Andrew's git - gitweb.git/blob

bdbdd235d821eff10eae42d32933152f2d22bd74
   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 BOUNDARY_SHOW   (1u<<6)
  11#define ADDED           (1u<<7) /* Parents already parsed and added? */
  12
  13struct rev_info;
  14struct log_info;
  15
  16typedef void (prune_fn_t)(struct rev_info *revs, struct commit *commit);
  17
  18struct rev_info {
  19        /* Starting list */
  20        struct commit_list *commits;
  21        struct object_list *pending_objects;
  22
  23        /* Basic information */
  24        const char *prefix;
  25        void *prune_data;
  26        prune_fn_t *prune_fn;
  27
  28        /* Traversal flags */
  29        unsigned int    dense:1,
  30                        no_merges:1,
  31                        no_walk:1,
  32                        remove_empty_trees:1,
  33                        lifo:1,
  34                        topo_order:1,
  35                        tag_objects:1,
  36                        tree_objects:1,
  37                        blob_objects:1,
  38                        edge_hint:1,
  39                        limited:1,
  40                        unpacked:1,
  41                        boundary:1,
  42                        parents:1;
  43
  44        /* Diff flags */
  45        unsigned int    diff:1,
  46                        full_diff:1,
  47                        show_root_diff:1,
  48                        no_commit_id:1,
  49                        verbose_header:1,
  50                        ignore_merges:1,
  51                        combine_merges:1,
  52                        dense_combined_merges:1,
  53                        always_show_header:1;
  54
  55        /* Format info */
  56        unsigned int    shown_one:1,
  57                        abbrev_commit:1;
  58        unsigned int    abbrev;
  59        enum cmit_fmt   commit_format;
  60        struct log_info *loginfo;
  61        int             nr, total;
  62        const char      *mime_boundary;
  63
  64        /* special limits */
  65        int max_count;
  66        unsigned long max_age;
  67        unsigned long min_age;
  68
  69        /* diff info for patches and for paths limiting */
  70        struct diff_options diffopt;
  71        struct diff_options pruning;
  72
  73        topo_sort_set_fn_t topo_setter;
  74        topo_sort_get_fn_t topo_getter;
  75};
  76
  77#define REV_TREE_SAME           0
  78#define REV_TREE_NEW            1
  79#define REV_TREE_DIFFERENT      2
  80
  81/* revision.c */
  82extern int rev_same_tree_as_empty(struct rev_info *, struct tree *t1);
  83extern int rev_compare_tree(struct rev_info *, struct tree *t1, struct tree *t2);
  84
  85extern void init_revisions(struct rev_info *revs);
  86extern int setup_revisions(int argc, const char **argv, struct rev_info *revs, const char *def);
  87extern void prepare_revision_walk(struct rev_info *revs);
  88extern struct commit *get_revision(struct rev_info *revs);
  89
  90extern void mark_parents_uninteresting(struct commit *commit);
  91extern void mark_tree_uninteresting(struct tree *tree);
  92
  93struct name_path {
  94        struct name_path *up;
  95        int elem_len;
  96        const char *elem;
  97};
  98
  99extern struct object_list **add_object(struct object *obj,
 100                                       struct object_list **p,
 101                                       struct name_path *path,
 102                                       const char *name);
 103
 104#endif