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