cmake: Add msvc support for sign-compare warnings.

Bug: https://bugs.freedesktop.org/show_bug.cgi?id=90089
Reviewed-by: Simon McVittie <simon.mcvittie@collabora.co.uk>

diff --git a/cmake/CMakeLists.txt b/cmake/CMakeLists.txt
index 6fbe23e7d748589e215967496be386fe49c8f879..28de329ee556881ded32e998db18c4b6fe63bb4f 100644 (file)
--- a/cmake/CMakeLists.txt
+++ b/cmake/CMakeLists.txt
@@ -202,8 +202,13 @@ if(DBUS_WITH_GLIB)
 endif()
 
 SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG}  -D_DEBUG")
-SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS}  -Wsign-compare")
-SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}  -Wsign-compare")
+if(MSVC)
+    SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS}  /w14018")
+    SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /w14018")
+else()
+    SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS}  -Wsign-compare")
+    SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}  -Wsign-compare")
+endif()
 
 #########################################################################
 # Windows CE (>= 5.0.0)