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Diffstat (limited to 'Build/source/utils/texi2html/MySimple.pm')
-rw-r--r-- | Build/source/utils/texi2html/MySimple.pm | 236 |
1 files changed, 236 insertions, 0 deletions
diff --git a/Build/source/utils/texi2html/MySimple.pm b/Build/source/utils/texi2html/MySimple.pm new file mode 100644 index 00000000000..75c25dc5d0d --- /dev/null +++ b/Build/source/utils/texi2html/MySimple.pm @@ -0,0 +1,236 @@ +package Getopt::MySimple; + +# Name: +# Getopt::MySimple. +# +# Documentation: +# POD-style (incomplete) documentation is in file MySimple.pod +# +# Tabs: +# 4 spaces || die. +# +# Author: +# Ron Savage rpsavage@ozemail.com.au. +# 1.00 19-Aug-97 Initial version. +# 1.10 13-Oct-97 Add arrays of switches (eg '=s@'). +# 1.20 3-Dec-97 Add 'Help' on a per-switch basis. +# 1.30 11-Dec-97 Change 'Help' to 'verbose'. Make all hash keys lowercase. +# 1.40 10-Nov-98 Change width of help report. Restructure tests. +# 1-Jul-00 Modifications for Texi2html + +# -------------------------------------------------------------------------- +# Locally modified by obachman (Display type instead of env, order by cmp) +# $Id: MySimple.pm,v 1.4 2004/02/10 00:12:42 pertusus Exp $ + +# use strict; +# no strict 'refs'; + +use vars qw(@EXPORT @EXPORT_OK @ISA); +use vars qw($fieldWidth $opt $VERSION); + +use Exporter(); +use Getopt::Long; + +@ISA = qw(Exporter); +@EXPORT = qw(); +@EXPORT_OK = qw($opt); # An alias for $self -> {'opt'}. + +# -------------------------------------------------------------------------- + +$fieldWidth = 20; +$VERSION = '1.41'; + +# -------------------------------------------------------------------------- + +sub byOrder +{ + my($self) = @_; + + return uc($a) cmp (uc($b)); +} + +# -------------------------------------------------------------------------- + +sub dumpOptions +{ + my($self) = @_; + + print 'Option', ' ' x ($fieldWidth - length('Option') ), "Value\n"; + + for (sort byOrder keys(%{$self -> {'opt'} }) ) + { + print "-$_", ' ' x ($fieldWidth - (1 + length) ), "${$self->{'opt'} }{$_}\n"; + } + + print "\n"; + +} # End of dumpOptions. + +# -------------------------------------------------------------------------- +# Return: +# 0 -> Error. +# 1 -> Ok. + +sub getOptions +{ + push(@_, 0) if ($#_ == 2); # Default for $ignoreCase is 0. + push(@_, 1) if ($#_ == 3); # Default for $helpThenExit is 1. + + my($self, $default, $helpText, $versionText, + $helpThenExit, $versionThenExit, $ignoreCase) = @_; + + $helpThenExit = 1 unless (defined($helpThenExit)); + $versionThenExit = 1 unless (defined($versionThenExit)); + $ignoreCase = 0 unless (defined($ignoreCase)); + + $self -> {'default'} = $default; + $self -> {'helpText'} = $helpText; + $self -> {'versionText'} = $versionText; + $Getopt::Long::ignorecase = $ignoreCase; + + unless (defined($self -> {'default'}{'help'})) + { + $self -> {'default'}{'help'} = + { + type => ':i', + default => '', + linkage => sub {$self->helpOptions($_[1]); sleep 5;exit (0) if $helpThenExit;}, + verbose => "print help and exit" + }; + } + + unless (defined($self -> {'default'}{'version'})) + { + $self -> {'default'}{'version'} = + { + type => '', + default => '', + linkage => sub {print $self->{'versionText'}; exit (0) if $versionThenExit;}, + verbose => "print version and exit" + }; + } + + for (keys(%{$self -> {'default'} }) ) + { + my $type = ${$self -> {'default'} }{$_}{'type'}; + push(@{$self -> {'type'} }, "$_$type"); + $self->{'opt'}->{$_} = ${$self -> {'default'} }{$_}{'linkage'} + if ${$self -> {'default'} }{$_}{'linkage'}; + } + + my($result) = &GetOptions($self -> {'opt'}, @{$self -> {'type'} }); + + return $result unless $result; + + for (keys(%{$self -> {'default'} }) ) + { + if (! defined(${$self -> {'opt'} }{$_})) #{ + { + ${$self -> {'opt'} }{$_} = ${$self -> {'default'} }{$_}{'default'}; + } + } + + $result; +} # End of getOptions. + +# -------------------------------------------------------------------------- + +sub helpOptions +{ + my($self) = shift; + my($noHelp) = shift; + $noHelp = 0 unless $noHelp; + my($optwidth, $typewidth, $defaultwidth, $maxlinewidth, $valind, $valwidth) + = (10, 5, 9, 78, 4, 11); + + print "$self->{'helpText'}" if ($self -> {'helpText'}); + + print ' Option', ' ' x ($optwidth - length('Option') -1 ), + 'Type', ' ' x ($typewidth - length('Type') + 1), + 'Default', ' ' x ($defaultwidth - length('Default') ), + "Description\n"; + + for (sort byOrder keys(%{$self -> {'default'} }) ) + { + my($line, $help, $option, $val); + $option = $_; + next if ${$self->{'default'} }{$_}{'noHelp'} && ${$self->{'default'} }{$_}{'noHelp'} > $noHelp; + #$line = " -$_" . ' ' x ($optwidth - (2 + length) ) . + # "${$self->{'default'} }{$_}{'type'} ". + # ' ' x ($typewidth - (1+length(${$self -> {'default'} }{$_}{'type'}) )); + $line = " --$_" . "${$self->{'default'} }{$_}{'type'}". + ' ' x ($typewidth - (1+length(${$self -> {'default'} }{$_}{'type'}) )); + + $val = ${$self->{'default'} }{$_}{'linkage'}; + if ($val) + { + if (ref($val) eq 'SCALAR') + { + $val = $$val; + } + else + { + $val = ''; + } + } + else + { + $val = ${$self->{'default'} }{$_}{'default'}; + } + $line .= "$val "; + $line .= ' ' x ($optwidth + $typewidth + $defaultwidth + 1 - length($line)); + + if (defined(${$self -> {'default'} }{$_}{'verbose'}) && + ${$self -> {'default'} }{$_}{'verbose'} ne '') + { + $help = "${$self->{'default'} }{$_}{'verbose'}"; + } + else + { + $help = ' '; + } + if ((length("$line") + length($help)) < $maxlinewidth) + { + print $line , $help, "\n"; + } + else + { + print $line, "\n", ' ' x $valind, $help, "\n"; + } + for $val (sort byOrder keys(%{${$self->{'default'}}{$option}{'values'}})) + { + print ' ' x ($valind + 2); + print $val, ' ', ' ' x ($valwidth - length($val) - 2); + print ${$self->{'default'}}{$option}{'values'}{$val}, "\n"; + } + } + + print <<EOT; +Note: 'Options' may be abbreviated. 'Type' specifications mean: + <none>| ! no argument: variable is set to 1 on -foo (or, to 0 on -nofoo) + =s | :s mandatory (or, optional) string argument + =i | :i mandatory (or, optional) integer argument +EOT +} # End of helpOptions. + +#------------------------------------------------------------------- + +sub new +{ + my($class) = @_; + my($self) = {}; + $self -> {'default'} = {}; + $self -> {'helpText'} = ''; + $self -> {'opt'} = {}; + $opt = $self -> {'opt'}; # An alias for $self -> {'opt'}. + $self -> {'type'} = (); + + return bless $self, $class; + +} # End of new. + +# -------------------------------------------------------------------------- + +1; + +# End MySimple.pm |