From ff95eede6a42ae9499e8857d208afd6d48bf1c71 Mon Sep 17 00:00:00 2001
From: Leonid Yuriev <leo@yuriev.ru>
Date: Sat, 5 Dec 2020 12:21:03 +0300
Subject: libmdbx: update to 0.9.2.12 with some useful fixes.

---
 libs/libmdbx/src/mdbx_copy.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

(limited to 'libs/libmdbx/src/mdbx_copy.c')

diff --git a/libs/libmdbx/src/mdbx_copy.c b/libs/libmdbx/src/mdbx_copy.c
index eb3c49d1d9..cde9923308 100644
--- a/libs/libmdbx/src/mdbx_copy.c
+++ b/libs/libmdbx/src/mdbx_copy.c
@@ -34,7 +34,7 @@
  * top-level directory of the distribution or, alternatively, at
  * <http://www.OpenLDAP.org/license.html>. */
 
-#define MDBX_BUILD_SOURCERY 47492323531afee427a3de6ddaeae26eed45bfd1b52d92fd121a5a13a9747dbb_v0_9_2_0_g092ab09
+#define MDBX_BUILD_SOURCERY b30bc0044d83cd1275fa00662c8265e39091a931353b79a46d21c9536795acb2_v0_9_2_12_g3e7459b4
 #ifdef MDBX_CONFIG_H
 #include MDBX_CONFIG_H
 #endif
@@ -702,6 +702,7 @@ __extern_C key_t ftok(const char *, int);
 #ifndef WIN32_LEAN_AND_MEAN
 #define WIN32_LEAN_AND_MEAN
 #endif
+#include <excpt.h>
 #include <tlhelp32.h>
 #include <windows.h>
 #include <winnt.h>
@@ -736,7 +737,8 @@ static inline void *mdbx_calloc(size_t nelem, size_t size) {
 
 #ifndef mdbx_realloc
 static inline void *mdbx_realloc(void *ptr, size_t bytes) {
-  return LocalReAlloc(ptr, bytes, LMEM_MOVEABLE);
+  return ptr ? LocalReAlloc(ptr, bytes, LMEM_MOVEABLE)
+             : LocalAlloc(LMEM_FIXED, bytes);
 }
 #endif /* mdbx_realloc */
 
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