X-Git-Url: http://git.efficios.com/?p=lttng-tools.git;a=blobdiff_plain;f=src%2Fbin%2Flttng%2Fcommand.h;h=b4444b34fdf7931c9ca55be1dc47ae6454a57678;hp=68ce903dedde11dc341eeb3a3eb9970567c0b77a;hb=511ed4e25eeb6821dc4f4b6c573fbbdc07c17053;hpb=00e2e675d54dc726a7c8f8887c889cc8ef022003

diff --git a/src/bin/lttng/command.h b/src/bin/lttng/command.h
index 68ce903de..b4444b34f 100644
--- a/src/bin/lttng/command.h
+++ b/src/bin/lttng/command.h
@@ -25,12 +25,34 @@
 #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 {
@@ -38,21 +60,35 @@ 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);
-extern int cmd_enable_consumer(int argc, const char **argv);
-extern int cmd_disable_consumer(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);
+
+extern int cmd_help(int argc, const char **argv,
+		const struct cmd_struct commands[]);
 
 #endif /* _LTTNG_CMD_H */