Andrew's git - gitweb.git/blob

   1#ifndef REVISION_H
   2#define REVISION_H
   3
   4#define SEEN            (1u<<0)
   5#define UNINTERESTING   (1u<<1)
   6#define TREECHANGE      (1u<<2)
   7#define SHOWN           (1u<<3)
   8#define TMP_MARK        (1u<<4) /* for isolated cases; clean after use */
   9#define BOUNDARY        (1u<<5)
  10#define ADDED           (1u<<6) /* Parents already parsed and added? */
  11
  12struct rev_info;
  13
  14typedef void (prune_fn_t)(struct rev_info *revs, struct commit *commit);
  15
  16struct rev_info {
  17        /* Starting list */
  18        struct commit_list *commits;
  19        struct object_list *pending_objects;
  20
  21        /* Basic information */
  22        const char *prefix;
  23        void *prune_data;
  24        prune_fn_t *prune_fn;
  25
  26        /* Traversal flags */
  27        unsigned int    dense:1,
  28                        no_merges:1,
  29                        remove_empty_trees:1,
  30                        lifo:1,
  31                        topo_order:1,
  32                        tag_objects:1,
  33                        tree_objects:1,
  34                        blob_objects:1,
  35                        edge_hint:1,
  36                        limited:1,
  37                        unpacked:1,
  38                        boundary:1,
  39                        parents:1;
  40
  41        /* special limits */
  42        int max_count;
  43        unsigned long max_age;
  44        unsigned long min_age;
  45
  46        topo_sort_set_fn_t topo_setter;
  47        topo_sort_get_fn_t topo_getter;
  48};
  49
  50#define REV_TREE_SAME           0
  51#define REV_TREE_NEW            1
  52#define REV_TREE_DIFFERENT      2
  53
  54/* revision.c */
  55extern int rev_same_tree_as_empty(struct tree *t1);
  56extern int rev_compare_tree(struct tree *t1, struct tree *t2);
  57
  58extern void init_revisions(struct rev_info *revs);
  59extern int setup_revisions(int argc, const char **argv, struct rev_info *revs, const char *def);
  60extern void prepare_revision_walk(struct rev_info *revs);
  61extern struct commit *get_revision(struct rev_info *revs);
  62
  63extern void mark_parents_uninteresting(struct commit *commit);
  64extern void mark_tree_uninteresting(struct tree *tree);
  65
  66struct name_path {
  67        struct name_path *up;
  68        int elem_len;
  69        const char *elem;
  70};
  71
  72extern struct object_list **add_object(struct object *obj,
  73                                       struct object_list **p,
  74                                       struct name_path *path,
  75                                       const char *name);
  76
  77#endif