cpp11-migrate: Minor command-line fixes and improvements

* all transforms are in the same category
* all transforms' options are in the same category
* display the CommonOptionParser extra-help (which describe in more details the
  compilation database stuff)
* add EXAMPLES section

Author: Guillaume Papin <guillaume.papin@epitech.eu>
llvm-svn: 185660

1 files changed, 4 insertions, 1 deletions

diff --git a/clang-tools-extra/cpp11-migrate/Core/Transforms.cpp b/clang-tools-extra/cpp11-migrate/Core/Transforms.cpp
index 4347e4e46df..a9d8015f29f 100644
--- a/clang-tools-extra/cpp11-migrate/Core/Transforms.cpp
+++ b/clang-tools-extra/cpp11-migrate/Core/Transforms.cpp
@@ -17,6 +17,8 @@
 
 namespace cl = llvm::cl;
 
+static cl::OptionCategory TransformCategory("Transforms");
+
 Transforms::~Transforms() {
   for (std::vector<Transform*>::iterator I = ChosenTransforms.begin(),
        E = ChosenTransforms.end(); I != E; ++I) {
@@ -32,7 +34,8 @@ void Transforms::registerTransform(llvm::StringRef OptName,
                                    llvm::StringRef Description,
                                    TransformCreator Creator) {
   Options.push_back(OptionVec::value_type(
-      new cl::opt<bool>(OptName.data(), cl::desc(Description.data())),
+      new cl::opt<bool>(OptName.data(), cl::desc(Description.data()),
+                        cl::cat(TransformCategory)),
       Creator));
 }