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Fix possible segfault in X backend

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This commit is contained in:
Sasha Koshka 2022-11-15 11:40:10 -05:00
parent 1eceb53b94
commit 02d010818f
2 changed files with 5 additions and 1 deletions
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4
backends/x/event.go
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@ -33,6 +33,10 @@ func (backend *Backend) handleConfigureNotify (
configureEvent = configureEvent =
backend.compressConfigureNotify(configureEvent) backend.compressConfigureNotify(configureEvent)
// we should not resize the canvas while drawing is taking place
backend.drawLock.Lock()
defer backend.drawLock.Unlock()
// resize buffer // resize buffer
width, height := backend.calculateBufferSize() width, height := backend.calculateBufferSize()
backend.application.SetSize(width, height) backend.application.SetSize(width, height)

2
examples/color/main.go
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@ -44,7 +44,7 @@ func main () {
} }
func redraw () { func redraw () {
text :="RAINBOW :D" text := "RAINBOW :D"
width, height := application.Size() width, height := application.Size()
application.Dot.X = (width - len(text)) / 2 application.Dot.X = (width - len(text)) / 2