From 4ea1d2f8d28e4a22fd39ebd3ee545d767f4edd06 Mon Sep 17 00:00:00 2001
From: Leonid Yuriev <leo@yuriev.ru>
Date: Wed, 11 Sep 2019 19:54:08 +0300
Subject: [PATCH] mdbx: accept MDBX_EACCESS and MDBX_EPERM for without-LCK
 read-only mode.

Change-Id: I024243184c06ddf86bcc62d6e4b1b951d21789d5
---
 src/elements/core.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/elements/core.c b/src/elements/core.c
index 8d7f9b3b..08f6fb99 100644
--- a/src/elements/core.c
+++ b/src/elements/core.c
@@ -6666,7 +6666,8 @@ static int __cold mdbx_setup_lck(MDBX_env *env, char *lck_pathname,
                           (env->me_flags & MDBX_EXCLUSIVE) ? true : false);
   if (err != MDBX_SUCCESS) {
     if (!(err == MDBX_ENOFILE && (env->me_flags & MDBX_EXCLUSIVE)) &&
-        !(err == MDBX_EROFS && (env->me_flags & MDBX_RDONLY)))
+        !((err == MDBX_EROFS || err == MDBX_EACCESS || err == MDBX_EPERM) &&
+          (env->me_flags & MDBX_RDONLY)))
       return err;
 
     /* LY: without-lck mode (e.g. exclusive or on read-only filesystem) */