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| author |  Han-Wen Nienhuys <hanwen@google.com> | 2021-04-12 19:32:34 +0000 |
|---|---|---|
| committer |  Junio C Hamano <gitster@pobox.com> | 2021-04-12 14:42:37 -0700 |
| commit | 2a2112a42913ee7397f950f3b8f9b3f3ab84a631 (patch) | |
| tree | 0d9d7ed74da4bec58530b4ac19cde395b67338e6 | |
| parent | The eighth batch (diff) | |
| download | tgif-2a2112a42913ee7397f950f3b8f9b3f3ab84a631.tar.xz | |
refs: print errno for read_raw_ref if GIT_TRACE_REFS is set
The ref backend API uses errno as a sideband error channel.
Signed-off-by: Han-Wen Nienhuys <hanwen@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
| -rw-r--r-- | refs/debug.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/refs/debug.c b/refs/debug.c index 922e64fa6a..576bf98e74 100644 --- a/refs/debug.c +++ b/refs/debug.c @@ -244,6 +244,7 @@ static int debug_read_raw_ref(struct ref_store *ref_store, const char *refname, int res = 0; oidcpy(oid, &null_oid); + errno = 0; res = drefs->refs->be->read_raw_ref(drefs->refs, refname, oid, referent, type); @@ -251,7 +252,9 @@ static int debug_read_raw_ref(struct ref_store *ref_store, const char *refname, trace_printf_key(&trace_refs, "read_raw_ref: %s: %s (=> %s) type %x: %d\n", refname, oid_to_hex(oid), referent->buf, *type, res); } else { - trace_printf_key(&trace_refs, "read_raw_ref: %s: %d\n", refname, res); + trace_printf_key(&trace_refs, + "read_raw_ref: %s: %d (errno %d)\n", refname, + res, errno); } return res; } |