#!/bin/sh # Main settings: # * BOOTSTRAP_HASKELL_NONINTERACTIVE - any nonzero value for noninteractive installation # * BOOTSTRAP_HASKELL_NO_UPGRADE - any nonzero value to not trigger the upgrade # * GHCUP_USE_XDG_DIRS - any nonzero value to respect The XDG Base Directory Specification # * BOOTSTRAP_HASKELL_VERBOSE - any nonzero value for more verbose installation # * BOOTSTRAP_HASKELL_GHC_VERSION # * BOOTSTRAP_HASKELL_CABAL_VERSION # License: LGPL-3.0 # safety subshell to avoid executing anything in case this script is not downloaded properly ( plat="$(uname -s)" arch=$(uname -m) ghver="0.1.15.2" base_url="https://downloads.haskell.org/~ghcup" case "${plat}" in MSYS*|MINGW*) : "${GHCUP_INSTALL_BASE_PREFIX:=/c}" GHCUP_DIR=$(cygpath -u "${GHCUP_INSTALL_BASE_PREFIX}/ghcup") GHCUP_BIN=$(cygpath -u "${GHCUP_INSTALL_BASE_PREFIX}/ghcup/bin") : "${GHCUP_MSYS2:=${GHCUP_DIR}/msys64}" ;; *) : "${GHCUP_INSTALL_BASE_PREFIX:=$HOME}" export GHCUP_USE_XDG_DIRS if [ -n "${GHCUP_USE_XDG_DIRS}" ] ; then GHCUP_DIR=${XDG_DATA_HOME:=$HOME/.local/share}/ghcup GHCUP_BIN=${XDG_BIN_HOME:=$HOME/.local/bin} else GHCUP_DIR=${GHCUP_INSTALL_BASE_PREFIX}/.ghcup GHCUP_BIN=${GHCUP_INSTALL_BASE_PREFIX}/.ghcup/bin fi ;; esac : "${BOOTSTRAP_HASKELL_GHC_VERSION:=recommended}" : "${BOOTSTRAP_HASKELL_CABAL_VERSION:=recommended}" die() { (>&2 printf "\\033[0;31m%s\\033[0m\\n" "$1") exit 2 } warn() { case "${plat}" in MSYS*|MINGW*) echo -e "\\033[0;35m$1\\033[0m" ;; *) printf "\\033[0;35m%s\\033[0m\\n" "$1" ;; esac } edo() { "$@" || die "\"$*\" failed!" } eghcup() { edo _eghcup "$@" } _eghcup() { if [ -n "${BOOTSTRAP_HASKELL_YAML}" ] ; then args="-s ${BOOTSTRAP_HASKELL_YAML}" fi if [ -z "${BOOTSTRAP_HASKELL_VERBOSE}" ] ; then "${GHCUP_BIN}/ghcup" ${args} "$@" else "${GHCUP_BIN}/ghcup" ${args} --verbose "$@" fi } _done() { case "${plat}" in MSYS*|MINGW*) echo echo "All done!" echo echo "In a new powershell or cmd.exe session, now you can..." echo echo "Start a simple repl via:" echo " ghci" echo echo "Start a new haskell project in the current directory via:" echo " cabal init --interactive" echo echo "Install other GHC versions and tools via:" echo " ghcup list" echo " ghcup install " echo echo "To install system libraries and update msys2/mingw64," echo "open the \"Mingw haskell shell\"" echo "and the \"Mingw package management docs\"" echo "desktop shortcuts." ;; *) echo echo "All done!" echo echo "To start a simple repl, run:" echo " ghci" echo echo "To start a new haskell project in the current directory, run:" echo " cabal init --interactive" echo echo "To install other GHC versions and tools, run:" echo " ghcup tui" ;; esac exit 0 } download_ghcup() { case "${plat}" in "linux"|"Linux") case "${arch}" in x86_64|amd64) # we could be in a 32bit docker container, in which # case uname doesn't give us what we want if [ "$(getconf LONG_BIT)" = "32" ] ; then _url=${base_url}/${ghver}/i386-linux-ghcup-${ghver} elif [ "$(getconf LONG_BIT)" = "64" ] ; then _url=${base_url}/${ghver}/x86_64-linux-ghcup-${ghver} else die "Unknown long bit size: $(getconf LONG_BIT)" fi ;; i*86) _url=${base_url}/${ghver}/i386-linux-ghcup-${ghver} ;; armv7*) _url=${base_url}/${ghver}/armv7-linux-ghcup-${ghver} ;; aarch64|arm64|armv8l) _url=${base_url}/${ghver}/aarch64-linux-ghcup-${ghver} ;; *) die "Unknown architecture: ${arch}" ;; esac ;; "FreeBSD"|"freebsd") case "${arch}" in x86_64|amd64) ;; i*86) die "i386 currently not supported!" ;; *) die "Unknown architecture: ${arch}" ;; esac _url=${base_url}/${ghver}/x86_64-portbld-freebsd-ghcup-${ghver} ;; "Darwin"|"darwin") case "${arch}" in x86_64|amd64) _url=${base_url}/${ghver}/x86_64-apple-darwin-ghcup-${ghver} ;; aarch64|arm64|armv8l) _url=${base_url}/${ghver}/aarch64-apple-darwin-ghcup-${ghver} ;; i*86) die "i386 currently not supported!" ;; *) die "Unknown architecture: ${arch}" ;; esac ;; MSYS*|MINGW*) case "${arch}" in x86_64|amd64) _url=${base_url}/${ghver}/x86_64-mingw64-ghcup-${ghver}.exe ;; *) die "Unknown architecture: ${arch}" ;; esac ;; *) die "Unknown platform: ${plat}" ;; esac case "${plat}" in MSYS*|MINGW*) edo curl -Lf "${_url}" > "${GHCUP_BIN}"/ghcup.exe edo chmod +x "${GHCUP_BIN}"/ghcup.exe ;; *) edo curl -Lf "${_url}" > "${GHCUP_BIN}"/ghcup edo chmod +x "${GHCUP_BIN}"/ghcup ;; esac edo mkdir -p "${GHCUP_DIR}" # we may overwrite this in adjust_bashrc cat <<-EOF > "${GHCUP_DIR}"/env || die "Failed to create env file" export PATH="\$HOME/.cabal/bin:${GHCUP_BIN}:\$PATH" EOF # shellcheck disable=SC1090 edo . "${GHCUP_DIR}"/env eghcup upgrade } adjust_bashrc() { case $SHELL in */zsh) # login shell is zsh GHCUP_PROFILE_FILE="$HOME/.zshrc" MY_SHELL="zsh" ;; */bash) # login shell is bash GHCUP_PROFILE_FILE="$HOME/.bashrc" MY_SHELL="bash" ;; */sh) # login shell is sh, but might be a symlink to bash or zsh if [ -n "${BASH}" ] ; then GHCUP_PROFILE_FILE="$HOME/.bashrc" MY_SHELL="bash" elif [ -n "${ZSH_VERSION}" ] ; then GHCUP_PROFILE_FILE="$HOME/.zshrc" MY_SHELL="zsh" else return fi ;; */fish) # login shell is fish GHCUP_PROFILE_FILE="$HOME/.config/fish/config.fish" MY_SHELL="fish" ;; *) return ;; esac warn "" warn "Detected ${MY_SHELL} shell on your system..." warn "Do you want ghcup to automatically add the required PATH variable to \"${GHCUP_PROFILE_FILE}\"?" warn "" warn "[P] Yes, prepend [A] Yes, append [N] No [?] Help (default is \"P\")." warn "" while true; do if [ -z "${BOOTSTRAP_HASKELL_NONINTERACTIVE}" ] ; then read -r next_answer "${GHCUP_DIR}"/env || die "Failed to create env file" export PATH="\$HOME/.cabal/bin:${GHCUP_BIN}:\$PATH" EOF ;; [Aa]*) cat <<-EOF > "${GHCUP_DIR}"/env || die "Failed to create env file" export PATH="\$HOME/.cabal/bin:\$PATH:${GHCUP_BIN}" EOF ;; *) ;; esac case $next_answer in [Nn]*) return ;; [Pp]* | [Aa]* | "") case $MY_SHELL in "") break ;; fish) mkdir -p "${GHCUP_PROFILE_FILE%/*}" sed -i -e '/# ghcup-env$/ s/^#*/#/' "${GHCUP_PROFILE_FILE}" case $next_answer in [Pp]* | "") echo "set -q GHCUP_INSTALL_BASE_PREFIX[1]; or set GHCUP_INSTALL_BASE_PREFIX \$HOME ; set -gx PATH \$HOME/.cabal/bin $GHCUP_BIN \$PATH # ghcup-env" >> "${GHCUP_PROFILE_FILE}" ;; [Aa]*) echo "set -q GHCUP_INSTALL_BASE_PREFIX[1]; or set GHCUP_INSTALL_BASE_PREFIX \$HOME ; set -gx PATH \$HOME/.cabal/bin \$PATH $GHCUP_BIN # ghcup-env" >> "${GHCUP_PROFILE_FILE}" ;; esac break ;; bash) sed -i -e '/# ghcup-env$/ s/^#*/#/' "${GHCUP_PROFILE_FILE}" echo "[ -f \"${GHCUP_DIR}/env\" ] && source \"${GHCUP_DIR}/env\" # ghcup-env" >> "${GHCUP_PROFILE_FILE}" case "${plat}" in "Darwin"|"darwin") if ! grep -q "ghcup-env" "${HOME}/.bash_profile" ; then echo "[[ -f ~/.bashrc ]] && source ~/.bashrc # ghcup-env" >> "${HOME}/.bash_profile" fi ;; esac break ;; zsh) sed -i -e '/# ghcup-env$/ s/^#*/#/' "${GHCUP_PROFILE_FILE}" echo "[ -f \"${GHCUP_DIR}/env\" ] && source \"${GHCUP_DIR}/env\" # ghcup-env" >> "${GHCUP_PROFILE_FILE}" break ;; esac warn "OK! ${GHCUP_PROFILE_FILE} has been modified. Restart your terminal for the changes to take effect," warn "or type \"source ${GHCUP_DIR}/env\" to apply them in your current terminal session." return ;; *) echo "Possible choices are:" echo echo "P - Yes, prepend to PATH, taking precedence (default)" echo "A - Yes, append to PATH" echo "N - No, don't mess with my configuration" echo echo "Please make your choice and press ENTER." ;; esac done } echo echo "Welcome to Haskell!" echo echo "This script will download and install the following binaries:" echo " * ghcup - The Haskell toolchain installer" echo " * ghc - The Glasgow Haskell Compiler" echo " * cabal - The Cabal build tool for managing Haskell software" echo " * stack - (optional) A cross-platform program for developing Haskell projects" echo " * hls - (optional) A language server for developers to integrate with their editor/IDE" echo if [ -z "${GHCUP_USE_XDG_DIRS}" ] ; then echo "ghcup installs only into the following directory," echo "which can be removed anytime:" case "${plat}" in MSYS*|MINGW*) echo " $(cygpath -w "$GHCUP_DIR")" ;; *) echo " $GHCUP_DIR" ;; esac else echo "ghcup installs into XDG directories as long as" echo "'GHCUP_USE_XDG_DIRS' is set." fi echo if [ -z "${BOOTSTRAP_HASKELL_NONINTERACTIVE}" ] ; then warn "Press ENTER to proceed or ctrl-c to abort." warn "Note that this script can be re-run at any given time." echo # Wait for user input to continue. # shellcheck disable=SC2034 read -r answer /dev/null 2>&1 ; then if [ -z "${BOOTSTRAP_HASKELL_NO_UPGRADE}" ] ; then _eghcup upgrade || download_ghcup fi else download_ghcup fi echo echo "$(if [ -n "${BOOTSTRAP_HASKELL_YAML}" ] ; then ghcup -s "${BOOTSTRAP_HASKELL_YAML}" tool-requirements ; else ghcup tool-requirements ; fi)" echo if [ -z "${BOOTSTRAP_HASKELL_NONINTERACTIVE}" ] ; then warn "Press ENTER to proceed or ctrl-c to abort." warn "Installation may take a while." echo # Wait for user input to continue. # shellcheck disable=SC2034 read -r answer