;# $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: ;# require 'ioctl.pl'; ;# ioctl(TTY,$TIOCGETP,$foo); ;# ($ispeed,$ospeed) = unpack('cc',$foo); ;# require 'termcap.pl'; ;# &Tgetent('vt100'); # sets $TC{'cm'}, etc. ;# &Tputs(&Tgoto($TC{'cm'},$col,$row), 0, 'FILEHANDLE'); ;# &Tputs($TC{'dl'},$affcnt,'FILEHANDLE'); ;# sub Tgetent { local($TERM) = @_; local($TERMCAP,$_,$entry,$loop,$field); # 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 ($TERMCAP !~ /(^|\|)$TERM[:\|]/) { $TERMCAP = '/etc/termcap'; } } if ($TERMCAP =~ m:^/:) { $entry = ''; do { $loop = " open(TERMCAP,' while () { next if /^#/; next if /^\t/; if (/(^|\\|)${TERM}[:\\|]/) { chop; while (chop eq '\\\\') { \$_ .= ; chop; } \$_ .= ':'; last; } } close TERMCAP; \$entry .= \$_; "; eval $loop; } while s/:tc=([^:]+):/:/ && ($TERM = $1); $TERMCAP = $entry; } foreach $field (split(/:[\s:\\]*/,$TERMCAP)) { if ($field =~ /^\w\w$/) { $TC{$field} = 1; } elsif ($field =~ /^(\w\w)#(.*)/) { $TC{$1} = $2 if $TC{$1} eq ''; } elsif ($field =~ /^(\w\w)=(.*)/) { $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; s/\\t/\t/g; s/\\b/\b/g; s/\\f/\f/g; s/\\\^/\377/g; s/\^\?/\177/g; s/\^(.)/pack('c',ord($1) & 31)/eg; s/\\(.)/$1/g; s/\377/^/g; $TC{$entry} = $_ if $TC{$entry} eq ''; } } $TC{'pc'} = "\0" if $TC{'pc'} eq ''; $TC{'bc'} = "\b" if $TC{'bc'} eq ''; } @Tputs = (0,200,133.3,90.9,74.3,66.7,50,33.3,16.7,8.3,5.5,4.1,2,1,.5,.2); sub Tputs { local($string,$affcnt,$FH) = @_; local($ms); if ($string =~ /(^[\d.]+)(\*?)(.*)$/) { $ms = $1; $ms *= $affcnt if $2; $string = $3; $decr = $Tputs[$ospeed]; if ($decr > .1) { $ms += $decr / 2; $string .= $TC{'pc'} x ($ms / $decr); } } print $FH $string if $FH; $string; } sub Tgoto { local($string) = shift(@_); local($result) = ''; local($after) = ''; local($code,$tmp) = @_; local(@tmp); @tmp = ($tmp,$code); local($online) = 0; while ($string =~ /^([^%]*)%(.)(.*)/) { $result .= $1; $code = $2; $string = $3; if ($code eq 'd') { $result .= sprintf("%d",shift(@tmp)); } elsif ($code eq '.') { $tmp = shift(@tmp); if ($tmp == 0 || $tmp == 4 || $tmp == 10) { if ($online) { ++$tmp, $after .= $TC{'up'} if $TC{'up'}; } else { ++$tmp, $after .= $TC{'bc'}; } } $result .= sprintf("%c",$tmp); $online = !$online; } elsif ($code eq '+') { $result .= sprintf("%c",shift(@tmp)+ord($string)); $string = substr($string,1,99); $online = !$online; } elsif ($code eq 'r') { ($code,$tmp) = @tmp; @tmp = ($tmp,$code); $online = !$online; } elsif ($code eq '>') { ($code,$tmp,$string) = unpack("CCa99",$string); if ($tmp[$[] > $code) { $tmp[$[] += $tmp; } } elsif ($code eq '2') { $result .= sprintf("%02d",shift(@tmp)); $online = !$online; } elsif ($code eq '3') { $result .= sprintf("%03d",shift(@tmp)); $online = !$online; } elsif ($code eq 'i') { ($code,$tmp) = @tmp; @tmp = ($code+1,$tmp+1); } else { return "OOPS"; } } $result . $string . $after; } 1;
