1'scons' cleans the environment which breaks ccache builds because
2CCACHEDIR can point to an unexpected location:
3
4| ccache arm-linux-gnueabi-gcc ... context.c
5| ccache: failed to create .../serf/1.3.6-r0/.home/.ccache (No such file or directory)
6
7Issue is described in
8
9  http://www.scons.org/wiki/ImportingEnvironmentSettings
10
11and because 'bitbake' cleans environment we can pass it completely
12instead of trying to enumerate needed env.
13
14Upstream-Status: Inappropriate
15
16
17Index: serf-1.3.6/SConstruct
18===================================================================
19--- serf-1.3.6.orig/SConstruct
20+++ serf-1.3.6/SConstruct
21@@ -149,6 +149,7 @@ if sys.platform == 'win32':
22 env = Environment(variables=opts,
23                   tools=('default', 'textfile',),
24                   CPPPATH=['.', ],
25+                  ENV = os.environ,
26                   )
27
28 env.Append(BUILDERS = {
29