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a0d0e21e | 1 | ;# $RCSfile: termcap.pl,v $$Revision: 4.1 $$Date: 92/08/07 18:24:16 $ |
a687059c LW |
2 | ;# |
3 | ;# Usage: | |
e929a76b | 4 | ;# require 'ioctl.pl'; |
a687059c LW |
5 | ;# ioctl(TTY,$TIOCGETP,$foo); |
6 | ;# ($ispeed,$ospeed) = unpack('cc',$foo); | |
a0d0e21e | 7 | ;# require 'termcap.pl'; |
9f68db38 LW |
8 | ;# &Tgetent('vt100'); # sets $TC{'cm'}, etc. |
9 | ;# &Tputs(&Tgoto($TC{'cm'},$col,$row), 0, 'FILEHANDLE'); | |
10 | ;# &Tputs($TC{'dl'},$affcnt,'FILEHANDLE'); | |
a687059c LW |
11 | ;# |
12 | sub Tgetent { | |
13 | local($TERM) = @_; | |
14 | local($TERMCAP,$_,$entry,$loop,$field); | |
15 | ||
16 | warn "Tgetent: no ospeed set" unless $ospeed; | |
40da2db3 | 17 | foreach $key (keys %TC) { |
a687059c LW |
18 | delete $TC{$key}; |
19 | } | |
20 | $TERM = $ENV{'TERM'} unless $TERM; | |
a0d0e21e | 21 | $TERM =~ s/(\W)/\\$1/g; |
a687059c LW |
22 | $TERMCAP = $ENV{'TERMCAP'}; |
23 | $TERMCAP = '/etc/termcap' unless $TERMCAP; | |
24 | if ($TERMCAP !~ m:^/:) { | |
7c0587c8 | 25 | if ($TERMCAP !~ /(^|\|)$TERM[:\|]/) { |
a687059c LW |
26 | $TERMCAP = '/etc/termcap'; |
27 | } | |
28 | } | |
29 | if ($TERMCAP =~ m:^/:) { | |
30 | $entry = ''; | |
31 | do { | |
32 | $loop = " | |
33 | open(TERMCAP,'<$TERMCAP') || die \"Can't open $TERMCAP\"; | |
34 | while (<TERMCAP>) { | |
35 | next if /^#/; | |
36 | next if /^\t/; | |
a0d0e21e | 37 | if (/(^|\\|)${TERM}[:\\|]/) { |
a687059c LW |
38 | chop; |
39 | while (chop eq '\\\\') { | |
40 | \$_ .= <TERMCAP>; | |
41 | chop; | |
42 | } | |
43 | \$_ .= ':'; | |
44 | last; | |
45 | } | |
46 | } | |
47 | close TERMCAP; | |
48 | \$entry .= \$_; | |
49 | "; | |
50 | eval $loop; | |
9f68db38 | 51 | } while s/:tc=([^:]+):/:/ && ($TERM = $1); |
a687059c LW |
52 | $TERMCAP = $entry; |
53 | } | |
54 | ||
55 | foreach $field (split(/:[\s:\\]*/,$TERMCAP)) { | |
56 | if ($field =~ /^\w\w$/) { | |
57 | $TC{$field} = 1; | |
58 | } | |
59 | elsif ($field =~ /^(\w\w)#(.*)/) { | |
a0d0e21e | 60 | $TC{$1} = $2 if $TC{$1} eq ''; |
a687059c LW |
61 | } |
62 | elsif ($field =~ /^(\w\w)=(.*)/) { | |
63 | $entry = $1; | |
64 | $_ = $2; | |
65 | s/\\E/\033/g; | |
55497cff | 66 | s/\\(200)/pack('c',0)/eg; # NUL character |
67 | s/\\(0\d\d)/pack('c',oct($1))/eg; # octal | |
68 | s/\\(0x[0-9A-Fa-f][0-9A-Fa-f])/pack('c',hex($1))/eg; # hex | |
a687059c LW |
69 | s/\\(\d\d\d)/pack('c',$1 & 0177)/eg; |
70 | s/\\n/\n/g; | |
71 | s/\\r/\r/g; | |
72 | s/\\t/\t/g; | |
73 | s/\\b/\b/g; | |
74 | s/\\f/\f/g; | |
75 | s/\\\^/\377/g; | |
76 | s/\^\?/\177/g; | |
63f2c1e1 | 77 | s/\^(.)/pack('c',ord($1) & 31)/eg; |
a687059c LW |
78 | s/\\(.)/$1/g; |
79 | s/\377/^/g; | |
a0d0e21e | 80 | $TC{$entry} = $_ if $TC{$entry} eq ''; |
a687059c LW |
81 | } |
82 | } | |
a0d0e21e LW |
83 | $TC{'pc'} = "\0" if $TC{'pc'} eq ''; |
84 | $TC{'bc'} = "\b" if $TC{'bc'} eq ''; | |
a687059c LW |
85 | } |
86 | ||
87 | @Tputs = (0,200,133.3,90.9,74.3,66.7,50,33.3,16.7,8.3,5.5,4.1,2,1,.5,.2); | |
88 | ||
89 | sub Tputs { | |
90 | local($string,$affcnt,$FH) = @_; | |
91 | local($ms); | |
92 | if ($string =~ /(^[\d.]+)(\*?)(.*)$/) { | |
93 | $ms = $1; | |
94 | $ms *= $affcnt if $2; | |
95 | $string = $3; | |
96 | $decr = $Tputs[$ospeed]; | |
97 | if ($decr > .1) { | |
98 | $ms += $decr / 2; | |
99 | $string .= $TC{'pc'} x ($ms / $decr); | |
100 | } | |
101 | } | |
102 | print $FH $string if $FH; | |
103 | $string; | |
104 | } | |
105 | ||
106 | sub Tgoto { | |
107 | local($string) = shift(@_); | |
108 | local($result) = ''; | |
109 | local($after) = ''; | |
110 | local($code,$tmp) = @_; | |
9f68db38 LW |
111 | local(@tmp); |
112 | @tmp = ($tmp,$code); | |
a687059c LW |
113 | local($online) = 0; |
114 | while ($string =~ /^([^%]*)%(.)(.*)/) { | |
115 | $result .= $1; | |
116 | $code = $2; | |
117 | $string = $3; | |
118 | if ($code eq 'd') { | |
9f68db38 | 119 | $result .= sprintf("%d",shift(@tmp)); |
a687059c LW |
120 | } |
121 | elsif ($code eq '.') { | |
9f68db38 | 122 | $tmp = shift(@tmp); |
a687059c LW |
123 | if ($tmp == 0 || $tmp == 4 || $tmp == 10) { |
124 | if ($online) { | |
125 | ++$tmp, $after .= $TC{'up'} if $TC{'up'}; | |
126 | } | |
127 | else { | |
128 | ++$tmp, $after .= $TC{'bc'}; | |
129 | } | |
130 | } | |
131 | $result .= sprintf("%c",$tmp); | |
132 | $online = !$online; | |
133 | } | |
134 | elsif ($code eq '+') { | |
9f68db38 | 135 | $result .= sprintf("%c",shift(@tmp)+ord($string)); |
a687059c LW |
136 | $string = substr($string,1,99); |
137 | $online = !$online; | |
138 | } | |
139 | elsif ($code eq 'r') { | |
9f68db38 LW |
140 | ($code,$tmp) = @tmp; |
141 | @tmp = ($tmp,$code); | |
a687059c LW |
142 | $online = !$online; |
143 | } | |
144 | elsif ($code eq '>') { | |
145 | ($code,$tmp,$string) = unpack("CCa99",$string); | |
9f68db38 LW |
146 | if ($tmp[$[] > $code) { |
147 | $tmp[$[] += $tmp; | |
a687059c LW |
148 | } |
149 | } | |
150 | elsif ($code eq '2') { | |
9f68db38 | 151 | $result .= sprintf("%02d",shift(@tmp)); |
a687059c LW |
152 | $online = !$online; |
153 | } | |
154 | elsif ($code eq '3') { | |
9f68db38 | 155 | $result .= sprintf("%03d",shift(@tmp)); |
a687059c LW |
156 | $online = !$online; |
157 | } | |
158 | elsif ($code eq 'i') { | |
9f68db38 LW |
159 | ($code,$tmp) = @tmp; |
160 | @tmp = ($code+1,$tmp+1); | |
a687059c LW |
161 | } |
162 | else { | |
163 | return "OOPS"; | |
164 | } | |
165 | } | |
166 | $result . $string . $after; | |
167 | } | |
168 | ||
169 | 1; |