vlc-debian-win64-posix: add a gcc target for Windows using the POSIX thread model

Since we won't use it for official build (switch to LLVM [1]) we don't need to have
a custom build. We can use the existing Debian package.

[1] videolan/vlc!4653

vlc-debian-win64-posix/Dockerfile

+FROM debian:bullseye-20231030-slim
+
+# If someone wants to use VideoLAN docker images on a local machine and does
+# not want to be disturbed by the videolan user, we should not take an uid/gid
+# in the user range of main distributions, which means:
+# - Debian based: <1000
+# - RPM based: <500 (CentOS, RedHat, etc.)
+ARG VIDEOLAN_UID=499
+# 8 cores ought to be enough for anybody
+ARG CORES=8
+
+ENV IMAGE_DATE=202401260000
+
+ENV TARGET_TUPLE=x86_64-w64-mingw32
+ENV PATH=/opt/cmake/bin:/opt/protobuf/bin:$PATH
+
+# The wine SDK path differs from version to version, starting from the one in buster, it's
+# located in /usr/include/wine/wine/windows/ instead of
+# /usr/include/wine/windows/
+ENV WINE_SDK_PATH=/usr/include/wine/wine/windows
+
+COPY scripts/wait_process.sh /opt/wine/
+
+# We still need an i686 cross compiler to build the installer
+RUN set -x && \
+    addgroup --quiet --gid ${VIDEOLAN_UID} videolan && \
+    adduser --quiet --uid ${VIDEOLAN_UID} --ingroup videolan videolan && \
+    echo "videolan:videolan" | chpasswd && \
+    apt-get update -qq && apt-get install -qqy --no-install-suggests --no-install-recommends \
+        git wget bzip2 file libwine-dev unzip libtool libtool-bin libltdl-dev pkg-config ant \
+        build-essential automake texinfo ragel yasm p7zip-full autopoint \
+        gettext dos2unix zip wine nsis g++-mingw-w64-i686 g++-mingw-w64-x86-64-posix mingw-w64-tools curl gperf flex bison \
+        libcurl4-gnutls-dev python3 python3-venv python3-setuptools python3-mako python3-requests \
+        lftp gcc make procps ca-certificates \
+        openjdk-11-jdk-headless locales nasm jq gnupg \
+    && \
+    localedef -i en_US -c -f UTF-8 -A /usr/share/locale/locale.alias en_US.UTF-8 && \
+    dpkg --add-architecture i386 && \
+    apt-get update && apt-get -y install --no-install-suggests --no-install-recommends wine32 && \
+    echo "deb http://deb.debian.org/debian testing main" > /etc/apt/sources.list.d/testing.list && \
+    apt-get update && apt-get -y -t testing --no-install-suggests --no-install-recommends install \
+        nasm meson autoconf autoconf2.69 && \
+    rm -f /etc/apt/sources.list.d/testing.list && \
+    wget -nc https://dl.winehq.org/wine-builds/winehq.key && \
+    apt-key add winehq.key && rm -f winehq.key && \
+    echo "deb https://dl.winehq.org/wine-builds/debian/ bullseye main" > /etc/apt/sources.list.d/winehq.list && \
+    apt-get update && apt-get -y install winehq-stable && \
+    rm -f /etc/apt/sources.list.d/winehq.list && \
+    apt-get clean -y && rm -rf /var/lib/apt/lists/* && \
+    update-alternatives --install /usr/bin/python python /usr/bin/python3.9 1 && \
+    mkdir /build/ && \
+    \
+    chmod +x /opt/wine/wait_process.sh && \
+    wget -q https://raw.githubusercontent.com/Winetricks/winetricks/5028127369b7b23b03789aec083ba5b68aa1ec34/src/winetricks -O /opt/wine/winetricks && \
+    WINETRICKS_SHA256=7ec9c3e9140e592ef575140417f27e75e16ccebfeee9816cdbab21aa3d5c0841 && \
+    echo $WINETRICKS_SHA256 /opt/wine/winetricks | sha256sum -c && \
+    chmod +x /opt/wine/winetricks && \
+    WINE_MONO_VERSION=4.5.6 && mkdir -p /usr/share/wine/mono && \
+    wget -q "https://download.videolan.org/contrib/wine-mono/wine-mono-$WINE_MONO_VERSION.msi" -O /usr/share/wine/mono/wine-mono-$WINE_MONO_VERSION.msi && \
+    WINE_MONO_SHA256=ac681f737f83742d786706529eb85f4bc8d6bdddd8dcdfa9e2e336b71973bc25 && \
+    echo $WINE_MONO_SHA256 /usr/share/wine/mono/wine-mono-$WINE_MONO_VERSION.msi | sha256sum -c && \
+    chmod +x /usr/share/wine/mono/wine-mono-$WINE_MONO_VERSION.msi && \
+    cd /build && \
+    CMAKE_VERSION=3.24.2 && \
+    CMAKE_SHA512=6f0e8e29bf0336f555ba72c4d83f35d820f8a5159cc999d48795dc57a6627b4ee3966dda84ca97d39906e35dd476ea00cf80023672cc0fad862e2996194c0674 && \
+    wget -q http://www.cmake.org/files/v3.24/cmake-$CMAKE_VERSION.tar.gz && \
+    echo $CMAKE_SHA512 cmake-$CMAKE_VERSION.tar.gz | sha512sum -c && \
+    tar xzf cmake-$CMAKE_VERSION.tar.gz && \
+    cd cmake-$CMAKE_VERSION && ./configure --prefix=/opt/cmake/ --parallel=$CORES --no-qt-gui -- \
+        -DCMAKE_USE_OPENSSL:BOOL=OFF -DBUILD_TESTING:BOOL=OFF && make -j$CORES && make install && \
+    cd /build && \
+    PROTOBUF_VERSION=3.4.1 && \
+    PROTOBUF_SHA256=2bb34b4a8211a30d12ef29fd8660995023d119c99fbab2e5fe46f17528c9cc78 && \
+    wget -q https://github.com/google/protobuf/releases/download/v$PROTOBUF_VERSION/protobuf-cpp-$PROTOBUF_VERSION.tar.gz && \
+    echo $PROTOBUF_SHA256 protobuf-cpp-$PROTOBUF_VERSION.tar.gz | sha256sum -c && \
+    tar xzfo protobuf-cpp-$PROTOBUF_VERSION.tar.gz && \
+    cd protobuf-$PROTOBUF_VERSION && \
+# force include <algorithm> \
+    sed -i.orig 's,#ifdef _MSC_VER,#if 1,' "src/google/protobuf/repeated_field.h" && \
+    cmake  -S cmake -B cbuild -DBUILD_SHARED_LIBS=OFF -Dprotobuf_BUILD_TESTS=OFF -Dprotobuf_BUILD_EXAMPLES=OFF && \
+    cmake --build cbuild --parallel $CORES && cmake --install cbuild --prefix /opt/protobuf && \
+    cd / && rm -rf /build
+
+RUN git config --global user.name "VideoLAN Buildbot" && \
+    git config --global user.email buildbot@videolan.org
+
+ENV LANG=en_US.UTF-8
+USER videolan
+RUN wine wineboot --init && \
+    /opt/wine/wait_process.sh wineserver && \
+    /opt/wine/winetricks --unattended dotnet48 dotnet_verifier && \
+    rm -rf ~/.cache/winetricks && \
+    rm -rf /tmp/.wine-*

vlc-debian-win64-posix/scripts/wait_process.sh

+#!/bin/sh
+
+# inspired by http://stackoverflow.com/a/10407912
+
+echo "Start waiting on $@"
+while pgrep -u videolan "$@" > /dev/null; do
+		echo "waiting ..."
+		sleep 1; 
+done
+echo "$@ completed"