# Copyright Materialize, Inc. and contributors. All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License in the LICENSE file at the
# root of this repository, or online at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

"""Builds zstd."""

filegroup(
    name = "common_sources",
    srcs = glob([
        "lib/common/*.c",
        "lib/common/*.h",
    ]),
)

filegroup(
    name = "compress_sources",
    srcs = glob([
        "lib/compress/*.c",
        "lib/compress/*.h",
    ]),
)

filegroup(
    name = "decompress_sources",
    srcs = glob([
        "lib/decompress/*.c",
        "lib/decompress/*.h",
        # Decompress includes an optimized assembly implementation.
        "lib/decompress/*.S",
    ]),
)

filegroup(
    name = "dict_builder_sources",
    srcs = glob([
        "lib/dictBuilder/*.c",
        "lib/dictBuilder/*.h",
    ]),
)

filegroup(
    name = "legacy_sources",
    srcs = glob([
        "lib/legacy/*.c",
        "lib/legacy/*.h",
    ]),
)

cc_library(
    name = "zstd",
    srcs = [
        ":common_sources",
        ":compress_sources",
        ":decompress_sources",
        ":dict_builder_sources",
        ":legacy_sources",
    ],
    hdrs = [
        "lib/zdict.h",
        "lib/zstd.h",
        "lib/zstd_errors.h",
    ],
    copts = ["-pthread"],
    includes = ["lib"],
    linkstatic = True,
    local_defines = [
        "ZSTD_LIB_COMPRESSION=1",
        "ZSTD_LIB_DECOMPRESSION=1",
        "ZSTD_LIB_DICTBUILDER=1",
        "ZSTD_LIB_DEPRECATED=0",
        "ZSTD_MULTITHREAD",
        "ZSTD_BUILD_SHARED=off",
        "ZSTD_BUILD_STATIC=on",
        "ZSTD_LEGACY_SUPPORT=1",
    ],
    visibility = ["//visibility:public"],
)