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"""Repository rule for Android SKD and NDK autoconfigure"""
load("@build_bazel_rules_android//android:rules.bzl", "android_sdk_repository")
load("@rules_android_ndk//:rules.bzl", "android_ndk_repository")
_ANDROID_SDK_HOME = "ANDROID_HOME"
_ANDROID_NDK_HOME = "ANDROID_NDK_HOME"
_ANDROID_REPOS_TEMPLATE = """android_sdk_repository(
name="androidsdk",
path={sdk_home},
)
android_ndk_repository(
name="androidndk",
path={ndk_home},
)
"""
def _is_windows(repository_ctx):
"""Returns true if the current platform is Windows"""
return repository_ctx.os.name.lower().startswith("windows")
def _supports_android(repository_ctx):
sdk_home = repository_ctx.os.environ.get(_ANDROID_SDK_HOME)
ndk_home = repository_ctx.os.environ.get(_ANDROID_NDK_HOME)
return sdk_home and ndk_home and not _is_windows(repository_ctx)
def _android_autoconf_impl(repository_ctx):
"""Implementation of the android_autoconf repo rule"""
sdk_home = repository_ctx.os.environ.get(_ANDROID_SDK_HOME)
ndk_home = repository_ctx.os.environ.get(_ANDROID_NDK_HOME)
# rules_android_ndk does not support Windows yet.
if _supports_android(repository_ctx):
repos = _ANDROID_REPOS_TEMPLATE.format(
sdk_home = repr(sdk_home),
ndk_home = repr(ndk_home),
)
else:
repos = "pass"
repository_ctx.file("BUILD.bazel", "")
repository_ctx.file("android_configure.bzl", """
load("@build_bazel_rules_android//android:rules.bzl", "android_sdk_repository")
load("@rules_android_ndk//:rules.bzl", "android_ndk_repository")
def android_workspace():
{repos}
""".format(repos = repos))
android_configure = repository_rule(
implementation = _android_autoconf_impl,
environ = [
_ANDROID_SDK_HOME,
_ANDROID_NDK_HOME,
],
)
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