refs: add referent to each_ref_fn
Add a parameter to each_ref_fn so that callers to the ref APIs that use this function as a callback can have acess to the unresolved value of a symbolic ref. Signed-off-by: John Cai <johncai86@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
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@ -450,7 +450,7 @@ int do_for_each_ref_iterator(struct ref_iterator *iter,
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current_ref_iter = iter;
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while ((ok = ref_iterator_advance(iter)) == ITER_OK) {
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retval = fn(iter->refname, iter->oid, iter->flags, cb_data);
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retval = fn(iter->refname, iter->referent, iter->oid, iter->flags, cb_data);
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if (retval) {
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/*
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* If ref_iterator_abort() returns ITER_ERROR,
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