Minor edits

See merge request !98

radixcommand/commandline.cc

@@ -136,6 +136,11 @@ void CommandLine::printParsedLine(std::ostream &out) const
 void CommandLine::help(std::ostream &out) const
 {
   // dump commandline example first
+  // if there is a description, add it up front
+  if (!mDescription.empty())
+  {
+    out << mDescription << std::endl;
+  }
   out << mExecutable;
   for (const auto &it : mData)
   {
@@ -287,6 +292,13 @@ bool CommandLine::validate(std::ostream &out) const
   return valid;
 }
 
+const std::string &CommandLine::description() const { return mDescription; }
+
+void CommandLine::setDescription(const std::string &description)
+{
+  mDescription = description;
+}
+
 template <>
 std::string CommandLine::get(const std::string &name) const
 {

radixcommand/commandline.hh

@@ -82,9 +82,13 @@ class RADIX_PUBLIC CommandLine
    */
   bool validate(std::ostream &out) const;
 
+  const std::string &description() const;
+  void setDescription(const std::string &description);
+
  private:
   int mArgc;
   char **mArgv;
+  std::string mDescription;
   std::string mExecutable;
   std::vector<std::string> mArgs;
   std::vector<std::pair<std::string, std::string>> mDeclArgs;

radixio/examples/CMakeLists.txt

-TRIBITS_ADD_EXECUTABLE(radixsnd2arl
-  NOEXEPREFIX
-  SOURCES radixsnd2arl.cc
-)
+#TRIBITS_ADD_EXECUTABLE(fmsscoreex
+#  NOEXEPREFIX
+#  SOURCES fmsscoreex.cc
+#)