//
//===----------------------------------------------------------------------===//
-/// \brief The main function for the gcov compatible coverage tool
+#include "llvm/ADT/StringRef.h"
+#include "llvm/Support/raw_ostream.h"
+#include "llvm/Support/Path.h"
+#include <string>
+
+using namespace llvm;
+
+/// \brief The main entry point for the 'show' subcommand.
+int show_main(int argc, const char **argv);
+
+/// \brief The main entry point for the 'report' subcommand.
+int report_main(int argc, const char **argv);
+
+/// \brief The main entry point for the 'convert-for-testing' subcommand.
+int convert_for_testing_main(int argc, const char **argv);
+
+/// \brief The main entry point for the gcov compatible coverage tool.
int gcov_main(int argc, const char **argv);
int main(int argc, const char **argv) {
+ // If argv[0] is or ends with 'gcov', always be gcov compatible
+ if (sys::path::stem(argv[0]).endswith_lower("gcov"))
+ return gcov_main(argc, argv);
+
+ // Check if we are invoking a specific tool command.
+ if (argc > 1) {
+ int (*func)(int, const char **) = nullptr;
+
+ StringRef command = argv[1];
+ if (command.equals_lower("show"))
+ func = show_main;
+ else if (command.equals_lower("report"))
+ func = report_main;
+ else if (command.equals_lower("convert-for-testing"))
+ func = convert_for_testing_main;
+ else if (command.equals_lower("gcov"))
+ func = gcov_main;
+
+ if (func) {
+ std::string Invocation(std::string(argv[0]) + " " + argv[1]);
+ argv[1] = Invocation.c_str();
+ return func(argc - 1, argv + 1);
+ }
+ }
+
+ // Give a warning and fall back to gcov
+ errs().changeColor(raw_ostream::RED);
+ errs() << "warning:";
+ // Assume that argv[1] wasn't a command when it stats with a '-' or is a
+ // filename (i.e. contains a '.')
+ if (argc > 1 && !StringRef(argv[1]).startswith("-") &&
+ StringRef(argv[1]).find(".") == StringRef::npos)
+ errs() << " Unrecognized command '" << argv[1] << "'.";
+ errs() << " Using the gcov compatible mode "
+ "(this behaviour may be dropped in the future).";
+ errs().resetColor();
+ errs() << "\n";
+
return gcov_main(argc, argv);
}