ENH: Move CMP0004 check into cmTarget

This moves code implementing policy CMP0004 into cmTarget::CheckCMP0004.
The implementation is slightly simpler and can be re-used outside of
cmComputeLinkDepends.

1 files changed, 4 insertions, 0 deletions

diff --git a/Source/cmTarget.h b/Source/cmTarget.h
index 9e17d60..83fd0b1 100644
--- a/Source/cmTarget.h
+++ b/Source/cmTarget.h
@@ -260,6 +260,10 @@ public:
       such dependencies or for static libraries.  */
   cmTargetLinkInterface const* GetLinkInterface(const char* config);
 
+  /** Strip off leading and trailing whitespace from an item named in
+      the link dependencies of this target.  */
+  std::string CheckCMP0004(std::string const& item);
+
   /** Get the directory in which this target will be built.  If the
       configuration name is given then the generator will add its
       subdirectory for that configuration.  Otherwise just the canonical