зеркало из https://github.com/mozilla/gecko-dev.git
77 строки
2.5 KiB
Python
77 строки
2.5 KiB
Python
# This Source Code Form is subject to the terms of the Mozilla Public
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# License, v. 2.0. If a copy of the MPL was not distributed with this
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# file, You can obtain one at http://mozilla.org/MPL/2.0/.
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from __future__ import print_function
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import buildconfig
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import mozpack.path as mozpath
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import os
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import subprocess
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import pytoml
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# Try to read the package name or otherwise assume same name as the crate path.
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def _get_crate_name(crate_path):
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try:
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with open(mozpath.join(crate_path, "Cargo.toml")) as f:
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return pytoml.load(f)["package"]["name"]
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except Exception:
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return mozpath.basename(crate_path)
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CARGO_LOCK = mozpath.join(buildconfig.topsrcdir, "Cargo.lock")
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def _generate(output, cbindgen_crate_path, metadata_crate_path,
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in_tree_dependencies):
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env = os.environ.copy()
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env['CARGO'] = str(buildconfig.substs['CARGO'])
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p = subprocess.Popen([
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buildconfig.substs['CBINDGEN'],
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metadata_crate_path,
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"--lockfile",
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CARGO_LOCK,
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"--crate",
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_get_crate_name(cbindgen_crate_path),
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"--cpp-compat"
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], env=env, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
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stdout, stderr = p.communicate()
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if p.returncode != 0:
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print(stdout)
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print(stderr)
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return p.returncode
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output.write(stdout)
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deps = set()
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deps.add(CARGO_LOCK)
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deps.add(mozpath.join(cbindgen_crate_path, "cbindgen.toml"))
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for directory in in_tree_dependencies + (cbindgen_crate_path,):
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for path, dirs, files in os.walk(directory):
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for file in files:
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if os.path.splitext(file)[1] == ".rs":
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deps.add(mozpath.join(path, file))
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return deps
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def generate(output, cbindgen_crate_path, *in_tree_dependencies):
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metadata_crate_path = mozpath.join(buildconfig.topsrcdir,
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"toolkit", "library", "rust")
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return _generate(output, cbindgen_crate_path, metadata_crate_path,
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in_tree_dependencies)
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# Use the binding's crate directory instead of toolkit/library/rust as
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# the metadata crate directory.
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#
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# This is necessary for the bindings inside SpiderMonkey, given that
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# SpiderMonkey tarball doesn't contain toolkit/library/rust and its
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# dependencies.
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def generate_with_same_crate(output, cbindgen_crate_path,
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*in_tree_dependencies):
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return _generate(output, cbindgen_crate_path, cbindgen_crate_path,
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in_tree_dependencies)
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