Update getenv to check for returned null pointer

usdot-fhwa-OPS · Jun 12, 2024 · eead4cb · eead4cb
1 parent 2fd1fb7
commit eead4cb
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/src/tmx/TmxUtils/src/simulation/SimulationEnvUtils.cpp b/src/tmx/TmxUtils/src/simulation/SimulationEnvUtils.cpp
@@ -15,11 +15,11 @@ namespace tmx::utils::sim{
 
     std::string get_sim_config(const char *config_name, bool required) {
         if (is_simulation_mode() && config_name) {
-            try {
+            if ( std::getenv(config_name) != nullptr) {
                 std::string config =  std::getenv(config_name);
                 return config;
             }
-            catch(const std::logic_error &e) {
+            else {
                 std::string config_name_str = config_name;
                 if ( required ) {
                     throw TmxException("Required simulation config " + config_name_str + " not set!");