Remove the dummy binary and simplify the distribution

Author: jonasmalacofilho

README.md

@@ -31,7 +31,11 @@ git-cache-http-server --port 1234 --cache-dir /tmp/cache/git &
 git clone http://localhost:1234/github.com/jonasmalacofilho/git-cache-http-server
 ```
 
-If you run your git-cache on a dedicated server or container (i.e. named gitcache), you can then also configure git to always use your cache like in the following example (don't use this configuration on the git-cache machine itself):.
+If you run your git-cache on a dedicated server or container (i.e. named
+gitcache), you can then also configure git to always use your cache like in the
+following example (don't use this configuration on the git-cache machine
+itself):.
+
 ```
 git config --global url."http://gitcache:1234/".insteadOf https://
 ```
@@ -40,7 +44,7 @@ git config --global url."http://gitcache:1234/".insteadOf https://
 
 Requirements: `nodejs` and `git`.
 
-Install: `npm install -g git-cache-http-server`
+Install: `npm install --global git-cache-http-server`.
 
 To install as a service, check the `doc/git-cache-http-server.service` example
 service file.
@@ -54,18 +58,23 @@ systemctl daemon-reload
 systemctl start git-cache-http-server
 ```
 
-# Building from source
+# Working on the sources
 
-This is needed only if you change the Haxe source code in `src/`.
+This is only needed if you want to change the Haxe source code in `src/`.
 
-Requirements: [Haxe](https://haxe.org) (`haxe` and `haxelib`).  If you prefer to manage the build dependencies manually, check out [`build.hxml`](build.hxml) for the required libraries.
+Requirements: [Haxe](https://haxe.org) (`haxe` and `haxelib`).  If you prefer
+to manage the build dependencies manually, check out [`build.hxml`](build.hxml)
+for the required libraries.
 
 ```
 haxelib newrepo
 haxelib install build.hxml
 haxe build.hxml
 ```
 
+And in order to use the locally modified version: `npm link` (this changes the
+global NPM space).
+
 # Implementation
 
 The current implementation is somewhat oversimplified; any help in improving it

bin/git-cache-http-server

@@ -3,3 +3,5 @@
 -cp src
 -lib hxnodejs
 -lib jmf-npm-externs:git:https://github.com/jonasmalacofilho/jmf-npm-externs.hx#master
+--macro BuildUtils.addShebang("/usr/bin/env", "node")
+--macro BuildUtils.makeExecutable()

bin/git-cache-http-server.js

@@ -3,9 +3,9 @@
   "version": "0.0.2",
   "description": "A caching Git HTTP server",
   "bin": {
-    "git-cache-http-server": "bin/git-cache-http-server"
+    "git-cache-http-server": "./bin/git-cache-http-server.js"
   },
-  "main": "bin/git-cache-http-server.js",
+  "main": "./bin/git-cache-http-server.js",
   "directories": {
     "doc": "doc",
     "src": "src"

build.hxml

@@ -0,0 +1,27 @@
+import haxe.macro.Compiler;
+import haxe.macro.Context;
+import sys.io.File;
+
+class BuildUtils {
+	public static function addShebang(interpreter:String, ?arg:String) {
+		// implementation borrowed from travix
+		//	https://github.com/back2dos/travix
+		// licensed under the The Unlicense
+		Context.onAfterGenerate(function() {
+			var out = Compiler.getOutput();
+			File.saveContent(out, '#!$interpreter $arg\n\n' + File.getContent(out));
+		});
+	}
+
+	public static function makeExecutable()
+	{
+		if (Sys.systemName() == "Windows")
+			return;
+		Context.onAfterGenerate(function() {
+			var out = Compiler.getOutput();
+			if (Sys.command("chmod", ["+x", out]) != 0)
+				Context.error("chmod +x failed", Context.currentPos());
+		});
+	}
+}
+