#!/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 # * BOOTSTRAP_HASKELL_MINIMAL - any nonzero value to only install ghcup # * 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 - the ghc version to install # * BOOTSTRAP_HASKELL_CABAL_VERSION - the cabal version to install # * BOOTSTRAP_HASKELL_INSTALL_STACK - whether to install latest stack # * BOOTSTRAP_HASKELL_INSTALL_HLS - whether to install latest hls # * BOOTSTRAP_HASKELL_ADJUST_BASHRC - whether to adjust PATH in bashrc (prepend) # * BOOTSTRAP_HASKELL_ADJUST_CABAL_CONFIG - whether to adjust mingw paths in cabal.config on windows # 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="0.1.16.2" base_url="https://downloads.haskell.org/~ghcup" export GHCUP_SKIP_UPDATE_CHECK=yes 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" "$1" ;; esac } yellow() { case "${plat}" in MSYS*|MINGW*) echo -e "\\033[0;33m$1\\033[0m" ;; *) printf "\\033[0;33m%s\\033[0m\\n" "$1" ;; esac } green() { case "${plat}" in MSYS*|MINGW*) echo -e "\\033[0;32m$1\\033[0m" ;; *) printf "\\033[0;32m%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() { echo echo "===============================================================================" case "${plat}" in MSYS*|MINGW*) green green "All done!" green green "In a new powershell or cmd.exe session, now you can..." green green "Start a simple repl via:" green " ghci" green green "Start a new haskell project in the current directory via:" green " cabal init --interactive" green green "Install other GHC versions and tools via:" green " ghcup list" green " ghcup install " green green "To install system libraries and update msys2/mingw64," green "open the \"Mingw haskell shell\"" green "and the \"Mingw package management docs\"" green "desktop shortcuts." ;; *) green green "All done!" green green "To start a simple repl, run:" green " ghci" green green "To start a new haskell project in the current directory, run:" green " cabal init --interactive" green green "To install other GHC versions and tools, run:" green " ghcup tui" ;; esac exit 0 } download_ghcup() { case "${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-${ghver} ;; aarch64|arm64|armv8l) # we could be in a 32bit docker container, in which # case uname doesn't give us what we want if [ "$(getconf LONG_BIT)" = "32" ] ; then _url=${base_url}/${ghver}/armv7-linux-ghcup-${ghver} elif [ "$(getconf LONG_BIT)" = "64" ] ; then _url=${base_url}/${ghver}/aarch64-linux-ghcup-${ghver} else die "Unknown long bit size: $(getconf LONG_BIT)" fi ;; *) 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 } # Figures out the users login shell and sets # GHCUP_PROFILE_FILE and MY_SHELL variables. find_shell() { 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 } # Ask user if they want to adjust the bashrc. ask_bashrc() { if [ -n "${BOOTSTRAP_HASKELL_ADJUST_BASHRC}" ] ; then return 1 elif [ -z "${MY_SHELL}" ] ; then return 0 fi while true; do if [ -z "${BOOTSTRAP_HASKELL_NONINTERACTIVE}" ] ; then echo "-------------------------------------------------------------------------------" 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 "" read -r bashrc_answer "${GHCUP_DIR}"/env || die "Failed to create env file" export PATH="\$HOME/.cabal/bin:${GHCUP_BIN}:\$PATH" EOF ;; 2) cat <<-EOF > "${GHCUP_DIR}"/env || die "Failed to create env file" export PATH="\$PATH:\$HOME/.cabal/bin:${GHCUP_BIN}" EOF ;; *) ;; esac case $1 in 1 | 2) case $MY_SHELL in "") warn_path "Couldn't figure out login shell!" return ;; fish) mkdir -p "${GHCUP_PROFILE_FILE%/*}" sed -i -e '/# ghcup-env$/ s/^#*/#/' "${GHCUP_PROFILE_FILE}" case $1 in 1) 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}" ;; 2) 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 ;; MSYS*|MINGW*) if [ ! -e "${HOME}/.bash_profile" ] ; then echo '# generated by ghcup' > "${HOME}/.bash_profile" echo 'test -f ~/.profile && . ~/.profile' >> "${HOME}/.bash_profile" echo 'test -f ~/.bashrc && . ~/.bashrc' >> "${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 echo echo "===============================================================================" echo 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 ;; *) warn_path ;; esac } warn_path() { echo echo "===============================================================================" echo [ -n "$1" ] && warn "$1" yellow "In order to run ghc and cabal, you need to adjust your PATH variable." yellow "To do so, you may want run 'source $GHCUP_DIR/env' in your current terminal" yellow "session as well as your shell configuration (e.g. ~/.bashrc)." } adjust_cabal_config() { edo cabal user-config -a "extra-prog-path: $(cygpath -w "$GHCUP_BIN"), $(cygpath -w "$HOME"/AppData/Roaming/cabal/bin), $(cygpath -w "$GHCUP_MSYS2"/usr/bin), $(cygpath -w "$GHCUP_MSYS2"/mingw64/bin)" -a "extra-include-dirs: $(cygpath -w "$GHCUP_MSYS2"/mingw64/include)" -a "extra-lib-dirs: $(cygpath -w "$GHCUP_MSYS2"/mingw64/lib)" -f init } ask_cabal_config_init() { case "${plat}" in MSYS*|MINGW*) if [ -n "${BOOTSTRAP_HASKELL_ADJUST_CABAL_CONFIG}" ] ; then return 1 fi if [ -z "${BOOTSTRAP_HASKELL_NONINTERACTIVE}" ] ; then echo "-------------------------------------------------------------------------------" warn "Create an initial cabal.config including relevant msys2 paths (recommended)?" warn "[Y] Yes [N] No [?] Help (default is \"Y\")." echo while true; do read -r mingw_answer /dev/null 2>&1 ; then if [ -z "${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