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package modparm; # $Id$
use diagnostics;
use strict;
#-######################################################################################
#- misc imports
#-######################################################################################
use common;
use modules;
sub parameter_type {
my ($min, $max, $is_a_number) = @_;
$min == 1 && $max == 1 ?
($is_a_number ? _("a number") : '') :
$min == $max ?
($is_a_number ? _("%d comma separated numbers", $min) : _("%d comma separated strings", $min)) :
$min == 1 ?
($is_a_number ? _("comma separated numbers") : _("comma separated strings")) :
''; #- to weird and buggy, do not display it
}
sub raw_parameters {
my ($module) = @_;
my $modinfo = '/sbin/modinfo';
-x $modinfo or $modinfo = '/usr/bin/modinfo';
-x $modinfo or die _('modinfo is not available');
if (!$::isStandalone && !$::testing) {
modules::extract_modules('/tmp', $module);
$module = "/tmp/$module.o";
}
my @parameters;
foreach (common::join_lines(`$modinfo -p $module`)) {
chomp;
next if /^warning:/;
(my $name, $_) = /(\S+)\s+(.*)/s or warn "modparm::get_options_name($module): unknown line\n";
my $c_types = 'int|string|short|byte|char|long';
my ($is_a_number, $description, $min, $max) = (0, '', 1, 1);
if (/^($c_types) array \(min = (\d+), max = (\d+)\),?\s*(.*)/s) {
$_ = $4;
#- seems like "char" are buggy entries
($is_a_number, $min, $max) = ($1 ne 'string', $2, $3) if $1 ne 'char';
} elsif (/^($c_types),?\s*(.*)/s) {
$_ = $2;
#- here "char" really are size-limited strings, modinfo doesn't display the size limit (but since we don't care about it, it doesn't matter :)
$is_a_number = $1 ne 'string' if $1 ne 'char';
} else {
#- for things like "no format character" or "unknown format character"
}
if (/^description "(.*)",?\s*/s) {
($description, $_) = ($1, $2);
}
#- print "STILL HAVE ($_)\n" if $_;
push @parameters, [ $name, $description, $min, $max, $is_a_number ];
}
@parameters;
}
sub parameters {
my ($module) = @_;
my @parameters ;
foreach (raw_parameters($module)) {
my ($name, $description, $min, $max, $is_a_number) = @$_;
my $format = parameter_type($min, $max, $is_a_number);
push @parameters, [ $format ? "$name ($format)" : $name, $description ];
}
@parameters;
}
1;
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