tree-diff: allow diff_tree_sha1 to accept NULL sha1

diff --git a/diffcore.h b/diffcore.h
index 1c16c8595b21c2712259041c01d4b58d76a60222..79de8cf28dc6919f069ae44f7f036a46264452e9 100644 (file)
--- a/diffcore.h
+++ b/diffcore.h
@@ -29,10 +29,8 @@ struct diff_filespec {
        char *path;
        void *data;
        void *cnt_data;
-       const char *funcname_pattern_ident;
        unsigned long size;
        int count;               /* Reference count */
-       int xfrm_flags;          /* for use by the xfrm */
        int rename_used;         /* Count of rename users */
        unsigned short mode;     /* file mode */
        unsigned sha1_valid : 1; /* if true, use sha1 and trust mode;
@@ -43,13 +41,13 @@ struct diff_filespec {
        unsigned should_free : 1; /* data should be free()'ed */
        unsigned should_munmap : 1; /* data should be munmap()'ed */
        unsigned dirty_submodule : 2;  /* For submodules: its work tree is dirty */
-       unsigned is_stdin : 1;
 #define DIRTY_SUBMODULE_UNTRACKED 1
 #define DIRTY_SUBMODULE_MODIFIED  2
+       unsigned is_stdin : 1;
        unsigned has_more_entries : 1; /* only appear in combined diff */
-       struct userdiff_driver *driver;
        /* data should be considered "binary"; -1 means "don't know yet" */
-       int is_binary;
+       int is_binary : 2;
+       struct userdiff_driver *driver;
 };
 
 extern struct diff_filespec *alloc_filespec(const char *);