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Make "getTermSize()" use local variables instead of package-level ones #39

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Make "getTermSize()" use local variables instead of package-level ones #39

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10 changes: 5 additions & 5 deletions terminal_size.go
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Original file line number Diff line number Diff line change
Expand Up @@ -14,17 +14,17 @@ type windowSize struct {
cols uint16
}

var out *os.File
var err error
var sz windowSize

func getTermSize() (int, int) {
var (
out *os.File
err error
sz windowSize
)
if runtime.GOOS == "openbsd" {
out, err = os.OpenFile("/dev/tty", os.O_RDWR, 0)
if err != nil {
return 0, 0
}

} else {
out, err = os.OpenFile("/dev/tty", os.O_WRONLY, 0)
if err != nil {
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