try automatic builds

.github/build-libretro-zip.sh

@@ -0,0 +1,24 @@
+#!/bin/bash
+set -e
+
+if [[ $# -ne 2 ]]; then
+  echo "usage: $0 <arch> <platform>"
+  exit 1
+fi
+
+if [[ $1 = "arm32" ]]; then
+  export CC=arm-linux-gnueabihf-gcc
+  export LD=arm-linux-gnueabihf-ld
+  aname=arm32
+elif [[ $1 = "arm64" ]]; then
+  export CC=aarch64-linux-gnu-gcc
+  export LD=aarch64-linux-gnu-ld
+  aname=arm64
+else
+  echo "unsupported platform $1"
+  exit 1
+fi
+
+make -f Makefile.libretro platform=$2
+zip -9 "pcsx_rearmed_libretro_${aname}_${2}.zip" pcsx_rearmed_libretro.so
+make -f Makefile.libretro platform=$2 clean

.github/workflows/dev-release.yml

@@ -0,0 +1,52 @@
+name: "pre-release"
+
+on:
+  push:
+    branches:
+      - "libretro_build"
+
+jobs:
+  pre-release:
+    name: "Pre Release"
+    runs-on: "ubuntu-20.04"
+
+    steps:
+      - name: Install dependencies
+        run: |
+          sudo apt-get update -qq
+          sudo apt-get install -y make git sed zip
+          #sudo apt-get install -y gcc-arm-linux-gnueabihf libc6-dev-armhf-cross
+          #sudo apt-get install -y gcc-aarch64-linux-gnu libc6-dev-arm64-cross
+      - uses: actions/checkout@v2
+      - name: Build
+        run: |
+          # use the actual libretro git hash as libretro_build is always rebased
+          #sed -i -e "s/\<HEAD\>/HEAD^/" Makefile.libretro
+          grep HEAD Makefile.libretro
+          .github/build-libretro-zip.sh arm64 CortexA73_G12B
+          .github/build-libretro-zip.sh arm32 rpi1
+          .github/build-libretro-zip.sh arm32 rpi2
+          .github/build-libretro-zip.sh arm32 rpi3
+          .github/build-libretro-zip.sh arm64 rpi3_64
+          .github/build-libretro-zip.sh arm32 rpi4
+          .github/build-libretro-zip.sh arm64 rpi4_64
+          .github/build-libretro-zip.sh arm32 classic_armv7_a7
+          .github/build-libretro-zip.sh arm32 classic_armv8_a35
+          .github/build-libretro-zip.sh arm32 miyoo
+      - uses: "marvinpinto/action-automatic-releases@v1.2.1"
+        with:
+          repo_token: "${{ secrets.GITHUB_TOKEN }}"
+          automatic_release_tag: "libretro-devbuild"
+          prerelease: true
+          title: "Development Build"
+          files: |
+            pcsx_rearmed_libretro_arm64_CortexA73_G12B.zip
+            pcsx_rearmed_libretro_arm32_rpi1.zip
+            pcsx_rearmed_libretro_arm32_rpi2.zip
+            pcsx_rearmed_libretro_arm32_rpi3.zip
+            pcsx_rearmed_libretro_arm64_rpi3_64.zip
+            pcsx_rearmed_libretro_arm32_rpi4.zip
+            pcsx_rearmed_libretro_arm64_rpi4_64.zip
+            pcsx_rearmed_libretro_arm32_classic_armv7_a7.zip
+            pcsx_rearmed_libretro_arm32_classic_armv8_a35.zip
+            pcsx_rearmed_libretro_arm32_miyoo.zip