[PATCH] Documentation/repository-layout.txt typo

[git.git] / cache.h

diff --git a/cache.h b/cache.h
index 73e05dc..dcfcbbc 100644 (file)
--- a/cache.h
+++ b/cache.h
@@ -38,6 +38,9 @@
 #define NORETURN __attribute__((__noreturn__))
 #else
 #define NORETURN
+#ifndef __attribute__
+#define __attribute__(x)
+#endif
 #endif
 
 /*
@@ -51,13 +54,6 @@
 #define DEFAULT_GIT_PORT 9418
 
 /*
- * Environment variables transition.
- * We accept older names for now but warn.
- */
-extern char *gitenv_bc(const char *);
-#define gitenv(e) (getenv(e) ? : gitenv_bc(e))
-
-/*
  * Basic data structures for the directory cache
  */
 
@@ -127,13 +123,19 @@ extern unsigned int active_nr, active_alloc, active_cache_changed;
 #define DEFAULT_GIT_DIR_ENVIRONMENT ".git"
 #define DB_ENVIRONMENT "GIT_OBJECT_DIRECTORY"
 #define INDEX_ENVIRONMENT "GIT_INDEX_FILE"
+#define GRAFT_ENVIRONMENT "GIT_GRAFT_FILE"
 
 extern char *get_object_directory(void);
 extern char *get_refs_directory(void);
 extern char *get_index_file(void);
+extern char *get_graft_file(void);
 
 #define ALTERNATE_DB_ENVIRONMENT "GIT_ALTERNATE_OBJECT_DIRECTORIES"
 
+extern const char **get_pathspec(const char *prefix, char **pathspec);
+extern const char *setup_git_directory(void);
+extern char *prefix_path(const char *prefix, int len, char *path);
+
 #define alloc_nr(x) (((x)+16)*3/2)
 
 /* Initialize and use the cache information */
@@ -169,11 +171,16 @@ extern void rollback_index_file(struct cache_file *);
 #define TYPE_CHANGED    0x0040
 
 /* Return a statically allocated filename matching the sha1 signature */
-extern char *mkpath(const char *fmt, ...);
-extern char *git_path(const char *fmt, ...);
+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 *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);
+
+int git_mkstemp(char *path, size_t n, const char *template);
 
 int safe_create_leading_directories(char *path);
+char *safe_strncpy(char *, const char *, size_t);
 
 /* Read and unpack a sha1 file into memory, write memory to a sha1 file */
 extern int unpack_sha1_header(z_stream *stream, void *map, unsigned long mapsize, void *buffer, unsigned long size);
@@ -194,12 +201,16 @@ extern int check_sha1_signature(const unsigned char *sha1, void *buf, unsigned l
 /* Read a tree into the cache */
 extern int read_tree(void *buffer, unsigned long size, int stage, const char **paths);
 
-extern int write_sha1_from_fd(const unsigned char *sha1, int fd);
+extern int write_sha1_from_fd(const unsigned char *sha1, int fd, char *buffer,
+                             size_t bufsize, size_t *bufposn);
 extern int write_sha1_to_fd(int fd, const unsigned char *sha1);
 
 extern int has_sha1_pack(const unsigned char *sha1);
 extern int has_sha1_file(const unsigned char *sha1);
 
+extern int has_pack_file(const unsigned char *sha1);
+extern int has_pack_index(const unsigned char *sha1);
+
 /* Convert to/from hex/sha1 representation */
 extern int get_sha1(const char *str, unsigned char *sha1);
 extern int get_sha1_hex(const char *hex, unsigned char *sha1);
@@ -207,8 +218,8 @@ extern char *sha1_to_hex(const unsigned char *sha1);        /* static buffer result! */
 
 /* General helper functions */
 extern void usage(const char *err) NORETURN;
-extern void die(const char *err, ...) NORETURN;
-extern int error(const char *err, ...);
+extern void die(const char *err, ...) NORETURN __attribute__((format (printf, 1, 2)));
+extern int error(const char *err, ...) __attribute__((format (printf, 1, 2)));
 
 extern int base_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);
@@ -263,9 +274,10 @@ struct checkout {
 extern int checkout_entry(struct cache_entry *ce, struct checkout *state);
 
 extern struct alternate_object_database {
-       char *base;
+       struct alternate_object_database *next;
        char *name;
-} *alt_odb;
+       char base[0]; /* more */
+} *alt_odb_list;
 extern void prepare_alt_odb(void);
 
 extern struct packed_git {
@@ -276,6 +288,7 @@ extern struct packed_git {
        void *pack_base;
        unsigned int pack_last_used;
        unsigned int pack_use_cnt;
+       unsigned char sha1[20];
        char pack_name[0]; /* something like ".git/objects/pack/xxxxx.pack" */
 } *packed_git;
 
@@ -285,12 +298,33 @@ struct pack_entry {
        struct packed_git *p;
 };
 
+struct ref {
+       struct ref *next;
+       unsigned char old_sha1[20];
+       unsigned char new_sha1[20];
+       unsigned char force;
+       struct ref *peer_ref; /* when renaming */
+       char name[0];
+};
+
 extern int git_connect(int fd[2], char *url, const char *prog);
 extern int finish_connect(pid_t pid);
 extern int path_match(const char *path, int nr, char **match);
+extern int match_refs(struct ref *src, struct ref *dst, struct ref ***dst_tail,
+                     int nr_refspec, char **refspec, int all);
 extern int get_ack(int fd, unsigned char *result_sha1);
+extern struct ref **get_remote_heads(int in, struct ref **list, int nr_match, char **match);
+
+extern struct packed_git *parse_pack_index(unsigned char *sha1);
+extern struct packed_git *parse_pack_index_file(const unsigned char *sha1,
+                                               char *idx_path);
 
 extern void prepare_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 int use_packed_git(struct packed_git *);
 extern void unuse_packed_git(struct packed_git *);
 extern struct packed_git *add_packed_git(char *, int);
@@ -300,4 +334,7 @@ extern int find_pack_entry_one(const unsigned char *, struct pack_entry *, struc
 extern void *unpack_entry_gently(struct pack_entry *, char *, unsigned long *);
 extern void packed_object_info_detail(struct pack_entry *, char *, unsigned long *, unsigned long *, int *, unsigned char *);
 
+/* Dumb servers support */
+extern int update_server_info(int);
+
 #endif /* CACHE_H */