Source file src/github.com/rogpeppe/go-internal/testscript/internal/pty/pty_linux.go

Documentation: github.com/rogpeppe/go-internal/testscript/internal/pty

     1  package pty
     2  
     3  import (
     4  	"os"
     5  	"strconv"
     6  	"syscall"
     7  	"unsafe"
     8  )
     9  
    10  func ptyName(f *os.File) (string, error) {
    11  	var out uint
    12  	err := ioctl(f, "TIOCGPTN", syscall.TIOCGPTN, uintptr(unsafe.Pointer(&out)))
    13  	if err != nil {
    14  		return "", err
    15  	}
    16  	return "/dev/pts/" + strconv.Itoa(int(out)), nil
    17  }
    18  
    19  func ptyGrant(f *os.File) error {
    20  	return nil
    21  }
    22  
    23  func ptyUnlock(f *os.File) error {
    24  	var zero int
    25  	return ioctl(f, "TIOCSPTLCK", syscall.TIOCSPTLCK, uintptr(unsafe.Pointer(&zero)))
    26  }
    27  

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