1 /* Copyright 2014 Clerk Ma
3 This program is free software; you can redistribute it and/or modify
4 it under the terms of the GNU General Public License as published by
5 the Free Software Foundation; either version 2 of the License, or
6 (at your option) any later version.
8 This program is distributed in the hope that it will be useful, but
9 WITHOUT ANY WARRANTY; without even the implied warranty of
10 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 General Public License for more details.
13 You should have received a copy of the GNU General Public License
14 along with this program; if not, write to the Free Software
15 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
20 #define null_code 0 // 0
21 #define carriage_return 015 // 13
22 #define invalid_code 0177 // 127
24 #define loc cur_input.loc_field
26 #define length(s) (str_start[(s) + 1] - str_start[(s)])
28 #define cur_length (pool_ptr - str_start[str_ptr])
53 error_message_issued = 2,
57 #define nx_plux_y(...) mult_and_add(..., 07777777777L)
58 #define mult_integers(a) mult_and_add(a,0,017777777777L)
60 #define inf_bad 10000L
62 #define set_glue_ratio_zero(a) (a) = 0.0
63 #define set_glue_ratio_one(a) (a) = 1.0
64 #define tex_float(a) (a)
65 #define unfloat(a) (a)
66 #define float_constant(a) (float) (a)
68 //#define pointer halfword
69 #define null min_halfword
71 #define link(p) mem[p].hh.rh
72 #define info(p) mem[p].hh.lh
75 #define fast_get_avail(a) \
91 #define fast_get_avail(a) \
107 #define empty_flag max_halfword
108 #define is_empty(a) (link(a) = empty_flag)
109 #define node_size info
110 #define llink(a) info(a+1)
111 #define rlink(a) link(a+1)
113 #define type(a) mem[a].hh.b0
114 #define subtype(a) mem[a].hh.b1
116 #define is_char_node(a) (a >= hi_mem_min)
118 #define character subtype
121 #define box_node_size 7
122 #define width_offset 1
123 #define depth_offset 2
124 #define height_offset 3
125 #define width(a) mem[a + width_offset].cint
126 #define depth(a) mem[a + depth_offset].cint
127 #define height(a) mem[a + height_offset].cint
128 #define shift_amount(a) mem[a + 4].cint
129 #define list_offset 5
130 #define list_ptr(a) link(a + list_offset)
131 #define glue_order(a) subtype(a + list_offset)
132 #define glue_sign(a) type(a + list_offset)
136 #define glue_offset 6
137 #define glue_set(a) mem[a + glue_offset].gr
142 #define rule_node_size 4
143 #define null_flag -010000000000L
144 #define is_running(a) (a = null_flag)
147 #define ins_node_size 5
148 #define float_cost(a) mem[a + 1].cint
149 #define ins_ptr(a) info(a + 4)
150 #define split_top_ptr(a) link(a + 4)
153 #define small_node_size 2
154 #define mark_ptr(a) mem[a + 1].cint
156 #define adjust_node 5
157 #define adjust_ptr mark_ptr
159 #define ligature_node 6
160 #define lig_char(a) (a + 1)
161 #define lig_ptr(a) link(lig_char(a))
164 #define replace_count subtype
165 #define pre_break llink
166 #define post_break rlink
168 #define whatsit_node 8
174 #define precedes_break(a) (type(a) < math_node)
175 #define non_discardable(a) (type(a) < math_node)
178 #define cond_math_glue 98
180 #define a_leaders 100
181 #define c_leaders 101
182 #define x_leaders 102
183 #define glue_ptr llink
184 #define leader_ptr rlink
186 #define glue_spec_size 4
187 #define glue_ref_count(a) link(a)
188 #define stretch(a) mem[a + 2].cint
189 #define shrink(a) mem[a + 3].cint
190 #define stretch_order type
191 #define shrink_order subtype
200 #define penalty_node 12
201 #define inf_penalty inf_bad
202 #define eject_penalty -inf_bad
203 #define penalty(a) mem[a + 1].cint
205 #define unset_node 13
206 #define glue_stretch(a) mem[a + glue_offset].cint
207 #define glue_shrink shift_amount
208 #define span_count subtype
210 #define zero_glue mem_bot // 0
211 #define fil_glue (zero_glue + glue_spec_size) // 4
212 #define fill_glue (fil_glue + glue_spec_size) // 8
213 #define ss_glue (fill_glue + glue_spec_size) // 12
214 #define fil_neg_glue (ss_glue + glue_spec_size) // 16
215 #define lo_mem_stat_max (fil_neg_glue + glue_spec_size - 1) // 19
216 #define page_ins_head mem_top
217 #define contrib_head (mem_top - 1)
218 #define page_head (mem_top - 2)
219 #define temp_head (mem_top - 3)
220 #define hold_head (mem_top - 4)
221 #define adjust_head (mem_top - 5)
222 #define active (mem_top - 7)
223 #define align_head (mem_top - 8)
224 #define end_span (mem_top - 9)
225 #define omit_template (mem_top - 10)
226 #define null_list (mem_top - 11)
227 #define lig_trick (mem_top - 12)
228 #define garbage (mem_top - 12)
229 #define backup_head (mem_top - 13)
230 #define hi_mem_stat_min (mem_top - 13)
231 #define hi_mem_stat_usage 14
233 #define token_ref_count(a) info(a)
235 #define add_token_ref(a) incr(token_ref_count(a))
236 #define add_glue_ref(a) incr(glue_ref_count(a))
241 #define right_brace 2
253 #define other_char 12
254 #define active_char 13
260 #define invalid_char 15
262 #define max_char_code 15
265 #define math_char_num 17
273 #define remove_item 25
279 #define leader_ship 31
287 #define ignore_spaces 39
288 #define after_assignment 40
289 #define after_group 41
290 #define break_penalty 42
294 #define math_accent 46
295 #define discretionary 47
297 #define left_right 49
299 #define limit_switch 51
301 #define math_style 53
302 #define math_choice 54
303 #define non_script 55
305 #define case_shift 57
309 #define begin_group 61
313 #define no_boundary 65
315 #define end_cs_name 67
316 #define min_internal 68
317 #define char_given 68
318 #define math_given 69
320 #define max_non_prefixed_command 70
322 #define toks_register 71
323 #define assign_toks 72
324 #define assign_int 73
325 #define assign_dimen 74
326 #define assign_glue 75
327 #define assign_mu_glue 76
328 #define assign_font_dimen 77
329 #define assign_font_int 78
331 #define set_prev_graf 80
332 #define set_page_dimen 81
333 #define set_page_int 82
334 #define set_box_dimen 83
337 #define def_family 86
340 #define tex_register 89
341 #define max_internal 89
347 #define shorthand_def 95
348 #define read_to_cs 96
352 #define set_interaction 100
353 #define max_command 100
355 #define undefined_cs (max_command + 1 )
356 #define expand_after (max_command + 2 )
357 #define no_expand (max_command + 3 )
358 #define input (max_command + 4 )
359 #define if_test (max_command + 5 )
360 #define fi_or_else (max_command + 6 )
361 #define cs_name (max_command + 7 )
362 #define convert (max_command + 8 )
363 #define the (max_command + 9 )
364 #define top_bot_mark (max_command + 10)
365 #define call (max_command + 11)
366 #define long_call (max_command + 12)
367 #define outer_call (max_command + 13)
368 #define long_outer_call (max_command + 14)
369 #define end_template (max_command + 15)
370 #define dont_expand (max_command + 16)
371 #define glue_ref (max_command + 17)
372 #define shape_ref (max_command + 18)
373 #define box_ref (max_command + 19)
374 #define data (max_command + 20)
377 #define hmode (vmode + max_command + 1)
378 #define mmode (hmode + max_command + 1)
380 #define ignore_depth -65536000L
382 #define mode cur_list.mode_field
383 #define head cur_list.head_field
384 #define tail cur_list.tail_field
385 #define aux cur_list.aux_field
386 #define prev_depth aux.cint
387 #define space_factor aux.hh.lh
388 #define clang aux.hh.rh
389 #define incompleat_noad aux.cint
390 #define prev_graf cur_list.pg_field
391 #define mode_line cur_list.ml_field
393 #define eq_level_field(a) a.hh.b1
394 #define eq_type_field(a) a.hh.b0
395 #define equiv_field(a) a.hh.rh
396 #define eq_level(a) eq_level_field(eqtb[a])
397 #define eq_type(a) eq_type_field(eqtb[a])
398 #define equiv(a) equiv_field(eqtb[a])
399 #define level_zero min_quarterword
400 #define level_one level_zero + 1
402 #define active_base 1 // 1
403 #define single_base (active_base + 256) // 257
404 #define null_cs (single_base + 256) // 513
405 #define hash_base (null_cs + 1) // 514
406 #define frozen_control_sequence (hash_base + hash_size + hash_extra) // (hash_size + hash_extra + 514)
407 #define frozen_protection frozen_control_sequence // (hash_size + hash_extra + 514)
408 #define frozen_cr (frozen_control_sequence + 1) // (hash_size + hash_extra + 515)
409 #define frozen_end_group (frozen_control_sequence + 2) // (hash_size + hash_extra + 516)
410 #define frozen_right (frozen_control_sequence + 3) // (hash_size + hash_extra + 517)
411 #define frozen_fi (frozen_control_sequence + 4) // (hash_size + hash_extra + 518)
412 #define frozen_end_template (frozen_control_sequence + 5) // (hash_size + hash_extra + 519)
413 #define frozen_endv (frozen_control_sequence + 6) // (hash_size + hash_extra + 520)
414 #define frozen_relax (frozen_control_sequence + 7) // (hash_size + hash_extra + 521)
415 #define end_write (frozen_control_sequence + 8) // (hash_size + hash_extra + 522)
416 #define frozen_dont_expand (frozen_control_sequence + 9) // (hash_size + hash_extra + 523)
417 #define frozen_null_font (frozen_control_sequence + 10) // (hash_size + hash_extra + 524)
418 #define font_id_base (frozen_null_font - font_base) // (hash_size + hash_extra + 524)
419 #define undefined_control_sequence (frozen_null_font + 1025) // (hash_size + hash_extra + 781) = font_max + 2
420 // (hash_size + (255 - 1023) + 1025 + 524)
422 #define glue_base (undefined_control_sequence + 1) // (hash_size + 782)
424 #define line_skip_code 0 // 782
425 #define baseline_skip_code 1 // 783
426 #define par_skip_code 2 // 784
427 #define above_display_skip_code 3 // 785
428 #define below_display_skip_code 4 // 786
429 #define above_display_short_skip_code 5 // 787
430 #define below_display_short_skip_code 6 // 788
431 #define left_skip_code 7 // 789
432 #define right_skip_code 8 // 790
433 #define top_skip_code 9 // 791
434 #define split_top_skip_code 10 // 792
435 #define tab_skip_code 11 // 793
436 #define space_skip_code 12 // 794
437 #define xspace_skip_code 13 // 795
438 #define par_fill_skip_code 14 // 796
439 #define thin_mu_skip_code 15 // 797
440 #define med_mu_skip_code 16 // 798
441 #define thick_mu_skip_code 17 // 799
442 #define glue_pars 18 // 800
443 #define skip_base (glue_base + glue_pars) // 800
444 #define mu_skip_base (skip_base + 256) // 1056
445 #define local_base (mu_skip_base + 256) // 1312
447 #define skip(a) equiv(skip_base + a)
448 #define mu_skip(a) equiv(mu_skip_base + a)
449 #define glue_par(a) equiv(glue_base + a)
450 #define line_skip glue_par(line_skip_code)
451 #define baseline_skip glue_par(baseline_skip_code)
452 #define par_skip glue_par(par_skip_code)
453 #define above_display_skip glue_par(above_display_skip_code)
454 #define below_display_skip glue_par(below_display_skip_code)
455 #define above_display_short_skip glue_par(above_display_short_skip_code)
456 #define below_display_short_skip glue_par(below_display_short_skip_code)
457 #define left_skip glue_par(left_skip_code)
458 #define right_skip glue_par(right_skip_code)
459 #define top_skip glue_par(top_skip_code)
460 #define split_top_skip glue_par(split_top_skip_code)
461 #define tab_skip glue_par(tab_skip_code)
462 #define space_skip glue_par(space_skip_code)
463 #define xspace_skip glue_par(xspace_skip_code)
464 #define par_fill_skip glue_par(par_fill_skip_code)
465 #define thin_mu_skip glue_par(thin_mu_skip_code)
466 #define med_mu_skip glue_par(med_mu_skip_code)
467 #define thick_mu_skip glue_par(thick_mu_skip_code)
469 #define par_shape_loc local_base // 1312
470 #define output_routine_loc (local_base + 1) // 1313
471 #define every_par_loc (local_base + 2) // 1314
472 #define every_math_loc (local_base + 3) // 1315
473 #define every_display_loc (local_base + 4) // 1316
474 #define every_hbox_loc (local_base + 5) // 1317
475 #define every_vbox_loc (local_base + 6) // 1318
476 #define every_job_loc (local_base + 7) // 1319
477 #define every_cr_loc (local_base + 8) // 1320
478 #define err_help_loc (local_base + 9) // 1321
479 #define toks_base (local_base + 10) // 1322
480 #define box_base (toks_base + 256) // 1578
481 #define cur_font_loc (box_base + 256) // 1834
482 #define math_font_base (cur_font_loc + 1) // 1835
483 #define cat_code_base (math_font_base + 48) // 1883
484 #define lc_code_base (cat_code_base + 256) // 2139
485 #define uc_code_base (lc_code_base + 256) // 2395
486 #define sf_code_base (uc_code_base + 256) // 2651
487 #define math_code_base (sf_code_base + 256) // 2907
488 #define int_base (math_code_base + 256) // 3163
490 #define par_shape_ptr equiv(par_shape_loc)
491 #define output_routine equiv(output_routine_loc)
492 #define every_par equiv(every_par_loc)
493 #define every_math equiv(every_math_loc)
494 #define every_display equiv(every_display_loc)
495 #define every_hbox equiv(every_hbox_loc)
496 #define every_vbox equiv(every_vbox_loc)
497 #define every_job equiv(every_job_loc)
498 #define every_cr equiv(every_cr_loc)
499 #define err_help equiv(err_help_loc)
500 #define toks(a) equiv(toks_base + a)
501 #define box(a) equiv(box_base + a)
502 #define cur_font equiv(cur_font_loc)
503 #define fam_fnt(a) equiv(math_font_base + a)
504 #define cat_code(a) equiv(cat_code_base + a)
505 #define lc_code(a) equiv(lc_code_base + a)
506 #define uc_code(a) equiv(uc_code_base + a)
507 #define sf_code(a) equiv(sf_code_base + a)
508 #define math_code(a) equiv(math_code_base + a)
510 #define null_font font_base
511 #define var_code 070000
513 #define pretolerance_code 0 // 3163
514 #define tolerance_code 1 // 3164
515 #define line_penalty_code 2 // 3165
516 #define hyphen_penalty_code 3 // 3166
517 #define ex_hyphen_penalty_code 4 // 3167
518 #define club_penalty_code 5 // 3168
519 #define widow_penalty_code 6 // 3169
520 #define display_widow_penalty_code 7 // 3170
521 #define broken_penalty_code 8 // 3171
522 #define bin_op_penalty_code 9 // 3172
523 #define rel_penalty_code 10 // 3173
524 #define pre_display_penalty_code 11 // 3174
525 #define post_display_penalty_code 12 // 3175
526 #define inter_line_penalty_code 13 // 3176
527 #define double_hyphen_demerits_code 14 // 3177
528 #define final_hyphen_demerits_code 15 // 3178
529 #define adj_demerits_code 16 // 3179
530 #define mag_code 17 // 3180
531 #define delimiter_factor_code 18 // 3181
532 #define looseness_code 19 // 3182
533 #define time_code 20 // 3183
534 #define day_code 21 // 3184
535 #define month_code 22 // 3185
536 #define year_code 23 // 3186
537 #define show_box_breadth_code 24 // 3187
538 #define show_box_depth_code 25 // 3188
539 #define hbadness_code 26 // 3189
540 #define vbadness_code 27 // 3190
541 #define pausing_code 28 // 3191
542 #define tracing_online_code 29 // 3192
543 #define tracing_macros_code 30 // 3193
544 #define tracing_stats_code 31 // 3194
545 #define tracing_paragraphs_code 32 // 3195
546 #define tracing_pages_code 33 // 3196
547 #define tracing_output_code 34 // 3197
548 #define tracing_lost_chars_code 35 // 3198
549 #define tracing_commands_code 36 // 3199
550 #define tracing_restores_code 37 // 3200
551 #define uc_hyph_code 38 // 3201
552 #define output_penalty_code 39 // 3202
553 #define max_dead_cycles_code 40 // 3203
554 #define hang_after_code 41 // 3204
555 #define floating_penalty_code 42 // 3205
556 #define global_defs_code 43 // 3206
557 #define cur_fam_code 44 // 3207
558 #define escape_char_code 45 // 3208
559 #define default_hyphen_char_code 46 // 3209
560 #define default_skew_char_code 47 // 3210
561 #define end_line_char_code 48 // 3211
562 #define new_line_char_code 49 // 3212
563 #define language_code 50 // 3213
564 #define left_hyphen_min_code 51 // 3214
565 #define right_hyphen_min_code 52 // 3215
566 #define holding_inserts_code 53 // 3216
567 #define error_context_lines_code 54 // 3217
569 #define count_base (int_base + int_pars) // 3218
570 #define del_code_base (count_base + 256) // 3474
571 #define dimen_base (del_code_base + 256) // 3730
573 #define del_code(a) eqtb[del_code_base + a].cint
574 #define count(a) eqtb[count_base + a].cint
575 #define int_par(a) eqtb[int_base + a].cint
576 #define pretolerance int_par(pretolerance_code)
577 #define tolerance int_par(tolerance_code)
578 #define line_penalty int_par(line_penalty_code)
579 #define hyphen_penalty int_par(hyphen_penalty_code)
580 #define ex_hyphen_penalty int_par(ex_hyphen_penalty_code)
581 #define club_penalty int_par(club_penalty_code)
582 #define widow_penalty int_par(widow_penalty_code)
583 #define display_widow_penalty int_par(display_widow_penalty_code)
584 #define broken_penalty int_par(broken_penalty_code)
585 #define bin_op_penalty int_par(bin_op_penalty_code)
586 #define rel_penalty int_par(rel_penalty_code)
587 #define pre_display_penalty int_par(pre_display_penalty_code)
588 #define post_display_penalty int_par(post_display_penalty_code)
589 #define inter_line_penalty int_par(inter_line_penalty_code)
590 #define double_hyphen_demerits int_par(double_hyphen_demerits_code)
591 #define final_hyphen_demerits int_par(final_hyphen_demerits_code)
592 #define adj_demerits int_par(adj_demerits_code)
593 #define mag int_par(mag_code)
594 #define delimiter_factor int_par(delimiter_factor_code)
595 #define looseness int_par(looseness_code)
596 #define tex_time int_par(time_code)
597 #define day int_par(day_code)
598 #define month int_par(month_code)
599 #define year int_par(year_code)
600 #define show_box_breadth int_par(show_box_breadth_code)
601 #define show_box_depth int_par(show_box_depth_code)
602 #define hbadness int_par(hbadness_code)
603 #define vbadness int_par(vbadness_code)
604 #define pausing int_par(pausing_code)
605 #define tracing_online int_par(tracing_online_code)
606 #define tracing_macros int_par(tracing_macros_code)
607 #define tracing_stats int_par(tracing_stats_code)
608 #define tracing_paragraphs int_par(tracing_paragraphs_code)
609 #define tracing_pages int_par(tracing_pages_code)
610 #define tracing_output int_par(tracing_output_code)
611 #define tracing_lost_chars int_par(tracing_lost_chars_code)
612 #define tracing_commands int_par(tracing_commands_code)
613 #define tracing_restores int_par(tracing_restores_code)
614 #define uc_hyph int_par(uc_hyph_code)
615 #define output_penalty int_par(output_penalty_code)
616 #define max_dead_cycles int_par(max_dead_cycles_code)
617 #define hang_after int_par(hang_after_code)
618 #define floating_penalty int_par(floating_penalty_code)
619 #define global_defs int_par(global_defs_code)
620 #define cur_fam int_par(cur_fam_code)
621 #define escape_char int_par(escape_char_code)
622 #define default_hyphen_char int_par(default_hyphen_char_code)
623 #define default_skew_char int_par(default_skew_char_code)
624 #define end_line_char int_par(end_line_char_code)
625 #define new_line_char int_par(new_line_char_code)
626 #define language int_par(language_code)
627 #define left_hyphen_min int_par(left_hyphen_min_code)
628 #define right_hyphen_min int_par(right_hyphen_min_code)
629 #define holding_inserts int_par(holding_inserts_code)
630 #define error_context_lines int_par(error_context_lines_code)
632 #define par_indent_code 0 // 3730
633 #define math_surround_code 1 // 3731
634 #define line_skip_limit_code 2 // 3732
635 #define hsize_code 3 // 3733
636 #define vsize_code 4 // 3734
637 #define max_depth_code 5 // 3735
638 #define split_max_depth_code 6 // 3736
639 #define box_max_depth_code 7 // 3737
640 #define hfuzz_code 8 // 3738
641 #define vfuzz_code 9 // 3739
642 #define delimiter_shortfall_code 10 // 3740
643 #define null_delimiter_space_code 11 // 3741
644 #define script_space_code 12 // 3742
645 #define pre_display_size_code 13 // 3743
646 #define display_width_code 14 // 3744
647 #define display_indent_code 15 // 3745
648 #define overfull_rule_code 16 // 3746
649 #define hang_indent_code 17 // 3747
650 #define h_offset_code 18 // 3748
651 #define v_offset_code 19 // 3749
652 #define emergency_stretch_code 20 // 3750
653 #define dimen_pars 21
654 #define scaled_base (dimen_base + dimen_pars) // 3751
655 #define eqtb_size (scaled_base + 255) // 4006
657 #define dimen(a) eqtb[scaled_base + a].cint
658 #define dimen_par(a) eqtb[dimen_base + a].cint
659 #define par_indent dimen_par(par_indent_code)
660 #define math_surround dimen_par(math_surround_code)
661 #define line_skip_limit dimen_par(line_skip_limit_code)
662 #define hsize dimen_par(hsize_code)
663 #define vsize dimen_par(vsize_code)
664 #define max_depth dimen_par(max_depth_code)
665 #define split_max_depth dimen_par(split_max_depth_code)
666 #define box_max_depth dimen_par(box_max_depth_code)
667 #define hfuzz dimen_par(hfuzz_code)
668 #define vfuzz dimen_par(vfuzz_code)
669 #define delimiter_shortfall dimen_par(delimiter_shortfall_code)
670 #define null_delimiter_space dimen_par(null_delimiter_space_code)
671 #define script_space dimen_par(script_space_code)
672 #define pre_display_size dimen_par(pre_display_size_code)
673 #define display_width dimen_par(display_width_code)
674 #define display_indent dimen_par(display_indent_code)
675 #define overfull_rule dimen_par(overfull_rule_code)
676 #define hang_indent dimen_par(hang_indent_code)
677 #define h_offset dimen_par(h_offset_code)
678 #define v_offset dimen_par(v_offset_code)
679 #define emergency_stretch dimen_par(emergency_stretch_code)
681 #define text(a) hash[a].rh
682 #define next(a) hash[a].lh
683 #define hash_is_full (hash_used == hash_base)
684 #define font_id_text(a) text(font_id_base + a)
686 #define save_type(a) save_stack[a].hh.b0
687 #define save_level(a) save_stack[a].hh.b1
688 #define save_index(a) save_stack[a].hh.rh
689 #define restore_old_value 0
690 #define restore_zero 1
691 #define insert_token 2
692 #define level_boundary 3
694 #define bottom_level 0
695 #define simple_group 1
697 #define adjust_hbox_group 3
700 #define align_group 6
701 #define no_align_group 7
702 #define output_group 8
704 #define disc_group 10
705 #define insert_group 11
706 #define vcenter_group 12
707 #define math_choice_group 13
708 #define semi_simple_group 14
709 #define math_shift_group 15
710 #define math_left_group 16
711 #define max_group_code 16
713 #define saved(a) save_stack[save_ptr + (a)].cint
715 #define cs_token_flag 07777 // 4095
716 #define left_brace_token 0400 // 256 = 2^8 * left_brace
717 #define left_brace_limit 01000 // 512 = 2^8 * (left_brace + 1)
718 #define right_brace_token 01000 // 512 = 2^8 * right_brace
719 #define right_brace_limit 01400 // 768 = 2^8 * (right_brace + 1)
720 #define math_shift_token 01400 // 768 = 2^8 * math_shift
721 #define tab_token 02000 // 1024 = 2^8 * tab_mark
722 #define out_param_token 02400 // 1280 = 2^8 * out_param
723 #define space_token 05040 // 2592 = 2^8 * spacer + ' '
724 #define letter_token 05400 // 2816 = 2^8 * letter
725 #define other_token 06000 // 3072 = 2^8 * other_char
726 #define match_token 06400 // 3328 = 2^8 * match
727 #define end_match_token 07000 // 3584 = 2^8 * end_match
729 #define state cur_input.state_field
730 #define index cur_input.index_field
731 #define start cur_input.start_field
732 #define limit cur_input.limit_field
736 #define skip_blanks 2 + max_char_code // 17
737 #define new_line 3 + max_char_code + max_char_code // 33
746 #define token_type index
747 #define param_start limit
754 #define output_text 6
755 #define every_par_text 7
756 #define every_math_text 8
757 #define every_display_text 9
758 #define every_hbox_text 10
759 #define every_vbox_text 11
760 #define every_job_text 12
761 #define every_cr_text 13
763 #define write_text 15
765 #define back_list(a) begin_token_list(a, backed_up)
766 #define ins_list(a) begin_token_list(a, inserted)
768 #define any_state_plus(a) mid_line + (a): case skip_blanks + (a): case new_line + (a)
770 #define add_delims_to(a) \
772 case (a) + tab_mark: \
773 case (a) + mac_param: \
774 case (a) + sub_mark: \
776 case (a) + other_char
779 #define store_new_token(a) \
788 #define fast_store_new_token(a) \
797 #define no_expand_flag 257
799 #define top_mark_code 0
800 #define first_mark_code 1
801 #define bot_mark_code 2
802 #define split_first_mark_code 3
803 #define split_bot_mark_code 4
804 #define top_mark cur_mark[top_mark_code]
805 #define first_mark cur_mark[first_mark_code]
806 #define bot_mark cur_mark[bot_mark_code]
807 #define split_first_mark cur_mark[split_first_mark_code]
808 #define split_bot_mark cur_mark[split_bot_mark_code]
817 #define scanned_result(va, vb) \
821 cur_val_level = vb; \
825 #define input_line_no_code (glue_val + 1)
826 #define badness_code (glue_val + 2)
828 #define max_dimen 07777777777
830 #define octal_token (other_token + '\'') // 3111
831 #define hex_token (other_token + '"' ) // 3106
832 #define alpha_token (other_token + '`' ) // 3168
833 #define point_token (other_token + '.' ) // 3118
834 #define continental_point_token (other_token + ',' ) // 3116
836 #define zero_token (other_token + '0') // 3120
837 #define A_token (letter_token + 'A') // 2881
838 #define other_A_token (other_token + 'A') // 3137
840 #define set_conversion(a, b) \
847 #define number_code 0
848 #define roman_numeral_code 1
849 #define string_code 2
850 #define meaning_code 3
851 #define font_name_code 4
852 #define job_name_code 5
857 #define if_char_code 0
858 #define if_cat_code 1
859 #define if_int_code 2
860 #define if_dim_code 3
861 #define if_odd_code 4
862 #define if_vmode_code 5
863 #define if_hmode_code 6
864 #define if_mmode_code 7
865 #define if_inner_code 8
866 #define if_void_code 9
867 #define if_hbox_code 10
868 #define if_vbox_code 11
870 #define if_eof_code 13
871 #define if_true_code 14
872 #define if_false_code 15
873 #define if_case_code 16
875 #define if_node_size 2
876 #define if_line_field(a) mem[(a) + 1].cint
887 #define stop_flag 128
888 #define kern_flag 128
889 #define skip_byte(a) a.b0
890 #define next_char(a) a.b1
891 #define op_byte(a) a.b2
892 #define rem_byte(a) a.b3
894 #define ext_top(a) a.b0
895 #define ext_mid(a) a.b1
896 #define ext_bot(a) a.b2
897 #define ext_rep(a) a.b3
901 #define space_stretch_code 3
902 #define space_shrink_code 4
903 #define x_height_code 5
905 #define extra_space_code 7
908 #define non_address 0
910 #define char_info(a, b) font_info[char_base[a] + b].qqqq
911 #define char_width(a, b) font_info[width_base[a] + b.b0].cint
912 #define char_exists(a) (a.b0 > min_quarterword)
913 #define char_italic(a, b) font_info[italic_base[a] + (b.b2) / 4].cint
914 #define height_depth(a) (a.b1)
915 #define char_height(a, b) font_info[height_base[a] + (b) / 16].cint
916 #define char_depth(a, b) font_info[depth_base[a] + (b) % 16].cint
917 #define char_tag(a) (a.b2 % 4)
919 #define char_kern(a, b) font_info[kern_base[a] + 256 * op_byte(b) + rem_byte(b)].cint
920 #define kern_base_offset (256 * (128 + min_quarterword))
921 #define lig_kern_start(a, b) lig_kern_base[a] + rem_byte(b)
922 #define lig_kern_restart(a, b) lig_kern_base[a] + 256 * op_byte(b) + rem_byte(b) + 32768 - kern_base_offset
924 #define param(a, b) font_info[a + param_base[b]].cint
925 #define slant(f) param(slant_code, f)
926 #define space(f) param(space_code, f)
927 #define space_stretch(f) param(space_stretch_code, f)
928 #define space_shrink(f) param(space_shrink_code, f)
929 #define x_height(f) param(x_height_code, f)
930 #define quad(f) param(quad_code, f)
931 #define extra_space(f) param(extra_space_code, f)
933 #define read_sixteen(a) \
938 tfm_temp = getc(tfm_file); \
939 a = a * 256 + tfm_temp; \
941 #define store_four_quarters(val) \
943 tfm_temp = getc(tfm_file); \
946 tfm_temp = getc(tfm_file); \
949 tfm_temp = getc(tfm_file); \
952 tfm_temp = getc(tfm_file); \
959 #define set1 128 // c[1]
960 #define set2 129 // c[2]
961 #define set3 130 // c[3]
962 #define set4 131 // c[4]
963 #define set_rule 132 // a[4] b[4]
964 #define put1 133 // c[1]
965 #define put2 134 // c[2]
966 #define put3 135 // c[3]
967 #define put4 136 // c[4]
968 #define put_rule 137 // a[4] b[4]
969 #define nop 138 // NULL
970 #define bop 139 // c0[4] c1[4] ... c9[4] p[4]
971 #define eop 140 // NULL
972 //#define dvi_push 141
973 //#define dvi_pop 142
974 #define right1 143 // b[1]
975 #define right2 144 // b[2]
976 #define right3 145 // b[3]
977 #define right4 146 // b[4]
979 #define w1 148 // b[1]
980 #define w2 149 // b[2]
981 #define w3 150 // b[3]
982 #define w4 151 // b[4]
984 #define x1 153 // b[1]
985 #define x2 154 // b[2]
986 #define x3 155 // b[3]
987 #define x4 156 // b[4]
988 #define down1 157 // a[1]
989 #define down2 158 // a[2]
990 #define down3 159 // a[3]
991 #define down4 160 // a[4]
993 #define y1 162 // a[1]
994 #define y2 163 // a[2]
995 #define y3 164 // a[3]
996 #define y4 165 // a[4]
998 #define z1 167 // a[1]
999 #define z2 168 // a[2]
1000 #define z3 169 // a[3]
1001 #define z4 170 // a[4]
1002 #define fnt_num_0 171 //
1003 #define fnt1 235 // k[1]
1004 #define fnt2 236 // k[2]
1005 #define fnt3 237 // k[3]
1006 #define fnt4 238 // k[4]
1007 #define xxx1 239 // k[1] x[k]
1008 #define xxx2 240 // k[2] x[k]
1009 #define xxx3 241 // k[3] x[k]
1010 #define xxx4 242 // k[4] x[k]
1011 #define fnt_def1 243 // k[1] c[4] s[4] d[4] a[1] l[1] n[a + l]
1012 #define fnt_def2 244 // k[2] c[4] s[4] d[4] a[1] l[1] n[a + l]
1013 #define fnt_def3 245 // k[3] c[4] s[4] d[4] a[1] l[1] n[a + l]
1014 #define fnt_def4 246 // k[4] c[4] s[4] d[4] a[1] l[1] n[a + l]
1015 #define pre 247 // i[1] num[4] den[4] mag[4] k[1] x[k]
1017 #define post_post 249 //
1021 #define movement_node_size 3
1022 #define location(a) mem[a + 2].cint
1036 #define additional 1
1038 #define u_part(a) mem[(a) + height_offset].cint
1039 #define v_part(a) mem[(a) + depth_offset].cint
1040 #define extra_info(a) info((a) + list_offset)
1043 #define nucleus(a) ((a) + 1)
1044 #define supscr(a) ((a) + 2)
1045 #define subscr(a) ((a) + 3)
1046 #define math_type link
1051 #define math_text_char 4
1053 #define ord_noad (unset_node + 3) // 16
1054 #define op_noad (ord_noad + 1 ) // 17
1055 #define bin_noad (ord_noad + 2 ) // 18
1056 #define rel_noad (ord_noad + 3 ) // 19
1057 #define open_noad (ord_noad + 4 ) // 20
1058 #define close_noad (ord_noad + 5 ) // 21
1059 #define punct_noad (ord_noad + 6 ) // 22
1060 #define inner_noad (ord_noad + 7 ) // 23
1064 #define left_delimiter(a) ((a) + 4)
1065 #define right_delimiter(a) ((a) + 5)
1066 #define radical_noad (inner_noad + 1) // 24
1067 #define radical_noad_size 5
1068 #define fraction_noad (radical_noad + 1) // 25
1069 #define fraction_noad_size 6
1070 #define small_fam(a) mem[(a)].qqqq.b0
1071 #define small_char(a) mem[(a)].qqqq.b1
1072 #define large_fam(a) mem[(a)].qqqq.b2
1073 #define large_char(a) mem[(a)].qqqq.b3
1074 #define thickness width
1075 #define default_code 010000000000L
1076 #define numerator supscr
1077 #define denominator subscr
1079 #define under_noad (fraction_noad + 1) // 26
1080 #define over_noad (under_noad + 1 ) // 27
1081 #define accent_noad (over_noad + 1 ) // 28
1082 #define accent_noad_size 5
1083 #define accent_chr(a) (a) + 4
1084 #define vcenter_noad (accent_noad + 1 ) // 29
1085 #define left_noad (vcenter_noad + 1 ) // 30
1086 #define right_noad (left_noad + 1 ) // 31
1087 #define delimiter nucleus
1088 #define script_allowed(a) ((type(a) >= ord_noad) && (type(a) < left_noad))
1090 #define style_node (unset_node + 1)
1091 #define style_node_size 3
1092 #define display_style 0
1093 #define text_style 2
1094 #define script_style 4
1095 #define script_script_style 6
1098 #define choice_node (unset_node + 2)
1099 #define display_mlist(a) info(a + 1)
1100 #define text_mlist(a) link(a + 1)
1101 #define script_mlist(a) info(a + 2)
1102 #define script_script_mlist(a) link(a + 2)
1105 #define script_size 16
1106 #define script_script_size 32
1108 #define mathsy(a, b) font_info[a + param_base[fam_fnt(2 + b)]].cint
1109 #define math_x_height(a) mathsy(5, a)
1110 #define math_quad(a) mathsy(6, a)
1111 #define num1(a) mathsy(8, a)
1112 #define num2(a) mathsy(9, a)
1113 #define num3(a) mathsy(10, a)
1114 #define denom1(a) mathsy(11, a)
1115 #define denom2(a) mathsy(12, a)
1116 #define sup1(a) mathsy(13, a)
1117 #define sup2(a) mathsy(14, a)
1118 #define sup3(a) mathsy(15, a)
1119 #define sub1(a) mathsy(16, a)
1120 #define sub2(a) mathsy(17, a)
1121 #define sup_drop(a) mathsy(18, a)
1122 #define sub_drop(a) mathsy(19, a)
1123 #define delim1(a) mathsy(20, a)
1124 #define delim2(a) mathsy(21, a)
1125 #define axis_height(a) mathsy(22, a)
1126 #define total_mathsy_params 22
1128 #define mathex(a) font_info[(a) + param_base[fam_fnt(3 + cur_size)]].cint
1129 #define default_rule_thickness mathex(8)
1130 #define big_op_spacing1 mathex(9)
1131 #define big_op_spacing2 mathex(10)
1132 #define big_op_spacing3 mathex(11)
1133 #define big_op_spacing4 mathex(12)
1134 #define big_op_spacing5 mathex(13)
1135 #define total_mathex_params 13
1137 #define cramped_style(a) (2 * ((a) / 2) + cramped)
1138 #define sub_style(a) (2 * ((a) / 4) + script_style + cramped)
1139 #define sup_style(a) (2 * ((a) / 4) + script_style + ((a) % 2))
1140 #define num_style(a) ((a) + 2 - 2 * ((a) / 6))
1141 #define denom_style(a) (2 * ((a) / 2) + cramped + 2 - 2 * ((a) / 6))
1143 #define new_hlist(a) mem[nucleus(a)].cint
1145 #define preamble link(align_head)
1146 #define align_stack_node_size 5
1148 #define span_code 256
1150 #define cr_cr_code (cr_code + 1)
1151 #define end_template_token (cs_token_flag + frozen_end_template)
1153 #define span_node_size 2
1157 #define very_loose_fit 0
1158 #define decent_fit 2
1160 #define active_node_size 3
1161 #define fitness subtype
1162 #define break_node rlink
1163 #define line_number llink
1164 #define total_demerits(a) mem[a + 2].cint
1165 #define unhyphenated 0
1166 #define hyphenated 1
1167 #define last_active active
1169 #define passive_node_size 2
1170 #define cur_break rlink
1171 #define prev_break llink
1174 #define delta_node_size 7
1175 #define delta_node 2
1177 #define do_all_six(a) a(1); a(2); a(3); a(4); a(5); a(6)
1179 #define copy_to_cur_active(a) cur_active_width[a] = active_width[a]
1181 #define update_width(a) cur_active_width[a] = cur_active_width[a] + mem[r + (a)].cint
1183 #define awful_bad 07777777777
1185 #define set_break_width_to_background(a) break_width[a] = background[a]
1187 #define convert_to_break_width(a) mem[prev_r + (a)].cint = mem[prev_r + (a)].cint - cur_active_width[a] + break_width[a]
1188 #define store_break_width(a) active_width[a] = break_width[a]
1189 #define new_delta_to_break_width(a) mem[q + (a)].cint = break_width[(a)] - cur_active_width[(a)]
1191 #define new_delta_from_break_width(a) mem[q + (a)].cint = cur_active_width[(a)] - break_width[(a)]
1193 #define combine_two_deltas(a) mem[prev_r + (a)].cint = mem[prev_r + (a)].cint + mem[r + (a)].cint
1194 #define downdate_width(a) cur_active_width[(a)] = cur_active_width[(a)] - mem[prev_r + (a)].cint
1196 #define update_active(a) active_width[(a)] = active_width[(a)] + mem[r + (a)].cint
1198 #define next_break prev_break
1200 #define append_charnode_to_t(a) \
1202 link(t) = get_avail(); \
1205 character(t) = (a); \
1207 #define set_cur_r() \
1210 cur_r = hu[j + 1]; \
1217 cur_rh = non_char; \
1220 #define wrap_lig(a) \
1221 if (ligature_present) \
1223 p = new_ligature(hf, cur_l, link(cur_q)); \
1232 if (lig_stack == 0) \
1240 ligature_present = false; \
1242 #define pop_lig_stack() \
1244 if (lig_ptr(lig_stack) != 0) \
1246 link(t) = lig_ptr(lig_stack); \
1252 lig_stack = link(p); \
1253 free_node(p, small_node_size); \
1255 if (lig_stack == 0) \
1260 cur_r = character(lig_stack); \
1263 #define advance_major_tail() \
1265 major_tail = link(major_tail); \
1269 #define active_height active_width
1270 #define cur_height active_height[1]
1271 #define set_height_zero(a) active_width[(a)] = 0
1273 #define deplorable 100000L
1275 #define inserts_only 1
1278 #define page_ins_node_size 4
1281 #define broken_ptr(a) link(a + 1)
1282 #define broken_ins(a) info(a + 1)
1283 #define last_ins_ptr(a) link(a + 2)
1284 #define best_ins_ptr(a) info(a + 2)
1286 #define page_goal page_so_far[0]
1287 #define page_total page_so_far[1]
1288 #define page_shrink page_so_far[6]
1289 #define page_depth page_so_far[7]
1291 #define set_page_so_far_zero(a) page_so_far[(a)] = 0
1293 #define adjust_space_factor() \
1295 main_s = sf_code(cur_chr); \
1296 if (main_s == 1000) \
1297 space_factor = 1000; \
1298 else if (main_s < 1000) \
1301 space_factor = main_s; \
1303 else if (space_factor < 1000) \
1304 space_factor = 1000; \
1306 space_factor = main_s; \
1312 if (cur_l < non_char) \
1314 if (link(cur_q) != 0) \
1315 if (character(tail) == hyphen_char[main_f]) \
1318 if (ligature_present) \
1320 main_p = new_ligature(main_f, cur_l, link(cur_q)); \
1324 subtype(main_p) = 2; \
1329 if (lig_stack == 0) \
1331 incr(subtype(main_p)); \
1335 link(cur_q) = main_p; \
1337 ligature_present = false; \
1346 tail_append(new_disc()); \
1352 #define any_mode(a) vmode + a: case hmode + a: case mmode + a
1354 #define non_math(a) vmode + a: case hmode + a
1359 #define fil_neg_code 3
1361 #define mskip_code 5
1363 #define box_flag 010000000000
1364 #define ship_out_flag (box_flag + 512)
1365 #define leader_flag (box_flag + 513)
1368 #define last_box_code 2
1369 #define vsplit_code 3
1372 #define above_code 0
1375 #define delimited_code 3
1377 #define char_def_code 0
1378 #define math_char_def_code 1
1379 #define count_def_code 2
1380 #define dimen_def_code 3
1381 #define skip_def_code 4
1382 #define mu_skip_def_code 5
1383 #define toks_def_code 6
1386 #define show_box_code 1
1387 #define show_the_code 2
1388 #define show_lists 3
1390 #define undump(va, vb, vc) \
1395 if ((x < (va)) || (x > (vb))) \
1402 #define write_node_size 2
1403 #define open_node_size 3
1405 #define write_node 1
1406 #define close_node 2
1407 #define special_node 3
1408 #define language_node 4
1409 #define what_lang(s) link(s+1)
1410 #define what_lhm(s) type(s+1)
1411 #define what_rhm(s) subtype(s+1)
1412 #define write_tokens(s) link(s+1)
1413 #define write_stream(s) info(s+1)
1414 #define open_name(s) link(s+1)
1415 #define open_area(s) info(s+2)
1416 #define open_ext(s) link(s+2)
1418 #define immediate_code 4
1419 #define set_language_code 5
1421 #define end_write_token (cs_token_flag + end_write)