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od: add -h alias for -x #937

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Jan 30, 2025
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od: add -h alias for -x #937

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24 changes: 14 additions & 10 deletions bin/od
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Original file line number Diff line number Diff line change
Expand Up @@ -24,10 +24,10 @@ use constant LINESZ => 16;
use constant PRINTMAX => 126;

use vars qw/ $opt_A $opt_a $opt_B $opt_b $opt_c $opt_d $opt_e $opt_F $opt_f
$opt_H $opt_i $opt_j $opt_l $opt_N $opt_O $opt_o $opt_s $opt_t $opt_v
$opt_X $opt_x /;
$opt_H $opt_h $opt_i $opt_j $opt_l $opt_N $opt_O $opt_o $opt_s $opt_t
$opt_v $opt_X $opt_x /;

our $VERSION = '1.2';
our $VERSION = '1.3';

my ($offset1, $radix, $data, @arr, $lim);
my ($lastline, $strfmt, $ml);
Expand Down Expand Up @@ -87,7 +87,7 @@ $lastline = '';

my $Program = basename($0);

getopts('A:aBbcdeFfHij:lN:Oost:vXx') or help();
getopts('A:aBbcdeFfHhij:lN:Oost:vXx') or help();
if (defined $opt_A) {
if ($opt_A !~ m/\A[doxn]\z/) {
warn "$Program: unexpected radix: '$opt_A'\n";
Expand Down Expand Up @@ -137,6 +137,9 @@ elsif ($opt_f) {
elsif ($opt_H || $opt_X) {
$fmt = \&hex4;
}
elsif ($opt_h || $opt_x) {
$fmt = \&hex2;
}
elsif ($opt_i || $opt_s) {
$fmt = \&decimal2;
}
Expand All @@ -149,9 +152,6 @@ elsif ($opt_O) {
elsif ($opt_B || $opt_o) {
$fmt = \&octal2;
}
elsif ($opt_x) {
$fmt = \&hex2;
}
else {
$fmt = \&octal2;
}
Expand Down Expand Up @@ -452,7 +452,7 @@ sub diffdata {
}

sub help {
print "usage: od [-aBbcdeFfHilOosXxv] [-A radix] [-j skip_bytes] ",
print "usage: od [-aBbcdeFfHhilOosXxv] [-A radix] [-j skip_bytes] ",
"[-N limit_bytes] [-t type] [file]...\n";
exit EX_FAILURE;
}
Expand All @@ -464,7 +464,7 @@ od - dump files in octal and other formats

=head1 SYNOPSIS

B<od> [ I<-aBbcdeFfHilOosXxv> ] [I<-j skip_bytes>] [I<-N limit_bytes>]
B<od> [ I<-aBbcdeFfHhilOosXxv> ] [I<-j skip_bytes>] [I<-N limit_bytes>]
[ I<-A radix> ] [ I<-t type> ] [ F<file>... ]

=head1 DESCRIPTION
Expand Down Expand Up @@ -523,6 +523,10 @@ Show input as floating point numbers in exponent form.

Four-byte hex display.

=item -h

Two-byte hex display.

=item -i

Show two-byte signed decimal integers.
Expand Down Expand Up @@ -584,7 +588,7 @@ Same as -H

=item -x

Use two-byte hexadecimal format.
Same as -h

=item -v

Expand Down
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