package(
    default_visibility = [
        "@//:android_cuttlefish",
        "@wayland//:__subpackages__",
    ],
)

COMMON_SRCS = [
    "src/closures.c",
    "src/debug.c",
    "src/java_raw_api.c",
    "src/prep_cif.c",
    "src/raw_api.c",
    "src/types.c",
]

SRCS_X86_64 = [
    "src/x86/asmnames.h",
    "src/x86/ffitarget.h",
    "src/x86/ffi64.c",
    "src/x86/ffiw64.c",
    "src/x86/internal64.h",
    "src/x86/unix64.S",
    "src/x86/win64.S",
]

SRCS_ARM64 = [
    "src/aarch64/ffi.c",
    "src/aarch64/ffitarget.h",
    "src/aarch64/internal.h",
    "src/aarch64/sysv.S",
]

COPTS_X86_64 = [
    "-DHAVE_AS_X86_PCREL",
    "-DHAVE_AS_ASCII_PSEUDO_OP",
]

COPTS_ARM64 = [
]

DEPS_X86_64 = [
    "@//libffi/linux-x86:libffi_linux_x86",
]

DEPS_ARM64 = [
    "@//libffi/linux-arm64:libffi_linux_arm64",
]

genrule(
    name = "ffi_header",
    srcs = ["include/ffi.h.in"],
    outs = ["ffi_gen.h"],
    cmd = "$(location @//:gen_ffi_header) < $(SRCS) > $(OUTS)",
    tools = ["@//:gen_ffi_header"],
)

cc_library(
    name = "libffi_include",
    hdrs = [
        "include/ffi_cfi.h",
        "include/ffi_common.h",
        "src/dlmalloc.c",
        ":ffi_header",
    ],
    includes = [
        "include",
        "src",
    ],
)

cc_library(
    name = "libffi",
    srcs = COMMON_SRCS + select({
        "@platforms//cpu:x86_64": SRCS_X86_64,
        "@platforms//cpu:arm64": SRCS_ARM64,
        "//conditions:default": [],
    }),
    copts = [
        "-Wall",
        "-Werror",
        "-Wno-error=incompatible-pointer-types",
        "-Wno-incompatible-pointer-types",
        "-Wno-deprecated-declarations",
        "-Wno-missing-field-initializers",
        "-Wno-null-pointer-arithmetic",
        "-Wno-pointer-arith",
        "-Wno-sign-compare",
        "-Wno-unused-parameter",
        "-Wno-unused-result",
        "-Wno-unused-but-set-variable",
    ] + select({
        "@platforms//cpu:x86_64": COPTS_X86_64,
        "@platforms//cpu:arm64": COPTS_ARM64,
        "//conditions:default": [],
    }),
    deps = [":libffi_include"] + select({
        "@platforms//cpu:x86_64": DEPS_X86_64,
        "@platforms//cpu:arm64": DEPS_ARM64,
        "//conditions:default": [],
    }),
)