Allow MPI.jl 0.20 (#59)

* CI: test with default MPI binaries (from MPI_jll)

* Allow MPI.jl 0.20

* `Waitall!` -> `Waitall`

* Require Julia 1.7+

* Use system MPI for docs

.github/workflows/ci.yml

@@ -10,9 +10,6 @@ on:
       - master
     tags: '*'
 
-env:
-  JULIA_MPI_BINARY: system
-
 jobs:
   test:
     name: Julia ${{ matrix.version }} - ${{ matrix.os }} - ${{ matrix.arch }} - ${{ github.event_name }}
@@ -23,7 +20,7 @@ jobs:
       matrix:
         experimental: [false]
         version:
-          - '1.6'
+          - '1.7'
           - '1.8'
         os:
           - ubuntu-latest
@@ -36,11 +33,6 @@ jobs:
             experimental: true
 
     steps:
-      - name: Install libraries
-        run: |
-          sudo apt-get update
-          sudo apt-get install mpich libmpich-dev
-
       - uses: actions/checkout@v2
 
       - uses: julia-actions/setup-julia@v1
@@ -60,18 +52,17 @@ jobs:
             ${{ runner.os }}-
 
       - name: Precompile
+        shell: julia --color=yes --project=. {0}
         run: |
-          julia --project -e '
-            using Pkg
-            using InteractiveUtils
-            versioninfo()
-            pkg"instantiate"
-            pkg"precompile"
-            using MPI
-            println("\n", MPI.MPI_LIBRARY_VERSION_STRING)'
+          using Pkg
+          using InteractiveUtils
+          versioninfo()
+          pkg"instantiate"
+          pkg"precompile"
+          using MPI
+          println("\n", MPI.MPI_LIBRARY_VERSION_STRING)
 
       - uses: julia-actions/julia-buildpkg@v1
-
       - uses: julia-actions/julia-runtest@v1
 
       - uses: julia-actions/julia-processcoverage@v1
@@ -94,6 +85,19 @@ jobs:
       - uses: julia-actions/setup-julia@latest
         with:
           version: '1.8'
+
+      - name: Add MPIPreferences
+        shell: julia --color=yes --project=. {0}
+        run: |
+          using Pkg
+          Pkg.add("MPIPreferences")
+
+      - name: Use system MPI
+        shell: julia --color=yes --project=. {0}
+        run: |
+          using MPIPreferences
+          MPIPreferences.use_system_binary()
+
       - name: Install dependencies
         run: |
           julia --project=docs -e '

.gitignore

@@ -1,4 +1,5 @@
 /Manifest.toml
+LocalPreferences.toml
 
 *.so
 

Project.toml

@@ -1,7 +1,7 @@
 name = "PencilFFTs"
 uuid = "4a48f351-57a6-4416-9ec4-c37015456aae"
 authors = ["Juan Ignacio Polanco <[email protected]>"]
-version = "0.14.1"
+version = "0.14.2"
 
 [deps]
 AbstractFFTs = "621f4979-c628-5d54-868e-fcf4e3e8185c"
@@ -15,8 +15,8 @@ TimerOutputs = "a759f4b9-e2f1-59dc-863e-4aeb61b1ea8f"
 [compat]
 AbstractFFTs = "1"
 FFTW = "1"
-MPI = "0.19"
+MPI = "0.19, 0.20"
 PencilArrays = "0.17"
 Reexport = "1"
 TimerOutputs = "0.5"
-julia = "1.6"
+julia = "1.7"

docs/.gitignore

@@ -1,3 +1,6 @@
 /build
 /Manifest.toml
 /src/generated
+
+*.mp4
+/build.*

src/operations.jl

@@ -205,7 +205,7 @@ _apply_plans_out_of_place!(dir::Val, ::PencilFFTPlan, y::PencilArray,
 
 # Wait for send operations to complete (only has an effect for specific
 # transposition methods).
-_wait_mpi_operations!(t, to) = @timeit_debug to "MPI.Waitall!" MPI.Waitall!(t)
+_wait_mpi_operations!(t, to) = @timeit_debug to "MPI.Waitall" MPI.Waitall(t)
 _wait_mpi_operations!(::Nothing, to) = nothing
 
 function _apply_plans_in_place!(