s4-waf: fixed make test for toplevel

amazingly, os.putenv() is broken. If you do os.putenv('FOO', '1') and
then do os.getenv('FOO') you don't get '1'

Pair-Programmed-With: Andrew Bartlett <abartlet@samba.org>

diff --git a/wscript b/wscript
index a31939e6bb37989e068e4bbce7c8b561e1ef99b0..b2e6f2a4efbd6d4aa93466a8173c745e5c6c43b2 100644 (file)
--- a/wscript
+++ b/wscript
@@ -26,10 +26,9 @@ samba_dist.DIST_BLACKLIST('README Manifest Read-Manifest-Now Roadmap source3/ '
 # install in /usr/local/samba by default
 Options.default_prefix = '/usr/local/samba'
 
+os.environ['TOPLEVEL_BUILD'] = '1'
 
 def set_options(opt):
-    os.putenv('TOPLEVEL_BUILD', '1')
-
     opt.BUILTIN_DEFAULT('NONE')
     opt.PRIVATE_EXTENSION_DEFAULT('samba4')
     opt.RECURSE('lib/replace')