37 lines
597 B
Go
37 lines
597 B
Go
// +build !windows,!plan9,!solaris
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package goterm
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import (
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"fmt"
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"os"
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"runtime"
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"syscall"
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"unsafe"
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)
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func getWinsize() (*winsize, error) {
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ws := new(winsize)
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var _TIOCGWINSZ int64
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switch runtime.GOOS {
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case "linux":
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_TIOCGWINSZ = 0x5413
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case "darwin":
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_TIOCGWINSZ = 1074295912
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}
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r1, _, errno := syscall.Syscall(syscall.SYS_IOCTL,
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uintptr(syscall.Stdin),
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uintptr(_TIOCGWINSZ),
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uintptr(unsafe.Pointer(ws)),
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)
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if int(r1) == -1 {
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fmt.Println("Error:", os.NewSyscallError("GetWinsize", errno))
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return nil, os.NewSyscallError("GetWinsize", errno)
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}
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return ws, nil
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}
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