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-rw-r--r--diffcore.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/diffcore.h b/diffcore.h
index 092eecce23..ee1955bf38 100644
--- a/diffcore.h
+++ b/diffcore.h
@@ -48,6 +48,12 @@ struct diff_filepair {
#define DIFF_PAIR_TYPE_CHANGED(p) \
((S_IFMT & (p)->one->mode) != (S_IFMT & (p)->two->mode))
+#define DIFF_PAIR_MODE_CHANGED(p) ((p)->one->mode != (p)->two->mode)
+
+#define DIFF_FILE_CANON_MODE(mode) \
+ (S_ISREG(mode) ? (S_IFREG | ce_permissions(mode)) : \
+ S_ISLNK(mode) ? S_IFLNK : S_IFDIR)
+
extern int diff_unmodified_pair(struct diff_filepair *);
struct diff_queue_struct {