ENH: Add rule substitutions useful for launchers

This defines make rule substitutions <LANGUAGE>, <TARGET_NAME>,
<TARGET_TYPE>, and <OUTPUT>.  They will be useful for RULE_LAUNCH_*
property values.

1 files changed, 25 insertions, 0 deletions

diff --git a/Source/cmLocalGenerator.cxx b/Source/cmLocalGenerator.cxx
index 8555064..0f1c4ee 100644
--- a/Source/cmLocalGenerator.cxx
+++ b/Source/cmLocalGenerator.cxx
@@ -972,6 +972,31 @@ cmLocalGenerator::ExpandRuleVariable(std::string const& variable,
       return replaceValues.LinkLibraries;
       }
     }
+  if(replaceValues.Language)
+    {
+    if(variable == "LANGUAGE")
+      {
+      return replaceValues.Language;
+      }
+    }
+  if(replaceValues.CMTarget)
+    {
+    if(variable == "TARGET_NAME")
+      {
+      return replaceValues.CMTarget->GetName();
+      }
+    if(variable == "TARGET_TYPE")
+      {
+      return cmTarget::TargetTypeNames[replaceValues.CMTarget->GetType()];
+      }
+    }
+  if(replaceValues.Output)
+    {
+    if(variable == "OUTPUT")
+      {
+      return replaceValues.Output;
+      }
+    }
   if(variable == "CMAKE_COMMAND")
     {
     const char* cmcommand =