mirror of
https://github.com/edgelesssys/constellation.git
synced 2024-12-25 23:49:37 -05:00
50 lines
1.4 KiB
Python
50 lines
1.4 KiB
Python
"""A rule to build a single executable for a specific platform."""
|
|
|
|
def _platform_transition_impl(settings, attr):
|
|
_ignore = settings # @unused
|
|
return {
|
|
"//command_line_option:platforms": "{}".format(attr.platform),
|
|
}
|
|
|
|
_platform_transition = transition(
|
|
implementation = _platform_transition_impl,
|
|
inputs = [],
|
|
outputs = [
|
|
"//command_line_option:platforms",
|
|
],
|
|
)
|
|
|
|
def _platform_binary_impl(ctx):
|
|
out = ctx.actions.declare_file("{}_{}".format(ctx.file.target_file.basename, ctx.attr.platform))
|
|
ctx.actions.symlink(output = out, target_file = ctx.file.target_file)
|
|
|
|
return [
|
|
DefaultInfo(
|
|
executable = out,
|
|
files = depset([out]),
|
|
runfiles = ctx.runfiles(files = ctx.files.target_file),
|
|
),
|
|
]
|
|
|
|
_attrs = {
|
|
"platform": attr.string(
|
|
doc = "The platform to build the target for.",
|
|
),
|
|
"target_file": attr.label(
|
|
allow_single_file = True,
|
|
mandatory = True,
|
|
doc = "Target to build.",
|
|
),
|
|
"_allowlist_function_transition": attr.label(
|
|
default = "@bazel_tools//tools/allowlists/function_transition_allowlist",
|
|
),
|
|
}
|
|
|
|
# wrap a single exectable and build it for the specified platform.
|
|
platform_binary = rule(
|
|
implementation = _platform_binary_impl,
|
|
cfg = _platform_transition,
|
|
attrs = _attrs,
|
|
executable = True,
|
|
)
|