github.com/stevenmatthewt/agent@v3.5.4+incompatible/bootstrap/shell/signal.go (about)

     1  // +build !windows
     2  
     3  package shell
     4  
     5  import (
     6  	"errors"
     7  	"os"
     8  	"os/exec"
     9  	"syscall"
    10  )
    11  
    12  func signalProcess(cmd *exec.Cmd, sig os.Signal) error {
    13  	if cmd.Process == nil {
    14  		return errors.New("Process doesn't exist yet")
    15  	}
    16  
    17  	// If possible, send to the process group (linux/darwin/bsd)
    18  	if ssig, ok := sig.(syscall.Signal); ok {
    19  		return syscall.Kill(-cmd.Process.Pid, ssig)
    20  	}
    21  
    22  	return cmd.Process.Signal(sig)
    23  }