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, "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, " INPUT Input trace path\n");
+ fprintf(fp, " OUTPUT Output trace path (default: stdout)\n");
fprintf(fp, "\n");
- fprintf(fp, " -i, --input-format Input trace path\n");
- fprintf(fp, " -o, --output-format Input trace path\n");
+ fprintf(fp, " -i, --input-format FORMAT Input trace format (default: ctf)\n");
+ fprintf(fp, " -o, --output-format FORMAT Output trace format (default: text)\n");
fprintf(fp, "\n");
- fprintf(fp, " -h, --help This help message\n");
- fprintf(fp, " -l, --list List available formats\n");
- fprintf(fp, " -v, --verbose Verbose mode\n");
- fprintf(fp, " -d, --debug Debug mode\n");
+ fprintf(fp, " -h, --help This help message\n");
+ fprintf(fp, " -l, --list List available formats\n");
+ fprintf(fp, " -v, --verbose Verbose mode\n");
+ fprintf(fp, " -d, --debug Debug mode\n");
list_formats(fp);
fprintf(fp, "\n");
}
goto error_td_read;
}
- td_write = fmt_write->open_trace(opt_output_path, O_WRONLY);
+ td_write = fmt_write->open_trace(opt_output_path, O_RDWR);
if (!td_write) {
fprintf(stdout, "Error opening trace \"%s\" for writing.\n\n",
opt_output_path ? : "<none>");