int git_deflate(git_zstream *, int flush);
unsigned long git_deflate_bound(git_zstream *, unsigned long);
+/* The length in bytes and in hex digits of an object name (SHA-1 value). */
+#define GIT_SHA1_RAWSZ 20
+#define GIT_SHA1_HEXSZ (2 * GIT_SHA1_RAWSZ)
+
+struct object_id {
+ unsigned char hash[GIT_SHA1_RAWSZ];
+};
+
#if defined(DT_UNKNOWN) && !defined(NO_D_TYPE_IN_DIRENT)
#define DTYPE(de) ((de)->d_type)
#else
#define RESOLVE_UNDO_CHANGED (1 << 4)
#define CACHE_TREE_CHANGED (1 << 5)
#define SPLIT_INDEX_ORDERED (1 << 6)
+#define UNTRACKED_CHANGED (1 << 7)
struct split_index;
+struct untracked_cache;
+
struct index_state {
struct cache_entry **cache;
unsigned int version;
struct hashmap name_hash;
struct hashmap dir_hash;
unsigned char sha1[20];
+ struct untracked_cache *untracked;
};
extern struct index_state the_index;
/* Double-check local_repo_env below if you add to this list. */
#define GIT_DIR_ENVIRONMENT "GIT_DIR"
+#define GIT_COMMON_DIR_ENVIRONMENT "GIT_COMMON_DIR"
#define GIT_NAMESPACE_ENVIRONMENT "GIT_NAMESPACE"
#define GIT_WORK_TREE_ENVIRONMENT "GIT_WORK_TREE"
#define GIT_PREFIX_ENVIRONMENT "GIT_PREFIX"
#define EXEC_PATH_ENVIRONMENT "GIT_EXEC_PATH"
#define CEILING_DIRECTORIES_ENVIRONMENT "GIT_CEILING_DIRECTORIES"
#define NO_REPLACE_OBJECTS_ENVIRONMENT "GIT_NO_REPLACE_OBJECTS"
+#define GIT_REPLACE_REF_BASE_ENVIRONMENT "GIT_REPLACE_REF_BASE"
#define GITATTRIBUTES_FILE ".gitattributes"
#define INFOATTRIBUTES_FILE "info/attributes"
#define ATTRIBUTE_MACRO_PREFIX "[attr]"
extern char *git_work_tree_cfg;
extern int is_inside_work_tree(void);
extern const char *get_git_dir(void);
+extern const char *get_git_common_dir(void);
extern int is_git_directory(const char *path);
extern char *get_object_directory(void);
extern char *get_index_file(void);
extern char *get_graft_file(void);
extern int set_git_dir(const char *path);
+extern int get_common_dir(struct strbuf *sb, const char *gitdir);
extern const char *get_git_namespace(void);
extern const char *strip_namespace(const char *namespaced_ref);
extern const char *get_git_work_tree(void);
-extern const char *read_gitfile(const char *path);
+
+#define READ_GITFILE_ERR_STAT_FAILED 1
+#define READ_GITFILE_ERR_NOT_A_FILE 2
+#define READ_GITFILE_ERR_OPEN_FAILED 3
+#define READ_GITFILE_ERR_READ_FAILED 4
+#define READ_GITFILE_ERR_INVALID_FORMAT 5
+#define READ_GITFILE_ERR_NO_PATH 6
+#define READ_GITFILE_ERR_NOT_A_REPO 7
+#define READ_GITFILE_ERR_TOO_LARGE 8
+extern const char *read_gitfile_gently(const char *path, int *return_error_code);
+#define read_gitfile(path) read_gitfile_gently((path), NULL)
extern const char *resolve_gitdir(const char *suspect);
extern void set_git_work_tree(const char *tree);
* INODE_CHANGED, and DATA_CHANGED.
*/
extern int match_stat_data(const struct stat_data *sd, struct stat *st);
+extern int match_stat_data_racy(const struct index_state *istate,
+ const struct stat_data *sd, struct stat *st);
extern void fill_stat_cache_info(struct cache_entry *ce, struct stat *st);
extern int hold_locked_index(struct lock_file *, int);
extern void set_alternate_index_output(const char *);
-extern int delete_ref(const char *, const unsigned char *sha1, unsigned int flags);
-
/* Environment bits from configuration mechanism */
extern int trust_executable_bit;
extern int trust_ctime;
* been sought but there were none.
*/
extern int check_replace_refs;
+extern char *git_replace_ref_base;
extern int fsync_object_files;
extern int core_preload_index;
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
extern char *mksnpath(char *buf, size_t n, const char *fmt, ...)
__attribute__((format (printf, 3, 4)));
-extern char *git_snpath(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 char *git_pathdup(const char *fmt, ...)
__attribute__((format (printf, 1, 2)));
extern char *mkpathdup(const char *fmt, ...)
__attribute__((format (printf, 1, 2)));
/* Return a statically allocated filename matching the sha1 signature */
-extern char *mkpath(const char *fmt, ...) __attribute__((format (printf, 1, 2)));
-extern char *git_path(const char *fmt, ...) __attribute__((format (printf, 1, 2)));
-extern char *git_path_submodule(const char *path, const char *fmt, ...)
+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_path_submodule(const char *path, const char *fmt, ...)
__attribute__((format (printf, 2, 3)));
+extern void report_linked_checkout_garbage(void);
/*
* Return the name of the file in the local object database that would
extern char *sha1_pack_index_name(const unsigned char *sha1);
extern const char *find_unique_abbrev(const unsigned char *sha1, int);
-extern const unsigned char null_sha1[20];
+extern const unsigned char null_sha1[GIT_SHA1_RAWSZ];
static inline int hashcmp(const unsigned char *sha1, const unsigned char *sha2)
{
int i;
- for (i = 0; i < 20; i++, sha1++, sha2++) {
+ for (i = 0; i < GIT_SHA1_RAWSZ; i++, sha1++, sha2++) {
if (*sha1 != *sha2)
return *sha1 - *sha2;
}
return 0;
}
+static inline int oidcmp(const struct object_id *oid1, const struct object_id *oid2)
+{
+ return hashcmp(oid1->hash, oid2->hash);
+}
+
static inline int is_null_sha1(const unsigned char *sha1)
{
return !hashcmp(sha1, null_sha1);
}
+static inline int is_null_oid(const struct object_id *oid)
+{
+ return !hashcmp(oid->hash, null_sha1);
+}
+
static inline void hashcpy(unsigned char *sha_dst, const unsigned char *sha_src)
{
- memcpy(sha_dst, sha_src, 20);
+ memcpy(sha_dst, sha_src, GIT_SHA1_RAWSZ);
+}
+
+static inline void oidcpy(struct object_id *dst, const struct object_id *src)
+{
+ hashcpy(dst->hash, src->hash);
}
+
static inline void hashclr(unsigned char *hash)
{
- memset(hash, 0, 20);
+ memset(hash, 0, GIT_SHA1_RAWSZ);
}
+static inline void oidclr(struct object_id *oid)
+{
+ hashclr(oid->hash);
+}
+
+
#define EMPTY_TREE_SHA1_HEX \
"4b825dc642cb6eb9a060e54bf8d69288fbee4904"
#define EMPTY_TREE_SHA1_BIN_LITERAL \
/* 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);
static inline void *read_sha1_file(const unsigned char *sha1, enum object_type *type, unsigned long *size)
{
* 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).
*/
-extern int has_sha1_file(const unsigned char *sha1);
+#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)
+{
+ return has_sha1_file_with_flags(sha1, 0);
+}
/*
* Return true iff an alternate object database has a loose object
unsigned char tree[20];
char path[PATH_MAX];
unsigned mode;
+ /*
+ * symlink_path is only used by get_tree_entry_follow_symlinks,
+ * and only for symlinks that point outside the repository.
+ */
+ struct strbuf symlink_path;
};
-#define GET_SHA1_QUIETLY 01
-#define GET_SHA1_COMMIT 02
-#define GET_SHA1_COMMITTISH 04
-#define GET_SHA1_TREE 010
-#define GET_SHA1_TREEISH 020
-#define GET_SHA1_BLOB 040
-#define GET_SHA1_ONLY_TO_DIE 04000
+#define GET_SHA1_QUIETLY 01
+#define GET_SHA1_COMMIT 02
+#define GET_SHA1_COMMITTISH 04
+#define GET_SHA1_TREE 010
+#define GET_SHA1_TREEISH 020
+#define GET_SHA1_BLOB 040
+#define GET_SHA1_FOLLOW_SYMLINKS 0100
+#define GET_SHA1_ONLY_TO_DIE 04000
extern int get_sha1(const char *str, unsigned char *sha1);
extern int get_sha1_commit(const char *str, unsigned char *sha1);
* null-terminated string.
*/
extern int get_sha1_hex(const char *hex, unsigned char *sha1);
+extern int get_oid_hex(const char *hex, struct object_id *sha1);
extern char *sha1_to_hex(const unsigned char *sha1); /* static buffer result! */
-extern int read_ref_full(const char *refname, int resolve_flags,
- unsigned char *sha1, int *flags);
-extern int read_ref(const char *refname, unsigned char *sha1);
+extern char *oid_to_hex(const struct object_id *oid); /* same static buffer as sha1_to_hex */
-/*
- * Resolve a reference, recursively following symbolic refererences.
- *
- * Store the referred-to object's name in sha1 and return the name of
- * the non-symbolic reference that ultimately pointed at it. The
- * return value, if not NULL, is a pointer into either a static buffer
- * or the input ref.
- *
- * If the reference cannot be resolved to an object, the behavior
- * depends on the RESOLVE_REF_READING flag:
- *
- * - If RESOLVE_REF_READING is set, return NULL.
- *
- * - If RESOLVE_REF_READING is not set, clear sha1 and return the name of
- * the last reference name in the chain, which will either be a non-symbolic
- * reference or an undefined reference. If this is a prelude to
- * "writing" to the ref, the return value is the name of the ref
- * that will actually be created or changed.
- *
- * If the RESOLVE_REF_NO_RECURSE flag is passed, only resolves one
- * level of symbolic reference. The value stored in sha1 for a symbolic
- * reference will always be null_sha1 in this case, and the return
- * value is the reference that the symref refers to directly.
- *
- * If flags is non-NULL, set the value that it points to the
- * combination of REF_ISPACKED (if the reference was found among the
- * packed references), REF_ISSYMREF (if the initial reference was a
- * symbolic reference), REF_BAD_NAME (if the reference name is ill
- * formed --- see RESOLVE_REF_ALLOW_BAD_NAME below), and REF_ISBROKEN
- * (if the ref is malformed or has a bad name). See refs.h for more detail
- * on each flag.
- *
- * If ref is not a properly-formatted, normalized reference, return
- * NULL. If more than MAXDEPTH recursive symbolic lookups are needed,
- * give up and return NULL.
- *
- * RESOLVE_REF_ALLOW_BAD_NAME allows resolving refs even when their
- * name is invalid according to git-check-ref-format(1). If the name
- * is bad then the value stored in sha1 will be null_sha1 and the two
- * flags REF_ISBROKEN and REF_BAD_NAME will be set.
- *
- * Even with RESOLVE_REF_ALLOW_BAD_NAME, names that escape the refs/
- * directory and do not consist of all caps and underscores cannot be
- * resolved. The function returns NULL for such ref names.
- * Caps and underscores refers to the special refs, such as HEAD,
- * FETCH_HEAD and friends, that all live outside of the refs/ directory.
- */
-#define RESOLVE_REF_READING 0x01
-#define RESOLVE_REF_NO_RECURSE 0x02
-#define RESOLVE_REF_ALLOW_BAD_NAME 0x04
-extern const char *resolve_ref_unsafe(const char *ref, int resolve_flags, unsigned char *sha1, int *flags);
-extern char *resolve_refdup(const char *ref, int resolve_flags, unsigned char *sha1, int *flags);
-
-extern int dwim_ref(const char *str, int len, unsigned char *sha1, char **ref);
-extern int dwim_log(const char *str, int len, unsigned char *sha1, char **ref);
extern int interpret_branch_name(const char *str, int len, struct strbuf *);
extern int get_sha1_mb(const char *str, unsigned char *sha1);
-/*
- * Return true iff abbrev_name is a possible abbreviation for
- * full_name according to the rules defined by ref_rev_parse_rules in
- * refs.c.
- */
-extern int refname_match(const char *abbrev_name, const char *full_name);
-
-extern int create_symref(const char *ref, const char *refs_heads_master, const char *logmsg);
extern int validate_headref(const char *ref);
extern int base_name_compare(const char *name1, int len1, int mode1, const char *name2, int len2, int mode2);
extern struct object *peel_to_type(const char *name, int namelen,
struct object *o, enum object_type);
-enum date_mode {
- DATE_NORMAL = 0,
- DATE_RELATIVE,
- DATE_SHORT,
- DATE_LOCAL,
- DATE_ISO8601,
- DATE_ISO8601_STRICT,
- DATE_RFC2822,
- DATE_RAW
+struct date_mode {
+ enum date_mode_type {
+ DATE_NORMAL = 0,
+ DATE_RELATIVE,
+ DATE_SHORT,
+ DATE_LOCAL,
+ DATE_ISO8601,
+ DATE_ISO8601_STRICT,
+ DATE_RFC2822,
+ DATE_STRFTIME,
+ DATE_RAW
+ } type;
+ const char *strftime_fmt;
};
-const char *show_date(unsigned long time, int timezone, enum date_mode mode);
+/*
+ * Convenience helper for passing a constant type, like:
+ *
+ * show_date(t, tz, DATE_MODE(NORMAL));
+ */
+#define DATE_MODE(t) date_mode_from_type(DATE_##t)
+struct date_mode *date_mode_from_type(enum date_mode_type type);
+
+const char *show_date(unsigned long time, int timezone, const struct date_mode *mode);
void show_date_relative(unsigned long time, int tz, const struct timeval *now,
struct strbuf *timebuf);
int parse_date(const char *date, struct strbuf *out);
#define approxidate(s) approxidate_careful((s), NULL)
unsigned long approxidate_careful(const char *, int *);
unsigned long approxidate_relative(const char *date, const struct timeval *now);
-enum date_mode parse_date_format(const char *format);
+void parse_date_format(const char *format, struct date_mode *mode);
int date_overflows(unsigned long date);
#define IDENT_STRICT 1
* the ident_split. It will also sanity-check the values and produce
* a well-known sentinel date if they appear bogus.
*/
-const char *show_ident_date(const struct ident_split *id, enum date_mode mode);
+const char *show_ident_date(const struct ident_split *id,
+ const struct date_mode *mode);
/*
* Compare split idents for equality or strict ordering. Note that we
unsigned long *sizep;
unsigned long *disk_sizep;
unsigned char *delta_base_sha1;
+ struct strbuf *typename;
/* Response */
enum {
extern void maybe_flush_or_die(FILE *, const char *);
__attribute__((format (printf, 2, 3)))
extern void fprintf_or_die(FILE *, const char *fmt, ...);
+
+#define COPY_READ_ERROR (-2)
+#define COPY_WRITE_ERROR (-3)
extern int copy_fd(int ifd, int ofd);
extern int copy_file(const char *dst, const char *src, int mode);
extern int copy_file_with_time(const char *dst, const char *src, int mode);
+
extern void write_or_die(int fd, const void *buf, size_t count);
extern int write_or_whine(int fd, const void *buf, size_t count, const char *msg);
extern int write_or_whine_pipe(int fd, const void *buf, size_t count, const char *msg);
{
return write_in_full(fd, str, strlen(str));
}
+__attribute__((format (printf, 3, 4)))
+extern int write_file(const char *path, int fatal, const char *fmt, ...);
/* pager.c */
extern void setup_pager(void);
void stat_validity_update(struct stat_validity *sv, int fd);
int versioncmp(const char *s1, const char *s2);
+void sleep_millisec(int millisec);
#endif /* CACHE_H */