2 * Copyright (c) 2011 David Goulet <david.goulet@polymtl.ca>
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
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 along
15 * with this program; if not, write to the Free Software Foundation, Inc.,
16 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
28 #include <lttng/lttng.h>
32 int main(int argc
, char **argv
)
34 struct lttng_handle
*handle
= NULL
;
35 struct lttng_domain dom
;
36 struct lttng_event event
;
37 char *channel_name
= "channel0";
38 char *session_name
= "kernel_all_events_basic";
41 memset(&dom
, 0, sizeof(dom
));
42 memset(&event
, 0, sizeof(event
));
43 dom
.type
= LTTNG_DOMAIN_KERNEL
;
44 event
.type
= LTTNG_EVENT_TRACEPOINT
;
45 event
.loglevel_type
= LTTNG_EVENT_LOGLEVEL_ALL
;
47 printf("\nTesting tracing all kernel events:\n");
48 printf("-----------\n");
51 printf("Root access is needed.\nPlease run 'sudo make check' -- Aborting!\n");
56 printf("Missing session trace path\n");
60 printf("Creating tracing session (%s): ", argv
[1]);
61 if ((ret
= lttng_create_session(session_name
, argv
[1])) < 0) {
62 printf("error creating the session : %s\n", lttng_strerror(ret
));
67 printf("Creating session handle: ");
68 if ((handle
= lttng_create_handle(session_name
, &dom
)) == NULL
) {
69 printf("error creating handle: %s\n", lttng_strerror(ret
));
74 printf("Enabling all kernel events: ");
75 if ((ret
= lttng_enable_event(handle
, &event
, channel_name
)) < 0) {
76 printf("error enabling event: %s\n", lttng_strerror(ret
));
81 printf("Start tracing: ");
82 if ((ret
= lttng_start_tracing(session_name
)) < 0) {
83 printf("error starting tracing: %s\n", lttng_strerror(ret
));
90 printf("Stop tracing: ");
91 if ((ret
= lttng_stop_tracing(session_name
)) < 0) {
92 printf("error stopping tracing: %s\n", lttng_strerror(ret
));
97 printf("Destroy tracing session: ");
98 if ((ret
= lttng_destroy_session(session_name
)) < 0) {
99 printf("error destroying session: %s\n", lttng_strerror(ret
));
108 assert(handle
!= NULL
);
113 lttng_destroy_session(session_name
);
114 lttng_destroy_handle(handle
);
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