From: David Goulet <dgoulet@efficios.com>
Date: Mon, 25 Mar 2013 19:07:30 +0000 (-0400)
Subject: Add unsupported error code to lttng cmd line
X-Git-Url: http://git.efficios.com/?p=lttng-tools.git;a=commitdiff_plain;h=4ce78777c3ffcdd42e635ed45aa5dd3a7c7bd22d

Add unsupported error code to lttng cmd line

Fixes #438

Signed-off-by: David Goulet <dgoulet@efficios.com>
---

diff --git a/src/bin/lttng/command.h b/src/bin/lttng/command.h
index 68ce903de..21585383f 100644
--- a/src/bin/lttng/command.h
+++ b/src/bin/lttng/command.h
@@ -31,6 +31,7 @@ enum cmd_error_code {
 	CMD_UNDEFINED,
 	CMD_FATAL,
 	CMD_WARNING,
+	CMD_UNSUPPORTED,
 };
 
 struct cmd_struct {
diff --git a/src/bin/lttng/commands/enable_events.c b/src/bin/lttng/commands/enable_events.c
index 231dac3fb..93ef0c5a4 100644
--- a/src/bin/lttng/commands/enable_events.c
+++ b/src/bin/lttng/commands/enable_events.c
@@ -497,7 +497,7 @@ static int enable_events(char *session_name)
 
 			if (opt_loglevel) {
 				MSG("Kernel loglevels are not supported.");
-				ret = CMD_UNDEFINED;
+				ret = CMD_UNSUPPORTED;
 				goto error;
 			}
 
@@ -530,7 +530,7 @@ static int enable_events(char *session_name)
 			case LTTNG_EVENT_SYSCALL:
 			default:
 				ERR("Event type not available for user-space tracing");
-				ret = CMD_UNDEFINED;
+				ret = CMD_UNSUPPORTED;
 				goto error;
 			}
 
diff --git a/src/bin/lttng/lttng.c b/src/bin/lttng/lttng.c
index d3aaa8424..90c031faf 100644
--- a/src/bin/lttng/lttng.c
+++ b/src/bin/lttng/lttng.c
@@ -272,7 +272,7 @@ static int handle_command(int argc, char **argv)
 	}
 
 	/* Command not found */
-	ret = -1;
+	ret = CMD_UNDEFINED;
 
 end:
 	return ret;
@@ -499,6 +499,9 @@ static int parse_args(int argc, char **argv)
 	case CMD_FATAL:
 		ERR("Fatal error");
 		break;
+	case CMD_UNSUPPORTED:
+		ERR("Unsupported command");
+		break;
 	case -1:
 		usage(stderr);
 		ret = 1;