelfCancelingContext(ctx context.Context) (context.Context, context.CancelFunc) {
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c, done := context.WithCancel(ctx)
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ch := make(chan os.Signal, 1)
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signal.Notify(ch, syscall.SIGINT, syscall.SIGTERM)
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go func() {
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for range ch {
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done()
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}
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}()
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return c, done
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}
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