# Copyright (c) 2020. The YARA Authors. All Rights Reserved.
#
# Redistribution and use in source and binary forms, with or without modification,
# are permitted provided that the following conditions are met:
#
# 1. Redistributions of source code must retain the above copyright notice, this
# list of conditions and the following disclaimer.
#
# 2. Redistributions in binary form must reproduce the above copyright notice,
# this list of conditions and the following disclaimer in the documentation and/or
# other materials provided with the distribution.
#
# 3. Neither the name of the copyright holder nor the names of its contributors
# may be used to endorse or promote products derived from this software without
# specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
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# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

# Bazel (http://bazel.io/) BUILD file for openssl library which is a dependency
# for YARA.

config_setting(
    name = "darwin",
    values = {
        "cpu": "darwin_x86_64",
    },
)

cc_library(
    name = "crypto",
    srcs = ["libcrypto.a"],
    hdrs = glob(["include/openssl/*.h"]) + ["include/openssl/opensslconf.h"],
    includes = ["include"],
    linkopts = select({
        ":darwin": [],
        "//conditions:default": [
            "-lpthread",
            "-ldl",
        ],
    }),
    visibility = ["//visibility:public"],
)

cc_library(
    name = "ssl",
    srcs = ["libssl.a"],
    hdrs = glob(["include/openssl/*.h"]) + ["include/openssl/opensslconf.h"],
    includes = ["include"],
    visibility = ["//visibility:public"],
    deps = [":crypto"],
)

genrule(
    name = "openssl-build",
    srcs = glob(
        ["**/*"],
        exclude = ["bazel-*"],
    ),
    outs = [
        "libcrypto.a",
        "libssl.a",
        "include/openssl/opensslconf.h",
    ],
    cmd = """
        CONFIG_LOG=$$(mktemp)
        MAKE_LOG=$$(mktemp)
        OPENSSL_ROOT=$$(dirname $(location config))
        pushd $$OPENSSL_ROOT > /dev/null
            if ! ./config > $$CONFIG_LOG; then
                cat $$CONFIG_LOG
            fi
            if ! make -j 4 > $$MAKE_LOG; then
                cat $$MAKE_LOG
            fi
        popd > /dev/null
        cp $$OPENSSL_ROOT/libcrypto.a $(location libcrypto.a)
        cp $$OPENSSL_ROOT/libssl.a $(location libssl.a)
        cp $$OPENSSL_ROOT/include/openssl/opensslconf.h $(location include/openssl/opensslconf.h)
    """,
)