[OE-core] [PATCH 2/3] cmake: use convenience options for clarity

[Ross Burton]

The intention here was "everything but jsoncpp is system provided" so use the
convenience option to ensure this remains true in the future.

Signed-off-by: Ross Burton <ross.burton at intel.com>
---
 meta/recipes-devtools/cmake/cmake_3.6.1.bb | 9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)

diff --git a/meta/recipes-devtools/cmake/cmake_3.6.1.bb b/meta/recipes-devtools/cmake/cmake_3.6.1.bb
index 2f188f0..67ba9c4 100644
--- a/meta/recipes-devtools/cmake/cmake_3.6.1.bb
+++ b/meta/recipes-devtools/cmake/cmake_3.6.1.bb
@@ -25,13 +25,8 @@ python () {
 
 EXTRA_OECMAKE=" \
     -DCMAKE_DOC_DIR=${docdir_stripped}/cmake-${CMAKE_MAJOR_VERSION} \
-    -DCMAKE_USE_SYSTEM_LIBRARY_BZIP2=1 \
-    -DCMAKE_USE_SYSTEM_LIBRARY_CURL=1 \
-    -DCMAKE_USE_SYSTEM_LIBRARY_EXPAT=1 \
-    -DCMAKE_USE_SYSTEM_LIBRARY_FORM=1 \
-    -DCMAKE_USE_SYSTEM_LIBRARY_LIBARCHIVE=1 \
-    -DCMAKE_USE_SYSTEM_LIBRARY_LIBLZMA=1 \
-    -DCMAKE_USE_SYSTEM_LIBRARY_ZLIB=1 \
+    -DCMAKE_USE_SYSTEM_LIBRARIES=1 \
+    -DCMAKE_USE_SYSTEM_LIBRARY_JSONCPP=0 \
     -DKWSYS_CHAR_IS_SIGNED=1 \
     -DBUILD_CursesDialog=0 \
     ${@bb.utils.contains('DISTRO_FEATURES', 'largefile', '-DKWSYS_LFS_WORKS=1', '-DKWSYS_LFS_DISABLE=1', d)} \
-- 
2.8.1