Improve abstraction of ref lock/write.

diff --git a/cache.h b/cache.h
index 255e6b5cc7aa799eee892dcd3632cd0656e6dd1e..4b7a4392531dd4064694cd346fef902a2b1930e9 100644 (file)
--- a/cache.h
+++ b/cache.h
@@ -106,6 +106,9 @@ static inline unsigned int create_ce_mode(unsigned int mode)
                return htonl(S_IFLNK);
        return htonl(S_IFREG | ce_permissions(mode));
 }
+#define canon_mode(mode) \
+       (S_ISREG(mode) ? (S_IFREG | ce_permissions(mode)) : \
+       S_ISLNK(mode) ? S_IFLNK : S_IFDIR)
 
 #define cache_entry_size(len) ((offsetof(struct cache_entry,name) + (len) + 8) & ~7)
 
@@ -131,6 +134,8 @@ extern const char *setup_git_directory_gently(int *);
 extern const char *setup_git_directory(void);
 extern const 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 void verify_filename(const char *prefix, const char *name);
+extern void verify_non_filename(const char *prefix, const char *name);
 
 #define alloc_nr(x) (((x)+16)*3/2)
 
@@ -164,7 +169,7 @@ extern void rollback_index_file(struct cache_file *);
 /* Environment bits from configuration mechanism */
 extern int trust_executable_bit;
 extern int assume_unchanged;
-extern int only_use_symrefs;
+extern int prefer_symlink_refs;
 extern int warn_ambiguous_refs;
 extern int diff_rename_limit_default;
 extern int shared_repository;
@@ -358,4 +363,8 @@ extern int receive_keep_pack(int fd[2], const char *me, int quiet);
 /* pager.c */
 extern void setup_pager(void);
 
+/* base85 */
+int decode_85(char *dst, char *line, int linelen);
+void encode_85(char *buf, unsigned char *data, int bytes);
+
 #endif /* CACHE_H */