Add a convenient way to add the includes install dir to the INTERFACE.

Export the INCLUDES DESTINATION without appending to the
INTERFACE_INCLUDE_DIRECTORIES of the target itself. That way, a target
can be exported multiple times with different INCLUDES DESTINATION
without unintended cross-pollution of export sets.

1 files changed, 3 insertions, 0 deletions

diff --git a/Source/cmTargetExport.h b/Source/cmTargetExport.h
index c9d87fb..7665888 100644
--- a/Source/cmTargetExport.h
+++ b/Source/cmTargetExport.h
@@ -12,6 +12,8 @@
 #ifndef cmTargetExport_h
 #define cmTargetExport_h
 
+#include "cmStandardIncludes.h"
+
 class cmTarget;
 class cmInstallTargetGenerator;
 class cmInstallFilesGenerator;
@@ -33,6 +35,7 @@ public:
   cmInstallTargetGenerator* FrameworkGenerator;
   cmInstallTargetGenerator* BundleGenerator;
   cmInstallFilesGenerator* HeaderGenerator;
+  std::string InterfaceIncludeDirectories;
   ///@}
 };