pico-sdk/bazel/util/sdk_define.bzl
armandomontanez 6262b49c74
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[bazel] Run buildifier on Bazel build files (#2825)
This is an automated change with the following commands:

$ find . -name "BUILD.bazel" -o -name "*.bzl" \
  -exec buildifier -lint=fix {} \;

* Add missing `load()` statements for things provided by @rules_cc. This
  is required for Bazel >9.
* Sort attributes on build targets.
* Add missing trailing commas where applicable.
2026-03-02 10:24:17 +00:00

45 lines
1.2 KiB
Python

load("@bazel_skylib//rules:common_settings.bzl", "BuildSettingInfo")
load("@rules_cc//cc/common:cc_common.bzl", "cc_common")
load("@rules_cc//cc/common:cc_info.bzl", "CcInfo")
def _pico_sdk_define_impl(ctx):
val = ctx.attr.from_flag[BuildSettingInfo].value
if type(val) == "string":
# Strings need quotes.
val = "\"{}\"".format(val)
elif type(val) == "bool":
# Convert bools to 0 or 1.
val = 1 if val else 0
cc_ctx = cc_common.create_compilation_context(
defines = depset(
direct = ["{}={}".format(ctx.attr.define_name, val)],
),
)
return [CcInfo(compilation_context = cc_ctx)]
pico_sdk_define = rule(
implementation = _pico_sdk_define_impl,
doc = """A simple rule that offers a skylib flag as a define.
These can be listed in the `deps` attribute of a `cc_library` to get access
to the value of a define.
Example:
bool_flag(
name = "my_flag",
build_setting_default = False,
)
pico_sdk_define(
name = "flag_define",
define_name = "MY_FLAG_DEFINE",
from_flag = ":my_flag",
)
""",
attrs = {
"define_name": attr.string(mandatory = True),
"from_flag": attr.label(mandatory = True),
},
)