Update CI to use GitHub Actions

.github/workflows/tests.yml

@@ -3,47 +3,99 @@ name: Tests
 on:
     pull_request:
     push:
-        branches:
-        - master
+      branches:
+        - '**'
 
 jobs:
   build:
-    name: CI
+    name: GHC ${{ matrix.ghc-version }} on ${{ matrix.os }}
     runs-on: ${{ matrix.os }}
     strategy:
       fail-fast: false
       matrix:
         os: [ubuntu-latest, macos-latest, windows-latest]
-        args:
-        - "--resolver ghc-9.8.1"
-        - "--resolver ghc-9.6.3"
-        - "--resolver ghc-9.4.7"
-        - "--resolver ghc-9.2.8"
-        - "--resolver ghc-9.0.1"
-        - "--resolver ghc-8.10.4"
-        - "--resolver ghc-8.8.4"
-        - "--resolver ghc-8.6.5"
-        - "--resolver ghc-8.4.4"
-        - "--resolver ghc-8.2.2"
+        ghc-version:
+          - '9.8'
+          - '9.6'
+          - '9.4'
+          - '9.2'
+          - '9.0'
+          - '8.10'
+          - '8.8'
+          - '8.6'
+          - '8.4'
+          - '8.2'
 
     steps:
-      - name: Clone project
-        uses: actions/checkout@v4
+      - uses: actions/checkout@v4
 
-      - name: Build and run tests
-        shell: bash
+      - name: Set up GHC ${{ matrix.ghc-version }}
+        uses: haskell-actions/setup@v2
+        id: setup
+        with:
+          ghc-version: ${{ matrix.ghc-version }}
+          # Defaults, added for clarity:
+          cabal-version: 'latest'
+          cabal-update: true
+
+      - name: Configure the build
         run: |
-            set -ex
-            stack upgrade
-            stack --version
-            if [[ "${{ runner.os }}" = 'Windows' ]]
-            then
-              # Looks like a bug in Stack, this shouldn't break things
-              ls C:/ProgramData/Chocolatey/bin/
-              rm -rf C:/ProgramData/Chocolatey/bin/ghc*
-              stack ${{ matrix.args }} exec pacman -- --sync --refresh --noconfirm autoconf
-            fi
-            stack build
-            stack sdist --test-tarball
-            cd test
-            stack test --bench --no-run-benchmarks --haddock --no-terminal ${{ matrix.args }}
+          if [[ "${{ matrix.os }}" = "Windows" ]];
+          then
+            pacman -S --needed --noconfirm autoconf automake
+          fi
+          autoreconf -i
+          cabal configure --enable-tests --enable-benchmarks --disable-documentation
+          cabal build all --dry-run
+        # The last step generates dist-newstyle/cache/plan.json for the cache key.
+
+      - name: Restore cached dependencies
+        uses: actions/cache/restore@v3
+        id: cache
+        env:
+          key: ${{ runner.os }}-ghc-${{ steps.setup.outputs.ghc-version }}-cabal-${{ steps.setup.outputs.cabal-version }}
+        with:
+          path: ${{ steps.setup.outputs.cabal-store }}
+          key: ${{ env.key }}-plan-${{ hashFiles('**/plan.json') }}
+          restore-keys: ${{ env.key }}-
+
+      - name: Install dependencies
+        # If we had an exact cache hit, the dependencies will be up to date.
+        if: steps.cache.outputs.cache-hit != 'true'
+        run: cabal build all --only-dependencies
+
+      # Cache dependencies already here, so that we do not have to rebuild them should the subsequent steps fail.
+      - name: Save cached dependencies
+        uses: actions/cache/save@v3
+        # If we had an exact cache hit, trying to save the cache would error because of key clash.
+        if: steps.cache.outputs.cache-hit != 'true'
+        with:
+          path: ${{ steps.setup.outputs.cabal-store }}
+          key: ${{ steps.cache.outputs.cache-primary-key }}
+
+      - name: Build
+        run: |
+          cabal build process
+
+      - name: Source dist
+        run: |
+          cabal sdist all --ignore-project
+
+        # On Windows and with GHC >= 9.0, re-run the test-suite using WinIO.
+      - name: Run tests
+        run: |
+          cabal run process-tests:test
+          if (( "${{ matrix.os }}" = "Windows" && ${{ matrix.ghc-version }} >= "9.0" ));
+          then
+            cabal run process-tests:test -- +RTS --io-manager=native -RTS
+          fi
+
+      - name: Build documentation
+        run: cabal haddock process
+
+      - name: Check process.cabal
+        run: cabal check
+
+      - name: Check process-tests.cabal
+        working-directory: ./test
+        run: cabal check

.gitignore

@@ -1,10 +1,11 @@
-/.cabal-sandbox/
-/cabal.project.local
-/cabal.sandbox.config
-/dist/
-/dist-newstyle/
-/.stack-work/
+**/.cabal-sandbox/
+**/cabal.project.local
+**/cabal.sandbox.config
+**/dist/
+**/dist-newstyle/
+**/.stack-work/
 *.swp
+stack.yaml.lock
 
 # Specific generated files
 GNUmakefile

cabal.project

@@ -0,0 +1 @@
+packages: ., test

process.cabal

@@ -18,9 +18,11 @@ description:
     read more about it at
     <https://github.com/fpco/typed-process/#readme>.
 
+extra-doc-files:
+    changelog.md
+
 extra-source-files:
     aclocal.m4
-    changelog.md
     configure
     configure.ac
     include/HsProcessConfig.h.in
@@ -85,7 +87,7 @@ library
         runProcess.h
         processFlags.h
 
-    ghc-options: -Wall -rtsopts
+    ghc-options: -Wall
 
     build-depends: base      >= 4.10 && < 4.20,
                    directory >= 1.1 && < 1.4,

stack.yaml

@@ -1 +1,12 @@
 resolver: ghc-9.2.3
+
+packages:
+  - .
+  - test
+
+extra-deps:
+  - Cabal-3.6.3.0
+
+allow-newer: True
+allow-newer-deps:
+  - Cabal

test/LICENSE

@@ -0,0 +1,31 @@
+Copyright (c) 2024, the Haskell process developers.
+
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are
+met:
+
+    * Redistributions of source code must retain the above copyright
+      notice, this list of conditions and the following disclaimer.
+
+    * Redistributions in binary form must reproduce the above
+      copyright notice, this list of conditions and the following
+      disclaimer in the documentation and/or other materials provided
+      with the distribution.
+
+    * Neither the name of Isaac Jones nor the names of other
+      contributors may be used to endorse or promote products derived
+      from this software without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

test/process-tests.cabal

@@ -2,7 +2,7 @@ cabal-version: 2.4
 name:          process-tests
 version:       1.6.19.0
 license:       BSD-3-Clause
-license-file:  ../LICENSE
+license-file:  LICENSE
 maintainer:    libraries@haskell.org
 bug-reports:   https://github.com/haskell/process/issues
 synopsis:      Testing package for the process library
@@ -16,6 +16,10 @@ source-repository head
     location: https://github.com/haskell/process.git
     subdir:   tests
 
+common process-dep
+  build-depends:
+    process == 1.6.19.0
+
 custom-setup
   setup-depends:
     base      >= 4.10 && < 4.20,
@@ -25,27 +29,25 @@ custom-setup
 
 -- Test executable for the CommunicationHandle functionality
 executable cli-child
+  import: process-dep
   default-language: Haskell2010
   hs-source-dirs: cli-child
   main-is: main.hs
   build-depends: base >= 4 && < 5
-               , deepseq
-               , process
+               , deepseq >= 1.1 && < 1.6
   ghc-options: -threaded -rtsopts
 
 test-suite test
+  import: process-dep
   default-language: Haskell2010
   hs-source-dirs: .
   main-is: main.hs
   type: exitcode-stdio-1.0
-  -- Add otherwise redundant bounds on base since GHC's build system runs
-  -- `cabal check`, which mandates bounds on base.
   build-depends: base >= 4 && < 5
                , bytestring
                , deepseq
                , directory
                , filepath
-               , process == 1.6.19.0
   build-tool-depends: process-tests:cli-child
   ghc-options: -threaded -rtsopts -with-rtsopts "-N"
   other-modules: Test.Paths