2011-03-30 13:53:33 +00:00
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% Copyright (C) 1989-2004 artofcode LLC. All rights reserved.
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%
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% This software is provided AS-IS with no warranty, either express or
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% implied.
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%
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% This software is distributed under license and may not be copied,
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% modified or distributed except as expressly authorized under the terms
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% of the license contained in the file LICENSE in this distribution.
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%
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% For more information about licensing, please refer to
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% http://www.ghostscript.com/licensing/. For information on
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% commercial licensing, go to http://www.artifex.com/licensing/ or
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% contact Artifex Software, Inc., 101 Lucas Valley Road #110,
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% San Rafael, CA 94903, U.S.A., +1(415)492-9861.
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% $Id: gs_init.ps,v 1.120 2005/10/07 19:46:35 ray Exp $
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% Initialization file for the interpreter.
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% When this is run, systemdict is still writable.
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% Comment lines of the form
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% %% Replace <n> <file(s)>
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% indicate places where the next <n> lines should be replaced by
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% the contents of <file(s)>, when creating a single merged init file.
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% The interpreter can call out to PostScript code. All procedures
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% called in this way, and no other procedures defined in these
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% initialization files, have names that begin with %, e.g.,
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% (%Type1BuildChar) cvn.
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% Check the interpreter revision. NOTE: the interpreter code requires
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% that the first non-comment token in this file be an integer.
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853
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dup revision ne
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{ (gs: Interpreter revision \() print revision 10 string cvs print
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(\) does not match gs_init.ps revision \() print 10 string cvs print
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(\).\n) print flush //null 1 .quit
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}
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if pop
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% Acquire userdict, and set its length if necessary.
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/userdict where
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{ pop userdict maxlength 0 eq }
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{ true }
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ifelse
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systemdict exch
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{ % userdict wasn't already set up by iinit.c.
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dup /userdict
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currentdict dup 200 .setmaxlength % userdict
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.forceput % userdict is local, systemdict is global
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}
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if begin
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% Define dummy local/global operators if needed.
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systemdict /.setglobal known
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{ true .setglobal
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}
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{ /.setglobal { pop } bind def
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/.currentglobal { false } bind def
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/.gcheck { pop false } bind def
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}
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ifelse
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% Define .languagelevel if needed.
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systemdict /.languagelevel known not { /.languagelevel 1 def } if
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% Optionally choose a default paper size other than U.S. letter.
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% The default page size for many devices is set at compile time to
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% letter, but this can be changed to A4 although this is rarely done.
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% Some devices such as bbox have a different default page size,
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% and should not be set to A4 or letter.
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% When ghostscript is used in countries that use the international
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% standard page size A4 rather than US letter, the page size of
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% devices that default to letter or A4 can be changed by setting
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% DEFAULTPAPERSIZE.
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% /DEFAULTPAPERSIZE (a4) def
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% Turn on array packing for the rest of initialization.
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true setpacking
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% Define the old MS-DOS EOF character as a no-op.
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% This is a hack to get around the absurd habit of MS-DOS editors
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% of adding an EOF character at the end of the file.
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<1a> cvn { } def
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% Acquire the debugging flags.
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currentdict /DEBUG known /DEBUG exch def
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% if DEBUG is set, set ALL of the subset debugging flags
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mark % '[' isn't defined yet
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/CCFONTDEBUG % Compiled Fonts
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/CFFDEBUG % CFF Fonts
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/CMAPDEBUG % CMAP
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/DOCIEDEBUG % CIE color
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/EPSDEBUG % EPS handling
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/FAPIDEBUG % Font API
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/INITDEBUG % Initialization
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/PDFDEBUG % PDF Interpreter
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/PDFOPTDEBUG % PDF Optimizer (Linearizer)
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/PDFWRDEBUG % PDF Writer
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/SETPDDEBUG % setpagedevice
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/STRESDEBUG % Static Resources
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/TTFDEBUG % TTF Fonts
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/VGIFDEBUG % ViewGIF
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/VJPGDEBUG % ViewJPEG
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/RESMPDEBUG % Resource map
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counttomark array astore exch pop % ']' isn't defined yet
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{ dup currentdict exch known DEBUG or def } forall
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currentdict /PDFSTEP known /PDFSTEP exch def
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% if PDFSTEP is on, turn on PDFDEBUG
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PDFSTEP { /PDFDEBUG true def } if
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/VMDEBUG
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INITDEBUG {{print mark
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systemdict /level2dict known
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{ .currentglobal dup false .setglobal vmstatus
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true .setglobal vmstatus 3 -1 roll pop
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6 -2 roll pop .setglobal
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}
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{ vmstatus 3 -1 roll pop
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}
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ifelse usertime 16#fffff and counttomark
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{ ( ) print ( ) cvs print }
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repeat pop
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( ) print systemdict length ( ) cvs print
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( ) print countdictstack ( ) cvs print
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( <) print count ( ) cvs print (>\n) print flush
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}}
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{{pop
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}}
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ifelse
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def
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currentdict /BATCH known /BATCH exch def
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currentdict /DELAYBIND known /DELAYBIND exch def
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currentdict /DISKFONTS known /DISKFONTS exch def
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currentdict /DOINTERPOLATE .knownget { /INTERPOLATE exch def } if
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currentdict /ESTACKPRINT known /ESTACKPRINT exch def
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currentdict /FAKEFONTS known /FAKEFONTS exch def
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currentdict /FIXEDMEDIA known /FIXEDMEDIA exch def
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currentdict /FIXEDRESOLUTION known /FIXEDRESOLUTION exch def
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currentdict /LOCALFONTS known /LOCALFONTS exch def
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currentdict /JOBSERVER known /JOBSERVER exch def
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currentdict /NOBIND known /NOBIND exch def
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/.bind /bind load def
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NOBIND { /bind { } def } if
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currentdict /NOCACHE known /NOCACHE exch def
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currentdict /NOCCFONTS known /NOCCFONTS exch def
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currentdict /NOCIE known /NOCIE exch def
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currentdict /NOPSICC known /NOPSICC exch def
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currentdict /NODISPLAY known not /DISPLAYING exch def
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currentdict /NOFONTMAP known /NOFONTMAP exch def
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currentdict /NOFONTPATH known /NOFONTPATH exch def
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currentdict /NOGC known /NOGC exch def
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currentdict /NOINTERPOLATE .knownget { /INTERPOLATE exch not def } if
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currentdict /NOOUTERSAVE known /NOOUTERSAVE exch def
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currentdict /NOPAGEPROMPT known /NOPAGEPROMPT exch def
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currentdict /NOPAUSE known /NOPAUSE exch def
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currentdict /NOPLATFONTS known /NOPLATFONTS exch def
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currentdict /NOPROMPT known /NOPROMPT exch def
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currentdict /NOTRANSPARENCY known /NOTRANSPARENCY exch def
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currentdict /DOPS known /DOPS exch def
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currentdict /NOSUBSTDEVICECOLORS known /NOSUBSTDEVICECOLORS exch def
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% The default value of ORIENT1 is true, not false.
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currentdict /ORIENT1 known not { /ORIENT1 true def } if
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currentdict /OSTACKPRINT known /OSTACKPRINT exch def
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currentdict /OUTPUTFILE known % obsolete
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{ /OutputFile /OUTPUTFILE load def
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currentdict /OUTPUTFILE .undef
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} if
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currentdict /QUIET known /QUIET exch def
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% DELAYSAFER is effectively the same as newer NOSAFER
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currentdict /DELAYSAFER known { /DELAYSAFER true def /NOSAFER true def } if
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/SAFER currentdict /NOSAFER known {
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false
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} {
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currentdict /SAFER known
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currentdict /PARANOIDSAFER known or % PARANOIDSAFER is equivalent
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}
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ifelse def
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currentdict /SHORTERRORS known /SHORTERRORS exch def
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currentdict /STRICT known /STRICT exch def
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currentdict /TTYPAUSE known /TTYPAUSE exch def
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currentdict /WRITESYSTEMDICT known /WRITESYSTEMDICT exch def
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% Acquire environment variables.
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currentdict /DEVICE known not
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{ (GS_DEVICE) getenv { /DEVICE exch def } if } if
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(START) VMDEBUG
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% Open the standard files, so they will be open at the outermost save level.
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(%stdin) (r) file pop
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(%stdout) (w) file pop
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(%stderr) (w) file pop
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/.currentuserparams where {
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pop mark
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% The Adobe implementations appear to have very large maximum
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% stack sizes. This turns out to actually make a difference,
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% since some badly-behaved files include extremely long procedures,
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% or construct huge arrays on the operand stack.
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% We reset the stack sizes now so that we don't have to worry
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% about overflowing the (rather small) built-in stack sizes
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% during initialization.
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/MaxDictStack 500
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/MaxExecStack 5000
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/MaxOpStack 50000
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.dicttomark .setuserparams
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} if
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% Define a procedure for skipping over an unneeded section of code.
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% This avoids allocating space for the skipped procedures.
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% We can't use readline, because that imposes a line length limit.
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/.skipeof % <string> .skipeof -
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{ currentfile exch 1 exch .subfiledecode flushfile
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} .bind def
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% Define procedures to assist users who don't read the documentation.
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userdict begin
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/help
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{ (Enter PostScript commands. '(filename) run' runs a file, 'quit' exits.\n)
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print flush
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} .bind def
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end
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% Define =string, which is used by some PostScript programs even though
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% it isn't documented anywhere.
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% Put it in userdict so that each context can have its own copy.
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userdict /=string 256 string put
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% Print the greeting.
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/printgreeting
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{ mark
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product (Ghostscript) search
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{ pop pop pop
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(This software comes with NO WARRANTY: see the file PUBLIC for details.\n)
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}
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{ pop
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}
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ifelse
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(\n) copyright
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(\)\n) revisiondate 10 mod revisiondate 10 idiv 10 mod (-)
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revisiondate 100 idiv 10 mod revisiondate 1000 idiv 10 mod (-)
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revisiondate 10000 idiv ( \()
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revision 10 mod
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revision 100 mod 10 idiv (.)
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revision 100 idiv ( )
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product
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counttomark
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{ (%stdout) (w) file exch 0 .writecvp
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} repeat pop
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} .bind def
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QUIET not { printgreeting flush } if
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% Define a special version of def for making operator procedures.
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/obind { % <name> <proc> obind <name> <oper>
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1 index exch .makeoperator
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} .bind def
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/odef { % <name> <proc> odef -
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1 index exch .makeoperator def
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} .bind def
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% Define a special version of def for storing local objects into global
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% dictionaries. Like .forceput, this exists only during initialization.
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/.forcedef { % <key> <value> .forcedef -
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currentdict 3 1 roll .forceput
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} .bind odef
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% Define procedures for accessing variables in systemdict and userdict
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% regardless of the contents of the dictionary stack.
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/.systemvar { % <name> .systemvar <value>
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//systemdict exch get
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} .bind odef
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/.userdict { % - .userdict <dict>
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/userdict .systemvar
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} .bind odef
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/.uservar { % <name> .uservar <value>
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.userdict exch get
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} .bind odef
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% If we're delaying binding, remember everything that needs to be bound later.
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DELAYBIND NOBIND not and
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{ .currentglobal false .setglobal
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systemdict /.delaybind 1500 array .forceput
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.setglobal
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userdict /.delaycount 0 put
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% When we've done the delayed bind, we want to stop saving.
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% Detect this by the disappearance of .delaybind.
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/bind
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{ /.delaybind .systemvar dup length 0 ne
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{ .delaycount 2 index put
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.userdict /.delaycount .delaycount 1 add put
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}
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{ pop /.bind cvx exec
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}
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ifelse
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} .bind def
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} if
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%**************** BACKWARD COMPATIBILITY ****************
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/hwsizedict mark /HWSize //null .dicttomark readonly def
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/copyscanlines { % <device> <y> <string> copyscanlines <substr>
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0 3 1 roll 3 index //hwsizedict .getdeviceparams
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exch pop exch pop aload pop 3 2 roll
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0 exch //null exch .getbitsrect exch pop
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} bind odef
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currentdict /hwsizedict .undef
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/getdeviceprops
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{ //null .getdeviceparams
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} bind odef
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/.putdeviceprops
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{ //null true counttomark 1 add 3 roll .putdeviceparams
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dup type /booleantype ne
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{ dup mark eq { /unknown /rangecheck } if
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counttomark 4 add 1 roll cleartomark pop pop pop
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|
|
/.putdeviceprops load exch signalerror
|
|
|
|
|
}
|
|
|
|
|
if
|
|
|
|
|
} bind odef
|
|
|
|
|
/.currentfilladjust { .currentfilladjust2 pop } bind odef
|
|
|
|
|
/.setfilladjust { dup .setfilladjust2 } bind odef
|
|
|
|
|
/.writecvs { 0 .writecvp } bind odef
|
|
|
|
|
%**************** DEPRECATED PROCEDURES ****************
|
|
|
|
|
%**************** DO NOT USE THESE IN NEW CODE ****************
|
|
|
|
|
/max { .max } bind def % use .max instead
|
|
|
|
|
/min { .min } bind def % use .min instead
|
|
|
|
|
/unread /.unread load def % use .peekstring instead
|
|
|
|
|
%**************** END OF BACKWARD COMPATIBILITY SECTION ****************
|
|
|
|
|
|
|
|
|
|
% Utility procedure to sort an array
|
|
|
|
|
% <array> <lt-proc> .sort <array>
|
|
|
|
|
/.sort {
|
|
|
|
|
1 index length 1 sub -1 1 {
|
|
|
|
|
2 index exch 2 copy get 3 copy % arr proc arr i arr[i] arr i arr[i]
|
|
|
|
|
0 1 3 index 1 sub {
|
|
|
|
|
3 index 1 index get % arr proc arr i arr[i] arr imax amax j arr[j]
|
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|
|
2 index 1 index 10 index exec { % ... amax < arr[j]
|
|
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|
|
4 2 roll
|
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|
|
} if pop pop
|
|
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|
|
} for % arr proc arr i arr[i] arr imax amax
|
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|
4 -1 roll exch 4 1 roll put put
|
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|
|
} for pop
|
|
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|
|
} bind def
|
|
|
|
|
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|
|
|
|
% Utility for removing all entries from a dictionary
|
|
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|
|
/.PurgeDict % <dict> .PurgeDict -
|
|
|
|
|
{ { true
|
|
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|
|
1 index { pop exch pop false exit
|
|
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|
|
} forall
|
|
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|
|
{ exit
|
|
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|
|
} if
|
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|
|
1 index exch undef
|
|
|
|
|
} loop
|
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|
|
pop
|
|
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|
|
} bind def
|
|
|
|
|
|
|
|
|
|
% Define predefined procedures substituting for operators,
|
|
|
|
|
% in alphabetical order.
|
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|
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|
|
userdict /#copies 1 put
|
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|
|
% Adobe implementations don't accept /[ or /], so we don't either.
|
|
|
|
|
([) cvn
|
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|
|
/mark load def
|
|
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|
|
(]) cvn
|
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|
|
{counttomark array astore exch pop} odef
|
|
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|
|
% .beginpage is redefined if setpagedevice is present.
|
|
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|
|
/.beginpage { } odef
|
|
|
|
|
% In LanguageLevel 3, copypage erases the page.
|
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|
|
/copypage {
|
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|
|
|
.languagelevel 3 ge
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|
|
dup { 0 } { 1 } ifelse .endpage {
|
|
|
|
|
.currentnumcopies 1 index .outputpage
|
|
|
|
|
(>>copypage, press <return> to continue<<\n) .confirm
|
|
|
|
|
dup { erasepage } if
|
|
|
|
|
} if pop
|
|
|
|
|
systemdict /..page_default_spaces .knownget { //.PurgeDict exec } if
|
|
|
|
|
.beginpage
|
|
|
|
|
} odef
|
|
|
|
|
/currentmatrix {
|
|
|
|
|
.currentmatrix 6 index astore pop
|
|
|
|
|
} odef
|
|
|
|
|
% .currentnumcopies is redefined in Level 2.
|
|
|
|
|
/.currentnumcopies { #copies } odef
|
|
|
|
|
/setcolorscreen where { pop % not in all Level 1 configurations
|
|
|
|
|
/currentcolorscreen
|
|
|
|
|
{ .currenthalftone
|
|
|
|
|
{ { 60 exch 0 exch 3 copy 6 copy } % halftone - not possible
|
|
|
|
|
{ 3 copy 6 copy } % screen
|
|
|
|
|
{ } % colorscreen
|
|
|
|
|
}
|
|
|
|
|
exch get exec
|
|
|
|
|
} odef
|
|
|
|
|
} if
|
|
|
|
|
/currentscreen
|
|
|
|
|
{ .currenthalftone
|
|
|
|
|
{ { 60 exch 0 exch } % halftone - not possible
|
|
|
|
|
{ } % screen
|
|
|
|
|
{ 12 3 roll 9 { pop } repeat } % colorscreen
|
|
|
|
|
}
|
|
|
|
|
exch get exec
|
|
|
|
|
} odef
|
|
|
|
|
/.echo /echo load def
|
|
|
|
|
userdict /.echo.mode true put
|
|
|
|
|
/echo {dup /.echo.mode exch store .echo} odef
|
|
|
|
|
/.eexec_param_dict mark
|
|
|
|
|
/eexec true
|
|
|
|
|
/seed 55665
|
|
|
|
|
.dicttomark readonly def
|
|
|
|
|
/eexec {
|
|
|
|
|
% Rebind .currentresourcefile if it is the source for the eexec.
|
|
|
|
|
dup //.eexec_param_dict //filterdict /eexecDecode get exec
|
|
|
|
|
cvx exch .currentresourcefile eq
|
|
|
|
|
//systemdict begin { {exec} .execasresource } { exec } ifelse
|
|
|
|
|
% Only pop systemdict if it is still the top element,
|
|
|
|
|
% because this is apparently what Adobe interpreters do.
|
|
|
|
|
currentdict //systemdict eq { end } if
|
|
|
|
|
} odef
|
|
|
|
|
% .endpage is redefined if setpagedevice is present.
|
|
|
|
|
/.endpage { 2 ne } odef
|
|
|
|
|
% erasepage mustn't use gsave/grestore, because we call it before
|
|
|
|
|
% the graphics state stack has been fully initialized.
|
|
|
|
|
/erasepage
|
|
|
|
|
{ /currentcolor where
|
|
|
|
|
{ pop currentcolor currentcolorspace { setcolorspace setcolor } }
|
|
|
|
|
{ /currentcmykcolor where
|
|
|
|
|
{ pop currentcmykcolor { setcmykcolor } }
|
|
|
|
|
{ currentrgbcolor { setrgbcolor } }
|
|
|
|
|
ifelse
|
|
|
|
|
}
|
|
|
|
|
ifelse
|
|
|
|
|
currentoverprint false setoverprint 1 setgray .fillpage setoverprint
|
|
|
|
|
exec
|
|
|
|
|
} odef
|
|
|
|
|
% To satisfy the Genoa FTS, executive must be a procedure, not an operator.
|
|
|
|
|
/executive
|
|
|
|
|
{ { prompt
|
|
|
|
|
{ (%statementedit) (r) file } stopped
|
|
|
|
|
{ pop pop $error /errorname get /undefinedfilename eq
|
|
|
|
|
{ .clearerror exit } if % EOF
|
|
|
|
|
/handleerror .systemvar exec //null % ioerror??
|
|
|
|
|
}
|
|
|
|
|
if
|
|
|
|
|
cvx { .runexec } execute
|
|
|
|
|
} loop
|
|
|
|
|
} bind def
|
|
|
|
|
/filter
|
|
|
|
|
{ //filterdict 1 index .knownget
|
|
|
|
|
{ exch pop exec }
|
|
|
|
|
{ /filter load /undefined signalerror }
|
|
|
|
|
ifelse
|
|
|
|
|
} odef
|
|
|
|
|
% handleerror procedure as mentioned in the "Operators" section of the PLRM Section 8.2
|
|
|
|
|
% This invokes the handleerror procedure from errordict (unless we are running under a
|
|
|
|
|
% JOBSERVER where we want to always use a defined error handler (many error handlers in
|
|
|
|
|
% 'wild' PostScript files are broken and don't indicate the error in any useful fashion).
|
|
|
|
|
%
|
|
|
|
|
% We run the handleerror procedure using .internalstopped so that broken error handlers
|
|
|
|
|
% won't cause nested errors (Unexpected Error conditions).
|
|
|
|
|
/handleerror
|
|
|
|
|
JOBSERVER {
|
|
|
|
|
{ /errordict .systemvar /.GShandleerror get .internalstopped pop } bind % always use .GShandleerror.
|
|
|
|
|
} {
|
|
|
|
|
{ /errordict .systemvar /handleerror get .internalstopped pop } bind % PLRM standard errorhandling
|
|
|
|
|
} ifelse def
|
|
|
|
|
/identmatrix [1.0 0.0 0.0 1.0 0.0 0.0] readonly def
|
|
|
|
|
/identmatrix
|
|
|
|
|
{ dup 0 //identmatrix putinterval } odef
|
|
|
|
|
/languagelevel 1 def % gs_lev2.ps may change this
|
|
|
|
|
/makeimagedevice { false makewordimagedevice } odef
|
|
|
|
|
/matrix { 6 array identmatrix } odef
|
|
|
|
|
/pathbbox
|
|
|
|
|
{ false .pathbbox
|
|
|
|
|
} odef
|
|
|
|
|
% .promptmsg is redefined if the interpreter includes readline support.
|
|
|
|
|
/.promptmsg {
|
|
|
|
|
(GS) print
|
|
|
|
|
count 0 ne { (<) print count =only } if
|
|
|
|
|
(>) print flush
|
|
|
|
|
} bind def
|
|
|
|
|
/prompt { flush flushpage NOPROMPT not { .promptmsg } if } bind def
|
|
|
|
|
/pstack { 0 1 count 3 sub { index == } for } bind def
|
|
|
|
|
/putdeviceprops
|
|
|
|
|
{ .putdeviceprops { erasepage } if } odef
|
|
|
|
|
/quit { /quit load 0 .quit } odef
|
|
|
|
|
/run { dup type /filetype ne { (r) file } if
|
|
|
|
|
% We must close the file when execution terminates,
|
|
|
|
|
% regardless of the state of the stack,
|
|
|
|
|
% and then propagate an error, if any.
|
|
|
|
|
cvx .runexec
|
|
|
|
|
} odef
|
|
|
|
|
% Execute a file.
|
|
|
|
|
% Level 2 uses 2 .stop to clear the e-stack for a successful startjob:
|
|
|
|
|
% we detect that here, since we need to handle this even if we start out
|
|
|
|
|
% without job control in effect.
|
|
|
|
|
%
|
|
|
|
|
% What we push on the e-stack is the following to be executed in this order:
|
|
|
|
|
% <lit-file|fileproc> .runexec1 <lit-file|fileproc> .runexec2
|
|
|
|
|
/.runexec1 { % <file|fileproc> .runexec1 -
|
|
|
|
|
dup type /filetype ne { cvx exec } if
|
|
|
|
|
cvx //null 2 .stopped
|
|
|
|
|
% If we got back here from a startjob, just keep going.
|
|
|
|
|
% startjob replaces the null on the o-stack with a procedure
|
|
|
|
|
% to be executed when we get back here.
|
|
|
|
|
dup //null ne { exec true } { pop false } ifelse
|
|
|
|
|
} bind def
|
|
|
|
|
/.runexec2 { % <continue> <file|fileproc> .runexec2 -
|
|
|
|
|
exch {
|
|
|
|
|
.runexec
|
|
|
|
|
} {
|
|
|
|
|
dup type /filetype ne { cvx exec } if
|
|
|
|
|
closefile
|
|
|
|
|
} ifelse
|
|
|
|
|
} bind def
|
|
|
|
|
/.runexec { % <file|fileproc> .runexec -
|
|
|
|
|
cvlit /.runexec1 cvx 1 index /.runexec2 cvx 4 .execn
|
|
|
|
|
} bind def
|
|
|
|
|
% The following is only for compatibility with Adobe interpreters.
|
|
|
|
|
/setdash {
|
|
|
|
|
1 index length 11 gt { /setdash load /limitcheck signalerror } if
|
|
|
|
|
//setdash
|
|
|
|
|
} odef
|
|
|
|
|
/setdevice
|
|
|
|
|
{
|
|
|
|
|
.setdevice
|
|
|
|
|
{
|
|
|
|
|
mark
|
|
|
|
|
{ % Reset the halftone since the device may differ
|
|
|
|
|
currenthalftone
|
|
|
|
|
dup type /dicttype eq
|
|
|
|
|
{ sethalftone }
|
|
|
|
|
{ pop }
|
|
|
|
|
ifelse
|
|
|
|
|
}
|
|
|
|
|
stopped
|
|
|
|
|
cleartomark
|
|
|
|
|
erasepage
|
|
|
|
|
}
|
|
|
|
|
if
|
|
|
|
|
}
|
|
|
|
|
odef
|
|
|
|
|
/setlinecap {
|
|
|
|
|
dup 2 gt { /setlinecap load /rangecheck signalerror } if
|
|
|
|
|
.setlinecap
|
|
|
|
|
} odef
|
|
|
|
|
/setlinejoin {
|
|
|
|
|
dup 2 gt { /setlinejoin load /rangecheck signalerror } if
|
|
|
|
|
.setlinejoin
|
|
|
|
|
} odef
|
|
|
|
|
/setmatrix {
|
|
|
|
|
dup aload pop .setmatrix pop
|
|
|
|
|
} odef
|
|
|
|
|
/showpage {
|
|
|
|
|
0 .endpage .doneshowpage {
|
|
|
|
|
.currentnumcopies true .outputpage
|
|
|
|
|
(>>showpage, press <return> to continue<<\n) .confirm
|
|
|
|
|
initgraphics
|
|
|
|
|
currentoverprint false setoverprint 1 setcolor
|
|
|
|
|
.fillpage
|
|
|
|
|
setoverprint 0 setcolor
|
|
|
|
|
}
|
|
|
|
|
{ initgraphics } ifelse
|
|
|
|
|
systemdict /..page_default_spaces .knownget { //.PurgeDict exec } if
|
|
|
|
|
.beginpage
|
|
|
|
|
} odef
|
|
|
|
|
% Code output by Adobe Illustrator relies on the fact that
|
|
|
|
|
% `stack' is a procedure, not an operator!!!
|
|
|
|
|
/stack { 0 1 count 3 sub { index = } for } bind def
|
|
|
|
|
/start { BATCH { //null 0 .quit } { executive } ifelse } def
|
|
|
|
|
% Internal uses of stopped that aren't going to do a stop if an error occurs
|
|
|
|
|
% should use .internalstopped to avoid setting newerror et al.
|
|
|
|
|
/.internalstopped { //null 1 .stopped //null ne } bind def
|
|
|
|
|
/store { % Don't alter operands before completing.
|
|
|
|
|
1 index where { 2 index 2 index put pop pop } { def } ifelse
|
|
|
|
|
} odef
|
|
|
|
|
/.typenames mark .typenames counttomark packedarray exch pop def
|
|
|
|
|
/type {
|
|
|
|
|
//.typenames .type
|
|
|
|
|
} odef
|
|
|
|
|
currentdict /.typenames .undef
|
|
|
|
|
% When running in Level 1 mode, this interpreter is supposed to be
|
|
|
|
|
% compatible with PostScript "version" 54.0 (I think).
|
|
|
|
|
/version (54.0) readonly def
|
|
|
|
|
/.wheredict 10 dict def
|
|
|
|
|
/.where /where load def
|
|
|
|
|
/where {
|
|
|
|
|
//.wheredict 1 index .knownget { exec } { .where } ifelse
|
|
|
|
|
} odef
|
|
|
|
|
|
|
|
|
|
% internaldict is defined in systemdict, but the dictionary is allocated
|
|
|
|
|
% in local VM. However, the procedure must be global, since it is an
|
|
|
|
|
% "operator" and must be bind-able into global procedures.
|
|
|
|
|
% We make a procedure for creating it, since we must create a new one
|
|
|
|
|
% for each context with private local VM.
|
|
|
|
|
/.makeinternaldict {
|
|
|
|
|
.currentglobal true .setglobal
|
|
|
|
|
[ /dup .systemvar 1183615869 /eq .systemvar
|
|
|
|
|
[ /pop .systemvar //null ] cvx
|
|
|
|
|
false .setglobal
|
|
|
|
|
dup 1 10 dict .forceput % proc is global, dict is local
|
|
|
|
|
true .setglobal
|
|
|
|
|
[ /internaldict /cvx .systemvar /invalidaccess /signalerror cvx ] cvx
|
|
|
|
|
/ifelse .systemvar
|
|
|
|
|
] cvx executeonly
|
|
|
|
|
exch .setglobal
|
|
|
|
|
} odef
|
|
|
|
|
systemdict /internaldict dup .makeinternaldict .makeoperator
|
|
|
|
|
.forceput % proc is local, systemdict is global
|
|
|
|
|
% Move superexec to internaldict if superexec is defined.
|
|
|
|
|
currentdict /superexec .knownget {
|
|
|
|
|
1183615869 internaldict /superexec 3 -1 roll put
|
|
|
|
|
currentdict /superexec .undef
|
|
|
|
|
} if
|
|
|
|
|
|
|
|
|
|
% Define some additional built-in procedures (beyond the ones defined by
|
|
|
|
|
% the PostScript Language Reference Manual).
|
|
|
|
|
% Warning: these are not guaranteed to stay the same from one release
|
|
|
|
|
% to the next!
|
|
|
|
|
/concatstrings % (str1) (str2) concatstrings (str1str2)
|
|
|
|
|
{ exch dup length 2 index length add string % str2 str1 new
|
|
|
|
|
dup dup 4 2 roll copy % str2 new new new1
|
|
|
|
|
length 4 -1 roll putinterval
|
|
|
|
|
} bind def
|
|
|
|
|
/copyarray
|
|
|
|
|
{ dup length array copy } bind def
|
|
|
|
|
% Copy a dictionary per the Level 2 spec even in Level 1.
|
|
|
|
|
/.copydict % <fromdict> <todict> .copydict <todict>
|
|
|
|
|
{ dup 3 -1 roll { put dup } forall pop } bind def
|
|
|
|
|
/copystring
|
|
|
|
|
{ dup length string copy } bind def
|
|
|
|
|
/findlibfile {
|
|
|
|
|
.libfile { dup .filename pop exch true } { false } ifelse
|
|
|
|
|
} odef
|
|
|
|
|
/.growdictlength % get size for growing a dictionary
|
|
|
|
|
{ length 3 mul 2 idiv 1 add
|
|
|
|
|
} bind def
|
|
|
|
|
/.growdict % grow a dictionary
|
|
|
|
|
{ dup .growdictlength .setmaxlength
|
|
|
|
|
} bind def
|
|
|
|
|
/.growput % put, grow the dictionary if needed
|
|
|
|
|
{ 2 index length 3 index maxlength eq
|
|
|
|
|
{ 3 copy pop known not { 2 index .growdict } if
|
|
|
|
|
} if
|
|
|
|
|
put
|
|
|
|
|
} bind def
|
|
|
|
|
% .localvmarray may be an operator: see zsysvm.c.
|
|
|
|
|
/.localvmarray where {
|
|
|
|
|
pop
|
|
|
|
|
} {
|
|
|
|
|
/.localvmarray {
|
|
|
|
|
.currentglobal false .setglobal
|
|
|
|
|
exch array exch .setglobal
|
|
|
|
|
} bind def
|
|
|
|
|
} ifelse
|
|
|
|
|
/.localvmdict where {
|
|
|
|
|
pop
|
|
|
|
|
} {
|
|
|
|
|
/.localvmdict {
|
|
|
|
|
.currentglobal false .setglobal
|
|
|
|
|
exch dict exch .setglobal
|
|
|
|
|
} bind def
|
|
|
|
|
} ifelse
|
|
|
|
|
/.packtomark
|
|
|
|
|
{ counttomark packedarray exch pop } bind def
|
|
|
|
|
/ppstack
|
|
|
|
|
{ 0 1 count 3 sub { index === } for } bind def
|
|
|
|
|
/runlibfile
|
|
|
|
|
{ % We don't want to bind 'run' into this procedure,
|
|
|
|
|
% since run may get redefined.
|
|
|
|
|
findlibfile
|
|
|
|
|
{ exch pop /run .systemvar exec }
|
|
|
|
|
{ /undefinedfilename signalerror }
|
|
|
|
|
ifelse
|
|
|
|
|
} bind def
|
|
|
|
|
/selectdevice
|
|
|
|
|
{ finddevice setdevice .setdefaultscreen } bind def
|
|
|
|
|
/signalerror % <object> <errorname> signalerror -
|
|
|
|
|
{ /errordict .systemvar exch get exec } bind def
|
|
|
|
|
|
|
|
|
|
% Define the =[only] procedures. Also define =print,
|
|
|
|
|
% which is used by some PostScript programs even though
|
|
|
|
|
% it isn't documented anywhere.
|
|
|
|
|
/write=only {
|
|
|
|
|
.writecvs
|
|
|
|
|
} bind def
|
|
|
|
|
/write= {
|
|
|
|
|
1 index exch write=only (\n) writestring
|
|
|
|
|
} bind def
|
|
|
|
|
/=only { (%stdout) (w) file exch write=only } bind def
|
|
|
|
|
/= { =only (\n) print } bind def
|
|
|
|
|
/=print /=only load def
|
|
|
|
|
% Temporarily define == as = for the sake of runlibfile0.
|
|
|
|
|
/== /= load def
|
|
|
|
|
|
|
|
|
|
% The following procedures are documented.
|
|
|
|
|
/copydevice { % <device> copydevice <newdevice>
|
|
|
|
|
false .copydevice2
|
|
|
|
|
} odef
|
|
|
|
|
/finddevice { % <devicename> finddevice <device>
|
|
|
|
|
/devicedict .systemvar exch get
|
|
|
|
|
dup 1 get //null eq {
|
|
|
|
|
% This is the first request for this type of device.
|
|
|
|
|
% Create a default instance now.
|
|
|
|
|
% Stack: [proto null]
|
|
|
|
|
.currentglobal true .setglobal exch
|
|
|
|
|
dup dup 0 get copydevice 1 exch put
|
|
|
|
|
exch .setglobal
|
|
|
|
|
} if 1 get
|
|
|
|
|
} bind def
|
|
|
|
|
/findprotodevice { % <devicename> findprotodevice <protodevice>
|
|
|
|
|
/devicedict .systemvar exch get 0 get
|
|
|
|
|
} bind def
|
|
|
|
|
|
|
|
|
|
% Run a resource file. This allows us to distinguish resource objects
|
|
|
|
|
% from objects coming from input files.
|
|
|
|
|
userdict /.currentresourcefile //null put
|
|
|
|
|
/.execasresource { % <file> <proc|runfile> .execasresource -
|
|
|
|
|
/stopped .systemvar
|
|
|
|
|
/.currentresourcefile .uservar
|
|
|
|
|
% Stack: file proc -stopped- currfile
|
|
|
|
|
.userdict /.currentresourcefile 5 index cvlit put
|
|
|
|
|
2 .execn % stopped <file>
|
|
|
|
|
.userdict /.currentresourcefile 3 -1 roll put
|
|
|
|
|
{ stop } if
|
|
|
|
|
} bind def
|
|
|
|
|
/.runresource { % <file> .runresource -
|
|
|
|
|
{ /run .systemvar exec } .execasresource
|
|
|
|
|
} bind def
|
|
|
|
|
|
|
|
|
|
% Define procedures for getting and setting the current device resolution.
|
|
|
|
|
|
|
|
|
|
/gsgetdeviceprop % <device> <propname> gsgetdeviceprop <value>
|
|
|
|
|
{ 2 copy mark exch //null .dicttomark .getdeviceparams
|
|
|
|
|
dup mark eq % if true, not found
|
|
|
|
|
{ pop dup /undefined signalerror }
|
|
|
|
|
{ 5 1 roll pop pop pop pop }
|
|
|
|
|
ifelse
|
|
|
|
|
} bind def
|
|
|
|
|
/gscurrentresolution % - gscurrentresolution <[xres yres]>
|
|
|
|
|
{ currentdevice /HWResolution gsgetdeviceprop
|
|
|
|
|
} bind def
|
|
|
|
|
/gssetresolution % <[xres yres]> gssetresolution -
|
|
|
|
|
{ 2 array astore mark exch /HWResolution exch
|
|
|
|
|
currentdevice copydevice putdeviceprops setdevice
|
|
|
|
|
} bind def
|
|
|
|
|
|
|
|
|
|
% Define auxiliary procedures needed for the above.
|
|
|
|
|
/shellarguments % -> shell_arguments true (or) false
|
|
|
|
|
{ /ARGUMENTS where
|
|
|
|
|
{ /ARGUMENTS get dup type /arraytype eq
|
|
|
|
|
{ aload pop /ARGUMENTS //null store true }
|
|
|
|
|
{ pop false }
|
|
|
|
|
ifelse }
|
|
|
|
|
{ false } ifelse
|
|
|
|
|
} bind def
|
|
|
|
|
/.confirm {
|
|
|
|
|
DISPLAYING NOPAUSE not TTYPAUSE or and {
|
|
|
|
|
% Print a message (unless NOPAGEPROMPT or NOPROMPT is true)
|
|
|
|
|
% and wait for the user to type something.
|
|
|
|
|
% If the user just types a newline, flush it.
|
|
|
|
|
NOPAGEPROMPT NOPROMPT or { pop } { print flush } ifelse
|
|
|
|
|
.confirmread
|
|
|
|
|
} {
|
|
|
|
|
pop
|
|
|
|
|
} ifelse
|
|
|
|
|
} bind def
|
|
|
|
|
/.confirmread {
|
|
|
|
|
TTYPAUSE {
|
|
|
|
|
(/dev/tty) (r) file dup read pop pop closefile
|
|
|
|
|
} {
|
|
|
|
|
.echo.mode false echo
|
|
|
|
|
(%stdin) (r) file dup read {
|
|
|
|
|
dup (\n) 0 get eq { pop pop } { unread } ifelse
|
|
|
|
|
} {
|
|
|
|
|
pop
|
|
|
|
|
} ifelse echo
|
|
|
|
|
} ifelse
|
|
|
|
|
} bind def
|
|
|
|
|
|
|
|
|
|
% Define the procedure used by .runfile, .runstdin and .runstring
|
|
|
|
|
% for executing user input.
|
|
|
|
|
% This is called with a procedure or executable file on the operand stack.
|
|
|
|
|
/.execute { % <obj> .execute <stopped>
|
|
|
|
|
stopped $error /newerror get and
|
|
|
|
|
{ /handleerror .systemvar exec flush true } { false } ifelse
|
|
|
|
|
} bind def
|
|
|
|
|
/execute { % <obj> execute -
|
|
|
|
|
.execute pop
|
|
|
|
|
} odef
|
|
|
|
|
% Define an execute analogue of runlibfile0.
|
|
|
|
|
/execute0 { % <obj> execute0 -
|
|
|
|
|
.execute { /execute0 cvx 1 .quit } if
|
|
|
|
|
} bind def
|
|
|
|
|
% Define the procedure that the C code uses for running files
|
|
|
|
|
% named on the command line.
|
|
|
|
|
/.runfile {
|
|
|
|
|
{ runlibfile } execute0
|
|
|
|
|
} def
|
|
|
|
|
% Define the procedure that the C code uses for running piped input.
|
|
|
|
|
% We don't use the obvious { (%stdin) run }, because we want the file to be
|
|
|
|
|
% reopened if a startjob does a restore.
|
|
|
|
|
/.runstdin {
|
|
|
|
|
{ { (%stdin) (r) file cvx } .runexec } execute0
|
|
|
|
|
} bind def
|
|
|
|
|
% Define the procedure that the C code uses for running commands
|
|
|
|
|
% given on the command line with -c. We turn the string into a file so that
|
|
|
|
|
% .runexec can do the right thing with a startjob.
|
|
|
|
|
/.runstring {
|
|
|
|
|
.currentglobal exch true .setglobal
|
|
|
|
|
0 () .subfiledecode
|
|
|
|
|
exch .setglobal cvx { .runexec } execute0
|
|
|
|
|
} bind def
|
|
|
|
|
% Define the procedure that the C code uses to set up for executing
|
|
|
|
|
% a string that may be received in pieces.
|
|
|
|
|
/.runstringbegin {
|
|
|
|
|
.currentglobal true .setglobal
|
|
|
|
|
{ .needinput } bind 0 () .subfiledecode
|
|
|
|
|
exch .setglobal cvx .runexec
|
|
|
|
|
} bind def
|
|
|
|
|
|
|
|
|
|
% Define a special version of runlibfile that aborts on errors.
|
|
|
|
|
/runlibfile0
|
|
|
|
|
{ cvlit dup /.currentfilename exch def
|
|
|
|
|
{ findlibfile not { stop } if }
|
|
|
|
|
stopped
|
|
|
|
|
{ (Can't find \(or open\) initialization file ) print
|
|
|
|
|
.currentfilename == flush /runlibfile0 cvx 1 .quit
|
|
|
|
|
} if
|
|
|
|
|
exch pop cvx stopped
|
|
|
|
|
{ (While reading ) print .currentfilename print (:\n) print flush
|
|
|
|
|
/handleerror .systemvar exec /runlibfile0 1 .quit
|
|
|
|
|
} if
|
|
|
|
|
} bind def
|
|
|
|
|
% Temporarily substitute it for the real runlibfile.
|
|
|
|
|
/.runlibfile /runlibfile load def
|
|
|
|
|
/runlibfile /runlibfile0 load def
|
|
|
|
|
|
|
|
|
|
% Create the error handling machinery.
|
|
|
|
|
% Define the standard error handlers.
|
|
|
|
|
% The interpreter has created the ErrorNames array.
|
|
|
|
|
/.unstoppederrorhandler % <command> <errorname> .unstoppederrorhandler -
|
|
|
|
|
{ % This is the handler that gets used for recursive errors,
|
|
|
|
|
% or errors outside the scope of a 'stopped'.
|
|
|
|
|
2 copy SHORTERRORS
|
|
|
|
|
{ (%%[ Error: ) print =only flush
|
|
|
|
|
(; OffendingCommand: ) print =only ( ]%%) =
|
|
|
|
|
}
|
|
|
|
|
{ (Unrecoverable error: ) print =only flush
|
|
|
|
|
( in ) print = flush
|
|
|
|
|
count 2 gt
|
|
|
|
|
{ (Operand stack:\n ) print
|
|
|
|
|
count 1 sub -1 2 { ( ) print index =only flush } for
|
|
|
|
|
() = flush
|
|
|
|
|
} if
|
|
|
|
|
}
|
|
|
|
|
ifelse
|
|
|
|
|
-1 0 1 //ErrorNames length 1 sub
|
|
|
|
|
{ dup //ErrorNames exch get 3 index eq
|
|
|
|
|
{ not exch pop exit } { pop } ifelse
|
|
|
|
|
}
|
|
|
|
|
for exch pop .quit
|
|
|
|
|
} bind def
|
|
|
|
|
/.errorhandler % <command> <errorname> .errorhandler -
|
|
|
|
|
{ % Detect an internal 'stopped'.
|
|
|
|
|
1 .instopped { //null eq { pop pop stop } if } if
|
|
|
|
|
(I) false .setdebug
|
|
|
|
|
$error /.inerror get 1 .instopped { pop } { pop true } ifelse
|
|
|
|
|
{ .unstoppederrorhandler
|
|
|
|
|
} if % detect error recursion
|
|
|
|
|
$error /globalmode .currentglobal false .setglobal put
|
|
|
|
|
$error /.inerror true put
|
|
|
|
|
$error /newerror true put
|
|
|
|
|
$error exch /errorname exch put
|
|
|
|
|
$error exch /command exch put
|
|
|
|
|
$error /recordstacks get $error /errorname get /VMerror ne and
|
|
|
|
|
{ % Attempt to store the stack contents atomically.
|
|
|
|
|
count array astore dup $error /ostack 4 -1 roll
|
|
|
|
|
% Grab the execstack, then remove to two elements that are from
|
|
|
|
|
% this error handler (not interesting).
|
|
|
|
|
countexecstack array execstack dup length 2 sub 0 exch getinterval
|
|
|
|
|
$error /estack 3 -1 roll
|
|
|
|
|
countdictstack array dictstack $error /dstack 3 -1 roll
|
|
|
|
|
put put put aload pop
|
|
|
|
|
}
|
|
|
|
|
{ $error /dstack .undef
|
|
|
|
|
$error /estack .undef
|
|
|
|
|
$error /ostack .undef
|
|
|
|
|
}
|
|
|
|
|
ifelse
|
|
|
|
|
$error /position currentfile status
|
|
|
|
|
{ currentfile { fileposition } .internalstopped { pop //null } if
|
|
|
|
|
}
|
|
|
|
|
{ % If this was a scanner error, the file is no longer current,
|
|
|
|
|
% but the command holds the file, which may still be open.
|
|
|
|
|
$error /command get dup type /filetype eq
|
|
|
|
|
{ { fileposition } .internalstopped { pop //null } if }
|
|
|
|
|
{ pop //null }
|
|
|
|
|
ifelse
|
|
|
|
|
}
|
|
|
|
|
ifelse put
|
|
|
|
|
% During initialization, we don't reset the allocation
|
|
|
|
|
% mode on errors.
|
|
|
|
|
$error /globalmode get $error /.nosetlocal get and .setglobal
|
|
|
|
|
$error /.inerror false put
|
|
|
|
|
stop
|
|
|
|
|
} bind def
|
|
|
|
|
% Define the standard handleerror. We break out the printing procedure
|
|
|
|
|
% (.printerror) so that it can be extended for binary output
|
|
|
|
|
% if the Level 2 facilities are present.
|
|
|
|
|
/.printerror
|
|
|
|
|
{ $error begin newerror
|
|
|
|
|
{
|
|
|
|
|
/command load errorname SHORTERRORS
|
|
|
|
|
{ (%%[ Error: ) print =only flush
|
|
|
|
|
(; OffendingCommand: ) print =only
|
|
|
|
|
errorinfo dup //null eq {
|
|
|
|
|
pop
|
|
|
|
|
} {
|
|
|
|
|
(;\nErrorInfo:) print
|
|
|
|
|
dup type /arraytype eq
|
|
|
|
|
{ { ( ) print =only } forall }
|
|
|
|
|
{ ( ) print =only }
|
|
|
|
|
ifelse
|
|
|
|
|
} ifelse
|
|
|
|
|
( ]%%) = flush
|
|
|
|
|
}
|
|
|
|
|
{ (Error: ) print ==only flush
|
|
|
|
|
( in ) print ==only flush
|
|
|
|
|
errorinfo dup //null eq {
|
|
|
|
|
pop
|
|
|
|
|
} {
|
|
|
|
|
(\nAdditional information: ) print ==only flush
|
|
|
|
|
} ifelse
|
|
|
|
|
.printerror_long
|
|
|
|
|
}
|
|
|
|
|
ifelse
|
|
|
|
|
.clearerror flush
|
|
|
|
|
}
|
|
|
|
|
{ % newerror is false, test to see if user has set handleerror to a different
|
|
|
|
|
% routine, if so execute it, otherwise, just return. This code deals with the
|
|
|
|
|
% Genoa issue of setting /handleerror, and then calling it, without an error
|
|
|
|
|
% being set. We were erroring in this case, due to /command load failing.
|
|
|
|
|
|
|
|
|
|
/errordict .systemvar dup /handleerror get exch
|
|
|
|
|
//JOBSERVER { /.GShandleerror } { /handleerror } ifelse
|
|
|
|
|
get ne
|
|
|
|
|
{ /errordict .systemvar begin /handleerror load .internalstopped pop end
|
|
|
|
|
}
|
|
|
|
|
if
|
|
|
|
|
}
|
|
|
|
|
ifelse % newerror
|
|
|
|
|
end
|
|
|
|
|
flush
|
|
|
|
|
} bind def
|
|
|
|
|
/.printerror_long % long error printout,
|
|
|
|
|
% $error is on the dict stack
|
|
|
|
|
{ % Push the (anonymous) stack printing procedure.
|
|
|
|
|
% <heading> <==flag> <override-name> <stackname> proc
|
|
|
|
|
{
|
|
|
|
|
currentdict exch .knownget % stackname defined in $error?
|
|
|
|
|
{
|
|
|
|
|
4 1 roll % stack: <stack> <head> <==flag> <over>
|
|
|
|
|
/errordict .systemvar exch .knownget % overridename defined?
|
|
|
|
|
{
|
|
|
|
|
exch pop exch pop exec % call override with <stack>
|
|
|
|
|
}
|
|
|
|
|
{
|
|
|
|
|
exch print exch % print heading. stack <==flag> <stack>
|
|
|
|
|
1 index not { () = } if
|
|
|
|
|
{ 1 index { (\n ) } { ( ) } ifelse print
|
|
|
|
|
dup type /dicttype eq
|
|
|
|
|
{
|
|
|
|
|
(--dict:) print
|
|
|
|
|
dup rcheck {
|
|
|
|
|
dup length =only (/) print dup maxlength =only
|
|
|
|
|
dup wcheck not { ((ro)) print } if
|
|
|
|
|
} if
|
|
|
|
|
/gcheck where {
|
|
|
|
|
pop gcheck { ((G)) } { ((L)) } ifelse print
|
|
|
|
|
} {
|
|
|
|
|
pop
|
|
|
|
|
} ifelse (--) print
|
|
|
|
|
}
|
|
|
|
|
{
|
|
|
|
|
dup type /stringtype eq 2 index or
|
|
|
|
|
{ ==only } { =only } ifelse
|
|
|
|
|
} ifelse
|
|
|
|
|
} forall
|
|
|
|
|
pop
|
|
|
|
|
}
|
|
|
|
|
ifelse % overridden
|
|
|
|
|
}
|
|
|
|
|
{ pop pop pop
|
|
|
|
|
}
|
|
|
|
|
ifelse % stack known
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
(\nOperand stack:) OSTACKPRINT /.printostack /ostack 4 index exec
|
|
|
|
|
(\nExecution stack:) ESTACKPRINT /.printestack /estack 4 index exec
|
|
|
|
|
(\nBacktrace:) true /.printbacktrace /backtrace 4 index exec
|
|
|
|
|
(\nDictionary stack:) false /.printdstack /dstack 4 index exec
|
|
|
|
|
() =
|
|
|
|
|
pop % printing procedure
|
|
|
|
|
|
|
|
|
|
errorname /VMerror eq
|
|
|
|
|
{ (VM status:) print mark vmstatus
|
|
|
|
|
counttomark { ( ) print counttomark -1 roll dup =only } repeat
|
|
|
|
|
cleartomark () =
|
|
|
|
|
} if
|
|
|
|
|
|
|
|
|
|
.languagelevel 2 ge
|
|
|
|
|
{ (Current allocation mode is ) print
|
|
|
|
|
globalmode { (global\n) } { (local\n) } ifelse print
|
|
|
|
|
} if
|
|
|
|
|
|
|
|
|
|
.oserrno dup 0 ne
|
|
|
|
|
{ (Last OS error: ) print
|
|
|
|
|
errorname /VMerror ne
|
|
|
|
|
{ dup .oserrorstring { = pop } { = } ifelse }
|
|
|
|
|
{ = }
|
|
|
|
|
ifelse
|
|
|
|
|
}
|
|
|
|
|
{ pop
|
|
|
|
|
}
|
|
|
|
|
ifelse
|
|
|
|
|
|
|
|
|
|
position //null ne
|
|
|
|
|
{ (Current file position is ) print position = }
|
|
|
|
|
if
|
|
|
|
|
|
|
|
|
|
} bind def
|
|
|
|
|
% Define a procedure for clearing the error indication.
|
|
|
|
|
/.clearerror
|
|
|
|
|
{ $error /newerror false put
|
|
|
|
|
$error /errorname //null put
|
|
|
|
|
$error /errorinfo //null put
|
|
|
|
|
0 .setoserrno
|
|
|
|
|
} bind def
|
|
|
|
|
|
|
|
|
|
% Define $error. This must be in local VM.
|
|
|
|
|
.currentglobal false .setglobal
|
|
|
|
|
/$error 40 dict .forcedef % $error is local, systemdict is global
|
|
|
|
|
% newerror, errorname, command, errorinfo,
|
|
|
|
|
% ostack, estack, dstack, recordstacks,
|
|
|
|
|
% binary, globalmode,
|
|
|
|
|
% .inerror, .nosetlocal, position,
|
|
|
|
|
% plus extra space for badly designed error handers.
|
|
|
|
|
$error begin
|
|
|
|
|
/newerror false def
|
|
|
|
|
/recordstacks true def
|
|
|
|
|
/binary false def
|
|
|
|
|
/globalmode .currentglobal def
|
|
|
|
|
/.inerror false def
|
|
|
|
|
/.nosetlocal true def
|
|
|
|
|
/position //null def
|
|
|
|
|
end
|
|
|
|
|
% Define errordict similarly. It has one entry per error name,
|
|
|
|
|
% plus handleerror. However, some astonishingly badly written PostScript
|
|
|
|
|
% files require it to have at least one empty slot.
|
|
|
|
|
/errordict ErrorNames length 3 add dict
|
|
|
|
|
.forcedef % errordict is local, systemdict is global
|
|
|
|
|
.setglobal % contents of errordict are global
|
|
|
|
|
errordict begin
|
|
|
|
|
ErrorNames
|
|
|
|
|
{ mark 1 index systemdict /.errorhandler get /exec load .packtomark cvx def
|
|
|
|
|
} forall
|
|
|
|
|
% The handlers for interrupt and timeout are special; there is no
|
|
|
|
|
% 'current object', so they push their own name.
|
|
|
|
|
{ /interrupt /timeout }
|
|
|
|
|
{ mark 1 index dup systemdict /.errorhandler get /exec load .packtomark cvx def
|
|
|
|
|
} forall
|
|
|
|
|
/handleerror % this key is 'well known' and some PS may redefine it
|
|
|
|
|
{ /.printerror .systemvar exec
|
|
|
|
|
} bind def
|
|
|
|
|
% a private entry that we will always use under JOBSERVER mode
|
|
|
|
|
/.GShandleerror
|
|
|
|
|
{ /.printerror .systemvar exec
|
|
|
|
|
} bind def
|
|
|
|
|
|
|
|
|
|
end
|
|
|
|
|
|
|
|
|
|
% Define the [write]==[only] procedures.
|
|
|
|
|
/.dict 8 dict dup
|
|
|
|
|
begin def
|
|
|
|
|
/.cvp {1 index exch 1 .writecvp} bind def
|
|
|
|
|
/.p {1 index exch writestring} bind def
|
|
|
|
|
/.p1 {2 index exch writestring} bind def
|
|
|
|
|
/.p2 {3 index exch writestring} bind def
|
|
|
|
|
/.print
|
|
|
|
|
{ dup type .dict exch .knownget { exec } { .cvp } ifelse
|
|
|
|
|
} bind def
|
|
|
|
|
/arraytype
|
|
|
|
|
{dup rcheck
|
|
|
|
|
{() exch dup xcheck
|
|
|
|
|
{({) .p2
|
|
|
|
|
{exch .p1
|
|
|
|
|
1 index exch .print pop ( )} forall
|
|
|
|
|
(})}
|
|
|
|
|
{([) .p2
|
|
|
|
|
{exch .p1
|
|
|
|
|
1 index exch .print pop ( )} forall
|
|
|
|
|
(])}
|
|
|
|
|
ifelse exch pop .p}
|
|
|
|
|
{.cvp}
|
|
|
|
|
ifelse} bind def
|
|
|
|
|
/packedarraytype /arraytype load def
|
|
|
|
|
{//.dict begin .print pop end}
|
|
|
|
|
bind
|
|
|
|
|
end
|
|
|
|
|
|
|
|
|
|
/write==only exch def
|
|
|
|
|
/write== {1 index exch write==only (\n) writestring} bind def
|
|
|
|
|
/==only { (%stdout) (w) file exch write==only } bind def
|
|
|
|
|
/== {==only (\n) print} bind def
|
|
|
|
|
|
|
|
|
|
% Define [write]===[only], an extension that prints dictionaries
|
|
|
|
|
% in readable form and doesn't truncate strings.
|
|
|
|
|
/.dict /write==only load 0 get dup length 2 add dict .copydict dup
|
|
|
|
|
begin def
|
|
|
|
|
/dicttype
|
|
|
|
|
{ dup rcheck
|
|
|
|
|
{ (<< ) .p1
|
|
|
|
|
{ 2 index 3 -1 roll .print pop ( ) .p1
|
|
|
|
|
1 index exch .print pop ( ) .p
|
|
|
|
|
}
|
|
|
|
|
forall (>>) .p
|
|
|
|
|
}
|
|
|
|
|
{ .cvp
|
|
|
|
|
}
|
|
|
|
|
ifelse
|
|
|
|
|
} bind def
|
|
|
|
|
/stringtype
|
|
|
|
|
{ 1 index exch 2 .writecvp
|
|
|
|
|
} bind def
|
|
|
|
|
|
|
|
|
|
{//.dict begin .print pop end}
|
|
|
|
|
bind
|
|
|
|
|
end
|
|
|
|
|
|
|
|
|
|
/write===only exch def
|
|
|
|
|
/write=== {1 index exch write===only (\n) writestring} bind def
|
|
|
|
|
/===only { (%stdout) (w) file exch write===only } bind def
|
|
|
|
|
/=== { ===only (\n) print } bind def
|
|
|
|
|
|
|
|
|
|
% Create the initialization queue.
|
|
|
|
|
|
|
|
|
|
/.delayed_init_queue 10 dict def
|
|
|
|
|
|
|
|
|
|
/.schedule_init % <priority> <proc> .schedule_init -
|
|
|
|
|
{
|
|
|
|
|
//.delayed_init_queue 2 index known {
|
|
|
|
|
(.delayed_init_queue priority conflict with ) print 1 index =
|
|
|
|
|
/.schedule_init cvx /configurationerror signalerror
|
|
|
|
|
} if
|
|
|
|
|
//.delayed_init_queue 3 1 roll .growput
|
|
|
|
|
} bind def
|
|
|
|
|
|
|
|
|
|
/.execute_schedulled_inits % - .execute_schedulled_inits -
|
|
|
|
|
{
|
|
|
|
|
{ 0 //null //.delayed_init_queue { % maxp {} p {}
|
|
|
|
|
3 index 2 index lt {
|
|
|
|
|
4 2 roll
|
|
|
|
|
} if
|
|
|
|
|
pop pop
|
|
|
|
|
} forall
|
|
|
|
|
exch //.delayed_init_queue exch undef
|
|
|
|
|
dup //null eq {
|
|
|
|
|
pop exit
|
|
|
|
|
} if
|
|
|
|
|
exec
|
|
|
|
|
} loop
|
|
|
|
|
} bind def
|
|
|
|
|
|
|
|
|
|
(END PROCS) VMDEBUG
|
|
|
|
|
|
|
|
|
|
% Define the font directory.
|
|
|
|
|
/FontDirectory false .setglobal 100 dict true .setglobal
|
|
|
|
|
.forcedef % FontDirectory is local, systemdict is global
|
|
|
|
|
|
|
|
|
|
% Define the encoding dictionary.
|
|
|
|
|
/EncodingDirectory 16 dict def % enough for Level 2 + PDF standard encodings
|
|
|
|
|
|
|
|
|
|
% Define .findencoding. (This is redefined in Level 2.)
|
|
|
|
|
/.findencoding
|
|
|
|
|
{ //EncodingDirectory exch get exec
|
|
|
|
|
} bind def
|
|
|
|
|
/.defineencoding
|
|
|
|
|
{ //EncodingDirectory 3 1 roll put
|
|
|
|
|
} bind def
|
|
|
|
|
% If we've got the composite font extensions, define findencoding.
|
|
|
|
|
% To satisfy the Genoa FTS, findencoding must be a procedure, not an operator.
|
|
|
|
|
/rootfont where { pop /findencoding { .findencoding } def } if
|
|
|
|
|
|
|
|
|
|
% Define .registerencoding.
|
|
|
|
|
% NOTE: This procedure no longer does anything, but it must continue to
|
|
|
|
|
% exist for the sake of toolbin/encs2c.ps.
|
|
|
|
|
/.registerencoding { % <index> <array> .registerencoding -
|
|
|
|
|
pop pop
|
|
|
|
|
} bind odef
|
|
|
|
|
|
|
|
|
|
% Load StandardEncoding.
|
|
|
|
|
%% Replace 1 (gs_std_e.ps)
|
|
|
|
|
(gs_std_e.ps) dup runlibfile VMDEBUG
|
|
|
|
|
|
|
|
|
|
% Load ISOLatin1Encoding.
|
|
|
|
|
%% Replace 1 (gs_il1_e.ps)
|
|
|
|
|
(gs_il1_e.ps) dup runlibfile VMDEBUG
|
|
|
|
|
|
|
|
|
|
% Define stubs for the Symbol and Dingbats encodings.
|
|
|
|
|
% Note that the first element of the procedure must be the file name,
|
|
|
|
|
% since gs_lev2.ps extracts it to set up the Encoding resource category.
|
|
|
|
|
|
|
|
|
|
/SymbolEncoding { /SymbolEncoding .findencoding } bind def
|
|
|
|
|
%% Replace 3 (gs_sym_e.ps)
|
|
|
|
|
EncodingDirectory /SymbolEncoding
|
|
|
|
|
{ (gs_sym_e.ps) //systemdict begin runlibfile SymbolEncoding end }
|
|
|
|
|
bind put
|
|
|
|
|
|
|
|
|
|
/DingbatsEncoding { /DingbatsEncoding .findencoding } bind def
|
|
|
|
|
%% Replace 3 (gs_dbt_e.ps)
|
|
|
|
|
EncodingDirectory /DingbatsEncoding
|
|
|
|
|
{ (gs_dbt_e.ps) //systemdict begin runlibfile DingbatsEncoding end }
|
|
|
|
|
bind put
|
|
|
|
|
|
|
|
|
|
(END FONTDIR/ENCS) VMDEBUG
|
|
|
|
|
|
|
|
|
|
% Construct a dictionary of all available devices.
|
|
|
|
|
% These are (read-only) device prototypes that can't be
|
|
|
|
|
% installed or have their parameters changed. For this reason,
|
|
|
|
|
% the value in the dictionary is actually a 2-element writable array,
|
|
|
|
|
% to allow us to create a default instance of the prototype on demand.
|
|
|
|
|
|
|
|
|
|
% Loop until the .getdevice gets a rangecheck.
|
|
|
|
|
errordict /rangecheck 2 copy get
|
|
|
|
|
errordict /rangecheck { pop stop } put % pop the command
|
|
|
|
|
0 { {dup .getdevice exch 1 add} loop} .internalstopped pop
|
|
|
|
|
1 add dict /devicedict 1 index def
|
|
|
|
|
begin % 2nd copy of count is on stack
|
|
|
|
|
{ dup .devicename exch
|
|
|
|
|
dup wcheck { dup } { //null } ifelse 2 array astore def
|
|
|
|
|
} repeat
|
|
|
|
|
end
|
|
|
|
|
put % errordict /rangecheck
|
|
|
|
|
.clearerror
|
|
|
|
|
/devicenames devicedict { pop } forall devicedict length packedarray def
|
|
|
|
|
|
|
|
|
|
% Determine the default device.
|
|
|
|
|
/defaultdevice DISPLAYING
|
|
|
|
|
{ systemdict /DEVICE .knownget
|
|
|
|
|
{ devicedict 1 index known not
|
|
|
|
|
{ (Unknown device: ) print =
|
|
|
|
|
flush /defaultdevice cvx 1 .quit
|
|
|
|
|
}
|
|
|
|
|
if
|
|
|
|
|
}
|
|
|
|
|
{ 0 .getdevice .devicename
|
|
|
|
|
}
|
|
|
|
|
ifelse
|
|
|
|
|
}
|
|
|
|
|
{ /nullpage
|
|
|
|
|
}
|
|
|
|
|
ifelse
|
|
|
|
|
/.defaultdevicename 1 index def
|
|
|
|
|
finddevice % make a copy
|
|
|
|
|
def
|
|
|
|
|
devicedict /Default devicedict .defaultdevicename get put
|
|
|
|
|
|
|
|
|
|
(END DEVS) VMDEBUG
|
|
|
|
|
|
|
|
|
|
% Define statusdict, for the benefit of programs
|
|
|
|
|
% that think they are running on a LaserWriter or similar printer.
|
|
|
|
|
%% Replace 1 (gs_statd.ps)
|
|
|
|
|
(gs_statd.ps) runlibfile
|
|
|
|
|
|
|
|
|
|
(END STATD) VMDEBUG
|
|
|
|
|
|
|
|
|
|
% Load the standard font environment.
|
|
|
|
|
%% Replace 1 (gs_fonts.ps)
|
|
|
|
|
(gs_fonts.ps) runlibfile
|
|
|
|
|
|
|
|
|
|
(END GS_FONTS) VMDEBUG
|
|
|
|
|
|
|
|
|
|
% Define the default halftone screen and BG/UCR functions now, so that
|
|
|
|
|
% it will bind in the original definitions of set[color]screen.
|
|
|
|
|
% We make this a procedure so we can call it again when switching devices.
|
|
|
|
|
|
|
|
|
|
% Use an ordered dither for low-resolution devices.
|
|
|
|
|
/.setloreshalftone { % <dpi> .setloreshalftone -
|
|
|
|
|
% The following 'ordered dither' spot function was contributed by
|
|
|
|
|
% Gregg Townsend. Thanks, Gregg!
|
|
|
|
|
16.001 div 0 % not 16: avoids rounding problems
|
|
|
|
|
{ 1 add 7.9999 mul cvi exch 1 add 7.9999 mul cvi 16 mul add <
|
|
|
|
|
0E 8E 2E AE 06 86 26 A6 0C 8C 2C AC 04 84 24 A4
|
|
|
|
|
CE 4E EE 6E C6 46 E6 66 CC 4C EC 6C C4 44 E4 64
|
|
|
|
|
3E BE 1E 9E 36 B6 16 96 3C BC 1C 9C 34 B4 14 94
|
|
|
|
|
FE 7E DE 5E F6 76 D6 56 FC 7C DC 5C F4 74 D4 54
|
|
|
|
|
01 81 21 A1 09 89 29 A9 03 83 23 A3 0B 8B 2B AB
|
|
|
|
|
C1 41 E1 61 C9 49 E9 69 C3 43 E3 63 CB 4B EB 6B
|
|
|
|
|
31 B1 11 91 39 B9 19 99 33 B3 13 93 3B BB 1B 9B
|
|
|
|
|
F1 71 D1 51 F9 79 D9 59 F3 73 D3 53 FB 7B DB 5B
|
|
|
|
|
0D 8D 2D AD 05 85 25 A5 0F 8F 2F AF 07 87 27 A7
|
|
|
|
|
CD 4D ED 6D C5 45 E5 65 CF 4F EF 6F C7 47 E7 67
|
|
|
|
|
3D BD 1D 9D 35 B5 15 95 3F BF 1F 9F 37 B7 17 97
|
|
|
|
|
FD 7D DD 5D F5 75 D5 55 FF 7F DF 5F F7 77 D7 57
|
|
|
|
|
02 82 22 A2 0A 8A 2A AA 00 80 20 A0 08 88 28 A8
|
|
|
|
|
C2 42 E2 62 CA 4A EA 6A C0 40 E0 60 C8 48 E8 68
|
|
|
|
|
32 B2 12 92 3A BA 1A 9A 30 B0 10 90 38 B8 18 98
|
|
|
|
|
F2 72 D2 52 FA 7A DA 5A F0 70 D0 50 F8 78 D8 58
|
|
|
|
|
> exch get 256 div
|
|
|
|
|
}
|
|
|
|
|
bind
|
|
|
|
|
% Use correct, per-plane screens for CMYK devices only.
|
|
|
|
|
//systemdict /setcolorscreen known processcolors 4 eq and
|
|
|
|
|
{ 3 copy 6 copy //setcolorscreen }
|
|
|
|
|
{ //setscreen }
|
|
|
|
|
ifelse
|
|
|
|
|
} bind def
|
|
|
|
|
/.setloresscreen { % <dpi> .setloresscreen -
|
|
|
|
|
.setloreshalftone
|
|
|
|
|
0 array cvx settransfer % Genoa CET won't accept a packed array!
|
|
|
|
|
/setstrokeadjust where { pop true setstrokeadjust } if
|
|
|
|
|
} bind def
|
|
|
|
|
% Use a 45-degree spot screen for high-resolution devices.
|
|
|
|
|
/.sethireshalftone { % <dpi> .sethireshalftone <doscreen>
|
|
|
|
|
% According to information published by Hewlett-Packard,
|
|
|
|
|
% they use a 60 line screen on 300 DPI printers and
|
|
|
|
|
% an 85 line screen on 600 DPI printers.
|
|
|
|
|
% However, we use a 106 line screen, which produces smoother-
|
|
|
|
|
% looking shades but fewer of them (32 vs. 50).
|
|
|
|
|
% 46 was suggested as a good frequency value for printers
|
|
|
|
|
% between 200 and 400 DPI, so we use it for lower resolutions.
|
|
|
|
|
% Imagesetters need even higher frequency screens.
|
|
|
|
|
//systemdict /DITHERPPI known
|
|
|
|
|
{ DITHERPPI
|
|
|
|
|
}
|
|
|
|
|
{ dup cvi 100 idiv 15 .min
|
|
|
|
|
{//null 46 46 60 60 60 106 106 106 106 133 133 133 133 133 150}
|
|
|
|
|
exch get
|
|
|
|
|
}
|
|
|
|
|
ifelse
|
|
|
|
|
1 index 4.01 div .min % at least a 4x4 cell
|
|
|
|
|
45
|
|
|
|
|
% The following screen algorithm is used by permission of the author.
|
|
|
|
|
{ 1 add 180 mul cos 1 0.08 add mul exch 2 add 180 mul cos
|
|
|
|
|
1 0.08 sub mul add 2 div % (C) 1989 Berthold K.P. Horn
|
|
|
|
|
}
|
|
|
|
|
bind
|
|
|
|
|
% Determine whether we have lots of process colors.
|
|
|
|
|
% If so, don't bother with color screening or gamma correction.
|
|
|
|
|
% Also don't do gamma correction on very high-resolution devices.
|
|
|
|
|
% (This should depend on dot gain, not resolution, but we don't
|
|
|
|
|
% currently have a way to determine this.) Ignore missing components
|
|
|
|
|
% (*Values = 1).
|
|
|
|
|
currentdevice mark
|
|
|
|
|
/RedValues 0 /GreenValues 0 /BlueValues 0 /GrayValues 0
|
|
|
|
|
.dicttomark .getdeviceparams
|
|
|
|
|
counttomark 2 idiv 1 sub
|
|
|
|
|
{ exch pop dup 1 le
|
|
|
|
|
{ pop }
|
|
|
|
|
{ exch dup 1 le
|
|
|
|
|
{ pop }
|
|
|
|
|
{ .min }
|
|
|
|
|
ifelse
|
|
|
|
|
}
|
|
|
|
|
ifelse
|
|
|
|
|
}
|
|
|
|
|
repeat
|
|
|
|
|
exch pop exch pop 32 lt 4 index 800 lt and 5 1 roll
|
|
|
|
|
% Stack: doscreen dpi freq angle proc
|
|
|
|
|
% Ghostscript currently doesn't use correct, per-plane halftones
|
|
|
|
|
% unless setcolorscreen has been executed. Since these are
|
|
|
|
|
% computationally much more expensive than binary halftones,
|
|
|
|
|
% we check to make sure they are really warranted, i.e., we have
|
|
|
|
|
% a high-resolution CMYK device (i.e., not a display) with
|
|
|
|
|
% fewer than 5 bits per plane (i.e., not a true-color device).
|
|
|
|
|
4 -1 roll 150 ge
|
|
|
|
|
{ /setcolorscreen where
|
|
|
|
|
{ pop //systemdict /COLORSCREEN known
|
|
|
|
|
{ COLORSCREEN }
|
|
|
|
|
{ 3 index }
|
|
|
|
|
ifelse
|
|
|
|
|
dup false ne
|
|
|
|
|
{ 4 1 roll 3 copy 6 copy 13 -1 roll
|
|
|
|
|
% For really high-quality screening on printers, we need to
|
|
|
|
|
% give each plane its own screen angle. Unfortunately,
|
|
|
|
|
% this currently has very large space and time costs.
|
|
|
|
|
true eq % true => different angles,
|
|
|
|
|
% 0 => same angles
|
|
|
|
|
{ { 45 90 15 75 } { 3 1 roll exch pop 12 3 roll } forall
|
|
|
|
|
}
|
|
|
|
|
if //setcolorscreen
|
|
|
|
|
}
|
|
|
|
|
{ pop //setscreen % false => single binary screen
|
|
|
|
|
}
|
|
|
|
|
ifelse
|
|
|
|
|
}
|
|
|
|
|
{ //setscreen % setcolorscreen not known
|
|
|
|
|
}
|
|
|
|
|
ifelse
|
|
|
|
|
}
|
|
|
|
|
{ //setscreen % not high resolution
|
|
|
|
|
}
|
|
|
|
|
ifelse
|
|
|
|
|
} bind def
|
|
|
|
|
/.sethiresscreen { % <dpi> .sethiresscreen
|
|
|
|
|
.sethireshalftone % pushes true if a screen halftone used
|
|
|
|
|
% Stack: doscree
|
|
|
|
|
{
|
|
|
|
|
% Set the transfer function to lighten up the grays.
|
|
|
|
|
% Parameter values closer to 1 are better for devices with
|
|
|
|
|
% less dot spreading; lower values are better with more spreading.
|
|
|
|
|
% The value 0.8 is a compromise that will probably please no one!
|
|
|
|
|
%
|
|
|
|
|
% Because of a bug in FrameMaker, we have to accept operands
|
|
|
|
|
% outside the valid range of [0..1].
|
|
|
|
|
{
|
|
|
|
|
dup dup 0.0 gt exch 1.0 lt and
|
|
|
|
|
{
|
|
|
|
|
0.8 exp
|
|
|
|
|
}
|
|
|
|
|
if
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
{
|
|
|
|
|
% Set the transfer function to the identity.
|
|
|
|
|
0 array cvx % Genoa CET won't accept a packed array!
|
|
|
|
|
}
|
|
|
|
|
ifelse
|
|
|
|
|
settransfer
|
|
|
|
|
/setstrokeadjust where
|
|
|
|
|
{ pop false setstrokeadjust }
|
|
|
|
|
if
|
|
|
|
|
|
|
|
|
|
% Increase fill adjustment so that we effectively use Adobe's
|
|
|
|
|
% any-part-of-pixel rule.
|
|
|
|
|
0.5 .setfilladjust
|
|
|
|
|
} bind def
|
|
|
|
|
% Set the default screen and BG/UCR.
|
|
|
|
|
/.setdefaultbgucr {
|
|
|
|
|
systemdict /setblackgeneration known {
|
|
|
|
|
{ pop 0 } dup setblackgeneration setundercolorremoval
|
|
|
|
|
} if
|
|
|
|
|
} bind def
|
|
|
|
|
/.useloresscreen { % - .useloresscreen <bool>
|
|
|
|
|
% Compute min(|dpi x|,|dpi y|) as the definition of the resolution.
|
|
|
|
|
72 72 matrix defaultmatrix dtransform abs exch abs .min
|
|
|
|
|
dup 150 lt //systemdict /DITHERPPI known not and
|
|
|
|
|
} bind def
|
|
|
|
|
|
|
|
|
|
% The following implementation uses LL2 extensions, but only in stopped
|
|
|
|
|
% contexts so that with LL1, the .set??reshalftone will be used.
|
|
|
|
|
%
|
|
|
|
|
% - .getdefaulthalftone <halftonedict> true if default found
|
|
|
|
|
% false
|
|
|
|
|
/.getdefaulthalftone {
|
|
|
|
|
% try the device to see if it has a default halftone
|
|
|
|
|
{ currentdevice /HalftoneDefault gsgetdeviceprop } .internalstopped
|
|
|
|
|
{ pop pop false } % no device property
|
|
|
|
|
{ dup type /dicttype eq { true } { pop false } ifelse }
|
|
|
|
|
ifelse
|
|
|
|
|
% stack: <halftonedict> true if default found
|
|
|
|
|
% false not found
|
|
|
|
|
dup not
|
|
|
|
|
{ % device did not provide a default, try Resource
|
|
|
|
|
pop { /Default /Halftone /findresource .systemvar exec } .internalstopped
|
|
|
|
|
{ pop pop false } { true } ifelse
|
|
|
|
|
}
|
|
|
|
|
if
|
|
|
|
|
} bind def
|
|
|
|
|
|
|
|
|
|
/.setdefaulthalftone {
|
|
|
|
|
.getdefaulthalftone
|
|
|
|
|
{ sethalftone }
|
|
|
|
|
{ % default not found
|
|
|
|
|
.useloresscreen { .setloreshalftone } { .sethireshalftone pop } ifelse
|
|
|
|
|
}
|
|
|
|
|
ifelse
|
|
|
|
|
} bind def
|
|
|
|
|
|
|
|
|
|
/.setdefaultscreen {
|
|
|
|
|
.useloresscreen { .setloresscreen } { .sethiresscreen } ifelse
|
|
|
|
|
.setdefaultbgucr
|
|
|
|
|
} bind def
|
|
|
|
|
|
|
|
|
|
% Load basic color support
|
|
|
|
|
%% Replace 1 (gs_cspace.ps)
|
|
|
|
|
(gs_cspace.ps) runlibfile
|
|
|
|
|
|
|
|
|
|
(END BASIC COLOR) VMDEBUG
|
|
|
|
|
|
|
|
|
|
%% Replace 1 (gs_devcs.ps)
|
|
|
|
|
(gs_devcs.ps) runlibfile
|
|
|
|
|
|
|
|
|
|
(END LEVEL 1 COLOR) VMDEBUG
|
|
|
|
|
|
|
|
|
|
% Load image support
|
|
|
|
|
%% Replace 1 (gs_img.ps)
|
|
|
|
|
(gs_img.ps) runlibfile
|
|
|
|
|
|
|
|
|
|
(END IMAGE) VMDEBUG
|
|
|
|
|
|
|
|
|
|
% Auxiliary procedures for generating file name templates.
|
|
|
|
|
|
|
|
|
|
% Convert a path name into a string suitable for filenameforall
|
|
|
|
|
% For example: (a\\b*?c) to (a\\\\b\\*\\?c)
|
|
|
|
|
/.makepathtemplate { % str1 -- str2
|
|
|
|
|
dup length dup add string 0 % result string up to twice the size
|
|
|
|
|
0 1 4 index length 1 sub {
|
|
|
|
|
3 index exch get
|
|
|
|
|
dup 92 eq { % \ -> \\
|
|
|
|
|
2 index 2 index 92
|
|
|
|
|
put
|
|
|
|
|
exch 1 add exch
|
|
|
|
|
}
|
|
|
|
|
if
|
|
|
|
|
dup 42 eq { % * -> \*
|
|
|
|
|
2 index 2 index 92
|
|
|
|
|
put
|
|
|
|
|
exch 1 add exch
|
|
|
|
|
}
|
|
|
|
|
if
|
|
|
|
|
dup 63 eq { % ? -> \?
|
|
|
|
|
2 index 2 index 92
|
|
|
|
|
put
|
|
|
|
|
exch 1 add exch
|
|
|
|
|
}
|
|
|
|
|
if
|
|
|
|
|
2 index 2 index 3 -1 roll put 1 add
|
|
|
|
|
} for
|
|
|
|
|
0 exch getinterval exch pop
|
|
|
|
|
} bind def
|
|
|
|
|
|
|
|
|
|
% <dir_list> <template> .generate_dir_list_templates <t1> ... <tN>
|
|
|
|
|
%
|
|
|
|
|
% Generates various valid templates combining a directory list with a given template.
|
|
|
|
|
%
|
|
|
|
|
% Example1 (DOS, Windows) :
|
|
|
|
|
% [(/gs/lib) (/gs/Resource/) (\gs8.00\Resource)] (*/*) -->
|
|
|
|
|
% (/gs/lib/*/*) (/gs/Resource/*/*) (\\gs8.00\\Resource/*/*)
|
|
|
|
|
%
|
|
|
|
|
% Example2 (OpenVMS) :
|
|
|
|
|
% [(gs:[lib]) (gs:[Resource]) (gs800:[Resource)] (*]*) -->
|
|
|
|
|
% ((gs:[lib.*]*) [gs:[Resource.*]*) ([gs800:[Resource.*]*)
|
|
|
|
|
%
|
|
|
|
|
/.generate_dir_list_templates
|
|
|
|
|
{ % [dl] (templ)
|
|
|
|
|
% We need to convert paths into templates,
|
|
|
|
|
% because it can include '\' on DOS.
|
|
|
|
|
% In same time, the <template> must not convert,
|
|
|
|
|
% because it is already a template.
|
|
|
|
|
% Besides that, we cannot combine template using .file_name_combine,
|
|
|
|
|
% because template syntax breaks the platform path syntax.
|
|
|
|
|
% To resolve this, we first convert the <template> into
|
|
|
|
|
% a fake filename, and combine it with path,
|
|
|
|
|
% obtaining a correct separator. Then we replace
|
|
|
|
|
% the fake file name with the given template.
|
|
|
|
|
%
|
|
|
|
|
|
|
|
|
|
% Create the fake file name :
|
|
|
|
|
dup dup length string copy % [dl] (templ) (ffn)
|
|
|
|
|
(*) 0 get (?) 0 get (\\) 0 get (x) 0 get 0 0 % [dl] (templ) (ffn) * ? \ x i j
|
|
|
|
|
{ 1 index 7 index length ge { exit } if
|
|
|
|
|
6 index 2 index get % [dl] (templ) (ffn) * ? \ x i j c
|
|
|
|
|
dup 7 index eq % [dl] (templ) (ffn) * ? \ x i j c bool
|
|
|
|
|
1 index 7 index eq or { % *?
|
|
|
|
|
pop 2 index
|
|
|
|
|
} if % [dl] (templ) (ffn) * ? \ x i j C
|
|
|
|
|
dup 5 index eq { % \
|
|
|
|
|
3 2 roll 1 add 3 1 roll % [dl] (templ) (ffn) * ? \ x i' j C
|
|
|
|
|
2 index 8 index length ge { pop exit } if
|
|
|
|
|
pop 6 index 2 index get % [dl] (templ) (ffn) * ? \ x i' j C'
|
|
|
|
|
} if
|
|
|
|
|
7 index 2 index 3 2 roll put % [dl] (templ) (ffn) * ? \ x i' j
|
|
|
|
|
1 add exch 1 add exch % [dl] (templ) (ffn) * ? \ x i'' j'
|
|
|
|
|
} loop % [dl] (templ) (ffn) * ? \ x i j
|
|
|
|
|
6 1 roll pop % [dl] (templ) (ffn) j * ? \ x
|
|
|
|
|
exch pop exch pop exch pop exch % [dl] (templ) (ffn) x j
|
|
|
|
|
{ dup 3 index length ge { exit } if
|
|
|
|
|
3 copy exch put
|
|
|
|
|
1 add
|
|
|
|
|
} loop
|
|
|
|
|
pop pop % [dl] (templ) (ffn)
|
|
|
|
|
|
|
|
|
|
% An internal procedure :
|
|
|
|
|
{ % {} [dl] (templ) (ffn) (dffn)
|
|
|
|
|
.makepathtemplate % {} [dl] (templ) (ffn) (Dffn)
|
|
|
|
|
dup % {} [dl] (templ) (ffn) (Dffn) (Dffn)
|
|
|
|
|
3 index length dup % {} [dl] (templ) (ffn) (Dffn) (Dffn) templL templL
|
|
|
|
|
2 index length % {} [dl] (templ) (ffn) (Dffn) (Dffn) templL templL DffnL
|
|
|
|
|
exch sub % {} [dl] (templ) (ffn) (Dffn) (Dffn) templL i
|
|
|
|
|
exch getinterval % {} [dl] (templ) (ffn) (Dffn) (suffix)
|
|
|
|
|
3 index exch copy pop % {} [dl] (templ) (ffn) (dt)
|
|
|
|
|
5 1 roll % (dt) {} [dl] (templ) (ffn)
|
|
|
|
|
}
|
|
|
|
|
4 1 roll % {} [dl] (templ) (ffn)
|
|
|
|
|
|
|
|
|
|
% Generate templates :
|
|
|
|
|
dup .file_name_is_absolute {
|
|
|
|
|
dup % {} [dl] (templ) (ffn) (ffn)
|
|
|
|
|
4 index exec % (t1) {} [dl] (templ) (ffn)
|
|
|
|
|
} {
|
|
|
|
|
2 index { % {} [dl] (templ) (ffn) (d)
|
|
|
|
|
1 index % {} [dl] (templ) (ffn) (d) (ffn)
|
|
|
|
|
false .file_name_combine { % {} [dl] (templ) (ffn) (dffn)
|
|
|
|
|
4 index exec % (t1) {} [dl] (templ) (ffn)
|
|
|
|
|
} { % {} [dl] (templ) (ffn) (d) (ffn)
|
|
|
|
|
pop pop % {} [dl] (templ) (ffn)
|
|
|
|
|
} ifelse
|
|
|
|
|
} forall
|
|
|
|
|
} ifelse % (t1) (t2) ... (tN) {} [dl] (templ) (ffn)
|
|
|
|
|
pop pop pop pop % (t1) (t2) ... (tN)
|
|
|
|
|
} bind def
|
|
|
|
|
|
|
|
|
|
% Load the initialization files for optional features.
|
|
|
|
|
%% Replace 4 INITFILES
|
|
|
|
|
systemdict /INITFILES known
|
|
|
|
|
{ INITFILES { dup runlibfile VMDEBUG } forall
|
|
|
|
|
}
|
|
|
|
|
if
|
|
|
|
|
|
|
|
|
|
% If Level 2 (or higher) functionality is implemented, enable it now.
|
|
|
|
|
/.setlanguagelevel where {
|
|
|
|
|
pop 2 .setlanguagelevel
|
|
|
|
|
% If the resource machinery is loaded, fix up some things now.
|
|
|
|
|
/.fixresources where { pop .fixresources } if
|
|
|
|
|
} if
|
|
|
|
|
/ll3dict where {
|
|
|
|
|
pop 3 .setlanguagelevel
|
|
|
|
|
} if
|
|
|
|
|
|
|
|
|
|
(END INITFILES) VMDEBUG
|
|
|
|
|
|
|
|
|
|
%% Replace 1 (gs_stres.ps)
|
|
|
|
|
(gs_stres.ps) dup runlibfile VMDEBUG
|
|
|
|
|
(END STATIC RESOURCES) VMDEBUG
|
|
|
|
|
|
|
|
|
|
% Create a null font. This is the initial font.
|
|
|
|
|
8 dict dup begin
|
|
|
|
|
/FontMatrix [ 1 0 0 1 0 0 ] readonly def
|
|
|
|
|
/FontType 3 def
|
|
|
|
|
/FontName () def
|
|
|
|
|
/Encoding StandardEncoding def
|
|
|
|
|
/FontBBox { 0 0 0 0 } readonly def % executable is bogus, but customary ...
|
|
|
|
|
/BuildChar { pop pop 0 0 setcharwidth } bind def
|
|
|
|
|
/PaintType 0 def % shouldn't be needed!
|
|
|
|
|
end
|
|
|
|
|
/NullFont exch definefont setfont
|
|
|
|
|
|
|
|
|
|
% Define NullFont as the font.
|
|
|
|
|
/NullFont currentfont def
|
|
|
|
|
|
|
|
|
|
% Load initial fonts from FONTPATH directories, Fontmap file,
|
|
|
|
|
% and/or .getccfont as appropriate.
|
|
|
|
|
.loadinitialfonts
|
|
|
|
|
|
|
|
|
|
% Remove NullFont from FontDirectory, so it can't be accessed by mistake.
|
|
|
|
|
/undefinefont where {
|
|
|
|
|
pop /NullFont undefinefont
|
|
|
|
|
} {
|
|
|
|
|
FontDirectory /NullFont .undef
|
|
|
|
|
} ifelse
|
|
|
|
|
|
|
|
|
|
(END FONTS) VMDEBUG
|
|
|
|
|
|
|
|
|
|
% Restore the real definition of runlibfile.
|
|
|
|
|
/runlibfile /.runlibfile load def
|
|
|
|
|
currentdict /.runlibfile .undef
|
|
|
|
|
|
|
|
|
|
% Bind all the operators defined as procedures.
|
|
|
|
|
/.bindoperators % binds operators in currentdict
|
|
|
|
|
{ % Temporarily disable the typecheck error.
|
|
|
|
|
errordict /typecheck 2 copy get
|
|
|
|
|
errordict /typecheck { pop } put % pop the command
|
|
|
|
|
currentdict
|
|
|
|
|
{ dup type /operatortype eq
|
|
|
|
|
{ % This might be a real operator, so bind might cause a typecheck,
|
|
|
|
|
% but we've made the error a no-op temporarily.
|
|
|
|
|
.bind % do a real bind even if NOBIND is set
|
|
|
|
|
}
|
|
|
|
|
if pop pop
|
|
|
|
|
} forall
|
|
|
|
|
put
|
|
|
|
|
} def
|
|
|
|
|
NOBIND DELAYBIND or not { .bindoperators } if
|
|
|
|
|
|
|
|
|
|
% Establish a default environment.
|
|
|
|
|
|
|
|
|
|
defaultdevice
|
|
|
|
|
% The following line used to skip setting of page size and resolution if
|
|
|
|
|
% NODISPLAY was selected. We think this was only to save time and memory,
|
|
|
|
|
% and it is a bad idea because it prevents setting the resolution in this
|
|
|
|
|
% situation, which pstoedit (among other programs) relies on.
|
|
|
|
|
%DISPLAYING not { setdevice (%END DISPLAYING) .skipeof } if
|
|
|
|
|
|
|
|
|
|
% If the paper size is not specifed and the device defaults to
|
|
|
|
|
% letter or A4 paper, select the DEFAULTPAPERSIZE.
|
|
|
|
|
systemdict /DEFAULTPAPERSIZE known
|
|
|
|
|
systemdict /PAPERSIZE known not and
|
|
|
|
|
systemdict /DEVICEWIDTH known not and
|
|
|
|
|
systemdict /DEVICEHEIGHT known not and
|
|
|
|
|
systemdict /DEVICEWIDTHPOINTS known not and
|
|
|
|
|
systemdict /DEVICEHEIGHTPOINTS known not and
|
|
|
|
|
{
|
|
|
|
|
defaultdevice mark /PageSize //null .dicttomark .getdeviceparams
|
|
|
|
|
.dicttomark /PageSize get
|
|
|
|
|
dup 0 get 0.5 add cvi 612 eq 1 index 1 get 0.5 add cvi 792 eq and
|
|
|
|
|
1 index 0 get 0.5 add cvi 595 eq 2 index 1 get 0.5 add cvi 842 eq and
|
|
|
|
|
or exch pop
|
|
|
|
|
{
|
|
|
|
|
% the default paper size was letter, so replace it with DEFAULTPAPERSIZE
|
|
|
|
|
/PAPERSIZE DEFAULTPAPERSIZE def
|
|
|
|
|
} if
|
|
|
|
|
}
|
|
|
|
|
if
|
|
|
|
|
|
|
|
|
|
systemdict /DEVICEWIDTH known
|
|
|
|
|
systemdict /DEVICEHEIGHT known or
|
|
|
|
|
systemdict /DEVICEWIDTHPOINTS known or
|
|
|
|
|
systemdict /DEVICEHEIGHTPOINTS known or
|
|
|
|
|
systemdict /DEVICEXRESOLUTION known or
|
|
|
|
|
systemdict /DEVICEYRESOLUTION known or
|
|
|
|
|
systemdict /PAPERSIZE known or
|
|
|
|
|
not { (%END DEVICE) .skipeof } if
|
|
|
|
|
% Let DEVICE{WIDTH,HEIGHT}[POINTS] override PAPERSIZE.
|
|
|
|
|
systemdict /PAPERSIZE known
|
|
|
|
|
systemdict /DEVICEWIDTH known not and
|
|
|
|
|
systemdict /DEVICEHEIGHT known not and
|
|
|
|
|
systemdict /DEVICEWIDTHPOINTS known not and
|
|
|
|
|
systemdict /DEVICEHEIGHTPOINTS known not and
|
|
|
|
|
{ % Convert the paper size to device dimensions.
|
|
|
|
|
true statusdict /.pagetypenames get
|
|
|
|
|
{ PAPERSIZE eq
|
|
|
|
|
{ PAPERSIZE load
|
|
|
|
|
dup 0 get /DEVICEWIDTHPOINTS exch def
|
|
|
|
|
1 get /DEVICEHEIGHTPOINTS exch def
|
|
|
|
|
pop false exit
|
|
|
|
|
}
|
|
|
|
|
if
|
|
|
|
|
}
|
|
|
|
|
forall
|
|
|
|
|
{ (Unknown paper size: ) print PAPERSIZE ==only (.) =
|
|
|
|
|
}
|
|
|
|
|
if
|
|
|
|
|
}
|
|
|
|
|
if
|
|
|
|
|
% Adjust the device parameters per the command line.
|
|
|
|
|
% It is possible to specify resolution, pixel size, and page size;
|
|
|
|
|
% since any two of these determine the third, conflicts are possible.
|
|
|
|
|
% We simply pass them to .setdeviceparams and let it sort things out.
|
|
|
|
|
mark /HWResolution //null /HWSize //null /PageSize //null .dicttomark
|
|
|
|
|
.getdeviceparams .dicttomark begin
|
|
|
|
|
mark
|
|
|
|
|
% Check for resolution.
|
|
|
|
|
/DEVICEXRESOLUTION where dup
|
|
|
|
|
{ exch pop HWResolution 0 DEVICEXRESOLUTION put }
|
|
|
|
|
if
|
|
|
|
|
/DEVICEYRESOLUTION where dup
|
|
|
|
|
{ exch pop HWResolution 1 DEVICEYRESOLUTION put }
|
|
|
|
|
if
|
|
|
|
|
or { /HWResolution HWResolution } if
|
|
|
|
|
% Check for device sizes specified in pixels.
|
|
|
|
|
/DEVICEWIDTH where dup
|
|
|
|
|
{ exch pop HWSize 0 DEVICEWIDTH put }
|
|
|
|
|
if
|
|
|
|
|
/DEVICEHEIGHT where dup
|
|
|
|
|
{ exch pop HWSize 1 DEVICEHEIGHT put }
|
|
|
|
|
if
|
|
|
|
|
or { /HWSize HWSize } if
|
|
|
|
|
% Check for device sizes specified in points.
|
|
|
|
|
/DEVICEWIDTHPOINTS where dup
|
|
|
|
|
{ exch pop PageSize 0 DEVICEWIDTHPOINTS put }
|
|
|
|
|
if
|
|
|
|
|
/DEVICEHEIGHTPOINTS where dup
|
|
|
|
|
{ exch pop PageSize 1 DEVICEHEIGHTPOINTS put }
|
|
|
|
|
if
|
|
|
|
|
or { /PageSize PageSize } if
|
|
|
|
|
% Check whether any parameters were set.
|
|
|
|
|
dup mark eq { pop } { defaultdevice putdeviceprops } ifelse
|
|
|
|
|
end
|
|
|
|
|
%END DEVICE
|
|
|
|
|
% Set any device properties defined on the command line.
|
|
|
|
|
% If BufferSpace is defined but not MaxBitmap, set MaxBitmap to BufferSpace.
|
|
|
|
|
systemdict /BufferSpace known
|
|
|
|
|
systemdict /MaxBitmap known not and
|
|
|
|
|
{ systemdict /MaxBitmap BufferSpace put
|
|
|
|
|
} if
|
|
|
|
|
dup getdeviceprops
|
|
|
|
|
counttomark 2 idiv
|
|
|
|
|
{ systemdict 2 index known
|
|
|
|
|
{ pop dup load counttomark 2 roll }
|
|
|
|
|
{ pop pop }
|
|
|
|
|
ifelse
|
|
|
|
|
} repeat
|
|
|
|
|
counttomark dup 0 ne
|
|
|
|
|
{ 2 add -1 roll putdeviceprops }
|
|
|
|
|
{ pop pop }
|
|
|
|
|
ifelse
|
|
|
|
|
% If the initial device parameters are invalid, the setdevice may fail.
|
|
|
|
|
% Trap this and produce a reasonable error message.
|
|
|
|
|
{ setdevice } % does an erasepage
|
|
|
|
|
INITDEBUG { exec false } { .internalstopped } ifelse {
|
|
|
|
|
(**** Unable to open the initial device, quitting.) = flush 1 .quit
|
|
|
|
|
} if
|
|
|
|
|
|
|
|
|
|
% If the media size is fixed, update the current page device dictionary.
|
|
|
|
|
FIXEDMEDIA
|
|
|
|
|
dup { pop systemdict /.currentpagedevice known } if
|
|
|
|
|
dup { pop .currentpagedevice exch pop } if
|
|
|
|
|
not { (%END MEDIA) .skipeof } if
|
|
|
|
|
currentpagedevice dup length dict .copydict
|
|
|
|
|
dup /Policies
|
|
|
|
|
% Stack: <pagedevice> <pagedevice> /Policies
|
|
|
|
|
1 index /InputAttributes
|
|
|
|
|
2 copy get dup length dict .copydict
|
|
|
|
|
% Stack: <pagedevice> <pagedevice> /Policies <pagedevice>
|
|
|
|
|
% /InputAttributes <inputattrs'>
|
|
|
|
|
dup 0 2 copy get dup length dict .copydict
|
|
|
|
|
% Stack: <pagedevice> <pagedevice> /Policies <pagedevice>
|
|
|
|
|
% /InputAttributes <inputattrs'> <inputattrs'> 0 <attrs0'>
|
|
|
|
|
dup /PageSize 7 index /PageSize get
|
|
|
|
|
put % PageSize in 0
|
|
|
|
|
put % 0 in InputAttributes
|
|
|
|
|
put % InputAttributes in pagedevice
|
|
|
|
|
% Also change the page size policy so we don't get an error.
|
|
|
|
|
% Stack: <pagedevice> <pagedevice> /Policies
|
|
|
|
|
2 copy get dup length dict .copydict
|
|
|
|
|
% Stack: <pagedevice> <pagedevice> /Policies <policies'>
|
|
|
|
|
dup /PageSize 7 put % PageSize in Policies
|
|
|
|
|
put % Policies in pagedevice
|
|
|
|
|
.setpagedevice
|
|
|
|
|
%END MEDIA
|
|
|
|
|
|
|
|
|
|
% Set up the interpreter context version of -dUSeCIEColor option
|
|
|
|
|
% so that .getuseciecolor has the correct value (see gs_setpd.ps)
|
|
|
|
|
/setpagedevice where {
|
|
|
|
|
pop systemdict /UseCIEColor known {
|
|
|
|
|
mark /UseCIEColor UseCIEColor .dicttomark setpagedevice
|
|
|
|
|
} if
|
|
|
|
|
} if
|
|
|
|
|
|
|
|
|
|
%END DISPLAYING
|
|
|
|
|
|
|
|
|
|
(END DEVICE) VMDEBUG
|
|
|
|
|
|
|
|
|
|
% Establish a default upper limit in the character cache,
|
|
|
|
|
% namely, enough room for a 18-point character at the resolution
|
|
|
|
|
% of the default device, or for a character consuming 1% of the
|
|
|
|
|
% maximum cache size, whichever is larger.
|
|
|
|
|
mark
|
|
|
|
|
% Compute limit based on character size.
|
|
|
|
|
18 dup dtransform
|
|
|
|
|
exch abs cvi 31 add 32 idiv 4 mul % X raster
|
|
|
|
|
exch abs cvi mul % Y
|
|
|
|
|
% Compute limit based on allocated space.
|
|
|
|
|
cachestatus pop pop pop pop pop exch pop 0.01 mul cvi
|
|
|
|
|
.max dup 10 idiv exch
|
|
|
|
|
setcacheparams
|
|
|
|
|
% Conditionally disable the character cache.
|
|
|
|
|
NOCACHE { 0 setcachelimit } if
|
|
|
|
|
|
|
|
|
|
(END CONFIG) VMDEBUG
|
|
|
|
|
|
|
|
|
|
% Initialize graphics.
|
|
|
|
|
|
|
|
|
|
.setdefaultscreen
|
|
|
|
|
initgraphics
|
|
|
|
|
|
|
|
|
|
% The interpreter relies on there being at least 2 entries
|
|
|
|
|
% on the graphics stack. Establish the second one now.
|
|
|
|
|
gsave
|
|
|
|
|
|
|
|
|
|
% Define some control sequences as no-ops.
|
|
|
|
|
% This is a hack to get around problems
|
|
|
|
|
% in some common PostScript-generating applications.
|
|
|
|
|
<04> cvn JOBSERVER {
|
|
|
|
|
{ { clear cleardictstack //false 0 .startnewjob } 2 .stop } bind
|
|
|
|
|
} {
|
|
|
|
|
{ }
|
|
|
|
|
} ifelse def
|
|
|
|
|
<1b> cvn { % UEL is <esc>%-12345X and acts the same as ^D
|
|
|
|
|
currentfile (%-12345X) .peekstring pop (%-12345X) eq <04> cvn load if
|
|
|
|
|
} bind def
|
|
|
|
|
<1b45> cvn { } def % PJL reset prologue (ESC E)
|
|
|
|
|
<1b451b> cvn <1b> cvn load def % PJL reset epilogue (ESC E + UEL)
|
|
|
|
|
(\001M) cvn % TBCP initiator
|
|
|
|
|
{ currentfile /TBCPDecode filter cvx exec
|
|
|
|
|
} bind def
|
|
|
|
|
/@PJL % H-P job control
|
|
|
|
|
{
|
|
|
|
|
% Windows 2000 driver includes PJL into %%BeginFeature block.
|
|
|
|
|
% Identify this from the pattern on the stack: countdictstack lucas mark
|
|
|
|
|
% and fail the feature request.
|
|
|
|
|
|
|
|
|
|
count 3 ge {
|
|
|
|
|
dup mark eq {
|
|
|
|
|
2 index countdictstack eq {
|
|
|
|
|
1 index /lucas where { /lucas get eq } { pop false } ifelse {
|
|
|
|
|
stop
|
|
|
|
|
} if
|
|
|
|
|
} if
|
|
|
|
|
} if
|
|
|
|
|
} if
|
|
|
|
|
currentfile //=string readline pop pop
|
|
|
|
|
} bind def
|
|
|
|
|
|
|
|
|
|
% Install the EPS handler if needed
|
|
|
|
|
systemdict /EPSBoundingBoxInit known { EPSBoundingBoxInit } if
|
|
|
|
|
|
|
|
|
|
% If we want a "safer" system, disable some obvious ways to cause havoc.
|
|
|
|
|
.currentglobal true .setglobal
|
|
|
|
|
/SAFETY 2 dict
|
|
|
|
|
dup /safe false put
|
|
|
|
|
dup /tempfiles 10 dict readonly put
|
|
|
|
|
readonly def
|
|
|
|
|
.setglobal
|
|
|
|
|
|
|
|
|
|
/.locksafe {
|
|
|
|
|
SAFETY /safe get not {
|
|
|
|
|
<<
|
|
|
|
|
/PermitFileReading [
|
|
|
|
|
currentuserparams /PermitFileReading get aload pop
|
|
|
|
|
/FONTPATH .systemvar (*) .generate_dir_list_templates
|
|
|
|
|
% Library files :
|
|
|
|
|
/LIBPATH .systemvar (*) .generate_dir_list_templates
|
|
|
|
|
% Resource files on OpenVMS requires a separate template (gs:[dir.*]*)
|
|
|
|
|
% because the (gs:[dir]*) doesn't cover them.
|
|
|
|
|
/LIBPATH .systemvar (*) .file_name_separator (*)
|
|
|
|
|
concatstrings concatstrings .generate_dir_list_templates
|
|
|
|
|
.languagelevel 2 ge {
|
|
|
|
|
% Default resources :
|
|
|
|
|
[ currentsystemparams /GenericResourceDir get] (*) .generate_dir_list_templates
|
|
|
|
|
% Default resources (OpenVMS, see comment above.) :
|
|
|
|
|
[ currentsystemparams /GenericResourceDir get] (*) .file_name_separator (*)
|
|
|
|
|
concatstrings concatstrings .generate_dir_list_templates
|
|
|
|
|
} if
|
|
|
|
|
]
|
|
|
|
|
/LockFilePermissions true
|
|
|
|
|
>> setuserparams
|
|
|
|
|
}
|
|
|
|
|
if
|
|
|
|
|
% setpagedevice has the side effect of clearing the page, but
|
|
|
|
|
% we will just document that. Using setpagedevice keeps the device
|
|
|
|
|
% properties and pagedevice .LockSafetyParams in agreement even
|
|
|
|
|
% after a restore that changes the value to false.
|
|
|
|
|
currentglobal currentpagedevice gcheck setglobal % use correct VM space
|
|
|
|
|
<< /.LockSafetyParams true >> setpagedevice
|
|
|
|
|
setglobal
|
|
|
|
|
//SAFETY /safe //true .forceput % overrides readonly
|
|
|
|
|
} .bind executeonly odef
|
|
|
|
|
|
|
|
|
|
/.setsafe
|
|
|
|
|
{
|
|
|
|
|
SAFETY /safe get not {
|
|
|
|
|
<<
|
|
|
|
|
/PermitFileReading [ ]
|
|
|
|
|
/PermitFileWriting [ (/fd/*) ]
|
|
|
|
|
/PermitFileControl [ ]
|
|
|
|
|
>> setuserparams
|
|
|
|
|
}
|
|
|
|
|
if
|
|
|
|
|
.locksafe
|
|
|
|
|
} .bind executeonly odef
|
|
|
|
|
|
|
|
|
|
/deletefile {
|
|
|
|
|
count 1 lt {
|
|
|
|
|
//deletefile /stackunderflow signalerror
|
|
|
|
|
}
|
|
|
|
|
if
|
|
|
|
|
dup { deletefile } stopped {
|
|
|
|
|
pop //deletefile $error /errorname get signalerror
|
|
|
|
|
} {
|
|
|
|
|
% deletefile succeeded. Remove from tempfile list if present
|
|
|
|
|
//SAFETY /tempfiles get exch cvn 2 copy known {
|
|
|
|
|
.forceundef
|
|
|
|
|
} {
|
|
|
|
|
pop pop
|
|
|
|
|
}
|
|
|
|
|
ifelse
|
|
|
|
|
}
|
|
|
|
|
ifelse
|
|
|
|
|
} .bind executeonly odef
|
|
|
|
|
|
|
|
|
|
% If a file is opened with .tempfile with SAFER not (yet) set,
|
|
|
|
|
% the file can be deleted later, even if SAFER is set.
|
|
|
|
|
/.tempfile {
|
|
|
|
|
.tempfile % filename file
|
|
|
|
|
//SAFETY /tempfiles get 2 index true .forceput
|
|
|
|
|
} .bind executeonly odef
|
|
|
|
|
|
|
|
|
|
% If we are running in SAFER mode, lock things down
|
|
|
|
|
SAFER { .setsafe } if
|
|
|
|
|
|
2019-05-23 12:59:28 +00:00
|
|
|
/UndefinePostScriptOperators {
|
|
|
|
|
[
|
|
|
|
|
/condition /currentcontext /detach /.fork /join /.localfork /lock /monitor /notify
|
|
|
|
|
/wait /yield /.currentscreenphase /.setscreenphase /.image2 /eoviewclip /initviewclip
|
|
|
|
|
/viewclip /viewclippath /defineusername
|
|
|
|
|
/currentalpha /setalpha /.alphaimage /composite /compositerect /dissolve /sizeimagebox /.sizeimageparams
|
|
|
|
|
]
|
|
|
|
|
{systemdict exch .forceundef} forall
|
|
|
|
|
//systemdict /UndefinePostScriptOperators .forceundef
|
|
|
|
|
} bind def
|
|
|
|
|
|
2011-03-30 13:53:33 +00:00
|
|
|
% If we delayed binding, make it possible to do it later.
|
|
|
|
|
/.bindnow {
|
|
|
|
|
currentuserparams /IdiomRecognition .knownget {
|
|
|
|
|
1 dict dup /IdiomRecognition //false put setuserparams
|
|
|
|
|
} if
|
|
|
|
|
//systemdict begin .bindoperators end
|
|
|
|
|
% Temporarily disable the typecheck error.
|
|
|
|
|
errordict /typecheck 2 copy get
|
|
|
|
|
errordict /typecheck { pop } put % pop the command
|
|
|
|
|
0 1 .delaycount 1 sub { .delaybind exch get .bind pop } for
|
|
|
|
|
//systemdict /.delaybind {} .forceput % reclaim the space
|
|
|
|
|
//systemdict /.bindnow .forceundef % ditto
|
|
|
|
|
put
|
2019-05-23 12:59:28 +00:00
|
|
|
//systemdict /UndefinePostScriptOperators get exec
|
2011-03-30 13:53:33 +00:00
|
|
|
//systemdict /.forcedef .forceundef % remove temptation
|
|
|
|
|
//systemdict /.forceput .forceundef % ditto
|
|
|
|
|
//systemdict /.forceundef .forceundef % ditto
|
|
|
|
|
currentuserparams /IdiomRecognition known {
|
|
|
|
|
1 dict dup /IdiomRecognition 4 -1 roll put setuserparams
|
|
|
|
|
} if
|
|
|
|
|
} .bind odef
|
|
|
|
|
|
|
|
|
|
% Turn off array packing, since some PostScript code assumes that
|
|
|
|
|
% procedures are writable.
|
|
|
|
|
false setpacking
|
|
|
|
|
|
|
|
|
|
(END INIT) VMDEBUG
|
|
|
|
|
|
|
|
|
|
/.currentuserparams where {
|
|
|
|
|
pop
|
|
|
|
|
% Remove real user params from psuserparams.
|
|
|
|
|
mark .currentuserparams counttomark 2 idiv {
|
|
|
|
|
pop psuserparams exch undef
|
|
|
|
|
} repeat pop
|
|
|
|
|
% Update the copy of the user parameters.
|
|
|
|
|
mark .currentuserparams counttomark 2 idiv {
|
|
|
|
|
userparams 3 1 roll .forceput % userparams is read-only
|
|
|
|
|
} repeat pop
|
|
|
|
|
% Turn on idiom recognition, if available.
|
|
|
|
|
currentuserparams /IdiomRecognition known {
|
|
|
|
|
/IdiomRecognition true .definepsuserparam
|
|
|
|
|
} if
|
|
|
|
|
psuserparams readonly pop
|
|
|
|
|
systemdict /.definepsuserparam undef
|
|
|
|
|
% Save a copy of userparams for use with save/restore
|
|
|
|
|
% (and, if implemented, context switching).
|
|
|
|
|
.currentglobal false .setglobal
|
|
|
|
|
mark userparams { } forall .dicttomark readonly
|
|
|
|
|
/userparams exch .forcedef % systemdict is read-only
|
|
|
|
|
.setglobal
|
|
|
|
|
} if
|
|
|
|
|
/.currentsystemparams where {
|
|
|
|
|
pop
|
|
|
|
|
% Remove real system params from pssystemparams.
|
|
|
|
|
mark .currentsystemparams counttomark 2 idiv {
|
|
|
|
|
pop pssystemparams exch .forceundef
|
|
|
|
|
} repeat pop
|
|
|
|
|
} if
|
|
|
|
|
|
|
|
|
|
% Set up AlignToPixels :
|
|
|
|
|
|
|
|
|
|
/AlignToPixels where {
|
|
|
|
|
mark /AlignToPixels 2 index /AlignToPixels get .dicttomark setuserparams
|
|
|
|
|
/AlignToPixels undef
|
|
|
|
|
} if
|
|
|
|
|
|
|
|
|
|
% Set up GridFitTT :
|
|
|
|
|
|
|
|
|
|
/GridFitTT where {
|
|
|
|
|
mark /GridFitTT 2 index /GridFitTT get .dicttomark setuserparams
|
|
|
|
|
/GridFitTT undef
|
|
|
|
|
} if
|
|
|
|
|
|
|
|
|
|
% Conditionally turn image interpolation on or off.
|
|
|
|
|
currentdict /INTERPOLATE known not { (%END INTERPOLATE) .skipeof } if
|
|
|
|
|
|
|
|
|
|
/.interpolate {
|
|
|
|
|
dup /Interpolate .knownget not { //false } if
|
|
|
|
|
/INTERPOLATE .systemvar ne {
|
|
|
|
|
dup gcheck .currentglobal exch .setglobal
|
|
|
|
|
exch dup length dict copy
|
|
|
|
|
dup /Interpolate /INTERPOLATE .systemvar put
|
|
|
|
|
exch .setglobal
|
|
|
|
|
} if
|
|
|
|
|
} bind odef
|
|
|
|
|
|
|
|
|
|
/colorimage
|
|
|
|
|
{ /INTERPOLATE .systemvar
|
|
|
|
|
{ .currentglobal % w h bit [] {}...{} multi ncomp glob
|
|
|
|
|
//false .setglobal
|
|
|
|
|
9 dict begin % w h bit [] {}...{} multi ncomp glob
|
|
|
|
|
2 index { 1 index 7 add } { 8 } ifelse
|
|
|
|
|
copy gsave pop % preserve the arguments
|
|
|
|
|
{ 0 /DeviceGray 0 /DeviceRGB /DeviceCMYK }
|
|
|
|
|
1 index get setcolorspace % ... glob w h bit [] {}...{} multi ncomp
|
|
|
|
|
{0 1 0 1 0 1 0 1}
|
|
|
|
|
1 index 2 mul 0 exch % ... glob w h bit [] {}...{} multi ncomp {0 1 ...} 0 2*ncomp
|
|
|
|
|
getinterval /Decode exch def % ... glob w h bit [] {}...{} multi ncomp
|
|
|
|
|
exch dup % ... glob w h bit [] {}...{} ncomp multi multi
|
|
|
|
|
/MultipleDataSources exch def % ... glob w h bit [] {}...{} ncomp multi
|
|
|
|
|
{ array astore} { pop } ifelse % ... glob w h bit [] [{}...{}]
|
|
|
|
|
/DataSource exch def % ... glob w h bit []
|
|
|
|
|
/ImageMatrix exch def % ... glob w h bit
|
|
|
|
|
/BitsPerComponent exch def % ... glob w h
|
|
|
|
|
/Height exch def % ... glob w
|
|
|
|
|
/Width exch def % ... glob
|
|
|
|
|
/ImageType 1 def
|
|
|
|
|
/Interpolate //true def
|
|
|
|
|
.setglobal currentdict end % ... <<>>
|
|
|
|
|
image grestore
|
|
|
|
|
exch { 4 add } { 6 } ifelse
|
|
|
|
|
{ pop } repeat % -
|
|
|
|
|
}
|
|
|
|
|
{ colorimage
|
|
|
|
|
}
|
|
|
|
|
ifelse
|
|
|
|
|
} bind odef
|
|
|
|
|
|
|
|
|
|
/image
|
|
|
|
|
{ dup type /dicttype eq
|
|
|
|
|
{ dup /ImageType get 3 eq
|
|
|
|
|
{ .currentglobal //false .setglobal exch
|
|
|
|
|
dup length dict copy begin .setglobal
|
|
|
|
|
/DataDict DataDict .interpolate def
|
|
|
|
|
/MaskDict MaskDict .interpolate def
|
|
|
|
|
currentdict end
|
|
|
|
|
}
|
|
|
|
|
{ .interpolate
|
|
|
|
|
}
|
|
|
|
|
ifelse
|
|
|
|
|
image
|
|
|
|
|
}
|
|
|
|
|
{ /INTERPOLATE .systemvar
|
|
|
|
|
{ .currentglobal //false .setglobal
|
|
|
|
|
8 dict begin .setglobal
|
|
|
|
|
/ImageType 1 def
|
|
|
|
|
/DataSource 1 index def
|
|
|
|
|
/ImageMatrix 2 index def
|
|
|
|
|
/BitsPerComponent 3 index def
|
|
|
|
|
/Decode {0 1} def
|
|
|
|
|
/Height 4 index def
|
|
|
|
|
/Width 5 index def
|
|
|
|
|
/Interpolate //true def
|
|
|
|
|
currentdict end
|
|
|
|
|
gsave /DeviceGray setcolorspace image grestore
|
|
|
|
|
5 { pop } repeat
|
|
|
|
|
}
|
|
|
|
|
{ image
|
|
|
|
|
}
|
|
|
|
|
ifelse
|
|
|
|
|
}
|
|
|
|
|
ifelse
|
|
|
|
|
} bind odef
|
|
|
|
|
|
|
|
|
|
/imagemask {
|
|
|
|
|
dup type /dicttype eq {
|
|
|
|
|
.interpolate imagemask
|
|
|
|
|
} {
|
|
|
|
|
/INTERPOLATE .systemvar {
|
|
|
|
|
.currentglobal //false .setglobal
|
|
|
|
|
8 dict begin .setglobal
|
|
|
|
|
/ImageType 1 def
|
|
|
|
|
/DataSource 1 index def
|
|
|
|
|
/ImageMatrix 2 index def
|
|
|
|
|
/BitsPerComponent 1 def
|
|
|
|
|
2 index { {1 0} } { {0 1} } ifelse /Decode exch def
|
|
|
|
|
/Height 4 index def
|
|
|
|
|
/Width 5 index def
|
|
|
|
|
/Interpolate //true def
|
|
|
|
|
currentdict end imagemask 5 { pop } repeat
|
|
|
|
|
} {
|
|
|
|
|
imagemask
|
|
|
|
|
} ifelse
|
|
|
|
|
} ifelse
|
|
|
|
|
} bind odef
|
|
|
|
|
|
|
|
|
|
currentdict /.interpolate undef
|
|
|
|
|
|
|
|
|
|
%END INTERPOLATE
|
|
|
|
|
|
|
|
|
|
% Establish local VM as the default.
|
|
|
|
|
false /setglobal where { pop setglobal } { .setglobal } ifelse
|
|
|
|
|
$error /.nosetlocal false put
|
|
|
|
|
|
|
|
|
|
(END GLOBAL) VMDEBUG
|
|
|
|
|
|
|
|
|
|
/.savelocalstate where {
|
|
|
|
|
% If we might create new contexts, save away copies of all dictionaries
|
|
|
|
|
% referenced from systemdict that are stored in local VM,
|
|
|
|
|
% and also save a copy of the initial gstate.
|
|
|
|
|
pop .savelocalstate
|
|
|
|
|
} {
|
|
|
|
|
% If we're *not* running in a multi-context system and FAKEFONTS is
|
|
|
|
|
% defined, add the fake fonts to LocalFontDirectory.
|
|
|
|
|
.definefakefonts % current VM is local
|
|
|
|
|
} ifelse
|
|
|
|
|
|
|
|
|
|
% Execude schedilled inits :
|
|
|
|
|
//.execute_schedulled_inits exec
|
|
|
|
|
currentdict /.execute_schedulled_inits undef
|
|
|
|
|
currentdict /.delayed_init_queue undef
|
|
|
|
|
currentdict /.delayed_init_queue undef
|
|
|
|
|
|
|
|
|
|
% Remove systemdict entries for things that have been bound in where used
|
|
|
|
|
% and that shouldn't be accessible by name, and close up systemdict.
|
|
|
|
|
currentdict /filterdict .undef
|
|
|
|
|
currentdict /.cidfonttypes .undef
|
|
|
|
|
currentdict /.colorrenderingtypes .undef
|
|
|
|
|
currentdict /.formtypes .undef
|
|
|
|
|
currentdict /.halftonetypes .undef
|
|
|
|
|
currentdict /.imagetypes .undef
|
|
|
|
|
currentdict /.imagemasktypes .undef
|
|
|
|
|
currentdict /.patterntypes .undef
|
|
|
|
|
currentdict /.shadingtypes .undef
|
|
|
|
|
currentdict /.wheredict .undef
|
|
|
|
|
end
|
|
|
|
|
|
|
|
|
|
% Clean up VM, and enable GC.
|
|
|
|
|
/vmreclaim where
|
|
|
|
|
{ pop NOGC not { 2 vmreclaim 0 vmreclaim } if
|
|
|
|
|
} if
|
|
|
|
|
DELAYBIND not {
|
|
|
|
|
systemdict /.forcedef .undef % remove temptation
|
|
|
|
|
systemdict /.forceput .undef % ditto
|
|
|
|
|
systemdict /.forceundef .undef % ditto
|
|
|
|
|
} if
|
|
|
|
|
WRITESYSTEMDICT not { systemdict readonly pop } if
|
|
|
|
|
(END GC) VMDEBUG
|
|
|
|
|
|
|
|
|
|
% The Adobe AGM_Core used by Illustrator 9 has some code that breaks
|
|
|
|
|
% if the 'product' is not (Adobe PostScript Parser). A bug has been
|
|
|
|
|
% submitted to Adobe since this also fails with Acrobat Distiller.
|
|
|
|
|
% As a temporary work around, the following HACK will work for
|
|
|
|
|
% devices without spot color support. Once Ghostscript can
|
|
|
|
|
% support DeviceN and spot color separations this will need to
|
|
|
|
|
% be 'true' in some cases.
|
|
|
|
|
userdict /AGM_preserve_spots false put
|
|
|
|
|
|
|
|
|
|
% Start the job as encapsulated if requested, if not, perform an
|
|
|
|
|
% outer save so that jobs which depend on global VM not being
|
|
|
|
|
% restored will operate correctly.
|
|
|
|
|
%
|
|
|
|
|
% Note that .setsafe is already in effect if in SAFER mode.
|
|
|
|
|
% so an exitserver will restore with SAFER mode still in effect.
|
|
|
|
|
JOBSERVER
|
|
|
|
|
{ false 0 .startnewjob }
|
|
|
|
|
{ NOOUTERSAVE not { save pop } if } % do the outermost save unless disabled
|
|
|
|
|
ifelse
|
|
|
|
|
|
|
|
|
|
% The interpreter will run the initial procedure (start).
|
