github.com/xyproto/u-root@v6.0.1-0.20200302025726-5528e0c77a3c+incompatible/cmds/core/elvish/eval/process_unix.go (about)

     1  // +build !windows,!plan9
     2  
     3  package eval
     4  
     5  import (
     6  	"os/signal"
     7  	"syscall"
     8  
     9  	"github.com/u-root/u-root/cmds/core/elvish/sys"
    10  )
    11  
    12  // Process control functions in Unix.
    13  
    14  func ignoreTTOU() {
    15  	signal.Ignore(syscall.SIGTTOU)
    16  }
    17  
    18  func unignoreTTOU() {
    19  	signal.Reset(syscall.SIGTTOU)
    20  }
    21  
    22  func putSelfInFg() error {
    23  	return sys.Tcsetpgrp(0, syscall.Getpgrp())
    24  }
    25  
    26  func makeSysProcAttr(bg bool) *syscall.SysProcAttr {
    27  	return &syscall.SysProcAttr{Setpgid: bg}
    28  }