scripts: gha: build for e2k-8c on GitHub Actions machines

.github/workflows/c-cpp.yml

@@ -40,6 +40,10 @@ jobs:
 #          - os: ubuntu-aarch64-20.04
 #            targetos: linux
 #            targetarch: aarch64
+          - os: ubuntu-latest
+            targetos: linux
+            targetarch: e2k-8c
+            cross: true
           - os: ubuntu-20.04
             targetos: android
             targetarch: multiarch

scripts/gha/build_linux-e2k.sh

@@ -0,0 +1,52 @@
+#!/bin/bash
+
+set -e
+
+. scripts/lib.sh
+. scripts/lib-e2k.sh
+
+export CC=${E2K_CROSS_COMPILER_PATH[$GH_CPU_ARCH]}/bin/lcc
+export CXX=${E2K_CROSS_COMPILER_PATH[$GH_CPU_ARCH]}/bin/l++
+
+APP=xash3d-fwgs
+
+APPDIR=$APP-linux-$ARCH # FIXME: not conforms to libpublic's build arch strings but in parity with xashds directory name
+APPTARGZ=$APP-linux-$ARCH.tar.gz
+
+DS=xashds-linux
+DSDIR=$DS-$ARCH
+DSTARGZ=$DS-$ARCH.tar.gz
+
+build_engine()
+{
+	# Build engine
+	cd "$BUILDDIR"
+
+	./waf configure --enable-dedicated -s usr --enable-stbtt --enable-utils --enable-bundled-deps --enable-all-renderers || die_configure
+	./waf build || die_configure
+}
+
+make_client_tarball()
+{
+	cd "$BUILDDIR"
+	./waf install --destdir="$APPDIR"
+	tar -czvf "artifacts/$APPTARGZ" "$APPDIR"
+}
+
+make_server_tarball()
+{
+	cd "$BUILDDIR"
+
+	# FIXME: make an option for Waf to only install dedicated
+	mkdir -p "$DSDIR"
+	cp -v "$APPDIR"/xash "$APPDIR"/filesystem_stdio.so "$DSDIR"
+	tar -czvf "artifacts/$DSTARGZ" "$DSDIR"
+}
+
+mkdir -p artifacts/
+
+rm -rf build # clean-up build directory
+build_engine
+
+make_client_tarball
+make_server_tarball

scripts/gha/build_linux.sh

@@ -1,5 +1,11 @@
 #!/bin/bash
 
+# As e2k builds for distro that's vastly different from Ubuntu/Debian and specially handles cross-compiling
+# keep it in separate script for now
+if [[ $GH_CPU_ARCH == e2k* ]]; then
+	exec bash scripts/gha/build_linux-e2k.sh
+fi
+
 . scripts/lib.sh
 
 # "booo, bash feature!"

scripts/gha/deps_linux-e2k.sh

@@ -0,0 +1,16 @@
+#!/bin/bash
+
+set -e
+
+cd "$GITHUB_WORKSPACE"
+
+. scripts/lib-e2k.sh
+
+wget "${E2K_CROSS_COMPILER_URL[$GH_CPU_ARCH]}" -O- | sudo tar -C / -xzvf -
+
+for i in ${E2K_PACKAGES_URLS[$GH_CPU_ARCH]}; do
+	wget "$i" -O package.deb
+	ar x package.deb data.tar.xz
+	tar -xvf data.tar.xz
+	rm package.deb data.tar.xz
+done

scripts/gha/deps_linux.sh

@@ -1,5 +1,11 @@
 #!/bin/bash
 
+# As e2k builds for distro that's vastly different from Ubuntu/Debian and specially handles cross-compiling
+# keep it in separate script for now
+if [[ $GH_CPU_ARCH == e2k* ]]; then
+	exec bash scripts/gha/deps_linux-e2k.sh
+fi
+
 . scripts/lib.sh
 
 cd "$GITHUB_WORKSPACE" || exit 1

scripts/lib-e2k.sh

@@ -0,0 +1,25 @@
+declare -A E2K_CROSS_COMPILER_URL E2K_CROSS_COMPILER_PATH E2K_PACKAGES_URLS
+
+# NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE
+# NOTE                                                                       NOTE
+# NOTE  The cross-compiler is officially distributed on dev.mcst.ru website. NOTE
+# NOTE   setwd.ws is OpenE2K's unofficial mirror for Elbrus dev community.   NOTE
+# NOTE Do NOT hammer down the server with your CI/CD, AI and other bullshit! NOTE
+# NOTE           Cache the archives on YOUR OWN INFRASTRUCTURE!              NOTE
+# NOTE                                                                       NOTE
+# NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE
+E2K_CROSS_COMPILER_URL[e2k-4c]="https://setwd.ws/sp/1.27/1.27.21/cross-sp-rel-1.27.21.e2k-v3.5.10_64.tgz"
+E2K_CROSS_COMPILER_URL[e2k-1c]="https://setwd.ws/sp/1.27/1.27.21/cross-sp-rel-1.27.21.e2k-v4.1c%2B.5.10_64.tgz"
+E2K_CROSS_COMPILER_URL[e2k-8c]="https://setwd.ws/sp/1.27/1.27.21/cross-sp-rel-1.27.21.e2k-v4.5.10_64.tgz"
+E2K_CROSS_COMPILER_URL[e2k-8c2]="https://setwd.ws/sp/1.27/1.27.21/cross-sp-rel-1.27.21.e2k-v5.5.10_64.tgz"
+E2K_CROSS_COMPILER_URL[e2k-16c]="https://setwd.ws/sp/1.27/1.27.21/cross-sp-rel-1.27.21.e2k-v6.5.10-e16c_64.tgz"
+E2K_CROSS_COMPILER_URL[e2k-2c3]="https://setwd.ws/sp/1.27/1.27.21/cross-sp-rel-1.27.21.e2k-v6.5.10-e2c3_64.tgz"
+
+# TODO: fill in the gaps
+E2K_CROSS_COMPILER_PATH[e2k-8c]="/opt/mcst/lcc-1.27.21.e2k-v4.5.10/"
+
+# TODO: split by some character, as bash can't assign lists to array members
+E2K_PACKAGES_URLS[e2k-4c]="https://setwd.ws/osl/8.2/pool/main/e2k-4c/SDL2_2.30.0-vd8u4_e2k-4c.deb"
+E2K_PACKAGES_URLS[e2k-8c]="https://setwd.ws/osl/8.2/pool/main/e2k-8c/SDL2_2.30.0-vd8u4_e2k-8c.deb"
+E2K_PACKAGES_URLS[e2k-8c2]="https://setwd.ws/osl/8.2/pool/main/e2k-8c2/SDL2_2.30.0-vd8u4_e2k-8c2.deb"
+E2K_PACKAGES_URLS[e2k-16c]="https://setwd.ws/osl/8.2/pool/main/e2k-16c/SDL2_2.30.0-vd8u4_e2k-16c.deb"