From 0005fa07886135d6adfec59f2d722df229b7af12 Mon Sep 17 00:00:00 2001
From: David Kalnischkies <kalnischkies@gmail.com>
Date: Sat, 30 Nov 2013 22:07:38 +0100
Subject: use a substvar to set the archive-keyring in debian/control

Adds a small helper to extract the small information bits we store in
apt-vendor.ent and uses it in debian/rules to set apt:keyring as a
substvar for debian/control populated with the &keyring-package; info
---
 vendor/debian/makefile |  2 +-
 vendor/getinfo         | 36 ++++++++++++++++++++++++++++++++++++
 vendor/ubuntu/makefile |  2 +-
 3 files changed, 38 insertions(+), 2 deletions(-)
 create mode 100755 vendor/getinfo

(limited to 'vendor')

diff --git a/vendor/debian/makefile b/vendor/debian/makefile
index 41202c6a0..dd35a70f0 100644
--- a/vendor/debian/makefile
+++ b/vendor/debian/makefile
@@ -8,4 +8,4 @@ include ../../buildlib/defaults.mak
 doc: sources.list
 
 sources.list: sources.list.in ../../doc/apt-verbatim.ent
-	sed -e 's#&stable-codename;#$(shell grep --max-count=1 '^<!ENTITY stable-codename "' ../../doc/apt-verbatim.ent | cut -d'"' -f 2)#g' $^ > $@
+	sed -e 's#&stable-codename;#$(shell ../getinfo debian-stable-codename)#g' $< > $@
diff --git a/vendor/getinfo b/vendor/getinfo
new file mode 100755
index 000000000..df5a44e5c
--- /dev/null
+++ b/vendor/getinfo
@@ -0,0 +1,36 @@
+#!/bin/sh
+# small helper to extract information form *.ent files
+
+BASEDIR="$(readlink -f "$(dirname $0)")"
+INFO="$(readlink -f "${BASEDIR}/current/apt-vendor.ent")"
+
+if [ -z "$INFO" ] || [ ! -e "$INFO" ]; then
+	echo >&2 'The current vendor is not valid or not chosen by the buildsystem yet.'
+	exit 1
+fi
+
+getrawfield() {
+	grep --max-count=1 "^<!ENTITY $1 \"" "${2:-$INFO}" | cut -d'"' -f 2
+}
+
+getfield() {
+	local FIELD="$(getrawfield "$@")"
+	FIELD="${FIELD#*>}"
+	echo "${FIELD%<*}"
+}
+
+case "$1" in
+debian-stable-codename)
+	getrawfield 'stable-codename' "${BASEDIR}/../doc/apt-verbatim.ent"
+	;;
+ubuntu-codename)
+	getrawfield 'stable-codename' "${BASEDIR}/../doc/apt-verbatim.ent"
+	;;
+keyring-package)
+	getfield "$1"
+	;;
+*)
+	echo >&2 "Unknown data field $1 requested"
+	exit 2
+	;;
+esac
diff --git a/vendor/ubuntu/makefile b/vendor/ubuntu/makefile
index 388a529a9..ea67e6e63 100644
--- a/vendor/ubuntu/makefile
+++ b/vendor/ubuntu/makefile
@@ -8,4 +8,4 @@ include ../../buildlib/defaults.mak
 doc: sources.list
 
 sources.list: sources.list.in ../../doc/apt-verbatim.ent
-	sed -e 's#&ubuntu-codename;#$(shell grep --max-count=1 '^<!ENTITY ubuntu-codename "' ../../doc/apt-verbatim.ent | cut -d'"' -f 2)#g' $^ > $@
+	sed -e 's#&ubuntu-codename;#$(shell ../getinfo ubuntu-codename)#g' $< > $@
-- 
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