Update get_sha1() to grok extended format.

diff --git a/cache.h b/cache.h
index a3c279d0089a8fa03dd43a06d49afa4cfa807e5b..fd4988ed9a0d8f75c66127a6186aae0d5d76a913 100644 (file)
--- a/cache.h
+++ b/cache.h
@@ -128,6 +128,10 @@ extern unsigned int active_nr, active_alloc, active_cache_changed;
 #define DB_ENVIRONMENT "GIT_OBJECT_DIRECTORY"
 #define INDEX_ENVIRONMENT "GIT_INDEX_FILE"
 #define GRAFT_ENVIRONMENT "GIT_GRAFT_FILE"
+#define TEMPLATE_DIR_ENVIRONMENT "GIT_TEMPLATE_DIRECTORY"
+#ifndef DEFAULT_GIT_TEMPLATE_ENVIRONMENT
+#define DEFAULT_GIT_TEMPLATE_ENVIRONMENT "/etc/git-core/templates"
+#endif
 
 extern char *get_object_directory(void);
 extern char *get_refs_directory(void);
@@ -174,6 +178,8 @@ extern void rollback_index_file(struct cache_file *);
 extern char *mkpath(const char *fmt, ...);
 extern char *git_path(const char *fmt, ...);
 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 safe_create_leading_directories(char *path);
 
@@ -196,12 +202,16 @@ 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);
@@ -278,6 +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;
 
@@ -291,16 +302,26 @@ struct ref {
        struct ref *next;
        unsigned char old_sha1[20];
        unsigned char new_sha1[20];
+       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 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);