merge-recursive.hon commit fast-import: prevent producing bad delta (8fb3ad7)
   1#ifndef MERGE_RECURSIVE_H
   2#define MERGE_RECURSIVE_H
   3
   4#include "string-list.h"
   5
   6struct merge_options {
   7        const char *ancestor;
   8        const char *branch1;
   9        const char *branch2;
  10        enum {
  11                MERGE_RECURSIVE_NORMAL = 0,
  12                MERGE_RECURSIVE_OURS,
  13                MERGE_RECURSIVE_THEIRS
  14        } recursive_variant;
  15        const char *subtree_shift;
  16        unsigned buffer_output : 1;
  17        unsigned renormalize : 1;
  18        long xdl_opts;
  19        int verbosity;
  20        int diff_rename_limit;
  21        int merge_rename_limit;
  22        int rename_score;
  23        int needed_rename_limit;
  24        int show_rename_progress;
  25        int call_depth;
  26        struct strbuf obuf;
  27        struct string_list current_file_set;
  28        struct string_list current_directory_set;
  29};
  30
  31/* merge_trees() but with recursive ancestor consolidation */
  32int merge_recursive(struct merge_options *o,
  33                    struct commit *h1,
  34                    struct commit *h2,
  35                    struct commit_list *ancestors,
  36                    struct commit **result);
  37
  38/* rename-detecting three-way merge, no recursion */
  39int merge_trees(struct merge_options *o,
  40                struct tree *head,
  41                struct tree *merge,
  42                struct tree *common,
  43                struct tree **result);
  44
  45/*
  46 * "git-merge-recursive" can be fed trees; wrap them into
  47 * virtual commits and call merge_recursive() proper.
  48 */
  49int merge_recursive_generic(struct merge_options *o,
  50                            const unsigned char *head,
  51                            const unsigned char *merge,
  52                            int num_ca,
  53                            const unsigned char **ca,
  54                            struct commit **result);
  55
  56void init_merge_options(struct merge_options *o);
  57struct tree *write_tree_from_memory(struct merge_options *o);
  58
  59int parse_merge_opt(struct merge_options *out, const char *s);
  60
  61/* builtin/merge.c */
  62int try_merge_command(const char *strategy, size_t xopts_nr,
  63                const char **xopts, struct commit_list *common,
  64                const char *head_arg, struct commit_list *remotes);
  65
  66#endif