vendor/github.com/mattn/go-isatty/isatty_bsd.go


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// +build darwin freebsd openbsd netbsd dragonfly
// +build !appengine

package isatty

import (
    "syscall"
    "unsafe"
)

const ioctlReadTermios = syscall.TIOCGETA

// IsTerminal return true if the file descriptor is terminal.
func IsTerminal(fd uintptr) bool {
    var termios syscall.Termios
    _, _, err := syscall.Syscall6(syscall.SYS_IOCTL, fd, ioctlReadTermios, uintptr(unsafe.Pointer(&termios)), 0, 0, 0)
    return err == 0
}