[PATCH v3 22/23] refs-be-files.c: add methods for head_ref*

[Ronnie Sahlberg]

Signed-off-by: Ronnie Sahlberg <sahlb...@google.com>
---
 refs-be-files.c |  7 +++++--
 refs.c          | 10 ++++++++++
 refs.h          |  5 +++++
 3 files changed, 20 insertions(+), 2 deletions(-)

diff --git a/refs-be-files.c b/refs-be-files.c
index b09f0fc..910663b 100644
--- a/refs-be-files.c
+++ b/refs-be-files.c
@@ -1603,12 +1603,13 @@ static int do_head_ref(const char *submodule, 
each_ref_fn fn, void *cb_data)
        return 0;
 }
 
-int head_ref(each_ref_fn fn, void *cb_data)
+static int files_head_ref(each_ref_fn fn, void *cb_data)
 {
        return do_head_ref(NULL, fn, cb_data);
 }
 
-int head_ref_submodule(const char *submodule, each_ref_fn fn, void *cb_data)
+static int files_head_ref_submodule(const char *submodule, each_ref_fn fn,
+                                   void *cb_data)
 {
        return do_head_ref(submodule, fn, cb_data);
 }
@@ -3315,6 +3316,8 @@ struct ref_be refs_files = {
        files_peel_ref,
        files_create_symref,
        files_resolve_gitlink_ref,
+       files_head_ref,
+       files_head_ref_submodule,
 };
 
 struct ref_be *refs = &refs_files;
diff --git a/refs.c b/refs.c
index 60b6241..841d905 100644
--- a/refs.c
+++ b/refs.c
@@ -921,3 +921,13 @@ int resolve_gitlink_ref(const char *path, const char 
*refname,
 {
        return refs->resolve_gitlink_ref(path, refname, sha1);
 }
+
+int head_ref(each_ref_fn fn, void *cb_data)
+{
+       return refs->head_ref(fn, cb_data);
+}
+
+int head_ref_submodule(const char *submodule, each_ref_fn fn, void *cb_data)
+{
+       return refs->head_ref_submodule(submodule, fn, cb_data);
+}
diff --git a/refs.h b/refs.h
index 5257437..92f8f44 100644
--- a/refs.h
+++ b/refs.h
@@ -394,6 +394,9 @@ typedef int (*create_symref_fn)(const char *ref_target,
                                const char *logmsg);
 typedef int (*resolve_gitlink_ref_fn)(const char *path, const char *refname,
                                      unsigned char *sha1);
+typedef int (*head_ref_fn)(each_ref_fn fn, void *cb_data);
+typedef int (*head_ref_submodule_fn)(const char *submodule, each_ref_fn fn,
+                                    void *cb_data);
 
 struct ref_be {
        transaction_begin_fn transaction_begin;
@@ -415,6 +418,8 @@ struct ref_be {
        peel_ref_fn peel_ref;
        create_symref_fn create_symref;
        resolve_gitlink_ref_fn resolve_gitlink_ref;
+       head_ref_fn head_ref;
+       head_ref_submodule_fn head_ref_submodule;
 };
 
 extern struct ref_be *refs;
-- 
2.0.1.552.g1af257a

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