webui4frpc/internal/process/process_unix.go

//go:build !windows

package process

import (
	"os/exec"
	"syscall"
)

// setSysProcAttr runs the worker in its own process group.
func setSysProcAttr(cmd *exec.Cmd) {
	cmd.SysProcAttr = &syscall.SysProcAttr{Setpgid: true}
}

// signalGroup delivers sig to the worker and its whole process group.
func signalGroup(cmd *exec.Cmd, sig syscall.Signal) {
	if cmd.Process == nil {
		return
	}
	_ = syscall.Kill(-cmd.Process.Pid, sig)
}