Split up tree diff functions into tree-diff.c library

diff --git a/Makefile b/Makefile
index 903c57cdaf2769b323f4da8a7de3eb5bb3f8cca9..7eacf61b3f79dd7786f0bb2389cde3854a811316 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -151,7 +151,7 @@ LIB_H = \
 
 DIFF_OBJS = \
        diff.o diffcore-break.o diffcore-order.o diffcore-pathspec.o \
-       diffcore-pickaxe.o diffcore-rename.o
+       diffcore-pickaxe.o diffcore-rename.o tree-diff.o
 
 LIB_OBJS = \
        blob.o commit.o connect.o count-delta.o csum-file.o \