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Merge branch 'sb/object-store-grafts'

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The conversion to pass "the_repository" and then "a_repository"
throughout the object access API continues.

* sb/object-store-grafts:
  commit: allow lookup_commit_graft to handle arbitrary repositories
  commit: allow prepare_commit_graft to handle arbitrary repositories
  shallow: migrate shallow information into the object parser
  path.c: migrate global git_path_* to take a repository argument
  cache: convert get_graft_file to handle arbitrary repositories
  commit: convert read_graft_file to handle arbitrary repositories
  commit: convert register_commit_graft to handle arbitrary repositories
  commit: convert commit_graft_pos() to handle arbitrary repositories
  shallow: add repository argument to is_repository_shallow
  shallow: add repository argument to check_shallow_file_for_update
  shallow: add repository argument to register_shallow
  shallow: add repository argument to set_alternate_shallow_file
  commit: add repository argument to lookup_commit_graft
  commit: add repository argument to prepare_commit_graft
  commit: add repository argument to read_graft_file
  commit: add repository argument to register_commit_graft
  commit: add repository argument to commit_graft_pos
  object: move grafts to object parser
  object-store: move object access functions to object-store.h
This commit is contained in:
Junio C Hamano
2018-07-18 12:20:27 -07:00
parent 473b8bb3aa b9dbddf6da
commit 00624d608c
95 changed files with 463 additions and 328 deletions
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119
cache.h
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@ -484,7 +484,7 @@ extern const char *get_git_dir(void);
extern const char *get_git_common_dir(void);
extern char *get_object_directory(void);
extern char *get_index_file(void);
extern char *get_graft_file(void);
extern char *get_graft_file(struct repository *r);
extern void set_git_dir(const char *path);
extern int get_common_dir_noenv(struct strbuf *sb, const char *gitdir);
extern int get_common_dir(struct strbuf *sb, const char *gitdir);
@ -1192,32 +1192,6 @@ extern char *xdg_config_home(const char *filename);
*/
extern char *xdg_cache_home(const char *filename);
extern void *read_object_file_extended(const struct object_id *oid,
enum object_type *type,
unsigned long *size, int lookup_replace);
static inline void *read_object_file(const struct object_id *oid, enum object_type *type, unsigned long *size)
{
return read_object_file_extended(oid, type, size, 1);
}
/* Read and unpack an object file into memory, write memory to an object file */
int oid_object_info(struct repository *r, const struct object_id *, unsigned long *);
extern int hash_object_file(const void *buf, unsigned long len,
const char *type, struct object_id *oid);
extern int write_object_file(const void *buf, unsigned long len,
const char *type, struct object_id *oid);
extern int hash_object_file_literally(const void *buf, unsigned long len,
const char *type, struct object_id *oid,
unsigned flags);
extern int pretend_object_file(void *, unsigned long, enum object_type,
struct object_id *oid);
extern int force_object_loose(const struct object_id *oid, time_t mtime);
extern int git_open_cloexec(const char *name, int flags);
#define git_open(name) git_open_cloexec(name, O_RDONLY)
extern int unpack_sha1_header(git_zstream *stream, unsigned char *map, unsigned long mapsize, void *buffer, unsigned long bufsiz);
@ -1227,43 +1201,6 @@ extern int check_object_signature(const struct object_id *oid, void *buf, unsign
extern int finalize_object_file(const char *tmpfile, const char *filename);
/*
* Open the loose object at path, check its hash, and return the contents,
* type, and size. If the object is a blob, then "contents" may return NULL,
* to allow streaming of large blobs.
*
* Returns 0 on success, negative on error (details may be written to stderr).
*/
int read_loose_object(const char *path,
const struct object_id *expected_oid,
enum object_type *type,
unsigned long *size,
void **contents);
/*
* Convenience for sha1_object_info_extended() with a NULL struct
* object_info. OBJECT_INFO_SKIP_CACHED is automatically set; pass
* nonzero flags to also set other flags.
*/
extern int has_sha1_file_with_flags(const unsigned char *sha1, int flags);
static inline int has_sha1_file(const unsigned char *sha1)
{
return has_sha1_file_with_flags(sha1, 0);
}
/* Same as the above, except for struct object_id. */
extern int has_object_file(const struct object_id *oid);
extern int has_object_file_with_flags(const struct object_id *oid, int flags);
/*
* Return true iff an alternate object database has a loose object
* with the specified name. This function does not respect replace
* references.
*/
extern int has_loose_object_nonlocal(const struct object_id *oid);
extern void assert_oid_type(const struct object_id *oid, enum object_type expect);
/* Helper to check and "touch" a file */
extern int check_and_freshen_file(const char *fn, int freshen);
@ -1631,60 +1568,6 @@ int for_each_loose_file_in_objdir_buf(struct strbuf *path,
#define FOR_EACH_OBJECT_LOCAL_ONLY 0x1
extern int for_each_loose_object(each_loose_object_fn, void *, unsigned flags);
struct object_info {
/* Request */
enum object_type *typep;
unsigned long *sizep;
off_t *disk_sizep;
unsigned char *delta_base_sha1;
struct strbuf *type_name;
void **contentp;
/* Response */
enum {
OI_CACHED,
OI_LOOSE,
OI_PACKED,
OI_DBCACHED
} whence;
union {
/*
* struct {
* ... Nothing to expose in this case
* } cached;
* struct {
* ... Nothing to expose in this case
* } loose;
*/
struct {
struct packed_git *pack;
off_t offset;
unsigned int is_delta;
} packed;
} u;
};
/*
* Initializer for a "struct object_info" that wants no items. You may
* also memset() the memory to all-zeroes.
*/
#define OBJECT_INFO_INIT {NULL}
/* Invoke lookup_replace_object() on the given hash */
#define OBJECT_INFO_LOOKUP_REPLACE 1
/* Allow reading from a loose object file of unknown/bogus type */
#define OBJECT_INFO_ALLOW_UNKNOWN_TYPE 2
/* Do not check cached storage */
#define OBJECT_INFO_SKIP_CACHED 4
/* Do not retry packed storage after checking packed and loose storage */
#define OBJECT_INFO_QUICK 8
/* Do not check loose object */
#define OBJECT_INFO_IGNORE_LOOSE 16
int oid_object_info_extended(struct repository *r,
const struct object_id *,
struct object_info *, unsigned flags);
/*
* Set this to 0 to prevent sha1_object_info_extended() from fetching missing
* blobs. This has a difference only if extensions.partialClone is set.