build just the tests, as an option for autopkgtest later

With assistance from Kevin D. Murray; thanks!

Gbp-Pq: Name add-only-tests-target

diff --git a/CMakeLists.txt b/CMakeLists.txt
index e4ffd720c5284e958c9795b05a989d6635d2a133..9a53ff138d4a895db81e2ee80db5eeae6c7a7547 100644 (file)
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -46,6 +46,8 @@ else()
 
 endif()
 
+option(ONLY_TESTS "Don't build docs, or sandbox" OFF)
+
 if(NOT CMAKE_VERSION VERSION_LESS 3.0)
     add_library(cereal INTERFACE)
     target_include_directories(cereal INTERFACE
@@ -78,7 +80,8 @@ endif(Boost_FOUND)
   
 enable_testing()
 add_subdirectory(unittests)
-
-add_subdirectory(sandbox)
+if(NOT ONLY_TEST)
+       add_subdirectory(sandbox)
+endif(NOT ONLY_TEST)
 
 add_subdirectory(doc)