Bazel build files for inline-java

.gitignore

@@ -2,3 +2,4 @@
 .gradle
 build/
 jni/src/Foreign/JNI.c
+bazel-*

BUILD

@@ -0,0 +1,60 @@
+package(default_visibility = ["//visibility:public"])
+
+load(
+  "@io_tweag_rules_haskell//haskell:haskell.bzl",
+  "haskell_test",
+  "haskell_library",
+  "haskell_toolchain",
+)
+
+haskell_toolchain(
+  name = "inline-java-toolchain",
+  version = "8.2.2",
+  tools = "@inline-java-toolchain//:bin",
+)
+
+haskell_library(
+  name = "inline-java",
+  src_strip_prefix = "src",
+  srcs = glob(['src/**/*.hs', 'src/**/*.hsc']),
+  deps = [
+    "//jni",
+    "//jvm"
+  ],
+  external_deps = [
+    "cbits/bctable.h"
+  ],
+  c_sources = ["cbits/bctable.c"],
+  prebuilt_dependencies = [
+    "base",
+    "bytestring",
+    "Cabal",
+    "directory",
+    "filepath",
+    "filemanip",
+    "ghc",
+    "language-java",
+    "mtl",
+    "process",
+    "text",
+    "template-haskell",
+    "temporary"
+  ],
+)
+
+haskell_test(
+  name = "spec",
+  src_strip_prefix = "tests",
+  srcs = glob(["tests/**/*.hs"]),
+  deps = [
+    "//jni",
+    "//jvm",
+    ":inline-java"
+  ],
+  prebuilt_dependencies = [
+    "base",
+    "hspec",
+    "text",
+  ],
+  size = "small",
+)

WORKSPACE

@@ -0,0 +1,95 @@
+workspace(name = "io_tweag_inline_java")
+
+http_archive(
+  name = "io_tweag_rules_haskell",
+  strip_prefix = "rules_haskell-8120ec9c600bc70a1268c05892f2f267248eb560",
+  urls = ["https://github.com/tweag/rules_haskell/archive/8120ec9c600bc70a1268c05892f2f267248eb560.tar.gz"]
+)
+
+http_archive(
+  name = "io_tweag_rules_nixpkgs",
+  strip_prefix = "rules_nixpkgs-53700e429928530f1566cfff3ec00283a123f17f",
+  urls = ["https://github.com/tweag/rules_nixpkgs/archive/53700e429928530f1566cfff3ec00283a123f17f.tar.gz"],
+)
+
+# Required due to rules_haskell use of skylib.
+http_archive(
+  name = "bazel_skylib",
+  strip_prefix = "bazel-skylib-0.2.0",
+  urls = ["https://github.com/bazelbuild/bazel-skylib/archive/0.2.0.tar.gz"]
+)
+
+load("@io_tweag_rules_nixpkgs//nixpkgs:nixpkgs.bzl",
+  "nixpkgs_git_repository",
+  "nixpkgs_package",
+)
+
+nixpkgs_git_repository(
+  name = "nixpkgs",
+  # Keep consistent with ./nixpkgs.nix.
+  revision = "4026ea9c8afd09b60896b861a04cc5748fdcdfb4",
+)
+
+prebuilt_packages = [
+  "Cabal",
+  "base",
+  "bytestring",
+  "choice",
+  "constraints",
+  "containers",
+  "deepseq",
+  "directory",
+  "distributed-closure",
+  "exceptions",
+  "filemanip",
+  "filepath",
+  "ghc",
+  "hspec",
+  "inline-c",
+  "language-java",
+  "mtl",
+  "process",
+  "singletons",
+  "streaming",
+  "template-haskell",
+  "temporary",
+  "text",
+  "vector",
+]
+
+nixpkgs_package(
+  name = "inline-java-toolchain",
+  repository = "@nixpkgs",
+  nix_file_content = """
+let pkgs = import <nixpkgs> {{}};
+in pkgs.buildEnv {{
+  name = "inline-java-toolchain";
+  paths = with pkgs; [
+    (haskell.packages.ghc822.ghcWithPackages (p: with p; [{0}]))
+    openjdk
+  ];
+}}
+""".format(" ".join(prebuilt_packages)))
+
+nixpkgs_package(
+  name = "openjdk",
+  repository = "@nixpkgs",
+  build_file_content = """
+filegroup (
+  name = "lib",
+  srcs = ["nix/lib/openjdk/jre/lib/amd64/server/libjvm.so"],
+  visibility = ["//visibility:public"],
+)
+filegroup (
+  name = "jni_header",
+  srcs = ["nix/include/jni.h"],
+  visibility = ["//visibility:public"],
+)
+filegroup (
+  name = "jni_md_header",
+  srcs = ["nix/include/jni_md.h"],
+  visibility = ["//visibility:public"],
+)"""
+)
+
+register_toolchains("//:inline-java-toolchain")

jni/BUILD

@@ -0,0 +1,38 @@
+package(default_visibility = ["//visibility:public"])
+
+load(
+  "@io_tweag_rules_haskell//haskell:haskell.bzl",
+  "haskell_import",
+  "haskell_library",
+)
+
+haskell_import(
+  name = "openjdk",
+  shared_library = "@openjdk//:lib"
+)
+
+haskell_library(
+  name = "jni",
+  src_strip_prefix = "src",
+  srcs = glob(['src/**/*.hs', 'src/**/*.hsc']),
+  c_sources = glob(['src/**/*.c']),
+  c_options = ["-std=c11"],
+  deps = [
+    ":openjdk"
+  ],
+  # https://stackoverflow.com/questions/46160790/bazel-for-jni-jni-h-file-not-found
+  external_deps = [
+    "@openjdk//:jni_header",
+    "@openjdk//:jni_md_header",
+  ],
+  prebuilt_dependencies = [
+    "base",
+    "bytestring",
+    "choice",
+    "containers",
+    "constraints",
+    "deepseq",
+    "inline-c",
+    "singletons",
+  ],
+)

jvm-streaming/BUILD

@@ -0,0 +1,41 @@
+package(default_visibility = ["//visibility:public"])
+
+load(
+  "@io_tweag_rules_haskell//haskell:haskell.bzl",
+  "haskell_test",
+  "haskell_library",
+)
+
+haskell_library(
+  name = "jvm-streaming",
+  src_strip_prefix = "src",
+  srcs = glob(['src/**/*.hs']),
+  deps = [
+    "//jni",
+    "//:inline-java",
+    "//jvm",
+  ],
+  prebuilt_dependencies = [
+    "base",
+    "distributed-closure",
+    "singletons",
+    "streaming",
+  ],
+)
+
+haskell_test(
+  name = "spec",
+  src_strip_prefix = "tests",
+  srcs = glob(['tests/**/*.hs']),
+  deps = [
+    ":jvm-streaming",
+    "//jvm",
+    "//:inline-java",
+  ],
+  prebuilt_dependencies = [
+    "base",
+    "hspec",
+    "streaming",
+  ],
+  size = "small",
+)

jvm/BUILD

@@ -0,0 +1,26 @@
+package(default_visibility = ["//visibility:public"])
+
+load(
+  "@io_tweag_rules_haskell//haskell:haskell.bzl",
+  "haskell_library",
+)
+
+haskell_library(
+  name = "jvm",
+  src_strip_prefix = "src",
+  srcs = glob(['src/**/*.hs']),
+  deps = [
+    "//jni",
+  ],
+  prebuilt_dependencies = [
+    "base",
+    "bytestring",
+    "constraints",
+    "choice",
+    "distributed-closure",
+    "exceptions",
+    "singletons",
+    "text",
+    "vector",
+  ],
+)

nixpkgs.nix

@@ -1 +1 @@
-import (fetchTarball "https://github.com/nixos/nixpkgs/archive/1354099daf98b7a1f79e6c41ce6bfda5c40177ae.tar.gz")
+import (fetchTarball "https://github.com/nixos/nixpkgs/archive/4026ea9c8afd09b60896b861a04cc5748fdcdfb4.tar.gz")

src/Language/Java/Inline/Magic.hsc

@@ -16,7 +16,6 @@
 {-# LANGUAGE RankNTypes #-}
 {-# LANGUAGE RecordWildCards #-}
 {-# LANGUAGE UndecidableInstances #-}
-{-# OPTIONS_GHC -ddump-ds #-}
 
 module Language.Java.Inline.Magic
   ( DotClass(..)