lock_ref_sha1(): do not sometimes error() and sometimes die().

diff --git a/cache.h b/cache.h
index 282eed6f07b3db18bec06b497678cd272eacad41..0565333f05e3fc95fb83d472a0590a5efb615af2 100644 (file)
--- a/cache.h
+++ b/cache.h
@@ -179,6 +179,7 @@ struct lock_file {
 extern int hold_lock_file_for_update(struct lock_file *, const char *path, int);
 extern int commit_lock_file(struct lock_file *);
 extern void rollback_lock_file(struct lock_file *);
+extern int delete_ref(const char *, unsigned char *sha1);
 
 /* Environment bits from configuration mechanism */
 extern int use_legacy_headers;
@@ -188,6 +189,7 @@ extern int prefer_symlink_refs;
 extern int log_all_ref_updates;
 extern int warn_ambiguous_refs;
 extern int shared_repository;
+extern int deny_non_fast_forwards;
 extern const char *apply_default_whitespace;
 extern int zlib_compression_level;
 
@@ -278,6 +280,12 @@ enum object_type {
        OBJ_BAD,
 };
 
+extern signed char hexval_table[256];
+static inline unsigned int hexval(unsigned int c)
+{
+       return hexval_table[c];
+}
+
 /* Convert to/from hex/sha1 representation */
 #define MINIMUM_ABBREV 4
 #define DEFAULT_ABBREV 7
@@ -286,7 +294,7 @@ extern int get_sha1(const char *str, unsigned char *sha1);
 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(const char *filename, unsigned char *sha1);
-extern const char *resolve_ref(const char *path, unsigned char *sha1, int);
+extern const char *resolve_ref(const char *path, unsigned char *sha1, int, int *);
 extern int create_symref(const char *ref, const char *refs_heads_master);
 extern int validate_symref(const char *ref);
 
@@ -383,10 +391,10 @@ extern void unuse_packed_git(struct packed_git *);
 extern struct packed_git *add_packed_git(char *, int, int);
 extern int num_packed_objects(const struct packed_git *p);
 extern int nth_packed_object_sha1(const struct packed_git *, int, unsigned char*);
-extern int find_pack_entry_one(const unsigned char *, struct pack_entry *, struct packed_git *);
-extern void *unpack_entry_gently(struct pack_entry *, char *, unsigned long *);
+extern unsigned long find_pack_entry_one(const unsigned char *, struct packed_git *);
+extern void *unpack_entry_gently(struct packed_git *, unsigned long, char *, unsigned long *);
 extern unsigned long unpack_object_header_gently(const unsigned char *buf, unsigned long len, enum object_type *type, unsigned long *sizep);
-extern void packed_object_info_detail(struct pack_entry *, char *, unsigned long *, unsigned long *, unsigned int *, unsigned char *);
+extern void packed_object_info_detail(struct packed_git *, unsigned long, char *, unsigned long *, unsigned long *, unsigned int *, unsigned char *);
 
 /* Dumb servers support */
 extern int update_server_info(int);