Initial Dever 0.0.1
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#!/usr/bin/env bash
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# 先安装 Dever 本体，再后台准备私有编译环境；--wait 用于同步安装。
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set -euo pipefail
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version=${DEVER_VERSION:-@DEVER_VERSION@}
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install_root=${DEVER_INSTALL_DIR:-"$HOME/.dever"}
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release_url=
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modify_path=true
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wait_for_environment=false
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while (( $# )); do
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case "$1" in
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--version) version=${2:?--version requires a value}; shift 2 ;;
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--prefix) install_root=${2:?--prefix requires a value}; shift 2 ;;
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--release-url) release_url=${2:?--release-url requires a value}; shift 2 ;;
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--no-modify-path) modify_path=false; shift ;;
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--wait) wait_for_environment=true; shift ;;
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--help|-h)
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echo 'Usage: bash install [--version VERSION] [--prefix DIRECTORY] [--release-url URL] [--no-modify-path] [--wait]'
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exit 0 ;;
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*) echo "Unknown option: $1" >&2; exit 1 ;;
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esac
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done
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if [[ ! $version =~ ^[0-9]+\.[0-9]+\.[0-9]+$ ]]; then
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echo 'Specify --version, or use the installer attached to a Dever release.' >&2
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exit 1
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fi
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if [[ $(uname -s) != Linux || $(uname -m) != x86_64 ]]; then
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echo 'This release supports Linux x86_64 only.' >&2
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exit 1
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fi
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for tool in curl tar xz sha256sum flock getconf nohup; do
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command -v "$tool" >/dev/null || { echo "Required installer tool: $tool" >&2; exit 1; }
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done
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glibc=$(getconf GNU_LIBC_VERSION)
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glibc=${glibc#glibc }
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if [[ $(printf '%s\n' 2.41 "$glibc" | sort -V | head -n 1) != 2.41 ]]; then
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echo 'This release requires glibc 2.41 or newer; Debian 13 is validated.' >&2
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exit 1
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fi
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mkdir -p "$install_root"
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install_root=$(cd "$install_root" && pwd -P)
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exec 9>"$install_root/.install.lock"
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flock -n 9 || { echo 'Another Dever installation is running.' >&2; exit 1; }
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mkdir -p "$install_root/bin" "$install_root/versions" "$install_root/toolchains" "$install_root/cache/cargo"
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stage=$(mktemp -d "$install_root/.install.XXXXXX")
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trap 'rm -rf -- "$stage"' EXIT
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release_url=${release_url:-"https://git.dever.cc/dever/core/releases/download/v$version"}
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release_url=${release_url%/}
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triple=x86_64-unknown-linux-gnu
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download() {
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local url=$1 file=$2
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curl --fail --location --show-error --progress-bar --retry 2 "$url" --output "$file"
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}
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verified_download() {
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local url=$1 file=$2
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download "$url" "$file"
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download "$url.sha256" "$file.sha256"
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(cd "$(dirname "$file")" && sha256sum --check "$(basename "$file").sha256")
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}
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destination="$install_root/versions/$version"
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if [[ -d $destination ]]; then
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package=$destination
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echo "Reusing Dever $version."
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else
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echo "Downloading Dever $version."
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archive="dever-$version-linux-x86_64.tar.xz"
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verified_download "$release_url/$archive" "$stage/$archive"
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tar -xJf "$stage/$archive" -C "$stage"
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package="$stage/dever"
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fi
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read -r rust_version native_id < "$package/toolchain/online"
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if [[ ! $rust_version =~ ^[0-9]+\.[0-9]+\.[0-9]+$ || ! $native_id =~ ^[a-f0-9]{64}$ ]]; then
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echo 'Invalid toolchain metadata in the downloaded release.' >&2
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exit 1
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fi
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if [[ $package != "$destination" ]]; then
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# 暂存包与正式版本目录深度一致，使用相对链接共享工具和依赖缓存。
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ln -s "../../../toolchains/rust-$rust_version-$triple" "$package/toolchain/rust"
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ln -s "../../../toolchains/native-$native_id/native" "$package/toolchain/native"
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ln -s "../../../toolchains/native-$native_id/lib" "$package/toolchain/lib"
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ln -s ../../../cache/cargo "$package/toolchain/cache"
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fi
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"$package/bin/dever" skill path >/dev/null
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printf '%s\n%s\n' "$release_url" "${RUSTUP_DIST_SERVER:-https://static.rust-lang.org}" > "$package/toolchain/sources.new"
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mv "$package/toolchain/sources.new" "$package/toolchain/sources"
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if [[ $package != "$destination" ]]; then
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mv "$package" "$destination"
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fi
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# 本体验证成功即可使用源码工具；编译命令等待后台环境准备完成。
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ln -s "../versions/$version/bin/dever" "$stage/command"
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mv -Tf "$stage/command" "$install_root/bin/dever"
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printf 'export PATH=%q/bin:$PATH\n' "$install_root" > "$install_root/env"
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if $modify_path; then
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shell_name=${SHELL:-/bin/sh}
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case "${shell_name##*/}" in
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zsh) profile="$HOME/.zshrc" ;;
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bash) profile="$HOME/.bashrc" ;;
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*) profile="$HOME/.profile" ;;
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esac
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printf -v path_line '. %q' "$install_root/env"
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if [[ ! -f $profile ]] || ! grep -Fqx "$path_line" "$profile"; then
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printf '\n%s\n' "$path_line" >> "$profile"
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fi
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fi
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"$install_root/bin/dever" --version
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printf 'Dever installed. Open a new terminal, or run: . %q\n' "$install_root/env"
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echo 'Start a project: dever new hello'
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flock -u 9
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if $wait_for_environment; then
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bash "$destination/toolchain/prepare"
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elif [[ ! -f $destination/toolchain/ready ]]; then
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nohup bash "$destination/toolchain/prepare" </dev/null >/dev/null 2>&1 9>&- &
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echo 'The build environment is preparing in the background. You can create, edit and check projects now.'
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echo 'run/test/build will wait automatically if preparation is still in progress.'
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else
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echo 'Dever build environment is ready.'
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fi
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