new 0.13.9 version

Author: Ilya Mikheev

libmdbx/CMakeLists.txt

@@ -132,8 +132,6 @@ if(EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/.git"
    AND EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/src/preface.h"
    AND EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/src/proto.h"
    AND EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/src/refund.c"
-   AND EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/src/rkl.c"
-   AND EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/src/rkl.h"
    AND EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/src/sort.h"
    AND EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/src/spill.c"
    AND EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/src/spill.h"
@@ -151,9 +149,6 @@ if(EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/.git"
    AND EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/src/tree-ops.c"
    AND EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/src/txl.c"
    AND EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/src/txl.h"
-   AND EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/src/txn-basal.c"
-   AND EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/src/txn-nested.c"
-   AND EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/src/txn-ro.c"
    AND EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/src/txn.c"
    AND EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/src/unaligned.h"
    AND EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/src/utils.c"
@@ -579,9 +574,8 @@ if(WIN32 AND EXISTS "${MDBX_SOURCE_DIR}/ntdll.def")
   if(MSVC)
     if(NOT MSVC_LIB_EXE)
       # Find lib.exe
-      get_filename_component(CL_NAME ${CMAKE_C_COMPILER} NAME)
-      string(REPLACE cl.exe lib.exe MSVC_LIB_EXE ${CL_NAME})
-      find_program(MSVC_LIB_EXE ${MSVC_LIB_EXE})
+      get_filename_component(CC_DIR ${CMAKE_C_COMPILER} DIRECTORY)
+      find_program(MSVC_LIB_EXE "lib.exe" HINTS ${CC_DIR})
     endif()
     if(MSVC_LIB_EXE)
       message(STATUS "Found MSVC's lib tool: ${MSVC_LIB_EXE}")
@@ -593,25 +587,24 @@ if(WIN32 AND EXISTS "${MDBX_SOURCE_DIR}/ntdll.def")
         COMMAND ${MSVC_LIB_EXE} /def:"${MDBX_SOURCE_DIR}/ntdll.def" /out:"${MDBX_NTDLL_EXTRA_IMPLIB}"
                 ${INITIAL_CMAKE_STATIC_LINKER_FLAGS})
     else()
-      message(WARNING "MSVC's lib tool not found")
+      message(WARNING "MSVC's lib.exe not found")
     endif()
   elseif(MINGW OR MINGW64)
-    if(NOT DLLTOOL)
-      # Find dlltool
-      get_filename_component(GCC_NAME ${CMAKE_C_COMPILER} NAME)
-      string(REPLACE gcc dlltool DLLTOOL_NAME ${GCC_NAME})
-      find_program(DLLTOOL NAMES ${DLLTOOL_NAME})
+    if(NOT MINGW_DLLTOOL_EXE)
+      # Find dlltool.exe
+      get_filename_component(CC_DIR ${CMAKE_C_COMPILER} DIRECTORY)
+      find_program(MINGW_DLLTOOL_EXE "dlltool.exe" HINTS ${CC_DIR})
     endif()
-    if(DLLTOOL)
-      message(STATUS "Found dlltool: ${DLLTOOL}")
+    if(MINGW_DLLTOOL_EXE)
+      message(STATUS "Found MINGW's dlltool: ${MINGW_DLLTOOL_EXE}")
       set(MDBX_NTDLL_EXTRA_IMPLIB "${CMAKE_CURRENT_BINARY_DIR}/mdbx_ntdll_extra.a")
       add_custom_command(
         OUTPUT "${MDBX_NTDLL_EXTRA_IMPLIB}"
         COMMENT "Create extra-import-library for ntdll.dll"
         MAIN_DEPENDENCY "${MDBX_SOURCE_DIR}/ntdll.def"
-        COMMAND ${DLLTOOL} -d "${MDBX_SOURCE_DIR}/ntdll.def" -l "${MDBX_NTDLL_EXTRA_IMPLIB}")
+        COMMAND ${MINGW_DLLTOOL_EXE} -d "${MDBX_SOURCE_DIR}/ntdll.def" -l "${MDBX_NTDLL_EXTRA_IMPLIB}")
     else()
-      message(WARNING "dlltool not found")
+      message(WARNING "MINGW's dlltool.exe not found")
     endif()
   endif()
 
@@ -707,6 +700,8 @@ mark_as_advanced(MDBX_ENABLE_PROFGC)
 add_option(MDBX ENABLE_DBI_SPARSE
            "Support for sparse sets of DBI handles to reduce overhead when starting and processing transactions" ON)
 add_option(MDBX ENABLE_DBI_LOCKFREE "Support for deferred releasing and a lockfree path to quickly open DBI handles" ON)
+add_option(MDBX USE_FALLOCATE "Using posix_fallocate() or fcntl(F_PREALLOCATE) on OSX" AUTO)
+mark_as_advanced(MDBX_USE_FALLOCATE)
 
 if(NOT MDBX_AMALGAMATED_SOURCE)
   if(CMAKE_CONFIGURATION_TYPES OR CMAKE_BUILD_TYPE_UPPERCASE STREQUAL "DEBUG")
@@ -834,8 +829,6 @@ else()
       "${MDBX_SOURCE_DIR}/preface.h"
       "${MDBX_SOURCE_DIR}/proto.h"
       "${MDBX_SOURCE_DIR}/refund.c"
-      "${MDBX_SOURCE_DIR}/rkl.c"
-      "${MDBX_SOURCE_DIR}/rkl.h"
       "${MDBX_SOURCE_DIR}/sort.h"
       "${MDBX_SOURCE_DIR}/spill.c"
       "${MDBX_SOURCE_DIR}/spill.h"
@@ -845,9 +838,6 @@ else()
       "${MDBX_SOURCE_DIR}/tree-ops.c"
       "${MDBX_SOURCE_DIR}/txl.c"
       "${MDBX_SOURCE_DIR}/txl.h"
-      "${MDBX_SOURCE_DIR}/txn-basal.c"
-      "${MDBX_SOURCE_DIR}/txn-nested.c"
-      "${MDBX_SOURCE_DIR}/txn-ro.c"
       "${MDBX_SOURCE_DIR}/txn.c"
       "${MDBX_SOURCE_DIR}/unaligned.h"
       "${MDBX_SOURCE_DIR}/utils.c"

libmdbx/ChangeLog.md

@@ -1,5 +1,17 @@
 <!-- Required extensions: pymdownx.betterem, pymdownx.tilde, pymdownx.emoji, pymdownx.tasklist, pymdownx.superfences -->
 
+> Please refer to the online [official libmdbx documentation site](https://libmdbx.dqdkfa.ru)
+> with [`C` API description](https://libmdbx.dqdkfa.ru/group__c__api.html)
+> and pay attention to the [`C++` API](https://gitflic.ru/project/erthink/libmdbx/blob?file=mdbx.h%2B%2B#line-num-1).
+
+> Questions, feedback and suggestions are welcome to the [Telegram' group](https://t.me/libmdbx) (archive [1](https://libmdbx.dqdkfa.ru/tg-archive/messages1.html),
+> [2](https://libmdbx.dqdkfa.ru/tg-archive/messages2.html), [3](https://libmdbx.dqdkfa.ru/tg-archive/messages3.html), [4](https://libmdbx.dqdkfa.ru/tg-archive/messages4.html),
+> [5](https://libmdbx.dqdkfa.ru/tg-archive/messages5.html), [6](https://libmdbx.dqdkfa.ru/tg-archive/messages6.html), [7](https://libmdbx.dqdkfa.ru/tg-archive/messages7.html)).
+> See the [ChangeLog](https://gitflic.ru/project/erthink/libmdbx/blob?file=ChangeLog.md) for `NEWS` and latest updates.
+
+> Donations are welcome to the Ethereum/ERC-20 `0xD104d8f8B2dC312aaD74899F83EBf3EEBDC1EA3A`.
+> Всё будет хорошо!
+
 libmdbx
 ========
 
@@ -26,44 +38,32 @@ tree](https://en.wikipedia.org/wiki/B%2B_tree).
 [WAL](https://en.wikipedia.org/wiki/Write-ahead_logging), but that might
 be a caveat for write-intensive workloads with durability requirements.
 
-4. Enforces [serializability](https://en.wikipedia.org/wiki/Serializability) for
+4. **Compact and friendly for fully embedding**. Only ≈25KLOC of `C11`,
+≈64K x86 binary code of core, no internal threads neither server process(es),
+but implements a simplified variant of the [Berkeley
+DB](https://en.wikipedia.org/wiki/Berkeley_DB) and
+[dbm](https://en.wikipedia.org/wiki/DBM_(computing)) API.
+
+5. Enforces [serializability](https://en.wikipedia.org/wiki/Serializability) for
 writers just by single
 [mutex](https://en.wikipedia.org/wiki/Mutual_exclusion) and affords
 [wait-free](https://en.wikipedia.org/wiki/Non-blocking_algorithm#Wait-freedom)
 for parallel readers without atomic/interlocked operations, while
 **writing and reading transactions do not block each other**.
 
-5. **Guarantee data integrity** after crash unless this was explicitly
+6. **Guarantee data integrity** after crash unless this was explicitly
 neglected in favour of write performance.
 
-6. Supports Linux, Windows, MacOS, Android, iOS, FreeBSD, DragonFly, Solaris,
+7. Supports Linux, Windows, MacOS, Android, iOS, FreeBSD, DragonFly, Solaris,
 OpenSolaris, OpenIndiana, NetBSD, OpenBSD and other systems compliant with
 **POSIX.1-2008**.
 
-7. **Compact and friendly for fully embedding**. Only ≈25KLOC of `C11`,
-≈64K x86 binary code of core, no internal threads neither server process(es),
-but implements a simplified variant of the [Berkeley
-DB](https://en.wikipedia.org/wiki/Berkeley_DB) and
-[dbm](https://en.wikipedia.org/wiki/DBM_(computing)) API.
-
 <!-- section-end -->
 
-Historically, _libmdbx_ is a deeply revised and extended descendant of the legendary
+Historically, _libmdbx_ is a deeply revised and extended descendant of the amazing
 [Lightning Memory-Mapped Database](https://en.wikipedia.org/wiki/Lightning_Memory-Mapped_Database).
 _libmdbx_ inherits all benefits from _LMDB_, but resolves some issues and adds [a set of improvements](#improvements-beyond-lmdb).
 
-[![Telergam: Support | Discussions | News](https://img.shields.io/endpoint?color=scarlet&logo=telegram&label=Support%20%7C%20Discussions%20%7C%20News&url=https%3A%2F%2Ftg.sumanjay.workers.dev%2Flibmdbx)](https://t.me/libmdbx)
-
-> Please refer to the online [documentation](https://libmdbx.dqdkfa.ru)
-> with [`C` API description](https://libmdbx.dqdkfa.ru/group__c__api.html)
-> and pay attention to the [`C++` API](https://gitflic.ru/project/erthink/libmdbx/blob?file=mdbx.h%2B%2B#line-num-1).
-> Donations are welcome to the Ethereum/ERC-20 `0xD104d8f8B2dC312aaD74899F83EBf3EEBDC1EA3A`.
-> Всё будет хорошо!
-
-Telegram Group archive: [1](https://libmdbx.dqdkfa.ru/tg-archive/messages1.html),
-[2](https://libmdbx.dqdkfa.ru/tg-archive/messages2.html), [3](https://libmdbx.dqdkfa.ru/tg-archive/messages3.html), [4](https://libmdbx.dqdkfa.ru/tg-archive/messages4.html),
-[5](https://libmdbx.dqdkfa.ru/tg-archive/messages5.html), [6](https://libmdbx.dqdkfa.ru/tg-archive/messages6.html), [7](https://libmdbx.dqdkfa.ru/tg-archive/messages7.html).
-
 ## Github
 
 ### на Русском (мой родной язык)
@@ -125,7 +125,8 @@ of the database. All fundamental architectural problems of libmdbx/LMDB
 have been solved there, but now the active development has been
 suspended for top-three reasons:
 
-1. For now _libmdbx_ mostly enough and I’m busy for scalability.
+1. For now _libmdbx_ «mostly» enough for all [our products](https://www.ptsecurity.com/ww-en/products/),
+and I’m busy in development of replication for scalability.
 2. Waiting for fresh [Elbrus CPU](https://wiki.elbrus.ru/) of [e2k architecture](https://en.wikipedia.org/wiki/Elbrus_2000),
 especially with hardware acceleration of [Streebog](https://en.wikipedia.org/wiki/Streebog) and
 [Kuznyechik](https://en.wikipedia.org/wiki/Kuznyechik), which are required for Merkle tree, etc.
@@ -550,9 +551,9 @@ Of course, in addition to this, your toolchain must ensure the reproducibility o
 For more information please refer to [reproducible-builds.org](https://reproducible-builds.org/).
 
 #### Containers
-There are no special traits nor quirks if you use _libmdbx_ ONLY inside
-the single container. But in a cross-container(s) or with a host-container(s)
-interoperability cases the three major things MUST be guaranteed:
+There are no special traits nor quirks if you use libmdbx ONLY inside the single container.
+But in a cross-container cases or with a host-container(s) mix the two major things MUST be
+guaranteed:
 
 1. Coherence of memory mapping content and unified page cache inside OS
 kernel for host and all container(s) operated with a DB. Basically this
@@ -568,12 +569,6 @@ in the system memory.
       including `ERROR_ACCESS_DENIED`,
       but not the `ERROR_INVALID_PARAMETER` as for an invalid/non-existent PID.
 
-3. The versions/builds of _libmdbx_ and `libc`/`pthreads` (`glibc`, `musl`, etc) must be be compatible.
-   - Basically, the `options:` string in the output of `mdbx_chk -V` must be the same for host and container(s).
-     See `MDBX_LOCKING`, `MDBX_USE_OFDLOCKS` and other build options for details.
-   - Avoid using different versions of `libc`, especially mixing different implementations, i.e. `glibc` with `musl`, etc.
-     Prefer to use the same LTS version, or switch to full virtualization/isolation if in doubt.
-
 #### DSO/DLL unloading and destructors of Thread-Local-Storage objects
 When building _libmdbx_ as a shared library or use static _libmdbx_ as a
 part of another dynamic library, it is advisable to make sure that your

libmdbx/README.md

@@ -1 +1 @@
-{ "git_describe": "v0.14.1-0-ga13147d1", "git_timestamp": "2025-05-06T14:15:36+03:00", "git_tree": "1c8f0e50d4b62e8e5a881a86b049d6a3e17a3edd", "git_commit": "a13147d115ff87e76046d019af5a60b42f4ad323", "semver": "0.14.1" }
+{ "git_describe": "v0.13.9-0-g926e90ac", "git_timestamp": "2025-10-31T12:33:51+03:00", "git_tree": "dca663bdf7f9f8830ac0d46059c44089d56cf521", "git_commit": "926e90ac9a13eb761afc85d37641e4acfa8ea998", "semver": "0.13.9" }

libmdbx/VERSION.json

@@ -63,6 +63,11 @@
 
 #cmakedefine01 MDBX_USE_MINCORE
 
+#cmakedefine MDBX_USE_FALLOCATE_AUTO
+#ifndef MDBX_USE_FALLOCATE_AUTO
+#cmakedefine01 MDBX_USE_FALLOCATE
+#endif /* MDBX_USE_FALLOCATE */
+
 /* Build Info */
 #ifndef MDBX_BUILD_TIMESTAMP
 #cmakedefine MDBX_BUILD_TIMESTAMP "@MDBX_BUILD_TIMESTAMP@"

libmdbx/config.h.in

@@ -1,6 +1,6 @@
 .\" Copyright 2015-2025 Leonid Yuriev <leo@yuriev.ru>.
 .\" Copying restrictions apply.  See COPYRIGHT/LICENSE.
-.TH MDBX_CHK 1 "2025-01-14" "MDBX 0.14"
+.TH MDBX_CHK 1 "2024-08-29" "MDBX 0.13"
 .SH NAME
 mdbx_chk \- MDBX checking tool
 .SH SYNOPSIS

libmdbx/man1/mdbx_chk.1

@@ -2,7 +2,7 @@
 .\" Copyright 2015,2016 Peter-Service R&D LLC <http://billing.ru/>.
 .\" Copyright 2012-2015 Howard Chu, Symas Corp. All Rights Reserved.
 .\" Copying restrictions apply.  See COPYRIGHT/LICENSE.
-.TH MDBX_COPY 1 "2025-01-14" "MDBX 0.14"
+.TH MDBX_COPY 1 "2024-08-29" "MDBX 0.13"
 .SH NAME
 mdbx_copy \- MDBX environment copy tool
 .SH SYNOPSIS

libmdbx/man1/mdbx_copy.1

@@ -1,7 +1,7 @@
 .\" Copyright 2021-2025 Leonid Yuriev <leo@yuriev.ru>.
 .\" Copyright 2014-2021 Howard Chu, Symas Corp. All Rights Reserved.
 .\" Copying restrictions apply.  See COPYRIGHT/LICENSE.
-.TH MDBX_DROP 1 "2025-01-14" "MDBX 0.14"
+.TH MDBX_DROP 1 "2024-08-29" "MDBX 0.13"
 .SH NAME
 mdbx_drop \- MDBX database delete tool
 .SH SYNOPSIS

libmdbx/man1/mdbx_drop.1

@@ -2,7 +2,7 @@
 .\" Copyright 2015,2016 Peter-Service R&D LLC <http://billing.ru/>.
 .\" Copyright 2014-2015 Howard Chu, Symas Corp. All Rights Reserved.
 .\" Copying restrictions apply.  See COPYRIGHT/LICENSE.
-.TH MDBX_DUMP 1 "2025-01-14" "MDBX 0.14"
+.TH MDBX_DUMP 1 "2024-08-29" "MDBX 0.13"
 .SH NAME
 mdbx_dump \- MDBX environment export tool
 .SH SYNOPSIS
@@ -12,8 +12,6 @@ mdbx_dump \- MDBX environment export tool
 [\c
 .BR \-q ]
 [\c
-.BR \-c ]
-[\c
 .BI \-f \ file\fR]
 [\c
 .BR \-l ]
@@ -43,9 +41,6 @@ Write the library version number to the standard output, and exit.
 .BR \-q
 Be quiet.
 .TP
-.BR \-c
-Concise mode without repeating keys in a dump, but incompatible with Berkeley DB and LMDB.
-.TP
 .BR \-f \ file
 Write to the specified file instead of to the standard output.
 .TP

libmdbx/man1/mdbx_dump.1

@@ -2,7 +2,7 @@
 .\" Copyright 2015,2016 Peter-Service R&D LLC <http://billing.ru/>.
 .\" Copyright 2014-2015 Howard Chu, Symas Corp. All Rights Reserved.
 .\" Copying restrictions apply.  See COPYRIGHT/LICENSE.
-.TH MDBX_LOAD 1 "2025-01-14" "MDBX 0.14"
+.TH MDBX_LOAD 1 "2024-08-29" "MDBX 0.13"
 .SH NAME
 mdbx_load \- MDBX environment import tool
 .SH SYNOPSIS