Merge pull request #2 from Xyene/linux-libsdl-build

Add Docker-based build for building SDL on Linux

.github/workflows/build.yml

@@ -0,0 +1,30 @@
+name: build-linux
+on: [push]
+#  schedule:
+#    - cron: '0 0 * * *'
+jobs:
+  build-linux:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+    - name: Build i386 binaries
+      run: |
+        mkdir /tmp/i386
+        cd linux-build
+        docker build -t sdl2-i386 -f Dockerfile.i386 .
+        docker run -v `pwd`/compile:/entry -v /tmp/i386:/io sdl2-i386
+        cp /tmp/i386/lib/libSDL2-2.0.so.0 ../native/linux-x86
+    - name: Build amd64 binaries
+      run: |
+        mkdir /tmp/amd64
+        cd linux-build
+        docker build -t sdl2-amd64 -f Dockerfile.amd64 .
+        docker run -v `pwd`/compile:/entry -v /tmp/amd64:/io sdl2-amd64
+        cp /tmp/amd64/lib/libSDL2-2.0.so.0 ../native/linux-x64
+    - name: Create pull request
+      uses: peter-evans/create-pull-request@v2
+      with:
+        commit-message: 'Update Linux SDL binaries'
+        body: This PR has been auto-generated to update the Linux SDL binaries.
+        branch: update-linux-binaries
+

linux-build/Dockerfile.amd64

@@ -0,0 +1,19 @@
+FROM debian:jessie
+
+# We build on Jessie, but libwayland-dev and wayland-protocols are only in
+# Stretch and later.
+COPY stretch-package-pins /etc/apt/preferences.d/stretch
+
+# Packages are from https://hg.libsdl.org/SDL/file/default/docs/README-linux.md
+RUN echo deb http://deb.debian.org/debian/ stretch main > /etc/apt/sources.list.d/stretch.list && \
+    echo deb http://security.debian.org/debian-security stretch/updates main >> /etc/apt/sources.list.d/stretch.list && \
+    apt-get update && \
+    apt-get install -y build-essential mercurial make cmake autoconf automake \
+      libtool libasound2-dev libpulse-dev libaudio-dev libx11-dev libxext-dev \
+      libxrandr-dev libxcursor-dev libxi-dev libxinerama-dev libxxf86vm-dev \
+      libxss-dev libgl1-mesa-dev libesd0-dev libdbus-1-dev libudev-dev \
+      libgles1-mesa-dev libgles2-mesa-dev libegl1-mesa-dev libibus-1.0-dev \
+      fcitx-libs-dev libsamplerate0-dev libsndio-dev libwayland-dev \
+      libxkbcommon-dev wayland-protocols
+
+ENTRYPOINT ["/entry"]

linux-build/Dockerfile.i386

@@ -0,0 +1,19 @@
+FROM i386/debian:jessie
+
+# We build on Jessie, but libwayland-dev and wayland-protocols are only in
+# Stretch and later.
+COPY stretch-package-pins /etc/apt/preferences.d/stretch
+
+# Packages are from https://hg.libsdl.org/SDL/file/default/docs/README-linux.md
+RUN echo deb http://deb.debian.org/debian/ stretch main > /etc/apt/sources.list.d/stretch.list && \
+    echo deb http://security.debian.org/debian-security stretch/updates main >> /etc/apt/sources.list.d/stretch.list && \
+    apt-get update && \
+    apt-get install -y build-essential mercurial make cmake autoconf automake \
+      libtool libasound2-dev libpulse-dev libaudio-dev libx11-dev libxext-dev \
+      libxrandr-dev libxcursor-dev libxi-dev libxinerama-dev libxxf86vm-dev \
+      libxss-dev libgl1-mesa-dev libesd0-dev libdbus-1-dev libudev-dev \
+      libgles1-mesa-dev libgles2-mesa-dev libegl1-mesa-dev libibus-1.0-dev \
+      fcitx-libs-dev libsamplerate0-dev libsndio-dev libwayland-dev \
+      libxkbcommon-dev wayland-protocols
+
+ENTRYPOINT ["/entry"]

linux-build/compile

@@ -0,0 +1,11 @@
+#!/bin/bash
+
+set -euf -o pipefail
+
+hg clone https://hg.libsdl.org/SDL SDL
+cd SDL
+mkdir build
+cd build
+../configure --prefix=/io
+make -j$(nproc)
+make install

linux-build/stretch-package-pins

@@ -0,0 +1,27 @@
+Package: *
+Pin: release n=stretch
+Pin-Priority: 50
+
+Package: libwayland-dev
+Pin: release n=stretch
+Pin-Priority: 800
+
+Package: libwayland-bin
+Pin: release n=stretch
+Pin-Priority: 800
+
+Package: libwayland-client0
+Pin: release n=stretch
+Pin-Priority: 800
+
+Package: libwayland-cursor0
+Pin: release n=stretch
+Pin-Priority: 800
+
+Package: libwayland-server0
+Pin: release n=stretch
+Pin-Priority: 800
+
+Package: wayland-protocols
+Pin: release n=stretch
+Pin-Priority: 800