I left the function but otherwise gutted all the code. I can gut the function a lot more but am concerned the I might not be able to implement the answer so I left it in

#!/usr/bin/perl -w
#
use strict;

########################################
my %h00 = ( "--link" => "/etc/httpd/SSL",               "--fold" => "/
+usr/local/private/QA/apache/SSL", );
my %h01 = ( "--link" => "/etc/httpd/conf/httpd.conf",   "--file" => "/
+usr/local/private/QA/apache/conf/httpd.conf", );
my %h02 = ( "--link" => "/etc/httpd/conf.d/httpd.conf", "--file" => "/
+usr/local/private/QA/apache/conf.d/nagios.conf", );
my @a00 = ( \%h00,  \%h01,  \%h02, );
my %H00 = ( "--system", 'Apache', "--slinks", \@a00,);
my @LINKS = ( \%H00,);

my @LITERALS = (
    '--system' => 'Apache',
    '--slinks' => \(
                     { "--link" => "/etc/httpd/SSL",               "--
+fold" => "/usr/local/private/QA/apache/SSL", },
                     { "--link" => "/etc/httpd/conf/httpd.conf",   "--
+file" => "/usr/local/private/QA/apache/conf/httpd.conf", },
                     { "--link" => "/etc/httpd/conf.d/httpd.conf", "--
+file" => "/usr/local/private/QA/apache/conf.d/nagios.conf", },
                   ),
               );

print "LINKS    ==============================\n";
&LinksLS(\@LINKS);
print "LITERALS ==============================\n";
&LinksLS(\@LITERALS);
########################################
sub LinksLS()
{
    my $aref  = shift;
    my $aref_ndx;            # index into "master" links array
    my $hash_ref;
    my $inner_hash_ref;
    my $sskey;
    my $system;
    my $slinks;
    my $nlinks;
    my $s;
    my $file;
    my $fold;
    my $link;

    for $aref_ndx (0..$#{$aref} )
    {
print '$$aref[ ' . $aref_ndx . '] = ' . $$aref[$aref_ndx] . "\n";
        $hash_ref =  $$aref[$aref_ndx];
        $system = $hash_ref->{"--system"};
        $slinks = $hash_ref->{"--slinks"};
        $nlinks = @{$slinks};
        $s = ($nlinks == 1) ? "" : "s";
        print 'System ' . $system . " requires " . $nlinks . " link$s\
+n";
foreach $sskey ( keys %$hash_ref ) { print "\t\t" . $sskey . " is  " .
+ $hash_ref->{$sskey} . "\n"; }
        undef $file;
        undef $fold;
        undef $link;
        foreach $inner_hash_ref ( @{$slinks} )
        {
print "\t" . $inner_hash_ref . "\n";
            $link = $inner_hash_ref->{"--link"};
            $file = $inner_hash_ref->{"--file"};
            $fold = $inner_hash_ref->{"--fold"};
            if ( not defined $link )
            {
                die "$system --link is undfined, aborting!\n";
            }
            elsif ( not defined $file and not defined $fold )
            {
                die "$system both --file and --fold are undfined, abor
+ting!\n";
            }
            elsif ( not defined $file )
            {
                print "\tFOLDER LINK: $link/ -> $fold/\n";
            }
            elsif (                      not defined $fold )
            {
                print "\tFILE   LINK: $link -> $file\n";
            }
        }
    }
}

[download]

In reply to Re^2: How to initialize an array of hash references to hashes using literals by jpietras
in thread How to initialize an array of hash references to hashes using literals by jpietras

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