From e95b82e1f41d45b7ddc0fcb600bb501c5846a44a Mon Sep 17 00:00:00 2001
From: Ralph Amissah <ralph.amissah@gmail.com>
Date: Thu, 5 Dec 2024 21:48:26 -0500
Subject: nix build, dub, take account of nixpkgs build changes

---
 nix-overlays/dub/package.nix | 91 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 91 insertions(+)
 create mode 100644 nix-overlays/dub/package.nix

(limited to 'nix-overlays/dub/package.nix')

diff --git a/nix-overlays/dub/package.nix b/nix-overlays/dub/package.nix
new file mode 100644
index 0000000..f13adec
--- /dev/null
+++ b/nix-overlays/dub/package.nix
@@ -0,0 +1,91 @@
+{ lib
+, stdenv
+, fetchFromGitHub
+, curl
+, ldc
+, dcompiler ? ldc
+, libevent
+, rsync
+}:
+
+assert dcompiler != null;
+
+stdenv.mkDerivation (finalAttrs: {
+  pname = "dub";
+  version = "1.38.1";
+
+  enableParallelBuilding = true;
+
+  src = fetchFromGitHub {
+    owner = "dlang";
+    repo = "dub";
+    rev = "v${finalAttrs.version}";
+    hash = "sha256-8Lr/0sx4SKwU1aNOxZArta0RXpDM+EWl29ZsPDdPWFo=";
+  };
+
+  postPatch = ''
+    patchShebangs test
+  '';
+
+  nativeBuildInputs = [ dcompiler libevent rsync ];
+  buildInputs = [ curl ];
+
+  preBuild = ''
+    for DCn in dmd ldmd2 gdmd; do
+      echo "... check for D compiler $DCn ..."
+      export DC=$(type -P $DCn || echo "")
+      if [ ! "$DC" == "" ]; then
+        break
+      fi
+    done
+    if [ "$DC" == "" ]; then
+      exit "Error: could not find D compiler"
+    fi
+    echo "$DCn found and used as D compiler in buildPhase for $pname"
+  '';
+
+  buildPhase = ''
+    runHook preBuild
+    $DC -run ./build.d
+    runHook postBuild
+  '';
+
+  doCheck = !stdenv.hostPlatform.isDarwin;
+
+  checkPhase = ''
+    runHook preCheck
+    export DUB=$NIX_BUILD_TOP/source/bin/dub
+    export PATH=$PATH:$NIX_BUILD_TOP/source/bin/
+    if [ "$DC" == "" ]; then
+      exit "Error: could not find D compiler"
+    fi
+    echo "DC out --> $DC"
+    export HOME=$TMP
+
+    rm -rf test/issue502-root-import
+    rm -r test/dpath-variable # requires execution of dpath-variable.sh
+    rm -rf test/git-dependency
+    rm -rf test/use-c-sources # added to build v1.33.0
+    rm -rf test/pr2642-cache-db # added to build v1.34.0
+    rm -rf test/pr2644-describe-artifact-path # added to build v1.36.0
+    rm -rf test/pr2647-build-deep # added to build v1.36.0
+
+    ./test/run-unittest.sh
+    runHook postCheck
+  '';
+
+  installPhase = ''
+    runHook preInstall
+    install -Dm755 bin/dub $out/bin/dub
+    runHook postInstall
+  '';
+
+  meta = with lib; {
+    description = "Package and build manager for D programs and libraries";
+    homepage = "https://code.dlang.org/";
+    license = licenses.mit;
+    mainProgram = "dub";
+    maintainers = with maintainers; [ jtbx ];
+    platforms = [ "x86_64-linux" "i686-linux" "aarch64-linux" "x86_64-darwin" "aarch64-darwin" ];
+  };
+})
-- 
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