github.com/insionng/yougam@v0.0.0-20170714101924-2bc18d833463/libraries/mattn/go-isatty/isatty_linux.go (about) 1 // +build linux 2 // +build !appengine 3 4 package isatty 5 6 import ( 7 "syscall" 8 "unsafe" 9 ) 10 11 const ioctlReadTermios = syscall.TCGETS 12 13 // IsTerminal return true if the file descriptor is terminal. 14 func IsTerminal(fd uintptr) bool { 15 var termios syscall.Termios 16 _, _, err := syscall.Syscall6(syscall.SYS_IOCTL, fd, ioctlReadTermios, uintptr(unsafe.Pointer(&termios)), 0, 0, 0) 17 return err == 0 18 }