w

cmake/DownloadUserver.cmake

@@ -1,8 +1,17 @@
-include(FetchContent)
+# Copied from get_cpm.cmake
+set(CPM_DOWNLOAD_VERSION 0.39.0)
+set(CPM_HASH_SUM "66639bcac9dd2907b2918de466783554c1334446b9874e90d38e3778d404c2ef")
+set(CPM_DOWNLOAD_LOCATION "${CMAKE_BINARY_DIR}/cmake/CPM_${CPM_DOWNLOAD_VERSION}.cmake")
+file(DOWNLOAD
+    https://github.com/cpm-cmake/CPM.cmake/releases/download/v${CPM_DOWNLOAD_VERSION}/CPM.cmake
+    ${CPM_DOWNLOAD_LOCATION} EXPECTED_HASH SHA256=${CPM_HASH_SUM}
+)
+include(${CPM_DOWNLOAD_LOCATION})
+
 
 function(download_userver)
   set(OPTIONS)
-  set(ONE_VALUE_ARGS VERSION)
+  set(ONE_VALUE_ARGS VERSION TRY_DIR)
   set(MULTI_VALUE_ARGS FEATURES FEATURES_OFF)
   cmake_parse_arguments(
       ARG "${OPTIONS}" "${ONE_VALUE_ARGS}" "${MULTI_VALUE_ARGS}" ${ARGN}
@@ -11,18 +20,23 @@ function(download_userver)
     set(ARG_VERSION develop)
   endif()
 
-  set(FETCHCONTENT_QUIET OFF CACHE BOOL "" FORCE)
-  FetchContent_Declare(
-    userver
-    GIT_REPOSITORY https://github.com/userver-framework/userver.git
-    GIT_TAG ${ARG_VERSION}
-  )
-  FetchContent_MakeAvailable(userver)
+  if(ARG_TRY_DIR AND EXISTS ${ARG_TRY_DIR})
+    add_subdirectory(${ARG_TRY_DIR})
+    return()
+  endif()
 
+  set(CMAKE_OPTIONS)
   foreach(FEATURE ${ARG_FEATURES})
-    set(USERVER_FEATURE_${FEATURE} ON CACHE BOOL "" FORCE)
+    list(APPEND CMAKE_OPTIONS "USERVER_FEATURE_${FEATURE} ON")
   endforeach()
   foreach(FEATURE ${ARG_FEATURES_OFF})
-    set(USERVER_FEATURE_${FEATURE} OFF CACHE BOOL "" FORCE)
+    list(APPEND CMAKE_OPTIONS "USERVER_FEATURE_${FEATURE} OFF")
   endforeach()
+
+  CPMAddPackage(
+      NAME userver
+      GITHUB_REPOSITORY userver-framework/userver
+      GIT_TAG ${ARG_VERSION}
+      OPTIONS ${CMAKE_OPTIONS}
+  )
 endfunction()