X-Git-Url: https://git.lttng.org/?a=blobdiff_plain;f=src%2Fbin%2Flttng%2Fcommands%2Fstart.c;h=0287fc7e8cf144a4fee7b574862ae85f892561d9;hb=0d5a66ffc18fe9abe115c66b664df71084ad1fc6;hp=5ca92d8d14a87049a743f375c5efaa55bb82e3bc;hpb=1cfc0bc8024dbe354bfe6c351cf00188d1f02763;p=lttng-tools.git

diff --git a/src/bin/lttng/commands/start.c b/src/bin/lttng/commands/start.c
index 5ca92d8d1..0287fc7e8 100644
--- a/src/bin/lttng/commands/start.c
+++ b/src/bin/lttng/commands/start.c
@@ -15,7 +15,7 @@
  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  */
 
-#define _GNU_SOURCE
+#define _LGPL_SOURCE
 #include <popt.h>
 #include <stdio.h>
 #include <stdlib.h>
@@ -33,6 +33,12 @@
 static char *opt_session_name;
 static struct mi_writer *writer;
 
+#ifdef LTTNG_EMBED_HELP
+static const char help_msg[] =
+#include <lttng-start.1.h>
+;
+#endif
+
 enum {
 	OPT_HELP = 1,
 	OPT_LIST_OPTIONS,
@@ -45,22 +51,6 @@ static struct poptOption long_options[] = {
 	{0, 0, 0, 0, 0, 0, 0}
 };
 
-/*
- * usage
- */
-static void usage(FILE *ofp)
-{
-	fprintf(ofp, "usage: lttng start [NAME] [OPTIONS]\n");
-	fprintf(ofp, "\n");
-	fprintf(ofp, "Where NAME is an optional session name. If not specified, lttng will\n");
-	fprintf(ofp, "get it from the configuration directory (.lttng).\n");
-	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");
-}
-
 static int mi_print_session(char *session_name, int enabled)
 {
 	int ret;
@@ -161,13 +151,12 @@ int cmd_start(int argc, const char **argv)
 	while ((opt = poptGetNextOpt(pc)) != -1) {
 		switch (opt) {
 		case OPT_HELP:
-			usage(stdout);
+			SHOW_HELP();
 			goto end;
 		case OPT_LIST_OPTIONS:
 			list_cmd_options(stdout, long_options);
 			goto end;
 		default:
-			usage(stderr);
 			ret = CMD_UNDEFINED;
 			goto end;
 		}