Add release-build.sh (#40)

release-build.sh

@@ -0,0 +1,62 @@
+#!/usr/bin/env bash
+
+set -euo pipefail
+
+VERSION=$(grep '^version = ' Cargo.toml | sed 's/.*"\([0-9\.]*\)".*/\1/')
+GPG_KEY=EA456E8BAF0109429583EED83578F667F2F3A5FA
+
+declare -a targets=(
+    "x86_64-musl"
+    "i686-musl"
+    "armv7-musleabihf"
+    "arm-musleabi"
+    "arm-musleabihf"
+)
+
+declare -a rusttargets=(
+    "x86_64-unknown-linux-musl"
+    "i686-unknown-linux-musl"
+    "armv7-unknown-linux-musleabihf"
+    "arm-unknown-linux-musleabi"
+    "arm-unknown-linux-musleabihf"
+)
+
+function docker-download {
+    echo "==> Downloading Docker image: messense/rust-musl-cross:$1"
+    docker pull messense/rust-musl-cross:$1
+}
+
+function docker-build {
+    echo "==> Building target: $1"
+    docker run --rm -it -v "$(pwd)":/home/rust/src messense/rust-musl-cross:$1 cargo build --release
+}
+
+function copy {
+    cp target/
+}
+
+echo -e "==> Version $VERSION\n"
+
+for target in ${targets[@]}; do docker-download $target; done
+echo ""
+for target in ${targets[@]}; do docker-build $target; done
+echo ""
+
+rm -rf "dist-$VERSION"
+mkdir "dist-$VERSION"
+
+for i in ${!targets[@]}; do
+    echo "==> Copying ${targets[$i]}"
+    cp "target/${rusttargets[$i]}/release/tldr" "dist-$VERSION/tldr-${targets[$i]}"
+done
+echo ""
+
+# TODO: Strip binaries, see https://github.com/messense/rust-musl-cross/issues/9
+
+for target in ${targets[@]}; do
+    echo "==> Signing $target"
+    gpg -a --output "dist-$VERSION/tldr-$target.sig" --detach-sig "dist-$VERSION/tldr-$target"
+done
+echo ""
+
+echo "Done."