Fix osu cross-compilation

Reviewed-by: Rodrigo Arias Mallo <rodrigo.arias@bsc.es>
Tested-by: Rodrigo Arias Mallo <rodrigo.arias@bsc.es>

overlay.nix

@@ -101,14 +101,16 @@ let
   pkgsTopLevel = filterAttrs (_: isDerivation) bscPkgs;
 
   # Native build in that platform doesn't imply cross build works
-  canCrossCompile = platform: pkg:
+  canCrossCompile = platform: default: pkg:
     (isDerivation pkg) &&
-    # Must be defined explicitly
-    (pkg.meta.cross or false) &&
-    (meta.availableOn platform pkg);
+    # If meta.cross is undefined, use default
+    (pkg.meta.cross or default) &&
+    (meta.availableOn final.pkgsCross.${platform}.stdenv.hostPlatform pkg);
 
   # For now only RISC-V
-  crossSet = { riscv64 = final.pkgsCross.riscv64.bsc.pkgsTopLevel; };
+  crossSet = genAttrs [ "riscv64" ] (platform:
+    filterAttrs (_: canCrossCompile platform true)
+      final.pkgsCross.${platform}.bsc.pkgsTopLevel);
 
   buildList = name: paths:
     final.runCommandLocal name { } ''
@@ -128,7 +130,7 @@ let
   # For now only RISC-V
   crossList = buildList "ci-cross"
     (filter
-      (canCrossCompile final.pkgsCross.riscv64.stdenv.hostPlatform)
+      (canCrossCompile "riscv64" false) # opt-in (pkgs with: meta.cross = true)
         (builtins.attrValues crossSet.riscv64));
 
 in bscPkgs // {

pkgs/amd-uprof/default.nix

@@ -90,7 +90,7 @@ in
     meta = {
       description = "Performance analysis tool-suite for x86 based applications";
       homepage = "https://www.amd.com/es/developer/uprof.html";
-      platforms = lib.platforms.linux;
+      platforms = [ "x86_64-linux" ];
       license = lib.licenses.unfree;
       maintainers = with lib.maintainers.bsc; [ rarias varcila ];
     };

pkgs/cudainfo/default.nix

@@ -1,5 +1,6 @@
 {
   stdenv
+, lib
 , cudatoolkit
 , cudaPackages
 , autoAddDriverRunpath
@@ -40,4 +41,9 @@ stdenv.mkDerivation (finalAttrs: {
     '';
     installPhase = "touch $out";
   };
+
+  meta = {
+    platforms = [ "x86_64-linux" ];
+    maintainers = with lib.maintainers.bsc; [ rarias ];
+  };
 })

pkgs/gpi-2/default.nix

@@ -9,7 +9,6 @@
 , automake
 , libtool
 , mpi
-, rsync
 , gfortran
 }:
 
@@ -44,13 +43,24 @@ stdenv.mkDerivation rec {
 
   configureFlags = [
     "--with-infiniband=${rdma-core-all}"
-    "--with-mpi=${mpiAll}"
+    "--with-mpi=yes"
     "--with-slurm"
     "CFLAGS=-fPIC"
     "CXXFLAGS=-fPIC"
   ];
 
-  buildInputs = [ slurm mpiAll rdma-core-all autoconf automake libtool rsync gfortran ];
+  nativeBuildInputs = [
+    autoconf
+    automake
+    gfortran
+    libtool
+  ];
+
+  buildInputs = [
+    slurm
+    mpiAll
+    rdma-core-all
+  ];
 
   hardeningDisable = [ "all" ];
 
@@ -60,5 +70,6 @@ stdenv.mkDerivation rec {
     maintainers = with lib.maintainers.bsc; [ rarias ];
     platforms = lib.platforms.linux;
     license = lib.licenses.gpl3Plus;
+    cross = false;
   };
 }

pkgs/mpich/default.nix

@@ -6,6 +6,13 @@
 , pmix
 , gfortran
 , symlinkJoin
+# Disabled when cross-compiling
+# To fix cross compilation, we should fill the values in:
+# https://github.com/pmodels/mpich/blob/main/maint/fcrosscompile/cross_values.txt.in
+# For each arch
+, enableFortran ? stdenv.hostPlatform == stdenv.buildPlatform
+, perl
+, targetPackages
 }:
 
 let
@@ -15,10 +22,13 @@ let
     paths = [ pmix.dev pmix.out ];
   };
 in mpich.overrideAttrs (old: {
-  buildInput = old.buildInputs ++ [
+  buildInputs = old.buildInputs ++ [
     libfabric
     pmixAll
   ];
+  nativeBuildInputs = old.nativeBuildInputs ++ [
+    perl
+  ];
   configureFlags = [
     "--enable-shared"
     "--enable-sharedlib"
@@ -31,10 +41,21 @@ in mpich.overrideAttrs (old: {
   ] ++ lib.optionals (lib.versionAtLeast gfortran.version "10") [
     "FFLAGS=-fallow-argument-mismatch" # https://github.com/pmodels/mpich/issues/4300
     "FCFLAGS=-fallow-argument-mismatch"
+  ] ++ lib.optionals (!enableFortran) [
+    "--disable-fortran"
   ];
+
+  preFixup = ''
+    sed -i 's:^CC=.*:CC=${targetPackages.stdenv.cc}/bin/${targetPackages.stdenv.cc.targetPrefix}cc:' $out/bin/mpicc
+    sed -i 's:^CXX=.*:CXX=${targetPackages.stdenv.cc}/bin/${targetPackages.stdenv.cc.targetPrefix}++:' $out/bin/mpicxx
+  '' + lib.optionalString enableFortran ''
+    sed -i 's:^FC=.*:FC=${targetPackages.gfortran or gfortran}/bin/${targetPackages.gfortran.targetPrefix or gfortran.targetPrefix}gfortran:' $out/bin/mpifort
+  '';
+
   hardeningDisable = [ "all" ];
 
   meta = old.meta // {
     maintainers = old.meta.maintainers ++ (with lib.maintainers.bsc; [ rarias ]);
+    cross = true;
   };
 })

pkgs/osu/default.nix

@@ -32,6 +32,11 @@ stdenv.mkDerivation rec {
       "CXX=mpicxx"
   ];
 
+  env = {
+    MPICH_CC="${stdenv.cc}/bin/${stdenv.cc.targetPrefix}gcc";
+    MPICH_CXX="${stdenv.cc}/bin/${stdenv.cc.targetPrefix}g++";
+  };
+
   postInstall = ''
     mkdir -p $out/bin
     for f in $(find $out -executable -type f); do
@@ -44,5 +49,6 @@ stdenv.mkDerivation rec {
     homepage = "http://mvapich.cse.ohio-state.edu/benchmarks/";
     maintainers = [ ];
     platforms = lib.platforms.all;
+    cross = true;
   };
 }

pkgs/sonar/default.nix

@@ -35,5 +35,6 @@ stdenv.mkDerivation rec {
     maintainers = with lib.maintainers.bsc; [ rarias ];
     platforms = lib.platforms.linux;
     license = lib.licenses.mit;
+    cross = true;
   };
 }

pkgs/tagaspi/default.nix

@@ -5,23 +5,14 @@
 , automake
 , autoconf
 , libtool
-, mpi
 , autoreconfHook
 , gpi-2
 , boost
 , numactl
 , rdma-core
 , gfortran
-, symlinkJoin
 }:
 
-let
-  mpiAll = symlinkJoin {
-    name = "mpi-all";
-    paths = [ mpi.all ];
-  };
-in
-
 stdenv.mkDerivation rec {
   pname = "tagaspi";
   enableParallelBuilding = true;
@@ -35,16 +26,18 @@ stdenv.mkDerivation rec {
     hash = "sha256-RGG/Re2uM293HduZfGzKUWioDtwnSYYdfeG9pVrX9EM=";
   };
 
-  buildInputs = [
+  nativeBuildInputs = [
     autoreconfHook
     automake
     autoconf
     libtool
+    gfortran
+  ];
+
+  buildInputs = [
     boost
     numactl
     rdma-core
-    gfortran
-    mpiAll
   ];
 
   dontDisableStatic = true;
@@ -63,5 +56,6 @@ stdenv.mkDerivation rec {
     maintainers = with lib.maintainers.bsc; [ rarias ];
     platforms = lib.platforms.linux;
     license = lib.licenses.gpl3Plus;
+    cross = false; # gpi-2 cannot cross
   };
 }

pkgs/tampi/default.nix

@@ -68,5 +68,6 @@ in stdenv.mkDerivation {
     maintainers = with lib.maintainers.bsc; [ rarias ];
     platforms = lib.platforms.linux;
     license = lib.licenses.gpl3Plus;
+    cross = true;
   };
 }