1 files changed, 32 insertions, 14 deletions

diff --git a/unpack-trees.h b/unpack-trees.h
index 5517faafad..0d26f3d73e 100644
--- a/unpack-trees.h
+++ b/unpack-trees.h
@@ -1,38 +1,56 @@
 #ifndef UNPACK_TREES_H
 #define UNPACK_TREES_H
 
+#define MAX_UNPACK_TREES 8
+
 struct unpack_trees_options;
 
 typedef int (*merge_fn_t)(struct cache_entry **src,
-		struct unpack_trees_options *options,
-		int remove);
+		struct unpack_trees_options *options);
+
+struct unpack_trees_error_msgs {
+	const char *would_overwrite;
+	const char *not_uptodate_file;
+	const char *not_uptodate_dir;
+	const char *would_lose_untracked;
+	const char *bind_overlap;
+};
 
 struct unpack_trees_options {
-	int reset;
-	int merge;
-	int update;
-	int index_only;
-	int nontrivial_merge;
-	int trivial_merges_only;
-	int verbose_update;
-	int aggressive;
+	unsigned int reset:1,
+		     merge:1,
+		     update:1,
+		     index_only:1,
+		     nontrivial_merge:1,
+		     trivial_merges_only:1,
+		     verbose_update:1,
+		     aggressive:1,
+		     skip_unmerged:1,
+		     initial_checkout:1,
+		     gently:1;
 	const char *prefix;
 	int pos;
 	struct dir_struct *dir;
 	merge_fn_t fn;
+	struct unpack_trees_error_msgs msgs;
 
 	int head_idx;
 	int merge_size;
 
 	struct cache_entry *df_conflict_entry;
+	void *unpack_data;
+
+	struct index_state *dst_index;
+	struct index_state *src_index;
+	struct index_state result;
 };
 
 extern int unpack_trees(unsigned n, struct tree_desc *t,
 		struct unpack_trees_options *options);
 
-int threeway_merge(struct cache_entry **stages, struct unpack_trees_options *o, int);
-int twoway_merge(struct cache_entry **src, struct unpack_trees_options *o, int);
-int bind_merge(struct cache_entry **src, struct unpack_trees_options *o, int);
-int oneway_merge(struct cache_entry **src, struct unpack_trees_options *o, int);
+int threeway_merge(struct cache_entry **stages, struct unpack_trees_options *o);
+int twoway_merge(struct cache_entry **src, struct unpack_trees_options *o);
+int bind_merge(struct cache_entry **src, struct unpack_trees_options *o);
+int oneway_merge(struct cache_entry **src, struct unpack_trees_options *o);
 
 #endif