Dockerfile updates

It appears tat at least alpine:3.16 is broken
and produces linking errors.

.cirrus.yml

@@ -4,8 +4,8 @@ freebsd_instance:
 build_task:
   name: build
   env:
-    GHC_VER: 9.2.4
-    CABAL_VER: 3.8.1.0
+    GHC_VER: 9.4.8
+    CABAL_VER: 3.10.2.0
     ARTIFACT: "x86_64-portbld-freebsd-ghcup"
     ARCH: 64
     RUNNER_OS: FreeBSD

.github/scripts/test.sh

@@ -193,7 +193,7 @@ sha=$(sha_sum "${GHCUP_DIR}/cache/ghcup-${JSON_VERSION}.yaml")
 # invalidate access time timer, which is 5minutes, so we re-download
 touch -a -m -t '199901010101' "${GHCUP_DIR}/cache/ghcup-${JSON_VERSION}.yaml"
 # redownload same file with some newlines added
-raw_eghcup -s https://raw.githubusercontent.com/haskell/ghcup-metadata/exp/ghcup-0.0.7.yaml list
+raw_eghcup -s https://raw.githubusercontent.com/haskell/ghcup-metadata/exp/ghcup-${JSON_VERSION}.yaml list
 # snapshot new yaml and etags file
 etag2=$(cat "${GHCUP_DIR}/cache/ghcup-${JSON_VERSION}.yaml.etags")
 sha2=$(sha_sum "${GHCUP_DIR}/cache/ghcup-${JSON_VERSION}.yaml")
@@ -203,7 +203,7 @@ sha2=$(sha_sum "${GHCUP_DIR}/cache/ghcup-${JSON_VERSION}.yaml")
 # invalidate access time timer, which is 5minutes, but don't expect a re-download
 touch -a -m -t '199901010101' "${GHCUP_DIR}/cache/ghcup-${JSON_VERSION}.yaml"
 # this time, we expect the same hash and etag
-raw_eghcup -s https://raw.githubusercontent.com/haskell/ghcup-metadata/exp/ghcup-0.0.7.yaml list
+raw_eghcup -s https://raw.githubusercontent.com/haskell/ghcup-metadata/exp/ghcup-${JSON_VERSION}.yaml list
 etag3=$(cat "${GHCUP_DIR}/cache/ghcup-${JSON_VERSION}.yaml.etags")
 sha3=$(sha_sum "${GHCUP_DIR}/cache/ghcup-${JSON_VERSION}.yaml")
 [ "${etag2}" = "${etag3}" ]

.github/workflows/release.yaml

@@ -21,8 +21,8 @@ jobs:
     name: Build linux binary
     runs-on: ${{ matrix.os }}
     env:
-      CABAL_VER: 3.10.1.0
-      JSON_VERSION: "0.0.7"
+      CABAL_VER: 3.10.2.0
+      JSON_VERSION: "0.0.8"
       AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
       AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }}
       S3_HOST: ${{ secrets.S3_HOST }}
@@ -32,11 +32,11 @@ jobs:
         include:
           - os: ubuntu-latest
             ARTIFACT: "i386-linux-ghcup"
-            GHC_VER: 8.10.7
+            GHC_VER: 9.4.8
             ARCH: 32
           - os: ubuntu-latest
             ARTIFACT: "x86_64-linux-ghcup"
-            GHC_VER: 8.10.7
+            GHC_VER: 9.4.8
             ARCH: 64
     steps:
       - name: Checkout code
@@ -46,7 +46,7 @@ jobs:
 
       - if: matrix.ARCH == '32'
         name: Run build (32 bit linux)
-        uses: docker://hasufell/i386-alpine-haskell:3.12
+        uses: docker://hasufell/i386-alpine-haskell:3.16
         with:
           args: sh .github/scripts/build.sh
         env:
@@ -85,8 +85,8 @@ jobs:
     name: Build ARM binary
     runs-on: ${{ matrix.os }}
     env:
-      CABAL_VER: 3.10.1.0
-      JSON_VERSION: "0.0.7"
+      CABAL_VER: 3.6.2.0
+      JSON_VERSION: "0.0.8"
       AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
       AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }}
       S3_HOST: ${{ secrets.S3_HOST }}
@@ -96,11 +96,11 @@ jobs:
         include:
           - os: [self-hosted, Linux, ARM64]
             ARTIFACT: "armv7-linux-ghcup"
-            GHC_VER: 9.2.2
+            GHC_VER: 9.2.8
             ARCH: ARM
           - os: [self-hosted, Linux, ARM64]
             ARTIFACT: "aarch64-linux-ghcup"
-            GHC_VER: 9.2.6
+            GHC_VER: 9.4.8
             ARCH: ARM64
     steps:
       - uses: docker://arm64v8/debian:10
@@ -158,9 +158,9 @@ jobs:
     name: Build binary (Mac/Win)
     runs-on: ${{ matrix.os }}
     env:
-      CABAL_VER: 3.10.1.0
+      CABAL_VER: 3.10.2.0
       MACOSX_DEPLOYMENT_TARGET: 10.13
-      JSON_VERSION: "0.0.7"
+      JSON_VERSION: "0.0.8"
       AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
       AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }}
       S3_HOST: ${{ secrets.S3_HOST }}
@@ -170,15 +170,15 @@ jobs:
         include:
           - os: [self-hosted, macOS, ARM64]
             ARTIFACT: "aarch64-apple-darwin-ghcup"
-            GHC_VER: 9.2.6
+            GHC_VER: 9.4.8
             ARCH: ARM64
           - os: macOS-11
             ARTIFACT: "x86_64-apple-darwin-ghcup"
-            GHC_VER: 9.2.6
+            GHC_VER: 9.4.8
             ARCH: 64
           - os: windows-latest
             ARTIFACT: "x86_64-mingw64-ghcup"
-            GHC_VER: 8.10.7
+            GHC_VER: 9.2.8
             ARCH: 64
     steps:
       - name: Checkout code
@@ -189,13 +189,13 @@ jobs:
       - if: matrix.ARCH == 'ARM64' && runner.os == 'macOS'
         name: Run build
         run: |
-          bash .github/scripts/brew.sh git coreutils llvm@11 autoconf automake
-          export PATH="$HOME/.brew/bin:$HOME/.brew/sbin:$HOME/.brew/opt/llvm@11/bin:$PATH"
-          export CC="$HOME/.brew/opt/llvm@11/bin/clang"
-          export CXX="$HOME/.brew/opt/llvm@11/bin/clang++"
+          bash .github/scripts/brew.sh git coreutils llvm@13 autoconf automake
+          export PATH="$HOME/.brew/bin:$HOME/.brew/sbin:$HOME/.brew/opt/llvm@13/bin:$PATH"
+          export CC="$HOME/.brew/opt/llvm@13/bin/clang"
+          export CXX="$HOME/.brew/opt/llvm@13/bin/clang++"
           export LD=ld
-          export AR="$HOME/.brew/opt/llvm@11/bin/llvm-ar"
-          export RANLIB="$HOME/.brew/opt/llvm@11/bin/llvm-ranlib"
+          export AR="$HOME/.brew/opt/llvm@13/bin/llvm-ar"
+          export RANLIB="$HOME/.brew/opt/llvm@13/bin/llvm-ranlib"
           bash .github/scripts/build.sh
         env:
           ARTIFACT: ${{ matrix.ARTIFACT }}
@@ -251,24 +251,24 @@ jobs:
     needs: "build-linux"
     runs-on: ${{ matrix.os }}
     env:
-      CABAL_VER: 3.10.1.0
-      JSON_VERSION: "0.0.7"
+      CABAL_VER: 3.10.2.0
+      JSON_VERSION: "0.0.8"
     strategy:
       matrix:
         include:
           - os: ubuntu-latest
             ARTIFACT: "i386-linux-ghcup"
-            GHC_VER: 8.10.7
+            GHC_VER: 9.4.8
             ARCH: 32
             DISTRO: Alpine
           - os: ubuntu-latest
             ARTIFACT: "x86_64-linux-ghcup"
-            GHC_VER: 8.10.7
+            GHC_VER: 9.4.8
             ARCH: 64
             DISTRO: Alpine
           - os: ubuntu-latest
             ARTIFACT: "x86_64-linux-ghcup"
-            GHC_VER: 8.10.7
+            GHC_VER: 9.4.8
             ARCH: 64
             DISTRO: Ubuntu
 
@@ -285,7 +285,7 @@ jobs:
 
       - if: matrix.ARCH == '32' && matrix.DISTRO == 'Alpine'
         name: Run test (32 bit linux Alpine)
-        uses: docker://hasufell/i386-alpine-haskell:3.12
+        uses: docker://hasufell/i386-alpine-haskell:3.16
         with:
           args: sh .github/scripts/test.sh
         env:
@@ -329,19 +329,19 @@ jobs:
     needs: "build-arm"
     runs-on: ${{ matrix.os }}
     env:
-      CABAL_VER: 3.10.1.0
-      JSON_VERSION: "0.0.7"
+      CABAL_VER: 3.6.2.0
+      JSON_VERSION: "0.0.8"
     strategy:
       matrix:
         include:
           - os: [self-hosted, Linux, ARM64]
             ARTIFACT: "armv7-linux-ghcup"
-            GHC_VER: 9.2.2
+            GHC_VER: 9.2.8
             ARCH: ARM
             DISTRO: Ubuntu
           - os: [self-hosted, Linux, ARM64]
             ARTIFACT: "aarch64-linux-ghcup"
-            GHC_VER: 9.2.6
+            GHC_VER: 9.4.8
             ARCH: ARM64
             DISTRO: Ubuntu
 
@@ -396,25 +396,25 @@ jobs:
     needs: "build-macwin"
     runs-on: ${{ matrix.os }}
     env:
-      CABAL_VER: 3.10.1.0
+      CABAL_VER: 3.10.2.0
       MACOSX_DEPLOYMENT_TARGET: 10.13
-      JSON_VERSION: "0.0.7"
+      JSON_VERSION: "0.0.8"
     strategy:
       matrix:
         include:
           - os: [self-hosted, macOS, ARM64]
             ARTIFACT: "aarch64-apple-darwin-ghcup"
-            GHC_VER: 9.2.6
+            GHC_VER: 9.4.8
             ARCH: ARM64
             DISTRO: na
           - os: macOS-11
             ARTIFACT: "x86_64-apple-darwin-ghcup"
-            GHC_VER: 9.2.6
+            GHC_VER: 9.4.8
             ARCH: 64
             DISTRO: na
           - os: windows-latest
             ARTIFACT: "x86_64-mingw64-ghcup"
-            GHC_VER: 8.10.7
+            GHC_VER: 9.2.8
             ARCH: 64
             DISTRO: na
 
@@ -475,7 +475,7 @@ jobs:
       GHC_VERSION: "8.10.7"
       HLS_TARGET_VERSION: "1.8.0.0"
       CABAL_VERSION: "3.8.1.0"
-      JSON_VERSION: "0.0.7"
+      JSON_VERSION: "0.0.8"
       ARTIFACT: "x86_64-linux-ghcup"
       DISTRO: Ubuntu
       ARCH: 64

docker/alpine32/Dockerfile

@@ -1,8 +1,11 @@
-FROM --platform=linux/i386 i386/alpine:3.12
+FROM --platform=linux/i386 i386/alpine:3.19
 
 ENV LANG C.UTF-8
 
 RUN apk add --no-cache \
+            autoconf \
+			automake \
+			libtool \
             curl \
             gcc \
             g++ \
@@ -37,8 +40,8 @@ RUN apk add --no-cache \
             xz-dev \
             ncurses-static
 
-ARG GHCUP_VERSION=0.1.19.4
-ARG GPG_KEY=7D1E8AFD1D4A16D71FADA2F2CCC85C0E40C06A8C
+ARG GHCUP_VERSION=0.1.20.0
+ARG GPG_KEY="7D1E8AFD1D4A16D71FADA2F2CCC85C0E40C06A8C FFEB7CE81E16A36B3E2DED6F2DE04D4E97DB64AD 88B57FCF7DB53B4DB3BFA4B1588764FBE22D19C4 EAF2A9A722C0C96F2B431CA511AAD8CEDEE0CAEF"
 
 # install ghcup
 RUN gpg --batch --keyserver keys.openpgp.org --recv-keys $GPG_KEY && \
@@ -51,9 +54,9 @@ RUN gpg --batch --keyserver keys.openpgp.org --recv-keys $GPG_KEY && \
     chmod +x /usr/bin/ghcup && \
     rm -rf SHA256SUMS SHA256SUMS.sig
 
-ARG GHC=8.10.7
-ARG CABAL_INSTALL=3.6.2.0
-ARG STACK=2.9.1
+ARG GHC=9.4.8
+ARG CABAL_INSTALL=3.10.2.0
+ARG STACK=2.13.1
 
 ENV GHCUP_CURL_OPTS="--silent"
 ENV NO_COLOR=1
@@ -63,7 +66,7 @@ RUN ghcup config set gpg-setting GPGStrict && \
 	ghcup --verbose install ghc   --isolate=/usr     --force ${GHC} && \
 	ghcup --verbose install cabal --isolate=/usr/bin --force ${CABAL_INSTALL} && \
 	find "/usr/lib/ghc-${GHC}/" \( -name "*_p.a" -o -name "*.p_hi" \) -type f -delete && \
-	rm -r "/usr/share/doc/ghc-${GHC}" && \
+	rm -rf "/usr/share/doc/ghc-${GHC}" && \
 	rm -rf /tmp/ghcup* && \
 	ghcup gc -p -s -c -t
 

docker/alpine64/Dockerfile

@@ -3,6 +3,9 @@ FROM alpine:3.12
 ENV LANG C.UTF-8
 
 RUN apk add --no-cache \
+            autoconf \
+			automake \
+			libtool \
             curl \
             gcc \
             g++ \
@@ -37,8 +40,8 @@ RUN apk add --no-cache \
             xz-dev \
             ncurses-static
 
-ARG GHCUP_VERSION=0.1.19.4
-ARG GPG_KEY=7D1E8AFD1D4A16D71FADA2F2CCC85C0E40C06A8C
+ARG GHCUP_VERSION=0.1.20.0
+ARG GPG_KEY="7D1E8AFD1D4A16D71FADA2F2CCC85C0E40C06A8C FFEB7CE81E16A36B3E2DED6F2DE04D4E97DB64AD 88B57FCF7DB53B4DB3BFA4B1588764FBE22D19C4 EAF2A9A722C0C96F2B431CA511AAD8CEDEE0CAEF"
 
 
 # install ghcup
@@ -52,9 +55,9 @@ RUN gpg --batch --keyserver keys.openpgp.org --recv-keys $GPG_KEY && \
     chmod +x /usr/bin/ghcup && \
     rm -rf SHA256SUMS SHA256SUMS.sig
 
-ARG GHC=8.10.7
-ARG CABAL_INSTALL=3.6.2.0
-ARG STACK=2.9.1
+ARG GHC=9.4.8
+ARG CABAL_INSTALL=3.10.2.0
+ARG STACK=2.13.1
 
 ENV GHCUP_CURL_OPTS="--silent"
 ENV NO_COLOR=1
@@ -64,7 +67,7 @@ RUN ghcup config set gpg-setting GPGStrict && \
 	ghcup --verbose install ghc   --isolate=/usr     --force ${GHC} && \
 	ghcup --verbose install cabal --isolate=/usr/bin --force ${CABAL_INSTALL} && \
 	find "/usr/lib/ghc-${GHC}/" \( -name "*_p.a" -o -name "*.p_hi" \) -type f -delete && \
-	rm -r "/usr/share/doc/ghc-${GHC}" && \
+	rm -rf "/usr/share/doc/ghc-${GHC}" && \
 	rm -rf /tmp/ghcup* && \
 	ghcup gc -p -s -c -t
 

docker/arm32v7/buster/Dockerfile

@@ -29,8 +29,8 @@ RUN apt-get update && \
 
 RUN update_opt.sh 11 1
 
-ARG GHCUP_VERSION=0.1.19.4
-ARG GPG_KEY=7D1E8AFD1D4A16D71FADA2F2CCC85C0E40C06A8C
+ARG GHCUP_VERSION=0.1.20.0
+ARG GPG_KEY="7D1E8AFD1D4A16D71FADA2F2CCC85C0E40C06A8C FFEB7CE81E16A36B3E2DED6F2DE04D4E97DB64AD 88B57FCF7DB53B4DB3BFA4B1588764FBE22D19C4 EAF2A9A722C0C96F2B431CA511AAD8CEDEE0CAEF"
 
 # install ghcup
 RUN gpg --batch --keyserver keys.openpgp.org --recv-keys $GPG_KEY && \
@@ -43,9 +43,9 @@ RUN gpg --batch --keyserver keys.openpgp.org --recv-keys $GPG_KEY && \
     chmod +x /usr/bin/ghcup && \
     rm -rf SHA256SUMS SHA256SUMS.sig
 
-ARG GHC=8.10.7
+ARG GHC=9.2.8
 ARG CABAL_INSTALL=3.6.2.0
-ARG STACK=2.9.1
+ARG STACK=2.13.1
 
 ENV GHCUP_CURL_OPTS="--silent"
 ENV NO_COLOR=1

docker/arm64v8/buster/Dockerfile

@@ -29,8 +29,8 @@ RUN apt-get update && \
 
 RUN update_opt.sh 11 1
 
-ARG GHCUP_VERSION=0.1.19.4
-ARG GPG_KEY=7D1E8AFD1D4A16D71FADA2F2CCC85C0E40C06A8C
+ARG GHCUP_VERSION=0.1.20.0
+ARG GPG_KEY="7D1E8AFD1D4A16D71FADA2F2CCC85C0E40C06A8C FFEB7CE81E16A36B3E2DED6F2DE04D4E97DB64AD 88B57FCF7DB53B4DB3BFA4B1588764FBE22D19C4 EAF2A9A722C0C96F2B431CA511AAD8CEDEE0CAEF"
 
 # install ghcup
 RUN gpg --batch --keyserver keys.openpgp.org --recv-keys $GPG_KEY && \
@@ -43,9 +43,9 @@ RUN gpg --batch --keyserver keys.openpgp.org --recv-keys $GPG_KEY && \
     chmod +x /usr/bin/ghcup && \
     rm -rf SHA256SUMS SHA256SUMS.sig
 
-ARG GHC=8.10.7
-ARG CABAL_INSTALL=3.6.2.0
-ARG STACK=2.9.1
+ARG GHC=9.4.8
+ARG CABAL_INSTALL=3.10.2.0
+ARG STACK=2.13.1
 
 ENV GHCUP_CURL_OPTS="--silent"
 ENV NO_COLOR=1

docs/guide.md

@@ -4,7 +4,7 @@ This is a more in-depth guide specific to GHCup. `ghcup --help` is your friend.
 
 ## Basic usage
 
-For the simple, interactive, text-based user interface (TUI) (not available on windows), run:
+For the simple, interactive, text-based user interface (TUI), run:
 
 ```sh
 ghcup tui
@@ -67,8 +67,7 @@ and make sure your bashrc sources the startup script
 
 `ghcup` is very portable. There are a few exceptions though:
 
-1. `ghcup tui` is only available on non-windows platforms
-2. legacy subcommands `ghcup install` (without a tool identifier) and `ghcup install-cabal` may be removed in the future
+1. legacy subcommands `ghcup install` (without a tool identifier) and `ghcup install-cabal` may be removed in the future
 
 # Configuration
 
@@ -557,7 +556,7 @@ You need the required wasm toolchain:
 git clone https://gitlab.haskell.org/ghc/ghc-wasm-meta.git
 cd ghc-wasm-meta/
 export SKIP_GHC=yes
-sh setup.sh
+./setup.sh
 source ~/.ghc-wasm/env
 ```
 

ghcup.cabal

@@ -327,10 +327,10 @@ executable ghcup
       , brick         ^>=2.1
       , transformers  ^>=0.5
       , vty           ^>=6.0
+      , optics        ^>=0.4
 
   if os(windows)
     cpp-options: -DIS_WINDOWS
-
   else
     build-depends: unix ^>=2.7
 

scripts/bootstrap/bootstrap-haskell

@@ -35,7 +35,7 @@ export GHCUP_SKIP_UPDATE_CHECK=yes
 : "${BOOTSTRAP_HASKELL_DOWNLOADER:=curl}"
 
 case "${plat}" in
-        MSYS*|MINGW*)
+        MSYS*|MINGW*|CYGWIN*)
 			: "${GHCUP_INSTALL_BASE_PREFIX:=/c}"
 			GHCUP_DIR=$(cygpath -u "${GHCUP_INSTALL_BASE_PREFIX}/ghcup")
 			GHCUP_BIN=$(cygpath -u "${GHCUP_INSTALL_BASE_PREFIX}/ghcup/bin")
@@ -72,7 +72,7 @@ warn() {
         printf "%s\\n" "$1"
     else
         case "${plat}" in
-                MSYS*|MINGW*)
+                MSYS*|MINGW*|CYGWIN*)
                     # shellcheck disable=SC3037
                     echo -e "\\033[0;35m$1\\033[0m"
                     ;;
@@ -88,7 +88,7 @@ yellow() {
         printf "%s\\n" "$1"
     else
         case "${plat}" in
-                MSYS*|MINGW*)
+                MSYS*|MINGW*|CYGWIN*)
                     # shellcheck disable=SC3037
                     echo -e "\\033[0;33m$1\\033[0m"
                     ;;
@@ -104,7 +104,7 @@ green() {
         printf "%s\\n" "$1"
     else
         case "${plat}" in
-                MSYS*|MINGW*)
+                MSYS*|MINGW*|CYGWIN*)
                     # shellcheck disable=SC3037
                     echo -e "\\033[0;32m$1\\033[0m"
                     ;;
@@ -160,7 +160,7 @@ _done() {
 	echo
 	echo "==============================================================================="
 	case "${plat}" in
-			MSYS*|MINGW*)
+   			MSYS*|MINGW*|CYGWIN*)
 				green
 				green "All done!"
 				green
@@ -313,7 +313,7 @@ download_ghcup() {
 					;;
 			esac
 			;;
-        MSYS*|MINGW*)
+        MSYS*|MINGW*|CYGWIN*)
 			case "${arch}" in
 				x86_64|amd64)
 					_url=${GHCUP_BASE_URL}/${ghver}/x86_64-mingw64-ghcup-${ghver}.exe
@@ -326,7 +326,7 @@ download_ghcup() {
 			;;
     esac
     case "${plat}" in
-        MSYS*|MINGW*)
+        MSYS*|MINGW*|CYGWIN*)
             case "${BOOTSTRAP_HASKELL_DOWNLOADER}" in
                 "curl")
 	                # shellcheck disable=SC2086
@@ -545,7 +545,7 @@ adjust_bashrc() {
 								printf "\n%s" "[[ -f ~/.bashrc ]] && source ~/.bashrc # ghcup-env" >> "${HOME}/.bash_profile"
 							fi
 							;;
-						MSYS*|MINGW*)
+   						MSYS*|MINGW*|CYGWIN*)
 							if [ ! -e "${HOME}/.bash_profile" ] ; then
 								echo '# generated by ghcup' > "${HOME}/.bash_profile"
 								echo 'test -f ~/.profile && . ~/.profile' >> "${HOME}/.bash_profile"
@@ -595,7 +595,7 @@ adjust_cabal_config() {
 
 ask_cabal_config_init() {
 	case "${plat}" in
-			MSYS*|MINGW*)
+   			MSYS*|MINGW*|CYGWIN*)
 				if [ -n "${BOOTSTRAP_HASKELL_ADJUST_CABAL_CONFIG}" ] ; then
 					return 1
 				fi
@@ -636,7 +636,7 @@ ask_cabal_config_init() {
 
 do_cabal_config_init() {
 	case "${plat}" in
-			MSYS*|MINGW*)
+   			MSYS*|MINGW*|CYGWIN*)
 		case $1 in
 			1)
 				adjust_cabal_config
@@ -756,7 +756,7 @@ if [ -z "${GHCUP_USE_XDG_DIRS}" ] ; then
 	echo "ghcup installs only into the following directory,"
     echo "which can be removed anytime:"
 	case "${plat}" in
-			MSYS*|MINGW*)
+   			MSYS*|MINGW*|CYGWIN*)
 				echo "  $(cygpath -w "$GHCUP_DIR")"
 				;;
 			*)
@@ -823,7 +823,7 @@ if [ -z "${BOOTSTRAP_HASKELL_MINIMAL}" ] ; then
 	edo cabal update --ignore-project
 else # don't install ghc and cabal
 	case "${plat}" in
-			MSYS*|MINGW*)
+   			MSYS*|MINGW*|CYGWIN*)
 				# need to bootstrap cabal to initialize config on windows
 				# we'll remove it afterwards
 				tmp_dir="$(mktemp -d)"

scripts/bootstrap/bootstrap-haskell.ps1

@@ -476,7 +476,9 @@ if (!(Test-Path -Path ('{0}' -f $MsysDir))) {
 
     Print-Msg -msg 'Extracting Msys2 archive...'
     $null = & "$archivePath" '-y' ('-o{0}' -f $GhcupDir)  # Extract
-    Remove-Item -Path "$archivePath"
+    # We ignore errors because we don't want the installation script to fail just because a temporary file can't be removed.
+    # Relevant issue: https://github.com/haskell/ghcup-hs/issues/952
+    Remove-Item -Path "$archivePath" -ErrorAction Continue
 
     Print-Msg -msg 'Processing MSYS2 bash for first time use...'
     Exec "$Bash" '-lc' 'exit'