57c1b62faf2b0e4dffcfec45baa6bdf1ce883350
   1#ifndef COMMIT_H
   2#define COMMIT_H
   3#include "object.h"
   5#include "tree.h"
   6struct commit_list {
   8        struct commit *item;
   9        struct commit_list *next;
  10};
  11struct commit {
  13        struct object object;
  14        unsigned long date;
  15        struct commit_list *parents;
  16        struct tree *tree;
  17        char *buffer;
  18};
  19extern const char *commit_type;
  21struct commit *lookup_commit(const unsigned char *sha1);
  23struct commit *lookup_commit_reference(const unsigned char *sha1);
  24int parse_commit_buffer(struct commit *item, void *buffer, unsigned long size);
  26int parse_commit(struct commit *item);
  28struct commit_list * commit_list_insert(struct commit *item, struct commit_list **list_p);
  30void free_commit_list(struct commit_list *list);
  32void sort_by_date(struct commit_list **list);
  34/* Commit formats */
  36enum cmit_fmt {
  37        CMIT_FMT_RAW,
  38        CMIT_FMT_MEDIUM,
  39        CMIT_FMT_DEFAULT = CMIT_FMT_MEDIUM,
  40        CMIT_FMT_SHORT
  41};
  42extern unsigned long pretty_print_commit(enum cmit_fmt fmt, const char *msg, unsigned long len, char *buf, unsigned long space);
  44void insert_by_date(struct commit_list **list, struct commit *item);
  46/** Removes the first commit from a list sorted by date, and adds all
  48 * of its parents.
  49 **/
  50struct commit *pop_most_recent_commit(struct commit_list **list, 
  51                                      unsigned int mark);
  52struct commit *pop_commit(struct commit_list **stack);
  54int count_parents(struct commit * commit);
  56#endif /* COMMIT_H */