#!/bin/bash set -e ARCH=$(uname -m) BASEDIR="$(cd "$(dirname "$0")" && pwd)" ZIGDIR=$BASEDIR/.cache/zig VERSION=$(< build.zig.version) OS=$(uname) if [ "$OS" == "Linux" ] ; then OS=linux elif [ "$OS" == "Darwin" ] ; then OS=macos fi ZIGVER="zig-$OS-$ARCH-$VERSION" ZIG=$ZIGDIR/$ZIGVER/zig if [ "$1" == "update" ] ; then curl -L --silent https://ziglang.org/download/index.json | jq -r '.master | .version' > build.zig.version NEWVERSION=$(< build.zig.version) if [ "$VERSION" != "$NEWVERSION" ] ; then echo zig version updated from $VERSION to $NEWVERSION exit 0 fi echo zig version $VERSION is up-to-date exit 0 fi get_zig() { ( mkdir -p "$ZIGDIR" cd "$ZIGDIR" TARBALL="https://ziglang.org/builds/$ZIGVER.tar.xz" if [ ! -d "$ZIGVER" ] ; then curl "$TARBALL" | tar -xJ fi ) } get_zig exec $ZIG "$@"