summaryrefslogtreecommitdiff
path: root/Master/tlpkg/tlgs/Resource/Init/gs_fonts.ps
blob: aaee616f4af3cb70c95ac8816aa64f970e003df4 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364
1365
1366
1367
% Copyright (C) 2001-2021 Artifex Software, Inc.
% All Rights Reserved.
%
% This software is provided AS-IS with no warranty, either express or
% implied.
%
% This software is distributed under license and may not be copied,
% modified or distributed except as expressly authorized under the terms
% of the license contained in the file LICENSE in this distribution.
%
% Refer to licensing information at http://www.artifex.com or contact
% Artifex Software, Inc.,  1305 Grant Avenue - Suite 200, Novato,
% CA 94945, U.S.A., +1(415)492-9861, for further information.
%

% Font initialization and management code.

% Define the default font.
/defaultfontname /Courier def

% Define the name of the font map file.
% Note that the "%%Replace " comment below provides the font map file name
% for compiling initialization files into executable. Most likely it should be
% consistent with the one specified here.
/defaultfontmap (Fontmap) def

% we have to set .languagelevel to 2 so the parser will accept the names
% '<<' and '>>', then we use a local definition here.
.languagelevel 2 .setlanguagelevel
/defaultfontmap_content 50 dict
4 dict begin
(<<) cvn /mark load def
(>>) cvn /.dicttomark load def
/; { 2 index 3 1 roll .growput } bind def
%% Replace 0 (Fontmap)
end def
.setlanguagelevel

% ------ End of editable parameters ------ %

% Define the UniqueIDs and organization XUID assigned to Artifex.
% UniqueIDs 5,066,501 - 5,066,580 are assigned as follows:
%   01 and 02 for shareware Cyrillic
%   33 through 67 for Type 1 versions of the Hershey fonts
% UniqueIDs 5,115,501 - 5,115,600 are currently unassigned.
/AladdinEnterprisesXUID 107 def

% If SUBSTFONT is defined, make it the default font.
/SUBSTFONT where { pop /defaultfontname /SUBSTFONT load def } if

% Define a reliable way of accessing FontDirectory in systemdict.
/.FontDirectory
{ /FontDirectory .systemvar
} .bind executeonly odef

% Define a temporary string for local use, since using =string
% interferes with some PostScript programs.
/.fonttempstring 8192 string def

% Split up a search path into individual directories or files.
/.pathlist              % <path> .pathlist <dir1|file1> ...
 {  { dup length 0 eq { pop exit } if
      .filenamelistseparator search not { exit } if
      exch pop exch
    }
   loop
 } bind def

% <dir.../base.extn> .basename <dir>
/.splitdirname {
    (/) rsearch { //true } { (\\) rsearch } ifelse
  {exch concatstrings exch pop //true}{//false} ifelse
} bind def

% <dict> .addfontmappermitpaths
% As fontmap can contain a *lot* of individual entries
% we split off the filenames, and add directories to the
% allowed paths.
% We accumulate the paths in a dictionary, then iterate
% the dictionary adding the paths to the PermitReading
% list. This leverages the efficiency of dictionaries
% handling duplicate keys.
/.addfontmappermitpaths
{
  dup length dict begin
  {
    exch pop dup type /stringtype eq
    {//.splitdirname exec {dup def} {pop} ifelse}
    {pop}
    ifelse
  } forall
  currentdict end
  {exch pop /PermitFileReading exch .addcontrolpath}forall
} bind def

defaultfontmap_content length 0 gt
{defaultfontmap_content .addfontmappermitpaths} if

% Load a font name -> font file name map.
userdict /Fontmap .FontDirectory maxlength dict put
userdict /.nativeFontmap .FontDirectory maxlength dict put
/.loadFontmap {         % <file> .loadFontmap -
                % We would like to simply execute .definefontmap as we read,
                % but we have to maintain backward compatibility with an older
                % specification that makes later entries override earlier
                % ones within the same file.
   50 dict exch .readFontmap
   dup //.addfontmappermitpaths exec
   { .definefontmap } forall
} bind def
/.readFontmap {         % <dict> <file> .readFontmap <dict>
    { dup token not { closefile exit } if
                % stack: dict file fontname
      % This is a hack to get around the absurd habit of MS-DOS editors
      % of adding an EOF character at the end of the file.
      dup (\032) eq { pop closefile exit } if
      1 index token not
       { (Fontmap entry for ) print dup =only
         ( has no associated file or alias name!  Giving up.) = flush
         {.readFontmap} 0 get 1 .quit
       } if
      dup type dup /stringtype eq exch /nametype eq or not
       { (Fontmap entry for ) print 1 index =only
         ( has an invalid file or alias name!  Giving up.) = flush
         {.readFontmap} 0 get 1 .quit
       } if
                % stack: dict file fontname filename|aliasname
      dup type /nametype eq
      {
        dup (<<) cvn eq
        {
          pop mark
          {
            counttomark 2 add index token not {//false exit} if
            dup (>>) cvn eq {pop //true exit} if
          } loop
          { .dicttomark }{cleartomark} ifelse
        } if
      } if
      1 index type /stringtype eq
      1 index type /nametype eq and 1 index xcheck and
      1 index /run eq 2 index /.runlibfile eq or and {
                % This is an inclusion entry.
        pop findlibfile { exch pop } { file } ifelse
        2 index exch .readFontmap pop
      } {
                % This is a real entry.
                % Read and pop tokens until a semicolon.
       { 2 index token not
          { (Fontmap entry for ) print 1 index =only
            ( ends prematurely!  Giving up.) = flush
            {//.loadFontmap exec} 0 get 1 .quit
          } if
         dup /; eq { pop 3 index 3 1 roll .growput exit } if
         pop
       } loop
      } ifelse
    } loop
} bind def
% Add an entry in Fontmap.  We redefine this if the Level 2
% resource machinery is loaded.
/.definefontmapaux                 % <bool> <fontname> <file|alias> .definefontmapaux -
 {              % Since Fontmap is global, make sure the values are storable.
   % If the fontname contains Unicode (first byte == \000) and
   % this is not an alias definition, define an alias using ASCII
   % (stripping out the high \000 bytes). Observed with some TT fonts.
   1 index 100 string cvs
   dup length 0 gt {
     0 get 0 eq 1 index type /nametype ne and {
       1 index 100 string cvs dup length 2 div cvi string //true exch
       0 1 2 index length 1 sub {
         % stack: fontname filename fontnamestring addflag newstring index
         dup 4 index exch 2 mul get 0 ne {
           % High byte of pair is not \000
           pop pop //false exch
           exit
         } if
         dup 4 index exch 2 mul 1 add get 2 index 3 1 roll put
       } for
       exch {
         DEBUG { (\nAdding alias for: ) print 1 index ==only ( as: ) print dup //== exec flush } if
           cvn exch cvn .definefontmapaux	% recurse with an alias
       } {
         pop pop	% discard the name
       } ifelse
     } if
   } {
     pop
   } ifelse
   .currentglobal 3 1 roll //true .setglobal
   dup type /stringtype eq
    { dup .gcheck not { dup length string copy } if
    }
   if

   4 -1 roll {.nativeFontmap}{Fontmap} ifelse
   3 -1 roll 2 copy .knownget
    {           % Add an element to the end of the existing value,
                % unless it's the same as the current last element.
      mark exch aload pop counttomark 4 add -1 roll
      2 copy eq { cleartomark pop pop } { ] readonly .growput } ifelse
    }
    {           % Make a new entry.
      mark 4 -1 roll ] readonly .growput
    }
   ifelse .setglobal
 } bind def

/.definefontmap                 % <fontname> <file|alias> .definefontmap -
{
  //false 3 1 roll //.definefontmapaux exec
} bind def

/.definenativefontmap                 % <fontname> <file|alias> .definenativefontmap -
{
  //true 3 1 roll //.definefontmapaux exec
} bind def

% Parse a font file just enough to find the FontName or FontType.
/.findfontvalue {       % <file> <key> .findfontvalue <value> true
                        % <file> <key> .findfontvalue false
                        % Closes the file in either case.
  exch dup read {
    2 copy .unread 16#80 eq {
      dup (xxxxxx) readstring pop pop             % skip .PFB header
    } if
    {           % Stack: key file
                % Protect ourselves against syntax errors here.
      dup { token } stopped { //false exit } if
      not { //false exit } if               % end of file
      dup /eexec eq { pop //false exit } if       % reached eexec section
      dup /Subrs eq { pop //false exit } if       % Subrs without eexec
      dup /CharStrings eq { pop //false exit } if % CharStrings without eexec
      dup 3 index eq
       { xcheck not { dup token exit } if }       % found key
       { pop }
      ifelse
    } loop
                % Stack: key file value true   (or)
                % Stack: key file false
    dup { 4 } { 3 } ifelse -2 roll closefile pop
  } { closefile pop //false } ifelse
} bind executeonly def
/.findfontname
 { /FontName .findfontvalue
 } bind def

% If there is no FONTPATH, try to get one from the environment.
NOFONTPATH { /FONTPATH () def } if
/FONTPATH where
 { pop }
 { /FONTPATH (GS_FONTPATH) getenv not { () } if def }
ifelse

% The following are dummy definitions that, if we have a FONTPATH, will
% be replaced in the following section.
% They are here so immediately evaulation will work, and allow them to
% undefined at the bottom of the file.
/.scanfontbegin{} bind def
/.scanfontdir {} bind def

FONTPATH length 0 eq { (%END FONTPATH) .skipeof } if
/FONTPATH [ FONTPATH .pathlist ] def

FONTPATH
{
    /PermitFileReading exch .addcontrolpath
} forall

% Scan directories looking for plausible fonts.  "Plausible" means that
% the file begins with %!PS-AdobeFont or %!FontType1, or with \200\001
% followed by four arbitrary bytes and then either of these strings.
% To speed up the search, we skip any file whose name appears in
% the Fontmap (with any extension and upper/lower case variation) already,
% and any file whose extension definitely indicates it is not a font.
%
% NOTE: The current implementation of this procedure is somewhat Unix/DOS-
% specific.  It assumes that '/' and '\' are directory separators, and that
% the part of a file name following the last '.' is the extension.
%
/.lowerstring           % <string> .lowerstring <lowerstring>
 { 0 1 2 index length 1 sub
    { 2 copy get dup 65 ge exch 90 le and
       { 2 copy 2 copy get 32 add put }
     if pop
    }
   for
 } bind def
/.splitfilename {       % <dir.../base.extn> .basename <base> <extn>
                % Make the file name read-only to detect aliasing bugs.
                % We really don't like doing this, but we've had one
                % such bug already.
  readonly {
    (/) search { //true } { (\\) search } ifelse { pop pop } { exit } ifelse
  } loop
  dup { (.) search { pop pop } { exit } ifelse } loop
  2 copy eq {
    pop ()
  } {
    exch dup length 2 index length 1 add sub 0 exch getinterval exch
  } ifelse
} bind def
/.scanfontdict 1 dict def               % establish a binding
/.scanfontbegin
 {      % Construct the table of all file names already in Fontmap.
   currentglobal //true setglobal
   //.scanfontdict dup maxlength Fontmap length 2 add .max .setmaxlength
   Fontmap
    { exch pop
       { dup type /stringtype eq
          { //.splitfilename exec pop //.fonttempstring copy //.lowerstring exec cvn
            //.scanfontdict exch //true put
          }
          { pop
          }
         ifelse
       }
      forall
    }
   forall
   setglobal
 } bind def
/.scanfontskip mark
                % Strings are converted to names anyway, so....
  /afm //true
  /bat //true
  /c   //true
  /cmd //true
  /com //true
  /dir //true
  /dll //true
  /doc //true
  /drv //true
  /exe //true
  /fon //true
  /fot //true
  /h   //true
  /o   //true
  /obj //true
  /pfm //true
  /pss //true           % Adobe Multiple Master font instances
  /txt //true
.dicttomark def
/.scan1fontstring 8192 string def
% BeginFont: is not per Adobe documentation, but a few fonts have it.
/.scanfontheaders [(%!PS-Adobe*) (%!FontType*) (%%BeginFont:*)] def
0 /.scanfontheaders .systemvar { length .max } forall 6 add % extra for PFB header
/.scan1fontfirst exch string def
/.scanfontdir           % <dirname> .scanfontdir -
 { currentglobal exch //true setglobal
   QUIET not { (Scanning ) print dup print ( for fonts...) print flush } if
   [ 1 index ] (*) .generate_dir_list_templates
   0 0 0 4 -1 roll      % found scanned files
    {           % stack: <fontcount> <scancount> <filecount> <filename>
      exch 1 add exch                   % increment filecount
      dup //.splitfilename exec //.fonttempstring copy //.lowerstring exec
                % stack: <fontcount> <scancount> <filecount+1> <filename>
                %       <BASE> <ext>
      //.scanfontskip exch known exch //.scanfontdict exch known or
       { pop
                % stack: <fontcount> <scancount> <filecount+1>
       }
       { 3 -1 roll 1 add 3 1 roll
                % stack: <fontcount> <scancount+1> <filecount+1> <filename>
         dup (r) { file } //.internalstopped exec
          { pop pop //null ()
                % stack: <fontcount> <scancount+1> <filecount+1> <filename>
                %       null ()
          }
          {
                % On some platforms, the file operator will open directories,
                % but an error will occur if we try to read from one.
                % Handle this possibility here.
            dup //.scan1fontfirst { readstring } //.internalstopped exec
             { pop pop () }
             { pop }
            ifelse
                % stack: <fontcount> <scancount+1> <filecount+1>
                %       <filename> <file> <header>
          }
         ifelse
                % Check for PFB file header.
         dup (\200\001????*) .stringmatch
          { dup length 6 sub 6 exch getinterval }
         if
                % Check for font file headers.
         //false /.scanfontheaders .systemvar
          { 2 index exch .stringmatch or
          }
         forall exch pop
          {     % stack: <fontcount> <scancount+1> <filecount+1> <filename>
                %       <file>
            dup 0 setfileposition //.findfontname exec
             { dup .nativeFontmap exch known
                { pop pop
                }
                { exch
                  dup length string copy % copy string
                  exch
                  DEBUG { ( ) print dup =only flush } if
                  1 index //.definenativefontmap exec
                  //.splitfilename exec pop //true //.scanfontdict 3 1 roll .growput
                        % Increment fontcount.
                  3 -1 roll 1 add 3 1 roll
                }
               ifelse
             }
             { pop
             }
            ifelse
          }
                % .findfontname will have done a closefile in the above case.
          { dup //null eq { pop } { closefile } ifelse pop
          }
         ifelse
       }
      ifelse
    }
   //.scan1fontstring filenameforall
   QUIET
    { pop pop pop }
    { ( ) print =only ( files, ) print =only ( scanned, ) print
      =only ( new fonts.) = flush
    }
   ifelse
   pop
   setglobal
 } bind executeonly def

%END FONTPATH

/FONTMAP where
{
  dup /FONTMAP get /FONTMAP exch [ exch //.pathlist exec] put
} if

% Try to enumerate native fonts registered with the os
% and add them to the fontmap. This relies on a custom
% operator which calls platform-specific C code. It
% returns an array of arrays, each containing a pair
% of strings: what the system thinks is the ps name,
% and the access path.
/.setnativefontmapbuilt { % set whether we've been run
  dup type /booleantype eq {
      systemdict exch /.nativefontmapbuilt exch .forceput
  } executeonly
  {pop}
  ifelse
} .bind executeonly odef
systemdict /NONATIVEFONTMAP known .setnativefontmapbuilt
/.buildnativefontmap {   % - .buildnativefontmap <bool>
  systemdict /.nativefontmapbuilt .knownget not
  { //false} if

  {//false}
  {
    QUIET not {
      (Querying operating system for font files...\n)
      print flush
    } if
    .getnativefonts dup
    {
      exch
      {
        % stack: [ (name) (path) ]
        % verify the font name ourselves
        dup 1 get (r) { file } //.internalstopped exec
        {
          % skip the entry if we can't open the returned path
          pop pop pop
        }{
          % we could open the font file
          mark 2 1 roll
          {//.findfontname exec} //.internalstopped exec
          {
            cleartomark
            pop
          }
          {
            counttomark 1 add -1 roll pop
            not { dup 0 get } if  % stack: (newname) [ (name) (path) ]
            % DEBUG { (  found ) print dup print (\n) print flush } if
            % add entry to the fontmap
            1 index exch 0 exch dup type /nametype ne {cvn} if put
            aload pop //.definenativefontmap exec
          } ifelse
        } ifelse
      } forall
    } if
    % record that we've been run
    //true //.setnativefontmapbuilt
  } ifelse
} bind executeonly odef

% Create the dictionary that registers the .buildfont procedure
% (called by definefont) for each FontType.
/buildfontdict 20 dict def

% Register Type 3 fonts, which are always supported, for definefont.
buildfontdict 3 /.buildfont3 cvx put

% Register Type 0 fonts if they are supported.  Strictly speaking,
% we should do this in its own file (gs_type0.ps), but since this is
% the only thing that would be in that file, it's simpler to put it here.
/.buildfont0 where { pop buildfontdict 0 /.buildfont0 cvx put } if

% Define definefont. This is a procedure built on a set of operators
% that do all the error checking and key insertion.
/.growfontdict
 {      % Grow the font dictionary, if necessary, to ensure room for an
        % added entry, making sure there is at least one slot left for FID.
   dup maxlength 1 index length sub 2 lt
    { dup dup wcheck
       { //.growdict exec}
       { //.growdictlength exec dict .copydict }
      ifelse
    }
    { dup wcheck not { dup maxlength dict .copydict } if
    }
   ifelse
 } bind def
/.completefont {
  {             % Check for disabled platform fonts.
      NOPLATFONTS
       {        % Make sure we leave room for FID.
         //.growfontdict exec dup /ExactSize 0 put
       }
       {        % Hack: if the Encoding looks like it might be the
                % Symbol or Dingbats encoding, load those now (for the
                % benefit of platform font matching) just in case
                % the font didn't actually reference them.
                % Note that some types of font don't have an Encoding.
         dup /Encoding .knownget {
           dup length 65 ge {
             64 get
             dup /congruent eq { SymbolEncoding pop } if
             /a9 eq { DingbatsEncoding pop } if
           } {
             pop
           } ifelse
         } if
       }
      ifelse
      dup /OrigFont known not {
        dup dup /OrigFont exch .growput
      } if
      //true exch
                % If this is a CIDFont, CIDFontType takes precedence
                % over FontType.
      dup /CIDFontType known {
        /.buildcidfont where {
          pop exch not exch     % true => false
        } if
      } if
      exch {
        dup /FontType get //buildfontdict exch get
      } {
        {.buildcidfont}		% so it gets bound
      } ifelse
  } stopped { $error /command get /invalidfont signalerror } if

      % Execute the .buildxxxfontx outside the 'stopped', because we don't
      % want its errors converted to invalidfont.
      exec

  {
      systemdict /ProvideUnicode .knownget not { //false } if {
        /FontEmulationProcs /ProcSet findresource
        /ProvideUnicodeDecoding get exec
      } if
      readonly          % stack: name fontdict
  } stopped { $error /command get /invalidfont signalerror } if
} bind executeonly odef
/definefont
 { dup rcheck not {
      /definefont cvx /invalidaccess signalerror
   } if
   /definefont cvx {.completefont} .errorexec
                % If the current allocation mode is global, also enter
                % the font in LocalFontDirectory.
   .currentglobal
    { //systemdict /LocalFontDirectory .knownget
       { 2 index 2 index .forceput }	% readonly
      if
    }
   if
   dup //.FontDirectory 4 -2 roll .forceput % readonly
                % If the font originated as a resource, register it.
   currentfile .currentresourcefile eq { dup .registerfont } if
   readonly
 } .bind executeonly odef

% Define a procedure for defining aliased fonts.
% We use this only for explicitly aliased fonts, not substituted fonts:
% we think this matches the observed behavior of Adobe interpreters.
/.aliasfont             % <name> <font> .aliasfont <newFont>
 {
   currentglobal 3 1 roll dup gcheck setglobal
                             % <bool> <name> <font>
   dup length 2 add dict     % <bool> <name> <font> <dict>
   dup 3 -1 roll             % <bool> <name> <dict> <dict> <font>
   { 1 index /FID eq { pop pop } { put dup } ifelse } forall
                             % <bool> <name> <dict> <dict>
                % Stack: global fontname newfont newfont.
                % We might be defining a global font whose FontName
                % is a local string.  This is weird, but legal,
                % and doesn't cause problems anywhere else:
                % to avoid any possible problems in this case, do a cvn.
                % We might also be defining (as an alias) a global font
                % whose FontName is a local non-string, if someone passed a
                % garbage value to findfont.  In this case, just don't
                % call definefont at all.
    2 index dup type /stringtype eq exch gcheck or 1 index gcheck not or
    { pop                              % <bool> <name> <dict>
      1 index dup type /stringtype eq { cvn } if
                                       % <bool> <name> <dict> <name1>
           % HACK:
           % We want to know whether we alias a font,
           % because in this case its FontName to be replaced with the alias.
           % There is no simple way to know that at this point.
           % But if the original font has defaultfontname,
           % we probably substitute it rather than alias.
           % Using such condition as an approximation to the strong condition.
           %
           % Note it works wrongly if Fontmap maps something to defaultfontname like this :
           %        /Courier  /NimbusMonL-Regu	;
           %        /Something /Courier ;
           % The FontName of Something will not be /Something. It will be /Courier .
           %
      1 index /FontName get defaultfontname ne {
        2 copy /FontName exch put
      } if
      1 index exch /.Alias exch put    % <bool> <name> <dict>
      dup dup /OrigFont exch .growput
                % Don't bind in definefont, since Level 2 redefines it.
      /definefont .systemvar exec
    }
    {
      /findfont cvx {.completefont} //.errorexec exec pop exch pop
    }
   ifelse
   exch setglobal
 } bind executeonly odef         % so findfont will bind it

% Define .loadfontfile for loading a font.  If we recognize Type 1 and/or
% TrueType fonts, gs_type1.ps and/or gs_ttf.ps will redefine this.
/.loadfontfile {
                % According to Ed Taft, Adobe interpreters push userdict
                % before loading a font, and pop it afterwards.
  userdict begin
    cvx exec
  end
} bind def
/.setloadingfont {
   //systemdict /.loadingfont 3 -1 roll .forceput
} .bind executeonly odef % .forceput must be bound and hidden
/.loadfont
 {              % Some buggy fonts leave extra junk on the stack,
                % so we have to make a closure that records the stack depth
                % in a fail-safe way.
   //true .setloadingfont
   { /FAPI_hook_disable pop % gs_fapi accesses this with execstack_lookup - don't remove !
     {{.loadfontfile} .execasresource} count 1 sub 2 .execn
     count exch sub { pop } repeat
     exit
   } loop % this loop is a pattern for execstack_lookup, don't remove !
   //false .setloadingfont
 } bind def

% Find an alternate font to substitute for an unknown one.
% We go to some trouble to parse the font name and extract
% properties from it.  Later entries take priority over earlier.
/.substitutefaces [
        % Define substitutes for the fonts we define in Fontmap.GS
  [(Charter) /Times 0]
  [(Utopia) /Times 0]
  [(Antiqua) /Times 0]
  [(Calligraphic) /Helvetica 0]
  [(Hershey) /Times 0]
        % Guess at suitable substitutions for random unknown fonts.
  [(Book) /NewCenturySchlbk 0]
  [(Grot) /Helvetica 0]
  [(Roman) /Times 0]
  [(Chancery) /ZapfChancery-MediumItalic 0]
        % If the family name appears in the font name,
        % use a font from that family.
  [(Arial) /Helvetica 0]
  [(Avant) /AvantGarde 0]
  [(Bookman) /Bookman 0]
  [(Century) /NewCenturySchlbk 0]
  [(Cour) /Courier 0]
  [(Frut) /Helvetica 0]
  [(Garamond) /Palatino 0]
  [(Geneva) /Helvetica 0]
  [(Helv) /Helvetica 0]
  [(NewYork) /Bookman 0]
  [(Pala) /Palatino 0]
  [(Schlbk) /NewCenturySchlbk 0]
  [(Swiss) /Helvetica 0]
  [(Symbol) /Symbol 0]
  [(Times) /Times 0]
        % Substitute for Adobe Multiple Master fonts.
  [(Minion) /Times 0]
  [(Myriad) /Helvetica 0]
        % If the font wants to be monospace, use Courier.
  [(Monospace) /Courier 0]
  [(Typewriter) /Courier 0]
        % Define substitutes for the other Adobe PostScript 3 fonts.
        % For some of them, the substitution is pretty bad!
  [(Albertus) /Palatino 0]
  [(AntiqueOlive) /Helvetica 0]
  [(Bodoni) /NewCenturySchlbk 0]
  [(Chicago) /Helvetica 2]
  [(Clarendon) /Bookman 0]
  [(Cooper) /NewCenturySchlbk 0]
  [(Copperplate) /AvantGarde 0] % inappropriate, small-cap font
  [(Coronet) /ZapfChancery-MediumItalic 0]
  [(Eurostile) /Helvetica 0]
  [(Geneva) /Courier 2]         % should be fixed-pitch sans demi
  [(GillSans) /Helvetica 2]
  [(GillSans-Light) /Helvetica 0]
  [(Goudy) /Palatino 0]
  [(Hoefler) /NewCenturySchlbk 0]
  [(Joanna) /Times 0]
  [(LetterGothic) /Courier 0]   % should be fixed-pitch sans
  [(LubalinGraph-Book) /Bookman 2]
  [(LubalinGraph-Demi) /Bookman 0]
  [(Marigold) /ZapfChancery-MediumItalic 0]
  [(MonaLisa-Recut) /Palatino 0]        % inappropriate
  [(Monaco) /Courier 2]         % should be fixed-pitch sans demi
  [(Optima) /Helvetica 0]
  [(Oxford) /ZapfChancery-MediumItalic 0]
  [(Tekton) /Helvetica 0]
  [(Univers) /Helvetica 0]
] readonly def
/.substituteproperties [
  [(It) 1] [(Oblique) 1]
  [(Black) 2] [(Bd) 2] [(Bold) 2] [(bold) 2] [(Demi) 2] [(Heavy) 2] [(Sb) 2]
  [(Cn) 4] [(Cond) 4] [(Narrow) 4] [(Pkg) 4] [(Compr) 4]
  [(Serif) 8] [(Sans) -8]
] readonly def

/.fontnamestring {              % <fontname> .fontnamestring <string|name>
  dup type dup /nametype eq {
    pop .namestring
  } {
    /stringtype ne { pop () } if
  } ifelse
} bind def

/.fontnameproperties {          % <int> <string|name> .fontnameproperties
                                %   <int'>
  //.fontnamestring exec
  //.substituteproperties {
    2 copy 0 get search {
      pop pop pop dup length 1 sub 1 exch getinterval 3 -1 roll exch {
        dup 0 ge { or } { neg not and } ifelse
      } forall exch
    } {
      pop pop
    } ifelse
  } forall pop
} bind def
/.substitutefamilies mark
  /AvantGarde
    {/AvantGarde-Book /AvantGarde-BookOblique
     /AvantGarde-Demi /AvantGarde-DemiOblique}
  /Bookman
    {/Bookman-Demi /Bookman-DemiItalic /Bookman-Light /Bookman-LightItalic}
  /Courier
    {/Courier /Courier-Oblique /Courier-Bold /Courier-BoldOblique}
  /Helvetica
    {/Helvetica /Helvetica-Oblique /Helvetica-Bold /Helvetica-BoldOblique
     /Helvetica-Narrow /Helvetica-Narrow-Oblique
     /Helvetica-Narrow-Bold /Helvetica-Narrow-BoldOblique}
  /NewCenturySchlbk
    {/NewCenturySchlbk-Roman /NewCenturySchlbk-Italic
     /NewCenturySchlbk-Bold /NewCenturySchlbk-BoldItalic}
  /Palatino
    {/Palatino-Roman /Palatino-Italic /Palatino-Bold /Palatino-BoldItalic}
  /Symbol
    {/Symbol /Symbol /Symbol /Symbol}
  /Times
    {/Times-Roman /Times-Italic /Times-Bold /Times-BoldItalic}
  /ZapfChancery-MediumItalic
    {/ZapfChancery-MediumItalic}
.dicttomark readonly def
/.nametostring {                % <name> .nametostring <string>
                                % <other> .nametostring <other>
  dup type /nametype eq { .namestring } if
} bind def

/.substitutefontname {          % <fontname> <properties> .substitutefontname
                                %   <altname|null>
        % Look for properties and/or a face name in the font name.
        % If we find any, use Times (serif) or Helvetica (sans) as the
        % base font; otherwise, use the default font.
        % Note that the "substituted" font name may be the same as
        % the requested one; the caller must check this.
  exch //.fontnamestring exec {
    defaultfontname /Helvetica-Oblique /Helvetica-Bold /Helvetica-BoldOblique
    /Helvetica-Narrow /Helvetica-Narrow-Oblique
    /Helvetica-Narrow-Bold /Helvetica-Narrow-BoldOblique
    /Times-Roman /Times-Italic /Times-Bold /Times-BoldItalic
    /Helvetica-Narrow /Helvetica-Narrow-Oblique
    /Helvetica-Narrow-Bold /Helvetica-Narrow-BoldOblique
  } 3 1 roll
        % Stack: facelist properties fontname
        % Look for a face name.
  //.substitutefaces {
    2 copy 0 get search {
      pop pop pop
        % Stack: facelist properties fontname [(pattern) family properties]
      dup 2 get 4 -1 roll or 3 1 roll
      1 get //.substitutefamilies exch get
      4 -1 roll pop 3 1 roll
    } {
      pop pop
    } ifelse
  } forall pop
  1 index length mod get exec
} bind executeonly odef
/.substitutefont {              % <fontname> .substitutefont <altname>
  dup 0 exch //.fontnameproperties exec .substitutefontname
        % Only accept fonts known in the Fontmap.
   Fontmap 1 index known not
   {
     .nativeFontmap 1 index known not
     {pop defaultfontname } if
   } if
} bind executeonly odef

% If requested, make (and recognize) fake entries in FontDirectory for fonts
% present in Fontmap but not actually loaded.  Thanks to Ray Johnston for
% the idea behind this code.
FAKEFONTS not { (%END FAKEFONTS) .skipeof } if

% We use the presence or absence of the FontMatrix key to indicate whether
% a font is real or fake.  We must pop the arguments at the very end,
% so that stack protection will be effective.

/definefont {           % <name> <font> definefont <font>
  dup /FontMatrix known {
    //definefont
  } {
    2 copy /FontName get findfont //definefont exch pop exch pop
  } ifelse
} bind odef

/scalefont {            % <font> <scale> scalefont <font>
  1 index /FontMatrix known {
    //scalefont
  } {
    1 index /FontName get findfont 1 index //scalefont
    exch pop exch pop
  } ifelse
} bind odef

/makefont {             % <font> <matrix> makefont <font>
  1 index /FontMatrix known {
    //makefont
  } {
    1 index /FontName get findfont 1 index //makefont
    exch pop exch pop
  } ifelse
} bind odef

/setfont {              % <font> setfont -
  dup /FontMatrix known {
    //setfont
  } {
    dup /FontName get findfont //setfont pop
  } ifelse
} bind odef

%END FAKEFONTS

% Define findfont so it tries to load a font if it's not found.
% The Red Book requires that findfont be a procedure, not an operator,
% but it still needs to restore the stacks reliably if it fails,
% so we do all the work in an operator.
/.findfont {             % <fontname> .findfont <font>
  mark 1 index        % <fontname> mark <fontname>
  //systemdict begin .dofindfont
                      % <fontname> mark <alias> ... <font>
        % Define any needed aliases.
  counttomark 1 sub { .aliasfont } repeat end
                      % <fontname> mark <font>
  exch pop exch pop
} bind odef
/findfont {
  .findfont
} bind def
% Check whether the font name we are about to look for is already on the list
% of aliases we're accumulating; if so, cause an error.
/.checkalias            % -mark- <alias1> ... <name> .checkalias <<same>>
 { counttomark 1 sub -1 1
    { index 1 index eq
       { pop QUIET not
          { (Unable to substitute for font.) = flush
          } if
         /findfont cvx /invalidfont signalerror
       }
      if
    }
   for
 } bind def
% Get a (non-fake) font if present in a FontDirectory.
/.fontknownget          % <fontdir> <fontname> .fontknownget <font> true
                        % <fontdir> <fontname> .fontknownget false
 { .knownget
    { FAKEFONTS
       { dup /FontMatrix known { //true } { pop //false } ifelse }
       { //true }
      ifelse
    }
    { //false
    }
   ifelse
 } bind def
% This is the standard procedure for handling font substitution.
% Its location is per an Adobe newsgroup posting.
% It is called with the font name on the stack, standing in for findfont.
/.stdsubstfont {        % mark <alias1> ... <fontname> .stdsubstfont mark <alias1> ... <aliasN> <font>
      /SUBSTFONT where {
        pop QUIET not {
          (Substituting for font ) print dup =only
          (.) = flush
        } if
                        % No aliasing.
                        % This mode is incompatible with high level devices.
        cleartomark mark defaultfontname
      } {
        dup .substitutefont
        2 copy eq { pop defaultfontname } if
        //.checkalias exec
        QUIET not {
          SHORTERRORS {
            (%%[) print 1 index =only
            ( not found, substituting ) print dup =only (]%%)
          } {
            (Substituting font ) print dup =only
            ( for ) print 1 index =only (.)
          } ifelse = flush
        } if
      } ifelse
  /Font findresource
} bind executeonly def

% Default font substitution does {pop /Courier} om many implementations.
% GS post-process font substitution in .stdsubstfont and uses {} for
% backward compatibility
$error /SubstituteFont { } put

% Scan the next directory on FONTPATH.
/.scannextfontdir {     % - .scannextfontdir <bool>
                        % If we haven't scanned all the directories in
                        % FONTPATH, scan the next one.
  //null 0 1 FONTPATH length 1 sub {
    FONTPATH 1 index get //null ne { exch pop exit } if pop
  } for dup //null ne {
    dup 0 eq { //.scanfontbegin exec} if
    FONTPATH 1 index get //.scanfontdir exec
    FONTPATH exch //null put //true
  } {
    pop //false
  } ifelse
} bind def
% Do the work of findfont, including substitution, defaulting, and
% scanning of FONTPATH.
/.dofindfont {   %  mark <fontname> .dofindfont % mark <alias> ... <font>
  .tryfindfont not {
                        % We didn't find the font.  If we haven't scanned
                        % all the directories in FONTPATH, scan the next one
                        % now and look for the font again.
    //.scannextfontdir exec {
                        % Start over with an empty alias list.
      counttomark 1 sub { pop } repeat    % mark <fontname>
      .dofindfont
    } {
                        % No more directories to scan. Try building the native
                        % font map entries if we haven't already done so.
        .buildnativefontmap {
                        % Same stack as at the beginning of .dofindfont.
        .dofindfont     % start over
      } {
                        % No luck.  Make sure we're not already
                        % looking for the default font.
        QUIET not {
          (Didn't find this font on the system!\n)
          print
        } if
        dup defaultfontname eq {
          QUIET not {
            (Unable to load default font ) print
            dup =only (!  Giving up.) = flush
          } if
          /findfont cvx /invalidfont signalerror
        } if
                        % Substitute for the font.  Don't alias.
                        % Same stack as at the beginning of .dofindfont.

        $error /SubstituteFont get exec
                         %
                         % igorm: I guess the surrounding code assumes that .stdsubstfont
                         % must ADD an alias to allow .checkalias and .findfont to work properly.
                         % Also I guess that a trailing recursion is
                         % used in .dofindfont and through .stdsubstfont
                         % just to represent a simple iteration,
                         % which accumulates the aliases after the mark.
        //.stdsubstfont exec
      } ifelse
    } ifelse
  } if
} bind executeonly def

% any user of .putgstringcopy must use bind and executeonly
/.putgstringcopy  %   <dict> <name> <string> .putgstringcopy -
{ 2 index gcheck currentglobal
  2 copy eq {
    pop pop .forceput
  } executeonly {
    5 1 roll setglobal
    dup length string copy
    .forceput setglobal
  } executeonly ifelse
} .bind executeonly odef % must be bound and hidden for .forceput

/.loadfontloop {        % <fontname> <filename> <libflag> .loadfontloop
                        %   <font> true
                        % -or-
                        %   <fontname> false
                        % See above regarding the use of 'loop'.
    {                   % Is the font name a string?
        1 index type /stringtype ne
         { pop
           QUIET not
            { (Can't find font with non-string name: ) print dup =only (.) = flush
            }
           if pop //false exit
         } if

        % check <libflag>
        {
          findlibfile not
        }
        {
          //true
        } ifelse


        % if findlibfile didn't work, try just opening the file direcly.
        {
          dup (r) { file } stopped {
            pop pop //true
          } {
            //false
          } ifelse
        }
        {
          //false
        }ifelse

        % If just opening the file didn't work, try opening the file name
        % in the font resource directory
        {
          dup
          //.fonttempstring /FontResourceDir getsystemparam .genericrfn
          (r) { file } stopped {
            pop pop //true
          } {
            dup .filename
            { 3 -1 roll pop exch }
            { pop }
            ifelse
            //false
          } ifelse
        }
        {
          //false
        }ifelse

        {
          QUIET not
            { (Can't find \(or can't open\) font file ) print dup print
              (.) = flush
            }
           if pop //false exit
        } if
                         % Stack: fontname fontfilename fontfile
        QUIET not
         { (Loading ) print 2 index =only
           ( font from ) print 1 index print (... ) print flush
         }
        if
        % If LOCALFONTS isn't set, load the font into local or global
        % VM according to FontType; if LOCALFONTS is set, load the font
        % into the current VM, which is what Adobe printers (but not
        % DPS or CPSI) do.
        LOCALFONTS { //false } { /setglobal where } ifelse
         { pop /FontType .findfontvalue { 1 eq } { //false } ifelse
                % .setglobal, like setglobal, aliases FontDirectory to
                % GlobalFontDirectory if appropriate.  However, we mustn't
                % allow the current version of .setglobal to be bound in,
                % because it's different depending on language level.
           .currentglobal exch /.setglobal .systemvar exec
                % Remove the fake definition, if any.
           //.FontDirectory 3 index .forceundef		% readonly
           1 index (r) file .loadfont //.FontDirectory exch
           /.setglobal .systemvar exec
         } executeonly
         { .loadfont //.FontDirectory
         }
        ifelse
                % Stack: fontname fontfilename fontdirectory
        QUIET not
         { //systemdict /level2dict known
            { .currentglobal //false .setglobal vmstatus
              //true .setglobal vmstatus 3 -1 roll pop
              6 -1 roll .setglobal 5
            }
            { vmstatus 3
            }
           ifelse { =only ( ) print } repeat
           (done.) = flush
         } if

                % Check to make sure the font was actually loaded.
        dup 3 index //.fontknownget exec
         { dup /PathLoad 4 index //.putgstringcopy
           4 1 roll pop pop pop //true exit
         } executeonly if

                % Maybe the file had a different FontName.
                % See if we can get a FontName from the file, and if so,
                % whether a font by that name exists now.
        exch dup      % Stack: origfontname fontdirectory path path
        (r) file //.findfontname exec
         {            % Stack: origfontname fontdirectory path filefontname
           2 index 1 index //.fontknownget exec
            {   % Yes.  Stack: origfontname fontdirectory path filefontname fontdict
              dup 4 -1 roll /PathLoad exch //.putgstringcopy
                      % Stack: origfontname fontdirectory filefontname fontdict
              3 -1 roll pop
                      % Stack: origfontname filefontname fontdict
              dup /FontName get dup //.FontDirectory exch .forceundef
              /GlobalFontDirectory .systemvar exch .forceundef
              dup length dict .copydict dup 3 index /FontName exch put
              2 index exch definefont
              exch
              QUIET
               { pop
               }
               { (Using ) print =only
                 ( font for ) print 1 index =only
                 (.) = flush
               }
              ifelse  % Stack: origfontname fontdict
              exch pop //true exit
                      % Stack: fontdict
            } executeonly
           if pop % Stack: origfontname fontdirectory path
         } executeonly
        if pop pop  % Stack: origfontname

                % The font definitely did not load correctly.
        QUIET not
         { (Loading ) print dup =only
           ( font failed.) = flush
         } if
        //false exit

    } loop              % end of loop

 } bind executeonly def % must be bound and hidden for .putgstringcopy

% Attempt to load a font from a file.
/.tryloadfont {         % <fontname> .tryloadfont <font> true
                        % <fontname> .tryloadfont false
  dup //.nametostring exec
                % Hack: check for the presence of the resource machinery.
  /.genericrfn where {
    pop
    pop dup //.fonttempstring /FontResourceDir getsystemparam .genericrfn
    {//false //.loadfontloop exec} //.internalstopped exec {//false} if {
      //true
    } {
      dup //.nametostring exec
      {//true //.loadfontloop exec} //.internalstopped exec {//false} if
    } ifelse
  } {
    {//true //.loadfontloop exec} //.internalstopped exec {//false} if
  } ifelse
} bind def

% Try to find a font using only the present contents of Fontmap.
/.tryfindfont {         % <fontname> .tryfindfont <font> true
                        % <fontname> .tryfindfont false
  //.FontDirectory 1 index //.fontknownget exec
    {                   % Already loaded
      exch pop //true
    }
    {
       dup Fontmap exch .knownget
       { //true //true }
       {                % Unknown font name.  Look for a file with the
                        % same name as the requested font.
         dup //.tryloadfont exec
         { exch pop //true //false }
         {
           % if we can't load by name check the native font map
           .nativeFontmap exch .knownget
           { //true //true }
           { //false //false } ifelse
         } ifelse
       } ifelse

       {                % Try each element of the Fontmap in turn.
         pop
         //false exch   % (in case we exhaust the list)
                        % Stack: fontname false fontmaplist
         { exch pop
           dup type /nametype eq
            {                   % Font alias
              //.checkalias exec
              dup .tryfindfont
              {
                % We don't want to reuse an embedded font as a substitute
                % so make sure the font came from disk before using it.
                dup /Path known
                1 index /PathLoad known or
                { exch pop //true exit }
                {
                  % if the candidate didn't come from disk, remove it from
                  % FontDirectory and try again.
                  pop dup undefinefont
                  .tryfindfont exit
                }
                ifelse
              } if
            }
            { dup dup type dup /arraytype eq exch /packedarraytype eq or exch xcheck and
               {                % Font with a procedural definition
                 exec           % The procedure will load the font.
                                % Check to make sure this really happened.
                 //.FontDirectory 1 index .knownget
                  { exch pop //true exit }
                 if
               }
               {                % Font file name
                 dup type /dicttype eq
                 {
                   begin
                   Path
                 }
                 {
                   1 dict begin
                 } ifelse
                 //true //.loadfontloop exec
                 end
                 { //true exit } if
               }
              ifelse
            }
           ifelse //false
         }
         forall
                        % Stack: font true -or- fontname false
         { //true
         }
         {                      % None of the Fontmap entries worked.
                                % Try loading a file with the same name
                                % as the requested font.
           //.tryloadfont exec
         }
        ifelse
       }
      if
    }
   ifelse
 } bind executeonly def

% Define a procedure to load all known fonts.
% This isn't likely to be very useful.
/loadallfonts
{
  [Fontmap .nativeFontmap] { { pop findfont pop } forall } forall
} bind def

% If requested, load all the fonts defined in the Fontmap into FontDirectory
% as "fake" fonts i.e., font dicts with only FontName and FontType defined.
% (We define FontType only for the sake of some questionable code in the
% Apple Printer Utility 2.0 font inquiry code.)
%
% Note that this procedure only creates fake fonts in the FontDirectory
% associated with the current VM.  This is because in multi-context systems,
% creating the fake fonts in local VM leads to undesirable complications.
/.definefakefonts
    {
    }
    {
      (gs_fonts FAKEFONTS) VMDEBUG
      [Fontmap .nativeFontmap ]
      {
        {
          pop dup type /stringtype eq { cvn } if
          //.FontDirectory 1 index known not {
            2 dict dup /FontName 3 index put
            dup /FontType 1 put
            //.FontDirectory 3 1 roll //.forceput exec % readonly
          } {
            pop
          } ifelse
        } forall
      } forall
    } executeonly	% hide .forceput
FAKEFONTS { exch } if pop def   % don't bind, .current/setglobal get redefined

% Install initial fonts from Fontmap.
/.loadinitialfonts
 { NOFONTMAP not
    { /FONTMAP where
          { pop FONTMAP
             { dup VMDEBUG findlibfile
                { exch pop //.loadFontmap exec }
                { /undefinedfilename signalerror }
               ifelse
             }
          }
          { LIBPATH
             { defaultfontmap
               //false .file_name_combine
               {
                 dup VMDEBUG
                 (r) { file } //.internalstopped exec {
                   pop pop
                   defaultfontmap_content { .definefontmap } forall
                 } {
                   //.loadFontmap exec
                 } ifelse
               } {
                 pop pop
               } ifelse
             }
          }
         ifelse forall
    }
   if
   userdict /defaultfontmap_content .undef
   //.definefakefonts exec     % current VM is global
 } def                  % don't bind, .current/setglobal get redefined

% Undef these, not needed outside this file
[
 % /.fonttempstring /.scannextfontdir - are also used in gs_res.ps, so are undefined there
 % /.scanfontheaders - used in gs_cff.ps, gs_ttf.ps
 /.loadfontloop /.tryloadfont /.findfont /.pathlist /.loadFontmap /.lowerstring
 /.splitfilename /.scanfontdict /.scanfontbegin
 /.scanfontskip /.scan1fontstring
 /.scan1fontfirst /.scanfontdir
 /.setnativefontmapbuilt /.aliasfont
 /.setloadingfont /.substitutefaces /.substituteproperties /.substitutefamilies
 /.nametostring /.fontnamestring /.checkalias /.fontknownget /.stdsubstfont
 /.putgstringcopy
 /.definenativefontmap
 /.findfontname /.addfontmappermitpaths /.splitdirname
] systemdict .undefinternalnames