Merge branch 'mk/diff'

* mk/diff:
  Diff between two blobs should take mode changes into account now.
  use mode of the tree in git-diff, if <tree>:<file> syntax is used
  store mode in rev_list, if <tree>:<filename> syntax is used
  add add_object_array_with_mode
  add get_sha1_with_mode
  Add S_IFINVALID mode

1 files changed, 4 insertions, 0 deletions

diff --git a/cache.h b/cache.h
index 89aaf0022d..23e8f24d5c 100644
--- a/cache.h
+++ b/cache.h
@@ -24,6 +24,9 @@
 #define DTYPE(de)	DT_UNKNOWN
 #endif
 
+/* unknown mode (impossible combination S_IFIFO|S_IFCHR) */
+#define S_IFINVALID     0030000
+
 /*
  * A "directory link" is a link to another git directory.
  *
@@ -339,6 +342,7 @@ static inline unsigned int hexval(unsigned int c)
 #define DEFAULT_ABBREV 7
 
 extern int get_sha1(const char *str, unsigned char *sha1);
+extern int get_sha1_with_mode(const char *str, unsigned char *sha1, unsigned *mode);
 extern int get_sha1_hex(const char *hex, unsigned char *sha1);
 extern char *sha1_to_hex(const unsigned char *sha1);	/* static buffer result! */
 extern int read_ref(const char *filename, unsigned char *sha1);