From 996c6447aeb6b4747d21b5fd18ce025b718d99a2 Mon Sep 17 00:00:00 2001
From: David Kalnischkies <kalnischkies@gmail.com>
Date: Thu, 11 Nov 2010 18:35:32 +0100
Subject: * cmdline/acqprogress.cc:   - don't ask the user for media change if
 quiet >= 2, stdout is not     a tty and assume-yes, force-yes or trivial-only
 option is set to     avoid cpu eating endless loops in unattended runs like
 apt.cron     (Closes: #602354, LP: #665580)

---
 cmdline/acqprogress.cc | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'cmdline/acqprogress.cc')

diff --git a/cmdline/acqprogress.cc b/cmdline/acqprogress.cc
index 32e8243bf..ba334ce05 100644
--- a/cmdline/acqprogress.cc
+++ b/cmdline/acqprogress.cc
@@ -11,6 +11,7 @@
 #include "acqprogress.h"
 #include <apt-pkg/acquire-item.h>
 #include <apt-pkg/acquire-worker.h>
+#include <apt-pkg/configuration.h>
 #include <apt-pkg/strutl.h>
 #include <apt-pkg/error.h>
 
@@ -19,6 +20,7 @@
 #include <stdio.h>
 #include <signal.h>
 #include <iostream>
+#include <unistd.h>
 									/*}}}*/
 
 using namespace std;
@@ -266,6 +268,16 @@ bool AcqTextStatus::Pulse(pkgAcquire *Owner)
 /* Prompt for a media swap */
 bool AcqTextStatus::MediaChange(string Media,string Drive)
 {
+   // If we do not output on a terminal and one of the options to avoid user
+   // interaction is given, we assume that no user is present who could react
+   // on your media change request
+   if (isatty(STDOUT_FILENO) != 1 && Quiet >= 2 &&
+       (_config->FindB("APT::Get::Assume-Yes",false) == true ||
+	_config->FindB("APT::Get::Force-Yes",false) == true ||
+	_config->FindB("APT::Get::Trivial-Only",false) == true))
+
+      return false;
+
    if (Quiet <= 0)
       cout << '\r' << BlankLine << '\r';
    ioprintf(cout,_("Media change: please insert the disc labeled\n"
-- 
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