From: Ævar Arnfjörð Bjarmason Date: Sat, 16 Oct 2021 09:39:17 +0000 (+0200) Subject: refs API: make files_copy_or_rename_ref() et al not set errno X-Git-Tag: v2.35.0-rc0~135^2~10 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ac0986e302b9a94fd927e8d0a811fe6dc4d4c074;p=thirdparty%2Fgit.git refs API: make files_copy_or_rename_ref() et al not set errno None of the callers of rename_ref() and copy_ref() care about errno, and as seen in the context here we already emit our own non-errno using error() in the case where we'd use it. So let's have it explicitly ignore errno, and do the same in commit_ref_update(), which is only used within other code in files_copy_or_rename_ref() itself which doesn't care about errno either. It might actually be sensible to have the callers use errno if the failure was filesystem-specific, and with the upcoming reftable backend we don't want to rely on that sort of thing, so let's keep ignoring that for now. Signed-off-by: Ævar Arnfjörð Bjarmason Signed-off-by: Junio C Hamano --- diff --git a/refs/files-backend.c b/refs/files-backend.c index 759c21e88a..6c854dda53 100644 --- a/refs/files-backend.c +++ b/refs/files-backend.c @@ -1410,9 +1410,9 @@ static int files_copy_or_rename_ref(struct ref_store *ref_store, goto out; } - if (!refs_resolve_ref_unsafe(&refs->base, oldrefname, + if (!refs_werrres_ref_unsafe(&refs->base, oldrefname, RESOLVE_REF_READING | RESOLVE_REF_NO_RECURSE, - &orig_oid, &flag)) { + &orig_oid, &flag, &ignore_errno)) { ret = error("refname %s not found", oldrefname); goto out; } @@ -1823,10 +1823,12 @@ static int commit_ref_update(struct files_ref_store *refs, */ int head_flag; const char *head_ref; + int ignore_errno; - head_ref = refs_resolve_ref_unsafe(&refs->base, "HEAD", + head_ref = refs_werrres_ref_unsafe(&refs->base, "HEAD", RESOLVE_REF_READING, - NULL, &head_flag); + NULL, &head_flag, + &ignore_errno); if (head_ref && (head_flag & REF_ISSYMREF) && !strcmp(head_ref, lock->ref_name)) { struct strbuf log_err = STRBUF_INIT;