extern struct cache_entry **active_cache;
extern unsigned int active_nr, active_alloc, active_cache_changed;
extern struct cache_tree *active_cache_tree;
-extern int cache_errno;
enum object_type {
OBJ_BAD = -1,
#define DEFAULT_GIT_DIR_ENVIRONMENT ".git"
#define DB_ENVIRONMENT "GIT_OBJECT_DIRECTORY"
#define INDEX_ENVIRONMENT "GIT_INDEX_FILE"
-#define INDEX_OUTPUT_ENVIRONMENT "_GIT_INDEX_OUTPUT"
#define GRAFT_ENVIRONMENT "GIT_GRAFT_FILE"
#define TEMPLATE_DIR_ENVIRONMENT "GIT_TEMPLATE_DIR"
#define CONFIG_ENVIRONMENT "GIT_CONFIG"
extern struct cache_entry *refresh_cache_entry(struct cache_entry *ce, int really);
extern int remove_cache_entry_at(int pos);
extern int remove_file_from_cache(const char *path);
-extern int add_file_to_index(const char *path, int verbose);
+extern int add_file_to_cache(const char *path, int verbose);
extern int ce_same_name(struct cache_entry *a, struct cache_entry *b);
extern int ce_match_stat(struct cache_entry *ce, struct stat *st, int);
extern int ce_modified(struct cache_entry *ce, struct stat *st, int);
extern int hold_locked_index(struct lock_file *, int);
extern int commit_locked_index(struct lock_file *);
+extern void set_alternate_index_output(const char *);
extern void rollback_lock_file(struct lock_file *);
extern int delete_ref(const char *, unsigned char *sha1);
extern void unuse_pack(struct pack_window **);
extern struct packed_git *add_packed_git(const char *, int, int);
extern uint32_t num_packed_objects(const struct packed_git *p);
-extern int nth_packed_object_sha1(const struct packed_git *, uint32_t, unsigned char*);
+extern const unsigned char *nth_packed_object_sha1(const struct packed_git *, uint32_t);
extern off_t find_pack_entry_one(const unsigned char *, struct packed_git *);
extern void *unpack_entry(struct packed_git *, off_t, enum object_type *, unsigned long *);
extern unsigned long unpack_object_header_gently(const unsigned char *buf, unsigned long len, enum object_type *type, unsigned long *sizep);
extern int convert_to_git(const char *path, char **bufp, unsigned long *sizep);
extern int convert_to_working_tree(const char *path, char **bufp, unsigned long *sizep);
+/* match-trees.c */
+void shift_tree(const unsigned char *, const unsigned char *, unsigned char *, int);
+
#endif /* CACHE_H */