fix: 安卓平台无法正常杀死内置Lagrange子进程 (sealdice#870)

utils/procs/killprocs_android.go

@@ -0,0 +1,17 @@
+//go:build android
+// +build android
+
+package procs
+
+import (
+	"syscall"
+)
+
+func (p *Process) KillProcess() error {
+	cmd := p.Cmd
+	return syscall.Kill(-cmd.Process.Pid, syscall.SIGKILL)
+}
+func (p *Process) Setpgid() {
+	cmd := p.Cmd
+	cmd.SysProcAttr = &syscall.SysProcAttr{Setpgid: true}
+}

utils/procs/killprocs_others.go

@@ -0,0 +1,11 @@
+//go:build !android
+// +build !android
+
+package procs
+
+func (p *Process) KillProcess() error {
+	cmd := p.Cmd
+	return cmd.Process.Kill()
+}
+func (p *Process) Setpgid() {
+}

utils/procs/procs.go

@@ -46,6 +46,7 @@ func (p *Process) Start() error {
 		cmd.Env = p.Env
 	}
 	p.Cmd = cmd
+	p.Setpgid()
 	stdin, err := cmd.StdinPipe()
 	if err != nil {
 		return err
@@ -135,7 +136,7 @@ func (p *Process) Stop() error {
 		return nil
 	}
 
-	err := cmd.Process.Kill()
+	err := p.KillProcess()
 	if err != nil {
 		return err
 	}