/*
* Reference cannot be resolved to an object name: dangling symbolic
- * reference (directly or indirectly), corrupt reference file, or
- * symbolic reference refers to ill-formatted reference name.
+ * reference (directly or indirectly), corrupt reference file,
+ * reference exists but name is bad, or symbolic reference refers to
+ * ill-formatted reference name.
*/
#define REF_ISBROKEN 0x04
+/*
+ * Reference name is not well formed.
+ *
+ * See git-check-ref-format(1) for the definition of well formed ref names.
+ */
+#define REF_BAD_NAME 0x08
+
/*
* The signature for the callback function for the for_each_*()
* functions below. The memory pointed to by the refname and sha1
* ref_transaction_create(), etc.
* REF_NODEREF: act on the ref directly, instead of dereferencing
* symbolic references.
+ * REF_DELETING: tolerate broken refs
*
* Flags >= 0x100 are reserved for internal use.
*/
#define REF_NODEREF 0x01
+#define REF_DELETING 0x02
/*
* This function sets errno to something meaningful on failure.
*/
/** Release any lock taken but not written. **/
extern void unlock_ref(struct ref_lock *lock);
-/** Writes sha1 into the ref specified by the lock. **/
-extern int write_ref_sha1(struct ref_lock *lock, const unsigned char *sha1, const char *msg);
-
/*
* Setup reflog before using. Set errno to something meaningful on failure.
*/
-int log_ref_setup(const char *refname, char *logfile, int bufsize);
+int log_ref_setup(const char *refname, struct strbuf *logfile);
/** Reads log for the value of ref during at_time. **/
extern int read_ref_at(const char *refname, unsigned int flags,
#define REFNAME_ALLOW_ONELEVEL 1
#define REFNAME_REFSPEC_PATTERN 2
-#define REFNAME_DOT_COMPONENT 4
/*
* Return 0 iff refname has the correct format for a refname according
* If REFNAME_ALLOW_ONELEVEL is set in flags, then accept one-level
* reference names. If REFNAME_REFSPEC_PATTERN is set in flags, then
* allow a "*" wildcard character in place of one of the name
- * components. No leading or repeated slashes are accepted. If
- * REFNAME_DOT_COMPONENT is set in flags, then allow refname
- * components to start with "." (but not a whole component equal to
- * "." or "..").
+ * components. No leading or repeated slashes are accepted.
*/
extern int check_refname_format(const char *refname, int flags);
* The following functions add a reference check or update to a
* ref_transaction. In all of them, refname is the name of the
* reference to be affected. The functions make internal copies of
- * refname, so the caller retains ownership of the parameter. flags
- * can be REF_NODEREF; it is passed to update_ref_lock().
+ * refname and msg, so the caller retains ownership of these parameters.
+ * flags can be REF_NODEREF; it is passed to update_ref_lock().
*/
/*
const char *refname,
const unsigned char *new_sha1,
const unsigned char *old_sha1,
- int flags, int have_old,
+ int flags, int have_old, const char *msg,
struct strbuf *err);
/*
int ref_transaction_create(struct ref_transaction *transaction,
const char *refname,
const unsigned char *new_sha1,
- int flags,
+ int flags, const char *msg,
struct strbuf *err);
/*
int ref_transaction_delete(struct ref_transaction *transaction,
const char *refname,
const unsigned char *old_sha1,
- int flags, int have_old,
+ int flags, int have_old, const char *msg,
struct strbuf *err);
/*
* Commit all of the changes that have been queued in transaction, as
- * atomically as possible. Return a nonzero value if there is a
- * problem.
+ * atomically as possible.
+ *
+ * Returns 0 for success, or one of the below error codes for errors.
*/
+/* Naming conflict (for example, the ref names A and A/B conflict). */
+#define TRANSACTION_NAME_CONFLICT -1
+/* All other errors. */
+#define TRANSACTION_GENERIC_ERROR -2
int ref_transaction_commit(struct ref_transaction *transaction,
- const char *msg, struct strbuf *err);
+ struct strbuf *err);
/*
* Free an existing transaction and all associated data.