# HG changeset patch
# User Wolfgang Rosenauer <wr@rosenauer.org>
# Parent db620d83124746201970dcf50c661957df979eca
Bug 583793 - Firefox interface language set to LANG, ignores LANGUAGE

diff --git a/intl/locale/src/nsLocaleService.cpp b/intl/locale/src/nsLocaleService.cpp
--- a/intl/locale/src/nsLocaleService.cpp
+++ b/intl/locale/src/nsLocaleService.cpp
@@ -181,16 +181,17 @@ nsLocaleService::nsLocaleService(void)
         }
 
 
 #ifdef MOZ_WIDGET_QT
         const char* lang = QLocale::system().name().toAscii();
 #else
         // Get system configuration
         const char* lang = getenv("LANG");
+        const char* language = getenv("LANGUAGE");
 #endif
 
         for( i = 0; i < LocaleListLength; i++ ) {
             nsresult result;
             // setlocale( , "") evaluates LC_* and LANG
             char* lc_temp = setlocale(posix_locale_category[i], "");
             CopyASCIItoUTF16(LocaleList[i], category);
             category_platform = category;
@@ -206,16 +207,21 @@ nsLocaleService::nsLocaleService(void)
                 else {
                     CopyASCIItoUTF16(lang, platformLocale);
                     result = posixConverter->GetXPLocale(lang, xpLocale);
                 }
             }
             if (NS_FAILED(result)) {
                 return;
             }
+            // LANGUAGE is overriding LC_MESSAGES
+            if (i == LC_MESSAGES && language && *language) {
+                CopyASCIItoUTF16(language, platformLocale);
+                result = posixConverter->GetXPLocale(language, xpLocale);
+            }
             resultLocale->AddCategory(category, xpLocale);
             resultLocale->AddCategory(category_platform, platformLocale);
         }
         mSystemLocale = do_QueryInterface(resultLocale);
         mApplicationLocale = do_QueryInterface(resultLocale);
     }  // if ( NS_SUCCEEDED )...
        
 #endif // XP_UNIX