refs: add refs_head_ref()
Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Nguyễn Thái Ngọc Duy committed
Aug 23, 2017 at 19:36 UTC
62f0b399e00f38751834e688677ab49fcccd28fe
2 files changed
+15
-10
refs.c
+13
-10
@@ -1248,27 +1248,30 @@ int refs_rename_ref_available(struct ref_store *refs,
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return ok;
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}
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-int head_ref_submodule(const char *submodule, each_ref_fn fn, void *cb_data)
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+int refs_head_ref(struct ref_store *refs, each_ref_fn fn, void *cb_data)
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{
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struct object_id oid;
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int flag;
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- if (submodule) {
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- if (resolve_gitlink_ref(submodule, "HEAD", oid.hash) == 0)
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- return fn("HEAD", &oid, 0, cb_data);
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-
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- return 0;
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- }
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-
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- if (!read_ref_full("HEAD", RESOLVE_REF_READING, oid.hash, &flag))
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+ if (!refs_read_ref_full(refs, "HEAD", RESOLVE_REF_READING,
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+ oid.hash, &flag))
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return fn("HEAD", &oid, flag, cb_data);
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return 0;
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}
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+int head_ref_submodule(const char *submodule, each_ref_fn fn, void *cb_data)
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+{
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+ struct ref_store *refs = get_submodule_ref_store(submodule);
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+
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+ if (!refs)
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+ return -1;
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+ return refs_head_ref(refs, fn, cb_data);
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+}
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+
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int head_ref(each_ref_fn fn, void *cb_data)
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{
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- return head_ref_submodule(NULL, fn, cb_data);
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+ return refs_head_ref(get_main_ref_store(), fn, cb_data);
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}
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struct ref_iterator *refs_ref_iterator_begin(
refs.h
+2
@@ -275,6 +275,8 @@ typedef int each_ref_fn(const char *refname,
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* modifies the reference also returns a nonzero value to immediately
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* stop the iteration. Returned references are sorted.
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*/
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+int refs_head_ref(struct ref_store *refs,
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+ each_ref_fn fn, void *cb_data);
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int refs_for_each_ref(struct ref_store *refs,
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each_ref_fn fn, void *cb_data);
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int refs_for_each_ref_in(struct ref_store *refs, const char *prefix,