| # Copyright 2023 The Fuchsia Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| FORMATTER_MSG = "File not formatted. Run `fx format-code` to fix." |
| |
| def os_exec(ctx, cmd, *args, **kwargs): |
| """Runs `ctx.os.exec()`, validating that the executable path is absolute. |
| """ |
| if not cmd[0].startswith("/"): |
| fail("%s is not absolute" % cmd[0]) |
| return ctx.os.exec(cmd, *args, **kwargs) |
| |
| def get_fuchsia_dir(ctx): |
| rel_fuchsia_dir = ctx.vars.get("fuchsia_dir") |
| if rel_fuchsia_dir == ".": |
| return ctx.scm.root |
| return ctx.scm.root + "/" + rel_fuchsia_dir |
| |
| def cipd_platform_name(ctx): |
| """Returns CIPD's name for the current host platform. |
| |
| This is the platform name that appears in most prebuilt paths. |
| """ |
| os = { |
| "darwin": "mac", |
| }.get(ctx.platform.os, ctx.platform.os) |
| arch = { |
| "amd64": "x64", |
| }.get(ctx.platform.arch, ctx.platform.arch) |
| return "%s-%s" % (os, arch) |
| |
| def get_build_dir(ctx): |
| """Returns the path to the build output directory.""" |
| return get_fuchsia_dir(ctx) + "/" + ctx.vars.get("fuchsia_build_dir") |
| |
| def compiled_tool_path(ctx, tool_name): |
| """Returns the path to a compiled tool in the build directory.""" |
| build_dir = get_build_dir(ctx) |
| tools = json.decode(str(ctx.io.read_file(build_dir + "/tool_paths.json"))) |
| for tool in tools: |
| if ( |
| tool["name"] == tool_name and |
| "%s-%s" % (tool["os"], tool["cpu"]) == cipd_platform_name(ctx) |
| ): |
| return build_dir + "/" + tool["path"] |
| fail("no such tool in tool_paths.json: %s" % tool_name) |
