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mdbx: косметический рефакторинг контроля `MDBX_APPEND`.

This commit is contained in:
Леонид Юрьев (Leonid Yuriev) 2023-01-09 21:32:35 +03:00
parent 16cda5c2e8
commit 3da23da7b3
1 changed files with 6 additions and 6 deletions
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12
src/core.c
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@ -17172,15 +17172,15 @@ static __hot int cursor_put_nochecklen(MDBX_cursor *mc, const MDBX_val *key,
if ((flags & MDBX_APPEND) && mc->mc_db->md_entries > 0) { if ((flags & MDBX_APPEND) && mc->mc_db->md_entries > 0) {
rc = cursor_last(mc, &dkey, &olddata); rc = cursor_last(mc, &dkey, &olddata);
if (likely(rc == MDBX_SUCCESS)) { if (likely(rc == MDBX_SUCCESS)) {
rc = mc->mc_dbx->md_cmp(key, &dkey); const int cmp = mc->mc_dbx->md_cmp(key, &dkey);
if (likely(rc > 0)) { if (likely(cmp > 0)) {
mc->mc_ki[mc->mc_top]++; /* step forward for appending */ mc->mc_ki[mc->mc_top]++; /* step forward for appending */
rc = MDBX_NOTFOUND; rc = MDBX_NOTFOUND;
} else if (unlikely(cmp != 0)) {
/* new-key < last-key */
return MDBX_EKEYMISMATCH;
} else { } else {
if (unlikely(rc != MDBX_SUCCESS)) rc = MDBX_SUCCESS;
/* new-key < last-key
* or new-key == last-key without MDBX_APPENDDUP */
return MDBX_EKEYMISMATCH;
exact = true; exact = true;
} }
} }