X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=blobdiff_plain;f=lttng%2Flttng.c;h=d0f23579d4af38db63ba9ec2e9f76aaa7155b299;hp=3e5f1b187f238049bc8c81a01fafbd161083888f;hb=3a009adbd8bf5305668e7e41e5e9f12813d04959;hpb=059008c7017e1148c77e4ec7050227f80300c5bd diff --git a/lttng/lttng.c b/lttng/lttng.c index 3e5f1b187..d0f23579d 100644 --- a/lttng/lttng.c +++ b/lttng/lttng.c @@ -23,6 +23,7 @@ #include #include #include +#include #include @@ -71,6 +72,7 @@ static struct cmd_struct commands[] = { { "add-context", cmd_add_context}, { "set-session", cmd_set_session}, { "version", cmd_version}, + { "calibrate", cmd_calibrate}, { NULL, NULL} /* Array closure */ }; @@ -91,6 +93,7 @@ static void usage(FILE *ofp) fprintf(ofp, "\n"); fprintf(ofp, "Commands:\n"); fprintf(ofp, " add-context Add context to event or/and channel\n"); + fprintf(ofp, " calibrate Quantify LTTng overhead\n"); fprintf(ofp, " create Create tracing session\n"); fprintf(ofp, " destroy Teardown tracing session\n"); fprintf(ofp, " enable-channel Enable tracing channel\n"); @@ -284,7 +287,7 @@ static int spawn_sessiond(char *pathname) * Spawn session daemon and tell * it to signal us when ready. */ - execlp(pathname, "ltt-sessiond", "--sig-parent", "--quiet", NULL); + execlp(pathname, "lttng-sessiond", "--sig-parent", "--quiet", NULL); /* execlp only returns if error happened */ if (errno == ENOENT) { ERR("No session daemon found. Use --sessiond-path."); @@ -294,7 +297,7 @@ static int spawn_sessiond(char *pathname) kill(getppid(), SIGTERM); /* unpause parent */ exit(EXIT_FAILURE); } else if (pid > 0) { - /* Wait for ltt-sessiond to start */ + /* Wait for lttng-sessiond to start */ pause(); goto end; } else { @@ -336,7 +339,7 @@ static int check_sessiond(void) /* Let's rock and roll */ if (pathname == NULL) { - ret = asprintf(&alloc_pathname, INSTALL_BIN_PATH "/ltt-sessiond"); + ret = asprintf(&alloc_pathname, INSTALL_BIN_PATH "/lttng-sessiond"); if (ret < 0) { perror("asprintf spawn sessiond"); goto end; @@ -377,7 +380,7 @@ static int parse_args(int argc, char **argv) usage(stderr); goto error; case 'v': - opt_verbose = 1; + opt_verbose += 1; break; case 'q': opt_quiet = 1; @@ -430,7 +433,7 @@ static int parse_args(int argc, char **argv) if (ret == -1) { usage(stderr); } else { - ERR("%s", lttng_get_readable_code(ret)); + ERR("%s", lttng_strerror(ret)); } goto error; }