From 4ca4b785f94d3635eb39a18824f6732362d0778b Mon Sep 17 00:00:00 2001
From: Colin Watson <cjwatson@ubuntu.com>
Date: Mon, 13 Jan 2014 12:13:07 +0000
Subject: Prefer translations from Ubuntu language packs if available

Bug-Ubuntu: https://bugs.launchpad.net/bugs/537998
Forwarded: not-needed
Last-Update: 2013-12-25

Patch-Name: install_locale_langpack.patch
---
 util/grub-install-common.c | 40 +++++++++++++++++++++++++++++++++-------
 1 file changed, 33 insertions(+), 7 deletions(-)

diff --git a/util/grub-install-common.c b/util/grub-install-common.c
index 6ea0a8e..9cf3012 100644
--- a/util/grub-install-common.c
+++ b/util/grub-install-common.c
@@ -594,17 +594,25 @@ get_localedir (void)
 }
 
 static void
-copy_locales (const char *dstd)
+copy_locales (const char *dstd, int langpack)
 {
   grub_util_fd_dir_t d;
   grub_util_fd_dirent_t de;
   const char *locale_dir = get_localedir ();
+  char *dir;
 
-  d = grub_util_fd_opendir (locale_dir);
+  if (langpack)
+    dir = xasprintf ("%s-langpack", locale_dir);
+  else
+    dir = xstrdup (locale_dir);
+
+  d = grub_util_fd_opendir (dir);
   if (!d)
     {
-      grub_util_warn (_("cannot open directory `%s': %s"),
-		      locale_dir, grub_util_fd_strerror ());
+      if (!langpack)
+	grub_util_warn (_("cannot open directory `%s': %s"),
+			dir, grub_util_fd_strerror ());
+      free (dir);
       return;
     }
 
@@ -621,14 +629,14 @@ copy_locales (const char *dstd)
       if (ext && (grub_strcmp (ext, ".mo") == 0
 		  || grub_strcmp (ext, ".gmo") == 0))
 	{
-	  srcf = grub_util_path_concat (2, locale_dir, de->d_name);
+	  srcf = grub_util_path_concat (2, dir, de->d_name);
 	  dstf = grub_util_path_concat (2, dstd, de->d_name);
 	  ext = grub_strrchr (dstf, '.');
 	  grub_strcpy (ext, ".mo");
 	}
       else
 	{
-	  srcf = grub_util_path_concat_ext (4, locale_dir, de->d_name,
+	  srcf = grub_util_path_concat_ext (4, dir, de->d_name,
 					    "LC_MESSAGES", PACKAGE, ".mo");
 	  dstf = grub_util_path_concat_ext (2, dstd, de->d_name, ".mo");
 	}
@@ -637,6 +645,7 @@ copy_locales (const char *dstd)
       free (dstf);
     }
   grub_util_fd_closedir (d);
+  free (dir);
 }
 
 static struct
@@ -760,12 +769,14 @@ grub_install_copy_files (const char *src,
     {
       char *srcd = grub_util_path_concat (2, src, "po");
       copy_by_ext (srcd, dst_locale, ".mo", 0);
-      copy_locales (dst_locale);
+      copy_locales (dst_locale, 0);
+      copy_locales (dst_locale, 1);
       free (srcd);
     }
   else
     {
       const char *locale_dir = get_localedir ();
+      char *locale_langpack_dir = xasprintf ("%s-langpack", locale_dir);
 
       for (i = 0; i < install_locales.n_entries; i++)
 	{
@@ -784,6 +795,19 @@ grub_install_copy_files (const char *src,
 	    }
 	  free (srcf);
 	  srcf = grub_util_path_concat_ext (4,
+						 locale_langpack_dir,
+						 install_locales.entries[i],
+						 "LC_MESSAGES",
+						 PACKAGE,
+						 ".mo");
+	  if (grub_install_compress_file (srcf, dstf, 0))
+	    {
+	      free (srcf);
+	      free (dstf);
+	      continue;
+	    }
+	  free (srcf);
+	  srcf = grub_util_path_concat_ext (4,
 						 locale_dir,
 						 install_locales.entries[i],
 						 "LC_MESSAGES",
@@ -798,6 +822,8 @@ grub_install_copy_files (const char *src,
 	  grub_util_error (_("cannot find locale `%s'"),
 			   install_locales.entries[i]);
 	}
+
+      free (locale_langpack_dir);
     }
 
   if (install_themes.is_default)
