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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /build/RunCbindgen.py | |
parent | Initial commit. (diff) | |
download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esr
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'build/RunCbindgen.py')
-rw-r--r-- | build/RunCbindgen.py | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/build/RunCbindgen.py b/build/RunCbindgen.py new file mode 100644 index 0000000000..f797cad385 --- /dev/null +++ b/build/RunCbindgen.py @@ -0,0 +1,96 @@ +# This Source Code Form is subject to the terms of the Mozilla Public +# License, v. 2.0. If a copy of the MPL was not distributed with this +# file, You can obtain one at http://mozilla.org/MPL/2.0/. + +import os +import subprocess + +import buildconfig +import mozpack.path as mozpath +import six +import toml + + +# Try to read the package name or otherwise assume same name as the crate path. +def _get_crate_name(crate_path): + try: + with open(mozpath.join(crate_path, "Cargo.toml"), encoding="utf-8") as f: + return toml.load(f)["package"]["name"] + except Exception: + return mozpath.basename(crate_path) + + +CARGO_LOCK = mozpath.join(buildconfig.topsrcdir, "Cargo.lock") +CARGO_TOML = mozpath.join(buildconfig.topsrcdir, "Cargo.toml") + + +def _run_process(args): + env = os.environ.copy() + env["CARGO"] = str(buildconfig.substs["CARGO"]) + env["RUSTC"] = str(buildconfig.substs["RUSTC"]) + + p = subprocess.Popen(args, env=env, stdout=subprocess.PIPE, stderr=subprocess.PIPE) + + stdout, stderr = p.communicate() + stdout = six.ensure_text(stdout) + stderr = six.ensure_text(stderr) + if p.returncode != 0: + print(stdout) + print(stderr) + return (stdout, p.returncode) + + +def generate_metadata(output, cargo_config): + stdout, returncode = _run_process( + [ + buildconfig.substs["CARGO"], + "metadata", + "--frozen", + "--all-features", + "--format-version", + "1", + "--manifest-path", + CARGO_TOML, + ] + ) + + if returncode != 0: + return returncode + + output.write(stdout) + + # This is not quite accurate, but cbindgen only cares about a subset of the + # data which, when changed, causes these files to change. + return set([CARGO_LOCK, CARGO_TOML]) + + +def generate(output, metadata_path, cbindgen_crate_path, *in_tree_dependencies): + stdout, returncode = _run_process( + [ + buildconfig.substs["CBINDGEN"], + buildconfig.topsrcdir, + "--lockfile", + CARGO_LOCK, + "--crate", + _get_crate_name(cbindgen_crate_path), + "--metadata", + metadata_path, + "--cpp-compat", + ] + ) + + if returncode != 0: + return returncode + + output.write(stdout) + + deps = set() + deps.add(CARGO_LOCK) + deps.add(mozpath.join(cbindgen_crate_path, "cbindgen.toml")) + for directory in in_tree_dependencies + (cbindgen_crate_path,): + for path, dirs, files in os.walk(directory): + for file in files: + if os.path.splitext(file)[1] == ".rs": + deps.add(mozpath.join(path, file)) + + return deps |