Adding upstream version 1:10.0.2+ds.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
This commit is contained in:
parent
bf2768bd0f
commit
ea34ddeea6
GPG key ID:
BCC918A2ABD66424
37998 changed files with 9510514 additions and 0 deletions
235
scripts/rust/rustc_args.py
Normal file
235
scripts/rust/rustc_args.py
Normal file
|
|
@ -0,0 +1,235 @@
|
|||
#!/usr/bin/env python3
|
||||
|
||||
"""Generate rustc arguments for meson rust builds.
|
||||
|
||||
This program generates --cfg compile flags for the configuration headers passed
|
||||
as arguments.
|
||||
|
||||
Copyright (c) 2024 Linaro Ltd.
|
||||
|
||||
Authors:
|
||||
Manos Pitsidianakis <manos.pitsidianakis@linaro.org>
|
||||
|
||||
This program is free software; you can redistribute it and/or modify
|
||||
it under the terms of the GNU General Public License as published by
|
||||
the Free Software Foundation; either version 2 of the License, or
|
||||
(at your option) any later version.
|
||||
|
||||
This program is distributed in the hope that it will be useful,
|
||||
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
GNU General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU General Public License
|
||||
along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||||
"""
|
||||
|
||||
import argparse
|
||||
from dataclasses import dataclass
|
||||
import logging
|
||||
from pathlib import Path
|
||||
from typing import Any, Iterable, List, Mapping, Optional, Set
|
||||
|
||||
try:
|
||||
import tomllib
|
||||
except ImportError:
|
||||
import tomli as tomllib
|
||||
|
||||
STRICT_LINTS = {"unknown_lints", "warnings"}
|
||||
|
||||
|
||||
class CargoTOML:
|
||||
tomldata: Mapping[Any, Any]
|
||||
workspace_data: Mapping[Any, Any]
|
||||
check_cfg: Set[str]
|
||||
|
||||
def __init__(self, path: Optional[str], workspace: Optional[str]):
|
||||
if path is not None:
|
||||
with open(path, 'rb') as f:
|
||||
self.tomldata = tomllib.load(f)
|
||||
else:
|
||||
self.tomldata = {"lints": {"workspace": True}}
|
||||
|
||||
if workspace is not None:
|
||||
with open(workspace, 'rb') as f:
|
||||
self.workspace_data = tomllib.load(f)
|
||||
if "workspace" not in self.workspace_data:
|
||||
self.workspace_data["workspace"] = {}
|
||||
|
||||
self.check_cfg = set(self.find_check_cfg())
|
||||
|
||||
def find_check_cfg(self) -> Iterable[str]:
|
||||
toml_lints = self.lints
|
||||
rust_lints = toml_lints.get("rust", {})
|
||||
cfg_lint = rust_lints.get("unexpected_cfgs", {})
|
||||
return cfg_lint.get("check-cfg", [])
|
||||
|
||||
@property
|
||||
def lints(self) -> Mapping[Any, Any]:
|
||||
return self.get_table("lints", True)
|
||||
|
||||
def get_table(self, key: str, can_be_workspace: bool = False) -> Mapping[Any, Any]:
|
||||
table = self.tomldata.get(key, {})
|
||||
if can_be_workspace and table.get("workspace", False) is True:
|
||||
table = self.workspace_data["workspace"].get(key, {})
|
||||
|
||||
return table
|
||||
|
||||
|
||||
@dataclass
|
||||
class LintFlag:
|
||||
flags: List[str]
|
||||
priority: int
|
||||
|
||||
|
||||
def generate_lint_flags(cargo_toml: CargoTOML, strict_lints: bool) -> Iterable[str]:
|
||||
"""Converts Cargo.toml lints to rustc -A/-D/-F/-W flags."""
|
||||
|
||||
toml_lints = cargo_toml.lints
|
||||
|
||||
lint_list = []
|
||||
for k, v in toml_lints.items():
|
||||
prefix = "" if k == "rust" else k + "::"
|
||||
for lint, data in v.items():
|
||||
level = data if isinstance(data, str) else data["level"]
|
||||
priority = 0 if isinstance(data, str) else data.get("priority", 0)
|
||||
if level == "deny":
|
||||
flag = "-D"
|
||||
elif level == "allow":
|
||||
flag = "-A"
|
||||
elif level == "warn":
|
||||
flag = "-W"
|
||||
elif level == "forbid":
|
||||
flag = "-F"
|
||||
else:
|
||||
raise Exception(f"invalid level {level} for {prefix}{lint}")
|
||||
|
||||
# This may change if QEMU ever invokes clippy-driver or rustdoc by
|
||||
# hand. For now, check the syntax but do not add non-rustc lints to
|
||||
# the command line.
|
||||
if k == "rust" and not (strict_lints and lint in STRICT_LINTS):
|
||||
lint_list.append(LintFlag(flags=[flag, prefix + lint], priority=priority))
|
||||
|
||||
if strict_lints:
|
||||
for lint in STRICT_LINTS:
|
||||
lint_list.append(LintFlag(flags=["-D", lint], priority=1000000))
|
||||
|
||||
lint_list.sort(key=lambda x: x.priority)
|
||||
for lint in lint_list:
|
||||
yield from lint.flags
|
||||
|
||||
|
||||
def generate_cfg_flags(header: str, cargo_toml: CargoTOML) -> Iterable[str]:
|
||||
"""Converts defines from config[..].h headers to rustc --cfg flags."""
|
||||
|
||||
with open(header, encoding="utf-8") as cfg:
|
||||
config = [l.split()[1:] for l in cfg if l.startswith("#define")]
|
||||
|
||||
cfg_list = []
|
||||
for cfg in config:
|
||||
name = cfg[0]
|
||||
if f'cfg({name})' not in cargo_toml.check_cfg:
|
||||
continue
|
||||
if len(cfg) >= 2 and cfg[1] != "1":
|
||||
continue
|
||||
cfg_list.append("--cfg")
|
||||
cfg_list.append(name)
|
||||
return cfg_list
|
||||
|
||||
|
||||
def main() -> None:
|
||||
parser = argparse.ArgumentParser()
|
||||
parser.add_argument("-v", "--verbose", action="store_true")
|
||||
parser.add_argument(
|
||||
"--config-headers",
|
||||
metavar="CONFIG_HEADER",
|
||||
action="append",
|
||||
dest="config_headers",
|
||||
help="paths to any configuration C headers (*.h files), if any",
|
||||
required=False,
|
||||
default=[],
|
||||
)
|
||||
parser.add_argument(
|
||||
metavar="TOML_FILE",
|
||||
action="store",
|
||||
dest="cargo_toml",
|
||||
help="path to Cargo.toml file",
|
||||
nargs='?',
|
||||
)
|
||||
parser.add_argument(
|
||||
"--workspace",
|
||||
metavar="DIR",
|
||||
action="store",
|
||||
dest="workspace",
|
||||
help="path to root of the workspace",
|
||||
required=False,
|
||||
default=None,
|
||||
)
|
||||
parser.add_argument(
|
||||
"--features",
|
||||
action="store_true",
|
||||
dest="features",
|
||||
help="generate --check-cfg arguments for features",
|
||||
required=False,
|
||||
default=None,
|
||||
)
|
||||
parser.add_argument(
|
||||
"--lints",
|
||||
action="store_true",
|
||||
dest="lints",
|
||||
help="generate arguments from [lints] table",
|
||||
required=False,
|
||||
default=None,
|
||||
)
|
||||
parser.add_argument(
|
||||
"--rustc-version",
|
||||
metavar="VERSION",
|
||||
dest="rustc_version",
|
||||
action="store",
|
||||
help="version of rustc",
|
||||
required=False,
|
||||
default="1.0.0",
|
||||
)
|
||||
parser.add_argument(
|
||||
"--strict-lints",
|
||||
action="store_true",
|
||||
dest="strict_lints",
|
||||
help="apply stricter checks (for nightly Rust)",
|
||||
default=False,
|
||||
)
|
||||
args = parser.parse_args()
|
||||
if args.verbose:
|
||||
logging.basicConfig(level=logging.DEBUG)
|
||||
logging.debug("args: %s", args)
|
||||
|
||||
rustc_version = tuple((int(x) for x in args.rustc_version.split('.')[0:2]))
|
||||
if args.workspace:
|
||||
workspace_cargo_toml = Path(args.workspace, "Cargo.toml").resolve()
|
||||
cargo_toml = CargoTOML(args.cargo_toml, str(workspace_cargo_toml))
|
||||
else:
|
||||
cargo_toml = CargoTOML(args.cargo_toml, None)
|
||||
|
||||
if args.lints:
|
||||
for tok in generate_lint_flags(cargo_toml, args.strict_lints):
|
||||
print(tok)
|
||||
|
||||
if rustc_version >= (1, 80):
|
||||
if args.lints:
|
||||
print("--check-cfg")
|
||||
print("cfg(test)")
|
||||
for cfg in sorted(cargo_toml.check_cfg):
|
||||
print("--check-cfg")
|
||||
print(cfg)
|
||||
if args.features:
|
||||
for feature in cargo_toml.get_table("features"):
|
||||
if feature != "default":
|
||||
print("--check-cfg")
|
||||
print(f'cfg(feature,values("{feature}"))')
|
||||
|
||||
for header in args.config_headers:
|
||||
for tok in generate_cfg_flags(header, cargo_toml):
|
||||
print(tok)
|
||||
|
||||
|
||||
if __name__ == "__main__":
|
||||
main()
|
||||
Loading…
Add table
Add a link
Reference in a new issue