Move init() to Init() so that flag.Parse() can be called first.

experimental/webtry/webtry.go

 package main
 
 import (
         "bytes"
         "crypto/md5"
         "database/sql"
         "encoding/base64"
         "encoding/binary"
         "encoding/json"
         "flag"
@@ skipping 121 matching lines @@
 func LineNumbers(c string) string {
         lines := strings.Split(c, "\n")
         ret := []string{}
         for i, line := range lines {
                 ret = append(ret, fmt.Sprintf("#line %d", i+1))
                 ret = append(ret, line)
         }
         return strings.Join(ret, "\n")
 }
 
-func init() {
+func Init() {
         rand.Seed(time.Now().UnixNano())
 
         // Change the current working directory to the directory of the executable.
         cwd, err := filepath.Abs(filepath.Dir(os.Args[0]))
         if err != nil {
                 glog.Fatal(err)
         }
         if err := os.Chdir(cwd); err != nil {
                 glog.Fatal(err)
         }
@@ skipping 792 matching lines @@
                         reportTryError(w, r, err, "Failed to serialize a response.", hash)
                         return
                 }
                 w.Header().Set("Content-Type", "application/json")
                 w.Write(resp)
         }
 }
 
 func main() {
         flag.Parse()
+        Init()
         http.HandleFunc("/i/", autogzip.HandleFunc(imageHandler))
         http.HandleFunc("/w/", autogzip.HandleFunc(workspaceHandler))
         http.HandleFunc("/recent/", autogzip.HandleFunc(recentHandler))
         http.HandleFunc("/iframe/", autogzip.HandleFunc(iframeHandler))
         http.HandleFunc("/json/", autogzip.HandleFunc(tryInfoHandler))
         http.HandleFunc("/sources/", autogzip.HandleFunc(sourcesHandler))
 
         // Resources are served directly
         // TODO add support for caching/etags/gzip
         http.Handle("/res/", autogzip.Handle(http.FileServer(http.Dir("./"))))
 
         // TODO Break out /c/ as it's own handler.
         http.HandleFunc("/", autogzip.HandleFunc(mainHandler))
         glog.Fatal(http.ListenAndServe(*port, nil))
 }