Unverified Commit 94761489 authored by Someone Serge's avatar Someone Serge
Browse files

mpich: extend the warning about pmix

parent 6cccc07a

pkgs/development/libraries/mpich/default.nix

+5 −3
Original line number Diff line number Diff line
@@ -3,10 +3,12 @@ 
# either libfabric or ucx work for ch4backend on linux. On darwin, neither of

# these libraries currently build so this argument is ignored on Darwin.

, ch4backend

# Process manager to build,

# Process managers to build (`--with-pm`),

# cf. https://github.com/pmodels/mpich/blob/b80a6d7c24defe7cdf6c57c52430f8075a0a41d6/README.vin#L562-L586

, withPm ? [ "hydra" "gforker" ]

, pmix

# PMIX support is likely incompatible with process managers (`--with-pm`)

# https://github.com/NixOS/nixpkgs/pull/274804#discussion_r1432601476

, pmixSupport ? false

} :
@@ -57,8 +59,8 @@ stdenv.mkDerivation rec { 
  '';



  meta = with lib; {

    # --with-pmix silently disables gforker

    broken = ((builtins.elem "gforker" processManagers) && pmixSupport);

    # As far as we know, --with-pmix silently disables all of `--with-pm`

    broken = pmixSupport && processManagers != [ ];



    description = "Implementation of the Message Passing Interface (MPI) standard";