Support loading emscripten argument filenames with relative paths

1 files changed, 13 insertions, 16 deletions

diff --git a/tools/js-optimizer.js b/tools/js-optimizer.js
index e1cfbe65..521656e2 100644
--- a/tools/js-optimizer.js
+++ b/tools/js-optimizer.js
@@ -26,15 +26,20 @@ if (ENVIRONMENT_IS_NODE) {
   var nodeFS = require('fs');
   var nodePath = require('path');
 
-  read = function(filename) {
-    filename = nodePath['normalize'](filename);
-    var ret = nodeFS['readFileSync'](filename).toString();
-    // The path is absolute if the normalized version is the same as the resolved.
-    if (!ret && filename != nodePath['resolve'](filename)) {
-      filename = path.join(__dirname, '..', 'src', filename);
-      ret = nodeFS['readFileSync'](filename).toString();
+  function find(filename) {
+    var prefixes = [nodePath.join(__dirname, '..', 'src'), process.cwd()];
+    for (var i = 0; i < prefixes.length; ++i) {
+      var combined = nodePath.join(prefixes[i], filename);
+      if (nodeFS.existsSync(combined)) {
+        return combined;
+      }
     }
-    return ret;
+    return filename;
+  }
+
+  read = function(filename) {
+    var absolute = find(filename);
+    return nodeFS['readFileSync'](absolute).toString();
   };
 
   load = function(f) {
@@ -98,14 +103,6 @@ if (typeof print === 'undefined') {
 }
 // *** Environment setup code ***
 
-// Fix read for our location
-read = function(filename) {
-  // The path is absolute if the normalized version is the same as the resolved.
-  filename = path.normalize(filename);
-  if (filename != path.resolve(filename)) filename = path.join(__dirname, '..', 'src', filename);
-  return fs.readFileSync(filename).toString();
-}
-
 var uglify = require('../tools/eliminator/node_modules/uglify-js');
 var fs = require('fs');
 var path = require('path');