esp-idf/tools/ci/check_build_warnings.py

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#!/usr/bin/env python
# coding=utf-8
#
# CI script to check build logs for warnings.
# Reads the list of builds, in the format produced by find_apps.py or build_apps.py, and finds warnings in the
# log files for every build.
# Exits with a non-zero exit code if any warning is found.
import argparse
import logging
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import os
import re
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import sys
try:
from find_build_apps import BuildItem, setup_logging
except ImportError:
sys.path.insert(0, os.path.join(os.path.dirname(__file__), ".."))
from find_build_apps import BuildItem, setup_logging
WARNING_REGEX = re.compile(r"(?:error|warning)[^\w]", re.MULTILINE | re.IGNORECASE)
IGNORE_WARNS = [
re.compile(r_str) for r_str in [
r"library/error\.o",
r".*error.*\.c\.obj",
r"-Werror",
r"error\.d",
r"reassigning to symbol",
r"changes choice state",
r"crosstool_version_check\.cmake",
]
]
def line_has_warnings(line): # type: (str) -> bool
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if not WARNING_REGEX.search(line):
return False
has_warnings = True
for ignored in IGNORE_WARNS:
if re.search(ignored, line):
has_warnings = False
break
return has_warnings
def main():
parser = argparse.ArgumentParser(description="ESP-IDF app builder")
parser.add_argument(
"-v",
"--verbose",
action="count",
help="Increase the logging level of the script. Can be specified multiple times.",
)
parser.add_argument(
"--log-file",
type=argparse.FileType("w"),
help="Write the script log to the specified file, instead of stderr",
)
parser.add_argument(
"build_list",
type=argparse.FileType("r"),
nargs="?",
default=sys.stdin,
help="Name of the file to read the list of builds from. If not specified, read from stdin.",
)
args = parser.parse_args()
setup_logging(args)
build_items = [BuildItem.from_json(line) for line in args.build_list]
if not build_items:
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logging.warning("Empty build list")
SystemExit(0)
found_warnings = 0
for build_item in build_items:
if not build_item.build_log_path:
logging.debug("No log file for {}".format(build_item.work_dir))
continue
with open(build_item.build_log_path, "r") as log_file:
for line_no, line in enumerate(log_file):
if line_has_warnings(line):
logging.error("Issue in app {}, config {}:".format(build_item.app_dir, build_item.config_name))
logging.error(line.rstrip("\n"))
logging.error("See {}:{} for details".format(os.path.basename(build_item.build_log_path),
line_no + 1))
found_warnings += 1
break
if found_warnings:
logging.error("Checked {} builds, found {} warnings".format(len(build_items), found_warnings))
raise SystemExit(1)
logging.info("No warnings found")
if __name__ == "__main__":
main()