commit-graph: implement "--append" option

diff --git a/diff.h b/diff.h
index 8af1213684e2b5c3f1f877557d8733860520a6cd..6bd278aac11a4349ce76602113e45e31ae1229de 100644 (file)
--- a/diff.h
+++ b/diff.h
@@ -7,6 +7,7 @@
 #include "tree-walk.h"
 #include "pathspec.h"
 #include "object.h"
+#include "oidset.h"
 
 struct rev_info;
 struct diff_options;
@@ -165,6 +166,10 @@ struct diff_options {
        const char *stat_sep;
        long xdl_opts;
 
+       /* see Documentation/diff-options.txt */
+       char **anchors;
+       size_t anchors_nr, anchors_alloc;
+
        int stat_width;
        int stat_name_width;
        int stat_graph_width;
@@ -173,6 +178,8 @@ struct diff_options {
        enum diff_words_type word_diff;
        enum diff_submodule_format submodule_format;
 
+       struct oidset *objfind;
+
        /* this is set by diffcore for DIFF_FORMAT_PATCH */
        int found_changes;
 
@@ -325,6 +332,11 @@ extern void diff_setup_done(struct diff_options *);
 
 #define DIFF_PICKAXE_KIND_S    4 /* traditional plumbing counter */
 #define DIFF_PICKAXE_KIND_G    8 /* grep in the patch */
+#define DIFF_PICKAXE_KIND_OBJFIND      16 /* specific object IDs */
+
+#define DIFF_PICKAXE_KINDS_MASK (DIFF_PICKAXE_KIND_S | \
+                                DIFF_PICKAXE_KIND_G | \
+                                DIFF_PICKAXE_KIND_OBJFIND)
 
 #define DIFF_PICKAXE_IGNORE_CASE       32