X-Git-Url: https://git.lttng.org/?a=blobdiff_plain;f=src%2Fbin%2Flttng%2Fcommands%2Fdisable_events.c;h=7f7b50c78f2bb732500c21e187b28635f084f6a5;hb=dad47fc4c65ec0acbfedc676895833b465d25cd6;hp=7446168d2a3d850bbf1f4a501ea605c4cffb9f01;hpb=1ab1ea0b77d5fc71765e06b5c84431e403e8bd2e;p=lttng-tools.git

diff --git a/src/bin/lttng/commands/disable_events.c b/src/bin/lttng/commands/disable_events.c
index 7446168d2..7f7b50c78 100644
--- a/src/bin/lttng/commands/disable_events.c
+++ b/src/bin/lttng/commands/disable_events.c
@@ -42,6 +42,7 @@ static pid_t opt_pid;
 enum {
 	OPT_HELP = 1,
 	OPT_USERSPACE,
+	OPT_LIST_OPTIONS,
 };
 
 static struct lttng_handle *handle;
@@ -60,6 +61,7 @@ static struct poptOption long_options[] = {
 #else
 	{"userspace",      'u', POPT_ARG_NONE, 0, OPT_USERSPACE, 0, 0},
 #endif
+	{"list-options", 0, POPT_ARG_NONE, NULL, OPT_LIST_OPTIONS, NULL, NULL},
 	{0, 0, 0, 0, 0, 0, 0}
 };
 
@@ -71,6 +73,7 @@ static void usage(FILE *ofp)
 	fprintf(ofp, "usage: lttng disable-event NAME[,NAME2,...] [options]\n");
 	fprintf(ofp, "\n");
 	fprintf(ofp, "  -h, --help               Show this help\n");
+	fprintf(ofp, "      --list-options       Simple listing of options\n");
 	fprintf(ofp, "  -s, --session            Apply on session name\n");
 	fprintf(ofp, "  -c, --channel            Apply on this channel\n");
 	fprintf(ofp, "  -a, --all-events         Disable all tracepoints\n");
@@ -120,7 +123,7 @@ static int disable_events(char *session_name)
 		dom.type = LTTNG_DOMAIN_UST;
 	} else {
 		ERR("Please specify a tracer (-k/--kernel or -u/--userspace)");
-		ret = CMD_UNDEFINED;
+		ret = CMD_ERROR;
 		goto error;
 	}
 
@@ -211,6 +214,10 @@ int cmd_disable_events(int argc, const char **argv)
 		case OPT_USERSPACE:
 			opt_userspace = 1;
 			break;
+		case OPT_LIST_OPTIONS:
+			list_cmd_options(stdout, long_options);
+			ret = CMD_SUCCESS;
+			goto end;
 		default:
 			usage(stderr);
 			ret = CMD_UNDEFINED;