#include "string-list.h"
#include "pack-revindex.h"
#include "hash.h"
+#include "path.h"
+#include "sha1-array.h"
#ifndef platform_SHA_CTX
/*
*/
extern const char * const local_repo_env[];
+extern void setup_git_env(void);
+
/*
* Returns true iff we have a configured git repository (either via
* setup_git_directory, or in the environment via $GIT_DIR).
extern int precomposed_unicode;
extern int protect_hfs;
extern int protect_ntfs;
-extern int git_db_env, git_index_env, git_graft_env, git_common_dir_env;
/*
* Include broken refs in all ref iterations, which will
#define DATA_CHANGED 0x0020
#define TYPE_CHANGED 0x0040
-/*
- * Return a statically allocated filename, either generically (mkpath), in
- * the repository directory (git_path), or in a submodule's repository
- * directory (git_path_submodule). In all cases, note that the result
- * may be overwritten by another call to _any_ of the functions. Consider
- * using the safer "dup" or "strbuf" formats below (in some cases, the
- * unsafe versions have already been removed).
- */
-extern const char *mkpath(const char *fmt, ...) __attribute__((format (printf, 1, 2)));
-extern const char *git_path(const char *fmt, ...) __attribute__((format (printf, 1, 2)));
-extern const char *git_common_path(const char *fmt, ...) __attribute__((format (printf, 1, 2)));
-
-extern char *mksnpath(char *buf, size_t n, const char *fmt, ...)
- __attribute__((format (printf, 3, 4)));
-extern void strbuf_git_path(struct strbuf *sb, const char *fmt, ...)
- __attribute__((format (printf, 2, 3)));
-extern void strbuf_git_common_path(struct strbuf *sb, const char *fmt, ...)
- __attribute__((format (printf, 2, 3)));
-extern char *git_path_buf(struct strbuf *buf, const char *fmt, ...)
- __attribute__((format (printf, 2, 3)));
-extern int strbuf_git_path_submodule(struct strbuf *sb, const char *path,
- const char *fmt, ...)
- __attribute__((format (printf, 3, 4)));
-extern char *git_pathdup(const char *fmt, ...)
- __attribute__((format (printf, 1, 2)));
-extern char *mkpathdup(const char *fmt, ...)
- __attribute__((format (printf, 1, 2)));
-extern char *git_pathdup_submodule(const char *path, const char *fmt, ...)
- __attribute__((format (printf, 2, 3)));
-
-extern void report_linked_checkout_garbage(void);
-
-/*
- * You can define a static memoized git path like:
- *
- * static GIT_PATH_FUNC(git_path_foo, "FOO");
- *
- * or use one of the global ones below.
- */
-#define GIT_PATH_FUNC(func, filename) \
- const char *func(void) \
- { \
- static char *ret; \
- if (!ret) \
- ret = git_pathdup(filename); \
- return ret; \
- }
-
-const char *git_path_cherry_pick_head(void);
-const char *git_path_revert_head(void);
-const char *git_path_squash_msg(void);
-const char *git_path_merge_msg(void);
-const char *git_path_merge_rr(void);
-const char *git_path_merge_mode(void);
-const char *git_path_merge_head(void);
-const char *git_path_fetch_head(void);
-const char *git_path_shallow(void);
-
/*
* Return the name of the file in the local object database that would
* be used to store a loose object with the specified sha1. The
*/
extern char *xdg_cache_home(const char *filename);
-/* object replacement */
-#define LOOKUP_REPLACE_OBJECT 1
-#define LOOKUP_UNKNOWN_OBJECT 2
-extern void *read_sha1_file_extended(const unsigned char *sha1, enum object_type *type, unsigned long *size, unsigned flag);
+extern void *read_sha1_file_extended(const unsigned char *sha1,
+ enum object_type *type,
+ unsigned long *size, int lookup_replace);
static inline void *read_sha1_file(const unsigned char *sha1, enum object_type *type, unsigned long *size)
{
- return read_sha1_file_extended(sha1, type, size, LOOKUP_REPLACE_OBJECT);
+ return read_sha1_file_extended(sha1, type, size, 1);
}
/*
return do_lookup_replace_object(sha1);
}
-static inline const unsigned char *lookup_replace_object_extended(const unsigned char *sha1, unsigned flag)
-{
- if (!(flag & LOOKUP_REPLACE_OBJECT))
- return sha1;
- return lookup_replace_object(sha1);
-}
-
/* Read and unpack a sha1 file into memory, write memory to a sha1 file */
extern int sha1_object_info(const unsigned char *, unsigned long *);
extern int hash_sha1_file(const void *buf, unsigned long len, const char *type, unsigned char *sha1);
void **contents);
/*
- * Return true iff we have an object named sha1, whether local or in
- * an alternate object database, and whether packed or loose. This
- * function does not respect replace references.
- *
- * If the QUICK flag is set, do not re-check the pack directory
- * when we cannot find the object (this means we may give a false
- * negative answer if another process is simultaneously repacking).
+ * 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.
*/
-#define HAS_SHA1_QUICK 0x1
extern int has_sha1_file_with_flags(const unsigned char *sha1, int flags);
static inline int has_sha1_file(const unsigned char *sha1)
{
struct strbuf scratch;
size_t base_len;
+ /*
+ * Used to store the results of readdir(3) calls when searching
+ * for unique abbreviated hashes. This cache is never
+ * invalidated, thus it's racy and not necessarily accurate.
+ * That's fine for its purpose; don't use it for tasks requiring
+ * greater accuracy!
+ */
+ char loose_objects_subdir_seen[256];
+ struct oid_array loose_objects_cache;
+
char path[FLEX_ARRAY];
} *alt_odb_list;
extern void prepare_alt_odb(void);
typedef int each_loose_cruft_fn(const char *basename,
const char *path,
void *data);
-typedef int each_loose_subdir_fn(int nr,
+typedef int each_loose_subdir_fn(unsigned int nr,
const char *path,
void *data);
+int for_each_file_in_obj_subdir(unsigned int subdir_nr,
+ struct strbuf *path,
+ each_loose_object_fn obj_cb,
+ each_loose_cruft_fn cruft_cb,
+ each_loose_subdir_fn subdir_cb,
+ void *data);
int for_each_loose_file_in_objdir(const char *path,
each_loose_object_fn obj_cb,
each_loose_cruft_fn cruft_cb,
off_t *disk_sizep;
unsigned char *delta_base_sha1;
struct strbuf *typename;
+ void **contentp;
/* Response */
enum {
*/
#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
extern int sha1_object_info_extended(const unsigned char *, struct object_info *, unsigned flags);
extern int packed_object_info(struct packed_git *pack, off_t offset, struct object_info *);