mirror of
https://github.com/bazel-contrib/rules_foreign_cc
synced 2024-12-04 08:02:31 +00:00
114 lines
2.9 KiB
Plaintext
114 lines
2.9 KiB
Plaintext
"""An openssl build file based on a snippet found in the github issue:
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https://github.com/bazelbuild/rules_foreign_cc/issues/337
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Note that the $(PERL) "make variable" (https://docs.bazel.build/versions/main/be/make-variables.html)
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is populated by the perl toolchain provided by rules_perl.
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"""
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load("@rules_foreign_cc//foreign_cc:defs.bzl", "configure_make", "configure_make_variant")
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# Read https://wiki.openssl.org/index.php/Compilation_and_Installation
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filegroup(
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name = "all_srcs",
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srcs = glob(
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include = ["**"],
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exclude = ["*.bazel"],
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),
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)
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CONFIGURE_OPTIONS = [
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"no-comp",
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"no-idea",
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"no-weak-ssl-ciphers",
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"no-shared",
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]
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LIB_NAME = "openssl"
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MAKE_TARGETS = [
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"build_libs",
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"install_dev",
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]
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config_setting(
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name = "msvc_compiler",
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flag_values = {
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"@bazel_tools//tools/cpp:compiler": "msvc-cl",
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},
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visibility = ["//visibility:public"],
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)
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alias(
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name = "openssl",
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actual = select({
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":msvc_compiler": "openssl_msvc",
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"//conditions:default": "openssl_default",
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}),
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visibility = ["//visibility:public"],
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)
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configure_make_variant(
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name = "openssl_msvc",
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build_data = [
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"@nasm//:nasm",
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],
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configure_command = "Configure",
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configure_in_place = True,
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configure_options = CONFIGURE_OPTIONS + [
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"VC-WIN64A",
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# Unset Microsoft Assembler (MASM) flags set by built-in MSVC toolchain,
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# as NASM is unsed to build OpenSSL rather than MASM
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"ASFLAGS=\" \"",
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],
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configure_prefix = "$$PERL",
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env = {
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# The Zi flag must be set otherwise OpenSSL fails to build due to missing .pdb files
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"CFLAGS": "-Zi",
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"PATH": "$$(dirname $(execpath @nasm//:nasm)):$$PATH",
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"PERL": "$$EXT_BUILD_ROOT$$/$(PERL)",
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},
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lib_name = LIB_NAME,
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lib_source = ":all_srcs",
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out_static_libs = [
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"libssl.lib",
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"libcrypto.lib",
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],
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targets = MAKE_TARGETS,
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toolchain = "@rules_foreign_cc//toolchains:preinstalled_nmake_toolchain",
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toolchains = ["@rules_perl//:current_toolchain"],
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)
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configure_make(
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name = "openssl_default",
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configure_command = "config",
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configure_in_place = True,
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configure_options = CONFIGURE_OPTIONS,
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env = select({
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"@platforms//os:macos": {
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"AR": "",
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"PERL": "$$EXT_BUILD_ROOT$$/$(PERL)",
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},
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"//conditions:default": {
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"PERL": "$$EXT_BUILD_ROOT$$/$(PERL)",
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},
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}),
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lib_name = LIB_NAME,
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lib_source = ":all_srcs",
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# Note that for Linux builds, libssl must come before libcrypto on the linker command-line.
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# As such, libssl must be listed before libcrypto
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out_static_libs = [
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"libssl.a",
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"libcrypto.a",
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],
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targets = MAKE_TARGETS,
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toolchains = ["@rules_perl//:current_toolchain"],
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)
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filegroup(
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name = "gen_dir",
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srcs = [":openssl"],
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output_group = "gen_dir",
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visibility = ["//visibility:public"],
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)
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