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- # NOTE: Derived from ../LIB\Getopt\Long.pm.
- # Changes made here will be lost when autosplit again.
- # See AutoSplit.pm.
- package Getopt::Long;
-
- #line 119 "../LIB\Getopt\Long.pm (autosplit into ..\lib\auto/Getopt\Long/GetOptions.al)"
- ################ AutoLoading subroutines ################
-
- # RCS Status : $Id: GetoptLongAl.pl,v 2.27 2000-03-17 09:07:26+01 jv Exp $
- # Author : Johan Vromans
- # Created On : Fri Mar 27 11:50:30 1998
- # Last Modified By: Johan Vromans
- # Last Modified On: Fri Mar 17 09:00:09 2000
- # Update Count : 55
- # Status : Released
-
- sub GetOptions {
-
- my @optionlist = @_; # local copy of the option descriptions
- my $argend = '--'; # option list terminator
- my %opctl = (); # table of arg.specs (long and abbrevs)
- my %bopctl = (); # table of arg.specs (bundles)
- my $pkg = $caller || (caller)[0]; # current context
- # Needed if linkage is omitted.
- my %aliases= (); # alias table
- my @ret = (); # accum for non-options
- my %linkage; # linkage
- my $userlinkage; # user supplied HASH
- my $opt; # current option
- my $genprefix = $genprefix; # so we can call the same module many times
- my @opctl; # the possible long option names
-
- $error = '';
-
- print STDERR ("GetOpt::Long $Getopt::Long::VERSION ",
- "called from package \"$pkg\".",
- "\n ",
- 'GetOptionsAl $Revision: 2.27 $ ',
- "\n ",
- "ARGV: (@ARGV)",
- "\n ",
- "autoabbrev=$autoabbrev,".
- "bundling=$bundling,",
- "getopt_compat=$getopt_compat,",
- "order=$order,",
- "\n ",
- "ignorecase=$ignorecase,",
- "passthrough=$passthrough,",
- "genprefix=\"$genprefix\".",
- "\n")
- if $debug;
-
- # Check for ref HASH as first argument.
- # First argument may be an object. It's OK to use this as long
- # as it is really a hash underneath.
- $userlinkage = undef;
- if ( ref($optionlist[0]) and
- "$optionlist[0]" =~ /^(?:.*\=)?HASH\([^\(]*\)$/ ) {
- $userlinkage = shift (@optionlist);
- print STDERR ("=> user linkage: $userlinkage\n") if $debug;
- }
-
- # See if the first element of the optionlist contains option
- # starter characters.
- # Be careful not to interpret '<>' as option starters.
- if ( $optionlist[0] =~ /^\W+$/
- && !($optionlist[0] eq '<>'
- && @optionlist > 0
- && ref($optionlist[1])) ) {
- $genprefix = shift (@optionlist);
- # Turn into regexp. Needs to be parenthesized!
- $genprefix =~ s/(\W)/\\$1/g;
- $genprefix = "([" . $genprefix . "])";
- }
-
- # Verify correctness of optionlist.
- %opctl = ();
- %bopctl = ();
- while ( @optionlist > 0 ) {
- my $opt = shift (@optionlist);
-
- # Strip leading prefix so people can specify "--foo=i" if they like.
- $opt = $+ if $opt =~ /^$genprefix+(.*)$/s;
-
- if ( $opt eq '<>' ) {
- if ( (defined $userlinkage)
- && !(@optionlist > 0 && ref($optionlist[0]))
- && (exists $userlinkage->{$opt})
- && ref($userlinkage->{$opt}) ) {
- unshift (@optionlist, $userlinkage->{$opt});
- }
- unless ( @optionlist > 0
- && ref($optionlist[0]) && ref($optionlist[0]) eq 'CODE' ) {
- $error .= "Option spec <> requires a reference to a subroutine\n";
- next;
- }
- $linkage{'<>'} = shift (@optionlist);
- next;
- }
-
- # Match option spec. Allow '?' as an alias.
- if ( $opt !~ /^((\w+[-\w]*)(\|(\?|\w[-\w]*)?)*)?([!~+]|[=:][infse][@%]?)?$/ ) {
- $error .= "Error in option spec: \"$opt\"\n";
- next;
- }
- my ($o, $c, $a) = ($1, $5);
- $c = '' unless defined $c;
-
- if ( ! defined $o ) {
- # empty -> '-' option
- $opctl{$o = ''} = $c;
- }
- else {
- # Handle alias names
- my @o = split (/\|/, $o);
- my $linko = $o = $o[0];
- # Force an alias if the option name is not locase.
- $a = $o unless $o eq lc($o);
- $o = lc ($o)
- if $ignorecase > 1
- || ($ignorecase
- && ($bundling ? length($o) > 1 : 1));
-
- foreach ( @o ) {
- if ( $bundling && length($_) == 1 ) {
- $_ = lc ($_) if $ignorecase > 1;
- if ( $c eq '!' ) {
- $opctl{"no$_"} = $c;
- warn ("Ignoring '!' modifier for short option $_\n");
- $opctl{$_} = $bopctl{$_} = '';
- }
- else {
- $opctl{$_} = $bopctl{$_} = $c;
- }
- }
- else {
- $_ = lc ($_) if $ignorecase;
- if ( $c eq '!' ) {
- $opctl{"no$_"} = $c;
- $opctl{$_} = ''
- }
- else {
- $opctl{$_} = $c;
- }
- }
- if ( defined $a ) {
- # Note alias.
- $aliases{$_} = $a;
- }
- else {
- # Set primary name.
- $a = $_;
- }
- }
- $o = $linko;
- }
-
- # If no linkage is supplied in the @optionlist, copy it from
- # the userlinkage if available.
- if ( defined $userlinkage ) {
- unless ( @optionlist > 0 && ref($optionlist[0]) ) {
- if ( exists $userlinkage->{$o} && ref($userlinkage->{$o}) ) {
- print STDERR ("=> found userlinkage for \"$o\": ",
- "$userlinkage->{$o}\n")
- if $debug;
- unshift (@optionlist, $userlinkage->{$o});
- }
- else {
- # Do nothing. Being undefined will be handled later.
- next;
- }
- }
- }
-
- # Copy the linkage. If omitted, link to global variable.
- if ( @optionlist > 0 && ref($optionlist[0]) ) {
- print STDERR ("=> link \"$o\" to $optionlist[0]\n")
- if $debug;
- if ( ref($optionlist[0]) =~ /^(SCALAR|CODE)$/ ) {
- $linkage{$o} = shift (@optionlist);
- }
- elsif ( ref($optionlist[0]) =~ /^(ARRAY)$/ ) {
- $linkage{$o} = shift (@optionlist);
- $opctl{$o} .= '@'
- if $opctl{$o} ne '' and $opctl{$o} !~ /\@$/;
- $bopctl{$o} .= '@'
- if $bundling and defined $bopctl{$o} and
- $bopctl{$o} ne '' and $bopctl{$o} !~ /\@$/;
- }
- elsif ( ref($optionlist[0]) =~ /^(HASH)$/ ) {
- $linkage{$o} = shift (@optionlist);
- $opctl{$o} .= '%'
- if $opctl{$o} ne '' and $opctl{$o} !~ /\%$/;
- $bopctl{$o} .= '%'
- if $bundling and defined $bopctl{$o} and
- $bopctl{$o} ne '' and $bopctl{$o} !~ /\%$/;
- }
- else {
- $error .= "Invalid option linkage for \"$opt\"\n";
- }
- }
- else {
- # Link to global $opt_XXX variable.
- # Make sure a valid perl identifier results.
- my $ov = $o;
- $ov =~ s/\W/_/g;
- if ( $c =~ /@/ ) {
- print STDERR ("=> link \"$o\" to \@$pkg","::opt_$ov\n")
- if $debug;
- eval ("\$linkage{\$o} = \\\@".$pkg."::opt_$ov;");
- }
- elsif ( $c =~ /%/ ) {
- print STDERR ("=> link \"$o\" to \%$pkg","::opt_$ov\n")
- if $debug;
- eval ("\$linkage{\$o} = \\\%".$pkg."::opt_$ov;");
- }
- else {
- print STDERR ("=> link \"$o\" to \$$pkg","::opt_$ov\n")
- if $debug;
- eval ("\$linkage{\$o} = \\\$".$pkg."::opt_$ov;");
- }
- }
- }
-
- # Bail out if errors found.
- die ($error) if $error;
- $error = 0;
-
- # Sort the possible long option names.
- @opctl = sort(keys (%opctl)) if $autoabbrev;
-
- # Show the options tables if debugging.
- if ( $debug ) {
- my ($arrow, $k, $v);
- $arrow = "=> ";
- while ( ($k,$v) = each(%opctl) ) {
- print STDERR ($arrow, "\$opctl{\"$k\"} = \"$v\"\n");
- $arrow = " ";
- }
- $arrow = "=> ";
- while ( ($k,$v) = each(%bopctl) ) {
- print STDERR ($arrow, "\$bopctl{\"$k\"} = \"$v\"\n");
- $arrow = " ";
- }
- }
-
- # Process argument list
- my $goon = 1;
- while ( $goon && @ARGV > 0 ) {
-
- #### Get next argument ####
-
- $opt = shift (@ARGV);
- print STDERR ("=> option \"", $opt, "\"\n") if $debug;
-
- #### Determine what we have ####
-
- # Double dash is option list terminator.
- if ( $opt eq $argend ) {
- # Finish. Push back accumulated arguments and return.
- unshift (@ARGV, @ret)
- if $order == $PERMUTE;
- return ($error == 0);
- }
-
- my $tryopt = $opt;
- my $found; # success status
- my $dsttype; # destination type ('@' or '%')
- my $incr; # destination increment
- my $key; # key (if hash type)
- my $arg; # option argument
-
- ($found, $opt, $arg, $dsttype, $incr, $key) =
- FindOption ($genprefix, $argend, $opt,
- \%opctl, \%bopctl, \@opctl, \%aliases);
-
- if ( $found ) {
-
- # FindOption undefines $opt in case of errors.
- next unless defined $opt;
-
- if ( defined $arg ) {
- $opt = $aliases{$opt} if defined $aliases{$opt};
-
- if ( defined $linkage{$opt} ) {
- print STDERR ("=> ref(\$L{$opt}) -> ",
- ref($linkage{$opt}), "\n") if $debug;
-
- if ( ref($linkage{$opt}) eq 'SCALAR' ) {
- if ( $incr ) {
- print STDERR ("=> \$\$L{$opt} += \"$arg\"\n")
- if $debug;
- if ( defined ${$linkage{$opt}} ) {
- ${$linkage{$opt}} += $arg;
- }
- else {
- ${$linkage{$opt}} = $arg;
- }
- }
- else {
- print STDERR ("=> \$\$L{$opt} = \"$arg\"\n")
- if $debug;
- ${$linkage{$opt}} = $arg;
- }
- }
- elsif ( ref($linkage{$opt}) eq 'ARRAY' ) {
- print STDERR ("=> push(\@{\$L{$opt}, \"$arg\")\n")
- if $debug;
- push (@{$linkage{$opt}}, $arg);
- }
- elsif ( ref($linkage{$opt}) eq 'HASH' ) {
- print STDERR ("=> \$\$L{$opt}->{$key} = \"$arg\"\n")
- if $debug;
- $linkage{$opt}->{$key} = $arg;
- }
- elsif ( ref($linkage{$opt}) eq 'CODE' ) {
- print STDERR ("=> &L{$opt}(\"$opt\", \"$arg\")\n")
- if $debug;
- local ($@);
- eval {
- &{$linkage{$opt}}($opt, $arg);
- };
- print STDERR ("=> die($@)\n") if $debug && $@ ne '';
- if ( $@ =~ /^!/ ) {
- if ( $@ =~ /^!FINISH\b/ ) {
- $goon = 0;
- }
- }
- elsif ( $@ ne '' ) {
- warn ($@);
- $error++;
- }
- }
- else {
- print STDERR ("Invalid REF type \"", ref($linkage{$opt}),
- "\" in linkage\n");
- Croak ("Getopt::Long -- internal error!\n");
- }
- }
- # No entry in linkage means entry in userlinkage.
- elsif ( $dsttype eq '@' ) {
- if ( defined $userlinkage->{$opt} ) {
- print STDERR ("=> push(\@{\$L{$opt}}, \"$arg\")\n")
- if $debug;
- push (@{$userlinkage->{$opt}}, $arg);
- }
- else {
- print STDERR ("=>\$L{$opt} = [\"$arg\"]\n")
- if $debug;
- $userlinkage->{$opt} = [$arg];
- }
- }
- elsif ( $dsttype eq '%' ) {
- if ( defined $userlinkage->{$opt} ) {
- print STDERR ("=> \$L{$opt}->{$key} = \"$arg\"\n")
- if $debug;
- $userlinkage->{$opt}->{$key} = $arg;
- }
- else {
- print STDERR ("=>\$L{$opt} = {$key => \"$arg\"}\n")
- if $debug;
- $userlinkage->{$opt} = {$key => $arg};
- }
- }
- else {
- if ( $incr ) {
- print STDERR ("=> \$L{$opt} += \"$arg\"\n")
- if $debug;
- if ( defined $userlinkage->{$opt} ) {
- $userlinkage->{$opt} += $arg;
- }
- else {
- $userlinkage->{$opt} = $arg;
- }
- }
- else {
- print STDERR ("=>\$L{$opt} = \"$arg\"\n") if $debug;
- $userlinkage->{$opt} = $arg;
- }
- }
- }
- }
-
- # Not an option. Save it if we $PERMUTE and don't have a <>.
- elsif ( $order == $PERMUTE ) {
- # Try non-options call-back.
- my $cb;
- if ( (defined ($cb = $linkage{'<>'})) ) {
- local ($@);
- eval {
- &$cb ($tryopt);
- };
- print STDERR ("=> die($@)\n") if $debug && $@ ne '';
- if ( $@ =~ /^!/ ) {
- if ( $@ =~ /^!FINISH\b/ ) {
- $goon = 0;
- }
- }
- elsif ( $@ ne '' ) {
- warn ($@);
- $error++;
- }
- }
- else {
- print STDERR ("=> saving \"$tryopt\" ",
- "(not an option, may permute)\n") if $debug;
- push (@ret, $tryopt);
- }
- next;
- }
-
- # ...otherwise, terminate.
- else {
- # Push this one back and exit.
- unshift (@ARGV, $tryopt);
- return ($error == 0);
- }
-
- }
-
- # Finish.
- if ( $order == $PERMUTE ) {
- # Push back accumulated arguments
- print STDERR ("=> restoring \"", join('" "', @ret), "\"\n")
- if $debug && @ret > 0;
- unshift (@ARGV, @ret) if @ret > 0;
- }
-
- return ($error == 0);
- }
-
- # end of Getopt::Long::GetOptions
- 1;
-