Merge branch 'npiperelay'

pkgs/development/compilers/go/1.17.nix

···
 , buildPackages
 , pkgsBuildTarget
 , callPackage
+, threadsCross ? null # for MinGW
 }:
+
+# threadsCross is just for MinGW
+assert threadsCross != null -> stdenv.targetPlatform.isWindows;
 
 let
   go_bootstrap = buildPackages.callPackage ./bootstrap.nix { };
···
   # We need a target compiler which is still runnable at build time,
   # to handle the cross-building case where build != host == target
   targetCC = pkgsBuildTarget.targetPackages.stdenv.cc;
+
+  isCross = stdenv.buildPlatform != stdenv.targetPlatform;
 in
 
 stdenv.mkDerivation rec {
···
   propagatedBuildInputs = lib.optionals stdenv.isDarwin [ xcbuild ];
 
   depsTargetTargetPropagated = lib.optionals stdenv.isDarwin [ Security Foundation ];
+
+  depsBuildTarget = lib.optional isCross targetCC;
+
+  depsTargetTarget = lib.optional (threadsCross != null) threadsCross;
 
   hardeningDisable = [ "all" ];
 
···
   # {CC,CXX}_FOR_TARGET must be only set for cross compilation case as go expect those
   # to be different from CC/CXX
   CC_FOR_TARGET =
-    if (stdenv.buildPlatform != stdenv.targetPlatform) then
+    if isCross then
       "${targetCC}/bin/${targetCC.targetPrefix}cc"
     else
       null;
   CXX_FOR_TARGET =
-    if (stdenv.buildPlatform != stdenv.targetPlatform) then
+    if isCross then
       "${targetCC}/bin/${targetCC.targetPrefix}c++"
     else
       null;
···
 
     export PATH=$(pwd)/bin:$PATH
 
-    ${lib.optionalString (stdenv.buildPlatform != stdenv.targetPlatform) ''
+    ${lib.optionalString isCross ''
     # Independent from host/target, CC should produce code for the building system.
     # We only set it when cross-compiling.
     export CC=${buildPackages.stdenv.cc}/bin/cc

pkgs/development/compilers/go/1.18.nix

···
 , buildPackages
 , pkgsBuildTarget
 , callPackage
+, threadsCross ? null # for MinGW
 }:
+
+# threadsCross is just for MinGW
+assert threadsCross != null -> stdenv.targetPlatform.isWindows;
 
 let
   go_bootstrap = buildPackages.callPackage ./bootstrap.nix { };
···
   # We need a target compiler which is still runnable at build time,
   # to handle the cross-building case where build != host == target
   targetCC = pkgsBuildTarget.targetPackages.stdenv.cc;
+
+  isCross = stdenv.buildPlatform != stdenv.targetPlatform;
 in
 
 stdenv.mkDerivation rec {
···
   propagatedBuildInputs = lib.optionals stdenv.isDarwin [ xcbuild ];
 
   depsTargetTargetPropagated = lib.optionals stdenv.isDarwin [ Security Foundation ];
+
+  depsBuildTarget = lib.optional isCross targetCC;
+
+  depsTargetTarget = lib.optional (threadsCross != null) threadsCross;
 
   hardeningDisable = [ "all" ];
 
···
   # {CC,CXX}_FOR_TARGET must be only set for cross compilation case as go expect those
   # to be different from CC/CXX
   CC_FOR_TARGET =
-    if (stdenv.buildPlatform != stdenv.targetPlatform) then
+    if isCross then
       "${targetCC}/bin/${targetCC.targetPrefix}cc"
     else
       null;
   CXX_FOR_TARGET =
-    if (stdenv.buildPlatform != stdenv.targetPlatform) then
+    if isCross then
       "${targetCC}/bin/${targetCC.targetPrefix}c++"
     else
       null;
···
 
     export PATH=$(pwd)/bin:$PATH
 
-    ${lib.optionalString (stdenv.buildPlatform != stdenv.targetPlatform) ''
+    ${lib.optionalString isCross ''
     # Independent from host/target, CC should produce code for the building system.
     # We only set it when cross-compiling.
     export CC=${buildPackages.stdenv.cc}/bin/cc

pkgs/os-specific/windows/default.nix

···
     stdenv = crossThreadsStdenv;
   };
 
+  npiperelay = callPackage ./npiperelay { };
+
   pthreads = callPackage ./pthread-w32 { };
 
   wxMSW = callPackage ./wxMSW-2.8 { };

pkgs/os-specific/windows/npiperelay/default.nix

···
+{ lib, buildGoModule, fetchFromGitHub }:
+
+buildGoModule rec {
+  pname = "npiperelay";
+  version = "0.1.0";
+
+  src = fetchFromGitHub {
+    owner = "jstarks";
+    repo = "npiperelay";
+    rev = "v${version}";
+    sha256 = "sha256-cg4aZmpTysc8m1euxIO2XPv8OMnBk1DwhFcuIFHF/1o=";
+  };
+
+  vendorSha256 = null;
+
+  meta = {
+    description = "Access Windows named pipes from WSL";
+    homepage = "https://github.com/jstarks/npiperelay";
+    license = lib.licenses.mit;
+    maintainers = [ lib.maintainers.shlevy ];
+    platforms = lib.platforms.windows;
+  };
+}