thodg/libgit2

diff --git a/src/checkout.c b/src/checkout.c
index df1a2c4..8d3a89e 100644
--- a/src/checkout.c
+++ b/src/checkout.c
@@ -25,160 +25,159 @@ GIT_BEGIN_DECL
 
 static int get_head_tree(git_tree **out, git_repository *repo)
 {
-   int retcode = GIT_ERROR;
-   git_reference *head = NULL;
-
-   /* Dereference HEAD all the way to an OID ref */
-   if (!git_reference_lookup_resolved(&head, repo, GIT_HEAD_FILE, -1)) {
-      /* The OID should be a commit */
-      git_object *commit;
-      if (!git_object_lookup(&commit, repo,
-                             git_reference_oid(head), GIT_OBJ_COMMIT)) {
-         /* Get the tree */
-         if (!git_commit_tree(out, (git_commit*)commit)) {
-            retcode = 0;
-         }
-         git_object_free(commit);
-      }
-      git_reference_free(head);
-   }
-
-   return retcode;
+	int retcode = GIT_ERROR;
+	git_reference *head = NULL;
+
+	/* Dereference HEAD all the way to an OID ref */
+	if (!git_reference_lookup_resolved(&head, repo, GIT_HEAD_FILE, -1)) {
+		/* The OID should be a commit */
+		git_object *commit;
+		if (!git_object_lookup(&commit, repo,
+									  git_reference_oid(head), GIT_OBJ_COMMIT)) {
+			/* Get the tree */
+			if (!git_commit_tree(out, (git_commit*)commit)) {
+				retcode = 0;
+			}
+			git_object_free(commit);
+		}
+		git_reference_free(head);
+	}
+
+	return retcode;
 }
 
 typedef struct tree_walk_data
 {
-   git_indexer_stats *stats;
-   git_repository *repo;
+	git_indexer_stats *stats;
+	git_repository *repo;
 } tree_walk_data;
 
 
+/* TODO: murder this */
 static int count_walker(const char *path, git_tree_entry *entry, void *payload)
 {
-   GIT_UNUSED(path);
-   GIT_UNUSED(entry);
-   ((tree_walk_data*)payload)->stats->total++;
-   return 0;
+	GIT_UNUSED(path);
+	GIT_UNUSED(entry);
+	((tree_walk_data*)payload)->stats->total++;
+	return 0;
 }
 
 static int apply_filters(git_buf *out,
-                         git_vector *filters,
-                         const void *data,
-                         size_t len)
+								 git_vector *filters,
+								 const void *data,
+								 size_t len)
 {
-   int retcode = GIT_ERROR;
+	int retcode = GIT_ERROR;
 
-   git_buf_clear(out);
+	git_buf_clear(out);
 
-   if (!filters->length) {
-      /* No filters to apply; just copy the result */
-      git_buf_put(out, data, len);
-      return 0;
-   }
+	if (!filters->length) {
+		/* No filters to apply; just copy the result */
+		git_buf_put(out, data, len);
+		return 0;
+	}
 
-   git_buf origblob;
-   git_buf_attach(&origblob, (char*)data, len);
-   retcode = git_filters_apply(out, &origblob, filters);
-   git_buf_detach(&origblob);
+	git_buf origblob = GIT_BUF_INIT;
+	git_buf_attach(&origblob, (char*)data, len);
+	retcode = git_filters_apply(out, &origblob, filters);
+	git_buf_detach(&origblob);
 
-   return retcode;
+	return retcode;
 }
 
 static int blob_contents_to_file(git_repository *repo, git_buf *fnbuf, const git_oid *id, int mode)
 {
-   int retcode = GIT_ERROR;
-
-   git_blob *blob;
-   if (!git_blob_lookup(&blob, repo, id)) {
-      const void *contents = git_blob_rawcontent(blob);
-      size_t len = git_blob_rawsize(blob);
-      git_vector filters = GIT_VECTOR_INIT;
-      int filter_count;
-
-      /* TODO: line-ending smudging */
-      filter_count = git_filters_load(&filters, repo,
-                                      git_buf_cstr(fnbuf),
-                                      GIT_FILTER_TO_WORKTREE);
-      printf("Got %d filters\n", filter_count);
-      if (filter_count >= 0) {
-         git_buf filteredblob = GIT_BUF_INIT;
-         if (!apply_filters(&filteredblob, &filters, contents, len)) {
-            int fd = git_futils_creat_withpath(git_buf_cstr(fnbuf),
-                                               GIT_DIR_MODE, mode);
-            if (fd >= 0) {
-               retcode = (!p_write(fd, contents, len)) ? 0 : GIT_ERROR;
-               p_close(fd);
-            }
-         }
-      }
-
-      git_blob_free(blob);
-   }
-
-   return retcode;
+	int retcode = GIT_ERROR;
+
+	git_blob *blob;
+	if (!git_blob_lookup(&blob, repo, id)) {
+		const void *contents = git_blob_rawcontent(blob);
+		size_t len = git_blob_rawsize(blob);
+		git_vector filters = GIT_VECTOR_INIT;
+		int filter_count;
+
+		/* TODO: line-ending smudging */
+		filter_count = git_filters_load(&filters, repo,
+												  git_buf_cstr(fnbuf),
+												  GIT_FILTER_TO_WORKTREE);
+		if (filter_count >= 0) {
+			git_buf filteredblob = GIT_BUF_INIT;
+			if (!apply_filters(&filteredblob, &filters, contents, len)) {
+				int fd = git_futils_creat_withpath(git_buf_cstr(fnbuf),
+															  GIT_DIR_MODE, mode);
+				if (fd >= 0) {
+					retcode = (!p_write(fd, contents, len)) ? 0 : GIT_ERROR;
+					p_close(fd);
+				}
+			}
+			git_buf_free(&filteredblob);
+		}
+
+		git_blob_free(blob);
+	}
+
+	return retcode;
 }
 
 static int checkout_walker(const char *path, git_tree_entry *entry, void *payload)
 {
-   int retcode = 0;
-   tree_walk_data *data = (tree_walk_data*)payload;
-   int attr = git_tree_entry_attributes(entry);
-
-   switch(git_tree_entry_type(entry)) {
-   case GIT_OBJ_TREE:
-      /* TODO: mkdir? */
-      break;
-
-   case GIT_OBJ_BLOB:
-      {
-         git_buf fnbuf = GIT_BUF_INIT;
-         git_buf_join_n(&fnbuf, '/', 3,
-                        git_repository_workdir(data->repo),
-                        path,
-                        git_tree_entry_name(entry));
-         retcode = blob_contents_to_file(data->repo, &fnbuf, git_tree_entry_id(entry), attr);
-         git_buf_free(&fnbuf);
-      }
-      break;
-
-   default:
-      retcode = -1;
-      break;
-   }
-
-   data->stats->processed++;
-   return retcode;
+	int retcode = 0;
+	tree_walk_data *data = (tree_walk_data*)payload;
+	int attr = git_tree_entry_attributes(entry);
+
+	switch(git_tree_entry_type(entry)) {
+	case GIT_OBJ_TREE:
+		/* TODO: mkdir? */
+		break;
+
+	case GIT_OBJ_BLOB:
+		{
+			git_buf fnbuf = GIT_BUF_INIT;
+			git_buf_join_n(&fnbuf, '/', 3,
+								git_repository_workdir(data->repo),
+								path,
+								git_tree_entry_name(entry));
+			retcode = blob_contents_to_file(data->repo, &fnbuf, git_tree_entry_id(entry), attr);
+			git_buf_free(&fnbuf);
+		}
+		break;
+
+	default:
+		retcode = -1;
+		break;
+	}
+
+	data->stats->processed++;
+	return retcode;
 }
 
-/* TODO
- * -> Line endings
- */
+
 int git_checkout_force(git_repository *repo, git_indexer_stats *stats)
 {
-   int retcode = GIT_ERROR;
-   git_indexer_stats dummy_stats;
-   git_tree *tree;
-   tree_walk_data payload;
-
-   assert(repo);
-   if (!stats) stats = &dummy_stats;
-
-   stats->total = stats->processed = 0;
-   payload.stats = stats;
-   payload.repo = repo;
-
-   if (!get_head_tree(&tree, repo)) {
-      /* Count all the tree nodes for progress information */
-      if (!git_tree_walk(tree, count_walker, GIT_TREEWALK_POST, &payload)) {
-         /* Checkout the files */
-         if (!git_tree_walk(tree, checkout_walker, GIT_TREEWALK_POST, &payload)) {
-            retcode = 0;
-         }
-      }
-      git_tree_free(tree);
-   }
-
-   return retcode;
+	int retcode = GIT_ERROR;
+	git_indexer_stats dummy_stats;
+	git_tree *tree;
+	tree_walk_data payload;
+
+	assert(repo);
+	if (!stats) stats = &dummy_stats;
+
+	stats->total = stats->processed = 0;
+	payload.stats = stats;
+	payload.repo = repo;
+
+	if (!get_head_tree(&tree, repo)) {
+		/* Count all the tree nodes for progress information */
+		if (!git_tree_walk(tree, count_walker, GIT_TREEWALK_POST, &payload)) {
+			/* Checkout the files */
+			if (!git_tree_walk(tree, checkout_walker, GIT_TREEWALK_POST, &payload)) {
+				retcode = 0;
+			}
+		}
+		git_tree_free(tree);
+	}
+
+	return retcode;
 }