add CMake option for DISABLE_TRACE

Author: andreasbuhr

.github/workflows/ubuntu.yml

@@ -38,7 +38,7 @@ jobs:
           mkdir build
           cd build
           if [ "${{ matrix.disable_trace }}" = "true" ]; then
-            cmake .. -G "Unix Makefiles" -DCMAKE_BUILD_TYPE=${{ env.BUILD_TYPE }} -DCMAKE_CXX_COMPILER=${{ matrix.compiler_version }} -DCXX_STD=${{ matrix.cxx_std }} -DCMAKE_CXX_FLAGS="-DBOOST_PARSER_DISABLE_TRACE"
+            cmake .. -G "Unix Makefiles" -DCMAKE_BUILD_TYPE=${{ env.BUILD_TYPE }} -DCMAKE_CXX_COMPILER=${{ matrix.compiler_version }} -DCXX_STD=${{ matrix.cxx_std }} -DDISABLE_TRACE=true
           else
             cmake .. -G "Unix Makefiles" -DCMAKE_BUILD_TYPE=${{ env.BUILD_TYPE }} -DCMAKE_CXX_COMPILER=${{ matrix.compiler_version }} -DCXX_STD=${{ matrix.cxx_std }}
           fi

.github/workflows/windows.yml

@@ -34,7 +34,7 @@ jobs:
         # See https://cmake.org/cmake/help/latest/variable/CMAKE_BUILD_TYPE.html?highlight=cmake_build_type
         run: |
           if ("${{ matrix.disable_trace }}" -eq "true") {
-            cmake -B build -DCMAKE_BUILD_TYPE=${{ env.BUILD_TYPE }} -DCXX_STD=${{ matrix.cxx_std }} -DCMAKE_CXX_FLAGS="/DBOOST_PARSER_DISABLE_TRACE"
+            cmake -B build -DCMAKE_BUILD_TYPE=${{ env.BUILD_TYPE }} -DCXX_STD=${{ matrix.cxx_std }} -DDISABLE_TRACE=true
           } else {
             cmake -B build -DCMAKE_BUILD_TYPE=${{ env.BUILD_TYPE }} -DCXX_STD=${{ matrix.cxx_std }}
           }

CMakeLists.txt

@@ -64,6 +64,12 @@ if (BUILD_WITH_HANA)
   add_definitions(-DBOOST_PARSER_USE_HANA_TUPLE)
 endif()
 
+set(DISABLE_TRACE false CACHE BOOL
+    "Disable parser trace functionality (defines BOOST_PARSER_DISABLE_TRACE).")
+if (DISABLE_TRACE)
+  add_definitions(-DBOOST_PARSER_DISABLE_TRACE)
+endif()
+
 
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 # Dependencies