41 lines
982 B
Plaintext
41 lines
982 B
Plaintext
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#! /usr/bin/perl -w
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use strict;
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#
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# Extract parameter documentation from *.ko files.
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# Assumes that parameter description include the default
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# value in the format we use in our DEF_PARM() macro
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#
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@ARGV || die "Usage: $0 module.ko....\n";
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my $modinfo = '/sbin/modinfo';
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my @mod_params;
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foreach my $file (glob "@ARGV") {
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undef @mod_params;
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print "$file:\n";
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open(F, "$modinfo '$file' |") || die;
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while(<F>) {
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chomp;
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next unless s/^parm:\s*//;
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my ($name, $description) = split(/:/, $_, 2);
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# Extract type
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$description =~ s/\s*\(([^)]+)\)$//;
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my $type = $1;
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# Extract default value
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$description =~ s/\s*\[default\s+([^]]+)\]$//;
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my $default = $1;
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push(@mod_params, {
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NAME => $name,
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TYPE => $type,
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DEFVAL => $default,
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DESC => $description,
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});
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}
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# Print sorted list
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foreach my $p (sort { $a->{NAME} cmp $b->{NAME} } @mod_params) {
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printf "\t%-8s %-22s = %-20s %s\n", $p->{TYPE}, $p->{NAME}, $p->{DEFVAL}, $p->{DESC};
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}
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close F || die;
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}
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