diff --git a/src/examples/segway/segway_main.cpp b/src/examples/segway/segway_main.cpp index 671547579a332ef8a98db030026fc8c96c8f290d..e276caa6c03e9eb5276707346926c42fe484ae35 100644 --- a/src/examples/segway/segway_main.cpp +++ b/src/examples/segway/segway_main.cpp @@ -78,7 +78,6 @@ usage(const char *reason) } fprintf(stderr, "usage: segway {start|stop|status} [-p <additional params>]\n\n"); - exit(1); } /** @@ -94,6 +93,7 @@ int segway_main(int argc, char *argv[]) if (argc < 2) { usage("missing command"); + return -1; } if (!strcmp(argv[1], "start")) { @@ -101,7 +101,7 @@ int segway_main(int argc, char *argv[]) if (thread_running) { warnx("already running"); /* this is not an error */ - exit(0); + return 0; } thread_should_exit = false; @@ -112,12 +112,12 @@ int segway_main(int argc, char *argv[]) 5120, segway_thread_main, (argv) ? (char *const *)&argv[2] : (char *const *)nullptr); - exit(0); + return 0; } if (!strcmp(argv[1], "stop")) { thread_should_exit = true; - exit(0); + return 0; } if (!strcmp(argv[1], "status")) { @@ -128,11 +128,11 @@ int segway_main(int argc, char *argv[]) warnx("not started"); } - exit(0); + return 0; } usage("unrecognized command"); - exit(1); + return -1; } int segway_thread_main(int argc, char *argv[])