diff options
Diffstat (limited to 'cache.h')
| -rw-r--r-- | cache.h | 181 |
1 files changed, 96 insertions, 85 deletions
@@ -105,6 +105,9 @@ struct cache_header { 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 @@ -115,48 +118,6 @@ struct cache_time { unsigned int nsec; }; -/* - * dev/ino/uid/gid/size are also just tracked to the low 32 bits - * Again - this is just a (very strong in practice) heuristic that - * the inode hasn't changed. - * - * We save the fields in big-endian order to allow using the - * index file over NFS transparently. - */ -struct ondisk_cache_entry { - struct cache_time ctime; - struct cache_time mtime; - unsigned int dev; - unsigned int ino; - unsigned int mode; - unsigned int uid; - unsigned int gid; - unsigned int size; - unsigned char sha1[20]; - unsigned short flags; - char name[FLEX_ARRAY]; /* more */ -}; - -/* - * This struct is used when CE_EXTENDED bit is 1 - * The struct must match ondisk_cache_entry exactly from - * ctime till flags - */ -struct ondisk_cache_entry_extended { - struct cache_time ctime; - struct cache_time mtime; - unsigned int dev; - unsigned int ino; - unsigned int mode; - unsigned int uid; - unsigned int gid; - unsigned int size; - unsigned char sha1[20]; - unsigned short flags; - unsigned short flags2; - char name[FLEX_ARRAY]; /* more */ -}; - struct cache_entry { struct cache_time ce_ctime; struct cache_time ce_mtime; @@ -167,13 +128,13 @@ struct cache_entry { 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_NAMEMASK (0x0fff) #define CE_STAGEMASK (0x3000) #define CE_EXTENDED (0x4000) #define CE_VALID (0x8000) @@ -237,25 +198,13 @@ static inline void copy_cache_entry(struct cache_entry *dst, struct cache_entry dst->ce_flags = (dst->ce_flags & ~CE_STATE_MASK) | state; } -static inline unsigned create_ce_flags(size_t len, unsigned stage) -{ - if (len >= CE_NAMEMASK) - len = CE_NAMEMASK; - return (len | (stage << CE_STAGESHIFT)); -} - -static inline size_t ce_namelen(const struct cache_entry *ce) +static inline unsigned create_ce_flags(unsigned stage) { - size_t len = ce->ce_flags & CE_NAMEMASK; - if (len < CE_NAMEMASK) - return len; - return strlen(ce->name + CE_NAMEMASK) + CE_NAMEMASK; + return (stage << CE_STAGESHIFT); } +#define ce_namelen(ce) ((ce)->ce_namelen) #define ce_size(ce) cache_entry_size(ce_namelen(ce)) -#define ondisk_ce_size(ce) (((ce)->ce_flags & CE_EXTENDED) ? \ - ondisk_cache_entry_extended_size(ce_namelen(ce)) : \ - ondisk_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) @@ -306,13 +255,11 @@ static inline unsigned int canon_mode(unsigned int mode) return S_IFGITLINK; } -#define flexible_size(STRUCT,len) ((offsetof(struct STRUCT,name) + (len) + 8) & ~7) #define cache_entry_size(len) (offsetof(struct cache_entry,name) + (len) + 1) -#define ondisk_cache_entry_size(len) flexible_size(ondisk_cache_entry,len) -#define ondisk_cache_entry_extended_size(len) flexible_size(ondisk_cache_entry_extended,len) 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; @@ -453,8 +400,11 @@ 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); +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 @@ -492,6 +442,7 @@ 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 */ @@ -604,6 +555,7 @@ 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, @@ -624,8 +576,10 @@ enum rebase_setup_type { enum push_default_type { PUSH_DEFAULT_NOTHING = 0, PUSH_DEFAULT_MATCHING, + PUSH_DEFAULT_SIMPLE, PUSH_DEFAULT_UPSTREAM, - PUSH_DEFAULT_CURRENT + PUSH_DEFAULT_CURRENT, + PUSH_DEFAULT_UNSPECIFIED }; extern enum branch_track git_branch_track; @@ -661,6 +615,8 @@ 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))); @@ -708,6 +664,19 @@ static inline void hashclr(unsigned char *hash) #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); @@ -737,6 +706,7 @@ int set_shared_perm(const char *path, int mode); 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) @@ -812,17 +782,25 @@ struct object_context { 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_with_mode_1(const char *str, unsigned char *sha1, unsigned *mode, int only_to_die, const char *prefix); -static inline int get_sha1_with_mode(const char *str, unsigned char *sha1, unsigned *mode) -{ - return get_sha1_with_mode_1(str, sha1, mode, 0, NULL); -} -extern int get_sha1_with_context_1(const char *name, unsigned char *sha1, struct object_context *orc, int only_to_die, const char *prefix); -static inline int get_sha1_with_context(const char *str, unsigned char *sha1, struct object_context *orc) -{ - return get_sha1_with_context_1(str, sha1, orc, 0, NULL); -} +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 @@ -886,6 +864,7 @@ 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, @@ -906,10 +885,8 @@ enum date_mode { }; const char *show_date(unsigned long time, int timezone, enum date_mode mode); -const char *show_date_relative(unsigned long time, int tz, - const struct timeval *now, - char *timebuf, - size_t timebuf_size); +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); @@ -918,15 +895,35 @@ 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_WARN_ON_NO_NAME 1 -#define IDENT_ERROR_ON_NO_NAME 2 -#define IDENT_NO_DATE 4 +#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; @@ -950,7 +947,9 @@ struct cache_def { 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 threaded_check_leading_path(struct cache_def *cache, const char *name, int len); extern int has_dirs_only_path(const char *name, int len, int prefix_len); +extern int threaded_has_dirs_only_path(struct cache_def *cache, 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); @@ -960,6 +959,7 @@ extern struct alternate_object_database { 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*); @@ -1038,7 +1038,9 @@ struct extra_have_objects { }; 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 const char *parse_feature_request(const char *features, 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); @@ -1115,6 +1117,8 @@ 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 *); @@ -1130,6 +1134,7 @@ 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); @@ -1140,11 +1145,14 @@ extern const char *get_commit_output_encoding(void); extern int git_config_parse_parameter(const char *, config_fn_t fn, void *data); -extern const char *config_exclusive_filename; +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 MAX_GITNAME (1000) -extern char git_default_email[MAX_GITNAME]; -extern char git_default_name[MAX_GITNAME]; #define IDENT_NAME_GIVEN 01 #define IDENT_MAIL_GIVEN 02 #define IDENT_ALL_GIVEN (IDENT_NAME_GIVEN|IDENT_MAIL_GIVEN) @@ -1178,6 +1186,7 @@ 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; @@ -1264,4 +1273,6 @@ 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 */ |