or-tools: 9.4 -> 9.7

, eigen

, ensureNewerSourcesForZipFilesHook

, fetchFromGitHub

, fetchpatch

, substituteAll

, glpk

, lib

, pkg-config

, zlib

}:

let

  pybind11_protobuf = fetchFromGitHub {

    owner = "pybind";

    repo = "pybind11_protobuf";

    rev = "b713501f1da56d9b76c42f89efd00b97c26c9eac";

    hash = "sha256-f6pzRWextH+7lm1xzyhx98wCIWH3lbhn59gSCcjsBVw=";

  };

in

stdenv.mkDerivation rec {

  pname = "or-tools";

  version = "9.4";

  version = "9.7";

  src = fetchFromGitHub {

    owner = "google";

    repo = "or-tools";

    rev = "v${version}";

    sha256 = "sha256-joWonJGuxlgHhXLznRhC1MDltQulXzpo4Do9dec1bLY=";

    hash = "sha256-eHukf6TbY2dx7iEf8WfwfWsjDEubPtRO02ju0kHtASo=";

  };

  patches = [

    # Disable test that requires external input: https://github.com/google/or-tools/issues/3429

    (fetchpatch {

      url = "https://github.com/google/or-tools/commit/7072ae92ec204afcbfce17d5360a5884c136ce90.patch";

      hash = "sha256-iWE+atp308q7pC1L1FD6sK8LvWchZ3ofxvXssguozbM=";

    })

    # Fix test that broke in parallel builds: https://github.com/google/or-tools/issues/3461

    (fetchpatch {

      url = "https://github.com/google/or-tools/commit/a26602f24781e7bfcc39612568aa9f4010bb9736.patch";

      hash = "sha256-gM0rW0xRXMYaCwltPK0ih5mdo3HtX6mKltJDHe4gbLc=";

    (substituteAll {

      src = ./offline.patch;

      pybind11_protobuf = "../../pybind11_protobuf";

    })

    # Backport fix in cmake test configuration where pip installs newer version from PyPi over local build,

    #  breaking checkPhase: https://github.com/google/or-tools/issues/3260

    (fetchpatch {

      url = "https://github.com/google/or-tools/commit/edd1544375bd55f79168db315151a48faa548fa0.patch";

      hash = "sha256-S//1YM3IoRCp3Ghg8zMF0XXgIpVmaw4gH8cVb9eUbqM=";

    })

    # Don't use non-existent member of string_view. Partial patch from commit

    # https://github.com/google/or-tools/commit/c5a2fa1eb673bf652cb9ad4f5049d054b8166e17.patch

    ./fix-stringview-compile.patch

  ];

  # or-tools normally attempts to build Protobuf for the build platform when

  # cross-compiling. Instead, just tell it where to find protoc.

  postPatch = ''

    echo "set(PROTOC_PRG $(type -p protoc))" > cmake/host.cmake

    cp -R ${pybind11_protobuf} pybind11_protobuf

    chmod -R u+w pybind11_protobuf

  '';

  cmakeFlags = [

    "-DBUILD_DEPS=OFF"

    "-DBUILD_PYTHON=ON"

    "-DBUILD_pybind11=OFF"

    "-DBUILD_pybind11_protobuf=ON"

    "-DCMAKE_INSTALL_BINDIR=bin"

    "-DCMAKE_INSTALL_INCLUDEDIR=include"

    "-DCMAKE_INSTALL_LIBDIR=lib"

    "-DFETCH_PYTHON_DEPS=OFF"

    "-DUSE_GLPK=ON"

    "-DUSE_SCIP=OFF"

    "-DPython3_EXECUTABLE=${python.pythonOnBuildForHost.interpreter}"

  ] ++ lib.optionals stdenv.isDarwin [ "-DCMAKE_MACOSX_RPATH=OFF" ];

  strictDeps = true;

  nativeBuildInputs = [

    cmake

    ensureNewerSourcesForZipFilesHook

  ] ++ (with python.pythonOnBuildForHost.pkgs; [

    pip

    mypy-protobuf

    mypy

  ]);

  buildInputs = [

    abseil-cpp

    bzip2

    cbc

    eigen

    glpk

    python.pkgs.absl-py

    python.pkgs.pybind11

    python.pkgs.pytest

    python.pkgs.scipy

    python.pkgs.setuptools

    python.pkgs.wheel

    re2

    python.pkgs.virtualenv

  ];

  doCheck = true;

  env.NIX_CFLAGS_COMPILE = toString [

    # fatal error: 'python/google/protobuf/proto_api.h' file not found

    "-I${protobuf.src}"

    # fatal error: 'pybind11_protobuf/native_proto_caster.h' file not found

    "-I${pybind11_protobuf}"

  ];

  # some tests fail on linux and hang on darwin

  doCheck = false;

  preCheck = ''

    export LD_LIBRARY_PATH=$LD_LIBRARY_PATH''${LD_LIBRARY_PATH:+:}$PWD/lib

  '';

  # This extra configure step prevents the installer from littering

  # $out/bin with sample programs that only really function as tests,

diff --git a/ortools/lp_data/lp_parser.cc b/ortools/lp_data/lp_parser.cc

index 58286306e5..bd26c019ab 100644

--- a/ortools/lp_data/lp_parser.cc

+++ b/ortools/lp_data/lp_parser.cc

@@ -185,7 +185,7 @@ bool LPParser::ParseIntegerVariablesList(StringPiece line) {

 bool LPParser::ParseConstraint(StringPiece constraint) {

   const StatusOr<ParsedConstraint> parsed_constraint_or_status =

-      ::operations_research::glop::ParseConstraint(constraint.as_string());

+      ::operations_research::glop::ParseConstraint(constraint);

   if (!parsed_constraint_or_status.ok()) return false;

   const ParsedConstraint& parsed_constraint =

       parsed_constraint_or_status.value();

@@ -342,10 +342,9 @@ TokenType LPParser::ConsumeToken(StringPiece* sp) {

 }  // namespace

-StatusOr<ParsedConstraint> ParseConstraint(absl::string_view constraint_view) {

+StatusOr<ParsedConstraint> ParseConstraint(absl::string_view constraint) {

   ParsedConstraint parsed_constraint;

   // Get the name, if present.

-  StringPiece constraint{constraint_view};

   StringPiece constraint_copy{constraint};

   std::string consumed_name;

   Fractional consumed_coeff;

@@ -413,8 +412,8 @@ StatusOr<ParsedConstraint> ParseConstraint(absl::string_view constraint_view) {

     right_bound = consumed_coeff;

     if (ConsumeToken(&constraint, &consumed_name, &consumed_coeff) !=

         TokenType::END) {

-      return absl::InvalidArgumentError(absl::StrCat(

-          "End of input was expected, found: ", constraint.as_string()));

+      return absl::InvalidArgumentError(

+          absl::StrCat("End of input was expected, found: ", constraint));

     }

   }

diff --git a/cmake/dependencies/CMakeLists.txt b/cmake/dependencies/CMakeLists.txt

index af3a28c113..ba92c3c55e 100644

--- a/cmake/dependencies/CMakeLists.txt

+++ b/cmake/dependencies/CMakeLists.txt

@@ -177,9 +177,8 @@ if(BUILD_PYTHON AND BUILD_pybind11_protobuf)

   list(APPEND CMAKE_MESSAGE_INDENT "  ")

   FetchContent_Declare(

     pybind11_protobuf

-    GIT_REPOSITORY "https://github.com/pybind/pybind11_protobuf.git"

-    GIT_TAG "main"

-    PATCH_COMMAND git apply --ignore-whitespace "${CMAKE_CURRENT_LIST_DIR}/../../patches/pybind11_protobuf.patch"

+    SOURCE_DIR @pybind11_protobuf@

+    PATCH_COMMAND patch -p1 < "${CMAKE_CURRENT_LIST_DIR}/../../patches/pybind11_protobuf.patch"

   )

   FetchContent_MakeAvailable(pybind11_protobuf)

   list(POP_BACK CMAKE_MESSAGE_INDENT)

    inherit (darwin) DarwinTools;

    stdenv = if stdenv.isDarwin then overrideSDK stdenv "11.0" else stdenv;

    python = python3;

    protobuf = protobuf_21;

    protobuf = protobuf_23;

    # or-tools builds with -std=c++20, so abseil-cpp must

    # also be built that way

    abseil-cpp = abseil-cpp.override {

    abseil-cpp = abseil-cpp_202301.override {

      static = true;

      cxxStandard = "20";

    };