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mdbx: возможность использования MDBX_GET_MULTIPLE без предварительной установки курсора.

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Леонид Юрьев (Leonid Yuriev) 2023-10-10 22:02:19 +03:00
parent 2b0eae08f5
commit f02a0ffa21
1 changed files with 5 additions and 3 deletions
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8
src/core.c
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@ -16879,11 +16879,13 @@ static __hot int cursor_get(MDBX_cursor *mc, MDBX_val *key, MDBX_val *data,
} }
break; break;
case MDBX_GET_MULTIPLE: case MDBX_GET_MULTIPLE:
if (unlikely(data == NULL || !(mc->mc_flags & C_INITIALIZED))) if (unlikely(!data))
return MDBX_EINVAL; return MDBX_EINVAL;
if (unlikely(!(mc->mc_db->md_flags & MDBX_DUPFIXED))) if (unlikely((mc->mc_db->md_flags & MDBX_DUPFIXED) == 0))
return MDBX_INCOMPATIBLE; return MDBX_INCOMPATIBLE;
rc = MDBX_SUCCESS; rc = (mc->mc_flags & C_INITIALIZED)
? MDBX_SUCCESS
: cursor_set(mc, key, data, MDBX_SET).err;
if ((mc->mc_xcursor->mx_cursor.mc_flags & (C_INITIALIZED | C_EOF)) != if ((mc->mc_xcursor->mx_cursor.mc_flags & (C_INITIALIZED | C_EOF)) !=
C_INITIALIZED) C_INITIALIZED)
break; break;