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 TREESAME        (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 CHILD_SHOWN     (1u<<6)
  11#define ADDED           (1u<<7) /* Parents already parsed and added? */
  12#define SYMMETRIC_LEFT  (1u<<8)
  13#define TOPOSORT        (1u<<9) /* In the active toposort list.. */
  14#define ALL_REV_FLAGS   ((1u<<10)-1)
  15
  16struct rev_info;
  17struct log_info;
  18
  19struct rev_info {
  20        /* Starting list */
  21        struct commit_list *commits;
  22        struct object_array pending;
  23
  24        /* Parents of shown commits */
  25        struct object_array boundary_commits;
  26
  27        /* Basic information */
  28        const char *prefix;
  29        void *prune_data;
  30        unsigned int early_output;
  31
  32        /* Traversal flags */
  33        unsigned int    dense:1,
  34                        prune:1,
  35                        no_merges:1,
  36                        no_walk:1,
  37                        show_all:1,
  38                        remove_empty_trees:1,
  39                        simplify_history:1,
  40                        lifo:1,
  41                        topo_order:1,
  42                        tag_objects:1,
  43                        tree_objects:1,
  44                        blob_objects:1,
  45                        edge_hint:1,
  46                        limited:1,
  47                        unpacked:1, /* see also ignore_packed below */
  48                        boundary:2,
  49                        left_right:1,
  50                        rewrite_parents:1,
  51                        print_parents:1,
  52                        reverse:1,
  53                        cherry_pick:1,
  54                        first_parent_only:1;
  55
  56        /* Diff flags */
  57        unsigned int    diff:1,
  58                        full_diff:1,
  59                        show_root_diff:1,
  60                        no_commit_id:1,
  61                        verbose_header:1,
  62                        ignore_merges:1,
  63                        combine_merges:1,
  64                        dense_combined_merges:1,
  65                        always_show_header:1;
  66
  67        /* Format info */
  68        unsigned int    shown_one:1,
  69                        abbrev_commit:1,
  70                        use_terminator:1,
  71                        missing_newline:1;
  72        enum date_mode date_mode;
  73
  74        const char **ignore_packed; /* pretend objects in these are unpacked */
  75        int num_ignore_packed;
  76
  77        unsigned int    abbrev;
  78        enum cmit_fmt   commit_format;
  79        struct log_info *loginfo;
  80        int             nr, total;
  81        const char      *mime_boundary;
  82        char            *message_id;
  83        const char      *ref_message_id;
  84        const char      *add_signoff;
  85        const char      *extra_headers;
  86        const char      *log_reencode;
  87        const char      *subject_prefix;
  88        int             no_inline;
  89        int             show_log_size;
  90
  91        /* Filter by commit log message */
  92        struct grep_opt *grep_filter;
  93
  94        /* Display history graph */
  95        struct git_graph *graph;
  96
  97        /* special limits */
  98        int skip_count;
  99        int max_count;
 100        unsigned long max_age;
 101        unsigned long min_age;
 102
 103        /* diff info for patches and for paths limiting */
 104        struct diff_options diffopt;
 105        struct diff_options pruning;
 106
 107        struct reflog_walk_info *reflog_info;
 108};
 109
 110#define REV_TREE_SAME           0
 111#define REV_TREE_NEW            1
 112#define REV_TREE_DIFFERENT      2
 113
 114/* revision.c */
 115typedef void (*show_early_output_fn_t)(struct rev_info *, struct commit_list *);
 116volatile show_early_output_fn_t show_early_output;
 117
 118extern void init_revisions(struct rev_info *revs, const char *prefix);
 119extern int setup_revisions(int argc, const char **argv, struct rev_info *revs, const char *def);
 120extern int handle_revision_arg(const char *arg, struct rev_info *revs,int flags,int cant_be_filename);
 121
 122extern int prepare_revision_walk(struct rev_info *revs);
 123extern struct commit *get_revision(struct rev_info *revs);
 124
 125extern void mark_parents_uninteresting(struct commit *commit);
 126extern void mark_tree_uninteresting(struct tree *tree);
 127
 128struct name_path {
 129        struct name_path *up;
 130        int elem_len;
 131        const char *elem;
 132};
 133
 134extern void add_object(struct object *obj,
 135                       struct object_array *p,
 136                       struct name_path *path,
 137                       const char *name);
 138
 139extern void add_pending_object(struct rev_info *revs, struct object *obj, const char *name);
 140
 141extern void add_head_to_pending(struct rev_info *);
 142
 143enum commit_action {
 144        commit_ignore,
 145        commit_show,
 146        commit_error
 147};
 148
 149extern enum commit_action simplify_commit(struct rev_info *revs, struct commit *commit);
 150
 151#endif