From 446c0feadf7ca4a3289a5a0c9e0bbe0e74801f12 Mon Sep 17 00:00:00 2001
From: Ralph Amissah <ralph.amissah@gmail.com>
Date: Sun, 4 Jun 2023 18:18:21 -0400
Subject: nix use overlays when convenient

---
 nix-overlays/dub/default.nix | 83 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 83 insertions(+)
 create mode 100644 nix-overlays/dub/default.nix

(limited to 'nix-overlays/dub')

diff --git a/nix-overlays/dub/default.nix b/nix-overlays/dub/default.nix
new file mode 100644
index 0000000..0ebc576
--- /dev/null
+++ b/nix-overlays/dub/default.nix
@@ -0,0 +1,83 @@
+{ lib, stdenv, fetchFromGitHub, curl, libevent, rsync, ldc, dcompiler ? ldc }:
+
+assert dcompiler != null;
+
+stdenv.mkDerivation rec {
+  pname = "dub";
+  version = "1.30.0";
+
+  enableParallelBuilding = true;
+
+  src = fetchFromGitHub {
+    owner = "dlang";
+    repo = "dub";
+    rev = "v${version}";
+    sha256 = "sha256-iVl7bjblvIxvrUX7Phq6h4AIAmZjNVkGYYFA1hhsE7c=";
+  };
+
+  #postUnpack = ''
+  #  patchShebangs .
+  #'';
+
+  dubvar = "\\$DUB";
+  postPatch = ''
+    patchShebangs test
+
+    # Can be removed with https://github.com/dlang/dub/pull/1368
+    substituteInPlace test/fetchzip.sh \
+        --replace "dub remove" "\"${dubvar}\" remove"
+  '';
+
+  nativeBuildInputs = [ dcompiler libevent rsync ];
+  buildInputs = [ curl ];
+
+  buildPhase = ''
+    for DC_ in dmd ldmd2 gdmd; do
+      echo "... check for D compiler $DC_ ..."
+      export DC=$(type -P $DC_ || echo "")
+      if [ ! "$DC" == "" ]; then
+        break
+      fi
+    done
+    if [ "$DC" == "" ]; then
+      exit "Error: could not find D compiler"
+    fi
+    echo "$DC_ found and used as D compiler in buildPhase for $pname"
+    $DC ./build.d
+    ./build
+  '';
+
+  doCheck = !stdenv.isDarwin;
+
+  checkPhase = ''
+    export DUB=$NIX_BUILD_TOP/source/bin/dub
+    export PATH=$PATH:$NIX_BUILD_TOP/source/bin/
+    #export DC=${dcompiler.out}/bin/${if dcompiler.pname=="ldc" then "ldc2" else dcompiler.pname}
+    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 -rf test/dpath-variable
+    rm test/dpath-variable.sh
+    rm -rf test/git-dependency
+    rm -rf test/use-c-sources # added to build v1.33.0
+
+    ./test/run-unittest.sh
+  '';
+
+  installPhase = ''
+    mkdir -p $out/bin
+    cp bin/dub $out/bin
+  '';
+
+  meta = with lib; {
+    description = "Package and build manager for D applications and libraries";
+    homepage = "https://code.dlang.org/";
+    license = licenses.mit;
+    maintainers = with maintainers; [ ThomasMader ];
+    platforms = [ "x86_64-linux" "i686-linux" "aarch64-linux" "x86_64-darwin" "aarch64-darwin" ];
+  };
+}
-- 
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