fix gain

Author: hks2002

cmake/SetBotan.cmake

@@ -17,15 +17,22 @@ macro(build_install_botan)
     get_lowcase_compiler_id()
 
     # configure build and install
-    execute_process(
-      COMMAND ${PYTHON_EXECUTABLE} ${botan_SOURCE_DIR}/configure.py --prefix=${BOTAN_ROOT_DIR}
-              --cc=${cmake_cxx_compiler_id} --disable-deprecated-features --with-pkg-config --build-target=shared
-      WORKING_DIRECTORY ${botan_BINARY_DIR}
-    )
+
     if(CMAKE_CXX_COMPILER_ID MATCHES MSVC)
-      execute_process(COMMAND nmake WORKING_DIRECTORY ${botan_BINARY_DIR})
-      execute_process(COMMAND nmake install WORKING_DIRECTORY ${botan_BINARY_DIR})
+      execute_process(
+        COMMAND
+          ${PYTHON_EXECUTABLE} ${botan_SOURCE_DIR}/configure.py --prefix=${BOTAN_ROOT_DIR} --cc=${cmake_cxx_compiler_id}
+          --make-tool='ninja' --disable-deprecated-features --with-pkg-config --build-target=shared
+        WORKING_DIRECTORY ${botan_BINARY_DIR}
+      )
+      execute_process(COMMAND ninja WORKING_DIRECTORY ${botan_BINARY_DIR})
+      execute_process(COMMAND ninja install WORKING_DIRECTORY ${botan_BINARY_DIR})
     else()
+      execute_process(
+        COMMAND ${PYTHON_EXECUTABLE} ${botan_SOURCE_DIR}/configure.py --prefix=${BOTAN_ROOT_DIR}
+                --cc=${cmake_cxx_compiler_id} --disable-deprecated-features --with-pkg-config --build-target=shared
+        WORKING_DIRECTORY ${botan_BINARY_DIR}
+      )
       execute_process(COMMAND make -j4 WORKING_DIRECTORY ${botan_BINARY_DIR})
       execute_process(COMMAND make install WORKING_DIRECTORY ${botan_BINARY_DIR})
     endif()