Code for logging and replay (doesn't work because of nondet in lua)

luprex/core/cpp/drivenengine.cpp

@@ -16,17 +16,18 @@ DrivenEngineReg::DrivenEngineReg(const char *n, DrivenEngineMaker fn) {
     All = this;
 }
 
-void DrivenEngine::print_usage(std::ostream &strm, const char *progname) {
+void DrivenEngine::print_usage(std::ostream &strm, std::string_view progname) {
     strm << "Usage: " << progname << " <mode>" << std::endl;
     for (auto reg = DrivenEngineReg::All; reg != nullptr; reg=reg->next) {
         strm << "  Mode can be: " << reg->name << std::endl;
     }
 }
 
-UniqueDrivenEngine DrivenEngine::make(const char *kind) {
+UniqueDrivenEngine DrivenEngine::make(std::string_view kind) {
     for (auto reg = DrivenEngineReg::All; reg != nullptr; reg=reg->next) {
-        if (strcmp(reg->name, kind) == 0) {
-            return reg->maker();
+        if (kind == std::string_view(reg->name)) {
+            UniqueDrivenEngine result = reg->maker();
+            return result;
         }
     }
     return nullptr;