Swap installation order of Trixi.jl and LibTrixi.jl

.github/workflows/ci.yml

@@ -37,13 +37,13 @@ jobs:
         julia_version:
           - '1.10'
         t8code_version:
-          - '1.4.1'
+          - '2.0.0'
         include:
           - os: ubuntu-latest
             test_type: package-compiler
             arch: x64
             julia_version: '1.9.3'  # 1.9.4: missing nghttp2 symbols in libcurl
-            t8code_version: '1.4.1'
+            t8code_version: '2.0.0'
     env:
       # Necessary for HDF5 to play nice with Julia
       LD_PRELOAD: /lib/x86_64-linux-gnu/libcurl.so.4

LibTrixi.jl/Project.toml

@@ -13,7 +13,7 @@ Trixi = "a7f1ee26-1774-49b1-8366-f1abc58fbfcb"
 MPI = "0.20.13"
 OrdinaryDiffEq = "6.53.2"
 Pkg = "1.8"
-Trixi = "0.5.29, 0.6, 0.7"
+Trixi = "0.7.16"
 julia = "1.8"
 
 [preferences.OrdinaryDiffEq]

LibTrixi.jl/src/api_jl.jl

@@ -77,8 +77,8 @@ end
 
 
 function trixi_nelements_global_jl(simstate)
-    _, _, solver, cache = mesh_equations_solver_cache(simstate.semi)
-    return nelementsglobal(solver, cache)
+    mesh, _, solver, cache = mesh_equations_solver_cache(simstate.semi)
+    return nelementsglobal(mesh, solver, cache)
 end
 
 

utils/libtrixi-init-julia

@@ -335,15 +335,10 @@ fi
 [ $? -eq 0 ] || die "could not configure system HDF5 library for Julia"
 echo
 
-# Develop LibTrixi.jl
-echo "Install LibTrixi.jl..."
-JULIA_DEPOT_PATH="$julia_depot" JULIA_PKG_PRECOMPILE_AUTO=0 \
-    $julia_exec --project=. \
-    -e "using Pkg; Pkg.develop(path=\"$libtrixi_jl_path\")"
-[ $? -eq 0 ] || die "could not install LibTrixi.jl"
-echo
-
-# Install remaining dependencies
+# Install Trixi.jl and OrdinaryDiffEq.jl first
+# Rationale: By first installing Trixi.jl, we ensure that we use its latest version,
+# even if it does not play nicely with the latest version of OrdinaryDiffEq.jl.
+# xref: https://github.com/trixi-framework/libtrixi/issues/190
 echo "Install Trixi.jl and OrdinaryDiffEq.jl..."
 JULIA_DEPOT_PATH="$julia_depot" JULIA_PKG_PRECOMPILE_AUTO=0 \
     $julia_exec --project=. \
@@ -354,6 +349,14 @@ Pkg.add([\"Trixi\", \"OrdinaryDiffEq\"])
 [ $? -eq 0 ] || die "could not install dependencies"
 echo
 
+# Develop LibTrixi.jl
+echo "Install LibTrixi.jl..."
+JULIA_DEPOT_PATH="$julia_depot" JULIA_PKG_PRECOMPILE_AUTO=0 \
+    $julia_exec --project=. \
+    -e "using Pkg; Pkg.develop(path=\"$libtrixi_jl_path\")"
+[ $? -eq 0 ] || die "could not install LibTrixi.jl"
+echo
+
 # Install and precompile everything
 if [ $SKIP_PRECOMPILE -ne 1 ]; then
   echo "Precompile all packages ..."