Andrew's git - gitweb.git/blob

   1#ifndef REVISION_H
   2#define REVISION_H
   3
   4#include "parse-options.h"
   5#include "grep.h"
   6#include "notes.h"
   7
   8#define SEEN            (1u<<0)
   9#define UNINTERESTING   (1u<<1)
  10#define TREESAME        (1u<<2)
  11#define SHOWN           (1u<<3)
  12#define TMP_MARK        (1u<<4) /* for isolated cases; clean after use */
  13#define BOUNDARY        (1u<<5)
  14#define CHILD_SHOWN     (1u<<6)
  15#define ADDED           (1u<<7) /* Parents already parsed and added? */
  16#define SYMMETRIC_LEFT  (1u<<8)
  17#define PATCHSAME       (1u<<9)
  18#define ALL_REV_FLAGS   ((1u<<10)-1)
  19
  20#define DECORATE_SHORT_REFS     1
  21#define DECORATE_FULL_REFS      2
  22
  23struct rev_info;
  24struct log_info;
  25struct string_list;
  26
  27struct rev_info {
  28        /* Starting list */
  29        struct commit_list *commits;
  30        struct object_array pending;
  31
  32        /* Parents of shown commits */
  33        struct object_array boundary_commits;
  34
  35        /* Basic information */
  36        const char *prefix;
  37        const char *def;
  38        struct pathspec prune_data;
  39        unsigned int    early_output:1,
  40                        ignore_missing:1;
  41
  42        /* Traversal flags */
  43        unsigned int    dense:1,
  44                        prune:1,
  45                        no_walk:1,
  46                        show_all:1,
  47                        remove_empty_trees:1,
  48                        simplify_history:1,
  49                        lifo:1,
  50                        topo_order:1,
  51                        simplify_merges:1,
  52                        simplify_by_decoration:1,
  53                        tag_objects:1,
  54                        tree_objects:1,
  55                        blob_objects:1,
  56                        edge_hint:1,
  57                        limited:1,
  58                        unpacked:1,
  59                        boundary:2,
  60                        count:1,
  61                        left_right:1,
  62                        left_only:1,
  63                        right_only:1,
  64                        rewrite_parents:1,
  65                        print_parents:1,
  66                        show_source:1,
  67                        show_decorations:1,
  68                        reverse:1,
  69                        reverse_output_stage:1,
  70                        cherry_pick:1,
  71                        cherry_mark:1,
  72                        bisect:1,
  73                        ancestry_path:1,
  74                        first_parent_only:1;
  75
  76        /* Diff flags */
  77        unsigned int    diff:1,
  78                        full_diff:1,
  79                        show_root_diff:1,
  80                        no_commit_id:1,
  81                        verbose_header:1,
  82                        ignore_merges:1,
  83                        combine_merges:1,
  84                        dense_combined_merges:1,
  85                        always_show_header:1;
  86
  87        /* Format info */
  88        unsigned int    shown_one:1,
  89                        show_merge:1,
  90                        show_notes:1,
  91                        show_notes_given:1,
  92                        pretty_given:1,
  93                        abbrev_commit:1,
  94                        abbrev_commit_given:1,
  95                        use_terminator:1,
  96                        missing_newline:1,
  97                        date_mode_explicit:1;
  98        unsigned int    disable_stdin:1;
  99
 100        enum date_mode date_mode;
 101
 102        unsigned int    abbrev;
 103        enum cmit_fmt   commit_format;
 104        struct log_info *loginfo;
 105        int             nr, total;
 106        const char      *mime_boundary;
 107        const char      *patch_suffix;
 108        int             numbered_files;
 109        char            *message_id;
 110        struct string_list *ref_message_ids;
 111        const char      *add_signoff;
 112        const char      *extra_headers;
 113        const char      *log_reencode;
 114        const char      *subject_prefix;
 115        int             no_inline;
 116        int             show_log_size;
 117
 118        /* Filter by commit log message */
 119        struct grep_opt grep_filter;
 120
 121        /* Display history graph */
 122        struct git_graph *graph;
 123
 124        /* special limits */
 125        int skip_count;
 126        int max_count;
 127        unsigned long max_age;
 128        unsigned long min_age;
 129        int min_parents;
 130        int max_parents;
 131
 132        /* diff info for patches and for paths limiting */
 133        struct diff_options diffopt;
 134        struct diff_options pruning;
 135
 136        struct reflog_walk_info *reflog_info;
 137        struct decoration children;
 138        struct decoration merge_simplification;
 139
 140        /* notes-specific options: which refs to show */
 141        struct display_notes_opt notes_opt;
 142
 143        /* commit counts */
 144        int count_left;
 145        int count_right;
 146        int count_same;
 147};
 148
 149#define REV_TREE_SAME           0
 150#define REV_TREE_NEW            1       /* Only new files */
 151#define REV_TREE_OLD            2       /* Only files removed */
 152#define REV_TREE_DIFFERENT      3       /* Mixed changes */
 153
 154/* revision.c */
 155typedef void (*show_early_output_fn_t)(struct rev_info *, struct commit_list *);
 156extern volatile show_early_output_fn_t show_early_output;
 157
 158struct setup_revision_opt {
 159        const char *def;
 160        void (*tweak)(struct rev_info *, struct setup_revision_opt *);
 161        const char *submodule;
 162};
 163
 164extern void init_revisions(struct rev_info *revs, const char *prefix);
 165extern int setup_revisions(int argc, const char **argv, struct rev_info *revs, struct setup_revision_opt *);
 166extern void parse_revision_opt(struct rev_info *revs, struct parse_opt_ctx_t *ctx,
 167                                 const struct option *options,
 168                                 const char * const usagestr[]);
 169extern int handle_revision_arg(const char *arg, struct rev_info *revs,int flags,int cant_be_filename);
 170
 171extern int prepare_revision_walk(struct rev_info *revs);
 172extern struct commit *get_revision(struct rev_info *revs);
 173extern char *get_revision_mark(const struct rev_info *revs, const struct commit *commit);
 174extern void put_revision_mark(const struct rev_info *revs, const struct commit *commit);
 175
 176extern void mark_parents_uninteresting(struct commit *commit);
 177extern void mark_tree_uninteresting(struct tree *tree);
 178
 179struct name_path {
 180        struct name_path *up;
 181        int elem_len;
 182        const char *elem;
 183};
 184
 185char *path_name(const struct name_path *path, const char *name);
 186
 187extern void add_object(struct object *obj,
 188                       struct object_array *p,
 189                       struct name_path *path,
 190                       const char *name);
 191
 192extern void add_pending_object(struct rev_info *revs, struct object *obj, const char *name);
 193
 194extern void add_head_to_pending(struct rev_info *);
 195
 196enum commit_action {
 197        commit_ignore,
 198        commit_show,
 199        commit_error
 200};
 201
 202extern enum commit_action get_commit_action(struct rev_info *revs, struct commit *commit);
 203extern enum commit_action simplify_commit(struct rev_info *revs, struct commit *commit);
 204
 205#endif