static void usage(FILE *fp)
{
- fprintf(fp, "Babeltrace %u.%u\n\n", BABELTRACE_VERSION_MAJOR,
+ fprintf(fp, "BabelTrace Trace Converter %u.%u\n\n",
+ BABELTRACE_VERSION_MAJOR,
BABELTRACE_VERSION_MINOR);
fprintf(fp, "usage : babeltrace [OPTIONS] INPUT OUTPUT\n");
fprintf(fp, "\n");
poptContext pc;
int opt, ret = 0;
+ if (argc == 1) {
+ usage(stdout);
+ return 1; /* exit cleanly */
+ }
+
pc = poptGetContext(NULL, argc, (const char **) argv, long_options, 0);
poptReadDefaultConfig(pc, 0);