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#!/usr/bin/perl -w
# Copyright 2008, 2009, 2010 Kevin Ryde
# This file is part of Perl-Critic-Pulp.
#
# Perl-Critic-Pulp is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as published
# by the Free Software Foundation; either version 3, or (at your option) any
# later version.
#
# Perl-Critic-Pulp is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
# Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with Perl-Critic-Pulp. If not, see <http://www.gnu.org/licenses/>.
use 5.010;
use strict;
use warnings;
use Regexp::Common qw /delimited/;
use FindBin;
my $progname = $FindBin::Script;
use lib::abs '.';
use MyLocatePerl;
use MyStuff;
my $verbose = 0;
my $count = 0;
my $string_re = qr/$RE{delimited}{-delim=>q{'"}}/o;
# ($string_re)
my $l = MyLocatePerl->new;
OUTER: while (my ($filename, $str) = $l->next) {
if ($verbose) { print "look at $filename\n"; }
$count++;
while ($str =~ /\b(?:un)?pack
[\t (]+
['"]([^'"]*)['"]
/gsxo) {
my $pos = pos($str);
my $format = $1;
next if ($format =~ /\$/); # interpolations
# # 5.002 supported
# next if ($format =~ /^[%*0-9 AabBhHcCsSiIlLnNvVfdpPuxX\@]*$/);
# # 5.004 supported
# next if ($format =~ /^[%*0-9 AabBhHcCsSiIlLnNvVfdpPuxX\@w]*$/);
# 5.006 supported
next if ($format =~ /^[%*0-9! AabBhHcCsSiIlLnNvVfdpPuxX\@wqQZ]*$/);
my ($line, $col) = MyStuff::pos_to_line_and_column ($str, $pos);
print "$filename:$line:$col: pack $format\n ",
MyStuff::line_at_pos($str, $pos);
}
}
print "looked at $count\n";
exit 0;
__END__
# 5.002
# %NUM for unpack
#
# A An ascii string, will be space padded.
# a An ascii string, will be null padded.
# b A bit string (ascending bit order, like vec()).
# B A bit string (descending bit order).
# h A hex string (low nybble first).
# H A hex string (high nybble first).
#
# c A signed char value.
# C An unsigned char value.
# s A signed short value.
# S An unsigned short value.
# i A signed integer value.
# I An unsigned integer value.
# l A signed long value.
# L An unsigned long value.
#
# n A short in "network" order.
# N A long in "network" order.
# v A short in "VAX" (little-endian) order.
# V A long in "VAX" (little-endian) order.
#
# f A single-precision float in the native format.
# d A double-precision float in the native format.
#
# p A pointer to a null-terminated string.
# P A pointer to a structure (fixed-length string).
#
# u A uuencoded string.
#
# x A null byte.
# X Back up a byte.
# @ Null fill to absolute position.
#
# 5.004
# w A BER compressed integer. Its bytes represent an unsigned
# integer in base 128, most significant digit first, with as few
# digits as possible. Bit eight (the high bit) is set on each
# byte except the last.
#
# 5.6.0
# q A signed quad (64-bit) value.
# Q An unsigned quad value.
# (Quads are available only if your system supports 64-bit
# integer values _and_ if Perl has been compiled to support those.
# Causes a fatal error otherwise.)
#
# Z A null terminated (asciz) string, will be null padded.
#
# 5.8.0
# F A floating point value in the native native format
# (a Perl internal floating point value, NV).
# D A long double-precision float in the native format.
# (Long doubles are available only if your system supports long
# double values _and_ if Perl has been compiled to support those.
# Causes a fatal error otherwise.)
#
# j A signed integer value (a Perl internal integer, IV).
# J An unsigned integer value (a Perl internal unsigned integer, UV).
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