[gnome-builder/gnome-builder-3-26] ctags: avoid following through symlink

[Christian Hergert <chergert src gnome org>]

commit 4140458ff1abbe6351fa9b74ef22141b1c1347a7
Author: Christian Hergert <chergert redhat com>
Date:   Thu Feb 15 13:36:26 2018 -0800

    ctags: avoid following through symlink
    
    Fixes #407 on stable branch

 plugins/ctags/ide-ctags-builder.c | 4 ++++
 1 file changed, 4 insertions(+)
---
diff --git a/plugins/ctags/ide-ctags-builder.c b/plugins/ctags/ide-ctags-builder.c
index 6952999ff..19642f05c 100644
--- a/plugins/ctags/ide-ctags-builder.c
+++ b/plugins/ctags/ide-ctags-builder.c
@@ -179,6 +179,7 @@ ide_ctags_builder_build (IdeCtagsBuilder *self,
    */
 
   enumerator = g_file_enumerate_children (directory,
+                                          G_FILE_ATTRIBUTE_STANDARD_IS_SYMLINK","
                                           G_FILE_ATTRIBUTE_STANDARD_NAME","
                                           G_FILE_ATTRIBUTE_STANDARD_TYPE,
                                           G_FILE_QUERY_INFO_NOFOLLOW_SYMLINKS,
@@ -200,6 +201,9 @@ ide_ctags_builder_build (IdeCtagsBuilder *self,
       if (g_hash_table_contains (ignored, name))
         continue;
 
+      if (g_file_info_get_is_symlink (info))
+        continue;
+
       if (type == G_FILE_TYPE_DIRECTORY)
         {
           if (recursive)