From 67b5d3dc34e88e092c8e5f05efc82370a873c80f Mon Sep 17 00:00:00 2001
From: David Kalnischkies <kalnischkies@gmail.com>
Date: Thu, 19 Jan 2012 12:40:38 +0100
Subject: * apt-pkg/deb/dpkgpm.cc:   - redirect out/input of dpkg
 --assert-multi-arch to /dev/null

---
 apt-pkg/deb/dpkgpm.cc | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'apt-pkg/deb')

diff --git a/apt-pkg/deb/dpkgpm.cc b/apt-pkg/deb/dpkgpm.cc
index 4dc0baa50..0dc00e8ad 100644
--- a/apt-pkg/deb/dpkgpm.cc
+++ b/apt-pkg/deb/dpkgpm.cc
@@ -858,6 +858,11 @@ bool pkgDPkgPM::Go(int OutStatusFd)
    pid_t dpkgAssertMultiArch = ExecFork();
    if (dpkgAssertMultiArch == 0)
    {
+      // redirect everything to the ultimate sink as we only need the exit-status
+      int const nullfd = open("/dev/null", O_RDONLY);
+      dup2(nullfd, STDIN_FILENO);
+      dup2(nullfd, STDOUT_FILENO);
+      dup2(nullfd, STDERR_FILENO);
       execv(Args[0], (char**) &Args[0]);
       _error->WarningE("dpkgGo", "Can't detect if dpkg supports multi-arch!");
       _exit(2);
-- 
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