summaryrefslogtreecommitdiffstats
path: root/pym/_emerge/EbuildSpawnProcess.py
diff options
context:
space:
mode:
authorZac Medico <zmedico@gentoo.org>2013-01-15 12:09:21 -0800
committerZac Medico <zmedico@gentoo.org>2013-01-15 12:09:21 -0800
commitdbe26095102cbdc6d5bef3509f05bc7b42c418cc (patch)
treefbdc5d18ff9fa33dc7b69fdb6c173312cb4507a8 /pym/_emerge/EbuildSpawnProcess.py
parent7c624515d0bb106c8a468addff5df153cebf31fc (diff)
downloadportage-dbe26095102cbdc6d5bef3509f05bc7b42c418cc.tar.gz
portage-dbe26095102cbdc6d5bef3509f05bc7b42c418cc.tar.bz2
portage-dbe26095102cbdc6d5bef3509f05bc7b42c418cc.zip
SpawnProcess: improve dummy pipe allocation logic
By using allocated file descriptors for keys in fd_pipes, we naturally avoid interference with callers such as FileDigester and MergeProcess. See the _setup_pipes docstring for more benefits of this allocation approach.
Diffstat (limited to 'pym/_emerge/EbuildSpawnProcess.py')
-rw-r--r--pym/_emerge/EbuildSpawnProcess.py10
1 files changed, 8 insertions, 2 deletions
diff --git a/pym/_emerge/EbuildSpawnProcess.py b/pym/_emerge/EbuildSpawnProcess.py
index e1f682a66..26d26fc77 100644
--- a/pym/_emerge/EbuildSpawnProcess.py
+++ b/pym/_emerge/EbuildSpawnProcess.py
@@ -1,4 +1,4 @@
-# Copyright 2010 Gentoo Foundation
+# Copyright 2010-2013 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
from _emerge.AbstractEbuildProcess import AbstractEbuildProcess
@@ -13,4 +13,10 @@ class EbuildSpawnProcess(AbstractEbuildProcess):
__slots__ = ('fakeroot_state', 'spawn_func')
def _spawn(self, args, **kwargs):
- return self.spawn_func(args, env=self.settings.environ(), **kwargs)
+
+ env = self.settings.environ()
+
+ if self._dummy_pipe_fd is not None:
+ env["PORTAGE_PIPE_FD"] = str(self._dummy_pipe_fd)
+
+ return self.spawn_func(args, env=env, **kwargs)