1 % === BEGIN ps-print prologue 0
4 % Copyright (C) 2000, 2001 Free Software Foundation, Inc.
6 % This file is part of GNU Emacs.
8 % GNU Emacs is free software; you can redistribute it and/or modify
9 % it under the terms of the GNU General Public License as published by
10 % the Free Software Foundation; either version 2, or (at your option)
13 % GNU Emacs is distributed in the hope that it will be useful,
14 % but WITHOUT ANY WARRANTY; without even the implied warranty of
15 % MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 % GNU General Public License for more details.
18 % You should have received a copy of the GNU General Public License
19 % along with GNU Emacs; see the file COPYING. If not, write to the
20 % Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
21 % Boston, MA 02110-1301, USA.
23 % As a special exception, the copyright holders of this module give
24 % you permission to include the module in a Postscript file generated
25 % by Emacs or other free software together with the result of
26 % converting text to be printed, regardless of the license terms of
27 % that text, and to use under terms of your choice the page images
28 % resulting from formatting said combination. If you modify this
29 % module, you may extend this exception to your version of the module
30 % but you are not obligated to do so. If you do not wish to do so,
31 % delete this exception statement from your version.
34 %%BeginProcSet: ErrorHandler
35 % Downloaded Error Break-page handler
37 % PostScript Language Program Design,
38 % Adobe Systems Incorporated.
39 % Appendix A, pages 217-219
41 /ps$brkpage where
{pop}
43 /ps$brkpage
64 dict def
45 /tx
0 def
/ty
0 def
/toy
0 def
/tox
0 def
47 dup type
/stringtype ne
{=string cvs
}if
49 /tx
exch def
/ty
10 def
50 currentpoint
/toy
exch def
/tox
exch def
53 0 ty rlineto tx
0 rlineto
56 tox toy moveto
0 setgray show
58 /nl
{currentpoint
exch pop lmargin
exch moveto
0 -10 rmoveto
}def
59 /=={/cp
0 def typeprint nl
}def
60 /typeprint
{dup type
dup currentdict
exch known
{exec}{unknowntype
}ifelse}readonly def
64 dup length cp add rmargin gt
{nl
/cp
0 def
}if
65 dup length cp add
/cp
exch def
68 /cvsprint
{=string cvs tprint
( )tprint
}readonly def
69 /unknowntype
{exch pop cvlit
(??
)tprint cvsprint
}readonly def
70 /integertype
{cvsprint
}readonly def
71 /realtype
{cvsprint
}readonly def
72 /booleantype
{cvsprint
}readonly def
73 /operatortype
{(//)tprint cvsprint
}readonly def
74 /marktype
{pop(-mark-)tprint
}readonly def
75 /dicttype
{pop(-dictionary
-)tprint
}readonly def
76 /nulltype
{pop(-null
-)tprint
}readonly def
77 /filetype
{pop(-filestream
-)tprint
}readonly def
78 /savetype
{pop(-savelevel
-)tprint
}readonly def
79 /fonttype
{pop(-fontid
-)tprint
}readonly def
80 /nametype
{dup xcheck not
{(/)tprint
}if cvsprint
}readonly def
83 {(\
()tprint tprint
(\
))tprint
}
84 {pop(-string
-)tprint
}ifelse}readonly def
88 {({)tprint
{typeprint
}forall
(})tprint
}
89 {([)tprint
{typeprint
}forall
(])tprint
}ifelse}
90 {pop(-array
-)tprint
}ifelse}readonly def
94 {({)tprint
{typeprint
}forall
(})tprint
}
95 {([)tprint
{typeprint
}forall
(])tprint
}ifelse}
96 {pop(-packedarray
-)tprint
}ifelse}readonly def
97 /courier
/Courier findfont
10 scalefont def
98 /OLDhandleerror errordict
/handleerror get def
102 systemdict begin $error begin ps$brkpage begin
104 {/newerror
false store vmstatus
pop pop 0 ne
{grestoreall
}if
106 ErrorMessage
1 and
0 ne
{ % print on paper
107 courier setfont lmargin
720 moveto
108 (# ERROR
: )prnt errorname prnt nl
109 (# OFFENDING COMMAND
: )prnt
/command load prnt
111 {nl nl
(# STACK
:)prnt nl nl $error
/ostack get aload length
{==}repeat}if
112 $error
/errorinfo known
113 {nl nl
(# ERRORINFO
:)prnt nl nl $error
/errorinfo get aload length
{==}repeat}if
114 systemdict
/showpage get
exec}if
115 ErrorMessage
2 and
0 ne
{ % send back to printing system
116 (\
%\%[ Error: )print errorname =print
117 (; OffendingCommand
: )print
/command load
=print
118 $error
/errorinfo known
119 {(; ErrorInfo
:)print $error
/errorinfo get aload length
{( )=print
=print
}repeat}if
121 (\
%\%[ Rest of job is ignored ]\%\%)= flush}if
122 /newerror
true store
}if
126 dup 0 systemdict put
% replace name by actual dict object
127 dup 4 ps$brkpage put
% replace name by dict object
130 errordict
3 1 roll put
% put proc in errordict as /handleerror
135 % operators for language level 2 only
137 (<<)cvn where
% << operator
138 {pop/BMark
(<<)cvn load def
}
139 {/BMark
{mark}bind def
}ifelse
140 (>>)cvn where
% >> operator
141 {pop/EMark
(>>)cvn load def
}
142 {/EMark
{counttomark 2 idiv dup dict begin
{def
}repeat pop currentdict end
}bind def
}ifelse
143 /setpagedevice where
% setpagedevice
145 {/setpagedevice
{pop}bind def
}ifelse
146 /packedarray where
% packedarray
148 {/packedarray
{array astore readonly
}bind def
}ifelse
151 % device dependent operators
154 dup where
{pop pop pop}
155 {exch dup where
{pop}{pop/pop}ifelse load def
}ifelse}def
157 /duplexmode
/setduplexmode DefOp
158 /tumble
/settumble DefOp
160 % === END ps-print prologue 0