1 files changed, 15 insertions, 3 deletions
diff --git a/Source/cmTryCompileCommand.h b/Source/cmTryCompileCommand.h
index 1b3bf0b..ee5614b 100644
--- a/Source/cmTryCompileCommand.h
+++ b/Source/cmTryCompileCommand.h
@@ -54,9 +54,16 @@ public:
     {
     return "Try compiling some code";
     }
-  
 
   /**
+   * This is the core code for try compile. It is here so that other
+   * commands, such as TryRun can access the same logic without
+   * dumplication. 
+   */
+  static int CoreTryCompileCode(
+    cmMakefile *mf, std::vector<std::string> const& argv, bool clean);
+  
+  /**
    * More documentation.
    */
   virtual const char* GetFullDocumentation()
@@ -66,8 +73,13 @@ public:
       "Try compiling a program. Return the success or failure in RESULT_VAR "
       "If <target name> is specified then build just that target "
       "otherwise the all or ALL_BUILD target is built.\n"
-      "TRY_COMPILE(RESULT_VAR bindir srcfile <CMAKE_FLAGS <Flags>>)\n"
-      "Try compiling a srcfile. Return the success or failure in RESULT_VAR.";
+      "TRY_COMPILE(RESULT_VAR bindir srcfile\n"
+      "  <CMAKE_FLAGS <Flags>> <COMPILE_DEFINITIONS <flags> ...>)\n"
+      "Try compiling a srcfile. Return the success or failure in RESULT_VAR. "
+      "CMAKE_FLAGS can be used to pass -DVAR:TYPE=VALUE flags to cmake. The "
+      "COMPILE_DEFINITIONS are -Ddefinition that will be passed to the "
+      "compile line. If srcfile is specified the files in bindir/CMakeTmp "
+      "are cleaned.";
     }
   
   cmTypeMacro(cmTryCompileCommand, cmCommand);