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| #ifndef CACHE_H | |
| #define CACHE_H | |
| #include "git-compat-util.h" | |
| #include "strbuf.h" | |
| #include "hash.h" | |
| #include "advice.h" | |
| #include "gettext.h" | |
| #include "convert.h" | |
| #include SHA1_HEADER | |
| #ifndef git_SHA_CTX | |
| #define git_SHA_CTX SHA_CTX | |
| #define git_SHA1_Init SHA1_Init | |
| #define git_SHA1_Update SHA1_Update | |
| #define git_SHA1_Final SHA1_Final | |
| #endif | |
| #include <zlib.h> | |
| typedef struct git_zstream { | |
| z_stream z; | |
| unsigned long avail_in; | |
| unsigned long avail_out; | |
| unsigned long total_in; | |
| unsigned long total_out; | |
| unsigned char *next_in; | |
| unsigned char *next_out; | |
| } git_zstream; | |
| void git_inflate_init(git_zstream *); | |
| void git_inflate_init_gzip_only(git_zstream *); | |
| void git_inflate_end(git_zstream *); | |
| int git_inflate(git_zstream *, int flush); | |
| void git_deflate_init(git_zstream *, int level); | |
| void git_deflate_init_gzip(git_zstream *, int level); | |
| void git_deflate_end(git_zstream *); | |
| int git_deflate_abort(git_zstream *); | |
| int git_deflate_end_gently(git_zstream *); | |
| int git_deflate(git_zstream *, int flush); | |
| unsigned long git_deflate_bound(git_zstream *, unsigned long); | |
| #if defined(DT_UNKNOWN) && !defined(NO_D_TYPE_IN_DIRENT) | |
| #define DTYPE(de) ((de)->d_type) | |
| #else | |
| #undef DT_UNKNOWN | |
| #undef DT_DIR | |
| #undef DT_REG | |
| #undef DT_LNK | |
| #define DT_UNKNOWN 0 | |
| #define DT_DIR 1 | |
| #define DT_REG 2 | |
| #define DT_LNK 3 | |
| #define DTYPE(de) DT_UNKNOWN | |
| #endif | |
| /* unknown mode (impossible combination S_IFIFO|S_IFCHR) */ | |
| #define S_IFINVALID 0030000 | |
| /* | |
| * A "directory link" is a link to another git directory. | |
| * | |
| * The value 0160000 is not normally a valid mode, and | |
| * also just happens to be S_IFDIR + S_IFLNK | |
| * | |
| * NOTE! We *really* shouldn't depend on the S_IFxxx macros | |
| * always having the same values everywhere. We should use | |
| * our internal git values for these things, and then we can | |
| * translate that to the OS-specific value. It just so | |
| * happens that everybody shares the same bit representation | |
| * in the UNIX world (and apparently wider too..) | |
| */ | |
| #define S_IFGITLINK 0160000 | |
| #define S_ISGITLINK(m) (((m) & S_IFMT) == S_IFGITLINK) | |
| /* | |
| * Intensive research over the course of many years has shown that | |
| * port 9418 is totally unused by anything else. Or | |
| * | |
| * Your search - "port 9418" - did not match any documents. | |
| * | |
| * as www.google.com puts it. | |
| * | |
| * This port has been properly assigned for git use by IANA: | |
| * git (Assigned-9418) [I06-050728-0001]. | |
| * | |
| * git 9418/tcp git pack transfer service | |
| * git 9418/udp git pack transfer service | |
| * | |
| * with Linus Torvalds <torvalds@osdl.org> as the point of | |
| * contact. September 2005. | |
| * | |
| * See http://www.iana.org/assignments/port-numbers | |
| */ | |
| #define DEFAULT_GIT_PORT 9418 | |
| /* | |
| * Basic data structures for the directory cache | |
| */ | |
| #define CACHE_SIGNATURE 0x44495243 /* "DIRC" */ | |
| struct cache_header { | |
| unsigned int hdr_signature; | |
| unsigned int hdr_version; | |
| unsigned int hdr_entries; | |
| }; | |
| #define INDEX_FORMAT_LB 2 | |
| #define INDEX_FORMAT_UB 4 | |
| /* | |
| * The "cache_time" is just the low 32 bits of the | |
| * time. It doesn't matter if it overflows - we only | |
| * check it for equality in the 32 bits we save. | |
| */ | |
| struct cache_time { | |
| unsigned int sec; | |
| unsigned int nsec; | |
| }; | |
| struct cache_entry { | |
| struct cache_time ce_ctime; | |
| struct cache_time ce_mtime; | |
| unsigned int ce_dev; | |
| unsigned int ce_ino; | |
| unsigned int ce_mode; | |
| unsigned int ce_uid; | |
| unsigned int ce_gid; | |
| unsigned int ce_size; | |
| unsigned int ce_flags; | |
| unsigned int ce_namelen; | |
| unsigned char sha1[20]; | |
| struct cache_entry *next; | |
| struct cache_entry *dir_next; | |
| char name[FLEX_ARRAY]; /* more */ | |
| }; | |
| #define CE_STAGEMASK (0x3000) | |
| #define CE_EXTENDED (0x4000) | |
| #define CE_VALID (0x8000) | |
| #define CE_STAGESHIFT 12 | |
| /* | |
| * Range 0xFFFF0000 in ce_flags is divided into | |
| * two parts: in-memory flags and on-disk ones. | |
| * Flags in CE_EXTENDED_FLAGS will get saved on-disk | |
| * if you want to save a new flag, add it in | |
| * CE_EXTENDED_FLAGS | |
| * | |
| * In-memory only flags | |
| */ | |
| #define CE_UPDATE (1 << 16) | |
| #define CE_REMOVE (1 << 17) | |
| #define CE_UPTODATE (1 << 18) | |
| #define CE_ADDED (1 << 19) | |
| #define CE_HASHED (1 << 20) | |
| #define CE_UNHASHED (1 << 21) | |
| #define CE_WT_REMOVE (1 << 22) /* remove in work directory */ | |
| #define CE_CONFLICTED (1 << 23) | |
| #define CE_UNPACKED (1 << 24) | |
| #define CE_NEW_SKIP_WORKTREE (1 << 25) | |
| /* | |
| * Extended on-disk flags | |
| */ | |
| #define CE_INTENT_TO_ADD (1 << 29) | |
| #define CE_SKIP_WORKTREE (1 << 30) | |
| /* CE_EXTENDED2 is for future extension */ | |
| #define CE_EXTENDED2 (1 << 31) | |
| #define CE_EXTENDED_FLAGS (CE_INTENT_TO_ADD | CE_SKIP_WORKTREE) | |
| /* | |
| * Safeguard to avoid saving wrong flags: | |
| * - CE_EXTENDED2 won't get saved until its semantic is known | |
| * - Bits in 0x0000FFFF have been saved in ce_flags already | |
| * - Bits in 0x003F0000 are currently in-memory flags | |
| */ | |
| #if CE_EXTENDED_FLAGS & 0x803FFFFF | |
| #error "CE_EXTENDED_FLAGS out of range" | |
| #endif | |
| /* | |
| * Copy the sha1 and stat state of a cache entry from one to | |
| * another. But we never change the name, or the hash state! | |
| */ | |
| #define CE_STATE_MASK (CE_HASHED | CE_UNHASHED) | |
| static inline void copy_cache_entry(struct cache_entry *dst, struct cache_entry *src) | |
| { | |
| unsigned int state = dst->ce_flags & CE_STATE_MASK; | |
| /* Don't copy hash chain and name */ | |
| memcpy(dst, src, offsetof(struct cache_entry, next)); | |
| /* Restore the hash state */ | |
| dst->ce_flags = (dst->ce_flags & ~CE_STATE_MASK) | state; | |
| } | |
| static inline unsigned create_ce_flags(unsigned stage) | |
| { | |
| return (stage << CE_STAGESHIFT); | |
| } | |
| #define ce_namelen(ce) ((ce)->ce_namelen) | |
| #define ce_size(ce) cache_entry_size(ce_namelen(ce)) | |
| #define ce_stage(ce) ((CE_STAGEMASK & (ce)->ce_flags) >> CE_STAGESHIFT) | |
| #define ce_uptodate(ce) ((ce)->ce_flags & CE_UPTODATE) | |
| #define ce_skip_worktree(ce) ((ce)->ce_flags & CE_SKIP_WORKTREE) | |
| #define ce_mark_uptodate(ce) ((ce)->ce_flags |= CE_UPTODATE) | |
| #define ce_permissions(mode) (((mode) & 0100) ? 0755 : 0644) | |
| static inline unsigned int create_ce_mode(unsigned int mode) | |
| { | |
| if (S_ISLNK(mode)) | |
| return S_IFLNK; | |
| if (S_ISDIR(mode) || S_ISGITLINK(mode)) | |
| return S_IFGITLINK; | |
| return S_IFREG | ce_permissions(mode); | |
| } | |
| static inline unsigned int ce_mode_from_stat(struct cache_entry *ce, unsigned int mode) | |
| { | |
| extern int trust_executable_bit, has_symlinks; | |
| if (!has_symlinks && S_ISREG(mode) && | |
| ce && S_ISLNK(ce->ce_mode)) | |
| return ce->ce_mode; | |
| if (!trust_executable_bit && S_ISREG(mode)) { | |
| if (ce && S_ISREG(ce->ce_mode)) | |
| return ce->ce_mode; | |
| return create_ce_mode(0666); | |
| } | |
| return create_ce_mode(mode); | |
| } | |
| static inline int ce_to_dtype(const struct cache_entry *ce) | |
| { | |
| unsigned ce_mode = ntohl(ce->ce_mode); | |
| if (S_ISREG(ce_mode)) | |
| return DT_REG; | |
| else if (S_ISDIR(ce_mode) || S_ISGITLINK(ce_mode)) | |
| return DT_DIR; | |
| else if (S_ISLNK(ce_mode)) | |
| return DT_LNK; | |
| else | |
| return DT_UNKNOWN; | |
| } | |
| static inline unsigned int canon_mode(unsigned int mode) | |
| { | |
| if (S_ISREG(mode)) | |
| return S_IFREG | ce_permissions(mode); | |
| if (S_ISLNK(mode)) | |
| return S_IFLNK; | |
| if (S_ISDIR(mode)) | |
| return S_IFDIR; | |
| return S_IFGITLINK; | |
| } | |
| #define cache_entry_size(len) (offsetof(struct cache_entry,name) + (len) + 1) | |
| struct index_state { | |
| struct cache_entry **cache; | |
| unsigned int version; | |
| unsigned int cache_nr, cache_alloc, cache_changed; | |
| struct string_list *resolve_undo; | |
| struct cache_tree *cache_tree; | |
| struct cache_time timestamp; | |
| unsigned name_hash_initialized : 1, | |
| initialized : 1; | |
| struct hash_table name_hash; | |
| }; | |
| extern struct index_state the_index; | |
| /* Name hashing */ | |
| extern void add_name_hash(struct index_state *istate, struct cache_entry *ce); | |
| /* | |
| * We don't actually *remove* it, we can just mark it invalid so that | |
| * we won't find it in lookups. | |
| * | |
| * Not only would we have to search the lists (simple enough), but | |
| * we'd also have to rehash other hash buckets in case this makes the | |
| * hash bucket empty (common). So it's much better to just mark | |
| * it. | |
| */ | |
| static inline void remove_name_hash(struct cache_entry *ce) | |
| { | |
| ce->ce_flags |= CE_UNHASHED; | |
| } | |
| #ifndef NO_THE_INDEX_COMPATIBILITY_MACROS | |
| #define active_cache (the_index.cache) | |
| #define active_nr (the_index.cache_nr) | |
| #define active_alloc (the_index.cache_alloc) | |
| #define active_cache_changed (the_index.cache_changed) | |
| #define active_cache_tree (the_index.cache_tree) | |
| #define read_cache() read_index(&the_index) | |
| #define read_cache_from(path) read_index_from(&the_index, (path)) | |
| #define read_cache_preload(pathspec) read_index_preload(&the_index, (pathspec)) | |
| #define is_cache_unborn() is_index_unborn(&the_index) | |
| #define read_cache_unmerged() read_index_unmerged(&the_index) | |
| #define write_cache(newfd, cache, entries) write_index(&the_index, (newfd)) | |
| #define discard_cache() discard_index(&the_index) | |
| #define unmerged_cache() unmerged_index(&the_index) | |
| #define cache_name_pos(name, namelen) index_name_pos(&the_index,(name),(namelen)) | |
| #define add_cache_entry(ce, option) add_index_entry(&the_index, (ce), (option)) | |
| #define rename_cache_entry_at(pos, new_name) rename_index_entry_at(&the_index, (pos), (new_name)) | |
| #define remove_cache_entry_at(pos) remove_index_entry_at(&the_index, (pos)) | |
| #define remove_file_from_cache(path) remove_file_from_index(&the_index, (path)) | |
| #define add_to_cache(path, st, flags) add_to_index(&the_index, (path), (st), (flags)) | |
| #define add_file_to_cache(path, flags) add_file_to_index(&the_index, (path), (flags)) | |
| #define refresh_cache(flags) refresh_index(&the_index, (flags), NULL, NULL, NULL) | |
| #define ce_match_stat(ce, st, options) ie_match_stat(&the_index, (ce), (st), (options)) | |
| #define ce_modified(ce, st, options) ie_modified(&the_index, (ce), (st), (options)) | |
| #define cache_name_exists(name, namelen, igncase) index_name_exists(&the_index, (name), (namelen), (igncase)) | |
| #define cache_name_is_other(name, namelen) index_name_is_other(&the_index, (name), (namelen)) | |
| #define resolve_undo_clear() resolve_undo_clear_index(&the_index) | |
| #define unmerge_cache_entry_at(at) unmerge_index_entry_at(&the_index, at) | |
| #define unmerge_cache(pathspec) unmerge_index(&the_index, pathspec) | |
| #endif | |
| enum object_type { | |
| OBJ_BAD = -1, | |
| OBJ_NONE = 0, | |
| OBJ_COMMIT = 1, | |
| OBJ_TREE = 2, | |
| OBJ_BLOB = 3, | |
| OBJ_TAG = 4, | |
| /* 5 for future expansion */ | |
| OBJ_OFS_DELTA = 6, | |
| OBJ_REF_DELTA = 7, | |
| OBJ_ANY, | |
| OBJ_MAX | |
| }; | |
| static inline enum object_type object_type(unsigned int mode) | |
| { | |
| return S_ISDIR(mode) ? OBJ_TREE : | |
| S_ISGITLINK(mode) ? OBJ_COMMIT : | |
| OBJ_BLOB; | |
| } | |
| #define GIT_DIR_ENVIRONMENT "GIT_DIR" | |
| #define GIT_NAMESPACE_ENVIRONMENT "GIT_NAMESPACE" | |
| #define GIT_WORK_TREE_ENVIRONMENT "GIT_WORK_TREE" | |
| #define DEFAULT_GIT_DIR_ENVIRONMENT ".git" | |
| #define DB_ENVIRONMENT "GIT_OBJECT_DIRECTORY" | |
| #define INDEX_ENVIRONMENT "GIT_INDEX_FILE" | |
| #define GRAFT_ENVIRONMENT "GIT_GRAFT_FILE" | |
| #define TEMPLATE_DIR_ENVIRONMENT "GIT_TEMPLATE_DIR" | |
| #define CONFIG_ENVIRONMENT "GIT_CONFIG" | |
| #define CONFIG_DATA_ENVIRONMENT "GIT_CONFIG_PARAMETERS" | |
| #define EXEC_PATH_ENVIRONMENT "GIT_EXEC_PATH" | |
| #define CEILING_DIRECTORIES_ENVIRONMENT "GIT_CEILING_DIRECTORIES" | |
| #define NO_REPLACE_OBJECTS_ENVIRONMENT "GIT_NO_REPLACE_OBJECTS" | |
| #define GITATTRIBUTES_FILE ".gitattributes" | |
| #define INFOATTRIBUTES_FILE "info/attributes" | |
| #define ATTRIBUTE_MACRO_PREFIX "[attr]" | |
| #define GIT_NOTES_REF_ENVIRONMENT "GIT_NOTES_REF" | |
| #define GIT_NOTES_DEFAULT_REF "refs/notes/commits" | |
| #define GIT_NOTES_DISPLAY_REF_ENVIRONMENT "GIT_NOTES_DISPLAY_REF" | |
| #define GIT_NOTES_REWRITE_REF_ENVIRONMENT "GIT_NOTES_REWRITE_REF" | |
| #define GIT_NOTES_REWRITE_MODE_ENVIRONMENT "GIT_NOTES_REWRITE_MODE" | |
| /* | |
| * Repository-local GIT_* environment variables | |
| * The array is NULL-terminated to simplify its usage in contexts such | |
| * environment creation or simple walk of the list. | |
| * The number of non-NULL entries is available as a macro. | |
| */ | |
| #define LOCAL_REPO_ENV_SIZE 9 | |
| extern const char *const local_repo_env[LOCAL_REPO_ENV_SIZE + 1]; | |
| extern int is_bare_repository_cfg; | |
| extern int is_bare_repository(void); | |
| extern int is_inside_git_dir(void); | |
| extern char *git_work_tree_cfg; | |
| extern int is_inside_work_tree(void); | |
| extern int have_git_dir(void); | |
| extern const char *get_git_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 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); | |
| extern const char *resolve_gitdir(const char *suspect); | |
| extern void set_git_work_tree(const char *tree); | |
| #define ALTERNATE_DB_ENVIRONMENT "GIT_ALTERNATE_OBJECT_DIRECTORIES" | |
| extern const char **get_pathspec(const char *prefix, const char **pathspec); | |
| extern void setup_work_tree(void); | |
| extern const char *setup_git_directory_gently(int *); | |
| extern const char *setup_git_directory(void); | |
| extern char *prefix_path(const char *prefix, int len, const char *path); | |
| extern const char *prefix_filename(const char *prefix, int len, const char *path); | |
| extern int check_filename(const char *prefix, const char *name); | |
| extern void verify_filename(const char *prefix, | |
| const char *name, | |
| int diagnose_misspelt_rev); | |
| extern void verify_non_filename(const char *prefix, const char *name); | |
| extern int path_inside_repo(const char *prefix, const char *path); | |
| #define INIT_DB_QUIET 0x0001 | |
| extern int set_git_dir_init(const char *git_dir, const char *real_git_dir, int); | |
| extern int init_db(const char *template_dir, unsigned int flags); | |
| #define alloc_nr(x) (((x)+16)*3/2) | |
| /* | |
| * Realloc the buffer pointed at by variable 'x' so that it can hold | |
| * at least 'nr' entries; the number of entries currently allocated | |
| * is 'alloc', using the standard growing factor alloc_nr() macro. | |
| * | |
| * DO NOT USE any expression with side-effect for 'x', 'nr', or 'alloc'. | |
| */ | |
| #define ALLOC_GROW(x, nr, alloc) \ | |
| do { \ | |
| if ((nr) > alloc) { \ | |
| if (alloc_nr(alloc) < (nr)) \ | |
| alloc = (nr); \ | |
| else \ | |
| alloc = alloc_nr(alloc); \ | |
| x = xrealloc((x), alloc * sizeof(*(x))); \ | |
| } \ | |
| } while (0) | |
| /* Initialize and use the cache information */ | |
| extern int read_index(struct index_state *); | |
| extern int read_index_preload(struct index_state *, const char **pathspec); | |
| extern int read_index_from(struct index_state *, const char *path); | |
| extern int is_index_unborn(struct index_state *); | |
| extern int read_index_unmerged(struct index_state *); | |
| extern int write_index(struct index_state *, int newfd); | |
| extern int discard_index(struct index_state *); | |
| extern int unmerged_index(const struct index_state *); | |
| extern int verify_path(const char *path); | |
| extern struct cache_entry *index_name_exists(struct index_state *istate, const char *name, int namelen, int igncase); | |
| extern int index_name_stage_pos(const struct index_state *, const char *name, int namelen, int stage); | |
| extern int index_name_pos(const struct index_state *, const char *name, int namelen); | |
| #define ADD_CACHE_OK_TO_ADD 1 /* Ok to add */ | |
| #define ADD_CACHE_OK_TO_REPLACE 2 /* Ok to replace file/directory */ | |
| #define ADD_CACHE_SKIP_DFCHECK 4 /* Ok to skip DF conflict checks */ | |
| #define ADD_CACHE_JUST_APPEND 8 /* Append only; tree.c::read_tree() */ | |
| #define ADD_CACHE_NEW_ONLY 16 /* Do not replace existing ones */ | |
| extern int add_index_entry(struct index_state *, struct cache_entry *ce, int option); | |
| extern void rename_index_entry_at(struct index_state *, int pos, const char *new_name); | |
| extern int remove_index_entry_at(struct index_state *, int pos); | |
| extern void remove_marked_cache_entries(struct index_state *istate); | |
| extern int remove_file_from_index(struct index_state *, const char *path); | |
| #define ADD_CACHE_VERBOSE 1 | |
| #define ADD_CACHE_PRETEND 2 | |
| #define ADD_CACHE_IGNORE_ERRORS 4 | |
| #define ADD_CACHE_IGNORE_REMOVAL 8 | |
| #define ADD_CACHE_INTENT 16 | |
| extern int add_to_index(struct index_state *, const char *path, struct stat *, int flags); | |
| extern int add_file_to_index(struct index_state *, const char *path, int flags); | |
| extern struct cache_entry *make_cache_entry(unsigned int mode, const unsigned char *sha1, const char *path, int stage, int refresh); | |
| extern int ce_same_name(struct cache_entry *a, struct cache_entry *b); | |
| extern int index_name_is_other(const struct index_state *, const char *, int); | |
| /* do stat comparison even if CE_VALID is true */ | |
| #define CE_MATCH_IGNORE_VALID 01 | |
| /* do not check the contents but report dirty on racily-clean entries */ | |
| #define CE_MATCH_RACY_IS_DIRTY 02 | |
| /* do stat comparison even if CE_SKIP_WORKTREE is true */ | |
| #define CE_MATCH_IGNORE_SKIP_WORKTREE 04 | |
| extern int ie_match_stat(const struct index_state *, struct cache_entry *, struct stat *, unsigned int); | |
| extern int ie_modified(const struct index_state *, struct cache_entry *, struct stat *, unsigned int); | |
| struct pathspec { | |
| const char **raw; /* get_pathspec() result, not freed by free_pathspec() */ | |
| int nr; | |
| unsigned int has_wildcard:1; | |
| unsigned int recursive:1; | |
| int max_depth; | |
| struct pathspec_item { | |
| const char *match; | |
| int len; | |
| unsigned int use_wildcard:1; | |
| } *items; | |
| }; | |
| extern int init_pathspec(struct pathspec *, const char **); | |
| extern void free_pathspec(struct pathspec *); | |
| extern int ce_path_match(const struct cache_entry *ce, const struct pathspec *pathspec); | |
| #define HASH_WRITE_OBJECT 1 | |
| #define HASH_FORMAT_CHECK 2 | |
| extern int index_fd(unsigned char *sha1, int fd, struct stat *st, enum object_type type, const char *path, unsigned flags); | |
| extern int index_path(unsigned char *sha1, const char *path, struct stat *st, unsigned flags); | |
| extern void fill_stat_cache_info(struct cache_entry *ce, struct stat *st); | |
| #define REFRESH_REALLY 0x0001 /* ignore_valid */ | |
| #define REFRESH_UNMERGED 0x0002 /* allow unmerged */ | |
| #define REFRESH_QUIET 0x0004 /* be quiet about it */ | |
| #define REFRESH_IGNORE_MISSING 0x0008 /* ignore non-existent */ | |
| #define REFRESH_IGNORE_SUBMODULES 0x0010 /* ignore submodules */ | |
| #define REFRESH_IN_PORCELAIN 0x0020 /* user friendly output, not "needs update" */ | |
| extern int refresh_index(struct index_state *, unsigned int flags, const char **pathspec, char *seen, const char *header_msg); | |
| struct lock_file { | |
| struct lock_file *next; | |
| int fd; | |
| pid_t owner; | |
| char on_list; | |
| char filename[PATH_MAX]; | |
| }; | |
| #define LOCK_DIE_ON_ERROR 1 | |
| #define LOCK_NODEREF 2 | |
| extern int unable_to_lock_error(const char *path, int err); | |
| extern NORETURN void unable_to_lock_index_die(const char *path, int err); | |
| extern int hold_lock_file_for_update(struct lock_file *, const char *path, int); | |
| extern int hold_lock_file_for_append(struct lock_file *, const char *path, int); | |
| extern int commit_lock_file(struct lock_file *); | |
| extern void update_index_if_able(struct index_state *, struct lock_file *); | |
| 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 int close_lock_file(struct lock_file *); | |
| extern void rollback_lock_file(struct lock_file *); | |
| extern int delete_ref(const char *, const unsigned char *sha1, int delopt); | |
| /* Environment bits from configuration mechanism */ | |
| extern int trust_executable_bit; | |
| extern int trust_ctime; | |
| extern int quote_path_fully; | |
| extern int has_symlinks; | |
| extern int minimum_abbrev, default_abbrev; | |
| extern int ignore_case; | |
| extern int assume_unchanged; | |
| extern int prefer_symlink_refs; | |
| extern int log_all_ref_updates; | |
| extern int warn_ambiguous_refs; | |
| extern int shared_repository; | |
| extern const char *apply_default_whitespace; | |
| extern const char *apply_default_ignorewhitespace; | |
| extern const char *git_attributes_file; | |
| extern int zlib_compression_level; | |
| extern int core_compression_level; | |
| extern int core_compression_seen; | |
| extern size_t packed_git_window_size; | |
| extern size_t packed_git_limit; | |
| extern size_t delta_base_cache_limit; | |
| extern unsigned long big_file_threshold; | |
| extern unsigned long pack_size_limit_cfg; | |
| extern int read_replace_refs; | |
| extern int fsync_object_files; | |
| extern int core_preload_index; | |
| extern int core_apply_sparse_checkout; | |
| extern int precomposed_unicode; | |
| enum branch_track { | |
| BRANCH_TRACK_UNSPECIFIED = -1, | |
| BRANCH_TRACK_NEVER = 0, | |
| BRANCH_TRACK_REMOTE, | |
| BRANCH_TRACK_ALWAYS, | |
| BRANCH_TRACK_EXPLICIT, | |
| BRANCH_TRACK_OVERRIDE | |
| }; | |
| enum rebase_setup_type { | |
| AUTOREBASE_NEVER = 0, | |
| AUTOREBASE_LOCAL, | |
| AUTOREBASE_REMOTE, | |
| AUTOREBASE_ALWAYS | |
| }; | |
| enum push_default_type { | |
| PUSH_DEFAULT_NOTHING = 0, | |
| PUSH_DEFAULT_MATCHING, | |
| PUSH_DEFAULT_SIMPLE, | |
| PUSH_DEFAULT_UPSTREAM, | |
| PUSH_DEFAULT_CURRENT, | |
| PUSH_DEFAULT_UNSPECIFIED | |
| }; | |
| extern enum branch_track git_branch_track; | |
| extern enum rebase_setup_type autorebase; | |
| extern enum push_default_type push_default; | |
| enum object_creation_mode { | |
| OBJECT_CREATION_USES_HARDLINKS = 0, | |
| OBJECT_CREATION_USES_RENAMES = 1 | |
| }; | |
| extern enum object_creation_mode object_creation_mode; | |
| extern char *notes_ref_name; | |
| extern int grafts_replace_parents; | |
| #define GIT_REPO_VERSION 0 | |
| extern int repository_format_version; | |
| extern int check_repository_format(void); | |
| #define MTIME_CHANGED 0x0001 | |
| #define CTIME_CHANGED 0x0002 | |
| #define OWNER_CHANGED 0x0004 | |
| #define MODE_CHANGED 0x0008 | |
| #define INODE_CHANGED 0x0010 | |
| #define DATA_CHANGED 0x0020 | |
| #define TYPE_CHANGED 0x0040 | |
| 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 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, ...) | |
| __attribute__((format (printf, 2, 3))); | |
| extern char *sha1_file_name(const unsigned char *sha1); | |
| extern char *sha1_pack_name(const unsigned char *sha1); | |
| 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]; | |
| static inline int hashcmp(const unsigned char *sha1, const unsigned char *sha2) | |
| { | |
| int i; | |
| for (i = 0; i < 20; i++, sha1++, sha2++) { | |
| if (*sha1 != *sha2) | |
| return *sha1 - *sha2; | |
| } | |
| return 0; | |
| } | |
| static inline int is_null_sha1(const unsigned char *sha1) | |
| { | |
| return !hashcmp(sha1, null_sha1); | |
| } | |
| static inline void hashcpy(unsigned char *sha_dst, const unsigned char *sha_src) | |
| { | |
| memcpy(sha_dst, sha_src, 20); | |
| } | |
| static inline void hashclr(unsigned char *hash) | |
| { | |
| memset(hash, 0, 20); | |
| } | |
| #define EMPTY_TREE_SHA1_HEX \ | |
| "4b825dc642cb6eb9a060e54bf8d69288fbee4904" | |
| #define EMPTY_TREE_SHA1_BIN_LITERAL \ | |
| "\x4b\x82\x5d\xc6\x42\xcb\x6e\xb9\xa0\x60" \ | |
| "\xe5\x4b\xf8\xd6\x92\x88\xfb\xee\x49\x04" | |
| #define EMPTY_TREE_SHA1_BIN \ | |
| ((const unsigned char *) EMPTY_TREE_SHA1_BIN_LITERAL) | |
| #define EMPTY_BLOB_SHA1_HEX \ | |
| "e69de29bb2d1d6434b8b29ae775ad8c2e48c5391" | |
| #define EMPTY_BLOB_SHA1_BIN_LITERAL \ | |
| "\xe6\x9d\xe2\x9b\xb2\xd1\xd6\x43\x4b\x8b" \ | |
| "\x29\xae\x77\x5a\xd8\xc2\xe4\x8c\x53\x91" | |
| #define EMPTY_BLOB_SHA1_BIN \ | |
| ((const unsigned char *) EMPTY_BLOB_SHA1_BIN_LITERAL) | |
| static inline int is_empty_blob_sha1(const unsigned char *sha1) | |
| { | |
| return !hashcmp(sha1, EMPTY_BLOB_SHA1_BIN); | |
| } | |
| int git_mkstemp(char *path, size_t n, const char *template); | |
| int git_mkstemps(char *path, size_t n, const char *template, int suffix_len); | |
| /* set default permissions by passing mode arguments to open(2) */ | |
| int git_mkstemps_mode(char *pattern, int suffix_len, int mode); | |
| int git_mkstemp_mode(char *pattern, int mode); | |
| /* | |
| * NOTE NOTE NOTE!! | |
| * | |
| * PERM_UMASK, OLD_PERM_GROUP and OLD_PERM_EVERYBODY enumerations must | |
| * not be changed. Old repositories have core.sharedrepository written in | |
| * numeric format, and therefore these values are preserved for compatibility | |
| * reasons. | |
| */ | |
| enum sharedrepo { | |
| PERM_UMASK = 0, | |
| OLD_PERM_GROUP = 1, | |
| OLD_PERM_EVERYBODY = 2, | |
| PERM_GROUP = 0660, | |
| PERM_EVERYBODY = 0664 | |
| }; | |
| int git_config_perm(const char *var, const char *value); | |
| int set_shared_perm(const char *path, int mode); | |
| #define adjust_shared_perm(path) set_shared_perm((path), 0) | |
| int safe_create_leading_directories(char *path); | |
| int safe_create_leading_directories_const(const char *path); | |
| int mkdir_in_gitdir(const char *path); | |
| extern void home_config_paths(char **global, char **xdg, char *file); | |
| extern char *expand_user_path(const char *path); | |
| const char *enter_repo(const char *path, int strict); | |
| static inline int is_absolute_path(const char *path) | |
| { | |
| return is_dir_sep(path[0]) || has_dos_drive_prefix(path); | |
| } | |
| int is_directory(const char *); | |
| const char *real_path(const char *path); | |
| const char *absolute_path(const char *path); | |
| const char *relative_path(const char *abs, const char *base); | |
| int normalize_path_copy(char *dst, const char *src); | |
| int longest_ancestor_length(const char *path, const char *prefix_list); | |
| char *strip_path_suffix(const char *path, const char *suffix); | |
| int daemon_avoid_alias(const char *path); | |
| int offset_1st_component(const char *path); | |
| /* object replacement */ | |
| #define READ_SHA1_FILE_REPLACE 1 | |
| 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 read_sha1_file_extended(sha1, type, size, READ_SHA1_FILE_REPLACE); | |
| } | |
| extern const unsigned char *do_lookup_replace_object(const unsigned char *sha1); | |
| static inline const unsigned char *lookup_replace_object(const unsigned char *sha1) | |
| { | |
| if (!read_replace_refs) | |
| return sha1; | |
| return do_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); | |
| extern int write_sha1_file(const void *buf, unsigned long len, const char *type, unsigned char *return_sha1); | |
| extern int pretend_sha1_file(void *, unsigned long, enum object_type, unsigned char *); | |
| extern int force_object_loose(const unsigned char *sha1, time_t mtime); | |
| extern void *map_sha1_file(const unsigned char *sha1, unsigned long *size); | |
| extern int unpack_sha1_header(git_zstream *stream, unsigned char *map, unsigned long mapsize, void *buffer, unsigned long bufsiz); | |
| extern int parse_sha1_header(const char *hdr, unsigned long *sizep); | |
| /* global flag to enable extra checks when accessing packed objects */ | |
| extern int do_check_packed_object_crc; | |
| /* for development: log offset of pack access */ | |
| extern const char *log_pack_access; | |
| extern int check_sha1_signature(const unsigned char *sha1, void *buf, unsigned long size, const char *type); | |
| extern int move_temp_to_file(const char *tmpfile, const char *filename); | |
| extern int has_sha1_pack(const unsigned char *sha1); | |
| extern int has_sha1_file(const unsigned char *sha1); | |
| extern int has_loose_object_nonlocal(const unsigned char *sha1); | |
| extern int has_pack_index(const unsigned char *sha1); | |
| extern void assert_sha1_type(const unsigned char *sha1, enum object_type expect); | |
| extern const signed char hexval_table[256]; | |
| static inline unsigned int hexval(unsigned char c) | |
| { | |
| return hexval_table[c]; | |
| } | |
| /* Convert to/from hex/sha1 representation */ | |
| #define MINIMUM_ABBREV minimum_abbrev | |
| #define DEFAULT_ABBREV default_abbrev | |
| struct object_context { | |
| unsigned char tree[20]; | |
| char path[PATH_MAX]; | |
| unsigned mode; | |
| }; | |
| #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 | |
| extern int get_sha1(const char *str, unsigned char *sha1); | |
| extern int get_sha1_commit(const char *str, unsigned char *sha1); | |
| extern int get_sha1_committish(const char *str, unsigned char *sha1); | |
| extern int get_sha1_tree(const char *str, unsigned char *sha1); | |
| extern int get_sha1_treeish(const char *str, unsigned char *sha1); | |
| extern int get_sha1_blob(const char *str, unsigned char *sha1); | |
| extern void maybe_die_on_misspelt_object_name(const char *name, const char *prefix); | |
| extern int get_sha1_with_context(const char *str, unsigned flags, unsigned char *sha1, struct object_context *orc); | |
| typedef int each_abbrev_fn(const unsigned char *sha1, void *); | |
| extern int for_each_abbrev(const char *prefix, each_abbrev_fn, void *); | |
| /* | |
| * Try to read a SHA1 in hexadecimal format from the 40 characters | |
| * starting at hex. Write the 20-byte result to sha1 in binary form. | |
| * Return 0 on success. Reading stops if a NUL is encountered in the | |
| * input, so it is safe to pass this function an arbitrary | |
| * null-terminated string. | |
| */ | |
| extern int get_sha1_hex(const char *hex, unsigned char *sha1); | |
| extern char *sha1_to_hex(const unsigned char *sha1); /* static buffer result! */ | |
| extern int read_ref_full(const char *refname, unsigned char *sha1, | |
| int reading, int *flags); | |
| extern int read_ref(const char *refname, unsigned char *sha1); | |
| /* | |
| * 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 "reading" argument: | |
| * | |
| * - If reading is set, return NULL. | |
| * | |
| * - If 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 flag is non-NULL, set the value that it points to the | |
| * combination of REF_ISPACKED (if the reference was found among the | |
| * packed references) and REF_ISSYMREF (if the initial reference was a | |
| * symbolic reference). | |
| * | |
| * 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. | |
| * | |
| * errno is sometimes set on errors, but not always. | |
| */ | |
| extern const char *resolve_ref_unsafe(const char *ref, unsigned char *sha1, int reading, int *flag); | |
| extern char *resolve_refdup(const char *ref, unsigned char *sha1, int reading, int *flag); | |
| 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, struct strbuf *); | |
| extern int get_sha1_mb(const char *str, unsigned char *sha1); | |
| extern int refname_match(const char *abbrev_name, const char *full_name, const char **rules); | |
| extern const char *ref_rev_parse_rules[]; | |
| #define ref_fetch_rules ref_rev_parse_rules | |
| 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 int df_name_compare(const char *name1, int len1, int mode1, const char *name2, int len2, int mode2); | |
| extern int cache_name_compare(const char *name1, int len1, const char *name2, int len2); | |
| extern int cache_name_stage_compare(const char *name1, int len1, int stage1, const char *name2, int len2, int stage2); | |
| extern void *read_object_with_reference(const unsigned char *sha1, | |
| const char *required_type, | |
| unsigned long *size, | |
| unsigned char *sha1_ret); | |
| 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_RFC2822, | |
| DATE_RAW | |
| }; | |
| const char *show_date(unsigned long time, int timezone, enum 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, char *buf, int bufsize); | |
| int parse_date_basic(const char *date, unsigned long *timestamp, int *offset); | |
| void datestamp(char *buf, int bufsize); | |
| #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); | |
| #define IDENT_STRICT 1 | |
| #define IDENT_NO_DATE 2 | |
| #define IDENT_NO_NAME 4 | |
| extern const char *git_author_info(int); | |
| extern const char *git_committer_info(int); | |
| extern const char *fmt_ident(const char *name, const char *email, const char *date_str, int); | |
| extern const char *fmt_name(const char *name, const char *email); | |
| extern const char *ident_default_name(void); | |
| extern const char *ident_default_email(void); | |
| extern const char *ident_default_date(void); | |
| extern const char *git_editor(void); | |
| extern const char *git_pager(int stdout_is_tty); | |
| extern int git_ident_config(const char *, const char *, void *); | |
| struct ident_split { | |
| const char *name_begin; | |
| const char *name_end; | |
| const char *mail_begin; | |
| const char *mail_end; | |
| const char *date_begin; | |
| const char *date_end; | |
| const char *tz_begin; | |
| const char *tz_end; | |
| }; | |
| /* | |
| * Signals an success with 0, but time part of the result may be NULL | |
| * if the input lacks timestamp and zone | |
| */ | |
| extern int split_ident_line(struct ident_split *, const char *, int); | |
| struct checkout { | |
| const char *base_dir; | |
| int base_dir_len; | |
| unsigned force:1, | |
| quiet:1, | |
| not_new:1, | |
| refresh_cache:1; | |
| }; | |
| extern int checkout_entry(struct cache_entry *ce, const struct checkout *state, char *topath); | |
| struct cache_def { | |
| char path[PATH_MAX + 1]; | |
| int len; | |
| int flags; | |
| int track_flags; | |
| int prefix_len_stat_func; | |
| }; | |
| extern int has_symlink_leading_path(const char *name, int len); | |
| extern int threaded_has_symlink_leading_path(struct cache_def *, const char *, int); | |
| extern int check_leading_path(const char *name, int len); | |
| extern int has_dirs_only_path(const char *name, int len, int prefix_len); | |
| extern void schedule_dir_for_removal(const char *name, int len); | |
| extern void remove_scheduled_dirs(void); | |
| extern struct alternate_object_database { | |
| struct alternate_object_database *next; | |
| char *name; | |
| char base[FLEX_ARRAY]; /* more */ | |
| } *alt_odb_list; | |
| extern void prepare_alt_odb(void); | |
| extern void read_info_alternates(const char * relative_base, int depth); | |
| extern void add_to_alternates_file(const char *reference); | |
| typedef int alt_odb_fn(struct alternate_object_database *, void *); | |
| extern void foreach_alt_odb(alt_odb_fn, void*); | |
| struct pack_window { | |
| struct pack_window *next; | |
| unsigned char *base; | |
| off_t offset; | |
| size_t len; | |
| unsigned int last_used; | |
| unsigned int inuse_cnt; | |
| }; | |
| extern struct packed_git { | |
| struct packed_git *next; | |
| struct pack_window *windows; | |
| off_t pack_size; | |
| const void *index_data; | |
| size_t index_size; | |
| uint32_t num_objects; | |
| uint32_t num_bad_objects; | |
| unsigned char *bad_object_sha1; | |
| int index_version; | |
| time_t mtime; | |
| int pack_fd; | |
| unsigned pack_local:1, | |
| pack_keep:1, | |
| do_not_close:1; | |
| unsigned char sha1[20]; | |
| /* something like ".git/objects/pack/xxxxx.pack" */ | |
| char pack_name[FLEX_ARRAY]; /* more */ | |
| } *packed_git; | |
| struct pack_entry { | |
| off_t offset; | |
| unsigned char sha1[20]; | |
| struct packed_git *p; | |
| }; | |
| struct ref { | |
| struct ref *next; | |
| unsigned char old_sha1[20]; | |
| unsigned char new_sha1[20]; | |
| char *symref; | |
| unsigned int force:1, | |
| merge:1, | |
| nonfastforward:1, | |
| deletion:1; | |
| enum { | |
| REF_STATUS_NONE = 0, | |
| REF_STATUS_OK, | |
| REF_STATUS_REJECT_NONFASTFORWARD, | |
| REF_STATUS_REJECT_NODELETE, | |
| REF_STATUS_UPTODATE, | |
| REF_STATUS_REMOTE_REJECT, | |
| REF_STATUS_EXPECTING_REPORT | |
| } status; | |
| char *remote_status; | |
| struct ref *peer_ref; /* when renaming */ | |
| char name[FLEX_ARRAY]; /* more */ | |
| }; | |
| #define REF_NORMAL (1u << 0) | |
| #define REF_HEADS (1u << 1) | |
| #define REF_TAGS (1u << 2) | |
| extern struct ref *find_ref_by_name(const struct ref *list, const char *name); | |
| #define CONNECT_VERBOSE (1u << 0) | |
| extern struct child_process *git_connect(int fd[2], const char *url, const char *prog, int flags); | |
| extern int finish_connect(struct child_process *conn); | |
| extern int git_connection_is_socket(struct child_process *conn); | |
| struct extra_have_objects { | |
| int nr, alloc; | |
| unsigned char (*array)[20]; | |
| }; | |
| extern struct ref **get_remote_heads(int in, struct ref **list, unsigned int flags, struct extra_have_objects *); | |
| extern int server_supports(const char *feature); | |
| extern int parse_feature_request(const char *features, const char *feature); | |
| extern const char *server_feature_value(const char *feature, int *len_ret); | |
| extern const char *parse_feature_value(const char *feature_list, const char *feature, int *len_ret); | |
| extern struct packed_git *parse_pack_index(unsigned char *sha1, const char *idx_path); | |
| extern void prepare_packed_git(void); | |
| extern void reprepare_packed_git(void); | |
| extern void install_packed_git(struct packed_git *pack); | |
| extern struct packed_git *find_sha1_pack(const unsigned char *sha1, | |
| struct packed_git *packs); | |
| extern void pack_report(void); | |
| extern int open_pack_index(struct packed_git *); | |
| extern void close_pack_index(struct packed_git *); | |
| extern unsigned char *use_pack(struct packed_git *, struct pack_window **, off_t, unsigned long *); | |
| extern void close_pack_windows(struct packed_git *); | |
| extern void unuse_pack(struct pack_window **); | |
| extern void free_pack_by_name(const char *); | |
| extern void clear_delta_base_cache(void); | |
| extern struct packed_git *add_packed_git(const char *, int, int); | |
| extern const unsigned char *nth_packed_object_sha1(struct packed_git *, uint32_t); | |
| extern off_t nth_packed_object_offset(const struct packed_git *, uint32_t); | |
| extern off_t find_pack_entry_one(const unsigned char *, struct packed_git *); | |
| extern int is_pack_valid(struct packed_git *); | |
| extern void *unpack_entry(struct packed_git *, off_t, enum object_type *, unsigned long *); | |
| extern unsigned long unpack_object_header_buffer(const unsigned char *buf, unsigned long len, enum object_type *type, unsigned long *sizep); | |
| extern unsigned long get_size_from_delta(struct packed_git *, struct pack_window **, off_t); | |
| extern int unpack_object_header(struct packed_git *, struct pack_window **, off_t *, unsigned long *); | |
| struct object_info { | |
| /* Request */ | |
| unsigned long *sizep; | |
| /* 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; | |
| }; | |
| extern int sha1_object_info_extended(const unsigned char *, struct object_info *); | |
| /* Dumb servers support */ | |
| extern int update_server_info(int); | |
| /* git_config_parse_key() returns these negated: */ | |
| #define CONFIG_INVALID_KEY 1 | |
| #define CONFIG_NO_SECTION_OR_NAME 2 | |
| /* git_config_set(), git_config_set_multivar() return the above or these: */ | |
| #define CONFIG_NO_LOCK -1 | |
| #define CONFIG_INVALID_FILE 3 | |
| #define CONFIG_NO_WRITE 4 | |
| #define CONFIG_NOTHING_SET 5 | |
| #define CONFIG_INVALID_PATTERN 6 | |
| #define CONFIG_GENERIC_ERROR 7 | |
| typedef int (*config_fn_t)(const char *, const char *, void *); | |
| extern int git_default_config(const char *, const char *, void *); | |
| extern int git_config_from_file(config_fn_t fn, const char *, void *); | |
| extern void git_config_push_parameter(const char *text); | |
| extern int git_config_from_parameters(config_fn_t fn, void *data); | |
| extern int git_config(config_fn_t fn, void *); | |
| extern int git_config_with_options(config_fn_t fn, void *, | |
| const char *filename, int respect_includes); | |
| extern int git_config_early(config_fn_t fn, void *, const char *repo_config); | |
| extern int git_parse_ulong(const char *, unsigned long *); | |
| extern int git_config_int(const char *, const char *); | |
| extern unsigned long git_config_ulong(const char *, const char *); | |
| extern int git_config_bool_or_int(const char *, const char *, int *); | |
| extern int git_config_bool(const char *, const char *); | |
| extern int git_config_maybe_bool(const char *, const char *); | |
| extern int git_config_string(const char **, const char *, const char *); | |
| extern int git_config_pathname(const char **, const char *, const char *); | |
| extern int git_config_set_in_file(const char *, const char *, const char *); | |
| extern int git_config_set(const char *, const char *); | |
| extern int git_config_parse_key(const char *, char **, int *); | |
| extern int git_config_set_multivar(const char *, const char *, const char *, int); | |
| extern int git_config_set_multivar_in_file(const char *, const char *, const char *, const char *, int); | |
| extern int git_config_rename_section(const char *, const char *); | |
| extern int git_config_rename_section_in_file(const char *, const char *, const char *); | |
| extern const char *git_etc_gitconfig(void); | |
| extern int check_repository_format_version(const char *var, const char *value, void *cb); | |
| extern int git_env_bool(const char *, int); | |
| extern int git_config_system(void); | |
| extern int config_error_nonbool(const char *); | |
| extern const char *get_log_output_encoding(void); | |
| extern const char *get_commit_output_encoding(void); | |
| extern int git_config_parse_parameter(const char *, config_fn_t fn, void *data); | |
| struct config_include_data { | |
| int depth; | |
| config_fn_t fn; | |
| void *data; | |
| }; | |
| #define CONFIG_INCLUDE_INIT { 0 } | |
| extern int git_config_include(const char *name, const char *value, void *data); | |
| #define IDENT_NAME_GIVEN 01 | |
| #define IDENT_MAIL_GIVEN 02 | |
| #define IDENT_ALL_GIVEN (IDENT_NAME_GIVEN|IDENT_MAIL_GIVEN) | |
| extern int user_ident_explicitly_given; | |
| extern int user_ident_sufficiently_given(void); | |
| extern const char *git_commit_encoding; | |
| extern const char *git_log_output_encoding; | |
| extern const char *git_mailmap_file; | |
| /* IO helper functions */ | |
| extern void maybe_flush_or_die(FILE *, const char *); | |
| 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); | |
| extern void fsync_or_die(int fd, const char *); | |
| extern ssize_t read_in_full(int fd, void *buf, size_t count); | |
| extern ssize_t write_in_full(int fd, const void *buf, size_t count); | |
| static inline ssize_t write_str_in_full(int fd, const char *str) | |
| { | |
| return write_in_full(fd, str, strlen(str)); | |
| } | |
| /* pager.c */ | |
| extern void setup_pager(void); | |
| extern const char *pager_program; | |
| extern int pager_in_use(void); | |
| extern int pager_use_color; | |
| extern int term_columns(void); | |
| extern int decimal_width(int); | |
| extern const char *editor_program; | |
| extern const char *askpass_program; | |
| extern const char *excludes_file; | |
| /* base85 */ | |
| int decode_85(char *dst, const char *line, int linelen); | |
| void encode_85(char *buf, const unsigned char *data, int bytes); | |
| /* alloc.c */ | |
| extern void *alloc_blob_node(void); | |
| extern void *alloc_tree_node(void); | |
| extern void *alloc_commit_node(void); | |
| extern void *alloc_tag_node(void); | |
| extern void *alloc_object_node(void); | |
| extern void alloc_report(void); | |
| /* trace.c */ | |
| __attribute__((format (printf, 1, 2))) | |
| extern void trace_printf(const char *format, ...); | |
| extern void trace_vprintf(const char *key, const char *format, va_list ap); | |
| __attribute__((format (printf, 2, 3))) | |
| extern void trace_argv_printf(const char **argv, const char *format, ...); | |
| extern void trace_repo_setup(const char *prefix); | |
| extern int trace_want(const char *key); | |
| extern void trace_strbuf(const char *key, const struct strbuf *buf); | |
| void packet_trace_identity(const char *prog); | |
| /* add */ | |
| /* | |
| * return 0 if success, 1 - if addition of a file failed and | |
| * ADD_FILES_IGNORE_ERRORS was specified in flags | |
| */ | |
| int add_files_to_cache(const char *prefix, const char **pathspec, int flags); | |
| /* diff.c */ | |
| extern int diff_auto_refresh_index; | |
| /* match-trees.c */ | |
| void shift_tree(const unsigned char *, const unsigned char *, unsigned char *, int); | |
| void shift_tree_by(const unsigned char *, const unsigned char *, unsigned char *, const char *); | |
| /* | |
| * whitespace rules. | |
| * used by both diff and apply | |
| * last two digits are tab width | |
| */ | |
| #define WS_BLANK_AT_EOL 0100 | |
| #define WS_SPACE_BEFORE_TAB 0200 | |
| #define WS_INDENT_WITH_NON_TAB 0400 | |
| #define WS_CR_AT_EOL 01000 | |
| #define WS_BLANK_AT_EOF 02000 | |
| #define WS_TAB_IN_INDENT 04000 | |
| #define WS_TRAILING_SPACE (WS_BLANK_AT_EOL|WS_BLANK_AT_EOF) | |
| #define WS_DEFAULT_RULE (WS_TRAILING_SPACE|WS_SPACE_BEFORE_TAB|8) | |
| #define WS_TAB_WIDTH_MASK 077 | |
| extern unsigned whitespace_rule_cfg; | |
| extern unsigned whitespace_rule(const char *); | |
| extern unsigned parse_whitespace_rule(const char *); | |
| extern unsigned ws_check(const char *line, int len, unsigned ws_rule); | |
| extern void ws_check_emit(const char *line, int len, unsigned ws_rule, FILE *stream, const char *set, const char *reset, const char *ws); | |
| extern char *whitespace_error_string(unsigned ws); | |
| extern void ws_fix_copy(struct strbuf *, const char *, int, unsigned, int *); | |
| extern int ws_blank_line(const char *line, int len, unsigned ws_rule); | |
| #define ws_tab_width(rule) ((rule) & WS_TAB_WIDTH_MASK) | |
| /* ls-files */ | |
| int report_path_error(const char *ps_matched, const char **pathspec, const char *prefix); | |
| void overlay_tree_on_cache(const char *tree_name, const char *prefix); | |
| char *alias_lookup(const char *alias); | |
| int split_cmdline(char *cmdline, const char ***argv); | |
| /* Takes a negative value returned by split_cmdline */ | |
| const char *split_cmdline_strerror(int cmdline_errno); | |
| /* git.c */ | |
| struct startup_info { | |
| int have_repository; | |
| const char *prefix; | |
| }; | |
| extern struct startup_info *startup_info; | |
| /* builtin/merge.c */ | |
| int checkout_fast_forward(const unsigned char *from, const unsigned char *to); | |
| int sane_execvp(const char *file, char *const argv[]); | |
| #endif /* CACHE_H */ |