Class Arguments

tests/gtest/gtest-all.cc:8437–8469

Utility class for accumulating command-line arguments.

// Utility class for accumulating command-line arguments.
class Arguments {
 public:
  Arguments() { args_.push_back(nullptr); }

  ~Arguments() {
    for (std::vector<char*>::iterator i = args_.begin(); i != args_.end();
         ++i) {
      free(*i);
    }
  }
  void AddArgument(const char* argument) {
    args_.insert(args_.end() - 1, posix::StrDup(argument));
  }

  template <typename Str>
  void AddArguments(const ::std::vector<Str>& arguments) {
    for (typename ::std::vector<Str>::const_iterator i = arguments.begin();
         i != arguments.end();
         ++i) {
      args_.insert(args_.end() - 1, posix::StrDup(i->c_str()));
    }
  }
  char* const* Argv() {
    return &args_[0];
  }

  int size() {
    return args_.size() - 1;
  }

 private:
  std::vector<char*> args_;
};

// Waits for the child in a death test to exit, returning its exit
// status, or 0 if no child process exists.  As a side effect, sets the