27 lines
785 B
Go
27 lines
785 B
Go
package devices
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import "log"
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var shutdownFuncs []func() error
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// RegisterShutdown stores a function to be called by gotop on exit, allowing
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// extensions to properly release resources. Extensions should register a
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// shutdown function IFF the extension is using resources that need to be
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// released. The returned error will be logged, but no other action will be
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// taken.
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func RegisterShutdown(f func() error) {
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shutdownFuncs = append(shutdownFuncs, f)
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}
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// Shutdown will be called by the `main()` function if gotop is exited
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// cleanly. It will call all of the registered shutdown functions of devices,
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// logging all errors but otherwise not responding to them.
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func Shutdown() {
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for _, f := range shutdownFuncs {
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err := f()
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if err != nil {
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log.Print(err)
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}
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}
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}
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