[ltt-dev] Make menuconfig finery

[Zhaolei]

It we don't select markers, and enter lttng's menuitem, we will
see this screen:
 .config - Linux Kernel v2.6.27.7 Configuration
 ------------------------------------------------------------------------------
  |-------------------------- Linux Trace Toolkit --------------------------|
  |  Arrow keys navigate the menu.  <Enter> selects submenus --->.          |
  |  Highlighted letters are hotkeys.  Pressing <Y> includes, <N> excludes, |
  |  <M> modularizes features.  Press <Esc><Esc> to exit, <?> for Help, </> |
  |  for Search.  Legend: [*] built-in  [ ] excluded  <M> module  < >       |
  | |---------------------------------------------------------------------| |
  | |    ^@                                                               | |
  | |                                                                     | |
  | |                                                                     | |
  | |                                                                     | |
  | |                                                                     | |
  | |                                                                     | |
  | |                                                                     | |
  | |                                                                     | |
  | |                                                                     | |
  | |                                                                     | |
  | |---------------------------------------------------------------------| |
  |-------------------------------------------------------------------------|
  |                    <Select>    < Exit >    < Help >                     |
  |-------------------------------------------------------------------------|

It isn't beautiful.
We can avoid this blank screen by this patch.

Signed-off-by: Zhao Lei <zhaolei at cn.fujitsu.com>
---
 ltt/Kconfig |   14 ++++----------
 1 files changed, 4 insertions(+), 10 deletions(-)

diff --git a/ltt/Kconfig b/ltt/Kconfig
index 341f178..8629321 100644
--- a/ltt/Kconfig
+++ b/ltt/Kconfig
@@ -1,6 +1,4 @@
-menu "Linux Trace Toolkit"
-
-config LTT
+menuconfig LTT
 	bool "Linux Trace Toolkit Instrumentation Support"
 	depends on EXPERIMENTAL
 	depends on TRACEPOINTS
@@ -28,9 +26,10 @@ config LTT
 	  please check the following address :
 	       http://ltt.polymtl.ca
 
+if LTT
+
 config LTT_TRACEPROBES
 	tristate "Compile lttng tracing probes"
-	depends on LTT
 	default m
 	help
 	  Compile lttng tracing probes, which connect to the tracepoints when
@@ -79,7 +78,6 @@ config LTT_RELAY_CHECK_RANDOM_ACCESS
 config LTT_SERIALIZE
 	tristate "Linux Trace Toolkit Serializer"
 	default y
-	depends on LTT
 	help
 	  Library for serializing information from format string and argument
 	  list to the trace buffers.
@@ -93,7 +91,6 @@ config LTT_MARKER_CONTROL
 
 config LTT_TRACER
 	tristate "Linux Trace Toolkit Tracer"
-	depends on LTT
 	depends on LTT_MARKER_CONTROL
 	default y
 	help
@@ -112,7 +109,6 @@ config LTT_TRACER
 
 config LTT_ALIGNMENT
 	bool "Align Linux Trace Toolkit Traces"
-	depends on LTT
 	default y if !HAVE_EFFICIENT_UNALIGNED_ACCESS
 	help
 	  This option enables dynamic alignment of data in buffers. The
@@ -125,14 +121,12 @@ config LTT_ALIGNMENT
 
 config LTT_DEBUG_EVENT_SIZE
 	bool "Add event size field to LTT events for tracer debugging"
-	depends on LTT
 	default n
 	help
 	  Tracer-internal option to help debugging event type encoding problems.
 
 config LTT_VMCORE
 	bool "Support trace extraction from crash dump"
-	depends on LTT
 	default y
 	help
 	  If you enable this option, the Linux Trace Toolkit Tracer will
@@ -180,4 +174,4 @@ config LTT_FTRACE
 	  function tracing while a trace is being taken. Typically used when the
 	  surroundings of a problem has been identified in a prior trace.
 
-endmenu
+endif # LTT
-- 
1.5.5.3