added dependency github.com/sevlyar/go-daemon

vendor/github.com/sevlyar/go-daemon/oldapi/example_test.go

@@ -0,0 +1,72 @@
+package daemon_test
+
+import (
+	"fmt"
+	"github.com/sevlyar/go-daemon/oldapi"
+	"log"
+	"os"
+	"syscall"
+)
+
+func ExampleReborn() {
+	err := daemon.Reborn(027, "/")
+	if err != nil {
+		log.Println("Error:", err)
+		os.Exit(1)
+	}
+
+	daemon.ServeSignals()
+}
+
+func ExampleRedirectStream() {
+	file, err := os.OpenFile("/tmp/daemon-log", os.O_WRONLY|os.O_CREATE|os.O_APPEND, 0600)
+	if err != nil {
+		os.Exit(1)
+	}
+
+	if err = daemon.RedirectStream(os.Stdout, file); err != nil {
+		os.Exit(2)
+	}
+	if err = daemon.RedirectStream(os.Stderr, file); err != nil {
+		os.Exit(2)
+	}
+	file.Close()
+
+	fmt.Println("some message")
+	log.Println("some message")
+}
+
+func ExampleServeSignals() {
+	TermHandler := func(sig os.Signal) error {
+		log.Println("SIGTERM:", sig)
+		return daemon.ErrStop
+	}
+
+	HupHandler := func(sig os.Signal) error {
+		log.Println("SIGHUP:", sig)
+		return nil
+	}
+
+	daemon.SetHandler(TermHandler, syscall.SIGTERM, syscall.SIGKILL)
+	daemon.SetHandler(HupHandler, syscall.SIGHUP)
+
+	err := daemon.ServeSignals()
+	if err != nil {
+		log.Println("Error:", err)
+	}
+}
+
+func ExampleLockPidFile() {
+	pidf, err := daemon.LockPidFile("name.pid", 0600)
+	if err != nil {
+		if err == daemon.ErrWouldBlock {
+			log.Println("daemon already exists")
+		} else {
+			log.Println("pid file creation error:", err)
+		}
+		return
+	}
+	defer pidf.Unlock()
+
+	daemon.ServeSignals()
+}