Propagate child process exit code properly

Also when the child process was terminated by a signal.
cms-sw · Apr 24, 2024 · c9dd2cb · c9dd2cb
1 parent b212c73
commit c9dd2cb
Showing 1 changed file with 7 additions and 3 deletions.
diff --git a/FWCore/PluginManager/bin/refresh.cc b/FWCore/PluginManager/bin/refresh.cc
@@ -272,9 +272,13 @@ int main(int argc, char** argv) try {
         // Throw if any of the child died with non 0 status.
         int status = 0;
         waitpid(worker, &status, 0);
-        if (WIFEXITED(status) == true && status != 0) {
-          std::cerr << "Error while processing." << std::endl;
-          exit(status);
+        if (WIFEXITED(status) == true and WEXITSTATUS(status) != 0) {
+          std::cerr << "Error while processing: " << WEXITSTATUS(status) << std::endl;
+          exit(WEXITSTATUS(status));
+        }
+        if (WIFSIGNALED(status) == true) {
+          std::cerr << "Got signal while processing: " << WTERMSIG(status) << std::endl;
+          exit(WTERMSIG(status));
         }
       }
     }