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package Net::OpenSSH::ShellQuoter;
use strict;
use warnings;
use Carp;
use Net::OpenSSH::ModuleLoader;
my %alias = (bash => 'POSIX',
sh => 'POSIX',
ksh => 'POSIX',
ash => 'POSIX',
dash => 'POSIX',
pdksh => 'POSIX',
mksh => 'POSIX',
lksh => 'POSIX',
zsh => 'POSIX',
fizsh => 'POSIX',
posh => 'POSIX',
fish => 'fish',
tcsh => 'csh');
sub quoter {
my ($class, $shell) = @_;
$shell = 'POSIX' unless defined $shell;
return $shell if ref $shell;
if ($shell =~ /,/) {
require Net::OpenSSH::ShellQuoter::Chain;
return Net::OpenSSH::ShellQuoter::Chain->chain(split /\s*,\s*/, $shell);
}
else {
$shell = $alias{$shell} if defined $alias{$shell};
$shell =~ /^\w+$/ or croak "bad quoting style $shell";
my $impl = "Net::OpenSSH::ShellQuoter::$shell";
_load_module($impl);
return $impl->new;
}
}
1;
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