2 * Copyright (C) 2011 - David Goulet <david.goulet@polymtl.ca>
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License
6 * as published by the Free Software Foundation; only version 2
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
25 #include <sys/types.h>
32 static char *opt_session_name
;
38 static struct lttng_handle
*handle
;
40 static struct poptOption long_options
[] = {
41 /* longName, shortName, argInfo, argPtr, value, descrip, argDesc */
42 {"help", 'h', POPT_ARG_NONE
, 0, OPT_HELP
, 0, 0},
49 static void usage(FILE *ofp
)
51 fprintf(ofp
, "usage: lttng stop [options] [NAME]\n");
53 fprintf(ofp
, "Where NAME is an optional session name. If not specified, lttng will\n");
54 fprintf(ofp
, "get it from the configuration directory (.lttng).\n");
56 fprintf(ofp
, " -h, --help Show this help\n");
61 * Start tracing for all trace of the session.
63 static int stop_tracing(void)
65 int ret
= CMD_SUCCESS
;
68 if (opt_session_name
== NULL
) {
69 session_name
= get_session_name();
70 if (session_name
== NULL
) {
75 session_name
= opt_session_name
;
78 handle
= lttng_create_handle(session_name
, NULL
);
84 ret
= lttng_stop_tracing(handle
);
89 MSG("Tracing stopped for session %s", session_name
);
92 if (opt_session_name
== NULL
) {
97 lttng_destroy_handle(handle
);
105 * The 'stop <options>' first level command
107 int cmd_stop(int argc
, const char **argv
)
110 static poptContext pc
;
112 pc
= poptGetContext(NULL
, argc
, argv
, long_options
, 0);
113 poptReadDefaultConfig(pc
, 0);
115 while ((opt
= poptGetNextOpt(pc
)) != -1) {
128 opt_session_name
= (char*) poptGetArg(pc
);
130 ret
= stop_tracing();
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