--- mozilla/mail/app/profile/all-thunderbird.js.fix7	2007-02-27 19:16:55 +0300
+++ mozilla/mail/app/profile/all-thunderbird.js	2007-02-27 19:20:27 +0300
@@ -284,8 +284,13 @@ pref("xpinstall.dialog.progress.skin", "
 pref("xpinstall.dialog.progress.chrome", "chrome://mozapps/content/extensions/extensions.xul");
 pref("xpinstall.dialog.progress.type.skin", "Extension:Manager"); 
 pref("xpinstall.dialog.progress.type.chrome", "Extension:Manager");
 
+#ifdef XP_UNIX
+// XXXlegion: ALTLinux specific option
+#expand pref("extensions.dir.extensions", "/usr/share/__MOZ_APP_NAME__/extensions");
+#endif
+
 /////////////////////////////////////////////////////////////////
 // End seamonkey suite all.js pref overrides
 ///////////////////////////////////////////////////////////////// 
 
--- mozilla/mail/app/Makefile.in.fix7	2007-02-27 19:15:00 +0300
+++ mozilla/mail/app/Makefile.in	2007-02-27 19:16:55 +0300
@@ -46,8 +46,11 @@ MOZILLA_INTERNAL_API = 1
 
 AB_CD = $(MOZ_UI_LOCALE) 
 
 DEFINES += -DTHUNDERBIRD_ICO=\"$(DIST)/branding/thunderbird.ico\" -DAB_CD=$(AB_CD)
+DEFINES += -DMOZ_APP_NAME=$(MOZ_APP_NAME)
+DEFINES += -DMOZ_APP_DISPLAYNAME=$(MOZ_APP_DISPLAYNAME)
+DEFINES += -DMOZ_APP_VERSION=$(MOZ_APP_VERSION)
 
 DIRS		= profile
 
 PREF_JS_EXPORTS = \
--- mozilla/toolkit/mozapps/extensions/src/nsExtensionManager.js.in.fix7	2007-02-27 19:15:00 +0300
+++ mozilla/toolkit/mozapps/extensions/src/nsExtensionManager.js.in	2007-02-27 19:22:55 +0300
@@ -71,8 +71,9 @@ const PREF_DSS_SWITCHPENDING          = 
 const PREF_DSS_SKIN_TO_SELECT         = "extensions.lastSelectedSkin";
 const PREF_GENERAL_SKINS_SELECTEDSKIN = "general.skins.selectedSkin";
 const PREF_EM_LOGGING_ENABLED         = "extensions.logging.enabled";
 const PREF_EM_UPDATE_INTERVAL         = "extensions.update.interval";
+const PREF_EM_DIR_EXTENSIONS          = "extensions.dir.extensions";
 const PREF_BLOCKLIST_URL              = "extensions.blocklist.url";
 const PREF_BLOCKLIST_DETAILS_URL      = "extensions.blocklist.detailsURL";
 const PREF_BLOCKLIST_ENABLED          = "extensions.blocklist.enabled";
 const PREF_BLOCKLIST_INTERVAL         = "extensions.blocklist.interval";
@@ -100,8 +101,9 @@ const TOOLKIT_ID                      = 
 const KEY_PROFILEDIR                  = "ProfD";
 const KEY_PROFILEDS                   = "ProfDS";
 const KEY_APPDIR                      = "XCurProcD";
 const KEY_TEMPDIR                     = "TmpD";
+const KEY_DRIVEDIR                    = "DrvD";
 
 const EM_ACTION_REQUESTED_TOPIC       = "em-action-requested";
 const EM_ITEM_INSTALLED               = "item-installed";
 const EM_ITEM_UPGRADED                = "item-upgraded";
@@ -2667,8 +2669,27 @@ function ExtensionManager() {
                                                     appGlobalExtensions, true,
                                                     priority);
   InstallLocations.put(globalLocation);
 
+  try {
+	var gDirExtensions = getPref("getCharPref", PREF_EM_DIR_EXTENSIONS, 
+#expand 							 "/usr/share/__MOZ_APP_NAME__/extensions").split("/");
+
+	var ds = Components.classes["@mozilla.org/file/directory_service;1"]
+                  	   .getService(Components.interfaces.nsIProperties);
+	var dir = ds.get(KEY_DRIVEDIR, Components.interfaces.nsIFile);
+
+  	for (var i = 0; i < gDirExtensions.length; ++i)
+  	  dir.append(gDirExtensions[i]);
+
+	if (dir && dir.exists() && dir.isDirectory()) {
+  	  var shareLocation = new DirectoryInstallLocation("app-altlinux", dir, true, priority);
+	  InstallLocations.put(shareLocation);
+	}
+  } catch(e) { 
+	dump("XXXlegion: Something wrong: " + e + "\n");
+  }
+
   // Register App-Profile Install Location
   var appProfileExtensions = getDirNoCreate(KEY_PROFILEDS, [DIR_EXTENSIONS]);
   var priority = nsIInstallLocation.PRIORITY_APP_PROFILE;
   var profileLocation = new DirectoryInstallLocation(KEY_APP_PROFILE, 
--- mozilla/toolkit/mozapps/extensions/src/Makefile.in.fix7	2007-02-27 19:15:00 +0300
+++ mozilla/toolkit/mozapps/extensions/src/Makefile.in	2007-02-27 19:16:55 +0300
@@ -47,7 +47,11 @@ MODULE = extensions
 EXTRA_COMPONENTS = nsExtensionManager.js
 
 include $(topsrcdir)/config/rules.mk
 
+DEFINES += -DMOZ_APP_NAME=$(MOZ_APP_NAME)
+DEFINES += -DMOZ_APP_DISPLAYNAME=$(MOZ_APP_DISPLAYNAME)
+DEFINES += -DMOZ_APP_VERSION=$(MOZ_APP_VERSION)
+
 nsExtensionManager.js: nsExtensionManager.js.in
 	$(PERL) $(MOZILLA_DIR)/config/preprocessor.pl $(DEFINES) $(ACDEFINES) $^ > $@