[PATCH v4 02/26] refs: make repack_without_refs and is_branch public

[David Turner <dturner@twopensource.com>]

is_branch was already non-static, but this patch declares it in the
header.

Signed-off-by: Ronnie Sahlberg <sahlberg@google.com>
Signed-off-by: David Turner <dturner@twopensource.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
---
 refs.c | 5 +++--
 refs.h | 2 ++
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/refs.c b/refs.c
index fe71ea0..84abc82 100644
--- a/refs.c
+++ b/refs.c
@@ -2816,8 +2816,9 @@ int pack_refs(unsigned int flags)
 
 /*
  * Rewrite the packed-refs file, omitting any refs listed in
- * 'refnames'. On error, leave packed-refs unchanged, write an error
- * message to 'err', and return a nonzero value.
+ * 'refnames'. On error, packed-refs will be unchanged, the return
+ * value is nonzero, and a message about the error is written to the
+ * 'err' strbuf.
  *
  * The refs in 'refnames' needn't be sorted. `err` must not be NULL.
  */
diff --git a/refs.h b/refs.h
index 7367a7f..8408bef 100644
--- a/refs.h
+++ b/refs.h
@@ -237,6 +237,8 @@ int pack_refs(unsigned int flags);
 int verify_refname_available(const char *newname, struct string_list *extra,
 			     struct string_list *skip, struct strbuf *err);
 
+extern int is_branch(const char *refname);
+
 /*
  * Flags controlling ref_transaction_update(), ref_transaction_create(), etc.
  * REF_NODEREF: act on the ref directly, instead of dereferencing
-- 
2.4.2.644.g97b850b-twtrsrc