From 7591439b407b39ecfc37b667bc3d54192aa4b9ef Mon Sep 17 00:00:00 2001
From: Ralph Amissah <ralph.amissah@gmail.com>
Date: Wed, 24 Apr 2024 12:11:50 -0400
Subject: ldc-1.37.0 ... dub 1.36.0

---
 nix-overlays/ldc/generic.nix | 136 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 136 insertions(+)
 create mode 100644 nix-overlays/ldc/generic.nix

(limited to 'nix-overlays/ldc/generic.nix')

diff --git a/nix-overlays/ldc/generic.nix b/nix-overlays/ldc/generic.nix
new file mode 100644
index 0000000..2fd779a
--- /dev/null
+++ b/nix-overlays/ldc/generic.nix
@@ -0,0 +1,136 @@
+{ version, sha256 }:
+{ lib, stdenv, fetchurl, cmake, ninja, llvm_17, curl, tzdata
+, libconfig, lit, gdb, unzip, darwin, bash
+, callPackage, makeWrapper, runCommand, targetPackages
+, ldcBootstrap ? callPackage ./bootstrap.nix { }
+}:
+
+let
+  pathConfig = runCommand "ldc-lib-paths" {} ''
+    mkdir $out
+    echo ${tzdata}/share/zoneinfo/ > $out/TZDatabaseDirFile
+    echo ${curl.out}/lib/libcurl${stdenv.hostPlatform.extensions.sharedLibrary} > $out/LibcurlPathFile
+  '';
+
+in
+
+stdenv.mkDerivation rec {
+  pname = "ldc";
+  inherit version;
+
+  src = fetchurl {
+    url = "https://github.com/ldc-developers/ldc/releases/download/v${version}/ldc-${version}-src.tar.gz";
+    inherit sha256;
+  };
+
+  # https://issues.dlang.org/show_bug.cgi?id=19553
+  hardeningDisable = [ "fortify" ];
+
+  postUnpack = ''
+    patchShebangs .
+  ''
+  + ''
+      rm ldc-${version}-src/tests/dmd/fail_compilation/mixin_gc.d
+      rm ldc-${version}-src/tests/dmd/runnable/xtest46_gc.d
+      rm ldc-${version}-src/tests/dmd/runnable/testptrref_gc.d
+
+      # test depends on current year
+      rm ldc-${version}-src/tests/dmd/compilable/ddocYear.d
+  ''
+  + lib.optionalString stdenv.hostPlatform.isDarwin ''
+      # https://github.com/NixOS/nixpkgs/issues/34817
+      rm -r ldc-${version}-src/tests/plugins/addFuncEntryCall
+  '';
+
+  postPatch = ''
+    # Setting SHELL=$SHELL when dmd testsuite is run doesn't work on Linux somehow
+    #substituteInPlace tests/dmd/Makefile --replace "SHELL=/bin/bash" "SHELL=${bash}/bin/bash"
+  ''
+  + lib.optionalString stdenv.hostPlatform.isLinux ''
+      substituteInPlace runtime/phobos/std/socket.d --replace "assert(ih.addrList[0] == 0x7F_00_00_01);" ""
+  ''
+  + lib.optionalString stdenv.hostPlatform.isDarwin ''
+      substituteInPlace runtime/phobos/std/socket.d --replace "foreach (name; names)" "names = []; foreach (name; names)"
+  '';
+
+  nativeBuildInputs = [
+    cmake ldcBootstrap lit lit.python llvm_17.dev makeWrapper ninja unzip
+  ]
+  ++ lib.optionals stdenv.hostPlatform.isDarwin [
+    darwin.apple_sdk.frameworks.Foundation
+  ]
+  ++ lib.optionals (!stdenv.hostPlatform.isDarwin) [
+    # https://github.com/NixOS/nixpkgs/pull/36378#issuecomment-385034818
+    gdb
+  ];
+
+  buildInputs = [ curl tzdata ];
+
+  cmakeFlags = [
+    "-DD_FLAGS=-d-version=TZDatabaseDir;-d-version=LibcurlPath;-J${pathConfig}"
+  ];
+
+  postConfigure = ''
+    export DMD=$PWD/bin/ldmd2
+  '';
+
+  makeFlags = [ "DMD=$DMD" ];
+
+  fixNames = lib.optionalString stdenv.hostPlatform.isDarwin  ''
+    fixDarwinDylibNames() {
+      local flags=()
+
+      for fn in "$@"; do
+        flags+=(-change "$(basename "$fn")" "$fn")
+      done
+
+      for fn in "$@"; do
+        if [ -L "$fn" ]; then continue; fi
+        echo "$fn: fixing dylib"
+        install_name_tool -id "$fn" "''${flags[@]}" "$fn"
+      done
+    }
+
+    fixDarwinDylibNames $(find "$(pwd)/lib" -name "*.dylib")
+    export DYLD_LIBRARY_PATH=$(pwd)/lib
+  '';
+
+  # https://github.com/ldc-developers/ldc/issues/2497#issuecomment-459633746
+  additionalExceptions = lib.optionalString stdenv.hostPlatform.isDarwin
+    "|druntime-test-shared";
+
+  checkPhase = ''
+    # Build default lib test runners
+    ninja -j$NIX_BUILD_CORES all-test-runners
+
+    ${fixNames}
+
+    # Run dmd testsuite
+    export DMD_TESTSUITE_MAKE_ARGS="-j$NIX_BUILD_CORES DMD=$DMD"
+    ctest -V -R "dmd-testsuite"
+
+    # Build and run LDC D unittests.
+    ctest --output-on-failure -R "ldc2-unittest"
+
+    # Run LIT testsuite.
+    ctest -V -R "lit-tests"
+
+    # Run default lib unittests
+    ctest -j$NIX_BUILD_CORES --output-on-failure -E "ldc2-unittest|lit-tests|dmd-testsuite${additionalExceptions}"
+  '';
+
+  postInstall = ''
+    wrapProgram $out/bin/ldc2 \
+        --prefix PATH ":" "${targetPackages.stdenv.cc}/bin" \
+        --set-default CC "${targetPackages.stdenv.cc}/bin/cc"
+   '';
+
+  meta = with lib; {
+    description = "The LLVM-based D compiler";
+    homepage = "https://github.com/ldc-developers/ldc";
+    # from https://github.com/ldc-developers/ldc/blob/master/LICENSE
+    license = with licenses; [ bsd3 boost mit ncsa gpl2Plus ];
+    maintainers = with maintainers; [ lionello jtbx ];
+    platforms = [ "x86_64-linux" "i686-linux" "aarch64-linux" "x86_64-darwin" "aarch64-darwin" ];
+  };
+}
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