+ fprintf(fp, "Babeltrace %u.%u\n\n", BABELTRACE_VERSION_MAJOR,
+ BABELTRACE_VERSION_MINOR);
+ fprintf(fp, "usage : babeltrace [OPTIONS] INPUT OUTPUT\n");
+ fprintf(fp, "\n");
+ fprintf(fp, " INPUT Input trace path\n");
+ fprintf(fp, " OUTPUT Output trace path\n");
+ fprintf(fp, "\n");
+ fprintf(fp, " -i, --input-format Input trace path\n");
+ fprintf(fp, " -o, --output-format Input trace path\n");
+ fprintf(fp, "\n");
+ fprintf(fp, " -h, --help This help message\n");
+ fprintf(fp, " -v, --verbose Verbose mode\n");
+ fprintf(fp, " -d, --debug Debug mode\n");
+ fprintf(fp, "\n");
+}
+
+/*
+ * Return 0 if caller should continue, < 0 if caller should return
+ * error, > 0 if caller should exit without reporting error.
+ */
+static int parse_options(int argc, const char **argv)
+{
+ poptContext pc;
+ int opt, ret = 0;
+
+ pc = poptGetContext(NULL, argc, argv, long_options, 0);
+ poptReadDefaultConfig(pc, 0);
+
+ while ((opt = poptGetNextOpt(pc)) != -1) {
+ switch (opt) {
+ case OPT_HELP:
+ usage(stderr);
+ ret = 1; /* exit cleanly */
+ goto end;
+ case OPT_VERBOSE:
+ babeltrace_verbose = 1;
+ break;
+ case OPT_DEBUG:
+ babeltrace_debug = 1;
+ break;
+ default:
+ ret = -EINVAL;
+ goto end;
+ }
+ }
+
+ opt_input_path = poptGetArg(pc);
+ if (!opt_input_path) {
+ ret = -EINVAL;
+ goto end;
+ }
+ opt_output_path = poptGetArg(pc);
+ if (!opt_output_path) {
+ ret = -EINVAL;
+ goto end;
+ }
+end:
+ if (pc) {
+ poptFreeContext(pc);
+ }
+ return ret;
+}
+
+int main(int argc, const char **argv)
+{
+ int ret;
+
+ ret = parse_options(argc, argv);
+ if (ret < 0) {
+ fprintf(stdout, "Error parsing options.\n");
+ usage(stdout);
+ exit(EXIT_FAILURE);
+ } else if (ret > 0) {
+ exit(EXIT_SUCCESS);
+ }
+ printf_verbose("Verbose mode active.\n");
+ printf_debug("Debug mode active.\n");
+
+ printf_verbose("Converting from file: %s\n", opt_input_path);
+ printf_verbose("Converting from format: %s\n",
+ opt_input_format ? : "<autodetect>");
+ printf_verbose("Converting to file: %s\n", opt_output_path);
+ printf_verbose("Converting to format: %s\n",
+ opt_output_format ? : "CTF");
+