#include <common/utils.h>
#include "command.h"
+#include "version.h"
static const char *help_msg =
#ifdef LTTNG_EMBED_HELP
{ "load", cmd_load},
{ "metadata", cmd_metadata},
{ "regenerate", cmd_regenerate},
+ { "rotate", cmd_rotate},
+ { "enable-rotation", cmd_enable_rotation},
+ { "disable-rotation", cmd_disable_rotation},
{ "save", cmd_save},
{ "set-session", cmd_set_session},
{ "snapshot", cmd_snapshot},
return ret;
}
+static bool command_exists(const char *command)
+{
+ const struct cmd_struct *cmd = commands;
+ bool exists = false;
+
+ while (cmd->name != NULL) {
+ if (!strcmp(command, cmd->name)) {
+ exists = true;
+ goto end;
+ }
+ cmd++;
+ }
+
+end:
+ return exists;
+}
+
static void show_basic_help(void)
{
puts("Usage: lttng [--group=GROUP] [--mi=TYPE] [--no-sessiond | --sessiond-path=PATH]");
ret = handle_command(argc - optind, argv + optind);
switch (ret) {
case CMD_WARNING:
- WARN("Some command(s) went wrong");
- break;
case CMD_ERROR:
- ERR("Command error");
break;
case CMD_UNDEFINED:
- ERR("Undefined command or invalid arguments");
+ if (!command_exists(*(argv + optind))) {
+ MSG("lttng: %s is not an lttng command. See 'lttng --help'.",
+ *(argv + optind));
+ } else {
+ ERR("Unrecognized argument used with \'%s\' command",
+ *(argv + optind));
+ }
break;
case CMD_FATAL:
- ERR("Fatal error");
- break;
case CMD_UNSUPPORTED:
- ERR("Unsupported command");
break;
case -1:
ret = 1;