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1 % === BEGIN ps-print prologue 0
2 % version: 6.0
3
4 % Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007
5 % Free Software Foundation, Inc.
6 %
7 % This file is part of GNU Emacs.
8 %
9 % GNU Emacs is free software; you can redistribute it and/or modify
10 % it under the terms of the GNU General Public License as published by
11 % the Free Software Foundation; either version 3, or (at your option)
12 % any later version.
13 %
14 % GNU Emacs is distributed in the hope that it will be useful,
15 % but WITHOUT ANY WARRANTY; without even the implied warranty of
16 % MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 % GNU General Public License for more details.
18 %
19 % You should have received a copy of the GNU General Public License
20 % along with GNU Emacs; see the file COPYING. If not, write to the
21 % Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
22 % Boston, MA 02110-1301, USA.
23
24 % As a special exception, the copyright holders of this module give
25 % you permission to include the module in a Postscript file generated
26 % by Emacs or other free software together with the result of
27 % converting text to be printed, regardless of the license terms of
28 % that text, and to use under terms of your choice the page images
29 % resulting from formatting said combination. If you modify this
30 % module, you may extend this exception to your version of the module
31 % but you are not obligated to do so. If you do not wish to do so,
32 % delete this exception statement from your version.
33
34
35 %%BeginProcSet: ErrorHandler
36 % Downloaded Error Break-page handler
37 % Adapted from:
38 % PostScript Language Program Design,
39 % Adobe Systems Incorporated.
40 % Appendix A, pages 217-219
41
42 /ps$brkpage where{pop}
43 {
44 /ps$brkpage 64 dict def
45 ps$brkpage begin
46 /tx 0 def/ty 0 def/toy 0 def/tox 0 def
47 /prnt{
48 dup type/stringtype ne{=string cvs}if
49 dup length 6 mul
50 /tx exch def/ty 10 def
51 currentpoint/toy exch def/tox exch def
52 1 setgray newpath
53 tox toy 2 sub moveto
54 0 ty rlineto tx 0 rlineto
55 0 ty neg rlineto
56 closepath fill
57 tox toy moveto 0 setgray show
58 }bind def
59 /nl{currentpoint exch pop lmargin exch moveto 0 -10 rmoveto}def
60 /=={/cp 0 def typeprint nl}def
61 /typeprint{dup type dup currentdict exch known{exec}{unknowntype}ifelse}readonly def
62 /lmargin 72 def
63 /rmargin 72 def
64 /tprint{
65 dup length cp add rmargin gt{nl/cp 0 def}if
66 dup length cp add/cp exch def
67 prnt
68 }readonly def
69 /cvsprint{=string cvs tprint( )tprint}readonly def
70 /unknowntype{exch pop cvlit(??)tprint cvsprint}readonly def
71 /integertype{cvsprint}readonly def
72 /realtype{cvsprint}readonly def
73 /booleantype{cvsprint}readonly def
74 /operatortype{(//)tprint cvsprint}readonly def
75 /marktype{pop(-mark-)tprint}readonly def
76 /dicttype{pop(-dictionary-)tprint}readonly def
77 /nulltype{pop(-null-)tprint}readonly def
78 /filetype{pop(-filestream-)tprint}readonly def
79 /savetype{pop(-savelevel-)tprint}readonly def
80 /fonttype{pop(-fontid-)tprint}readonly def
81 /nametype{dup xcheck not{(/)tprint}if cvsprint}readonly def
82 /stringtype{
83 dup rcheck
84 {(\()tprint tprint(\))tprint}
85 {pop(-string-)tprint}ifelse}readonly def
86 /arraytype{
87 dup rcheck
88 {dup xcheck
89 {({)tprint{typeprint}forall(})tprint}
90 {([)tprint{typeprint}forall(])tprint}ifelse}
91 {pop(-array-)tprint}ifelse}readonly def
92 /packedarraytype{
93 dup rcheck
94 {dup xcheck
95 {({)tprint{typeprint}forall(})tprint}
96 {([)tprint{typeprint}forall(])tprint}ifelse}
97 {pop(-packedarray-)tprint}ifelse}readonly def
98 /courier/Courier findfont 10 scalefont def
99 /OLDhandleerror errordict/handleerror get def
100 end %ps$brkpage
101
102 /handleerror{
103 systemdict begin $error begin ps$brkpage begin
104 newerror
105 {/newerror false store vmstatus pop pop 0 ne{grestoreall}if
106 initgraphics
107 ErrorMessage 1 and 0 ne{ % print on paper
108 courier setfont lmargin 720 moveto
109 (# ERROR: )prnt errorname prnt nl
110 (# OFFENDING COMMAND: )prnt/command load prnt
111 $error/ostack known
112 {nl nl(# STACK:)prnt nl nl $error/ostack get aload length{==}repeat}if
113 $error/errorinfo known
114 {nl nl(# ERRORINFO:)prnt nl nl $error/errorinfo get aload length{==}repeat}if
115 systemdict/showpage get exec}if
116 ErrorMessage 2 and 0 ne{ % send back to printing system
117 (\%\%[ Error: )print errorname =print
118 (; OffendingCommand: )print/command load =print
119 $error/errorinfo known
120 {(; ErrorInfo:)print $error/errorinfo get aload length{( )=print =print}repeat}if
121 ( ]\%\%)= flush
122 (\%\%[ Rest of job is ignored ]\%\%)= flush}if
123 /newerror true store}if
124 end end end
125 stop
126 } % handleerror
127 dup 0 systemdict put % replace name by actual dict object
128 dup 4 ps$brkpage put % replace name by dict object
129 bind readonly
130
131 errordict 3 1 roll put % put proc in errordict as /handleerror
132 }ifelse
133 %%EndProcSet
134
135
136 % operators for language level 2 only
137
138 (<<)cvn where % << operator
139 {pop/BMark(<<)cvn load def}
140 {/BMark{mark}bind def}ifelse
141 (>>)cvn where % >> operator
142 {pop/EMark(>>)cvn load def}
143 {/EMark{counttomark 2 idiv dup dict begin{def}repeat pop currentdict end}bind def}ifelse
144 /setpagedevice where % setpagedevice
145 {pop}
146 {/setpagedevice{pop}bind def}ifelse
147 /packedarray where % packedarray
148 {pop}
149 {/packedarray{array astore readonly}bind def}ifelse
150
151
152 % device dependent operators
153
154 /DefOp{
155 dup where{pop pop pop}
156 {exch dup where{pop}{pop/pop}ifelse load def}ifelse}def
157
158 /duplexmode/setduplexmode DefOp
159 /tumble/settumble DefOp
160
161 % === END ps-print prologue 0