git log/diff: add -G<regexp> that greps in the patch text

diff --git a/diff.h b/diff.h
index bf2f44d840735684c89f654ee6f3b3a935af2c55..1fd44f5e47604b94c28a673e6cadc6ec870da9df 100644 (file)
--- a/diff.h
+++ b/diff.h
@@ -238,6 +238,9 @@ extern int diff_setup_done(struct diff_options *);
 #define DIFF_PICKAXE_ALL       1
 #define DIFF_PICKAXE_REGEX     2
 
+#define DIFF_PICKAXE_KIND_S    4 /* traditional plumbing counter */
+#define DIFF_PICKAXE_KIND_G    8 /* grep in the patch */
+
 extern void diffcore_std(struct diff_options *);
 extern void diffcore_fix_diff_index(struct diff_options *);