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path: root/mozilla-1170092.patch
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diff -up firefox-56.0/extensions/pref/autoconfig/src/nsReadConfig.cpp.1170092 firefox-56.0/extensions/pref/autoconfig/src/nsReadConfig.cpp
--- firefox-56.0/extensions/pref/autoconfig/src/nsReadConfig.cpp.1170092	2017-09-25 10:28:35.413675532 +0200
+++ firefox-56.0/extensions/pref/autoconfig/src/nsReadConfig.cpp	2017-09-25 10:31:06.394196960 +0200
@@ -243,9 +243,20 @@ nsresult nsReadConfig::openAndEvaluateJS
             return rv;
 
         rv = NS_NewLocalFileInputStream(getter_AddRefs(inStr), jsFile);
-        if (NS_FAILED(rv))
-            return rv;
+        if (NS_FAILED(rv)) {
+          // Look for cfg file in /etc/<application>/pref
+          rv = NS_GetSpecialDirectory(NS_APP_PREFS_SYSTEM_CONFIG_DIR,
+                                      getter_AddRefs(jsFile));
+          NS_ENSURE_SUCCESS(rv, rv);
+
+          rv = jsFile->AppendNative(NS_LITERAL_CSTRING("pref"));
+          NS_ENSURE_SUCCESS(rv, rv);
+          rv = jsFile->AppendNative(nsDependentCString(aFileName));
+          NS_ENSURE_SUCCESS(rv, rv);
 
+          rv = NS_NewLocalFileInputStream(getter_AddRefs(inStr), jsFile);
+          NS_ENSURE_SUCCESS(rv, rv);
+        }
     } else {
         nsAutoCString location("resource://gre/defaults/autoconfig/");
         location += aFileName;
diff -up firefox-56.0/modules/libpref/Preferences.cpp.1170092 firefox-56.0/modules/libpref/Preferences.cpp
--- firefox-56.0/modules/libpref/Preferences.cpp.1170092	2017-09-14 22:15:52.000000000 +0200
+++ firefox-56.0/modules/libpref/Preferences.cpp	2017-09-25 10:28:35.413675532 +0200
@@ -1514,6 +1514,8 @@ pref_InitInitialObjects()
   // - jar:$gre/omni.jar!/defaults/preferences/*.js
   // Thus, in omni.jar case, we always load app-specific default preferences
   // from omni.jar, whether or not $app == $gre.
+  // At very end load configuration from system config location:
+  // - /etc/firefox/pref/*.js
 
   nsZipFind *findPtr;
   nsAutoPtr<nsZipFind> find;
diff -up firefox-56.0/toolkit/xre/nsXREDirProvider.cpp.1170092 firefox-56.0/toolkit/xre/nsXREDirProvider.cpp
--- firefox-56.0/toolkit/xre/nsXREDirProvider.cpp.1170092	2017-09-14 22:16:02.000000000 +0200
+++ firefox-56.0/toolkit/xre/nsXREDirProvider.cpp	2017-09-25 10:28:35.414675529 +0200
@@ -58,6 +58,7 @@
 #endif
 #ifdef XP_UNIX
 #include <ctype.h>
+#include "nsIXULAppInfo.h"
 #endif
 #ifdef XP_IOS
 #include "UIKitDirProvider.h"
@@ -570,6 +571,20 @@ nsXREDirProvider::GetFile(const char* aP
       }
     }
   }
+#if defined(XP_UNIX)
+  if (!strcmp(aProperty, NS_APP_PREFS_SYSTEM_CONFIG_DIR)) {
+    nsCString sysConfigDir = NS_LITERAL_CSTRING("/etc/");
+    nsCOMPtr<nsIXULAppInfo> appInfo = do_GetService("@mozilla.org/xre/app-info;1");
+    if (!appInfo)
+      return NS_ERROR_NOT_AVAILABLE;
+    nsCString appName;
+    appInfo->GetName(appName);
+    ToLowerCase(appName);
+    sysConfigDir.Append(appName);
+    return NS_NewNativeLocalFile(sysConfigDir, false, aFile);
+  }
+#endif
+
   if (NS_FAILED(rv) || !file)
     return NS_ERROR_FAILURE;
 
@@ -935,6 +950,14 @@ nsXREDirProvider::GetFilesInternal(const
     LoadDirIntoArray(mXULAppDir, kAppendPrefDir, directories);
     LoadDirsIntoArray(mAppBundleDirectories,
                       kAppendPrefDir, directories);
+    // Add /etc/<application>/pref/ directory if it exists
+    nsCOMPtr<nsIFile> systemPrefDir;
+    rv = NS_GetSpecialDirectory(NS_APP_PREFS_SYSTEM_CONFIG_DIR, getter_AddRefs(systemPrefDir));
+    if (NS_SUCCEEDED(rv)) {
+      rv = systemPrefDir->AppendNative(NS_LITERAL_CSTRING("pref"));
+      if (NS_SUCCEEDED(rv))
+        directories.AppendObject(systemPrefDir);
+    }
 
     rv = NS_NewArrayEnumerator(aResult, directories);
   }
diff -up firefox-56.0/xpcom/io/nsAppDirectoryServiceDefs.h.1170092 firefox-56.0/xpcom/io/nsAppDirectoryServiceDefs.h
--- firefox-56.0/xpcom/io/nsAppDirectoryServiceDefs.h.1170092	2017-09-14 22:16:02.000000000 +0200
+++ firefox-56.0/xpcom/io/nsAppDirectoryServiceDefs.h	2017-09-25 10:28:35.414675529 +0200
@@ -62,6 +62,7 @@
 #define NS_APP_PREFS_DEFAULTS_DIR_LIST          "PrefDL"
 #define NS_EXT_PREFS_DEFAULTS_DIR_LIST          "ExtPrefDL"
 #define NS_APP_PREFS_OVERRIDE_DIR               "PrefDOverride" // Directory for per-profile defaults
+#define NS_APP_PREFS_SYSTEM_CONFIG_DIR          "PrefSysConf"   // Directory with system-wide configuration
 
 #define NS_APP_USER_PROFILE_50_DIR              "ProfD"
 #define NS_APP_USER_PROFILE_LOCAL_50_DIR        "ProfLD"
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