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|
#!/usr/bin/perl
# check_spaces.pl : Check source files for tabs and trailing spaces
#
# Author : Rob Davies <rmd@sanger.ac.uk>
#
# Copyright (C) 2018-2019, 2022 Genome Research Ltd.
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
# DEALINGS IN THE SOFTWARE.
use strict;
use warnings;
use File::Find;
use Getopt::Long;
my $verbose = 0;
my $shownr = 0;
my $force = 0;
GetOptions('v' => \$verbose, 'n' => \$shownr, 'f' => \$force);
my ($root) = @ARGV;
if (!$root) {
die "Usage: $0 [-v] <directory>\n";
}
my $errors = 0;
find({ wanted => \&check, no_chdir=>1}, $root);
exit($errors ? 1 : 0);
sub check {
# Ignore embedded copied of htslib
if (m#/[^/]*htslib[^/]*$# && -d $_) {
$File::Find::prune = 1;
return;
}
if (!$force) {
# Only check C, perl and shell files
return unless (/(?:\.[ch]|\.pl|\.sh)$/);
}
my %allow_tabs = map { ("$root/$_", 1) } (
);
my $check_tabs = !exists($allow_tabs{$_});
my $in;
if (!open($in, '<', $_)) {
print STDERR "Couldn't open $_ : $!\n";
$errors++;
return;
}
my $tab = 0;
my $trailing = 0;
my $nr = 0;
while (my $line = <$in>) {
$nr++;
chomp($line);
if ($check_tabs && $line =~ /\t/) {
$tab = 1;
if ($shownr) { print "tab: $nr\n"; }
}
if ($line =~ /\s$/) {
$trailing = 1;
if ($shownr) { print "space: $nr\n"; }
}
}
if (!close($in)) {
print STDERR "Error on closing $_ : $!\n";
$errors++;
return;
}
my $failed = ($tab || $trailing);
if ($verbose || $failed) {
my $msg = ($failed ? join(" ",
$tab ? ("includes_tabs") : (),
$trailing ? "trailing_spaces" : ())
: "ok");
print "$_ : $msg\n";
}
if ($failed) {
$errors++;
}
}
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