{
  "variables": {
      "os_linux_compiler%": "gcc",
      "use_robust%": "false",
      "use_data_v1%": "false",
      "enable_fast_api_calls%": "false",
      "enable_pointer_compression%": "false",
      "target%": "",
      "build_v8_with_gn": "false"
  },
  "targets": [
    {
      "target_name": "lmdb-store",
      "win_delay_load_hook": "false",
      "sources": [
        "dependencies/lmdb/libraries/liblmdb/midl.c",
        "dependencies/lmdb/libraries/liblmdb/chacha8.c",
        "dependencies/lz4/lib/lz4.h",
        "dependencies/lz4/lib/lz4.c",
        "src/node-lmdb.cpp",
        "src/env.cpp",
        "src/compression.cpp",
        "src/ordered-binary.cpp",
        "src/misc.cpp",
        "src/txn.cpp",
        "src/dbi.cpp",
        "src/cursor.cpp",
        "src/windows.c"
      ],
      "include_dirs": [
        "<!(node -e \"require('nan')\")",
        "dependencies/lz4/lib"
      ],
      "defines": ["MDB_MAXKEYSIZE=1978"],
      "conditions": [
        ["OS=='linux'", {
          "variables": {
            "gcc_version" : "<!(<(os_linux_compiler) -dumpversion | cut -d '.' -f 1)",
          },
          "cflags_cc": [
            "-fPIC",
            "-Wno-strict-aliasing",
            "-Wno-unused-result",
            "-Wno-cast-function-type",
            "-fvisibility=hidden",
            "-fvisibility-inlines-hidden",
          ],
          "conditions": [
            ["gcc_version>=7", {
              "cflags": [
                "-Wimplicit-fallthrough=2",
              ],
            }],
          ],
          "ldflags": [
            "-fPIC",
            "-fvisibility=hidden"
          ],
          "cflags": [
            "-fPIC",
            "-fvisibility=hidden",
            "-O3"
          ],
        }],
        ["OS=='win'", {
            "libraries": ["ntdll.lib"]
        }],
        ["use_data_v1=='true'", {
          "sources": [
            "dependencies/lmdb-data-v1/libraries/liblmdb/mdb.c"
          ],
          "include_dirs": [
            "dependencies/lmdb-data-v1/libraries/liblmdb",
          ],
        }, {
          "sources": [
            "dependencies/lmdb/libraries/liblmdb/mdb.c"
          ],
          "include_dirs": [
            "dependencies/lmdb/libraries/liblmdb",
          ],
        }],
        ["enable_pointer_compression=='true'", {
          "defines": ["V8_COMPRESS_POINTERS", "V8_COMPRESS_POINTERS_IN_ISOLATE_CAGE"],
        }],
        ["enable_fast_api_calls=='true'", {
          "defines": ["ENABLE_FAST_API=1"],
        }],
        ["use_robust=='true'", {
          "defines": ["MDB_USE_ROBUST"],
        }],
      ],
    }
  ]
}