From ad404b765d4d8594201deec356e86e6da3c6fcd5 Mon Sep 17 00:00:00 2001
From: Ricky Chien <ricky060709@gmail.com>
Date: Thu, 9 Apr 2015 11:45:44 +0800
Subject: [PATCH] Bug 1102972 - Rebuild if PROFILE_DIR is removed

---
 build/rebuild.js | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/build/rebuild.js b/build/rebuild.js
index dd5e278aa824..1dd7a4de1537 100644
--- a/build/rebuild.js
+++ b/build/rebuild.js
@@ -100,10 +100,12 @@ exports.execute = function(options) {
       dirChanged(previous[sharedPath] || {}, current[sharedPath], sharedPath);
     let configChanged =
       buildConfigChanged(record.build_config, options);
+    let webappDir = utils.joinPath(options.PROFILE_DIR, 'webapps');
+    let webappsExist = utils.fileExists(webappDir);
 
-    // Rebuild everything if any BUILD_CONFIG attribute changed or if any
-    // shared/ file changed
-    if (configChanged || sharedChanged) {
+    // Rebuild everything if any BUILD_CONFIG attribute / shared file changed or
+    // PROFILE_DIR/webapps does not exist
+    if (configChanged || sharedChanged || !webappsExist) {
       rebuildAppDirs = scanningDirs;
     }
     // Rebuild any app that has any of its source file modified or external app