diff options
Diffstat (limited to 'portage_with_autodep/pym/_emerge/BinpkgExtractorAsync.py')
| -rw-r--r-- | portage_with_autodep/pym/_emerge/BinpkgExtractorAsync.py | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/portage_with_autodep/pym/_emerge/BinpkgExtractorAsync.py b/portage_with_autodep/pym/_emerge/BinpkgExtractorAsync.py new file mode 100644 index 0000000..d1630f2 --- /dev/null +++ b/portage_with_autodep/pym/_emerge/BinpkgExtractorAsync.py @@ -0,0 +1,31 @@ +# Copyright 1999-2010 Gentoo Foundation +# Distributed under the terms of the GNU General Public License v2 + +from _emerge.SpawnProcess import SpawnProcess +import portage +import os +import signal + +class BinpkgExtractorAsync(SpawnProcess): + + __slots__ = ("image_dir", "pkg", "pkg_path") + + _shell_binary = portage.const.BASH_BINARY + + def _start(self): + # Add -q to bzip2 opts, in order to avoid "trailing garbage after + # EOF ignored" warning messages due to xpak trailer. + # SIGPIPE handling (128 + SIGPIPE) should be compatible with + # assert_sigpipe_ok() that's used by the ebuild unpack() helper. + self.args = [self._shell_binary, "-c", + ("${PORTAGE_BUNZIP2_COMMAND:-${PORTAGE_BZIP2_COMMAND} -d} -cq -- %s | tar -xp -C %s -f - ; " + \ + "p=(${PIPESTATUS[@]}) ; " + \ + "if [[ ${p[0]} != 0 && ${p[0]} != %d ]] ; then " % (128 + signal.SIGPIPE) + \ + "echo bzip2 failed with status ${p[0]} ; exit ${p[0]} ; fi ; " + \ + "if [ ${p[1]} != 0 ] ; then " + \ + "echo tar failed with status ${p[1]} ; exit ${p[1]} ; fi ; " + \ + "exit 0 ;") % \ + (portage._shell_quote(self.pkg_path), + portage._shell_quote(self.image_dir))] + + SpawnProcess._start(self) |