Gecko [ paroquia-rio-de-mouro.pt ]

Name	Size	Permission	Date
basic	[ DIR ]	drwxr-xr-x	2018-04-05 07:11
coccinelle	[ DIR ]	drwxr-xr-x	2018-04-05 07:11
dtc	[ DIR ]	drwxr-xr-x	2018-04-05 07:11
gdb	[ DIR ]	drwxr-xr-x	2018-04-05 07:11
genksyms	[ DIR ]	drwxr-xr-x	2018-04-05 07:11
kconfig	[ DIR ]	drwxr-xr-x	2018-04-05 07:11
ksymoops	[ DIR ]	drwxr-xr-x	2018-04-05 07:11
mod	[ DIR ]	drwxr-xr-x	2018-04-05 07:11
package	[ DIR ]	drwxr-xr-x	2018-04-05 07:11
selinux	[ DIR ]	drwxr-xr-x	2018-04-05 07:11
tracing	[ DIR ]	drwxr-xr-x	2018-04-05 07:11
.gitignore	154 B	-rw-r--r--	2016-01-11 00:01
Kbuild.include	13.07 KB	-rw-r--r--	2016-01-11 00:01
Lindent	496 B	-rwxr-xr-x	2016-01-11 00:01
Makefile	1.79 KB	-rw-r--r--	2018-04-02 18:07
Makefile.asm-generic	683 B	-rw-r--r--	2016-01-11 00:01
Makefile.build	16.5 KB	-rw-r--r--	2018-04-02 18:07
Makefile.clean	2.83 KB	-rw-r--r--	2016-01-11 00:01
Makefile.dtbinst	1.41 KB	-rw-r--r--	2016-01-11 00:01
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Makefile.fwinst	2.01 KB	-rw-r--r--	2016-01-11 00:01
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Makefile.host	4.51 KB	-rw-r--r--	2016-01-11 00:01
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Makefile.modsign	1005 B	-rw-r--r--	2016-01-11 00:01
analyze_suspend.py	117.57 KB	-rwxr-xr-x	2016-01-11 00:01
asn1_compiler.c	35.54 KB	-rw-r--r--	2016-01-11 00:01
bloat-o-meter	1.9 KB	-rwxr-xr-x	2018-04-02 18:07
bootgraph.pl	6.28 KB	-rwxr-xr-x	2016-01-11 00:01
check-lc_ctype.c	201 B	-rw-r--r--	2016-01-11 00:01
check_extable.sh	4.9 KB	-rwxr-xr-x	2016-01-11 00:01
checkincludes.pl	1.77 KB	-rwxr-xr-x	2016-01-11 00:01
checkkconfigsymbols.py	11.44 KB	-rwxr-xr-x	2016-01-11 00:01
checkpatch.pl	169.77 KB	-rwxr-xr-x	2018-04-02 18:07
checkstack.pl	5.38 KB	-rwxr-xr-x	2016-01-11 00:01
checksyscalls.sh	5.62 KB	-rwxr-xr-x	2016-01-11 00:01
checkversion.pl	1.86 KB	-rwxr-xr-x	2016-01-11 00:01
cleanfile	3.41 KB	-rwxr-xr-x	2016-01-11 00:01
cleanpatch	5.01 KB	-rwxr-xr-x	2016-01-11 00:01
coccicheck	4.66 KB	-rwxr-xr-x	2016-01-11 00:01
config	4.49 KB	-rwxr-xr-x	2016-01-11 00:01
conmakehash.c	5.98 KB	-rw-r--r--	2016-01-11 00:01
decode_stacktrace.sh	3.09 KB	-rwxr-xr-x	2016-01-11 00:01
decodecode	2.15 KB	-rwxr-xr-x	2016-01-11 00:01
depmod.sh	1.67 KB	-rwxr-xr-x	2016-01-11 00:01
diffconfig	3.68 KB	-rwxr-xr-x	2016-01-11 00:01
docproc.c	13.8 KB	-rw-r--r--	2016-01-11 00:01
export_report.pl	4.53 KB	-rwxr-xr-x	2016-01-11 00:01
extract-cert.c	3.46 KB	-rw-r--r--	2016-01-11 00:01
extract-ikconfig	1.69 KB	-rwxr-xr-x	2016-01-11 00:01
extract-module-sig.pl	3.61 KB	-rwxr-xr-x	2016-01-11 00:01
extract-sys-certs.pl	3.7 KB	-rwxr-xr-x	2018-04-02 18:07
extract-vmlinux	1.6 KB	-rwxr-xr-x	2016-01-11 00:01
gcc-goto.sh	495 B	-rwxr-xr-x	2016-01-11 00:01
gcc-ld	676 B	-rwxr-xr-x	2016-01-11 00:01
gcc-version.sh	822 B	-rwxr-xr-x	2016-01-11 00:01
gcc-x86_32-has-stack-protector.sh	184 B	-rwxr-xr-x	2016-01-11 00:01
gcc-x86_64-has-stack-protector.sh	209 B	-rwxr-xr-x	2018-04-02 18:07
gen_initramfs_list.sh	7.87 KB	-rwxr-xr-x	2016-01-11 00:01
get_maintainer.pl	58.29 KB	-rwxr-xr-x	2016-01-11 00:01
gfp-translate	1.71 KB	-rwxr-xr-x	2016-01-11 00:01
headerdep.pl	3.46 KB	-rwxr-xr-x	2016-01-11 00:01
headers.sh	477 B	-rwxr-xr-x	2016-01-11 00:01
headers_check.pl	3.6 KB	-rwxr-xr-x	2016-01-11 00:01
headers_install.sh	1.28 KB	-rwxr-xr-x	2016-01-11 00:01
insert-sys-cert.c	13.08 KB	-rw-r--r--	2018-04-02 18:07
kallsyms.c	16.68 KB	-rw-r--r--	2016-01-11 00:01
kernel-doc	76.05 KB	-rwxr-xr-x	2016-01-11 00:01
kernel-doc-xml-ref	4.22 KB	-rwxr-xr-x	2016-01-11 00:01
ld-version.sh	207 B	-rwxr-xr-x	2018-04-02 18:07
link-vmlinux.sh	5.84 KB	-rwxr-xr-x	2018-04-02 18:07
makelst	773 B	-rwxr-xr-x	2016-01-11 00:01
markup_oops.pl	8.08 KB	-rwxr-xr-x	2016-01-11 00:01
mkcompile_h	2.46 KB	-rwxr-xr-x	2016-01-11 00:01
mkmakefile	1.16 KB	-rwxr-xr-x	2016-01-11 00:01
mksysmap	1.33 KB	-rwxr-xr-x	2016-01-11 00:01
mkuboot.sh	379 B	-rwxr-xr-x	2016-01-11 00:01
mkversion	74 B	-rw-r--r--	2016-01-11 00:01
module-common.lds	888 B	-rw-r--r--	2018-04-02 18:07
namespace.pl	13 KB	-rwxr-xr-x	2016-01-11 00:01
objdiff	2.69 KB	-rwxr-xr-x	2016-01-11 00:01
patch-kernel	9.91 KB	-rwxr-xr-x	2016-01-11 00:01
pnmtologo.c	11.91 KB	-rw-r--r--	2016-01-11 00:01
profile2linkerlist.pl	375 B	-rwxr-xr-x	2016-01-11 00:01
recordmcount.c	15.02 KB	-rw-r--r--	2018-04-02 18:07
recordmcount.h	16.38 KB	-rw-r--r--	2016-01-11 00:01
recordmcount.pl	17.9 KB	-rwxr-xr-x	2018-04-02 18:07
setlocalversion	3.88 KB	-rwxr-xr-x	2016-01-11 00:01
show_delta	2.99 KB	-rwxr-xr-x	2016-01-11 00:01
sign-file.c	8.14 KB	-rwxr-xr-x	2016-01-11 00:01
sortextable.c	7.65 KB	-rw-r--r--	2016-01-11 00:01
sortextable.h	5.48 KB	-rw-r--r--	2016-01-11 00:01
spelling.txt	21.33 KB	-rw-r--r--	2016-01-11 00:01
stackdelta	1.8 KB	-rwxr-xr-x	2016-01-11 00:01
stackusage	759 B	-rwxr-xr-x	2016-01-11 00:01
tags.sh	10.56 KB	-rwxr-xr-x	2016-01-11 00:01
unifdef.c	34.8 KB	-rw-r--r--	2016-01-11 00:01
ver_linux	3.89 KB	-rwxr-xr-x	2016-01-11 00:01
xen-hypercalls.sh	351 B	-rw-r--r--	2016-01-11 00:01
xz_wrap.sh	562 B	-rwxr-xr-x	2016-01-11 00:01

Rename

#!/usr/bin/env python2

"""Find Kconfig symbols that are referenced but not defined."""

# (c) 2014-2015 Valentin Rothberg <valentinrothberg@gmail.com>
# (c) 2014 Stefan Hengelein <stefan.hengelein@fau.de>
#
# Licensed under the terms of the GNU GPL License version 2

import os
import re
import sys
from subprocess import Popen, PIPE, STDOUT
from optparse import OptionParser

# regex expressions
OPERATORS = r"&|$|$|\||\!"
FEATURE = r"(?:\w*[A-Z0-9]\w*){2,}"
DEF = r"^\s*(?:menu){,1}config\s+(" + FEATURE + r")\s*"
EXPR = r"(?:" + OPERATORS + r"|\s|" + FEATURE + r")+"
DEFAULT = r"default\s+.*?(?:if\s.+){,1}"
STMT = r"^\s*(?:if|select|depends\s+on|(?:" + DEFAULT + r"))\s+" + EXPR
SOURCE_FEATURE = r"(?:\W|\b)+[D]{,1}CONFIG_(" + FEATURE + r")"

# regex objects
REGEX_FILE_KCONFIG = re.compile(r".*Kconfig[\.\w+\-]*$")
REGEX_FEATURE = re.compile(r'(?!\B"[^"]*)' + FEATURE + r'(?![^"]*"\B)')
REGEX_SOURCE_FEATURE = re.compile(SOURCE_FEATURE)
REGEX_KCONFIG_DEF = re.compile(DEF)
REGEX_KCONFIG_EXPR = re.compile(EXPR)
REGEX_KCONFIG_STMT = re.compile(STMT)
REGEX_KCONFIG_HELP = re.compile(r"^\s+(help|---help---)\s*$")
REGEX_FILTER_FEATURES = re.compile(r"[A-Za-z0-9]$")
REGEX_NUMERIC = re.compile(r"0[xX][0-9a-fA-F]+|[0-9]+")

def parse_options():
    """The user interface of this module."""
    usage = "%prog [options]\n\n"                                              \
            "Run this tool to detect Kconfig symbols that are referenced but " \
            "not defined in\nKconfig.  The output of this tool has the "       \
            "format \'Undefined symbol\\tFile list\'\n\n"                      \
            "If no option is specified, %prog will default to check your\n"    \
            "current tree.  Please note that specifying commits will "         \
            "\'git reset --hard\'\nyour current tree!  You may save "          \
            "uncommitted changes to avoid losing data."

parser = OptionParser(usage=usage)

parser.add_option('-c', '--commit', dest='commit', action='store',
                      default="",
                      help="Check if the specified commit (hash) introduces "
                           "undefined Kconfig symbols.")

parser.add_option('-d', '--diff', dest='diff', action='store',
                      default="",
                      help="Diff undefined symbols between two commits.  The "
                           "input format bases on Git log's "
                           "\'commmit1..commit2\'.")

parser.add_option('-f', '--find', dest='find', action='store_true',
                      default=False,
                      help="Find and show commits that may cause symbols to be "
                           "missing.  Required to run with --diff.")

parser.add_option('-i', '--ignore', dest='ignore', action='store',
                      default="",
                      help="Ignore files matching this pattern.  Note that "
                           "the pattern needs to be a Python regex.  To "
                           "ignore defconfigs, specify -i '.*defconfig'.")

parser.add_option('', '--force', dest='force', action='store_true',
                      default=False,
                      help="Reset current Git tree even when it's dirty.")

(opts, _) = parser.parse_args()

if opts.commit and opts.diff:
        sys.exit("Please specify only one option at once.")

if opts.diff and not re.match(r"^[\w\-\.]+\.\.[\w\-\.]+$", opts.diff):
        sys.exit("Please specify valid input in the following format: "
                 "\'commmit1..commit2\'")

if opts.commit or opts.diff:
        if not opts.force and tree_is_dirty():
            sys.exit("The current Git tree is dirty (see 'git status').  "
                     "Running this script may\ndelete important data since it "
                     "calls 'git reset --hard' for some performance\nreasons. "
                     " Please run this script in a clean Git tree or pass "
                     "'--force' if you\nwant to ignore this warning and "
                     "continue.")

if opts.commit:
        opts.find = False

if opts.ignore:
        try:
            re.match(opts.ignore, "this/is/just/a/test.c")
        except:
            sys.exit("Please specify a valid Python regex.")

return opts

def main():
    """Main function of this module."""
    opts = parse_options()

if opts.commit or opts.diff:
        head = get_head()

# get commit range
        commit_a = None
        commit_b = None
        if opts.commit:
            commit_a = opts.commit + "~"
            commit_b = opts.commit
        elif opts.diff:
            split = opts.diff.split("..")
            commit_a = split[0]
            commit_b = split[1]
            undefined_a = {}
            undefined_b = {}

# get undefined items before the commit
        execute("git reset --hard %s" % commit_a)
        undefined_a = check_symbols(opts.ignore)

# get undefined items for the commit
        execute("git reset --hard %s" % commit_b)
        undefined_b = check_symbols(opts.ignore)

# report cases that are present for the commit but not before
        for feature in sorted(undefined_b):
            # feature has not been undefined before
            if not feature in undefined_a:
                files = sorted(undefined_b.get(feature))
                print "%s\t%s" % (yel(feature), ", ".join(files))
                if opts.find:
                    commits = find_commits(feature, opts.diff)
                    print red(commits)
            # check if there are new files that reference the undefined feature
            else:
                files = sorted(undefined_b.get(feature) -
                               undefined_a.get(feature))
                if files:
                    print "%s\t%s" % (yel(feature), ", ".join(files))
                    if opts.find:
                        commits = find_commits(feature, opts.diff)
                        print red(commits)

# reset to head
        execute("git reset --hard %s" % head)

# default to check the entire tree
    else:
        undefined = check_symbols(opts.ignore)
        for feature in sorted(undefined):
            files = sorted(undefined.get(feature))
            print "%s\t%s" % (yel(feature), ", ".join(files))

def yel(string):
    """
    Color %string yellow.
    """
    return "\033[33m%s\033[0m" % string

def red(string):
    """
    Color %string red.
    """
    return "\033[31m%s\033[0m" % string

def execute(cmd):
    """Execute %cmd and return stdout.  Exit in case of error."""
    pop = Popen(cmd, stdout=PIPE, stderr=STDOUT, shell=True)
    (stdout, _) = pop.communicate()  # wait until finished
    if pop.returncode != 0:
        sys.exit(stdout)
    return stdout

def find_commits(symbol, diff):
    """Find commits changing %symbol in the given range of %diff."""
    commits = execute("git log --pretty=oneline --abbrev-commit -G %s %s"
                      % (symbol, diff))
    return commits

def tree_is_dirty():
    """Return true if the current working tree is dirty (i.e., if any file has
    been added, deleted, modified, renamed or copied but not committed)."""
    stdout = execute("git status --porcelain")
    for line in stdout:
        if re.findall(r"[URMADC]{1}", line[:2]):
            return True
    return False

def get_head():
    """Return commit hash of current HEAD."""
    stdout = execute("git rev-parse HEAD")
    return stdout.strip('\n')

def check_symbols(ignore):
    """Find undefined Kconfig symbols and return a dict with the symbol as key
    and a list of referencing files as value.  Files matching %ignore are not
    checked for undefined symbols."""
    source_files = []
    kconfig_files = []
    defined_features = set()
    referenced_features = dict()  # {feature: [files]}

# use 'git ls-files' to get the worklist
    stdout = execute("git ls-files")
    if len(stdout) > 0 and stdout[-1] == "\n":
        stdout = stdout[:-1]

for gitfile in stdout.rsplit("\n"):
        if ".git" in gitfile or "ChangeLog" in gitfile or      \
                ".log" in gitfile or os.path.isdir(gitfile) or \
                gitfile.startswith("tools/"):
            continue
        if REGEX_FILE_KCONFIG.match(gitfile):
            kconfig_files.append(gitfile)
        else:
            # all non-Kconfig files are checked for consistency
            source_files.append(gitfile)

for sfile in source_files:
        if ignore and re.match(ignore, sfile):
            # do not check files matching %ignore
            continue
        parse_source_file(sfile, referenced_features)

for kfile in kconfig_files:
        if ignore and re.match(ignore, kfile):
            # do not collect references for files matching %ignore
            parse_kconfig_file(kfile, defined_features, dict())
        else:
            parse_kconfig_file(kfile, defined_features, referenced_features)

undefined = {}  # {feature: [files]}
    for feature in sorted(referenced_features):
        # filter some false positives
        if feature == "FOO" or feature == "BAR" or \
                feature == "FOO_BAR" or feature == "XXX":
            continue
        if feature not in defined_features:
            if feature.endswith("_MODULE"):
                # avoid false positives for kernel modules
                if feature[:-len("_MODULE")] in defined_features:
                    continue
            undefined[feature] = referenced_features.get(feature)
    return undefined

def parse_source_file(sfile, referenced_features):
    """Parse @sfile for referenced Kconfig features."""
    lines = []
    with open(sfile, "r") as stream:
        lines = stream.readlines()

for line in lines:
        if not "CONFIG_" in line:
            continue
        features = REGEX_SOURCE_FEATURE.findall(line)
        for feature in features:
            if not REGEX_FILTER_FEATURES.search(feature):
                continue
            sfiles = referenced_features.get(feature, set())
            sfiles.add(sfile)
            referenced_features[feature] = sfiles

def get_features_in_line(line):
    """Return mentioned Kconfig features in @line."""
    return REGEX_FEATURE.findall(line)

def parse_kconfig_file(kfile, defined_features, referenced_features):
    """Parse @kfile and update feature definitions and references."""
    lines = []
    skip = False

with open(kfile, "r") as stream:
        lines = stream.readlines()

for i in range(len(lines)):
        line = lines[i]
        line = line.strip('\n')
        line = line.split("#")[0]  # ignore comments

if REGEX_KCONFIG_DEF.match(line):
            feature_def = REGEX_KCONFIG_DEF.findall(line)
            defined_features.add(feature_def[0])
            skip = False
        elif REGEX_KCONFIG_HELP.match(line):
            skip = True
        elif skip:
            # ignore content of help messages
            pass
        elif REGEX_KCONFIG_STMT.match(line):
            features = get_features_in_line(line)
            # multi-line statements
            while line.endswith("\\"):
                i += 1
                line = lines[i]
                line = line.strip('\n')
                features.extend(get_features_in_line(line))
            for feature in set(features):
                if REGEX_NUMERIC.match(feature):
                    # ignore numeric values
                    continue
                paths = referenced_features.get(feature, set())
                paths.add(kfile)
                referenced_features[feature] = paths

if __name__ == "__main__":
    main()