Move installation of wine dependencies into a "common" layer

For someone who needs multiple wine variants, this should safe some
storage space and downloads.

Author: TobiX

.gitignore

@@ -0,0 +1 @@
+/*.log

Dockerfile

@@ -10,7 +10,7 @@ ADD https://github.com/krallin/tini/releases/download/v${TINI_VERSION}/tini /tin
 RUN chmod +x /tini
 
 COPY apt /etc/apt
-COPY fix-xvfb.sh /tmp/
+COPY fix-xvfb.sh wine-dependencies.txt /tmp/
 
 RUN \
 	dpkg --add-architecture i386 \
@@ -20,6 +20,9 @@ RUN \
 		unzip \
 		xauth \
 		xvfb \
+	&& apt-get install -y --no-install-recommends --mark-auto \
+		$(cat /tmp/wine-dependencies.txt) \
+	&& rm /tmp/wine-dependencies.txt \
 	&& /tmp/fix-xvfb.sh \
 	&& apt-get clean \
 	&& rm -rf /var/lib/apt/lists/*

localbuild.sh

@@ -0,0 +1,23 @@
+#!/bin/sh
+update="$1"
+set -eu
+
+cd "$(dirname "$0")" || exit 1
+
+if [ "$update" = "-u" ]
+then
+  echo > wine-dependencies.txt
+fi
+
+for flavour in stable devel staging
+do
+    podman build --build-arg WINE_FLAVOUR=$flavour -t wine:$flavour .
+    podman run --rm wine:$flavour awk -F': ' \
+        '$1 == "Install" { last=$2 } END { print last }' /var/log/apt/history.log | \
+        sed 's/ ([^)]*)//g; s/, /\n/g' | sort -u > dependencies-${flavour}.log
+done
+
+if [ "$update" = "-u" ]
+then
+    cat dependencies-*.log | sort | uniq -c | sed -n -e 's/^ *[23] \(.*\)/\1/p' > wine-dependencies.txt
+fi