#!/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 "${GHCUP_DIR}" cat <<-EOF > "${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 } 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 "${BOOTSTRAP_HASKELL_NONINTERACTIVE}" ] ; then warn "Press ENTER to proceed or ctrl-c to abort." warn "Installation may take a while." echo # Wait for user input to continue. # shellcheck disable=SC2034 read -r answer > "${GHCUP_PROFILE_FILE}" 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 ${GHCUP_DIR}/env\" to apply them in your current terminal session." _done ;; *) echo "Possible choices are:" echo echo "Y - Yes, update my \"${GHCUP_PROFILE_FILE}\" (default)" echo "N - No, don't mess with my configuration" echo echo "Please make your choice and press ENTER." ;; esac done fi _done ) # vim: tabstop=4 shiftwidth=4 expandtab