Upgrade to CPAN-1.88_62

[p5sagit/p5-mst-13.2.git] / lib / Term / Cap.pm

diff --git a/lib/Term/Cap.pm b/lib/Term/Cap.pm
index 69a2f5e..b71c51c 100644 (file)
--- a/lib/Term/Cap.pm
+++ b/lib/Term/Cap.pm
@@ -1,10 +1,23 @@
 package Term::Cap;
 
-use Carp;
+# Since the debugger uses Term::ReadLine which uses Term::Cap, we want
+# to load as few modules as possible.  This includes Carp.pm.
+sub carp {
+    require Carp;
+    goto &Carp::carp;
+}
+
+sub croak {
+    require Carp;
+    goto &Carp::croak;
+}
 
-use vars qw($VERSION);
+use strict;
 
-$VERSION = '1.03';
+use vars qw($VERSION $VMS_TERMCAP);
+use vars qw($termpat $state $first $entry);
+
+$VERSION = '1.09';
 
 # Version undef: Thu Dec 14 20:02:42 CST 1995 by sanders@bsdi.com
 # Version 1.00:  Thu Nov 30 23:34:29 EST 2000 by schwern@pobox.com
@@ -19,6 +32,21 @@ $VERSION = '1.03';
 #       VMS Support from Charles Lane <lane@DUPHY4.Physics.Drexel.Edu>
 # Version 1.04:  Thu Nov 29 16:22:03 GMT 2001
 #       Fixed warnings in test
+# Version 1.05:  Mon Dec  3 15:33:49 GMT 2001
+#       Don't try to fall back on infocmp if it's not there. From chromatic.
+# Version 1.06:  Thu Dec  6 18:43:22 GMT 2001
+#       Preload the default VMS termcap from Charles Lane
+#       Don't carp at setting OSPEED unless warnings are on.
+# Version 1.07:  Wed Jan  2 21:35:09 GMT 2002
+#       Sanity check on infocmp output from Norton Allen
+#       Repaired INSTALLDIRS thanks to Michael Schwern
+# Version 1.08:  Sat Sep 28 11:33:15 BST 2002
+#       Late loading of 'Carp' as per Michael Schwern
+# Version 1.09:  Tue Apr 20 12:06:51 BST 2004
+#       Merged in changes from and to Core
+#       Core (Fri Aug 30 14:15:55 CEST 2002):
+#       Cope with comments lines from 'infocmp' from Brendan O'Dea
+#       Allow for EBCDIC in Tgoto magic test.
 
 # TODO:
 # support Berkeley DB termcaps
@@ -63,7 +91,17 @@ output the string to $FH if specified.
 
 =cut
 
+# Preload the default VMS termcap.
+# If a different termcap is required then the text of one can be supplied
+# in $Term::Cap::VMS_TERMCAP before Tgetent is called.
+
+if ( $^O eq 'VMS') {
+       chomp (my @entry = <DATA>);
+       $VMS_TERMCAP = join '', @entry;
+}
+
 # Returns a list of termcap files to check.
+
 sub termcap_path { ## private
     my @termcap_path;
     # $TERMCAP, if it's a filespec
@@ -84,6 +122,7 @@ sub termcap_path { ## private
            '/usr/share/misc/termcap',
        );
     }
+
     # return the list of those termcaps that exist
     return grep(-f, @termcap_path);
 }
@@ -155,7 +194,9 @@ sub Tgetent { ## public -- static method
 
     # Compute PADDING factor from OSPEED (to be used by Tpad)
     if (! $self->{OSPEED}) {
-       carp "OSPEED was not set, defaulting to 9600";
+        if ( $^W ) {
+          carp "OSPEED was not set, defaulting to 9600";
+        }
        $self->{OSPEED} = 9600;
     }
     if ($self->{OSPEED} < 16) {
@@ -189,17 +230,21 @@ sub Tgetent { ## public -- static method
        # last resort--fake up a termcap from terminfo 
        local $ENV{TERM} = $term;
 
-         if ( $^O eq 'VMS' ) {
-            chomp(my @entry = <DATA>);
-            $entry = join '', @entry;
-         }
-         else {
-            eval
-            {
-                $entry = `infocmp -C 2>/dev/null`;
-            }
-        }
-
+        if ( $^O eq 'VMS' ) {
+          $entry = $VMS_TERMCAP;
+        }
+        else {
+           if ( grep { -x "$_/infocmp" } split /:/, $ENV{PATH} ) {
+              eval
+              {
+                my $tmp = `infocmp -C 2>/dev/null`;
+                $tmp =~ s/^#.*\n//gm; # remove comments
+                if (( $tmp !~ m%^/%s ) && ( $tmp =~ /(^|\|)${termpat}[:|]/s)) {
+                   $entry = $tmp;
+                }
+              };
+           }
+        }
     }
 
     croak "Can't find a valid termcap file" unless @termcap_path || $entry;