Andrew's git / gitweb.git /
1b045669ae05519a9f2023e5ccdfa4f75f2c7f29
   1#ifndef REVISION_H
   2#define REVISION_H
   3
   4#include "parse-options.h"
   5
   6#define SEEN            (1u<<0)
   7#define UNINTERESTING   (1u<<1)
   8#define TREESAME        (1u<<2)
   9#define SHOWN           (1u<<3)
  10#define TMP_MARK        (1u<<4) /* for isolated cases; clean after use */
  11#define BOUNDARY        (1u<<5)
  12#define CHILD_SHOWN     (1u<<6)
  13#define ADDED           (1u<<7) /* Parents already parsed and added? */
  14#define SYMMETRIC_LEFT  (1u<<8)
  15#define ALL_REV_FLAGS   ((1u<<9)-1)
  16
  17struct rev_info;
  18struct log_info;
  19
  20struct rev_info {
  21        /* Starting list */
  22        struct commit_list *commits;
  23        struct object_array pending;
  24
  25        /* Parents of shown commits */
  26        struct object_array boundary_commits;
  27
  28        /* Basic information */
  29        const char *prefix;
  30        const char *def;
  31        void *prune_data;
  32        unsigned int early_output;
  33
  34        /* Traversal flags */
  35        unsigned int    dense:1,
  36                        prune:1,
  37                        no_merges:1,
  38                        no_walk:1,
  39                        show_all:1,
  40                        remove_empty_trees:1,
  41                        simplify_history:1,
  42                        lifo:1,
  43                        topo_order:1,
  44                        tag_objects:1,
  45                        tree_objects:1,
  46                        blob_objects:1,
  47                        edge_hint:1,
  48                        limited:1,
  49                        unpacked:1, /* see also ignore_packed below */
  50                        boundary:2,
  51                        left_right:1,
  52                        rewrite_parents:1,
  53                        print_parents:1,
  54                        reverse:1,
  55                        cherry_pick:1,
  56                        first_parent_only:1;
  57
  58        /* Diff flags */
  59        unsigned int    diff:1,
  60                        full_diff:1,
  61                        show_root_diff:1,
  62                        no_commit_id:1,
  63                        verbose_header:1,
  64                        ignore_merges:1,
  65                        combine_merges:1,
  66                        dense_combined_merges:1,
  67                        always_show_header:1;
  68
  69        /* Format info */
  70        unsigned int    shown_one:1,
  71                        show_merge:1,
  72                        abbrev_commit:1,
  73                        use_terminator:1,
  74                        missing_newline:1;
  75        enum date_mode date_mode;
  76
  77        const char **ignore_packed; /* pretend objects in these are unpacked */
  78        int num_ignore_packed;
  79
  80        unsigned int    abbrev;
  81        enum cmit_fmt   commit_format;
  82        struct log_info *loginfo;
  83        int             nr, total;
  84        const char      *mime_boundary;
  85        char            *message_id;
  86        const char      *ref_message_id;
  87        const char      *add_signoff;
  88        const char      *extra_headers;
  89        const char      *log_reencode;
  90        const char      *subject_prefix;
  91        int             no_inline;
  92        int             show_log_size;
  93
  94        /* Filter by commit log message */
  95        struct grep_opt *grep_filter;
  96
  97        /* Display history graph */
  98        struct git_graph *graph;
  99
 100        /* special limits */
 101        int skip_count;
 102        int max_count;
 103        unsigned long max_age;
 104        unsigned long min_age;
 105
 106        /* diff info for patches and for paths limiting */
 107        struct diff_options diffopt;
 108        struct diff_options pruning;
 109
 110        struct reflog_walk_info *reflog_info;
 111        struct decoration children;
 112};
 113
 114#define REV_TREE_SAME           0
 115#define REV_TREE_NEW            1
 116#define REV_TREE_DIFFERENT      2
 117
 118/* revision.c */
 119void read_revisions_from_stdin(struct rev_info *revs);
 120
 121typedef void (*show_early_output_fn_t)(struct rev_info *, struct commit_list *);
 122extern volatile show_early_output_fn_t show_early_output;
 123
 124extern void init_revisions(struct rev_info *revs, const char *prefix);
 125extern int setup_revisions(int argc, const char **argv, struct rev_info *revs, const char *def);
 126extern void parse_revision_opt(struct rev_info *revs, struct parse_opt_ctx_t *ctx,
 127                                 const struct option *options,
 128                                 const char * const usagestr[]);
 129extern int handle_revision_arg(const char *arg, struct rev_info *revs,int flags,int cant_be_filename);
 130
 131extern int prepare_revision_walk(struct rev_info *revs);
 132extern struct commit *get_revision(struct rev_info *revs);
 133
 134extern void mark_parents_uninteresting(struct commit *commit);
 135extern void mark_tree_uninteresting(struct tree *tree);
 136
 137struct name_path {
 138        struct name_path *up;
 139        int elem_len;
 140        const char *elem;
 141};
 142
 143extern void add_object(struct object *obj,
 144                       struct object_array *p,
 145                       struct name_path *path,
 146                       const char *name);
 147
 148extern void add_pending_object(struct rev_info *revs, struct object *obj, const char *name);
 149
 150extern void add_head_to_pending(struct rev_info *);
 151
 152enum commit_action {
 153        commit_ignore,
 154        commit_show,
 155        commit_error
 156};
 157
 158extern enum commit_action simplify_commit(struct rev_info *revs, struct commit *commit);
 159
 160#endif