add buildbot script.

git-svn-id: https://rt-thread.googlecode.com/svn/trunk@1909 bbd45198-f89e-11dd-88c7-29a3b14d5316

tools/buildbot.py

+import os
+import sys
+
+def usage():
+    print '%s all     -- build all bsp' % os.path.basename(sys.argv[0])
+    print '%s clean   -- clean all bsp' % os.path.basename(sys.argv[0])
+    print '%s project -- update all prject files' % os.path.basename(sys.argv[0])
+
+BSP_ROOT = '../bsp'
+if len(sys.argv) != 2:
+	usage()
+	sys.exit(0)
+
+# get command options
+command = ''
+if sys.argv[1] == 'all':
+    command = ' '
+elif sys.argv[1] == 'clean':
+    command = ' -c'
+elif sys.argv[1] == 'project':
+    command = ' --target=mdk -s'
+else:
+    usage()
+    sys.exit(0)
+
+projects = os.listdir(BSP_ROOT)
+for item in projects:
+    project_dir = os.path.join(BSP_ROOT, item)
+    if os.path.isfile(os.path.join(project_dir, 'SConstruct')):
+        if os.system('scons --directory=' + project_dir + command) != 0:
+            print 'build failed!!'
+            break