sha1-array.hon commit man: git pull -r is a short for --rebase (d9aa361)
   1#ifndef SHA1_ARRAY_H
   2#define SHA1_ARRAY_H
   3
   4struct sha1_array {
   5        unsigned char (*sha1)[20];
   6        int nr;
   7        int alloc;
   8        int sorted;
   9};
  10
  11#define SHA1_ARRAY_INIT { NULL, 0, 0, 0 }
  12
  13void sha1_array_append(struct sha1_array *array, const unsigned char *sha1);
  14void sha1_array_sort(struct sha1_array *array);
  15int sha1_array_lookup(struct sha1_array *array, const unsigned char *sha1);
  16void sha1_array_clear(struct sha1_array *array);
  17
  18typedef void (*for_each_sha1_fn)(const unsigned char sha1[20],
  19                                 void *data);
  20void sha1_array_for_each_unique(struct sha1_array *array,
  21                                for_each_sha1_fn fn,
  22                                void *data);
  23
  24#endif /* SHA1_ARRAY_H */