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annotate bin/old-cek @ 698:8c2ba562b15a

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[bashrc] group directories first if using gnu ls
author nanaya <me@nanaya.pro>
date Wed, 26 Oct 2022 18:08:51 +0900
parents 5bafb912837e
children
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5bafb912837e Massive addition of old scripts collection.
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1 #!/usr/bin/perl
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2
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3 use warnings;
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4 use strict;
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5 use String::CRC32;
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6 use File::Basename;
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7
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8 unless($#ARGV+1>0) {
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9 print("Usage: ", basename($0), " file1 ... fileN\n");
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10 exit(1);
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11 }
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12
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13 my @files = @ARGV;
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14 #or print("Usage: ", basename($0), " file1 ... fileN\n") && exit(1);
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15 # print usage message if called without arguments
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16
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17 foreach (@files) {
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18 my $filename = $_;
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19 my ($input, $name_checksum, $real_checksum, $checksum);
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20 unless((-r $filename) && (-f $filename)) {
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21 print(qq("$filename" is not a file or unreadable, skipping\n));
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22 next();
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23 }
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24 #print(qq(Could not find file "$filename", skipping\n)) and next() unless -r $filename;
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25 #print(qq("$filename" is not a file, skipping\n)) and next() unless -f $filename;
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26
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27 open(FILE,$filename);
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28 $real_checksum = sprintf("%08X",crc32(*FILE));
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29 close(FILE);
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31 if ( /(\[|\()([0-9A-F]{8})(\]|\))/i ) { # does it have a checksum?
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32 $name_checksum = $2;
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33 if (lc($real_checksum) eq lc($name_checksum)) {
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34 print("${filename}: $real_checksum - OK!\n");
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35 next();
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36 }
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37 else {
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38 print("${filename}: $real_checksum - NOT OK! Should be ${name_checksum}!\n");
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39 next();
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40 }
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41 }
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42 else { # can't find checksum in filename, just print filename + generated checksum and let the user do the thinking
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43 print("${filename}: $real_checksum\n");
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44 next();
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45 }
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46 }
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47
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48 exit(0);
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49