* Copyright (C) 2011 - David Goulet <david.goulet@polymtl.ca>
* Copyright (C) 2011 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
*
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; only version 2
- * of the License.
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License, version 2 only,
+ * as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#define _GNU_SOURCE
*/
static void usage(FILE *ofp)
{
- fprintf(ofp, "usage: lttng calibrate [options] [calibrate_options]\n");
+ fprintf(ofp, "usage: lttng calibrate [-k|-u] [OPTIONS]\n");
fprintf(ofp, "\n");
+ fprintf(ofp, "Options:\n");
fprintf(ofp, " -h, --help Show this help\n");
fprintf(ofp, " --list-options Simple listing of options\n");
fprintf(ofp, " -k, --kernel Apply to the kernel tracer\n");
-#if 0
- fprintf(ofp, " -u, --userspace [CMD] Apply to the user-space tracer (domain: UST\n");
- fprintf(ofp, " EXEC_NAME). If no CMD, the domain is UST global.\n";
- fprintf(ofp, " (-k preempts -u)\n");
- fprintf(ofp, " -p, --pid PID If -u, apply to specific PID (domain: UST PID)\n");
-#else
fprintf(ofp, " -u, --userspace Apply to the user-space tracer\n");
-#endif
fprintf(ofp, "\n");
fprintf(ofp, "Calibrate options:\n");
+ fprintf(ofp, " --function Dynamic function entry/return probe (default)\n");
#if 0
fprintf(ofp, " --tracepoint Tracepoint event (default)\n");
fprintf(ofp, " --probe\n");
#endif
fprintf(ofp, " --syscall System call eventl\n");
fprintf(ofp, " --marker User-space marker (deprecated)\n");
-#else
- fprintf(ofp, " --function Dynamic function entry/return probe (default)\n");
#endif
fprintf(ofp, "\n");
}
calibrate.type = LTTNG_CALIBRATE_FUNCTION;
ret = lttng_calibrate(handle, &calibrate);
if (ret < 0) {
+ ERR("%s", lttng_strerror(ret));
goto error;
}
MSG("%s calibration done", opt_kernel ? "Kernel" : "UST");