From 17b31f3d43baee73b12cc2213db1785c889728f5 Mon Sep 17 00:00:00 2001 From: Edwin Vane Date: Thu, 4 Jul 2013 17:49:59 +0000 Subject: 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 llvm-svn: 185660 --- clang-tools-extra/cpp11-migrate/tool/Cpp11Migrate.cpp | 18 +++++++++++++++++- 1 file changed, 17 insertions(+), 1 deletion(-) (limited to 'clang-tools-extra/cpp11-migrate/tool') diff --git a/clang-tools-extra/cpp11-migrate/tool/Cpp11Migrate.cpp b/clang-tools-extra/cpp11-migrate/tool/Cpp11Migrate.cpp index 1722de9fe68..46351fd6237 100644 --- a/clang-tools-extra/cpp11-migrate/tool/Cpp11Migrate.cpp +++ b/clang-tools-extra/cpp11-migrate/tool/Cpp11Migrate.cpp @@ -34,6 +34,22 @@ using namespace clang::tooling; TransformOptions GlobalOptions; +static cl::extrahelp CommonHelp(CommonOptionsParser::HelpMessage); +static cl::extrahelp MoreHelp( + "EXAMPLES:\n\n" + "Use 'auto' type specifier, no compilation database:\n\n" + " cpp11-migrate -use-auto path/to/file.cpp -- -Ipath/to/include/\n" + "\n" + "Convert for loops to the new ranged-based for loops on all files in a " + "subtree:\n\n" + " find path/in/subtree -name '*.cpp' -exec \\\n" + " cpp11-migrate -p build/path -loop-convert {} ';'\n" + "\n" + "Make use of both nullptr and the override specifier, using git ls-files:\n" + "\n" + " git ls-files '*.cpp' | xargs -I{} cpp11-migrate -p build/path \\\n" + " -use-nullptr -add-override -override-macros {}\n"); + static cl::opt MaxRiskLevel( "risk", cl::desc("Select a maximum risk level:"), cl::values(clEnumValN(RL_Safe, "safe", "Only safe transformations"), @@ -131,7 +147,7 @@ int main(int argc, const char **argv) { TransformManager.createSelectedTransforms(GlobalOptions); if (TransformManager.begin() == TransformManager.end()) { - llvm::errs() << "No selected transforms\n"; + llvm::errs() << argv[0] << ": No selected transforms\n"; return 1; } -- cgit v1.2.3