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od: make float formats accessible with -t #930

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od: make float formats accessible with -t #930

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10 changes: 8 additions & 2 deletions bin/od
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Original file line number Diff line number Diff line change
Expand Up @@ -132,7 +132,7 @@ elsif ($opt_e || $opt_F) {
$fmt = \&float8;
}
elsif ($opt_f) {
$fmt = \&float;
$fmt = \&float4;
}
elsif ($opt_H || $opt_X) {
$fmt = \&hex4;
Expand Down Expand Up @@ -189,6 +189,10 @@ if (defined $opt_t) {
$fmt = \&udecimal4;
} elsif ($opt_t eq 'u8') {
$fmt = \&udecimal8;
} elsif ($opt_t eq 'f4') {
$fmt = \&float4;
} elsif ($opt_t eq 'f8') {
$fmt = \&float8;
} elsif ($opt_t eq 'a') {
$fmt = \&char7bit;
} elsif ($opt_t eq 'c') {
Expand Down Expand Up @@ -365,7 +369,7 @@ sub udecimal2 {
$strfmt = '%5u ' x (scalar @arr);
}

sub float {
sub float4 {
@arr = unpack 'f*', $data . zeropad(length($data), 4);
$strfmt = '%15.7e ' x (scalar @arr);
}
Expand Down Expand Up @@ -569,6 +573,8 @@ Select output format as one of the following:
x2 2-byte unsigned hexadecimal
x4 4-byte unsigned hexadecimal
x8 8-byte unsigned hexadecimal
f4 4-byte floating point. Same as -f
f8 8-byte floating point. Same as -F

This option overrides other formatting options.

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