tectonic, biber-for-tectonic: wrap tectonic with biber-2.17, fix #88067

maintainers/maintainer-list.nix

@@ -2722,6 +2722,12 @@
     githubId = 53131727;
     name = "Bryan Albuquerque";
   };
+  bryango = {
+    name = "Bryan Lai";
+    email = "[email protected]";
+    github = "bryango";
+    githubId = 26322692;
+  };
   bryanhonof = {
     name = "Bryan Honof";
     email = "[email protected]";

pkgs/tools/typesetting/tectonic/biber.nix

@@ -0,0 +1,54 @@
+/*
+  This package, `biber-for-tectonic`, provides a compatible version of `biber`
+  as an optional runtime dependency of `tectonic`.
+
+  The development of tectonic is slowing down recently, such that its `biber`
+  dependency has been lagging behind the one in the nixpkgs `texlive` bundle.
+  See:
+
+  https://github.com/tectonic-typesetting/tectonic/discussions/1122
+
+  It is now feasible to track the biber dependency in nixpkgs, as the
+  version bump is not very frequent, and it would provide a more complete
+  user experience of tectonic in nixpkgs.
+*/
+
+{ lib
+, fetchFromGitHub
+, fetchpatch
+, biber
+}:
+
+let version = "2.17"; in (
+  biber.override {
+    /*
+      It is necessary to first override the `version` data here, which is
+      passed to `buildPerlModule`, and then to `mkDerivation`.
+
+      If we simply do `biber.overrideAttrs` the resulting package `name`
+      would be incorrect, since it has already been preprocessed by
+      `buildPerlModule`.
+    */
+    texlive.pkgs.biber.texsource = {
+      inherit version;
+      inherit (biber) pname meta;
+    };
+  }
+).overrideAttrs (prevAttrs: {
+  src = fetchFromGitHub {
+    owner = "plk";
+    repo = "biber";
+    rev = "v${version}";
+    hash = "sha256-Tt2sN2b2NGxcWyZDj5uXNGC8phJwFRiyH72n3yhFCi0=";
+  };
+  patches = [
+    # Perl>=5.36.0 compatibility
+    (fetchpatch {
+      url = "https://patch-diff.githubusercontent.com/raw/plk/biber/pull/411.patch";
+      hash = "sha256-osgldRVfe3jnMSOMnAMQSB0Ymc1s7J6KtM2ig3c93SE=";
+    })
+  ];
+  meta = prevAttrs.meta // {
+    maintainers = with lib.maintainers; [ doronbehar bryango ];
+  };
+})

pkgs/tools/typesetting/tectonic/default.nix

@@ -1,3 +1,11 @@
+/*
+  This file provides the `tectonic-unwrapped` package. On the other hand,
+  the `tectonic` package is defined in `./wrapper.nix`, by wrapping
+  - [`tectonic-unwrapped`](./default.nix) i.e. this package, and
+  - [`biber-for-tectonic`](./biber.nix),
+    which provides a compatible version of `biber`.
+*/
+
 { lib
 , stdenv
 , fetchFromGitHub
@@ -25,21 +33,22 @@ rustPlatform.buildRustPackage rec {
 
   cargoHash = "sha256-1WjZbmZFPB1+QYpjqq5Y+fDkMZNmWJYIxmMFWg7Tiac=";
 
-  nativeBuildInputs = [ pkg-config makeBinaryWrapper ];
+  nativeBuildInputs = [ pkg-config ];
 
   buildInputs = [ icu fontconfig harfbuzz openssl ]
     ++ lib.optionals stdenv.isDarwin (with darwin.apple_sdk.frameworks; [ ApplicationServices Cocoa Foundation ]);
 
   # workaround for https://github.com/NixOS/nixpkgs/issues/166205
   NIX_LDFLAGS = lib.optionalString (stdenv.cc.isClang && stdenv.cc.libcxx != null) " -l${stdenv.cc.libcxx.cxxabi.libName}";
 
-  postInstall = lib.optionalString stdenv.isLinux ''
+  postInstall = ''
+    # Makes it possible to automatically use the V2 CLI API
+    ln -s $out/bin/tectonic $out/bin/nextonic
+  '' + lib.optionalString stdenv.isLinux ''
     substituteInPlace dist/appimage/tectonic.desktop \
       --replace Exec=tectonic Exec=$out/bin/tectonic
     install -D dist/appimage/tectonic.desktop -t $out/share/applications/
     install -D dist/appimage/tectonic.svg -t $out/share/icons/hicolor/scalable/apps/
-
-    ln -s $out/bin/tectonic $out/bin/nextonic
   '';
 
   doCheck = true;
@@ -50,6 +59,6 @@ rustPlatform.buildRustPackage rec {
     changelog = "https://github.com/tectonic-typesetting/tectonic/blob/tectonic@${version}/CHANGELOG.md";
     license = with licenses; [ mit ];
     mainProgram = "tectonic";
-    maintainers = with maintainers; [ lluchs doronbehar ];
+    maintainers = with maintainers; [ lluchs doronbehar bryango ];
   };
 }

pkgs/tools/typesetting/tectonic/wrapper.nix

@@ -0,0 +1,56 @@
+{ lib
+, symlinkJoin
+, tectonic-unwrapped
+, biber-for-tectonic
+, makeWrapper
+}:
+
+symlinkJoin {
+  name = "${tectonic-unwrapped.pname}-wrapped-${tectonic-unwrapped.version}";
+  paths = [ tectonic-unwrapped ];
+
+  nativeBuildInputs = [ makeWrapper ];
+
+  passthru = {
+    unwrapped = tectonic-unwrapped;
+    biber = biber-for-tectonic;
+  };
+
+  # Replace the unwrapped tectonic with the one wrapping it with biber
+  postBuild = ''
+    rm $out/bin/{tectonic,nextonic}
+  ''
+    # Ideally, we would have liked to also pin the version of the online TeX
+    # bundle that Tectonic's developer distribute, so that the `biber` version
+    # and the `biblatex` version distributed from there are compatible.
+    # However, that is not currently possible, due to lack of upstream support
+    # for specifying this in runtime, there were 2 suggestions sent upstream
+    # that suggested a way of improving the situation:
+    #
+    # - https://github.com/tectonic-typesetting/tectonic/pull/1132
+    # - https://github.com/tectonic-typesetting/tectonic/pull/1131
+    #
+    # The 1st suggestion seems more promising as it'd allow us to simply use
+    # makeWrapper's --add-flags option. However, the PR linked above is not
+    # complete, and as of currently, upstream hasn't even reviewed it, or
+    # commented on the idea.
+    #
+    # Note also that upstream has announced that they will put less time and
+    # energy for the project:
+    #
+    # https://github.com/tectonic-typesetting/tectonic/discussions/1122
+    #
+    # Hence, we can be rather confident that for the near future, the online
+    # TeX bundle won't be updated and hence the biblatex distributed there
+    # won't require a higher version of biber.
+  + ''
+    makeWrapper ${lib.getBin tectonic-unwrapped}/bin/tectonic $out/bin/tectonic \
+      --prefix PATH : "${lib.getBin biber-for-tectonic}/bin"
+    ln -s $out/bin/tectonic $out/bin/nextonic
+  '';
+
+  meta = tectonic-unwrapped.meta // {
+    description = "Tectonic TeX/LaTeX engine, wrapped with a compatible biber";
+    maintainers = with lib.maintainers; [ doronbehar bryango ];
+  };
+}

pkgs/top-level/all-packages.nix

@@ -6689,6 +6689,8 @@ with pkgs;
 
   biber = callPackage ../tools/typesetting/biber { };
 
+  biber-for-tectonic = callPackage ../tools/typesetting/tectonic/biber.nix { };
+
   biber-ms = callPackage ../tools/typesetting/biber-ms { };
 
   biblatex-check = callPackage ../tools/typesetting/biblatex-check { };
@@ -25315,7 +25317,9 @@ with pkgs;
 
   tecla = callPackage ../development/libraries/tecla { };
 
-  tectonic = callPackage ../tools/typesetting/tectonic {
+  tectonic = callPackage ../tools/typesetting/tectonic/wrapper.nix { };
+
+  tectonic-unwrapped = callPackage ../tools/typesetting/tectonic {
     harfbuzz = harfbuzzFull;
   };