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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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exch pop exch pop aload pop 3 2 roll
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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
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}
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if
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} bind odef
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/.currentfilladjust { .currentfilladjust2 pop } bind odef
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/.setfilladjust { dup .setfilladjust2 } bind odef
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/.writecvs { 0 .writecvp } bind odef
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%**************** DEPRECATED PROCEDURES ****************
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%**************** DO NOT USE THESE IN NEW CODE ****************
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/max { .max } bind def % use .max instead
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/min { .min } bind def % use .min instead
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/unread /.unread load def % use .peekstring instead
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%**************** END OF BACKWARD COMPATIBILITY SECTION ****************
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% Utility procedure to sort an array
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% <array> <lt-proc> .sort <array>
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/.sort {
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1 index length 1 sub -1 1 {
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2 index exch 2 copy get 3 copy % arr proc arr i arr[i] arr i arr[i]
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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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346 |
} bind def
|
|
|
347 |
|
|
|
348 |
% Utility for removing all entries from a dictionary
|
|
|
349 |
/.PurgeDict % <dict> .PurgeDict -
|
|
|
350 |
{ { true
|
|
|
351 |
1 index { pop exch pop false exit
|
|
|
352 |
} forall
|
|
|
353 |
{ exit
|
|
|
354 |
} if
|
|
|
355 |
1 index exch undef
|
|
|
356 |
} loop
|
|
|
357 |
pop
|
|
|
358 |
} bind def
|
|
|
359 |
|
|
|
360 |
% Define predefined procedures substituting for operators,
|
|
|
361 |
% in alphabetical order.
|
|
|
362 |
|
|
|
363 |
userdict /#copies 1 put
|
|
|
364 |
% Adobe implementations don't accept /[ or /], so we don't either.
|
|
|
365 |
([) cvn
|
|
|
366 |
/mark load def
|
|
|
367 |
(]) cvn
|
|
|
368 |
{counttomark array astore exch pop} odef
|
|
|
369 |
% .beginpage is redefined if setpagedevice is present.
|
|
|
370 |
/.beginpage { } odef
|
|
|
371 |
% In LanguageLevel 3, copypage erases the page.
|
|
|
372 |
/copypage {
|
|
|
373 |
.languagelevel 3 ge
|
|
|
374 |
dup { 0 } { 1 } ifelse .endpage {
|
|
|
375 |
.currentnumcopies 1 index .outputpage
|
|
|
376 |
(>>copypage, press <return> to continue<<\n) .confirm
|
|
|
377 |
dup { erasepage } if
|
|
|
378 |
} if pop
|
|
|
379 |
systemdict /..page_default_spaces .knownget { //.PurgeDict exec } if
|
|
|
380 |
.beginpage
|
|
|
381 |
} odef
|
|
|
382 |
/currentmatrix {
|
|
|
383 |
.currentmatrix 6 index astore pop
|
|
|
384 |
} odef
|
|
|
385 |
% .currentnumcopies is redefined in Level 2.
|
|
|
386 |
/.currentnumcopies { #copies } odef
|
|
|
387 |
/setcolorscreen where { pop % not in all Level 1 configurations
|
|
|
388 |
/currentcolorscreen
|
|
|
389 |
{ .currenthalftone
|
|
|
390 |
{ { 60 exch 0 exch 3 copy 6 copy } % halftone - not possible
|
|
|
391 |
{ 3 copy 6 copy } % screen
|
|
|
392 |
{ } % colorscreen
|
|
|
393 |
}
|
|
|
394 |
exch get exec
|
|
|
395 |
} odef
|
|
|
396 |
} if
|
|
|
397 |
/currentscreen
|
|
|
398 |
{ .currenthalftone
|
|
|
399 |
{ { 60 exch 0 exch } % halftone - not possible
|
|
|
400 |
{ } % screen
|
|
|
401 |
{ 12 3 roll 9 { pop } repeat } % colorscreen
|
|
|
402 |
}
|
|
|
403 |
exch get exec
|
|
|
404 |
} odef
|
|
|
405 |
/.echo /echo load def
|
|
|
406 |
userdict /.echo.mode true put
|
|
|
407 |
/echo {dup /.echo.mode exch store .echo} odef
|
|
|
408 |
/.eexec_param_dict mark
|
|
|
409 |
/eexec true
|
|
|
410 |
/seed 55665
|
|
|
411 |
.dicttomark readonly def
|
|
|
412 |
/eexec {
|
|
|
413 |
% Rebind .currentresourcefile if it is the source for the eexec.
|
|
|
414 |
dup //.eexec_param_dict //filterdict /eexecDecode get exec
|
|
|
415 |
cvx exch .currentresourcefile eq
|
|
|
416 |
//systemdict begin { {exec} .execasresource } { exec } ifelse
|
|
|
417 |
% Only pop systemdict if it is still the top element,
|
|
|
418 |
% because this is apparently what Adobe interpreters do.
|
|
|
419 |
currentdict //systemdict eq { end } if
|
|
|
420 |
} odef
|
|
|
421 |
% .endpage is redefined if setpagedevice is present.
|
|
|
422 |
/.endpage { 2 ne } odef
|
|
|
423 |
% erasepage mustn't use gsave/grestore, because we call it before
|
|
|
424 |
% the graphics state stack has been fully initialized.
|
|
|
425 |
/erasepage
|
|
|
426 |
{ /currentcolor where
|
|
|
427 |
{ pop currentcolor currentcolorspace { setcolorspace setcolor } }
|
|
|
428 |
{ /currentcmykcolor where
|
|
|
429 |
{ pop currentcmykcolor { setcmykcolor } }
|
|
|
430 |
{ currentrgbcolor { setrgbcolor } }
|
|
|
431 |
ifelse
|
|
|
432 |
}
|
|
|
433 |
ifelse
|
|
|
434 |
currentoverprint false setoverprint 1 setgray .fillpage setoverprint
|
|
|
435 |
exec
|
|
|
436 |
} odef
|
|
|
437 |
% To satisfy the Genoa FTS, executive must be a procedure, not an operator.
|
|
|
438 |
/executive
|
|
|
439 |
{ { prompt
|
|
|
440 |
{ (%statementedit) (r) file } stopped
|
|
|
441 |
{ pop pop $error /errorname get /undefinedfilename eq
|
|
|
442 |
{ .clearerror exit } if % EOF
|
|
|
443 |
/handleerror .systemvar exec //null % ioerror??
|
|
|
444 |
}
|
|
|
445 |
if
|
|
|
446 |
cvx { .runexec } execute
|
|
|
447 |
} loop
|
|
|
448 |
} bind def
|
|
|
449 |
/filter
|
|
|
450 |
{ //filterdict 1 index .knownget
|
|
|
451 |
{ exch pop exec }
|
|
|
452 |
{ /filter load /undefined signalerror }
|
|
|
453 |
ifelse
|
|
|
454 |
} odef
|
|
|
455 |
% handleerror procedure as mentioned in the "Operators" section of the PLRM Section 8.2
|
|
|
456 |
% This invokes the handleerror procedure from errordict (unless we are running under a
|
|
|
457 |
% JOBSERVER where we want to always use a defined error handler (many error handlers in
|
|
|
458 |
% 'wild' PostScript files are broken and don't indicate the error in any useful fashion).
|
|
|
459 |
%
|
|
|
460 |
% We run the handleerror procedure using .internalstopped so that broken error handlers
|
|
|
461 |
% won't cause nested errors (Unexpected Error conditions).
|
|
|
462 |
/handleerror
|
|
|
463 |
JOBSERVER {
|
|
|
464 |
{ /errordict .systemvar /.GShandleerror get .internalstopped pop } bind % always use .GShandleerror.
|
|
|
465 |
} {
|
|
|
466 |
{ /errordict .systemvar /handleerror get .internalstopped pop } bind % PLRM standard errorhandling
|
|
|
467 |
} ifelse def
|
|
|
468 |
/identmatrix [1.0 0.0 0.0 1.0 0.0 0.0] readonly def
|
|
|
469 |
/identmatrix
|
|
|
470 |
{ dup 0 //identmatrix putinterval } odef
|
|
|
471 |
/languagelevel 1 def % gs_lev2.ps may change this
|
|
|
472 |
/makeimagedevice { false makewordimagedevice } odef
|
|
|
473 |
/matrix { 6 array identmatrix } odef
|
|
|
474 |
/pathbbox
|
|
|
475 |
{ false .pathbbox
|
|
|
476 |
} odef
|
|
|
477 |
% .promptmsg is redefined if the interpreter includes readline support.
|
|
|
478 |
/.promptmsg {
|
|
|
479 |
(GS) print
|
|
|
480 |
count 0 ne { (<) print count =only } if
|
|
|
481 |
(>) print flush
|
|
|
482 |
} bind def
|
|
|
483 |
/prompt { flush flushpage NOPROMPT not { .promptmsg } if } bind def
|
|
|
484 |
/pstack { 0 1 count 3 sub { index == } for } bind def
|
|
|
485 |
/putdeviceprops
|
|
|
486 |
{ .putdeviceprops { erasepage } if } odef
|
|
|
487 |
/quit { /quit load 0 .quit } odef
|
|
|
488 |
/run { dup type /filetype ne { (r) file } if
|
|
|
489 |
% We must close the file when execution terminates,
|
|
|
490 |
% regardless of the state of the stack,
|
|
|
491 |
% and then propagate an error, if any.
|
|
|
492 |
cvx .runexec
|
|
|
493 |
} odef
|
|
|
494 |
% Execute a file.
|
|
|
495 |
% Level 2 uses 2 .stop to clear the e-stack for a successful startjob:
|
|
|
496 |
% we detect that here, since we need to handle this even if we start out
|
|
|
497 |
% without job control in effect.
|
|
|
498 |
%
|
|
|
499 |
% What we push on the e-stack is the following to be executed in this order:
|
|
|
500 |
% <lit-file|fileproc> .runexec1 <lit-file|fileproc> .runexec2
|
|
|
501 |
/.runexec1 { % <file|fileproc> .runexec1 -
|
|
|
502 |
dup type /filetype ne { cvx exec } if
|
|
|
503 |
cvx //null 2 .stopped
|
|
|
504 |
% If we got back here from a startjob, just keep going.
|
|
|
505 |
% startjob replaces the null on the o-stack with a procedure
|
|
|
506 |
% to be executed when we get back here.
|
|
|
507 |
dup //null ne { exec true } { pop false } ifelse
|
|
|
508 |
} bind def
|
|
|
509 |
/.runexec2 { % <continue> <file|fileproc> .runexec2 -
|
|
|
510 |
exch {
|
|
|
511 |
.runexec
|
|
|
512 |
} {
|
|
|
513 |
dup type /filetype ne { cvx exec } if
|
|
|
514 |
closefile
|
|
|
515 |
} ifelse
|
|
|
516 |
} bind def
|
|
|
517 |
/.runexec { % <file|fileproc> .runexec -
|
|
|
518 |
cvlit /.runexec1 cvx 1 index /.runexec2 cvx 4 .execn
|
|
|
519 |
} bind def
|
|
|
520 |
% The following is only for compatibility with Adobe interpreters.
|
|
|
521 |
/setdash {
|
|
|
522 |
1 index length 11 gt { /setdash load /limitcheck signalerror } if
|
|
|
523 |
//setdash
|
|
|
524 |
} odef
|
|
|
525 |
/setdevice
|
|
|
526 |
{
|
|
|
527 |
.setdevice
|
|
|
528 |
{
|
|
|
529 |
mark
|
|
|
530 |
{ % Reset the halftone since the device may differ
|
|
|
531 |
currenthalftone
|
|
|
532 |
dup type /dicttype eq
|
|
|
533 |
{ sethalftone }
|
|
|
534 |
{ pop }
|
|
|
535 |
ifelse
|
|
|
536 |
}
|
|
|
537 |
stopped
|
|
|
538 |
cleartomark
|
|
|
539 |
erasepage
|
|
|
540 |
}
|
|
|
541 |
if
|
|
|
542 |
}
|
|
|
543 |
odef
|
|
|
544 |
/setlinecap {
|
|
|
545 |
dup 2 gt { /setlinecap load /rangecheck signalerror } if
|
|
|
546 |
.setlinecap
|
|
|
547 |
} odef
|
|
|
548 |
/setlinejoin {
|
|
|
549 |
dup 2 gt { /setlinejoin load /rangecheck signalerror } if
|
|
|
550 |
.setlinejoin
|
|
|
551 |
} odef
|
|
|
552 |
/setmatrix {
|
|
|
553 |
dup aload pop .setmatrix pop
|
|
|
554 |
} odef
|
|
|
555 |
/showpage {
|
|
|
556 |
|
|
|
557 |
.currentnumcopies true .outputpage
|
|
|
558 |
(>>showpage, press <return> to continue<<\n) .confirm
|
|
|
559 |
initgraphics
|
|
|
560 |
currentoverprint false setoverprint 1 setcolor
|
|
|
561 |
.fillpage
|
|
|
562 |
setoverprint 0 setcolor
|
|
|
563 |
}
|
|
|
564 |
{ initgraphics } ifelse
|
|
|
565 |
systemdict /..page_default_spaces .knownget { //.PurgeDict exec } if
|
|
|
566 |
.beginpage
|
|
|
567 |
} odef
|
|
|
568 |
% Code output by Adobe Illustrator relies on the fact that
|
|
|
569 |
% `stack' is a procedure, not an operator!!!
|
|
|
570 |
/stack { 0 1 count 3 sub { index = } for } bind def
|
|
|
571 |
/start { BATCH { //null 0 .quit } { executive } ifelse } def
|
|
|
572 |
% Internal uses of stopped that aren't going to do a stop if an error occurs
|
|
|
573 |
% should use .internalstopped to avoid setting newerror et al.
|
|
|
574 |
/.internalstopped { //null 1 .stopped //null ne } bind def
|
|
|
575 |
/store { % Don't alter operands before completing.
|
|
|
576 |
1 index where { 2 index 2 index put pop pop } { def } ifelse
|
|
|
577 |
} odef
|
|
|
578 |
/.typenames mark .typenames counttomark packedarray exch pop def
|
|
|
579 |
/type {
|
|
|
580 |
//.typenames .type
|
|
|
581 |
} odef
|
|
|
582 |
currentdict /.typenames .undef
|
|
|
583 |
% When running in Level 1 mode, this interpreter is supposed to be
|
|
|
584 |
% compatible with PostScript "version" 54.0 (I think).
|
|
|
585 |
/version (54.0) readonly def
|
|
|
586 |
/.wheredict 10 dict def
|
|
|
587 |
/.where /where load def
|
|
|
588 |
/where {
|
|
|
589 |
//.wheredict 1 index .knownget { exec } { .where } ifelse
|
|
|
590 |
} odef
|
|
|
591 |
|
|
|
592 |
% internaldict is defined in systemdict, but the dictionary is allocated
|
|
|
593 |
% in local VM. However, the procedure must be global, since it is an
|
|
|
594 |
% "operator" and must be bind-able into global procedures.
|
|
|
595 |
% We make a procedure for creating it, since we must create a new one
|
|
|
596 |
% for each context with private local VM.
|
|
|
597 |
/.makeinternaldict {
|
|
|
598 |
.currentglobal true .setglobal
|
|
|
599 |
[ /dup .systemvar 1183615869 /eq .systemvar
|
|
|
600 |
[ /pop .systemvar //null ] cvx
|
|
|
601 |
false .setglobal
|
|
|
602 |
dup 1 10 dict .forceput % proc is global, dict is local
|
|
|
603 |
true .setglobal
|
|
|
604 |
[ /internaldict /cvx .systemvar /invalidaccess /signalerror cvx ] cvx
|
|
|
605 |
/ifelse .systemvar
|
|
|
606 |
] cvx executeonly
|
|
|
607 |
exch .setglobal
|
|
|
608 |
} odef
|
|
|
609 |
systemdict /internaldict dup .makeinternaldict .makeoperator
|
|
|
610 |
.forceput % proc is local, systemdict is global
|
|
|
611 |
% Move superexec to internaldict if superexec is defined.
|
|
|
612 |
currentdict /superexec .knownget {
|
|
|
613 |
1183615869 internaldict /superexec 3 -1 roll put
|
|
|
614 |
currentdict /superexec .undef
|
|
|
615 |
} if
|
|
|
616 |
|
|
|
617 |
% Define some additional built-in procedures (beyond the ones defined by
|
|
|
618 |
% the PostScript Language Reference Manual).
|
|
|
619 |
% Warning: these are not guaranteed to stay the same from one release
|
|
|
620 |
% to the next!
|
|
|
621 |
/concatstrings % (str1) (str2) concatstrings (str1str2)
|
|
|
622 |
{ exch dup length 2 index length add string % str2 str1 new
|
|
|
623 |
dup dup 4 2 roll copy % str2 new new new1
|
|
|
624 |
length 4 -1 roll putinterval
|
|
|
625 |
} bind def
|
|
|
626 |
/copyarray
|
|
|
627 |
{ dup length array copy } bind def
|
|
|
628 |
% Copy a dictionary per the Level 2 spec even in Level 1.
|
|
|
629 |
/.copydict % <fromdict> <todict> .copydict <todict>
|
|
|
630 |
{ dup 3 -1 roll { put dup } forall pop } bind def
|
|
|
631 |
/copystring
|
|
|
632 |
{ dup length string copy } bind def
|
|
|
633 |
/findlibfile {
|
|
|
634 |
.libfile { dup .filename pop exch true } { false } ifelse
|
|
|
635 |
} odef
|
|
|
636 |
/.growdictlength % get size for growing a dictionary
|
|
|
637 |
{ length 3 mul 2 idiv 1 add
|
|
|
638 |
} bind def
|
|
|
639 |
/.growdict % grow a dictionary
|
|
|
640 |
{ dup .growdictlength .setmaxlength
|
|
|
641 |
} bind def
|
|
|
642 |
/.growput % put, grow the dictionary if needed
|
|
|
643 |
{ 2 index length 3 index maxlength eq
|
|
|
644 |
{ 3 copy pop known not { 2 index .growdict } if
|
|
|
645 |
} if
|
|
|
646 |
put
|
|
|
647 |
} bind def
|
|
|
648 |
% .localvmarray may be an operator: see zsysvm.c.
|
|
|
649 |
/.localvmarray where {
|
|
|
650 |
pop
|
|
|
651 |
} {
|
|
|
652 |
/.localvmarray {
|
|
|
653 |
.currentglobal false .setglobal
|
|
|
654 |
exch array exch .setglobal
|
|
|
655 |
} bind def
|
|
|
656 |
} ifelse
|
|
|
657 |
/.localvmdict where {
|
|
|
658 |
pop
|
|
|
659 |
} {
|
|
|
660 |
/.localvmdict {
|
|
|
661 |
.currentglobal false .setglobal
|
|
|
662 |
exch dict exch .setglobal
|
|
|
663 |
} bind def
|
|
|
664 |
} ifelse
|
|
|
665 |
/.packtomark
|
|
|
666 |
{ counttomark packedarray exch pop } bind def
|
|
|
667 |
/ppstack
|
|
|
668 |
{ 0 1 count 3 sub { index === } for } bind def
|
|
|
669 |
/runlibfile
|
|
|
670 |
{ % We don't want to bind 'run' into this procedure,
|
|
|
671 |
% since run may get redefined.
|
|
|
672 |
findlibfile
|
|
|
673 |
{ exch pop /run .systemvar exec }
|
|
|
674 |
{ /undefinedfilename signalerror }
|
|
|
675 |
ifelse
|
|
|
676 |
} bind def
|
|
|
677 |
/selectdevice
|
|
|
678 |
{ finddevice setdevice .setdefaultscreen } bind def
|
|
|
679 |
/signalerror % <object> <errorname> signalerror -
|
|
|
680 |
{ /errordict .systemvar exch get exec } bind def
|
|
|
681 |
|
|
|
682 |
% Define the =[only] procedures. Also define =print,
|
|
|
683 |
% which is used by some PostScript programs even though
|
|
|
684 |
% it isn't documented anywhere.
|
|
|
685 |
/write=only {
|
|
|
686 |
.writecvs
|
|
|
687 |
} bind def
|
|
|
688 |
/write= {
|
|
|
689 |
1 index exch write=only (\n) writestring
|
|
|
690 |
} bind def
|
|
|
691 |
/=only { (%stdout) (w) file exch write=only } bind def
|
|
|
692 |
/= { =only (\n) print } bind def
|
|
|
693 |
/=print /=only load def
|
|
|
694 |
% Temporarily define == as = for the sake of runlibfile0.
|
|
|
695 |
/== /= load def
|
|
|
696 |
|
|
|
697 |
% The following procedures are documented.
|
|
|
698 |
/copydevice { % <device> copydevice <newdevice>
|
|
|
699 |
false .copydevice2
|
|
|
700 |
} odef
|
|
|
701 |
/finddevice { % <devicename> finddevice <device>
|
|
|
702 |
/devicedict .systemvar exch get
|
|
|
703 |
dup 1 get //null eq {
|
|
|
704 |
% This is the first request for this type of device.
|
|
|
705 |
% Create a default instance now.
|
|
|
706 |
% Stack: [proto null]
|
|
|
707 |
.currentglobal true .setglobal exch
|
|
|
708 |
dup dup 0 get copydevice 1 exch put
|
|
|
709 |
exch .setglobal
|
|
|
710 |
} if 1 get
|
|
|
711 |
} bind def
|
|
|
712 |
/findprotodevice { % <devicename> findprotodevice <protodevice>
|
|
|
713 |
/devicedict .systemvar exch get 0 get
|
|
|
714 |
} bind def
|
|
|
715 |
|
|
|
716 |
% Run a resource file. This allows us to distinguish resource objects
|
|
|
717 |
% from objects coming from input files.
|
|
|
718 |
userdict /.currentresourcefile //null put
|
|
|
719 |
/.execasresource { % <file> <proc|runfile> .execasresource -
|
|
|
720 |
/stopped .systemvar
|
|
|
721 |
/.currentresourcefile .uservar
|
|
|
722 |
% Stack: file proc -stopped- currfile
|
|
|
723 |
.userdict /.currentresourcefile 5 index cvlit put
|
|
|
724 |
2 .execn % stopped <file>
|
|
|
725 |
.userdict /.currentresourcefile 3 -1 roll put
|
|
|
726 |
{ stop } if
|
|
|
727 |
} bind def
|
|
|
728 |
/.runresource { % <file> .runresource -
|
|
|
729 |
{ /run .systemvar exec } .execasresource
|
|
|
730 |
} bind def
|
|
|
731 |
|
|
|
732 |
% Define procedures for getting and setting the current device resolution.
|
|
|
733 |
|
|
|
734 |
/gsgetdeviceprop % <device> <propname> gsgetdeviceprop <value>
|
|
|
735 |
{ 2 copy mark exch //null .dicttomark .getdeviceparams
|
|
|
736 |
dup mark eq % if true, not found
|
|
|
737 |
{ pop dup /undefined signalerror }
|
|
|
738 |
{ 5 1 roll pop pop pop pop }
|
|
|
739 |
ifelse
|
|
|
740 |
} bind def
|
|
|
741 |
/gscurrentresolution % - gscurrentresolution <[xres yres]>
|
|
|
742 |
{ currentdevice /HWResolution gsgetdeviceprop
|
|
|
743 |
} bind def
|
|
|
744 |
/gssetresolution % <[xres yres]> gssetresolution -
|
|
|
745 |
{ 2 array astore mark exch /HWResolution exch
|
|
|
746 |
currentdevice copydevice putdeviceprops setdevice
|
|
|
747 |
} bind def
|
|
|
748 |
|
|
|
749 |
% Define auxiliary procedures needed for the above.
|
|
|
750 |
/shellarguments % -> shell_arguments true (or) false
|
|
|
751 |
{ /ARGUMENTS where
|
|
|
752 |
{ /ARGUMENTS get dup type /arraytype eq
|
|
|
753 |
{ aload pop /ARGUMENTS //null store true }
|
|
|
754 |
{ pop false }
|
|
|
755 |
ifelse }
|
|
|
756 |
{ false } ifelse
|
|
|
757 |
} bind def
|
|
|
758 |
/.confirm {
|
|
|
759 |
DISPLAYING NOPAUSE not TTYPAUSE or and {
|
|
|
760 |
% Print a message (unless NOPAGEPROMPT or NOPROMPT is true)
|
|
|
761 |
% and wait for the user to type something.
|
|
|
762 |
% If the user just types a newline, flush it.
|
|
|
763 |
NOPAGEPROMPT NOPROMPT or { pop } { print flush } ifelse
|
|
|
764 |
.confirmread
|
|
|
765 |
} {
|
|
|
766 |
pop
|
|
|
767 |
} ifelse
|
|
|
768 |
} bind def
|
|
|
769 |
/.confirmread {
|
|
|
770 |
TTYPAUSE {
|
|
|
771 |
(/dev/tty) (r) file dup read pop pop closefile
|
|
|
772 |
} {
|
|
|
773 |
.echo.mode false echo
|
|
|
774 |
(%stdin) (r) file dup read {
|
|
|
775 |
dup (\n) 0 get eq { pop pop } { unread } ifelse
|
|
|
776 |
} {
|
|
|
777 |
pop
|
|
|
778 |
} ifelse echo
|
|
|
779 |
} ifelse
|
|
|
780 |
} bind def
|
|
|
781 |
|
|
|
782 |
% Define the procedure used by .runfile, .runstdin and .runstring
|
|
|
783 |
% for executing user input.
|
|
|
784 |
% This is called with a procedure or executable file on the operand stack.
|
|
|
785 |
/.execute { % <obj> .execute <stopped>
|
|
|
786 |
stopped $error /newerror get and
|
|
|
787 |
{ /handleerror .systemvar exec flush true } { false } ifelse
|
|
|
788 |
} bind def
|
|
|
789 |
/execute { % <obj> execute -
|
|
|
790 |
.execute pop
|
|
|
791 |
} odef
|
|
|
792 |
% Define an execute analogue of runlibfile0.
|
|
|
793 |
/execute0 { % <obj> execute0 -
|
|
|
794 |
.execute { /execute0 cvx 1 .quit } if
|
|
|
795 |
} bind def
|
|
|
796 |
% Define the procedure that the C code uses for running files
|
|
|
797 |
% named on the command line.
|
|
|
798 |
/.runfile {
|
|
|
799 |
{ runlibfile } execute0
|
|
|
800 |
} def
|
|
|
801 |
% Define the procedure that the C code uses for running piped input.
|
|
|
802 |
% We don't use the obvious { (%stdin) run }, because we want the file to be
|
|
|
803 |
% reopened if a startjob does a restore.
|
|
|
804 |
/.runstdin {
|
|
|
805 |
{ { (%stdin) (r) file cvx } .runexec } execute0
|
|
|
806 |
} bind def
|
|
|
807 |
% Define the procedure that the C code uses for running commands
|
|
|
808 |
% given on the command line with -c. We turn the string into a file so that
|
|
|
809 |
% .runexec can do the right thing with a startjob.
|
|
|
810 |
/.runstring {
|
|
|
811 |
.currentglobal exch true .setglobal
|
|
|
812 |
|
|
|
813 |
exch .setglobal cvx { .runexec } execute0
|
|
|
814 |
} bind def
|
|
|
815 |
% Define the procedure that the C code uses to set up for executing
|
|
|
816 |
% a string that may be received in pieces.
|
|
|
817 |
/.runstringbegin {
|
|
|
818 |
.currentglobal true .setglobal
|
|
|
819 |
{ .needinput } bind 0 () .subfiledecode
|
|
|
820 |
exch .setglobal cvx .runexec
|
|
|
821 |
} bind def
|
|
|
822 |
|
|
|
823 |
% Define a special version of runlibfile that aborts on errors.
|
|
|
824 |
/runlibfile0
|
|
|
825 |
{ cvlit dup /.currentfilename exch def
|
|
|
826 |
{ findlibfile not { stop } if }
|
|
|
827 |
stopped
|
|
|
828 |
{ (Can't find \(or open\) initialization file ) print
|
|
|
829 |
.currentfilename == flush /runlibfile0 cvx 1 .quit
|
|
|
830 |
} if
|
|
|
831 |
exch pop cvx stopped
|
|
|
832 |
{ (While reading ) print .currentfilename print (:\n) print flush
|
|
|
833 |
/handleerror .systemvar exec /runlibfile0 1 .quit
|
|
|
834 |
} if
|
|
|
835 |
} bind def
|
|
|
836 |
% Temporarily substitute it for the real runlibfile.
|
|
|
837 |
/.runlibfile /runlibfile load def
|
|
|
838 |
/runlibfile /runlibfile0 load def
|
|
|
839 |
|
|
|
840 |
% Create the error handling machinery.
|
|
|
841 |
% Define the standard error handlers.
|
|
|
842 |
% The interpreter has created the ErrorNames array.
|
|
|
843 |
/.unstoppederrorhandler % <command> <errorname> .unstoppederrorhandler -
|
|
|
844 |
{ % This is the handler that gets used for recursive errors,
|
|
|
845 |
% or errors outside the scope of a 'stopped'.
|
|
|
846 |
2 copy SHORTERRORS
|
|
|
847 |
{ (%%[ Error: ) print =only flush
|
|
|
848 |
(; OffendingCommand: ) print =only ( ]%%) =
|
|
|
849 |
}
|
|
|
850 |
{ (Unrecoverable error: ) print =only flush
|
|
|
851 |
( in ) print = flush
|
|
|
852 |
count 2 gt
|
|
|
853 |
{ (Operand stack:\n ) print
|
|
|
854 |
count 1 sub -1 2 { ( ) print index =only flush } for
|
|
|
855 |
() = flush
|
|
|
856 |
} if
|
|
|
857 |
}
|
|
|
858 |
ifelse
|
|
|
859 |
-1 0 1 //ErrorNames length 1 sub
|
|
|
860 |
{ dup //ErrorNames exch get 3 index eq
|
|
|
861 |
{ not exch pop exit } { pop } ifelse
|
|
|
862 |
}
|
|
|
863 |
for exch pop .quit
|
|
|
864 |
} bind def
|
|
|
865 |
/.errorhandler % <command> <errorname> .errorhandler -
|
|
|
866 |
{ % Detect an internal 'stopped'.
|
|
|
867 |
1 .instopped { //null eq { pop pop stop } if } if
|
|
|
868 |
(I) false .setdebug
|
|
|
869 |
$error /.inerror get 1 .instopped { pop } { pop true } ifelse
|
|
|
870 |
{ .unstoppederrorhandler
|
|
|
871 |
} if % detect error recursion
|
|
|
872 |
$error /globalmode .currentglobal false .setglobal put
|
|
|
873 |
$error /.inerror true put
|
|
|
874 |
$error /newerror true put
|
|
|
875 |
$error exch /errorname exch put
|
|
|
876 |
$error exch /command exch put
|
|
|
877 |
$error /recordstacks get $error /errorname get /VMerror ne and
|
|
|
878 |
{ % Attempt to store the stack contents atomically.
|
|
|
879 |
count array astore dup $error /ostack 4 -1 roll
|
|
|
880 |
% Grab the execstack, then remove to two elements that are from
|
|
|
881 |
% this error handler (not interesting).
|
|
|
882 |
countexecstack array execstack dup length 2 sub 0 exch getinterval
|
|
|
883 |
$error /estack 3 -1 roll
|
|
|
884 |
countdictstack array dictstack $error /dstack 3 -1 roll
|
|
|
885 |
put put put aload pop
|
|
|
886 |
}
|
|
|
887 |
{ $error /dstack .undef
|
|
|
888 |
$error /estack .undef
|
|
|
889 |
$error /ostack .undef
|
|
|
890 |
}
|
|
|
891 |
ifelse
|
|
|
892 |
$error /position currentfile status
|
|
|
893 |
{ currentfile { fileposition } .internalstopped { pop //null } if
|
|
|
894 |
}
|
|
|
895 |
{ % If this was a scanner error, the file is no longer current,
|
|
|
896 |
% but the command holds the file, which may still be open.
|
|
|
897 |
$error /command get dup type /filetype eq
|
|
|
898 |
{ { fileposition } .internalstopped { pop //null } if }
|
|
|
899 |
{ pop //null }
|
|
|
900 |
ifelse
|
|
|
901 |
}
|
|
|
902 |
ifelse put
|
|
|
903 |
% During initialization, we don't reset the allocation
|
|
|
904 |
% mode on errors.
|
|
|
905 |
$error /globalmode get $error /.nosetlocal get and .setglobal
|
|
|
906 |
$error /.inerror false put
|
|
|
907 |
stop
|
|
|
908 |
} bind def
|
|
|
909 |
% Define the standard handleerror. We break out the printing procedure
|
|
|
910 |
% (.printerror) so that it can be extended for binary output
|
|
|
911 |
% if the Level 2 facilities are present.
|
|
|
912 |
/.printerror
|
|
|
913 |
{ $error begin newerror
|
|
|
914 |
{
|
|
|
915 |
/command load errorname SHORTERRORS
|
|
|
916 |
{ (%%[ Error: ) print =only flush
|
|
|
917 |
(; OffendingCommand: ) print =only
|
|
|
918 |
errorinfo dup //null eq {
|
|
|
919 |
pop
|
|
|
920 |
} {
|
|
|
921 |
(;\nErrorInfo:) print
|
|
|
922 |
dup type /arraytype eq
|
|
|
923 |
{ { ( ) print =only } forall }
|
|
|
924 |
{ ( ) print =only }
|
|
|
925 |
ifelse
|
|
|
926 |
} ifelse
|
|
|
927 |
( ]%%) = flush
|
|
|
928 |
}
|
|
|
929 |
{ (Error: ) print ==only flush
|
|
|
930 |
( in ) print ==only flush
|
|
|
931 |
errorinfo dup //null eq {
|
|
|
932 |
pop
|
|
|
933 |
} {
|
|
|
934 |
(\nAdditional information: ) print ==only flush
|
|
|
935 |
} ifelse
|
|
|
936 |
.printerror_long
|
|
|
937 |
}
|
|
|
938 |
ifelse
|
|
|
939 |
.clearerror flush
|
|
|
940 |
}
|
|
|
941 |
{ % newerror is false, test to see if user has set handleerror to a different
|
|
|
942 |
% routine, if so execute it, otherwise, just return. This code deals with the
|
|
|
943 |
% Genoa issue of setting /handleerror, and then calling it, without an error
|
|
|
944 |
% being set. We were erroring in this case, due to /command load failing.
|
|
|
945 |
|
|
|
946 |
/errordict .systemvar dup /handleerror get exch
|
|
|
947 |
//JOBSERVER { /.GShandleerror } { /handleerror } ifelse
|
|
|
948 |
get ne
|
|
|
949 |
{ /errordict .systemvar begin /handleerror load .internalstopped pop end
|
|
|
950 |
}
|
|
|
951 |
if
|
|
|
952 |
}
|
|
|
953 |
ifelse % newerror
|
|
|
954 |
end
|
|
|
955 |
flush
|
|
|
956 |
} bind def
|
|
|
957 |
/.printerror_long % long error printout,
|
|
|
958 |
% $error is on the dict stack
|
|
|
959 |
{ % Push the (anonymous) stack printing procedure.
|
|
|
960 |
% <heading> <==flag> <override-name> <stackname> proc
|
|
|
961 |
{
|
|
|
962 |
currentdict exch .knownget % stackname defined in $error?
|
|
|
963 |
{
|
|
|
964 |
4 1 roll % stack: <stack> <head> <==flag> <over>
|
|
|
965 |
/errordict .systemvar exch .knownget % overridename defined?
|
|
|
966 |
{
|
|
|
967 |
exch pop exch pop exec % call override with <stack>
|
|
|
968 |
}
|
|
|
969 |
{
|
|
|
970 |
exch print exch % print heading. stack <==flag> <stack>
|
|
|
971 |
1 index not { () = } if
|
|
|
972 |
{ 1 index { (\n ) } { ( ) } ifelse print
|
|
|
973 |
dup type /dicttype eq
|
|
|
974 |
{
|
|
|
975 |
(--dict:) print
|
|
|
976 |
dup rcheck {
|
|
|
977 |
dup length =only (/) print dup maxlength =only
|
|
|
978 |
dup wcheck not { ((ro)) print } if
|
|
|
979 |
} if
|
|
|
980 |
/gcheck where {
|
|
|
981 |
pop gcheck { ((G)) } { ((L)) } ifelse print
|
|
|
982 |
} {
|
|
|
983 |
pop
|
|
|
984 |
} ifelse (--) print
|
|
|
985 |
}
|
|
|
986 |
{
|
|
|
987 |
dup type /stringtype eq 2 index or
|
|
|
988 |
{ ==only } { =only } ifelse
|
|
|
989 |
} ifelse
|
|
|
990 |
} forall
|
|
|
991 |
pop
|
|
|
992 |
}
|
|
|
993 |
ifelse % overridden
|
|
|
994 |
}
|
|
|
995 |
{ pop pop pop
|
|
|
996 |
}
|
|
|
997 |
ifelse % stack known
|
|
|
998 |
}
|
|
|
999 |
|
|
|
1000 |
(\nOperand stack:) OSTACKPRINT /.printostack /ostack 4 index exec
|
|
|
1001 |
(\nExecution stack:) ESTACKPRINT /.printestack /estack 4 index exec
|
|
|
1002 |
(\nBacktrace:) true /.printbacktrace /backtrace 4 index exec
|
|
|
1003 |
(\nDictionary stack:) false /.printdstack /dstack 4 index exec
|
|
|
1004 |
() =
|
|
|
1005 |
pop % printing procedure
|
|
|
1006 |
|
|
|
1007 |
errorname /VMerror eq
|
|
|
1008 |
{ (VM status:) print mark vmstatus
|
|
|
1009 |
counttomark { ( ) print counttomark -1 roll dup =only } repeat
|
|
|
1010 |
cleartomark () =
|
|
|
1011 |
} if
|
|
|
1012 |
|
|
|
1013 |
.languagelevel 2 ge
|
|
|
1014 |
{ (Current allocation mode is ) print
|
|
|
1015 |
globalmode { (global\n) } { (local\n) } ifelse print
|
|
|
1016 |
} if
|
|
|
1017 |
|
|
|
1018 |
.oserrno dup 0 ne
|
|
|
1019 |
{ (Last OS error: ) print
|
|
|
1020 |
errorname /VMerror ne
|
|
|
1021 |
{ dup .oserrorstring { = pop } { = } ifelse }
|
|
|
1022 |
{ = }
|
|
|
1023 |
ifelse
|
|
|
1024 |
}
|
|
|
1025 |
{ pop
|
|
|
1026 |
}
|
|
|
1027 |
ifelse
|
|
|
1028 |
|
|
|
1029 |
position //null ne
|
|
|
1030 |
{ (Current file position is ) print position = }
|
|
|
1031 |
if
|
|
|
1032 |
|
|
|
1033 |
} bind def
|
|
|
1034 |
% Define a procedure for clearing the error indication.
|
|
|
1035 |
/.clearerror
|
|
|
1036 |
{ $error /newerror false put
|
|
|
1037 |
$error /errorname //null put
|
|
|
1038 |
$error /errorinfo //null put
|
|
|
1039 |
|
|
|
1040 |
} bind def
|
|
|
1041 |
|
|
|
1042 |
% Define $error. This must be in local VM.
|
|
|
1043 |
.currentglobal false .setglobal
|
|
|
1044 |
/$error 40 dict .forcedef % $error is local, systemdict is global
|
|
|
1045 |
% newerror, errorname, command, errorinfo,
|
|
|
1046 |
% ostack, estack, dstack, recordstacks,
|
|
|
1047 |
% binary, globalmode,
|
|
|
1048 |
% .inerror, .nosetlocal, position,
|
|
|
1049 |
% plus extra space for badly designed error handers.
|
|
|
1050 |
$error begin
|
|
|
1051 |
/newerror false def
|
|
|
1052 |
/recordstacks true def
|
|
|
1053 |
/binary false def
|
|
|
1054 |
/globalmode .currentglobal def
|
|
|
1055 |
/.inerror false def
|
|
|
1056 |
/.nosetlocal true def
|
|
|
1057 |
/position //null def
|
|
|
1058 |
end
|
|
|
1059 |
% Define errordict similarly. It has one entry per error name,
|
|
|
1060 |
% plus handleerror. However, some astonishingly badly written PostScript
|
|
|
1061 |
% files require it to have at least one empty slot.
|
|
|
1062 |
/errordict ErrorNames length 3 add dict
|
|
|
1063 |
.forcedef % errordict is local, systemdict is global
|
|
|
1064 |
.setglobal % contents of errordict are global
|
|
|
1065 |
errordict begin
|
|
|
1066 |
ErrorNames
|
|
|
1067 |
{ mark 1 index systemdict /.errorhandler get /exec load .packtomark cvx def
|
|
|
1068 |
} forall
|
|
|
1069 |
% The handlers for interrupt and timeout are special; there is no
|
|
|
1070 |
% 'current object', so they push their own name.
|
|
|
1071 |
{ /interrupt /timeout }
|
|
|
1072 |
{ mark 1 index dup systemdict /.errorhandler get /exec load .packtomark cvx def
|
|
|
1073 |
} forall
|
|
|
1074 |
/handleerror % this key is 'well known' and some PS may redefine it
|
|
|
1075 |
{ /.printerror .systemvar exec
|
|
|
1076 |
} bind def
|
|
|
1077 |
% a private entry that we will always use under JOBSERVER mode
|
|
|
1078 |
/.GShandleerror
|
|
|
1079 |
{ /.printerror .systemvar exec
|
|
|
1080 |
} bind def
|
|
|
1081 |
|
|
|
1082 |
end
|
|
|
1083 |
|
|
|
1084 |
% Define the [write]==[only] procedures.
|
|
|
1085 |
/.dict 8 dict dup
|
|
|
1086 |
begin def
|
|
|
1087 |
/.cvp {1 index exch 1 .writecvp} bind def
|
|
|
1088 |
/.p {1 index exch writestring} bind def
|
|
|
1089 |
/.p1 {2 index exch writestring} bind def
|
|
|
1090 |
/.p2 {3 index exch writestring} bind def
|
|
|
1091 |
/.print
|
|
|
1092 |
{ dup type .dict exch .knownget { exec } { .cvp } ifelse
|
|
|
1093 |
} bind def
|
|
|
1094 |
/arraytype
|
|
|
1095 |
{dup rcheck
|
|
|
1096 |
{() exch dup xcheck
|
|
|
1097 |
{({) .p2
|
|
|
1098 |
{exch .p1
|
|
|
1099 |
1 index exch .print pop ( )} forall
|
|
|
1100 |
(})}
|
|
|
1101 |
{([) .p2
|
|
|
1102 |
{exch .p1
|
|
|
1103 |
1 index exch .print pop ( )} forall
|
|
|
1104 |
(])}
|
|
|
1105 |
ifelse exch pop .p}
|
|
|
1106 |
{.cvp}
|
|
|
1107 |
ifelse} bind def
|
|
|
1108 |
/packedarraytype /arraytype load def
|
|
|
1109 |
{//.dict begin .print pop end}
|
|
|
1110 |
bind
|
|
|
1111 |
end
|
|
|
1112 |
|
|
|
1113 |
/write==only exch def
|
|
|
1114 |
/write== {1 index exch write==only (\n) writestring} bind def
|
|
|
1115 |
/==only { (%stdout) (w) file exch write==only } bind def
|
|
|
1116 |
/== {==only (\n) print} bind def
|
|
|
1117 |
|
|
|
1118 |
% Define [write]===[only], an extension that prints dictionaries
|
|
|
1119 |
% in readable form and doesn't truncate strings.
|
|
|
1120 |
/.dict /write==only load 0 get dup length 2 add dict .copydict dup
|
|
|
1121 |
begin def
|
|
|
1122 |
/dicttype
|
|
|
1123 |
{ dup rcheck
|
|
|
1124 |
{ (<< ) .p1
|
|
|
1125 |
{ 2 index 3 -1 roll .print pop ( ) .p1
|
|
|
1126 |
1 index exch .print pop ( ) .p
|
|
|
1127 |
}
|
|
|
1128 |
forall (>>) .p
|
|
|
1129 |
}
|
|
|
1130 |
{ .cvp
|
|
|
1131 |
}
|
|
|
1132 |
ifelse
|
|
|
1133 |
} bind def
|
|
|
1134 |
/stringtype
|
|
|
1135 |
{ 1 index exch 2 .writecvp
|
|
|
1136 |
} bind def
|
|
|
1137 |
|
|
|
1138 |
{//.dict begin .print pop end}
|
|
|
1139 |
bind
|
|
|
1140 |
end
|
|
|
1141 |
|
|
|
1142 |
/write===only exch def
|
|
|
1143 |
/write=== {1 index exch write===only (\n) writestring} bind def
|
|
|
1144 |
/===only { (%stdout) (w) file exch write===only } bind def
|
|
|
1145 |
/=== { ===only (\n) print } bind def
|
|
|
1146 |
|
|
|
1147 |
% Create the initialization queue.
|
|
|
1148 |
|
|
|
1149 |
/.delayed_init_queue 10 dict def
|
|
|
1150 |
|
|
|
1151 |
/.schedule_init % <priority> <proc> .schedule_init -
|
|
|
1152 |
{
|
|
|
1153 |
//.delayed_init_queue 2 index known {
|
|
|
1154 |
(.delayed_init_queue priority conflict with ) print 1 index =
|
|
|
1155 |
/.schedule_init cvx /configurationerror signalerror
|
|
|
1156 |
} if
|
|
|
1157 |
//.delayed_init_queue 3 1 roll .growput
|
|
|
1158 |
} bind def
|
|
|
1159 |
|
|
|
1160 |
/.execute_schedulled_inits % - .execute_schedulled_inits -
|
|
|
1161 |
{
|
|
|
1162 |
{ 0 //null //.delayed_init_queue { % maxp {} p {}
|
|
|
1163 |
3 index 2 index lt {
|
|
|
1164 |
4 2 roll
|
|
|
1165 |
} if
|
|
|
1166 |
pop pop
|
|
|
1167 |
} forall
|
|
|
1168 |
exch //.delayed_init_queue exch undef
|
|
|
1169 |
dup //null eq {
|
|
|
1170 |
pop exit
|
|
|
1171 |
} if
|
|
|
1172 |
exec
|
|
|
1173 |
} loop
|
|
|
1174 |
} bind def
|
|
|
1175 |
|
|
|
1176 |
(END PROCS) VMDEBUG
|
|
|
1177 |
|
|
|
1178 |
% Define the font directory.
|
|
|
1179 |
/FontDirectory false .setglobal 100 dict true .setglobal
|
|
|
1180 |
.forcedef % FontDirectory is local, systemdict is global
|
|
|
1181 |
|
|
|
1182 |
% Define the encoding dictionary.
|
|
|
1183 |
/EncodingDirectory 16 dict def % enough for Level 2 + PDF standard encodings
|
|
|
1184 |
|
|
|
1185 |
% Define .findencoding. (This is redefined in Level 2.)
|
|
|
1186 |
/.findencoding
|
|
|
1187 |
{ //EncodingDirectory exch get exec
|
|
|
1188 |
} bind def
|
|
|
1189 |
/.defineencoding
|
|
|
1190 |
{ //EncodingDirectory 3 1 roll put
|
|
|
1191 |
} bind def
|
|
|
1192 |
% If we've got the composite font extensions, define findencoding.
|
|
|
1193 |
% To satisfy the Genoa FTS, findencoding must be a procedure, not an operator.
|
|
|
1194 |
/rootfont where { pop /findencoding { .findencoding } def } if
|
|
|
1195 |
|
|
|
1196 |
% Define .registerencoding.
|
|
|
1197 |
% NOTE: This procedure no longer does anything, but it must continue to
|
|
|
1198 |
% exist for the sake of toolbin/encs2c.ps.
|
|
|
1199 |
/.registerencoding { % <index> <array> .registerencoding -
|
|
|
1200 |
pop pop
|
|
|
1201 |
} bind odef
|
|
|
1202 |
|
|
|
1203 |
% Load StandardEncoding.
|
|
|
1204 |
%% Replace 1 (gs_std_e.ps)
|
|
|
1205 |
(gs_std_e.ps) dup runlibfile VMDEBUG
|
|
|
1206 |
|
|
|
1207 |
% Load ISOLatin1Encoding.
|
|
|
1208 |
%% Replace 1 (gs_il1_e.ps)
|
|
|
1209 |
(gs_il1_e.ps) dup runlibfile VMDEBUG
|
|
|
1210 |
|
|
|
1211 |
% Define stubs for the Symbol and Dingbats encodings.
|
|
|
1212 |
% Note that the first element of the procedure must be the file name,
|
|
|
1213 |
% since gs_lev2.ps extracts it to set up the Encoding resource category.
|
|
|
1214 |
|
|
|
1215 |
/SymbolEncoding { /SymbolEncoding .findencoding } bind def
|
|
|
1216 |
%% Replace 3 (gs_sym_e.ps)
|
|
|
1217 |
EncodingDirectory /SymbolEncoding
|
|
|
1218 |
{ (gs_sym_e.ps) //systemdict begin runlibfile SymbolEncoding end }
|
|
|
1219 |
bind put
|
|
|
1220 |
|
|
|
1221 |
/DingbatsEncoding { /DingbatsEncoding .findencoding } bind def
|
|
|
1222 |
%% Replace 3 (gs_dbt_e.ps)
|
|
|
1223 |
EncodingDirectory /DingbatsEncoding
|
|
|
1224 |
{ (gs_dbt_e.ps) //systemdict begin runlibfile DingbatsEncoding end }
|
|
|
1225 |
bind put
|
|
|
1226 |
|
|
|
1227 |
(END FONTDIR/ENCS) VMDEBUG
|
|
|
1228 |
|
|
|
1229 |
% Construct a dictionary of all available devices.
|
|
|
1230 |
% These are (read-only) device prototypes that can't be
|
|
|
1231 |
% installed or have their parameters changed. For this reason,
|
|
|
1232 |
% the value in the dictionary is actually a 2-element writable array,
|
|
|
1233 |
% to allow us to create a default instance of the prototype on demand.
|
|
|
1234 |
|
|
|
1235 |
% Loop until the .getdevice gets a rangecheck.
|
|
|
1236 |
errordict /rangecheck 2 copy get
|
|
|
1237 |
errordict /rangecheck { pop stop } put % pop the command
|
|
|
1238 |
|
|
|
1239 |
1 add dict /devicedict 1 index def
|
|
|
1240 |
begin % 2nd copy of count is on stack
|
|
|
1241 |
{ dup .devicename exch
|
|
|
1242 |
dup wcheck { dup } { //null } ifelse 2 array astore def
|
|
|
1243 |
} repeat
|
|
|
1244 |
end
|
|
|
1245 |
put % errordict /rangecheck
|
|
|
1246 |
.clearerror
|
|
|
1247 |
/devicenames devicedict { pop } forall devicedict length packedarray def
|
|
|
1248 |
|
|
|
1249 |
% Determine the default device.
|
|
|
1250 |
/defaultdevice DISPLAYING
|
|
|
1251 |
{ systemdict /DEVICE .knownget
|
|
|
1252 |
{ devicedict 1 index known not
|
|
|
1253 |
{ (Unknown device: ) print =
|
|
|
1254 |
flush /defaultdevice cvx 1 .quit
|
|
|
1255 |
}
|
|
|
1256 |
if
|
|
|
1257 |
}
|
|
|
1258 |
{ 0 .getdevice .devicename
|
|
|
1259 |
}
|
|
|
1260 |
ifelse
|
|
|
1261 |
}
|
|
|
1262 |
{ /nullpage
|
|
|
1263 |
}
|
|
|
1264 |
ifelse
|
|
|
1265 |
/.defaultdevicename 1 index def
|
|
|
1266 |
finddevice % make a copy
|
|
|
1267 |
def
|
|
|
1268 |
devicedict /Default devicedict .defaultdevicename get put
|
|
|
1269 |
|
|
|
1270 |
(END DEVS) VMDEBUG
|
|
|
1271 |
|
|
|
1272 |
% Define statusdict, for the benefit of programs
|
|
|
1273 |
% that think they are running on a LaserWriter or similar printer.
|
|
|
1274 |
%% Replace 1 (gs_statd.ps)
|
|
|
1275 |
(gs_statd.ps) runlibfile
|
|
|
1276 |
|
|
|
1277 |
(END STATD) VMDEBUG
|
|
|
1278 |
|
|
|
1279 |
% Load the standard font environment.
|
|
|
1280 |
%% Replace 1 (gs_fonts.ps)
|
|
|
1281 |
(gs_fonts.ps) runlibfile
|
|
|
1282 |
|
|
|
1283 |
(END GS_FONTS) VMDEBUG
|
|
|
1284 |
|
|
|
1285 |
% Define the default halftone screen and BG/UCR functions now, so that
|
|
|
1286 |
% it will bind in the original definitions of set[color]screen.
|
|
|
1287 |
% We make this a procedure so we can call it again when switching devices.
|
|
|
1288 |
|
|
|
1289 |
% Use an ordered dither for low-resolution devices.
|
|
|
1290 |
/.setloreshalftone { % <dpi> .setloreshalftone -
|
|
|
1291 |
% The following 'ordered dither' spot function was contributed by
|
|
|
1292 |
% Gregg Townsend. Thanks, Gregg!
|
|
|
1293 |
16.001 div 0 % not 16: avoids rounding problems
|
|
|
1294 |
{ 1 add 7.9999 mul cvi exch 1 add 7.9999 mul cvi 16 mul add <
|
|
|
1295 |
0E 8E 2E AE 06 86 26 A6 0C 8C 2C AC 04 84 24 A4
|
|
|
1296 |
CE 4E EE 6E C6 46 E6 66 CC 4C EC 6C C4 44 E4 64
|
|
|
1297 |
3E BE 1E 9E 36 B6 16 96 3C BC 1C 9C 34 B4 14 94
|
|
|
1298 |
FE 7E DE 5E F6 76 D6 56 FC 7C DC 5C F4 74 D4 54
|
|
|
1299 |
01 81 21 A1 09 89 29 A9 03 83 23 A3 0B 8B 2B AB
|
|
|
1300 |
C1 41 E1 61 C9 49 E9 69 C3 43 E3 63 CB 4B EB 6B
|
|
|
1301 |
31 B1 11 91 39 B9 19 99 33 B3 13 93 3B BB 1B 9B
|
|
|
1302 |
F1 71 D1 51 F9 79 D9 59 F3 73 D3 53 FB 7B DB 5B
|
|
|
1303 |
0D 8D 2D AD 05 85 25 A5 0F 8F 2F AF 07 87 27 A7
|
|
|
1304 |
CD 4D ED 6D C5 45 E5 65 CF 4F EF 6F C7 47 E7 67
|
|
|
1305 |
3D BD 1D 9D 35 B5 15 95 3F BF 1F 9F 37 B7 17 97
|
|
|
1306 |
FD 7D DD 5D F5 75 D5 55 FF 7F DF 5F F7 77 D7 57
|
|
|
1307 |
02 82 22 A2 0A 8A 2A AA 00 80 20 A0 08 88 28 A8
|
|
|
1308 |
C2 42 E2 62 CA 4A EA 6A C0 40 E0 60 C8 48 E8 68
|
|
|
1309 |
32 B2 12 92 3A BA 1A 9A 30 B0 10 90 38 B8 18 98
|
|
|
1310 |
F2 72 D2 52 FA 7A DA 5A F0 70 D0 50 F8 78 D8 58
|
|
|
1311 |
> exch get 256 div
|
|
|
1312 |
}
|
|
|
1313 |
bind
|
|
|
1314 |
% Use correct, per-plane screens for CMYK devices only.
|
|
|
1315 |
//systemdict /setcolorscreen known processcolors 4 eq and
|
|
|
1316 |
{ 3 copy 6 copy //setcolorscreen }
|
|
|
1317 |
{ //setscreen }
|
|
|
1318 |
ifelse
|
|
|
1319 |
} bind def
|
|
|
1320 |
/.setloresscreen { % <dpi> .setloresscreen -
|
|
|
1321 |
.setloreshalftone
|
|
|
1322 |
|
|
|
1323 |
/setstrokeadjust where { pop true setstrokeadjust } if
|
|
|
1324 |
} bind def
|
|
|
1325 |
% Use a 45-degree spot screen for high-resolution devices.
|
|
|
1326 |
/.sethireshalftone { % <dpi> .sethireshalftone <doscreen>
|
|
|
1327 |
% According to information published by Hewlett-Packard,
|
|
|
1328 |
% they use a 60 line screen on 300 DPI printers and
|
|
|
1329 |
% an 85 line screen on 600 DPI printers.
|
|
|
1330 |
% However, we use a 106 line screen, which produces smoother-
|
|
|
1331 |
% looking shades but fewer of them (32 vs. 50).
|
|
|
1332 |
% 46 was suggested as a good frequency value for printers
|
|
|
1333 |
% between 200 and 400 DPI, so we use it for lower resolutions.
|
|
|
1334 |
% Imagesetters need even higher frequency screens.
|
|
|
1335 |
//systemdict /DITHERPPI known
|
|
|
1336 |
{ DITHERPPI
|
|
|
1337 |
}
|
|
|
1338 |
{ dup cvi 100 idiv 15 .min
|
|
|
1339 |
{//null 46 46 60 60 60 106 106 106 106 133 133 133 133 133 150}
|
|
|
1340 |
exch get
|
|
|
1341 |
}
|
|
|
1342 |
ifelse
|
|
|
1343 |
1 index 4.01 div .min % at least a 4x4 cell
|
|
|
1344 |
45
|
|
|
1345 |
% The following screen algorithm is used by permission of the author.
|
|
|
1346 |
{ 1 add 180 mul cos 1 0.08 add mul exch 2 add 180 mul cos
|
|
|
1347 |
1 0.08 sub mul add 2 div % (C) 1989 Berthold K.P. Horn
|
|
|
1348 |
}
|
|
|
1349 |
bind
|
|
|
1350 |
% Determine whether we have lots of process colors.
|
|
|
1351 |
% If so, don't bother with color screening or gamma correction.
|
|
|
1352 |
% Also don't do gamma correction on very high-resolution devices.
|
|
|
1353 |
% (This should depend on dot gain, not resolution, but we don't
|
|
|
1354 |
% currently have a way to determine this.) Ignore missing components
|
|
|
1355 |
% (*Values = 1).
|
|
|
1356 |
currentdevice mark
|
|
|
1357 |
/RedValues 0 /GreenValues 0 /BlueValues 0 /GrayValues 0
|
|
|
1358 |
.dicttomark .getdeviceparams
|
|
|
1359 |
counttomark 2 idiv 1 sub
|
|
|
1360 |
{ exch pop dup 1 le
|
|
|
1361 |
{ pop }
|
|
|
1362 |
{ exch dup 1 le
|
|
|
1363 |
{ pop }
|
|
|
1364 |
{ .min }
|
|
|
1365 |
ifelse
|
|
|
1366 |
}
|
|
|
1367 |
ifelse
|
|
|
1368 |
}
|
|
|
1369 |
repeat
|
|
|
1370 |
exch pop exch pop 32 lt 4 index 800 lt and 5 1 roll
|
|
|
1371 |
% Stack: doscreen dpi freq angle proc
|
|
|
1372 |
% Ghostscript currently doesn't use correct, per-plane halftones
|
|
|
1373 |
% unless setcolorscreen has been executed. Since these are
|
|
|
1374 |
% computationally much more expensive than binary halftones,
|
|
|
1375 |
% we check to make sure they are really warranted, i.e., we have
|
|
|
1376 |
% a high-resolution CMYK device (i.e., not a display) with
|
|
|
1377 |
% fewer than 5 bits per plane (i.e., not a true-color device).
|
|
|
1378 |
4 -1 roll 150 ge
|
|
|
1379 |
{ /setcolorscreen where
|
|
|
1380 |
{ pop //systemdict /COLORSCREEN known
|
|
|
1381 |
{ COLORSCREEN }
|
|
|
1382 |
{ 3 index }
|
|
|
1383 |
ifelse
|
|
|
1384 |
dup false ne
|
|
|
1385 |
{ 4 1 roll 3 copy 6 copy 13 -1 roll
|
|
|
1386 |
% For really high-quality screening on printers, we need to
|
|
|
1387 |
% give each plane its own screen angle. Unfortunately,
|
|
|
1388 |
% this currently has very large space and time costs.
|
|
|
1389 |
true eq % true => different angles,
|
|
|
1390 |
% 0 => same angles
|
|
|
1391 |
{ { 45 90 15 75 } { 3 1 roll exch pop 12 3 roll } forall
|
|
|
1392 |
}
|
|
|
1393 |
if //setcolorscreen
|
|
|
1394 |
}
|
|
|
1395 |
{ pop //setscreen % false => single binary screen
|
|
|
1396 |
}
|
|
|
1397 |
ifelse
|
|
|
1398 |
}
|
|
|
1399 |
{ //setscreen % setcolorscreen not known
|
|
|
1400 |
}
|
|
|
1401 |
ifelse
|
|
|
1402 |
}
|
|
|
1403 |
{ //setscreen % not high resolution
|
|
|
1404 |
}
|
|
|
1405 |
ifelse
|
|
|
1406 |
} bind def
|
|
|
1407 |
/.sethiresscreen { % <dpi> .sethiresscreen
|
|
|
1408 |
.sethireshalftone % pushes true if a screen halftone used
|
|
|
1409 |
% Stack: doscree
|
|
|
1410 |
{
|
|
|
1411 |
% Set the transfer function to lighten up the grays.
|
|
|
1412 |
% Parameter values closer to 1 are better for devices with
|
|
|
1413 |
% less dot spreading; lower values are better with more spreading.
|
|
|
1414 |
% The value 0.8 is a compromise that will probably please no one!
|
|
|
1415 |
%
|
|
|
1416 |
% Because of a bug in FrameMaker, we have to accept operands
|
|
|
1417 |
% outside the valid range of [0..1].
|
|
|
1418 |
{
|
|
|
1419 |
dup dup 0.0 gt exch 1.0 lt and
|
|
|
1420 |
{
|
|
|
1421 |
0.8 exp
|
|
|
1422 |
}
|
|
|
1423 |
if
|
|
|
1424 |
}
|
|
|
1425 |
}
|
|
|
1426 |
{
|
|
|
1427 |
% Set the transfer function to the identity.
|
|
|
1428 |
|
|
|
1429 |
}
|
|
|
1430 |
ifelse
|
|
|
1431 |
settransfer
|
|
|
1432 |
/setstrokeadjust where
|
|
|
1433 |
{ pop false setstrokeadjust }
|
|
|
1434 |
if
|
|
|
1435 |
|
|
|
1436 |
% Increase fill adjustment so that we effectively use Adobe's
|
|
|
1437 |
% any-part-of-pixel rule.
|
|
|
1438 |
0.5 .setfilladjust
|
|
|
1439 |
} bind def
|
|
|
1440 |
% Set the default screen and BG/UCR.
|
|
|
1441 |
/.setdefaultbgucr {
|
|
|
1442 |
systemdict /setblackgeneration known {
|
|
|
1443 |
{ pop 0 } dup setblackgeneration setundercolorremoval
|
|
|
1444 |
} if
|
|
|
1445 |
} bind def
|
|
|
1446 |
/.useloresscreen { % - .useloresscreen <bool>
|
|
|
1447 |
% Compute min(|dpi x|,|dpi y|) as the definition of the resolution.
|
|
|
1448 |
72 72 matrix defaultmatrix dtransform abs exch abs .min
|
|
|
1449 |
dup 150 lt //systemdict /DITHERPPI known not and
|
|
|
1450 |
} bind def
|
|
|
1451 |
|
|
|
1452 |
% The following implementation uses LL2 extensions, but only in stopped
|
|
|
1453 |
% contexts so that with LL1, the .set??reshalftone will be used.
|
|
|
1454 |
%
|
|
|
1455 |
% - .getdefaulthalftone <halftonedict> true if default found
|
|
|
1456 |
% false
|
|
|
1457 |
/.getdefaulthalftone {
|
|
|
1458 |
% try the device to see if it has a default halftone
|
|
|
1459 |
{ currentdevice /HalftoneDefault gsgetdeviceprop } .internalstopped
|
|
|
1460 |
{ pop pop false } % no device property
|
|
|
1461 |
{ dup type /dicttype eq { true } { pop false } ifelse }
|
|
|
1462 |
ifelse
|
|
|
1463 |
% stack: <halftonedict> true if default found
|
|
|
1464 |
% false not found
|
|
|
1465 |
dup not
|
|
|
1466 |
{ % device did not provide a default, try Resource
|
|
|
1467 |
pop { /Default /Halftone /findresource .systemvar exec } .internalstopped
|
|
|
1468 |
{ pop pop false } { true } ifelse
|
|
|
1469 |
}
|
|
|
1470 |
if
|
|
|
1471 |
} bind def
|
|
|
1472 |
|
|
|
1473 |
/.setdefaulthalftone {
|
|
|
1474 |
.getdefaulthalftone
|
|
|
1475 |
{ sethalftone }
|
|
|
1476 |
{ % default not found
|
|
|
1477 |
.useloresscreen { .setloreshalftone } { .sethireshalftone pop } ifelse
|
|
|
1478 |
}
|
|
|
1479 |
ifelse
|
|
|
1480 |
} bind def
|
|
|
1481 |
|
|
|
1482 |
/.setdefaultscreen {
|
|
|
1483 |
.useloresscreen { .setloresscreen } { .sethiresscreen } ifelse
|
|
|
1484 |
.setdefaultbgucr
|
|
|
1485 |
} bind def
|
|
|
1486 |
|
|
|
1487 |
% Load basic color support
|
|
|
1488 |
%% Replace 1 (gs_cspace.ps)
|
|
|
1489 |
(gs_cspace.ps) runlibfile
|
|
|
1490 |
|
|
|
1491 |
(END BASIC COLOR) VMDEBUG
|
|
|
1492 |
|
|
|
1493 |
%% Replace 1 (gs_devcs.ps)
|
|
|
1494 |
(gs_devcs.ps) runlibfile
|
|
|
1495 |
|
|
|
1496 |
(END LEVEL 1 COLOR) VMDEBUG
|
|
|
1497 |
|
|
|
1498 |
% Load image support
|
|
|
1499 |
%% Replace 1 (gs_img.ps)
|
|
|
1500 |
(gs_img.ps) runlibfile
|
|
|
1501 |
|
|
|
1502 |
(END IMAGE) VMDEBUG
|
|
|
1503 |
|
|
|
1504 |
% Auxiliary procedures for generating file name templates.
|
|
|
1505 |
|
|
|
1506 |
% Convert a path name into a string suitable for filenameforall
|
|
|
1507 |
% For example: (a\\b*?c) to (a\\\\b\\*\\?c)
|
|
|
1508 |
/.makepathtemplate { % str1 -- str2
|
|
|
1509 |
dup length dup add string 0 % result string up to twice the size
|
|
|
1510 |
|
|
|
1511 |
3 index exch get
|
|
|
1512 |
dup 92 eq { % \ -> \\
|
|
|
1513 |
2 index 2 index 92
|
|
|
1514 |
put
|
|
|
1515 |
exch 1 add exch
|
|
|
1516 |
}
|
|
|
1517 |
if
|
|
|
1518 |
dup 42 eq { % * -> \*
|
|
|
1519 |
2 index 2 index 92
|
|
|
1520 |
put
|
|
|
1521 |
exch 1 add exch
|
|
|
1522 |
}
|
|
|
1523 |
if
|
|
|
1524 |
dup 63 eq { % ? -> \?
|
|
|
1525 |
2 index 2 index 92
|
|
|
1526 |
put
|
|
|
1527 |
exch 1 add exch
|
|
|
1528 |
}
|
|
|
1529 |
if
|
|
|
1530 |
2 index 2 index 3 -1 roll put 1 add
|
|
|
1531 |
} for
|
|
|
1532 |
|
|
|
1533 |
} bind def
|
|
|
1534 |
|
|
|
1535 |
% <dir_list> <template> .generate_dir_list_templates <t1> ... <tN>
|
|
|
1536 |
%
|
|
|
1537 |
% Generates various valid templates combining a directory list with a given template.
|
|
|
1538 |
%
|
|
|
1539 |
% Example1 (DOS, Windows) :
|
|
|
1540 |
% [(/gs/lib) (/gs/Resource/) (\gs8.00\Resource)] (*/*) -->
|
|
|
1541 |
% (/gs/lib/*/*) (/gs/Resource/*/*) (\\gs8.00\\Resource/*/*)
|
|
|
1542 |
%
|
|
|
1543 |
% Example2 (OpenVMS) :
|
|
|
1544 |
% [(gs:[lib]) (gs:[Resource]) (gs800:[Resource)] (*]*) -->
|
|
|
1545 |
% ((gs:[lib.*]*) [gs:[Resource.*]*) ([gs800:[Resource.*]*)
|
|
|
1546 |
%
|
|
|
1547 |
/.generate_dir_list_templates
|
|
|
1548 |
{ % [dl] (templ)
|
|
|
1549 |
% We need to convert paths into templates,
|
|
|
1550 |
% because it can include '\' on DOS.
|
|
|
1551 |
% In same time, the <template> must not convert,
|
|
|
1552 |
% because it is already a template.
|
|
|
1553 |
% Besides that, we cannot combine template using .file_name_combine,
|
|
|
1554 |
% because template syntax breaks the platform path syntax.
|
|
|
1555 |
% To resolve this, we first convert the <template> into
|
|
|
1556 |
% a fake filename, and combine it with path,
|
|
|
1557 |
% obtaining a correct separator. Then we replace
|
|
|
1558 |
% the fake file name with the given template.
|
|
|
1559 |
%
|
|
|
1560 |
|
|
|
1561 |
% Create the fake file name :
|
|
|
1562 |
dup dup length string copy % [dl] (templ) (ffn)
|
|
|
1563 |
(*) 0 get (?) 0 get (\\) 0 get (x) 0 get 0 0 % [dl] (templ) (ffn) * ? \ x i j
|
|
|
1564 |
{ 1 index 7 index length ge { exit } if
|
|
|
1565 |
6 index 2 index get % [dl] (templ) (ffn) * ? \ x i j c
|
|
|
1566 |
dup 7 index eq % [dl] (templ) (ffn) * ? \ x i j c bool
|
|
|
1567 |
1 index 7 index eq or { % *?
|
|
|
1568 |
pop 2 index
|
|
|
1569 |
} if % [dl] (templ) (ffn) * ? \ x i j C
|
|
|
1570 |
dup 5 index eq { % \
|
|
|
1571 |
3 2 roll 1 add 3 1 roll % [dl] (templ) (ffn) * ? \ x i' j C
|
|
|
1572 |
2 index 8 index length ge { pop exit } if
|
|
|
1573 |
pop 6 index 2 index get % [dl] (templ) (ffn) * ? \ x i' j C'
|
|
|
1574 |
} if
|
|
|
1575 |
7 index 2 index 3 2 roll put % [dl] (templ) (ffn) * ? \ x i' j
|
|
|
1576 |
1 add exch 1 add exch % [dl] (templ) (ffn) * ? \ x i'' j'
|
|
|
1577 |
} loop % [dl] (templ) (ffn) * ? \ x i j
|
|
|
1578 |
6 1 roll pop % [dl] (templ) (ffn) j * ? \ x
|
|
|
1579 |
exch pop exch pop exch pop exch % [dl] (templ) (ffn) x j
|
|
|
1580 |
{ dup 3 index length ge { exit } if
|
|
|
1581 |
3 copy exch put
|
|
|
1582 |
1 add
|
|
|
1583 |
} loop
|
|
|
1584 |
pop pop % [dl] (templ) (ffn)
|
|
|
1585 |
|
|
|
1586 |
% An internal procedure :
|
|
|
1587 |
{ % {} [dl] (templ) (ffn) (dffn)
|
|
|
1588 |
.makepathtemplate % {} [dl] (templ) (ffn) (Dffn)
|
|
|
1589 |
dup % {} [dl] (templ) (ffn) (Dffn) (Dffn)
|
|
|
1590 |
3 index length dup % {} [dl] (templ) (ffn) (Dffn) (Dffn) templL templL
|
|
|
1591 |
2 index length % {} [dl] (templ) (ffn) (Dffn) (Dffn) templL templL DffnL
|
|
|
1592 |
exch sub % {} [dl] (templ) (ffn) (Dffn) (Dffn) templL i
|
|
|
1593 |
exch getinterval % {} [dl] (templ) (ffn) (Dffn) (suffix)
|
|
|
1594 |
3 index exch copy pop % {} [dl] (templ) (ffn) (dt)
|
|
|
1595 |
5 1 roll % (dt) {} [dl] (templ) (ffn)
|
|
|
1596 |
}
|
|
|
1597 |
4 1 roll % {} [dl] (templ) (ffn)
|
|
|
1598 |
|
|
|
1599 |
% Generate templates :
|
|
|
1600 |
dup .file_name_is_absolute {
|
|
|
1601 |
dup % {} [dl] (templ) (ffn) (ffn)
|
|
|
1602 |
4 index exec % (t1) {} [dl] (templ) (ffn)
|
|
|
1603 |
} {
|
|
|
1604 |
2 index { % {} [dl] (templ) (ffn) (d)
|
|
|
1605 |
1 index % {} [dl] (templ) (ffn) (d) (ffn)
|
|
|
1606 |
false .file_name_combine { % {} [dl] (templ) (ffn) (dffn)
|
|
|
1607 |
4 index exec % (t1) {} [dl] (templ) (ffn)
|
|
|
1608 |
} { % {} [dl] (templ) (ffn) (d) (ffn)
|
|
|
1609 |
pop pop % {} [dl] (templ) (ffn)
|
|
|
1610 |
} ifelse
|
|
|
1611 |
} forall
|
|
|
1612 |
} ifelse % (t1) (t2) ... (tN) {} [dl] (templ) (ffn)
|
|
|
1613 |
pop pop pop pop % (t1) (t2) ... (tN)
|
|
|
1614 |
} bind def
|
|
|
1615 |
|
|
|
1616 |
% Load the initialization files for optional features.
|
|
|
1617 |
%% Replace 4 INITFILES
|
|
|
1618 |
systemdict /INITFILES known
|
|
|
1619 |
{ INITFILES { dup runlibfile VMDEBUG } forall
|
|
|
1620 |
}
|
|
|
1621 |
if
|
|
|
1622 |
|
|
|
1623 |
% If Level 2 (or higher) functionality is implemented, enable it now.
|
|
|
1624 |
/.setlanguagelevel where {
|
|
|
1625 |
pop 2 .setlanguagelevel
|
|
|
1626 |
% If the resource machinery is loaded, fix up some things now.
|
|
|
1627 |
/.fixresources where { pop .fixresources } if
|
|
|
1628 |
} if
|
|
|
1629 |
/ll3dict where {
|
|
|
1630 |
pop 3 .setlanguagelevel
|
|
|
1631 |
} if
|
|
|
1632 |
|
|
|
1633 |
(END INITFILES) VMDEBUG
|
|
|
1634 |
|
|
|
1635 |
%% Replace 1 (gs_stres.ps)
|
|
|
1636 |
(gs_stres.ps) dup runlibfile VMDEBUG
|
|
|
1637 |
(END STATIC RESOURCES) VMDEBUG
|
|
|
1638 |
|
|
|
1639 |
% Create a null font. This is the initial font.
|
|
|
1640 |
8 dict dup begin
|
|
|
1641 |
/FontMatrix [ 1 0 0 1 0 0 ] readonly def
|
|
|
1642 |
/FontType 3 def
|
|
|
1643 |
/FontName () def
|
|
|
1644 |
/Encoding StandardEncoding def
|
|
|
1645 |
/FontBBox { 0 0 0 0 } readonly def % executable is bogus, but customary ...
|
|
|
1646 |
/BuildChar { pop pop 0 0 setcharwidth } bind def
|
|
|
1647 |
/PaintType 0 def % shouldn't be needed!
|
|
|
1648 |
end
|
|
|
1649 |
/NullFont exch definefont setfont
|
|
|
1650 |
|
|
|
1651 |
% Define NullFont as the font.
|
|
|
1652 |
/NullFont currentfont def
|
|
|
1653 |
|
|
|
1654 |
% Load initial fonts from FONTPATH directories, Fontmap file,
|
|
|
1655 |
% and/or .getccfont as appropriate.
|
|
|
1656 |
.loadinitialfonts
|
|
|
1657 |
|
|
|
1658 |
% Remove NullFont from FontDirectory, so it can't be accessed by mistake.
|
|
|
1659 |
/undefinefont where {
|
|
|
1660 |
pop /NullFont undefinefont
|
|
|
1661 |
} {
|
|
|
1662 |
FontDirectory /NullFont .undef
|
|
|
1663 |
} ifelse
|
|
|
1664 |
|
|
|
1665 |
(END FONTS) VMDEBUG
|
|
|
1666 |
|
|
|
1667 |
% Restore the real definition of runlibfile.
|
|
|
1668 |
/runlibfile /.runlibfile load def
|
|
|
1669 |
currentdict /.runlibfile .undef
|
|
|
1670 |
|
|
|
1671 |
% Bind all the operators defined as procedures.
|
|
|
1672 |
/.bindoperators % binds operators in currentdict
|
|
|
1673 |
{ % Temporarily disable the typecheck error.
|
|
|
1674 |
errordict /typecheck 2 copy get
|
|
|
1675 |
errordict /typecheck { pop } put % pop the command
|
|
|
1676 |
currentdict
|
|
|
1677 |
{ dup type /operatortype eq
|
|
|
1678 |
{ % This might be a real operator, so bind might cause a typecheck,
|
|
|
1679 |
% but we've made the error a no-op temporarily.
|
|
|
1680 |
.bind % do a real bind even if NOBIND is set
|
|
|
1681 |
}
|
|
|
1682 |
if pop pop
|
|
|
1683 |
} forall
|
|
|
1684 |
put
|
|
|
1685 |
} def
|
|
|
1686 |
NOBIND DELAYBIND or not { .bindoperators } if
|
|
|
1687 |
|
|
|
1688 |
% Establish a default environment.
|
|
|
1689 |
|
|
|
1690 |
defaultdevice
|
|
|
1691 |
% The following line used to skip setting of page size and resolution if
|
|
|
1692 |
% NODISPLAY was selected. We think this was only to save time and memory,
|
|
|
1693 |
% and it is a bad idea because it prevents setting the resolution in this
|
|
|
1694 |
% situation, which pstoedit (among other programs) relies on.
|
|
|
1695 |
%DISPLAYING not { setdevice (%END DISPLAYING) .skipeof } if
|
|
|
1696 |
|
|
|
1697 |
% If the paper size is not specifed and the device defaults to
|
|
|
1698 |
% letter or A4 paper, select the DEFAULTPAPERSIZE.
|
|
|
1699 |
systemdict /DEFAULTPAPERSIZE known
|
|
|
1700 |
systemdict /PAPERSIZE known not and
|
|
|
1701 |
systemdict /DEVICEWIDTH known not and
|
|
|
1702 |
systemdict /DEVICEHEIGHT known not and
|
|
|
1703 |
systemdict /DEVICEWIDTHPOINTS known not and
|
|
|
1704 |
systemdict /DEVICEHEIGHTPOINTS known not and
|
|
|
1705 |
{
|
|
|
1706 |
defaultdevice mark /PageSize //null .dicttomark .getdeviceparams
|
|
|
1707 |
.dicttomark /PageSize get
|
|
|
1708 |
dup 0 get 0.5 add cvi 612 eq 1 index 1 get 0.5 add cvi 792 eq and
|
|
|
1709 |
1 index 0 get 0.5 add cvi 595 eq 2 index 1 get 0.5 add cvi 842 eq and
|
|
|
1710 |
or exch pop
|
|
|
1711 |
{
|
|
|
1712 |
% the default paper size was letter, so replace it with DEFAULTPAPERSIZE
|
|
|
1713 |
/PAPERSIZE DEFAULTPAPERSIZE def
|
|
|
1714 |
} if
|
|
|
1715 |
}
|
|
|
1716 |
if
|
|
|
1717 |
|
|
|
1718 |
systemdict /DEVICEWIDTH known
|
|
|
1719 |
systemdict /DEVICEHEIGHT known or
|
|
|
1720 |
systemdict /DEVICEWIDTHPOINTS known or
|
|
|
1721 |
systemdict /DEVICEHEIGHTPOINTS known or
|
|
|
1722 |
systemdict /DEVICEXRESOLUTION known or
|
|
|
1723 |
systemdict /DEVICEYRESOLUTION known or
|
|
|
1724 |
systemdict /PAPERSIZE known or
|
|
|
1725 |
not { (%END DEVICE) .skipeof } if
|
|
|
1726 |
% Let DEVICE{WIDTH,HEIGHT}[POINTS] override PAPERSIZE.
|
|
|
1727 |
systemdict /PAPERSIZE known
|
|
|
1728 |
systemdict /DEVICEWIDTH known not and
|
|
|
1729 |
systemdict /DEVICEHEIGHT known not and
|
|
|
1730 |
systemdict /DEVICEWIDTHPOINTS known not and
|
|
|
1731 |
systemdict /DEVICEHEIGHTPOINTS known not and
|
|
|
1732 |
{ % Convert the paper size to device dimensions.
|
|
|
1733 |
true statusdict /.pagetypenames get
|
|
|
1734 |
{ PAPERSIZE eq
|
|
|
1735 |
{ PAPERSIZE load
|
|
|
1736 |
dup 0 get /DEVICEWIDTHPOINTS exch def
|
|
|
1737 |
1 get /DEVICEHEIGHTPOINTS exch def
|
|
|
1738 |
pop false exit
|
|
|
1739 |
}
|
|
|
1740 |
if
|
|
|
1741 |
}
|
|
|
1742 |
forall
|
|
|
1743 |
{ (Unknown paper size: ) print PAPERSIZE ==only (.) =
|
|
|
1744 |
}
|
|
|
1745 |
if
|
|
|
1746 |
}
|
|
|
1747 |
if
|
|
|
1748 |
% Adjust the device parameters per the command line.
|
|
|
1749 |
% It is possible to specify resolution, pixel size, and page size;
|
|
|
1750 |
% since any two of these determine the third, conflicts are possible.
|
|
|
1751 |
% We simply pass them to .setdeviceparams and let it sort things out.
|
|
|
1752 |
mark /HWResolution //null /HWSize //null /PageSize //null .dicttomark
|
|
|
1753 |
.getdeviceparams .dicttomark begin
|
|
|
1754 |
mark
|
|
|
1755 |
% Check for resolution.
|
|
|
1756 |
/DEVICEXRESOLUTION where dup
|
|
|
1757 |
{ exch pop HWResolution 0 DEVICEXRESOLUTION put }
|
|
|
1758 |
if
|
|
|
1759 |
/DEVICEYRESOLUTION where dup
|
|
|
1760 |
{ exch pop HWResolution 1 DEVICEYRESOLUTION put }
|
|
|
1761 |
if
|
|
|
1762 |
or { /HWResolution HWResolution } if
|
|
|
1763 |
% Check for device sizes specified in pixels.
|
|
|
1764 |
/DEVICEWIDTH where dup
|
|
|
1765 |
{ exch pop HWSize 0 DEVICEWIDTH put }
|
|
|
1766 |
if
|
|
|
1767 |
/DEVICEHEIGHT where dup
|
|
|
1768 |
{ exch pop HWSize 1 DEVICEHEIGHT put }
|
|
|
1769 |
if
|
|
|
1770 |
or { /HWSize HWSize } if
|
|
|
1771 |
% Check for device sizes specified in points.
|
|
|
1772 |
/DEVICEWIDTHPOINTS where dup
|
|
|
1773 |
{ exch pop PageSize 0 DEVICEWIDTHPOINTS put }
|
|
|
1774 |
if
|
|
|
1775 |
/DEVICEHEIGHTPOINTS where dup
|
|
|
1776 |
{ exch pop PageSize 1 DEVICEHEIGHTPOINTS put }
|
|
|
1777 |
if
|
|
|
1778 |
or { /PageSize PageSize } if
|
|
|
1779 |
% Check whether any parameters were set.
|
|
|
1780 |
dup mark eq { pop } { defaultdevice putdeviceprops } ifelse
|
|
|
1781 |
end
|
|
|
1782 |
%END DEVICE
|
|
|
1783 |
% Set any device properties defined on the command line.
|
|
|
1784 |
% If BufferSpace is defined but not MaxBitmap, set MaxBitmap to BufferSpace.
|
|
|
1785 |
systemdict /BufferSpace known
|
|
|
1786 |
systemdict /MaxBitmap known not and
|
|
|
1787 |
{ systemdict /MaxBitmap BufferSpace put
|
|
|
1788 |
} if
|
|
|
1789 |
dup getdeviceprops
|
|
|
1790 |
counttomark 2 idiv
|
|
|
1791 |
{ systemdict 2 index known
|
|
|
1792 |
{ pop dup load counttomark 2 roll }
|
|
|
1793 |
{ pop pop }
|
|
|
1794 |
ifelse
|
|
|
1795 |
} repeat
|
|
|
1796 |
counttomark dup 0 ne
|
|
|
1797 |
{ 2 add -1 roll putdeviceprops }
|
|
|
1798 |
{ pop pop }
|
|
|
1799 |
ifelse
|
|
|
1800 |
% If the initial device parameters are invalid, the setdevice may fail.
|
|
|
1801 |
% Trap this and produce a reasonable error message.
|
|
|
1802 |
{ setdevice } % does an erasepage
|
|
|
1803 |
INITDEBUG { exec false } { .internalstopped } ifelse {
|
|
|
1804 |
(**** Unable to open the initial device, quitting.) = flush 1 .quit
|
|
|
1805 |
} if
|
|
|
1806 |
|
|
|
1807 |
% If the media size is fixed, update the current page device dictionary.
|
|
|
1808 |
FIXEDMEDIA
|
|
|
1809 |
dup { pop systemdict /.currentpagedevice known } if
|
|
|
1810 |
dup { pop .currentpagedevice exch pop } if
|
|
|
1811 |
not { (%END MEDIA) .skipeof } if
|
|
|
1812 |
currentpagedevice dup length dict .copydict
|
|
|
1813 |
dup /Policies
|
|
|
1814 |
% Stack: <pagedevice> <pagedevice> /Policies
|
|
|
1815 |
1 index /InputAttributes
|
|
|
1816 |
2 copy get dup length dict .copydict
|
|
|
1817 |
% Stack: <pagedevice> <pagedevice> /Policies <pagedevice>
|
|
|
1818 |
% /InputAttributes <inputattrs'>
|
|
|
1819 |
dup 0 2 copy get dup length dict .copydict
|
|
|
1820 |
% Stack: <pagedevice> <pagedevice> /Policies <pagedevice>
|
|
|
1821 |
% /InputAttributes <inputattrs'> <inputattrs'> 0 <attrs0'>
|
|
|
1822 |
dup /PageSize 7 index /PageSize get
|
|
|
1823 |
put % PageSize in 0
|
|
|
1824 |
put % 0 in InputAttributes
|
|
|
1825 |
put % InputAttributes in pagedevice
|
|
|
1826 |
% Also change the page size policy so we don't get an error.
|
|
|
1827 |
% Stack: <pagedevice> <pagedevice> /Policies
|
|
|
1828 |
2 copy get dup length dict .copydict
|
|
|
1829 |
% Stack: <pagedevice> <pagedevice> /Policies <policies'>
|
|
|
1830 |
dup /PageSize 7 put % PageSize in Policies
|
|
|
1831 |
put % Policies in pagedevice
|
|
|
1832 |
.setpagedevice
|
|
|
1833 |
%END MEDIA
|
|
|
1834 |
|
|
|
1835 |
% Set up the interpreter context version of -dUSeCIEColor option
|
|
|
1836 |
% so that .getuseciecolor has the correct value (see gs_setpd.ps)
|
|
|
1837 |
/setpagedevice where {
|
|
|
1838 |
pop systemdict /UseCIEColor known {
|
|
|
1839 |
mark /UseCIEColor UseCIEColor .dicttomark setpagedevice
|
|
|
1840 |
} if
|
|
|
1841 |
} if
|
|
|
1842 |
|
|
|
1843 |
%END DISPLAYING
|
|
|
1844 |
|
|
|
1845 |
(END DEVICE) VMDEBUG
|
|
|
1846 |
|
|
|
1847 |
% Establish a default upper limit in the character cache,
|
|
|
1848 |
% namely, enough room for a 18-point character at the resolution
|
|
|
1849 |
% of the default device, or for a character consuming 1% of the
|
|
|
1850 |
% maximum cache size, whichever is larger.
|
|
|
1851 |
mark
|
|
|
1852 |
% Compute limit based on character size.
|
|
|
1853 |
18 dup dtransform
|
|
|
1854 |
exch abs cvi 31 add 32 idiv 4 mul % X raster
|
|
|
1855 |
exch abs cvi mul % Y
|
|
|
1856 |
% Compute limit based on allocated space.
|
|
|
1857 |
cachestatus pop pop pop pop pop exch pop 0.01 mul cvi
|
|
|
1858 |
.max dup 10 idiv exch
|
|
|
1859 |
setcacheparams
|
|
|
1860 |
% Conditionally disable the character cache.
|
|
|
1861 |
NOCACHE { 0 setcachelimit } if
|
|
|
1862 |
|
|
|
1863 |
(END CONFIG) VMDEBUG
|
|
|
1864 |
|
|
|
1865 |
% Initialize graphics.
|
|
|
1866 |
|
|
|
1867 |
.setdefaultscreen
|
|
|
1868 |
initgraphics
|
|
|
1869 |
|
|
|
1870 |
% The interpreter relies on there being at least 2 entries
|
|
|
1871 |
% on the graphics stack. Establish the second one now.
|
|
|
1872 |
gsave
|
|
|
1873 |
|
|
|
1874 |
% Define some control sequences as no-ops.
|
|
|
1875 |
% This is a hack to get around problems
|
|
|
1876 |
% in some common PostScript-generating applications.
|
|
|
1877 |
<04> cvn JOBSERVER {
|
|
|
1878 |
{ { clear cleardictstack //false 0 .startnewjob } 2 .stop } bind
|
|
|
1879 |
} {
|
|
|
1880 |
{ }
|
|
|
1881 |
} ifelse def
|
|
|
1882 |
<1b> cvn { % UEL is <esc>%-12345X and acts the same as ^D
|
|
|
1883 |
currentfile (%-12345X) .peekstring pop (%-12345X) eq <04> cvn load if
|
|
|
1884 |
} bind def
|
|
|
1885 |
<1b45> cvn { } def % PJL reset prologue (ESC E)
|
|
|
1886 |
<1b451b> cvn <1b> cvn load def % PJL reset epilogue (ESC E + UEL)
|
|
|
1887 |
(\001M) cvn % TBCP initiator
|
|
|
1888 |
{ currentfile /TBCPDecode filter cvx exec
|
|
|
1889 |
} bind def
|
|
|
1890 |
/@PJL % H-P job control
|
|
|
1891 |
{
|
|
|
1892 |
% Windows 2000 driver includes PJL into %%BeginFeature block.
|
|
|
1893 |
% Identify this from the pattern on the stack: countdictstack lucas mark
|
|
|
1894 |
% and fail the feature request.
|
|
|
1895 |
|
|
|
1896 |
count 3 ge {
|
|
|
1897 |
dup mark eq {
|
|
|
1898 |
2 index countdictstack eq {
|
|
|
1899 |
1 index /lucas where { /lucas get eq } { pop false } ifelse {
|
|
|
1900 |
stop
|
|
|
1901 |
} if
|
|
|
1902 |
} if
|
|
|
1903 |
} if
|
|
|
1904 |
} if
|
|
|
1905 |
currentfile //=string readline pop pop
|
|
|
1906 |
} bind def
|
|
|
1907 |
|
|
|
1908 |
% Install the EPS handler if needed
|
|
|
1909 |
systemdict /EPSBoundingBoxInit known { EPSBoundingBoxInit } if
|
|
|
1910 |
|
|
|
1911 |
% If we want a "safer" system, disable some obvious ways to cause havoc.
|
|
|
1912 |
.currentglobal true .setglobal
|
|
|
1913 |
/SAFETY 2 dict
|
|
|
1914 |
dup /safe false put
|
|
|
1915 |
dup /tempfiles 10 dict readonly put
|
|
|
1916 |
readonly def
|
|
|
1917 |
.setglobal
|
|
|
1918 |
|
|
|
1919 |
/.locksafe {
|
|
|
1920 |
SAFETY /safe get not {
|
|
|
1921 |
<<
|
|
|
1922 |
/PermitFileReading [
|
|
|
1923 |
currentuserparams /PermitFileReading get aload pop
|
|
|
1924 |
/FONTPATH .systemvar (*) .generate_dir_list_templates
|
|
|
1925 |
% Library files :
|
|
|
1926 |
/LIBPATH .systemvar (*) .generate_dir_list_templates
|
|
|
1927 |
% Resource files on OpenVMS requires a separate template (gs:[dir.*]*)
|
|
|
1928 |
% because the (gs:[dir]*) doesn't cover them.
|
|
|
1929 |
/LIBPATH .systemvar (*) .file_name_separator (*)
|
|
|
1930 |
concatstrings concatstrings .generate_dir_list_templates
|
|
|
1931 |
.languagelevel 2 ge {
|
|
|
1932 |
% Default resources :
|
|
|
1933 |
[ currentsystemparams /GenericResourceDir get] (*) .generate_dir_list_templates
|
|
|
1934 |
% Default resources (OpenVMS, see comment above.) :
|
|
|
1935 |
[ currentsystemparams /GenericResourceDir get] (*) .file_name_separator (*)
|
|
|
1936 |
concatstrings concatstrings .generate_dir_list_templates
|
|
|
1937 |
} if
|
|
|
1938 |
]
|
|
|
1939 |
/LockFilePermissions true
|
|
|
1940 |
>> setuserparams
|
|
|
1941 |
}
|
|
|
1942 |
if
|
|
|
1943 |
% setpagedevice has the side effect of clearing the page, but
|
|
|
1944 |
% we will just document that. Using setpagedevice keeps the device
|
|
|
1945 |
% properties and pagedevice .LockSafetyParams in agreement even
|
|
|
1946 |
% after a restore that changes the value to false.
|
|
|
1947 |
currentglobal currentpagedevice gcheck setglobal % use correct VM space
|
|
|
1948 |
<< /.LockSafetyParams true >> setpagedevice
|
|
|
1949 |
setglobal
|
|
|
1950 |
//SAFETY /safe //true .forceput % overrides readonly
|
|
|
1951 |
} .bind executeonly odef
|
|
|
1952 |
|
|
|
1953 |
/.setsafe
|
|
|
1954 |
{
|
|
|
1955 |
SAFETY /safe get not {
|
|
|
1956 |
<<
|
|
|
1957 |
/PermitFileReading [ ]
|
|
|
1958 |
/PermitFileWriting [ (/fd/*) ]
|
|
|
1959 |
/PermitFileControl [ ]
|
|
|
1960 |
>> setuserparams
|
|
|
1961 |
}
|
|
|
1962 |
if
|
|
|
1963 |
.locksafe
|
|
|
1964 |
} .bind executeonly odef
|
|
|
1965 |
|
|
|
1966 |
/deletefile {
|
|
|
1967 |
count 1 lt {
|
|
|
1968 |
//deletefile /stackunderflow signalerror
|
|
|
1969 |
}
|
|
|
1970 |
if
|
|
|
1971 |
dup { deletefile } stopped {
|
|
|
1972 |
pop //deletefile $error /errorname get signalerror
|
|
|
1973 |
} {
|
|
|
1974 |
% deletefile succeeded. Remove from tempfile list if present
|
|
|
1975 |
//SAFETY /tempfiles get exch cvn 2 copy known {
|
|
|
1976 |
.forceundef
|
|
|
1977 |
} {
|
|
|
1978 |
pop pop
|
|
|
1979 |
}
|
|
|
1980 |
ifelse
|
|
|
1981 |
}
|
|
|
1982 |
ifelse
|
|
|
1983 |
} .bind executeonly odef
|
|
|
1984 |
|
|
|
1985 |
% If a file is opened with .tempfile with SAFER not (yet) set,
|
|
|
1986 |
% the file can be deleted later, even if SAFER is set.
|
|
|
1987 |
/.tempfile {
|
|
|
1988 |
.tempfile % filename file
|
|
|
1989 |
//SAFETY /tempfiles get 2 index true .forceput
|
|
|
1990 |
} .bind executeonly odef
|
|
|
1991 |
|
|
|
1992 |
% If we are running in SAFER mode, lock things down
|
|
|
1993 |
SAFER { .setsafe } if
|
|
|
1994 |
|
|
|
1995 |
% If we delayed binding, make it possible to do it later.
|
|
|
1996 |
/.bindnow {
|
|
|
1997 |
currentuserparams /IdiomRecognition .knownget {
|
|
|
1998 |
1 dict dup /IdiomRecognition //false put setuserparams
|
|
|
1999 |
} if
|
|
|
2000 |
//systemdict begin .bindoperators end
|
|
|
2001 |
% Temporarily disable the typecheck error.
|
|
|
2002 |
errordict /typecheck 2 copy get
|
|
|
2003 |
errordict /typecheck { pop } put % pop the command
|
|
|
2004 |
|
|
|
2005 |
//systemdict /.delaybind {} .forceput % reclaim the space
|
|
|
2006 |
//systemdict /.bindnow .forceundef % ditto
|
|
|
2007 |
put
|
|
|
2008 |
//systemdict /.forcedef .forceundef % remove temptation
|
|
|
2009 |
//systemdict /.forceput .forceundef % ditto
|
|
|
2010 |
//systemdict /.forceundef .forceundef % ditto
|
|
|
2011 |
currentuserparams /IdiomRecognition known {
|
|
|
2012 |
1 dict dup /IdiomRecognition 4 -1 roll put setuserparams
|
|
|
2013 |
} if
|
|
|
2014 |
} .bind odef
|
|
|
2015 |
|
|
|
2016 |
% Turn off array packing, since some PostScript code assumes that
|
|
|
2017 |
% procedures are writable.
|
|
|
2018 |
false setpacking
|
|
|
2019 |
|
|
|
2020 |
(END INIT) VMDEBUG
|
|
|
2021 |
|
|
|
2022 |
/.currentuserparams where {
|
|
|
2023 |
pop
|
|
|
2024 |
% Remove real user params from psuserparams.
|
|
|
2025 |
mark .currentuserparams counttomark 2 idiv {
|
|
|
2026 |
pop psuserparams exch undef
|
|
|
2027 |
} repeat pop
|
|
|
2028 |
% Update the copy of the user parameters.
|
|
|
2029 |
mark .currentuserparams counttomark 2 idiv {
|
|
|
2030 |
userparams 3 1 roll .forceput % userparams is read-only
|
|
|
2031 |
} repeat pop
|
|
|
2032 |
% Turn on idiom recognition, if available.
|
|
|
2033 |
currentuserparams /IdiomRecognition known {
|
|
|
2034 |
/IdiomRecognition true .definepsuserparam
|
|
|
2035 |
} if
|
|
|
2036 |
psuserparams readonly pop
|
|
|
2037 |
systemdict /.definepsuserparam undef
|
|
|
2038 |
% Save a copy of userparams for use with save/restore
|
|
|
2039 |
% (and, if implemented, context switching).
|
|
|
2040 |
.currentglobal false .setglobal
|
|
|
2041 |
mark userparams { } forall .dicttomark readonly
|
|
|
2042 |
/userparams exch .forcedef % systemdict is read-only
|
|
|
2043 |
.setglobal
|
|
|
2044 |
} if
|
|
|
2045 |
/.currentsystemparams where {
|
|
|
2046 |
pop
|
|
|
2047 |
% Remove real system params from pssystemparams.
|
|
|
2048 |
mark .currentsystemparams counttomark 2 idiv {
|
|
|
2049 |
pop pssystemparams exch .forceundef
|
|
|
2050 |
} repeat pop
|
|
|
2051 |
} if
|
|
|
2052 |
|
|
|
2053 |
% Set up AlignToPixels :
|
|
|
2054 |
|
|
|
2055 |
/AlignToPixels where {
|
|
|
2056 |
mark /AlignToPixels 2 index /AlignToPixels get .dicttomark setuserparams
|
|
|
2057 |
/AlignToPixels undef
|
|
|
2058 |
} if
|
|
|
2059 |
|
|
|
2060 |
% Set up GridFitTT :
|
|
|
2061 |
|
|
|
2062 |
/GridFitTT where {
|
|
|
2063 |
mark /GridFitTT 2 index /GridFitTT get .dicttomark setuserparams
|
|
|
2064 |
/GridFitTT undef
|
|
|
2065 |
} if
|
|
|
2066 |
|
|
|
2067 |
% Conditionally turn image interpolation on or off.
|
|
|
2068 |
currentdict /INTERPOLATE known not { (%END INTERPOLATE) .skipeof } if
|
|
|
2069 |
|
|
|
2070 |
/.interpolate {
|
|
|
2071 |
dup /Interpolate .knownget not { //false } if
|
|
|
2072 |
/INTERPOLATE .systemvar ne {
|
|
|
2073 |
dup gcheck .currentglobal exch .setglobal
|
|
|
2074 |
exch dup length dict copy
|
|
|
2075 |
dup /Interpolate /INTERPOLATE .systemvar put
|
|
|
2076 |
exch .setglobal
|
|
|
2077 |
} if
|
|
|
2078 |
} bind odef
|
|
|
2079 |
|
|
|
2080 |
/colorimage
|
|
|
2081 |
{ /INTERPOLATE .systemvar
|
|
|
2082 |
{ .currentglobal % w h bit [] {}...{} multi ncomp glob
|
|
|
2083 |
//false .setglobal
|
|
|
2084 |
9 dict begin % w h bit [] {}...{} multi ncomp glob
|
|
|
2085 |
2 index { 1 index 7 add } { 8 } ifelse
|
|
|
2086 |
copy gsave pop % preserve the arguments
|
|
|
2087 |
{ 0 /DeviceGray 0 /DeviceRGB /DeviceCMYK }
|
|
|
2088 |
1 index get setcolorspace % ... glob w h bit [] {}...{} multi ncomp
|
|
|
2089 |
{0 1 0 1 0 1 0 1}
|
|
|
2090 |
1 index 2 mul 0 exch % ... glob w h bit [] {}...{} multi ncomp {0 1 ...} 0 2*ncomp
|
|
|
2091 |
getinterval /Decode exch def % ... glob w h bit [] {}...{} multi ncomp
|
|
|
2092 |
exch dup % ... glob w h bit [] {}...{} ncomp multi multi
|
|
|
2093 |
/MultipleDataSources exch def % ... glob w h bit [] {}...{} ncomp multi
|
|
|
2094 |
{ array astore} { pop } ifelse % ... glob w h bit [] [{}...{}]
|
|
|
2095 |
/DataSource exch def % ... glob w h bit []
|
|
|
2096 |
/ImageMatrix exch def % ... glob w h bit
|
|
|
2097 |
/BitsPerComponent exch def % ... glob w h
|
|
|
2098 |
/Height exch def % ... glob w
|
|
|
2099 |
/Width exch def % ... glob
|
|
|
2100 |
/ImageType 1 def
|
|
|
2101 |
/Interpolate //true def
|
|
|
2102 |
.setglobal currentdict end % ... <<>>
|
|
|
2103 |
image grestore
|
|
|
2104 |
exch { 4 add } { 6 } ifelse
|
|
|
2105 |
{ pop } repeat % -
|
|
|
2106 |
}
|
|
|
2107 |
{ colorimage
|
|
|
2108 |
}
|
|
|
2109 |
ifelse
|
|
|
2110 |
} bind odef
|
|
|
2111 |
|
|
|
2112 |
/image
|
|
|
2113 |
{ dup type /dicttype eq
|
|
|
2114 |
{ dup /ImageType get 3 eq
|
|
|
2115 |
{ .currentglobal //false .setglobal exch
|
|
|
2116 |
dup length dict copy begin .setglobal
|
|
|
2117 |
/DataDict DataDict .interpolate def
|
|
|
2118 |
/MaskDict MaskDict .interpolate def
|
|
|
2119 |
currentdict end
|
|
|
2120 |
}
|
|
|
2121 |
{ .interpolate
|
|
|
2122 |
}
|
|
|
2123 |
ifelse
|
|
|
2124 |
image
|
|
|
2125 |
}
|
|
|
2126 |
{ /INTERPOLATE .systemvar
|
|
|
2127 |
{ .currentglobal //false .setglobal
|
|
|
2128 |
8 dict begin .setglobal
|
|
|
2129 |
/ImageType 1 def
|
|
|
2130 |
/DataSource 1 index def
|
|
|
2131 |
/ImageMatrix 2 index def
|
|
|
2132 |
/BitsPerComponent 3 index def
|
|
|
2133 |
/Decode {0 1} def
|
|
|
2134 |
/Height 4 index def
|
|
|
2135 |
/Width 5 index def
|
|
|
2136 |
/Interpolate //true def
|
|
|
2137 |
currentdict end
|
|
|
2138 |
gsave /DeviceGray setcolorspace image grestore
|
|
|
2139 |
5 { pop } repeat
|
|
|
2140 |
}
|
|
|
2141 |
{ image
|
|
|
2142 |
}
|
|
|
2143 |
ifelse
|
|
|
2144 |
}
|
|
|
2145 |
ifelse
|
|
|
2146 |
} bind odef
|
|
|
2147 |
|
|
|
2148 |
/imagemask {
|
|
|
2149 |
dup type /dicttype eq {
|
|
|
2150 |
.interpolate imagemask
|
|
|
2151 |
} {
|
|
|
2152 |
/INTERPOLATE .systemvar {
|
|
|
2153 |
.currentglobal //false .setglobal
|
|
|
2154 |
8 dict begin .setglobal
|
|
|
2155 |
/ImageType 1 def
|
|
|
2156 |
/DataSource 1 index def
|
|
|
2157 |
/ImageMatrix 2 index def
|
|
|
2158 |
/BitsPerComponent 1 def
|
|
|
2159 |
2 index { {1 0} } { {0 1} } ifelse /Decode exch def
|
|
|
2160 |
/Height 4 index def
|
|
|
2161 |
/Width 5 index def
|
|
|
2162 |
/Interpolate //true def
|
|
|
2163 |
currentdict end imagemask 5 { pop } repeat
|
|
|
2164 |
} {
|
|
|
2165 |
imagemask
|
|
|
2166 |
} ifelse
|
|
|
2167 |
} ifelse
|
|
|
2168 |
} bind odef
|
|
|
2169 |
|
|
|
2170 |
currentdict /.interpolate undef
|
|
|
2171 |
|
|
|
2172 |
%END INTERPOLATE
|
|
|
2173 |
|
|
|
2174 |
% Establish local VM as the default.
|
|
|
2175 |
false /setglobal where { pop setglobal } { .setglobal } ifelse
|
|
|
2176 |
$error /.nosetlocal false put
|
|
|
2177 |
|
|
|
2178 |
(END GLOBAL) VMDEBUG
|
|
|
2179 |
|
|
|
2180 |
/.savelocalstate where {
|
|
|
2181 |
% If we might create new contexts, save away copies of all dictionaries
|
|
|
2182 |
% referenced from systemdict that are stored in local VM,
|
|
|
2183 |
% and also save a copy of the initial gstate.
|
|
|
2184 |
pop .savelocalstate
|
|
|
2185 |
} {
|
|
|
2186 |
% If we're *not* running in a multi-context system and FAKEFONTS is
|
|
|
2187 |
% defined, add the fake fonts to LocalFontDirectory.
|
|
|
2188 |
.definefakefonts % current VM is local
|
|
|
2189 |
} ifelse
|
|
|
2190 |
|
|
|
2191 |
% Execude schedilled inits :
|
|
|
2192 |
//.execute_schedulled_inits exec
|
|
|
2193 |
currentdict /.execute_schedulled_inits undef
|
|
|
2194 |
currentdict /.delayed_init_queue undef
|
|
|
2195 |
currentdict /.delayed_init_queue undef
|
|
|
2196 |
|
|
|
2197 |
% Remove systemdict entries for things that have been bound in where used
|
|
|
2198 |
% and that shouldn't be accessible by name, and close up systemdict.
|
|
|
2199 |
currentdict /filterdict .undef
|
|
|
2200 |
currentdict /.cidfonttypes .undef
|
|
|
2201 |
currentdict /.colorrenderingtypes .undef
|
|
|
2202 |
currentdict /.formtypes .undef
|
|
|
2203 |
currentdict /.halftonetypes .undef
|
|
|
2204 |
currentdict /.imagetypes .undef
|
|
|
2205 |
currentdict /.imagemasktypes .undef
|
|
|
2206 |
currentdict /.patterntypes .undef
|
|
|
2207 |
currentdict /.shadingtypes .undef
|
|
|
2208 |
currentdict /.wheredict .undef
|
|
|
2209 |
end
|
|
|
2210 |
|
|
|
2211 |
% Clean up VM, and enable GC.
|
|
|
2212 |
/vmreclaim where
|
|
|
2213 |
{ pop NOGC not { 2 vmreclaim 0 vmreclaim } if
|
|
|
2214 |
} if
|
|
|
2215 |
DELAYBIND not {
|
|
|
2216 |
systemdict /.forcedef .undef % remove temptation
|
|
|
2217 |
systemdict /.forceput .undef % ditto
|
|
|
2218 |
systemdict /.forceundef .undef % ditto
|
|
|
2219 |
} if
|
|
|
2220 |
WRITESYSTEMDICT not { systemdict readonly pop } if
|
|
|
2221 |
(END GC) VMDEBUG
|
|
|
2222 |
|
|
|
2223 |
% The Adobe AGM_Core used by Illustrator 9 has some code that breaks
|
|
|
2224 |
% if the 'product' is not (Adobe PostScript Parser). A bug has been
|
|
|
2225 |
% submitted to Adobe since this also fails with Acrobat Distiller.
|
|
|
2226 |
% As a temporary work around, the following HACK will work for
|
|
|
2227 |
% devices without spot color support. Once Ghostscript can
|
|
|
2228 |
% support DeviceN and spot color separations this will need to
|
|
|
2229 |
% be 'true' in some cases.
|
|
|
2230 |
userdict /AGM_preserve_spots false put
|
|
|
2231 |
|
|
|
2232 |
% Start the job as encapsulated if requested, if not, perform an
|
|
|
2233 |
% outer save so that jobs which depend on global VM not being
|
|
|
2234 |
% restored will operate correctly.
|
|
|
2235 |
%
|
|
|
2236 |
% Note that .setsafe is already in effect if in SAFER mode.
|
|
|
2237 |
% so an exitserver will restore with SAFER mode still in effect.
|
|
|
2238 |
JOBSERVER
|
|
|
2239 |
{ false 0 .startnewjob }
|
|
|
2240 |
{ NOOUTERSAVE not { save pop } if } % do the outermost save unless disabled
|
|
|
2241 |
ifelse
|
|
|
2242 |
|
|
|
2243 |
% The interpreter will run the initial procedure (start).
|