From 3239d42bdfa5278bce3b9eeab3cb3f20426cd685 Mon Sep 17 00:00:00 2001
From: Jesse Chappell <jesse@essej.net>
Date: Tue, 3 Jul 2007 02:16:55 +0000
Subject: updated scons to make powermate optional and defaults to off when not
 on linux

git-svn-id: svn://localhost/ardour2/branches/2.0-ongoing@2096 d708f5d6-7413-0410-9779-e7cbd77b26cf
---
 SConstruct                         | 13 +++++++++++++
 libs/surfaces/powermate/SConscript |  9 +++++----
 2 files changed, 18 insertions(+), 4 deletions(-)

diff --git a/SConstruct b/SConstruct
index ad24a75ec0..c2db8547d5 100644
--- a/SConstruct
+++ b/SConstruct
@@ -726,6 +726,12 @@ if conf.CheckLib ('usb', 'usb_interrupt_write'):
 else:
     have_libusb = False
 
+# check for linux/input.h while we're at it for powermate
+if conf.CheckHeader('linux/input.h'):
+    have_linux_input = True
+else:
+    have_linux_input = False
+
 libraries['usb'] = conf.Finish ()
 
 #
@@ -996,6 +1002,13 @@ if env['SURFACES']:
     else:
         env['TRANZPORT'] = 0
         print 'Disabled building Tranzport code because libusb could not be found'
+
+    if have_linux_input:
+        env['POWERMATE'] = 1
+    else:
+        env['POWERMATE'] = 0
+        print 'Disabled building Powermate code because linux/input.h could not be found'
+
     if os.access ('libs/surfaces/sony9pin', os.F_OK):
         surface_subdirs += [ 'libs/surfaces/sony9pin' ]
 
diff --git a/libs/surfaces/powermate/SConscript b/libs/surfaces/powermate/SConscript
index e6f7e251df..7c023949b1 100644
--- a/libs/surfaces/powermate/SConscript
+++ b/libs/surfaces/powermate/SConscript
@@ -44,12 +44,13 @@ powermate.Merge ([
 
 libardour_powermate = powermate.SharedLibrary('ardour_powermate', powermate_files)
 
-Default(libardour_powermate)
+if powermate['POWERMATE']:
+    Default(libardour_powermate)
 
-if env['NLS']:
-	i18n (powermate, powermate_files, env)
+    if env['NLS']:
+	    i18n (powermate, powermate_files, env)
 	      
-env.Alias('install', env.Install(os.path.join(install_prefix, 'lib/ardour2/surfaces'), libardour_powermate))
+    env.Alias('install', env.Install(os.path.join(install_prefix, 'lib/ardour2/surfaces'), libardour_powermate))
 
 env.Alias('tarball', env.Distribute (env['DISTTREE'],
 				     [ 'SConscript' ] +
-- 
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