Add support to turn 3rd party dependencies off

- By default, all the 3rd party dependencies are enabled.
- A dependency can be turned off by adding the "-DWITHOUT_xxx=ON" to
  the call of vcbuild.bat
- List of 3rd party dependencies and associated option to turn them off:
  - LMDB: WITHOUT_LMDB
  - LUA: WITHOUT_LUA
  - LibXML2: WITHOUT_LIBXML2
  - MaxMind: WITHOUT_MAXMIND
  - cURL: WITHOUT_CURL

.github/workflows/ci.yml

@@ -80,6 +80,12 @@ jobs:
         os: [windows-2022]
         platform: [x86_64]
         configuration: [Release]
+        configure:
+          - {label: "full",       opt: "" }
+          - {label: "wo lmdb",    opt: "-DWITHOUT_LMDB=ON" }
+          - {label: "wo lua",     opt: "-DWITHOUT_LUA=ON" }
+          - {label: "wo maxmind", opt: "-DWITHOUT_MAXMIND=ON" }
+          - {label: "wo curl",    opt: "-DWITHOUT_CURL=ON" }
     steps:
       - uses: actions/checkout@v4
         with:
@@ -89,9 +95,9 @@ jobs:
           pip3 install conan --upgrade
           conan profile detect
       - uses: ammaraskar/msvc-problem-matcher@master
-      - name: Build ${{ matrix.configuration }} ${{ matrix.platform }}
+      - name: Build ${{ matrix.configuration }} ${{ matrix.platform }} ${{ matrix.configure.label }}
         shell: cmd
-        run: vcbuild.bat ${{ matrix.configuration }} ${{ matrix.platform }}
+        run: vcbuild.bat ${{ matrix.configuration }} ${{ matrix.platform }} NO_ASAN "${{ matrix.configure.opt }}"
       - name: Set up test environment
         working-directory: build\win32\build\${{ matrix.configuration }}
         env:

build/win32/CMakeLists.txt

@@ -1,8 +1,14 @@
-cmake_minimum_required(VERSION 3.15)
+cmake_minimum_required(VERSION 3.24)
 
 set(BASE_DIR ${CMAKE_CURRENT_LIST_DIR}/../..)
 
-set(USE_ASAN OFF CACHE BOOL "Build with Address Sanitizer")
+option(WITHOUT_LMDB    "Include LMDB support"    OFF)
+option(WITHOUT_LUA     "Include LUA support"     OFF)
+option(WITHOUT_LIBXML2 "Include LibXML2 support" OFF)
+option(WITHOUT_MAXMIND "Include MaxMind support" OFF)
+option(WITHOUT_CURL    "Include CURL support"    OFF)
+
+option(USE_ASAN        "Build with Address Sanitizer" OFF)
 
 # common compiler settings
 
@@ -55,14 +61,23 @@ set(PACKAGE_VERSION "${PROJECT_VERSION}")
 set(PACKAGE_STRING "${PACKAGE_NAME} ${PACKAGE_VERSION}")
 set(PACKAGE_TARNAME "${PACKAGE_NAME}")
 
-set(HAVE_GEOIP    0)    # should always be zero, no conan package available
-set(HAVE_LMDB     1)
-set(HAVE_LUA      1)
-set(HAVE_LIBXML2  1)
-set(HAVE_MAXMIND  1)
-set(HAVE_SSDEEP   0)    # should always be zero, no conan package available
 set(HAVE_YAJL     1)    # should always be one, mandatory dependency
-set(HAVE_CURL     1)
+set(HAVE_GEOIP    0)    # should always be zero, no conan package available
+set(HAVE_SSDEEP   0)    # should always be zero, no conan package available
+
+macro(enable_feature flag option)
+  if(${option})
+    set(${flag} 0)
+  else()
+    set(${flag} 1)
+  endif()
+endmacro()
+
+enable_feature(HAVE_LMDB ${WITHOUT_LMDB})
+enable_feature(HAVE_LUA ${WITHOUT_LUA})
+enable_feature(HAVE_LIBXML2 ${WITHOUT_LIBXML2})
+enable_feature(HAVE_MAXMIND ${WITHOUT_MAXMIND})
+enable_feature(HAVE_CURL ${WITHOUT_CURL})
 
 include(${CMAKE_CURRENT_LIST_DIR}/ConfigureChecks.cmake)
 

vcbuild.bat

@@ -22,7 +22,7 @@ if "%3"=="USE_ASAN" (
 cd build\win32
 conan install . -s compiler.cppstd=17 %CI_ASAN% --output-folder=build --build=missing --settings=build_type=%build_type% --settings=arch=%arch%
 cd build
-cmake .. -G "Visual Studio 17 2022" -DCMAKE_TOOLCHAIN_FILE=conan_toolchain.cmake -DUSE_ASAN=%ASAN_FLAG%
+cmake --fresh .. -G "Visual Studio 17 2022" -DCMAKE_TOOLCHAIN_FILE=conan_toolchain.cmake -DUSE_ASAN=%ASAN_FLAG% %4 %5 %6 %7 %8 %9
 cmake --build . --config %build_type%
 
 popd