From 4a8493f95e4df95cfbdb0705c146342f4b8cab58 Mon Sep 17 00:00:00 2001
From: Marco Pesenti Gritti <marco@localhost.localdomain>
Date: Tue, 15 May 2007 09:50:21 +0000
Subject: Fix mozilla components loading when sugar is running from source.

We don't attempt to load components from source, since that would
be insanely complicated.
---
diff --git a/bin/sugar.in b/bin/sugar.in
index 41ed77b..36a8e2b 100644
--- a/bin/sugar.in
+++ b/bin/sugar.in
@@ -1,3 +1,4 @@
+export SUGAR_PREFIX=@prefix@
 export SUGAR_PATH=@prefix@/share/sugar
 export GTK2_RC_FILES=@prefix@/share/sugar/data/sugar-xo.gtkrc
 dbus-launch --exit-with-session sugar-shell
diff --git a/browser/sugar-browser.cpp b/browser/sugar-browser.cpp
index d64224f..d5644da 100644
--- a/browser/sugar-browser.cpp
+++ b/browser/sugar-browser.cpp
@@ -159,13 +159,23 @@ sugar_browser_startup(const char *profile_path, const char *profile_name)
 
     old_handler = XSetErrorHandler(error_handler);
 
+    const char *prefix = g_getenv("SUGAR_PREFIX");
+    if (prefix == NULL) {
+        g_print("The SUGAR_PREFIX environment variable is not set.");
+        exit(1);
+    }
+    
+    char *components_path = g_build_filename(prefix, "share/sugar", NULL);
+
     GeckoDirectoryProvider *dirProvider =
-        new GeckoDirectoryProvider(g_getenv(SUGAR_PATH));
+        new GeckoDirectoryProvider(components_path);
     if (!dirProvider) {
         g_warning ("failed to create GeckoDirectoryProvider");
         return FALSE;
     }
 
+    g_free(components_path);
+
     NS_ADDREF (dirProvider);
 
     nsCOMPtr<nsIDirectoryServiceProvider> dp (do_QueryInterface (dirProvider));
diff --git a/sugar/env.py b/sugar/env.py
index 4bee509..03cfea7 100644
--- a/sugar/env.py
+++ b/sugar/env.py
@@ -22,7 +22,7 @@ def _get_prefix_path(base, path=None):
     if os.environ.has_key('SUGAR_PREFIX'):
         prefix = os.environ['SUGAR_PREFIX']
     else:
-        prefix = '/usr'
+        raise RuntimeError("The SUGAR_PREFIX environment variable is not set.")
 
     if path:
         return os.path.join(prefix, base, path)
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