[wasm][build] Disable networking targets from CMake build

This is a follow-up to 5e7281b, which
introduced `BUILD_NETWORKING` option but didn't update the CMake build
to respect it. This patch renames the option to follow CMake conventions
and updates the build to respect it.

Author: kateinoigakukun

CMakeLists.txt

@@ -39,7 +39,7 @@ set(CMAKE_Swift_MODULE_DIRECTORY ${CMAKE_BINARY_DIR}/swift)
 
 option(BUILD_SHARED_LIBS "build shared libraries" ON)
 option(HAS_LIBDISPATCH_API "has libdispatch API" ON)
-option(BUILD_NETWORKING "build FoundationNetworking module" ON)
+option(FOUNDATION_ENABLE_FOUNDATION_NETWORKING "build FoundationNetworking module" ON)
 option(FOUNDATION_BUILD_TOOLS "build tools" ON)
 option(NS_CURL_ASSUME_FEATURES_MISSING "Assume that optional libcurl features are missing rather than test the library's version, for build debugging" NO)
 
@@ -103,7 +103,7 @@ if(NOT BUILD_SHARED_LIBS)
   install(TARGETS CoreFoundation CFXMLInterface
     DESTINATION lib/swift_static/$<LOWER_CASE:${CMAKE_SYSTEM_NAME}>)
 
-  if(BUILD_NETWORKING)
+  if(FOUNDATION_ENABLE_FOUNDATION_NETWORKING)
     set_property(GLOBAL APPEND PROPERTY Foundation_EXPORTS
       CFURLSessionInterface)
     install(TARGETS CFURLSessionInterface

CoreFoundation/CMakeLists.txt

@@ -28,11 +28,14 @@ endif()
 
 if(NOT CMAKE_SYSTEM_NAME STREQUAL Darwin)
   find_package(LibXml2 REQUIRED)
-  find_package(CURL CONFIG)
-  if(CURL_FOUND)
-    set(CURL_VERSION_STRING ${CURL_VERSION})
-  else()
-    find_package(CURL REQUIRED)
+
+  if(FOUNDATION_ENABLE_FOUNDATION_NETWORKING)
+    find_package(CURL CONFIG)
+    if(CURL_FOUND)
+      set(CURL_VERSION_STRING ${CURL_VERSION})
+    else()
+      find_package(CURL REQUIRED)
+    endif()
   endif()
 endif()
 
@@ -438,7 +441,7 @@ if(CMAKE_SYSTEM_NAME STREQUAL Windows)
                              PRIVATE
                                CURL_STATICLIB)
 endif()
-if(NOT CMAKE_SYSTEM_NAME STREQUAL Darwin)
+if(NOT CMAKE_SYSTEM_NAME STREQUAL Darwin AND FOUNDATION_ENABLE_FOUNDATION_NETWORKING)
   target_link_libraries(CFURLSessionInterface PRIVATE
     CURL::libcurl)
 endif()
@@ -540,10 +543,16 @@ endif()
 
 install(TARGETS
           CoreFoundation
-          CFURLSessionInterface
           CFXMLInterface
         DESTINATION
-          "${CMAKE_INSTALL_FULL_LIBDIR}")
+          "${CMAKE_INSTALL_FULL_LIBDIR}/$<LOWER_CASE:${CMAKE_SYSTEM_NAME}>")
+
+if(FOUNDATION_ENABLE_FOUNDATION_NETWORKING)
+  install(TARGETS
+            CFURLSessionInterface
+          DESTINATION
+            "${CMAKE_INSTALL_FULL_LIBDIR}/$<LOWER_CASE:${CMAKE_SYSTEM_NAME}>")
+endif()
 
 # Needed to avoid double slash "//" when CMAKE_INSTALL_PREFIX set to "/" and DESTDIR used to relocate whole installation.
 # Double slash raise CMake error "file called with network path DESTINATION //System/Library/Frameworks".

Sources/CMakeLists.txt

@@ -1,6 +1,8 @@
 add_subdirectory(UUID)
 add_subdirectory(Foundation)
-add_subdirectory(FoundationNetworking)
+if(FOUNDATION_ENABLE_FOUNDATION_NETWORKING)
+  add_subdirectory(FoundationNetworking)
+endif()
 add_subdirectory(FoundationXML)
 if(FOUNDATION_BUILD_TOOLS)
   add_subdirectory(Tools)