Allow enabling CCache through an env variable. This helps enable/disable the option on buildbots.

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@233659 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Eric Fiselier 2015-03-31 01:41:32 +00:00
parent 3accbf03e2
commit f68d637860

View File

@ -222,7 +222,8 @@ class Configuration(object):
self.execute_external = not use_lit_shell
def configure_ccache(self):
use_ccache = self.get_lit_bool('use_ccache', False)
use_ccache_default = os.environ.get('LIBCXX_USE_CCACHE') is not None
use_ccache = self.get_lit_bool('use_ccache', use_ccache_default)
if use_ccache:
self.cxx.use_ccache = True
self.lit_config.note('enabling ccache')