From 2e49f51915d07a6ad85c7ee4380a1e51afaa3a17 Mon Sep 17 00:00:00 2001
From: Carsten Hey <carsten@debian.org>
Date: Sun, 1 May 2016 17:06:29 +0200
Subject: apt-key: add \n to dpkg-query --show --showformat

Guarding against 'broken' greps not dealing with non-text inputs
"just in case" by making the input text with a proper newline.

[commit message by David Kalnischkies]

Reported-On: IRC
Git-Dch: Ignore
---
 cmdline/apt-key.in | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'cmdline/apt-key.in')

diff --git a/cmdline/apt-key.in b/cmdline/apt-key.in
index 3f9f01627..b309142cf 100644
--- a/cmdline/apt-key.in
+++ b/cmdline/apt-key.in
@@ -498,7 +498,7 @@ prepare_gpg_home() {
     # well as the script hopefully uses apt-key optionally then like e.g.
     # debian-archive-keyring for (upgrade) cleanup did
     if [ -n "$DPKG_MAINTSCRIPT_PACKAGE" ]; then
-	if ! dpkg-query --show --showformat '${Pre-Depends}${Depends}${Recommends}' "$DPKG_MAINTSCRIPT_PACKAGE" 2>/dev/null | grep -q gnupg; then
+	if ! dpkg-query --show --showformat '${Pre-Depends}${Depends}${Recommends}\n' "$DPKG_MAINTSCRIPT_PACKAGE" 2>/dev/null | grep -q gnupg; then
 	    cat >&2 <<EOF
 Warning: The $DPKG_MAINTSCRIPT_NAME maintainerscript of the package $DPKG_MAINTSCRIPT_PACKAGE
 Warning: seems to use apt-key (provided by apt) without depending on gnupg or gnupg2.
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