kernel-doc: Make it compatible with Perl versions below 5.12 again
Changeset 4d73270192ec('scripts/kernel-doc: Replacing highlights hash by an array') broke compatibility of the kernel-doc script with older versions of perl by using "keys ARRAY" syntax with is available only on Perl 5.12 or newer, according with: http://perldoc.perl.org/functions/keys.html Restore backward compatibility by replacing "foreach my $k (keys ARRAY)" by a C-like variant: "for (my $k = 0; $k < !ARRAY; $k++)" Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
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@ -2711,7 +2711,7 @@ $kernelversion = get_kernel_version();
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# generate a sequence of code that will splice in highlighting information
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# using the s// operator.
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foreach my $k (keys @highlights) {
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for (my $k = 0; $k < @highlights; $k++) {
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my $pattern = $highlights[$k][0];
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my $result = $highlights[$k][1];
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# print STDERR "scanning pattern:$pattern, highlight:($result)\n";
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