Bitbake-1.6 crashes on 'which'.

[Rob Kramer <robk@starhub.net.sg>]

Heya,

I had to patch 1.6 as below, copied from trunk/bitbake.

Cheers,

    Rob

Index: lib/bb/shell.py
===================================================================
--- lib/bb/shell.py     (revision 618)
+++ lib/bb/shell.py     (working copy)
@@ -57,7 +57,7 @@
 except NameError:
     from sets import Set as set
 import sys, os, readline, socket, httplib, urllib, commands, popen2, copy,
shlex, Queue, fnmatch
-from bb import data, parse, build, fatal
+from bb import data, parse, build, fatal, providers as Providers

 __version__ = "0.5.3.1"
 __credits__ = """BitBake Shell Version %s (C) 2005 Michael 'Mickey' Lauer
<mickey@Vanille.de>
@@ -107,7 +107,7 @@
         preferred = data.getVar( "PREFERRED_PROVIDER_%s" % item,
cooker.configuration.data, 1 )
         if not preferred: preferred = item
         try:
-            lv, lf, pv, pf = bb.providers.findBestProvider(preferred,
cooker.configuration.data, cooker.status, cooker.build_cache_fail)
+            lv, lf, pv, pf = Providers.findBestProvider(preferred,
cooker.configuration.data, cooker.status, cooker.build_cache_fail)
         except KeyError:
             if item in cooker.status.providers:
                 pf = cooker.status.providers[item][0]
@@ -529,7 +529,7 @@
         if not preferred: preferred = item

         try:
-            lv, lf, pv, pf = bb.providers.findBestProvider(preferred,
cooker.configuration.data, cooker.status, cooker.build_cache_fail)
+            lv, lf, pv, pf = Providers.findBestProvider(preferred,
cooker.configuration.data, cooker.status, cooker.build_cache_fail)
         except KeyError:
             lv, lf, pv, pf = (None,)*4