2b021bc1d7
All the errors in existing scripts in utils/ have been fixed, so nothing needs to be added to .checkpackageignore. Signed-off-by: Ricardo Martincoski <ricardo.martincoski@gmail.com> Signed-off-by: Arnout Vandecappelle <arnout@mind.be>
305 lines
9.7 KiB
Python
Executable File
305 lines
9.7 KiB
Python
Executable File
#!/usr/bin/env python3
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# See utils/checkpackagelib/readme.txt before editing this file.
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import argparse
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import inspect
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import magic
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import os
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import re
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import six
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import sys
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import checkpackagelib.base
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import checkpackagelib.lib_config
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import checkpackagelib.lib_hash
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import checkpackagelib.lib_mk
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import checkpackagelib.lib_patch
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import checkpackagelib.lib_shellscript
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import checkpackagelib.lib_sysv
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VERBOSE_LEVEL_TO_SHOW_IGNORED_FILES = 3
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flags = None # Command line arguments.
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# There are two Python packages called 'magic':
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# https://pypi.org/project/file-magic/
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# https://pypi.org/project/python-magic/
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# Both allow to return a MIME file type, but with a slightly different
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# interface. Detect which one of the two we have based on one of the
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# attributes.
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if hasattr(magic, 'FileMagic'):
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# https://pypi.org/project/file-magic/
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def get_filetype(fname):
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return magic.detect_from_filename(fname).mime_type
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else:
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# https://pypi.org/project/python-magic/
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def get_filetype(fname):
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return magic.from_file(fname, mime=True)
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def get_ignored_parsers_per_file(intree_only, ignore_filename):
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ignored = dict()
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entry_base_dir = ''
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if not ignore_filename:
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return ignored
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filename = os.path.abspath(ignore_filename)
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entry_base_dir = os.path.join(os.path.dirname(filename))
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with open(filename, "r") as f:
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for line in f.readlines():
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filename, warnings_str = line.split(' ', 1)
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warnings = warnings_str.split()
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ignored[os.path.join(entry_base_dir, filename)] = warnings
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return ignored
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def parse_args():
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parser = argparse.ArgumentParser()
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# Do not use argparse.FileType("r") here because only files with known
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# format will be open based on the filename.
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parser.add_argument("files", metavar="F", type=str, nargs="*",
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help="list of files")
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parser.add_argument("--br2-external", "-b", dest='intree_only', action="store_false",
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help="do not apply the pathname filters used for intree files")
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parser.add_argument("--ignore-list", dest='ignore_filename', action="store",
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help='override the default list of ignored warnings')
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parser.add_argument("--manual-url", action="store",
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default="http://nightly.buildroot.org/",
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help="default: %(default)s")
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parser.add_argument("--verbose", "-v", action="count", default=0)
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parser.add_argument("--quiet", "-q", action="count", default=0)
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# Now the debug options in the order they are processed.
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parser.add_argument("--include-only", dest="include_list", action="append",
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help="run only the specified functions (debug)")
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parser.add_argument("--exclude", dest="exclude_list", action="append",
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help="do not run the specified functions (debug)")
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parser.add_argument("--dry-run", action="store_true", help="print the "
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"functions that would be called for each file (debug)")
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parser.add_argument("--failed-only", action="store_true", help="print only"
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" the name of the functions that failed (debug)")
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flags = parser.parse_args()
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flags.ignore_list = get_ignored_parsers_per_file(flags.intree_only, flags.ignore_filename)
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if flags.failed_only:
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flags.dry_run = False
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flags.verbose = -1
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return flags
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def get_lib_from_filetype(fname):
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if not os.path.isfile(fname):
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return None
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filetype = get_filetype(fname)
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if filetype == "text/x-shellscript":
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return checkpackagelib.lib_shellscript
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return None
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CONFIG_IN_FILENAME = re.compile(r"Config\.\S*$")
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DO_CHECK_INTREE = re.compile(r"|".join([
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r"Config.in",
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r"arch/",
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r"boot/",
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r"fs/",
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r"linux/",
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r"package/",
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r"system/",
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r"toolchain/",
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r"utils/",
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]))
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DO_NOT_CHECK_INTREE = re.compile(r"|".join([
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r"boot/barebox/barebox\.mk$",
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r"fs/common\.mk$",
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r"package/doc-asciidoc\.mk$",
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r"package/pkg-\S*\.mk$",
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r"toolchain/helpers\.mk$",
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r"toolchain/toolchain-external/pkg-toolchain-external\.mk$",
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]))
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SYSV_INIT_SCRIPT_FILENAME = re.compile(r"/S\d\d[^/]+$")
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def get_lib_from_filename(fname):
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if flags.intree_only:
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if DO_CHECK_INTREE.match(fname) is None:
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return None
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if DO_NOT_CHECK_INTREE.match(fname):
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return None
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else:
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if os.path.basename(fname) == "external.mk" and \
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os.path.exists(fname[:-2] + "desc"):
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return None
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if CONFIG_IN_FILENAME.search(fname):
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return checkpackagelib.lib_config
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if fname.endswith(".hash"):
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return checkpackagelib.lib_hash
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if fname.endswith(".mk"):
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return checkpackagelib.lib_mk
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if fname.endswith(".patch"):
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return checkpackagelib.lib_patch
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if SYSV_INIT_SCRIPT_FILENAME.search(fname):
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return checkpackagelib.lib_sysv
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return get_lib_from_filetype(fname)
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def common_inspect_rules(m):
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# do not call the base class
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if m.__name__.startswith("_"):
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return False
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if flags.include_list and m.__name__ not in flags.include_list:
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return False
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if flags.exclude_list and m.__name__ in flags.exclude_list:
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return False
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return True
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def is_a_check_function(m):
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if not inspect.isclass(m):
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return False
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if not issubclass(m, checkpackagelib.base._CheckFunction):
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return False
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return common_inspect_rules(m)
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def is_external_tool(m):
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if not inspect.isclass(m):
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return False
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if not issubclass(m, checkpackagelib.base._Tool):
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return False
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return common_inspect_rules(m)
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def print_warnings(warnings, xfail):
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# Avoid the need to use 'return []' at the end of every check function.
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if warnings is None:
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return 0, 0 # No warning generated.
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if xfail:
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return 0, 1 # Warning not generated, fail expected for this file.
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for level, message in enumerate(warnings):
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if flags.verbose >= level:
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print(message.replace("\t", "< tab >").rstrip())
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return 1, 1 # One more warning to count.
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def check_file_using_lib(fname):
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# Count number of warnings generated and lines processed.
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nwarnings = 0
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nlines = 0
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xfail = flags.ignore_list.get(os.path.abspath(fname), [])
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failed = set()
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lib = get_lib_from_filename(fname)
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if not lib:
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if flags.verbose >= VERBOSE_LEVEL_TO_SHOW_IGNORED_FILES:
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print("{}: ignored".format(fname))
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return nwarnings, nlines
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internal_functions = inspect.getmembers(lib, is_a_check_function)
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external_tools = inspect.getmembers(lib, is_external_tool)
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all_checks = internal_functions + external_tools
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if flags.dry_run:
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functions_to_run = [c[0] for c in all_checks]
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print("{}: would run: {}".format(fname, functions_to_run))
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return nwarnings, nlines
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objects = [[c[0], c[1](fname, flags.manual_url)] for c in internal_functions]
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for name, cf in objects:
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warn, fail = print_warnings(cf.before(), name in xfail)
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if fail > 0:
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failed.add(name)
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nwarnings += warn
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if six.PY3:
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f = open(fname, "r", errors="surrogateescape")
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else:
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f = open(fname, "r")
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lastline = ""
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for lineno, text in enumerate(f.readlines()):
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nlines += 1
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for name, cf in objects:
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if cf.disable.search(lastline):
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continue
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warn, fail = print_warnings(cf.check_line(lineno + 1, text), name in xfail)
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if fail > 0:
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failed.add(name)
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nwarnings += warn
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lastline = text
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f.close()
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for name, cf in objects:
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warn, fail = print_warnings(cf.after(), name in xfail)
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if fail > 0:
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failed.add(name)
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nwarnings += warn
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tools = [[c[0], c[1](fname)] for c in external_tools]
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for name, tool in tools:
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warn, fail = print_warnings(tool.run(), name in xfail)
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if fail > 0:
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failed.add(name)
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nwarnings += warn
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for should_fail in xfail:
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if should_fail not in failed:
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print("{}:0: {} was expected to fail, did you fixed the file and forgot to update {}?"
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.format(fname, should_fail, flags.ignore_filename))
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nwarnings += 1
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if flags.failed_only:
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if len(failed) > 0:
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f = " ".join(sorted(failed))
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print("{} {}".format(fname, f))
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return nwarnings, nlines
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def __main__():
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global flags
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flags = parse_args()
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if flags.intree_only:
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# change all paths received to be relative to the base dir
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base_dir = os.path.dirname(os.path.dirname(os.path.realpath(__file__)))
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files_to_check = [os.path.relpath(os.path.abspath(f), base_dir) for f in flags.files]
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# move current dir so the script find the files
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os.chdir(base_dir)
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else:
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files_to_check = flags.files
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if len(files_to_check) == 0:
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print("No files to check style")
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sys.exit(1)
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# Accumulate number of warnings generated and lines processed.
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total_warnings = 0
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total_lines = 0
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for fname in files_to_check:
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nwarnings, nlines = check_file_using_lib(fname)
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total_warnings += nwarnings
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total_lines += nlines
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# The warning messages are printed to stdout and can be post-processed
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# (e.g. counted by 'wc'), so for stats use stderr. Wait all warnings are
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# printed, for the case there are many of them, before printing stats.
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sys.stdout.flush()
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if not flags.quiet:
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print("{} lines processed".format(total_lines), file=sys.stderr)
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print("{} warnings generated".format(total_warnings), file=sys.stderr)
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if total_warnings > 0 and not flags.failed_only:
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sys.exit(1)
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__main__()
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