Move to vendor

Signed-off-by: Olivier Gambier <olivier@docker.com>

vendor/github.com/bugsnag/panicwrap/monitor.go

@@ -0,0 +1,62 @@
+// +build !windows
+
+package panicwrap
+
+import (
+	"github.com/bugsnag/osext"
+	"os"
+	"os/exec"
+)
+
+func monitor(c *WrapConfig) (int, error) {
+
+	// If we're the child process, absorb panics.
+	if Wrapped(c) {
+		panicCh := make(chan string)
+
+		go trackPanic(os.Stdin, os.Stderr, c.DetectDuration, panicCh)
+
+		// Wait on the panic data
+		panicTxt := <-panicCh
+		if panicTxt != "" {
+			if !c.HidePanic {
+				os.Stderr.Write([]byte(panicTxt))
+			}
+
+			c.Handler(panicTxt)
+		}
+
+		os.Exit(0)
+	}
+
+	exePath, err := osext.Executable()
+	if err != nil {
+		return -1, err
+	}
+	cmd := exec.Command(exePath, os.Args[1:]...)
+
+	read, write, err := os.Pipe()
+	if err != nil {
+		return -1, err
+	}
+
+	cmd.Stdin = read
+	cmd.Stdout = os.Stdout
+	cmd.Stderr = os.Stderr
+	cmd.Env = append(os.Environ(), c.CookieKey+"="+c.CookieValue)
+
+	if err != nil {
+		return -1, err
+	}
+	err = cmd.Start()
+	if err != nil {
+		return -1, err
+	}
+
+	err = dup2(int(write.Fd()), int(os.Stderr.Fd()))
+	if err != nil {
+		return -1, err
+	}
+
+	return -1, nil
+}