X-Git-Url: http://git.efficios.com/?p=lttng-tools.git;a=blobdiff_plain;f=src%2Fbin%2Flttng%2Fcommands%2Fset_session.c;h=a428aed16ce239257253ae2f1fd7178fc4ff69e8;hp=bc25b8d1e3ad5124192e6a436e76f9b5d9a4cd24;hb=d14d33bf091e72b23b1f90ea18a0a01bed098b76;hpb=c399183f4b3257c43915f3d81f44befd23165ad9 diff --git a/src/bin/lttng/commands/set_session.c b/src/bin/lttng/commands/set_session.c index bc25b8d1e..a428aed16 100644 --- a/src/bin/lttng/commands/set_session.c +++ b/src/bin/lttng/commands/set_session.c @@ -1,19 +1,18 @@ /* * Copyright (C) 2011 - David Goulet * - * 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 @@ -31,11 +30,13 @@ static char *opt_session_name; enum { OPT_HELP = 1, + OPT_LIST_OPTIONS, }; static struct poptOption long_options[] = { /* longName, shortName, argInfo, argPtr, value, descrip, argDesc */ {"help", 'h', POPT_ARG_NONE, 0, OPT_HELP, 0, 0}, + {"list-options", 0, POPT_ARG_NONE, NULL, OPT_LIST_OPTIONS, NULL, NULL}, {0, 0, 0, 0, 0, 0, 0} }; @@ -48,6 +49,7 @@ static void usage(FILE *ofp) 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, "\n"); } @@ -86,8 +88,10 @@ int cmd_set_session(int argc, const char **argv) while ((opt = poptGetNextOpt(pc)) != -1) { switch (opt) { case OPT_HELP: - usage(stderr); - ret = CMD_SUCCESS; + usage(stdout); + goto end; + case OPT_LIST_OPTIONS: + list_cmd_options(stdout, long_options); goto end; default: usage(stderr); @@ -100,11 +104,13 @@ int cmd_set_session(int argc, const char **argv) if (opt_session_name == NULL) { ERR("Missing session name"); usage(stderr); + ret = CMD_ERROR; goto end; } ret = set_session(); end: + poptFreeContext(pc); return ret; }