diff --git a/serialport.go b/serialport.go
index a11483f6..0d386bbf 100755
--- a/serialport.go
+++ b/serialport.go
@@ -20,6 +20,7 @@ import (
"encoding/base64"
"io"
"strconv"
+ "sync/atomic"
"time"
"unicode/utf8"
@@ -43,7 +44,7 @@ type serport struct {
// Keep track of whether we're being actively closed
// just so we don't show scary error messages
- isClosing bool
+ isClosing atomic.Bool
isClosingDueToError bool
@@ -85,7 +86,7 @@ func (p *serport) reader(buftype string) {
bufferPart := serialBuffer[:n]
//if we detect that port is closing, break out of this for{} loop.
- if p.isClosing {
+ if p.isClosing.Load() {
strmsg := "Shutting down reader on " + p.portConf.Name
log.Println(strmsg)
h.broadcastSys <- []byte(strmsg)
@@ -348,7 +349,8 @@ func spHandlerOpen(portname string, baud int, buftype string) {
}
func (p *serport) Close() {
- p.isClosing = true
+ p.isClosing.Store(true)
+
p.bufferwatcher.Close()
p.portIo.Close()
serialPorts.MarkPortAsClosed(p.portName)
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