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; either version 2
7 * of the License, or (at your option) any later version.
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.
24 /* Option variables */
25 char *opt_tracing_group
;
26 char *opt_session_name
;
27 char *opt_sessiond_path
;
28 int opt_trace_kernel
= 0;
31 int opt_list_apps
= 0;
32 int opt_no_sessiond
= 0;
33 int opt_list_session
= 0;
39 static struct poptOption long_options
[] = {
40 /* longName, shortName, argInfo, argPtr, value, descrip, argDesc */
41 {"help", 'h', POPT_ARG_NONE
, 0, OPT_HELP
, 0, 0},
42 {"group", 0, POPT_ARG_STRING
, &opt_tracing_group
, 0, 0},
43 {"kernel", 0, POPT_ARG_VAL
, &opt_trace_kernel
, 1, 0, 0},
44 {"no-kernel", 0, POPT_ARG_VAL
, &opt_trace_kernel
, 0, 0, 0},
45 {"session", 0, POPT_ARG_STRING
| POPT_ARGFLAG_OPTIONAL
, &opt_session_name
, 0, 0},
46 {"quiet", 'q', POPT_ARG_VAL
, &opt_quiet
, 1, 0},
47 {"verbose", 'v', POPT_ARG_VAL
, &opt_verbose
, 1, 0},
48 {"list-apps", 'l', POPT_ARG_VAL
, &opt_list_apps
, 1, 0},
49 {"no-sessiond", 0, POPT_ARG_VAL
, &opt_no_sessiond
, 1, 0},
50 {"sessiond-path", 0, POPT_ARG_STRING
, &opt_sessiond_path
, 0, 0},
51 {"list-session", 0, POPT_ARG_VAL
, &opt_list_session
, 1, 0},
59 static void usage(FILE *ofp
)
61 fprintf(ofp
, "LTTng Trace Control " VERSION
"\n\n");
62 fprintf(ofp
, "usage : lttng [OPTION]\n");
64 fprintf(ofp
, "Options:\n");
65 fprintf(ofp
, " -v, --verbose Verbose mode\n");
66 fprintf(ofp
, " -q, --quiet Quiet mode\n");
67 fprintf(ofp
, " --help Show help\n");
68 fprintf(ofp
, " --group NAME Unix tracing group name. (default: tracing)\n");
69 fprintf(ofp
, " --no-sessiond Don't spawn a session daemon.\n");
70 fprintf(ofp
, " --sessiond-path Session daemon full path\n");
72 fprintf(ofp
, "Session options:\n");
73 fprintf(ofp
, " --list-session List all available sessions\n");
75 fprintf(ofp
, "Tracing options:\n");
76 //fprintf(ofp, " --session [NAME] Specify tracing session. If no NAME is given\n");
77 //fprintf(ofp, " or option is ommited, a session will be created\n");
78 //fprintf(ofp, " --kernel Enable kernel tracing\n");
79 //fprintf(ofp, " --no-kernel Disable kernel tracing\n");
80 fprintf(ofp
, " -l, --list-apps List traceable UST applications\n");
86 * Parse command line arguments.
87 * Return 0 if OK, else -1
89 int parse_args(int argc
, const char **argv
)
91 static poptContext pc
;
94 pc
= poptGetContext("lttng", argc
, argv
, long_options
, 0);
95 poptReadDefaultConfig(pc
, 0);
97 while ((opt
= poptGetNextOpt(pc
)) != -1) {
101 clean_exit(EXIT_SUCCESS
);
105 clean_exit(EXIT_FAILURE
);
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