Add --enable-embedded-help option to embed --help messages in binaries

[lttng-tools.git] / src / bin / lttng / commands / start.c

diff --git a/src/bin/lttng/commands/start.c b/src/bin/lttng/commands/start.c
index 90794c66990bfc5fed93e3a0949385b8d8c95217..0287fc7e8cf144a4fee7b574862ae85f892561d9 100644 (file)
--- a/src/bin/lttng/commands/start.c
+++ b/src/bin/lttng/commands/start.c
@@ -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;
@@ -167,7 +157,6 @@ int cmd_start(int argc, const char **argv)
                        list_cmd_options(stdout, long_options);
                        goto end;
                default:
-                       usage(stderr);
                        ret = CMD_UNDEFINED;
                        goto end;
                }