refactor: functionize, fix ci

Author: Vinfall

build.sh

@@ -1,39 +1,53 @@
 #!/bin/bash
 set -euo pipefail
+IFS=$'\n\t'
 # shellcheck disable=SC2035
 
-# download
-echo "Downloading wsldl..."
-VER=$(curl https://api.github.com/repos/yuk7/wsldl/releases/latest -s | jq .name -r)
-curl --silent --location "https://github.com/yuk7/wsldl/releases/download/${VER}/icons.zip"
-echo "Downloading tarball..."
-curl --silent --localtion "https://jenkins.linuxcontainers.org/view/Images/job/image-devuan/architecture=amd64,release=excalibur,variant=default/lastSuccessfulBuild/artifact/rootfs.tar.xz"
-
-# build
-echo "Extracting..."
-unzip -u icons.zip Devuan.exe
-
-mkdir -p ziproot/usr/lib/wsl # mkdir ziproot
-cp rootfs.tar.xz ziproot/
-
-tar -C ziproot -xf rootfs.tar.xz
-sudo install -pm644 fs/etc/wsl-distribution.conf ziproot/etc/wsl-distribution.conf
-sudo install -pm755 fs/usr/lib/wsl/oobe ziproot/usr/lib/wsl/oobe
-sudo install -pm644 fs/usr/lib/wsl/devuan.ico ziproot/usr/lib/wsl/devuan.ico
-sudo install -pm644 fs/usr/lib/wsl/terminal-profile.json ziproot/usr/lib/wsl/terminal-profile.json
-# use `sudo` here as partitions mounted via WSL are owned by current user
-# (e.g. UID 1000) but rootfs requires root aka. UID 0
-sudo tar -C ziproot --numeric-owner --absolute-names --create . | pigz > Devuan.wsl
-# sudo tar -C ziproot --numeric-owner --absolute-names --create . | gzip --best Devuan.wsl
-shopt -s extglob
-sudo rm -r -- ziproot/!(rootfs.tar.xz)
-sha512sum Devuan.wsl > Devuan.wsl.sha512
-
-cp Devuan.exe ziproot/Devuan.exe
-sudo zip -j Devuan.zip ziproot/*
-sudo chown "$(whoami):$(whoami)" Devuan.zip
-sha512sum Devuan.zip > Devuan.zip.sha512
-
-# clean
-rm -rf ziproot Devuan.exe
-# rm -r icons.zip rootfs.tar.xz
+download(){
+    echo "Downloading wsldl..."
+    local VER
+    VER=$(curl https://api.github.com/repos/yuk7/wsldl/releases/latest -s | jq .name -r)
+    curl --silent --location "https://github.com/yuk7/wsldl/releases/download/${VER}/icons.zip"
+    echo "Downloading tarball..."
+    curl --silent --localtion "https://jenkins.linuxcontainers.org/view/Images/job/image-devuan/architecture=amd64,release=excalibur,variant=default/lastSuccessfulBuild/artifact/rootfs.tar.xz"
+}
+
+build(){
+    echo "Extracting..."
+    unzip -u icons.zip Devuan.exe
+
+    echo "Building ziproot..."
+    mkdir -p ziproot/usr/lib/wsl # mkdir ziproot
+    cp rootfs.tar.xz ziproot/
+
+    echo "Packing wsl..."
+    tar -C ziproot -xf rootfs.tar.xz
+    sudo install -pm644 fs/etc/wsl-distribution.conf ziproot/etc/wsl-distribution.conf
+    sudo install -pm755 fs/usr/lib/wsl/oobe ziproot/usr/lib/wsl/oobe
+    sudo install -pm644 fs/usr/lib/wsl/devuan.ico ziproot/usr/lib/wsl/devuan.ico
+    sudo install -pm644 fs/usr/lib/wsl/terminal-profile.json ziproot/usr/lib/wsl/terminal-profile.json
+    # use `sudo` here as partitions mounted via WSL are owned by current user
+    # (e.g. UID 1000) but rootfs requires root aka. UID 0
+    sudo tar -C ziproot --numeric-owner --absolute-names --create . | pigz > Devuan.wsl
+    # sudo tar -C ziproot --numeric-owner --absolute-names --create . | gzip --best Devuan.wsl
+
+    # make extglob recognized by root shell
+    sudo bash -c 'shopt -s extglob; rm -r -- ziproot/!(rootfs.tar.xz)'
+    sha512sum Devuan.wsl > Devuan.wsl.sha512
+
+    echo "Packing zip..."
+    cp Devuan.exe ziproot/Devuan.exe
+    sudo zip -j Devuan.zip ziproot/*
+    sudo chown "$(whoami):$(whoami)" Devuan.zip
+    sha512sum Devuan.zip > Devuan.zip.sha512
+}
+
+clean(){
+    echo "Cleaning..."
+    rm -rf ziproot Devuan.exe
+    # rm -r icons.zip rootfs.tar.xz
+}
+
+download
+build
+clean