[libgit2-glib] Added force parameter to ggit_index_read

[Jesse van den Kieboom <jessevdk src gnome org>]

commit 1d681f9ec7138563fa152b36f6e1aa489b704af0
Author: Jesse van den Kieboom <jessevdk gmail com>
Date:   Fri Nov 22 19:14:33 2013 +0100

    Added force parameter to ggit_index_read

 libgit2-glib/ggit-index.c |   13 ++++++++++++-
 libgit2-glib/ggit-index.h |    1 +
 2 files changed, 13 insertions(+), 1 deletions(-)
---
diff --git a/libgit2-glib/ggit-index.c b/libgit2-glib/ggit-index.c
index 3636709..a53b6f0 100644
--- a/libgit2-glib/ggit-index.c
+++ b/libgit2-glib/ggit-index.c
@@ -236,17 +236,28 @@ ggit_index_open (GFile   *file,
 /**
  * ggit_index_read:
  * @idx: a #GgitIndex.
+ * @force: force read even if there are in-memory changes.
  * @error: a #GError for error reporting, or %NULL.
  *
  * Update the contents of an existing index object in memory by reading from
  * the hard disk.
  *
+ * If @force is true, this performs a "hard" read that discards in-memory
+ * changes and always reloads the on-disk index data. If there is no on-disk
+ * version, the index will be cleared.
+ *
+ * If @force is false, this does a "soft" read that reloads the index data from
+ * disk only if it has changed since the last time it was loaded. Purely
+ * in-memory index data will be untouched. Be aware: if there are changes on
+ * disk, unwritten in-memory changes are discarded.
+ *
  * Returns: %TRUE if the index could be read from the file associated with the
  *          index, %FALSE otherwise.
  *
  **/
 gboolean
 ggit_index_read (GgitIndex  *idx,
+                 gboolean    force,
                  GError    **error)
 {
        gint ret;
@@ -254,7 +265,7 @@ ggit_index_read (GgitIndex  *idx,
        g_return_val_if_fail (GGIT_IS_INDEX (idx), FALSE);
        g_return_val_if_fail (error == NULL || *error == NULL, FALSE);
 
-       ret = git_index_read (_ggit_native_get (idx));
+       ret = git_index_read (_ggit_native_get (idx), (int)force);
 
        if (ret != GIT_OK)
        {
diff --git a/libgit2-glib/ggit-index.h b/libgit2-glib/ggit-index.h
index 8ff3541..d69faa0 100644
--- a/libgit2-glib/ggit-index.h
+++ b/libgit2-glib/ggit-index.h
@@ -70,6 +70,7 @@ GgitIndex                *ggit_index_open                     (GFile      *file,
                                                                GError    **error);
 
 gboolean                  ggit_index_read                     (GgitIndex  *idx,
+                                                               gboolean    force,
                                                                GError    **error);
 
 gboolean                  ggit_index_write                    (GgitIndex  *idx,