cmake: enable CMP0074

to search prefixes specified by the <PackageName>_ROOT CMake
variable and the <PackageName>_ROOT environment variable. find_package()
in CMake 3.12 started to use these prefixes if it is enabled.

Signed-off-by: Kefu Chai <kchai@redhat.com>

diff --git a/CMakeLists.txt b/CMakeLists.txt
index e2da7739c26fa2c308f46cd5874967c0c94daed1..a5c560fee6d9d865af0de9f0881fb7dedfe9adfe 100644 (file)
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -13,6 +13,7 @@ foreach(policy
     CMP0054
     CMP0056
     CMP0065
+    CMP0074
     CMP0075)
   if(POLICY ${policy})
     cmake_policy(SET ${policy} NEW)