BUILD.bazel

#
# LIBRARIES
#

load("//bazel:common_settings.bzl", "vere_library")

vere_library(
    name = "ent",
    srcs = ["ent.c"],
    hdrs = ["ent.h"],
    copts = [
        "-O3",
        "-Wall",
        "-Werror",
        "-pedantic",
        "-std=gnu99",
    ],
    include_prefix = "ent",
    includes = ["."],
    linkstatic = True,
    local_defines = select({
        "@platforms//os:macos": ["ENT_GETENTROPY_SYSRANDOM"],
        # TODO: support fallback to other options if `getrandom()` isn't
        # available in `unistd.h`. Preferred order (from most preferred to least
        # preferred) is:
        # - ENT_GETENTROPY_UNISTD
        # - ENT_GETENTROPY_SYSRANDOM
        # - ENT_GETRANDOM_SYSCALL
        # - ENT_DEV_URANDOM
        "//conditions:default": ["ENT_GETENTROPY_UNISTD"],
    }),
    visibility = ["//:__subpackages__"],
)

#
# TESTS
#

cc_test(
    name = "tests",
    timeout = "short",
    srcs = ["tests.c"],
    features = select({
        "@platforms//os:linux": ["fully_static_link"],
        "//conditions:default": [],
    }),
    visibility = ["//visibility:private"],
    deps = [":ent"],
)