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|
#!/usr/bin/perl
#***************************************************************************
# _ _ ____ _
# Project ___| | | | _ \| |
# / __| | | | |_) | |
# | (__| |_| | _ <| |___
# \___|\___/|_| \_\_____|
#
# Copyright (C) 1998 - 2020, Daniel Stenberg, <daniel@haxx.se>, et al.
#
# This software is licensed as described in the file COPYING, which
# you should have received as part of this distribution. The terms
# are also available at https://curl.haxx.se/docs/copyright.html.
#
# You may opt to use, copy, modify, merge, publish, distribute and/or sell
# copies of the Software, and permit persons to whom the Software is
# furnished to do so, under the terms of the COPYING file.
#
# This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
# KIND, either express or implied.
#
###########################################################################
#
# Invoke script in the root of the git checkout. Scans all files in git unless
# given a specific single file.
#
# Usage: copyright.pl [file]
#
# regexes of files to not scan
my @whitelist=(
'^tests\/data\/test(\d+)$', # test case data
'^docs\/cmdline-opts\/[a-z]+(.*)\.d$', # curl.1 pieces
'(\/|^)[A-Z0-9_.-]+$', # all uppercase file name, possibly with dot and dash
'(\/|^)[A-Z0-9_-]+\.md$', # all uppercase file name with .md extension
'.gitignore', # wherever they are
'.gitattributes', # wherever they are
'^tests/certs/.*', # generated certs
'^tests/stunnel.pem', # generated cert
'^tests/valgrind.supp', # valgrind suppressions
'^projects/Windows/.*.dsw$', # generated MSVC file
'^projects/Windows/.*.sln$', # generated MSVC file
'^projects/Windows/.*.tmpl$', # generated MSVC file
'^projects/Windows/.*.vcxproj.filters$', # generated MSVC file
'^m4/ax_compile_check_sizeof.m4$', # imported, leave be
'^.mailmap', # git control file
'^winbuild/BUILD.WINDOWS.txt$', # instructions
'\/readme',
'^.github/', # github instruction files
# docs/ files we're okay with without copyright
'INSTALL.cmake',
'TheArtOfHttpScripting',
'page-footer',
'curl_multi_socket_all.3',
'curl_strnequal.3',
'symbols-in-versions',
'options-in-versions',
# macos-framework files
'^lib\/libcurl.plist',
'^lib\/libcurl.vers.in',
# symbian build files we know little about
'^packages\/Symbian\/bwins\/libcurlu.def',
'^packages\/Symbian\/eabi\/libcurlu.def',
'^packages\/Symbian\/group\/bld.inf',
'^packages\/Symbian\/group\/curl.iby',
'^packages\/Symbian\/group\/curl.mmp',
'^packages\/Symbian\/group\/curl.pkg',
'^packages\/Symbian\/group\/libcurl.iby',
'^packages\/Symbian\/group\/libcurl.mmp',
'^packages\/Symbian\/group\/libcurl.pkg',
# vms files
'^packages\/vms\/build_vms.com',
'^packages\/vms\/curl_release_note_start.txt',
'^packages\/vms\/curlmsg.sdl',
'^packages\/vms\/macro32_exactcase.patch',
# XML junk
'^projects\/wolfssl_override.props',
# macos framework generated files
'^src\/macos\/curl.mcp.xml.sit.hqx',
'^src\/macos\/src\/curl_GUSIConfig.cpp',
# checksrc control files
'\.checksrc$',
);
sub scanfile {
my ($f) = @_;
my $line=1;
my $found = 0;
open(F, "<$f") ||
print ERROR "can't open $f\n";
while (<F>) {
chomp;
my $l = $_;
# check for a copyright statement and save the years
if($l =~ /.* +copyright .* *\d\d\d\d/i) {
while($l =~ /([\d]{4})/g) {
push @copyright, {
year => $1,
line => $line,
col => index($l, $1),
code => $l
};
$found++;
}
}
# allow within the first 100 lines
if(++$line > 100) {
last;
}
}
close(F);
return $found;
}
sub checkfile {
my ($file) = @_;
my $fine = 0;
@copyright=();
my $found = scanfile($file);
if(!$found) {
print "$file: missing copyright range\n";
return 2;
}
my $commityear = undef;
@copyright = sort {$$b{year} cmp $$a{year}} @copyright;
# if the file is modified, assume commit year this year
if(`git status -s -- $file` =~ /^ [MARCU]/) {
$commityear = (localtime(time))[5] + 1900;
}
else {
# min-parents=1 to ignore wrong initial commit in truncated repos
my $grl = `git rev-list --max-count=1 --min-parents=1 --timestamp HEAD -- $file`;
if($grl) {
chomp $grl;
$commityear = (localtime((split(/ /, $grl))[0]))[5] + 1900;
}
}
if(defined($commityear) && scalar(@copyright) &&
$copyright[0]{year} != $commityear) {
print "$file: copyright year out of date, should be $commityear, " .
"is $copyright[0]{year}\n";
}
else {
$fine = 1;
}
return $fine;
}
my @all;
if($ARGV[0]) {
push @all, $ARGV[0];
}
else {
@all = `git ls-files`;
}
for my $f (@all) {
chomp $f;
my $skipped = 0;
for my $skip (@whitelist) {
#print "$f matches $skip ?\n";
if($f =~ /$skip/) {
$whitelisted++;
$skipped = 1;
#print "$f: SKIPPED ($skip)\n";
last;
}
}
if(!$skipped) {
my $r = checkfile($f);
$missing++ if($r == 2);
$wrong++ if(!$r);
}
}
print STDERR "$missing files have no copyright\n" if($missing);
print STDERR "$wrong files have wrong copyright year\n" if ($wrong);
print STDERR "$whitelisted files are whitelisted\n" if ($whitelisted);
exit 1 if($missing || $wrong);
|
