DEFINE_string(message, "Hello World!", "The message to print");
+static bool ValidateMessage(const char* flagname, const std::string &message)
+{
+ return !message.empty();
+}
+DEFINE_validator(message, ValidateMessage);
+
int main(int argc, char **argv)
{
gflags::SetUsageMessage("Test CMake configuration of gflags library (gflags-config.cmake)");
+ gflags::SetVersionString("0.1");
gflags::ParseCommandLineFlags(&argc, &argv, true);
std::cout << FLAGS_message << std::endl;
gflags::ShutDownCommandLineFlags();