Merge topic 'genex-LINK_LIBRARY-to-decorate-library'

2a6b0415d7 $<LINK_LIBRARY>: Add LINK_LIBRARY_OVERRIDE target property
42965799b4 Genex: Add $<LINK_LIBRARY:...>
78dd7d5292 cmRulePlaceholderExpander: add base class for placeholder expansion reuse
4b55828a9f cmExpandListWithBacktrace: add handling of empty elements.
28d7432468 cmComputeLinkInformation: use cmComputeLinkDepends::LinkEntry

Acked-by: Kitware Robot <kwrobot@kitware.com>
Merge-request: !6769

1 files changed, 25 insertions, 0 deletions

diff --git a/Source/cmMakefile.cxx b/Source/cmMakefile.cxx
index 34d3efa..934a6f4 100644
--- a/Source/cmMakefile.cxx
+++ b/Source/cmMakefile.cxx
@@ -3978,6 +3978,31 @@ std::vector<std::string> cmMakefile::GetPropertyKeys() const
   return this->StateSnapshot.GetDirectory().GetPropertyKeys();
 }
 
+void cmMakefile::CheckProperty(const std::string& prop) const
+{
+  // Certain properties need checking.
+  if (prop == "LINK_LIBRARIES") {
+    if (cmValue value = this->GetProperty(prop)) {
+      // Look for <LINK_LIBRARY:> internal pattern
+      static cmsys::RegularExpression linkLibrary(
+        "(^|;)(</?LINK_LIBRARY:[^;>]*>)(;|$)");
+      if (!linkLibrary.find(value)) {
+        return;
+      }
+
+      // Report an error.
+      this->IssueMessage(
+        MessageType::FATAL_ERROR,
+        cmStrCat(
+          "Property ", prop, " contains the invalid item \"",
+          linkLibrary.match(2), "\". The ", prop,
+          " property may contain the generator-expression "
+          "\"$<LINK_LIBRARY:...>\" "
+          "which may be used to specify how the libraries are linked."));
+    }
+  }
+}
+
 cmTarget* cmMakefile::FindLocalNonAliasTarget(const std::string& name) const
 {
   auto i = this->Targets.find(name);