CMake: make BUILD_TESTING dependent option

CMake will now handle BUILD_TESTING depending on PERL_FOUND and
CURL_DISABLE_TESTING

Ref: #6036
Closes #6072

diff --git a/CMakeLists.txt b/CMakeLists.txt
index f3d0a5614ff2e4fe9113629f083d83f56b753536..b25488fe448d79f52d2627d8174e03ad0a44833a 100644 (file)
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1324,10 +1324,10 @@ if(BUILD_CURL_EXE)
   add_subdirectory(src)
 endif()
 
-option(BUILD_TESTING "Build tests" "${PERL_FOUND}")
-if(NOT PERL_FOUND)
-  message(STATUS "Perl not found, testing disabled.")
-elseif(BUILD_TESTING)
+cmake_dependent_option(BUILD_TESTING "Build tests"
+  ON "PERL_FOUND;NOT CURL_DISABLE_TESTS"
+  OFF)
+if(BUILD_TESTING)
   add_subdirectory(tests)
 endif()