X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=lib%2Ftermcap.pl;h=f295a2d476b53b9b360abe329f4c5448d04a2434;hb=c595d0543e6b5fbcaf00be87ff6162c56aa65a75;hp=a92b71456c73e44960ed493e793186e0c7c98156;hpb=9f68db38bddc39fbd37e57bf1751eaf7aac28e57;p=p5sagit%2Fp5-mst-13.2.git

diff --git a/lib/termcap.pl b/lib/termcap.pl
index a92b714..f295a2d 100644
--- a/lib/termcap.pl
+++ b/lib/termcap.pl
@@ -1,10 +1,19 @@
-;# $Header: termcap.pl,v 3.0.1.1 90/02/28 17:46:44 lwall Locked $
+;# $RCSfile: termcap.pl,v $$Revision: 4.1 $$Date: 92/08/07 18:24:16 $
+#
+# This library is no longer being maintained, and is included for backward
+# compatibility with Perl 4 programs which may require it.
+#
+# In particular, this should not be used as an example of modern Perl
+# programming techniques.
+#
+# Suggested alternative: Term::Cap
+#
 ;#
 ;# Usage:
-;#	do 'ioctl.pl';
+;#	require 'ioctl.pl';
 ;#	ioctl(TTY,$TIOCGETP,$foo);
 ;#	($ispeed,$ospeed) = unpack('cc',$foo);
-;#	do 'termcap.pl' || die "Can't get termcap.pl";
+;#	require 'termcap.pl';
 ;#	&Tgetent('vt100');	# sets $TC{'cm'}, etc.
 ;#	&Tputs(&Tgoto($TC{'cm'},$col,$row), 0, 'FILEHANDLE');
 ;#	&Tputs($TC{'dl'},$affcnt,'FILEHANDLE');
@@ -13,15 +22,16 @@ sub Tgetent {
     local($TERM) = @_;
     local($TERMCAP,$_,$entry,$loop,$field);
 
-    warn "Tgetent: no ospeed set" unless $ospeed;
-    foreach $key (keys(TC)) {
+    # warn "Tgetent: no ospeed set" unless $ospeed;
+    foreach $key (keys %TC) {
 	delete $TC{$key};
     }
     $TERM = $ENV{'TERM'} unless $TERM;
+    $TERM =~ s/(\W)/\\$1/g;
     $TERMCAP = $ENV{'TERMCAP'};
     $TERMCAP = '/etc/termcap' unless $TERMCAP;
     if ($TERMCAP !~ m:^/:) {
-	if (index($TERMCAP,"|$TERM|") < $[) {
+	if ($TERMCAP !~ /(^|\|)$TERM[:\|]/) {
 	    $TERMCAP = '/etc/termcap';
 	}
     }
@@ -33,7 +43,7 @@ sub Tgetent {
 	    while (<TERMCAP>) {
 		next if /^#/;
 		next if /^\t/;
-		if (/\\|$TERM[:\\|]/) {
+		if (/(^|\\|)${TERM}[:\\|]/) {
 		    chop;
 		    while (chop eq '\\\\') {
 			\$_ .= <TERMCAP>;
@@ -62,6 +72,9 @@ sub Tgetent {
 	    $entry = $1;
 	    $_ = $2;
 	    s/\\E/\033/g;
+	    s/\\(200)/pack('c',0)/eg;			# NUL character
+	    s/\\(0\d\d)/pack('c',oct($1))/eg;	# octal
+	    s/\\(0x[0-9A-Fa-f][0-9A-Fa-f])/pack('c',hex($1))/eg;	# hex
 	    s/\\(\d\d\d)/pack('c',$1 & 0177)/eg;
 	    s/\\n/\n/g;
 	    s/\\r/\r/g;
@@ -70,7 +83,7 @@ sub Tgetent {
 	    s/\\f/\f/g;
 	    s/\\\^/\377/g;
 	    s/\^\?/\177/g;
-	    s/\^(.)/pack('c',$1 & 31)/eg;
+	    s/\^(.)/pack('c',ord($1) & 31)/eg;
 	    s/\\(.)/$1/g;
 	    s/\377/^/g;
 	    $TC{$entry} = $_ if $TC{$entry} eq '';