FindHelper.cmake small cleanup

- silence Policy CMP0054 warning - <XPREFIX>_INCLUDE_DIRS ... the '-I' preprocessor flags (w/o the '-I') - coding style
m-grabner · Sep 19, 2017 · 1bab373 · 1bab373
1 parent aa01e64
commit 1bab373
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/cmake/FindHelper.cmake b/cmake/FindHelper.cmake
@@ -40,12 +40,12 @@ macro(FIND_HELPER prefix pkg_name header lib)
             ENV ${prefix}_PATH
             )
         include(FindPackageHandleStandardArgs)
-        if (NOT "${prefix}_INCLUDE_DIRS")
-          set(${prefix}_INCLUDE_DIRS "-I/usr/include")
+        if ("${${prefix}_INCLUDE_DIRS}" STREQUAL "")
+          set(${prefix}_INCLUDE_DIRS "/usr/include")
         endif ()
         FIND_PACKAGE_HANDLE_STANDARD_ARGS(${prefix} DEFAULT_MSG ${prefix}_LIBRARIES ${prefix}_INCLUDE_DIRS)
         if(NOT "${PC_${prefix}_INCLUDE_DIRS}" STREQUAL "")
-            SET(${prefix}_INCLUDE_DIRS "${${prefix}_INCLUDE_DIRS};${PC_${prefix}_INCLUDE_DIRS}")
+            set(${prefix}_INCLUDE_DIRS "${${prefix}_INCLUDE_DIRS};${PC_${prefix}_INCLUDE_DIRS}")
         endif()
     endif()
 endmacro()