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openvpn/contrib
Frank Lichtenheld e8881ec6dd CMake: Add complete MinGW and MSVC build
This is based on the initial CMake patch by
Arne Schwabe, but extends that to provide
a complete replacement for existing MinGW
build (autotools based) and MSVC build
(openvpn.sln).

The following features are added while switching
these builds to CMake:
 - vcpkg support for MinGW build, allowing for
   trivial cross-compilation on Linux
 - Add unittests to MSVC build
 - Rework MSVC config header generation, removing
   need for separate headers between autotools
   and MSVC

The following advantages are reasons for switching
to CMake over the existing MSVC build:
 - Easier to maintain CMake files without IDE
   than the sln and vcxproj files
 - Able to maintain MSVC and MinGW build side-by-side

The plan is to completely remove the existing MSVC
build system but leave the existing autotools builds
in place as-is, including MinGW support.

CMake is not the intended build system for Unix-like
platforms and there are no current plans to switch
to it.

v2:
 - Reduce default warning level for MSVC to /W2. With
   /W3 the build is just much too noisy, making it
   difficult to spot new warnings.
 - Change MSVC CMake presets to have hardcoded build
   type. When using pkg_search_module MSVC Multi-Config
   builds do not work correctly at all since PkgConfig
   doesn't seem to be able to create multi-config
   libraries like find_package does.
 - Change minGW presets to be Multi-Config capable.
 - Remove OPENVPN_VERSION_MAJOR, OPENVPN_VERSION_MINOR,
   OPENVPN_VERSION_PATCH from config.h.cmake.in.
   They are not required and cause macro redefinition
   warnings in MSVC (with openvpn-plugin.h). gcc doesn't
   warn about this because the definitions are identical
   so no need to fix this in autoheader config.h.in.
v3:
 - Apply fixes by Lev Stipakov to match MSVC compile
   options better to previous build.
 - Apply change by Lev Stipakov to enable generation
   of PDB files.
 - Move /Brepro to its own commit. This is a behavior
   change that should be more visible.
 - Rebase on top of my dist fixes.

Change-Id: I237f28eca618d4fc476225b887c0be26cca362b1
Signed-off-by: Frank Lichtenheld <frank@lichtenheld.com>
Acked-by: Lev Stipakov <lstipakov@gmail.com>
Message-Id: <20230620135310.94455-3-frank@lichtenheld.com>
URL: https://www.mail-archive.com/openvpn-devel@lists.sourceforge.net/msg26754.html
Signed-off-by: Gert Doering <gert@greenie.muc.de>
2023-06-27 18:07:03 +02:00
..
cmake CMake: Add complete MinGW and MSVC build 2023-06-27 18:07:03 +02:00
extract-crl Add CRL extractor script for --crl-verify dir mode 2021-05-05 22:09:04 +02:00
OCSP_check Fix OCSP_check.sh 2016-02-25 16:03:19 +01:00
openvpn-fwmarkroute-1.00 This is the start of the BETA21 branch. 2005-09-26 05:28:27 +00:00
pull-resolv-conf resolvconf fails with -p 2021-11-06 20:41:33 +01:00
vcpkg-manifests CMake: Add complete MinGW and MSVC build 2023-06-27 18:07:03 +02:00
vcpkg-ports/pkcs11-helper CMake: Add complete MinGW and MSVC build 2023-06-27 18:07:03 +02:00
vcpkg-triplets vcpkg-ports/pkcs11-helper: Make compatible with mingw build 2023-05-08 17:04:44 +02:00
multilevel-init.patch This is the start of the BETA21 branch. 2005-09-26 05:28:27 +00:00
README This is the start of the BETA21 branch. 2005-09-26 05:28:27 +00:00

This directory contains scripts and patches contributed
by users.