utils: add arm32-specific NanoSleep implementation

util/sleep.go

@@ -14,6 +14,7 @@
 // You should have received a copy of the GNU Affero General Public License
 // along with go-algorand.  If not, see <https://www.gnu.org/licenses/>.
 
+//go:build !linux
 // +build !linux
 
 package util

util/sleep_linux.go

@@ -17,19 +17,9 @@
 package util
 
 import (
-	"syscall"
 	"time"
 )
 
-// NanoSleep sleeps for the given d duration.
-func NanoSleep(d time.Duration) {
-	timeSpec := &syscall.Timespec{
-		Nsec: d.Nanoseconds() % time.Second.Nanoseconds(),
-		Sec:  d.Nanoseconds() / time.Second.Nanoseconds(),
-	}
-	syscall.Nanosleep(timeSpec, nil) // nolint:errcheck
-}
-
 // NanoAfter waits for the duration to elapse and then sends the current time on the returned channel.
 func NanoAfter(d time.Duration) <-chan time.Time {
 	// The following is a workaround for the go 1.16 bug, where timers are rounded up to the next millisecond resolution.

util/sleep_linux_32.go

@@ -0,0 +1,35 @@
+// Copyright (C) 2019-2022 Algorand, Inc.
+// This file is part of go-algorand
+//
+// go-algorand is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as
+// published by the Free Software Foundation, either version 3 of the
+// License, or (at your option) any later version.
+//
+// go-algorand is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with go-algorand.  If not, see <https://www.gnu.org/licenses/>.
+
+//go:build linux && (arm || 386)
+// +build linux
+// +build arm 386
+
+package util
+
+import (
+	"syscall"
+	"time"
+)
+
+// NanoSleep sleeps for the given d duration.
+func NanoSleep(d time.Duration) {
+	timeSpec := &syscall.Timespec{
+		Nsec: int32(d.Nanoseconds() % time.Second.Nanoseconds()),
+		Sec:  int32(d.Nanoseconds() / time.Second.Nanoseconds()),
+	}
+	syscall.Nanosleep(timeSpec, nil) // nolint:errcheck
+}

util/sleep_linux_64.go

@@ -0,0 +1,34 @@
+// Copyright (C) 2019-2022 Algorand, Inc.
+// This file is part of go-algorand
+//
+// go-algorand is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as
+// published by the Free Software Foundation, either version 3 of the
+// License, or (at your option) any later version.
+//
+// go-algorand is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with go-algorand.  If not, see <https://www.gnu.org/licenses/>.
+
+//go:build linux && !(arm || 386)
+// +build linux,!arm,!386
+
+package util
+
+import (
+	"syscall"
+	"time"
+)
+
+// NanoSleep sleeps for the given d duration.
+func NanoSleep(d time.Duration) {
+	timeSpec := &syscall.Timespec{
+		Nsec: d.Nanoseconds() % time.Second.Nanoseconds(),
+		Sec:  d.Nanoseconds() / time.Second.Nanoseconds(),
+	}
+	syscall.Nanosleep(timeSpec, nil) // nolint:errcheck
+}