[gnome-builder] ctags: allow copying an index entry for thread safety

[Christian Hergert <chergert src gnome org>]

commit dff89390b0d5656d94db56de4b0cb4974e6c222b
Author: Christian Hergert <christian hergert me>
Date:   Thu Jul 16 13:36:08 2015 -0700

    ctags: allow copying an index entry for thread safety
    
    Sometimes we might want access to the entry from another thread. This
    allows us to quickly do so.

 plugins/ctags/ide-ctags-index.c |   23 +++++++++++++++++++++++
 plugins/ctags/ide-ctags-index.h |    6 ++++--
 2 files changed, 27 insertions(+), 2 deletions(-)
---
diff --git a/plugins/ctags/ide-ctags-index.c b/plugins/ctags/ide-ctags-index.c
index f5e71d5..e60670e 100644
--- a/plugins/ctags/ide-ctags-index.c
+++ b/plugins/ctags/ide-ctags-index.c
@@ -564,6 +564,29 @@ ide_ctags_index_resolve_path (IdeCtagsIndex *self,
   return g_build_filename (self->path_root, relative_path, NULL);
 }
 
+IdeCtagsIndexEntry *
+ide_ctags_index_entry_copy (const IdeCtagsIndexEntry *entry)
+{
+  IdeCtagsIndexEntry *copy;
+
+  copy = g_slice_new0 (IdeCtagsIndexEntry);
+  copy->name = g_strdup (entry->name);
+  copy->path = g_strdup (entry->path);
+  copy->pattern = g_strdup (entry->pattern);
+  copy->kind = entry->kind;
+
+  return copy;
+}
+
+void
+ide_ctags_index_entry_free (IdeCtagsIndexEntry *entry)
+{
+  g_free ((gchar *)entry->name);
+  g_free ((gchar *)entry->path);
+  g_free ((gchar *)entry->pattern);
+  g_slice_free (IdeCtagsIndexEntry, entry);
+}
+
 const IdeCtagsIndexEntry *
 ide_ctags_index_lookup (IdeCtagsIndex *self,
                         const gchar   *keyword,
diff --git a/plugins/ctags/ide-ctags-index.h b/plugins/ctags/ide-ctags-index.h
index 2a2c4f5..ddbcfde 100644
--- a/plugins/ctags/ide-ctags-index.h
+++ b/plugins/ctags/ide-ctags-index.h
@@ -77,8 +77,10 @@ const IdeCtagsIndexEntry *ide_ctags_index_lookup_prefix (IdeCtagsIndex        *s
                                                          const gchar          *keyword,
                                                          gsize                *length);
 
-gint ide_ctags_index_entry_compare (gconstpointer a,
-                                    gconstpointer b);
+gint                ide_ctags_index_entry_compare (gconstpointer             a,
+                                                   gconstpointer             b);
+IdeCtagsIndexEntry *ide_ctags_index_entry_copy    (const IdeCtagsIndexEntry *entry);
+void                ide_ctags_index_entry_free    (IdeCtagsIndexEntry       *entry);
 
 G_END_DECLS