SYN SYN

[p5sagit/p5-mst-13.2.git] / lib / Pod / Usage.pm

diff --git a/lib/Pod/Usage.pm b/lib/Pod/Usage.pm
index 571588e..3886076 100644 (file)
--- a/lib/Pod/Usage.pm
+++ b/lib/Pod/Usage.pm
@@ -10,7 +10,7 @@
 package Pod::Usage;
 
 use vars qw($VERSION);
-$VERSION = 1.12;  ## Current version of this package
+$VERSION = 1.14;  ## Current version of this package
 require  5.005;    ## requires this Perl version or later
 
 =head1 NAME
@@ -46,7 +46,7 @@ B<pod2usage> should be given either a single argument, or a list of
 arguments corresponding to an associative array (a "hash"). When a single
 argument is given, it should correspond to exactly one of the following:
 
-=over
+=over 4
 
 =item *
 
@@ -68,7 +68,7 @@ assumed to be a hash.  If a hash is supplied (either as a reference or
 as a list) it should contain one or more elements with the following
 keys:
 
-=over
+=over 4
 
 =item C<-message>
 
@@ -80,6 +80,9 @@ program's usage message.
 =item C<-exitval>
 
 The desired exit status to pass to the B<exit()> function.
+This should be an integer, or else the string "NOEXIT" to
+indicate that control should simply be returned without
+terminating the invoking process.
 
 =item C<-verbose>
 
@@ -129,7 +132,7 @@ Unless they are explicitly specified, the default values for the exit
 status, verbose level, and output stream to use are determined as
 follows:
 
-=over
+=over 4
 
 =item *
 
@@ -159,7 +162,7 @@ Although the above may seem a bit confusing at first, it generally does
 "the right thing" in most situations.  This determination of the default
 values to use is based upon the following typical Unix conventions:
 
-=over
+=over 4
 
 =item *
 
@@ -211,7 +214,7 @@ convenient to use as an innocent looking error message handling function:
     ## Check for too many filenames
     pod2usage("$0: Too many files given.\n")  if (@ARGV > 1);
 
-Some users however may feel that the above "economy of expression" is
+Some user's however may feel that the above "economy of expression" is
 not particularly readable nor consistent and may instead choose to do
 something more like the following:
 
@@ -395,6 +398,7 @@ with re-writing this manpage.
 use strict;
 #use diagnostics;
 use Carp;
+use Config;
 use Exporter;
 use File::Spec;
 
@@ -497,8 +501,19 @@ sub pod2usage {
     }
 
     ## Now translate the pod document and then exit with the desired status
-    $parser->parse_from_file($opts{"-input"}, $opts{"-output"});
-    exit($opts{"-exitval"});
+    if ( $opts{"-verbose"} >= 2 
+             and  !ref($opts{"-input"})
+             and  $opts{"-output"} == \*STDOUT )
+    {
+       ## spit out the entire PODs. Might as well invoke perldoc
+       my $progpath = File::Spec->catfile($Config{bin}, "perldoc");
+       system($progpath, $opts{"-input"});
+    }
+    else {
+       $parser->parse_from_file($opts{"-input"}, $opts{"-output"});
+    }
+
+    exit($opts{"-exitval"})  unless (lc($opts{"-exitval"}) eq 'noexit');
 }
 
 ##---------------------------------------------------------------------------