Fix symlink installs for windows

Signed-off-by: methylDragon <[email protected]>

CMakeLists.txt

@@ -170,21 +170,22 @@ set(tick_tocked_cmake_files
 # Install symlinks for IgnPython and IgnBenchmark
 foreach(cmake_file ${tick_tocked_cmake_files})
   string(REGEX REPLACE "^Gz" "Ign" ign_cmake_file ${cmake_file})
+  file(MAKE_DIRECTORY "${PROJECT_BINARY_DIR}/cmake")
 
   if (WIN32)  # Windows requires copy instead of symlink
     install(CODE "execute_process(COMMAND ${CMAKE_COMMAND} -E copy \
-        ${gz_modules_install_dir}\/${cmake_file} \
-        ${gz_modules_install_dir}\/${ign_cmake_file})")
+        ${CMAKE_INSTALL_PREFIX}\/${gz_modules_install_dir}\/${cmake_file} \
+        ${PROJECT_BINARY_DIR}\/cmake/${ign_cmake_file})")
   else()
-    file(MAKE_DIRECTORY "${PROJECT_BINARY_DIR}/cmake")
     install(CODE "execute_process(COMMAND ${CMAKE_COMMAND} -E create_symlink \
         ${CMAKE_INSTALL_PREFIX}\/${gz_modules_install_dir}\/${cmake_file} \
         ${PROJECT_BINARY_DIR}\/cmake/${ign_cmake_file})")
-    install(
-      FILES ${PROJECT_BINARY_DIR}/cmake/${ign_cmake_file}
-      DESTINATION ${gz_modules_install_dir}
-      COMPONENT modules)
   endif()
+
+  install(
+    FILES ${PROJECT_BINARY_DIR}/cmake/${ign_cmake_file}
+    DESTINATION ${gz_modules_install_dir}
+    COMPONENT modules)
 endforeach()
 
 include(CTest)