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Editing: retry.go
// Copyright 2022 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 package runtime // retryOnEAGAIN retries a function until it does not return EAGAIN. // It will use an increasing delay between calls, and retry up to 20 times. // The function argument is expected to return an errno value, // and retryOnEAGAIN will return any errno value other than EAGAIN. // If all retries return EAGAIN, then retryOnEAGAIN will return EAGAIN. func retryOnEAGAIN(fn func() int32) int32 { for tries := 0; tries < 20; tries++ { errno := fn() if errno != _EAGAIN { return errno } usleep_no_g(uint32(tries+1) * 1000) // milliseconds } return _EAGAIN }
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