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//go:build !windows && !plan9 && !solaris
// +build !windows,!plan9,!solaris
package goterm
import (
"errors"
"math"
"os"
"golang.org/x/sys/unix"
)
func getWinsize() (*unix.Winsize, error) {
ws, err := unix.IoctlGetWinsize(int(os.Stdout.Fd()), unix.TIOCGWINSZ)
if err != nil {
return nil, os.NewSyscallError("GetWinsize", err)
}
return ws, nil
}
// Height gets console height
func Height() int {
ws, err := getWinsize()
if err != nil {
// returns math.MinInt32 if we could not retrieve the height of console window,
// like VSCode debugging console
if errors.Is(err, unix.EOPNOTSUPP) {
return math.MinInt32
}
return -1
}
return int(ws.Row)
}
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