lttng: Add add-trigger command

[lttng-tools.git] / src / bin / lttng / command.h

diff --git a/src/bin/lttng/command.h b/src/bin/lttng/command.h
index 27de0d5a0f1c61b9218c98b2a5e3d356b1612a50..8961bad015939658b4f712534e9b899977c7d4d3 100644 (file)
--- a/src/bin/lttng/command.h
+++ b/src/bin/lttng/command.h
@@ -1,18 +1,8 @@
 /*
- * Copyright (C) 2011 - David Goulet <david.goulet@polymtl.ca>
+ * Copyright (C) 2011 David Goulet <david.goulet@polymtl.ca>
  *
- * 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.
+ * SPDX-License-Identifier: GPL-2.0-only
  *
- * 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.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  */
 
 #ifndef _LTTNG_CMD_H
@@ -25,12 +15,34 @@
 #include "conf.h"
 #include "utils.h"
 
+#define DECL_COMMAND(_name) \
+       extern int cmd_##_name(int, const char **)
+
+#ifdef LTTNG_EMBED_HELP
+# define HELP_MSG_NAME         help_msg
+# define SHOW_HELP_ERROR_LINE  ERR("Cannot show --help for `lttng-%s`", argv[0]);
+#else
+# define HELP_MSG_NAME         NULL
+# define SHOW_HELP_ERROR_LINE  ;
+#endif
+
+#define SHOW_HELP()                                                    \
+       do {                                                            \
+               ret = show_cmd_help(argv[0], HELP_MSG_NAME);            \
+                                                                       \
+               if (ret) {                                              \
+                       SHOW_HELP_ERROR_LINE                            \
+                       ret = CMD_ERROR;                                \
+               }                                                       \
+       } while (0)
+
 enum cmd_error_code {
        CMD_SUCCESS = 0,
        CMD_ERROR,
        CMD_UNDEFINED,
        CMD_FATAL,
        CMD_WARNING,
+       CMD_UNSUPPORTED,
 };
 
 struct cmd_struct {
@@ -38,19 +50,36 @@ struct cmd_struct {
        int (*func)(int argc, const char **argv);
 };
 
-extern int cmd_list(int argc, const char **argv);
-extern int cmd_create(int argc, const char **argv);
-extern int cmd_destroy(int argc, const char **argv);
-extern int cmd_start(int argc, const char **argv);
-extern int cmd_stop(int argc, const char **argv);
-extern int cmd_enable_events(int argc, const char **argv);
-extern int cmd_disable_events(int argc, const char **argv);
-extern int cmd_enable_channels(int argc, const char **argv);
-extern int cmd_disable_channels(int argc, const char **argv);
-extern int cmd_add_context(int argc, const char **argv);
-extern int cmd_set_session(int argc, const char **argv);
-extern int cmd_version(int argc, const char **argv);
-extern int cmd_calibrate(int argc, const char **argv);
-extern int cmd_view(int argc, const char **argv);
+DECL_COMMAND(list);
+DECL_COMMAND(status);
+DECL_COMMAND(create);
+DECL_COMMAND(destroy);
+DECL_COMMAND(start);
+DECL_COMMAND(stop);
+DECL_COMMAND(enable_events);
+DECL_COMMAND(disable_events);
+DECL_COMMAND(enable_channels);
+DECL_COMMAND(disable_channels);
+DECL_COMMAND(add_context);
+DECL_COMMAND(set_session);
+DECL_COMMAND(version);
+DECL_COMMAND(view);
+DECL_COMMAND(enable_consumer);
+DECL_COMMAND(disable_consumer);
+DECL_COMMAND(snapshot);
+DECL_COMMAND(save);
+DECL_COMMAND(load);
+DECL_COMMAND(track);
+DECL_COMMAND(untrack);
+DECL_COMMAND(metadata);
+DECL_COMMAND(regenerate);
+DECL_COMMAND(rotate);
+DECL_COMMAND(enable_rotation);
+DECL_COMMAND(disable_rotation);
+DECL_COMMAND(clear);
+DECL_COMMAND(add_trigger);
+
+extern int cmd_help(int argc, const char **argv,
+               const struct cmd_struct commands[]);
 
 #endif /* _LTTNG_CMD_H */