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patch: reject negative --fuzz value #719

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Merged
merged 1 commit into from
Aug 14, 2024
Merged

patch: reject negative --fuzz value #719

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5 changes: 4 additions & 1 deletion bin/patch
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Original file line number Diff line number Diff line change
Expand Up @@ -89,6 +89,9 @@ if (defined $patch->{'directory'}) {
die "failed to change to directory '$patch->{directory}': $!\n";
}
}
if (defined $patch->{'fuzz'} && $patch->{'fuzz'} < 0) {
die "$0: fuzz factor is negative: $patch->{fuzz}\n";
}
tie *PATCH, Pushback => $patchfile or die "Can't open '$patchfile': $!";

# Extract patches from patchfile. We unread/pushback lines by printing to
Expand Down Expand Up @@ -344,7 +347,7 @@ sub bless {
$self->{o_lines} = 0; # lines written to 'out' file
$self->{hunk} = 1; # current hunk number
$self->{rejects} = []; # save rejected hunks here
$self->{fuzz} = 2 unless defined $self->{fuzz} && $self->{fuzz} >= 0;
$self->{'fuzz'} = 2 unless defined $self->{'fuzz'};
$self->{ifdef} = '' unless defined $self->{ifdef};

# Skip patch?
Expand Down
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