-/* Copyright 1992 Karl Berry
- Copyright 2007 TeX Users Group
- Copyright 2014 Clerk Ma
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
- 02110-1301 USA. */
-
-#define EXTERN extern
-
-#include "texd.h"
-
-#define BEGINFMTCHECKSUM 367403084L
-#define ENDFMTCHECKSUM 69069L
-
-extern clock_t start_time, main_time, finish_time;
-
-#ifdef INITEX
- void do_initex (void);
-#endif
-
-/* sec 0004 */
-void initialize (void)
-{
- integer i;
- integer k;
- integer flag; /* bkph */
-
-#ifndef ALLOCATEHYPHEN
- hyph_pointer z;
-#endif
-
- if (!non_ascii)
- {
- for (i = 0; i <= 255; i++)
- xchr[i] = (char) i;
-
-#ifdef JOKE
- xchr[32] = ' '; xchr[33] = '!'; xchr[34] = '"'; xchr[35] = '#';
- xchr[36] = '$'; xchr[37] = '%'; xchr[38] = '&'; xchr[39] = '\'';
- xchr[40] = '('; xchr[41] = ')'; xchr[42] = '*'; xchr[43] = '+';
- xchr[44] = ','; xchr[45] = '-'; xchr[46] = '.'; xchr[47] = '/';
- xchr[48] = '0'; xchr[49] = '1'; xchr[50] = '2'; xchr[51] = '3';
- xchr[52] = '4'; xchr[53] = '5'; xchr[54] = '6'; xchr[55] = '7';
- xchr[56] = '8'; xchr[57] = '9'; xchr[58] = ':'; xchr[59] = ';';
- xchr[60] = '<'; xchr[61] = '='; xchr[62] = '>'; xchr[63] = '?';
- xchr[64] = '@'; xchr[65] = 'A'; xchr[66] = 'B'; xchr[67] = 'C';
- xchr[68] = 'D'; xchr[69] = 'E'; xchr[70] = 'F'; xchr[71] = 'G';
- xchr[72] = 'H'; xchr[73] = 'I'; xchr[74] = 'J'; xchr[75] = 'K';
- xchr[76] = 'L'; xchr[77] = 'M'; xchr[78] = 'N'; xchr[79] = 'O';
- xchr[80] = 'P'; xchr[81] = 'Q'; xchr[82] = 'R'; xchr[83] = 'S';
- xchr[84] = 'T'; xchr[85] = 'U'; xchr[86] = 'V'; xchr[87] = 'W';
- xchr[88] = 'X'; xchr[89] = 'Y'; xchr[90] = 'Z'; xchr[91] = '[';
- xchr[92] = '\\'; xchr[93] = ']'; xchr[94] = '^'; xchr[95] = '_';
- xchr[96] = '`'; xchr[97] = 'a'; xchr[98] = 'b'; xchr[99] = 'c';
- xchr[100] = 'd'; xchr[101] = 'e'; xchr[102] = 'f'; xchr[103] = 'g';
- xchr[104] = 'h'; xchr[105] = 'i'; xchr[106] = 'j'; xchr[107] = 'k';
- xchr[108] = 'l'; xchr[109] = 'm'; xchr[110] = 'n'; xchr[111] = 'o';
- xchr[112] = 'p'; xchr[113] = 'q'; xchr[114] = 'r'; xchr[115] = 's';
- xchr[116] = 't'; xchr[117] = 'u'; xchr[118] = 'v'; xchr[119] = 'w';
- xchr[120] = 'x'; xchr[121] = 'y'; xchr[122] = 'z'; xchr[123] = '{';
- xchr[124] = '|'; xchr[125] = '}'; xchr[126] = '~';
-
- for (i = 0; i <= 31; i++)
- xchr[i] = chr(i);
-
- for (i = 127; i <= 255; i++)
- xchr[i]= chr(i);
-#endif
- }
-
- for (i = 0; i <= 255; i++)
- xord[chr(i)] = 127;
-
-#ifdef JOKE
- for (i = 128; i <= 255 ; i++)
- xord[xchr[i]] = i;
-
- for (i = 0; i <= 126; i++)
- xord[xchr[i]] = i;
-#endif
-
- for (i = 0; i <= 255; i++)
- xord[xchr[i]] = (char) i;
-
- xord[127] = 127;
-
- flag = 0;
-
- if (trace_flag != 0)
- {
- for (k = 0; k < 256; k++)
- if (xord[k] != k)
- {
- flag = 1;
- break;
- }
-
- if (flag)
- {
- puts("Inverted mapping xord[] pairs:");
-
- for (k = 0; k < 256; k++)
- {
- if (xord[k] != 127)
- printf("%lld => %d\n", k, xord[k]);
- }
- }
- }
-
- if (interaction < batch_mode)
- interaction = error_stop_mode;
-
- deletions_allowed = true;
- set_box_allowed = true;
- error_count = 0;
- help_ptr = 0;
- use_err_help = false;
- interrupt = 0;
- OK_to_interrupt = true;
-
-#ifdef DEBUG
- was_mem_end = mem_min;
- was_lo_max = mem_bot; // mem_min
- was_hi_min = mem_top; // mem_max
- panicking = false;
-#endif
-
- nest_ptr = 0;
- max_nest_stack = 0;
- mode = 1;
- head = contrib_head;
- tail = contrib_head;
- prev_depth = ignore_depth;
- mode_line = 0;
- prev_graf = 0;
- shown_mode = 0;
- page_contents = 0;
- page_tail = page_head;
-
-#ifdef ALLOCATEMAIN
- if (is_initex)
-#endif
- link(page_head) = 0;
-
- last_glue = empty_flag;
- last_penalty = 0;
- last_kern = 0;
- page_so_far[7] = 0;
- page_max_depth = 0;
-
- for (k = int_base; k <= eqtb_size; k++)
- xeq_level[k] = level_one;
-
- no_new_control_sequence = true;
- next(hash_base) = 0;
- text(hash_base) = 0;
-
- for (k = hash_base + 1; k <= undefined_control_sequence - 1; k++)
- hash[k] = hash[hash_base];
-
- save_ptr = 0;
- cur_level = 1;
- cur_group = 0;
- cur_boundary = 0;
- max_save_stack = 0;
- mag_set = 0;
- cur_mark[0] = 0;
- cur_mark[1] = 0;
- cur_mark[2] = 0;
- cur_mark[3] = 0;
- cur_mark[4] = 0;
- cur_val = 0;
- cur_val_level = 0;
- radix = 0;
- cur_order = 0;
-
- for (k = 0; k <= 16; k++)
- read_open[k] = 2;
-
- cond_ptr = 0;
- if_limit = 0;
- cur_if = 0;
- if_line = 0;
-
- for (k = 0; k <= font_max; k++)
- font_used[k] = false;
-
- null_character.b0 = 0;
- null_character.b1 = 0;
- null_character.b2 = 0;
- null_character.b3 = 0;
- total_pages = 0;
- max_v = 0;
- max_h = 0;
- max_push = 0;
- last_bop = -1;
- doing_leaders = false;
- dead_cycles = 0;
- cur_s = -1;
- half_buf = dvi_buf_size / 2;
- dvi_limit = dvi_buf_size;
- dvi_ptr = 0;
- dvi_offset = 0;
- dvi_gone = 0;
- down_ptr = 0;
- right_ptr = 0;
- adjust_tail = 0;
- last_badness = 0;
- pack_begin_line = 0;
- empty_field.rh = 0;
- empty_field.lh = 0;
- null_delimiter.b0 = 0;
- null_delimiter.b1 = 0;
- null_delimiter.b2 = 0;
- null_delimiter.b3 = 0;
- align_ptr = 0;
- cur_align = 0;
- cur_span = 0;
- cur_loop = 0;
- cur_head = 0;
- cur_tail = 0;
-
-/* *not* OK with ALLOCATEHYPHEN, since may not be allocated yet */
-#ifndef ALLOCATEHYPHEN
- for (z = 0; z <= hyphen_prime; z++)
- {
- hyph_word[z] = 0;
- hyph_list[z] = 0;
- }
-#endif
-
- hyph_count = 0;
- output_active = false;
- insert_penalties = 0;
- ligature_present = false;
- cancel_boundary = false;
- lft_hit = false;
- rt_hit = false;
- ins_disc = false;
- after_token = 0;
- long_help_seen = false;
- format_ident = 0;
-
- for (k = 0; k <= 17; k++)
- write_open[k] = false;
-
- edit_name_start = 0;
-
-#ifdef INITEX
- if (is_initex)
- {
- do_initex();
- }
-#endif
-}
-
-/* do the part of initialize() that requires mem_top, mem_max or mem[] */
-/* do this part after allocating main memory */
-
-#ifdef ALLOCATEMAIN
-void initialize_aux (void)
-{
-#ifdef DEBUG
- was_mem_end = mem_min;
- was_lo_max = mem_bot; // mem_min
- was_hi_min = mem_top; // mem_max
- panicking = false;
-#endif
-
-/* nest_ptr = 0; */
-/* max_nest_stack = 0; */
- mode = 1;
- head = contrib_head;
- tail = contrib_head;
- prev_depth = ignore_depth;
- mode_line = 0;
- prev_graf = 0;
-/* shown_mode = 0; */
-/* page_contents = 0; */
- page_tail = page_head;
- link(page_head) = 0;
-}
-#endif // end of ifdef ALLOCATEMAIN
-/* sec 0815 */
-void line_break_ (integer final_widow_penalty)
-{
- boolean auto_breaking;
- pointer prev_p;
- pointer q, r, s, prev_s;
- internal_font_number f;
- /* small_number j; */
- int j;
- /* unsigned char c; */
- unsigned int c;
-
- pack_begin_line = mode_line;
- link(temp_head) = link(head);
-
- if (is_char_node(tail))
- tail_append(new_penalty(inf_penalty));
- else if (type(tail) != glue_node)
- tail_append(new_penalty(inf_penalty));
- else
- {
- type(tail) = penalty_node;
- delete_glue_ref(glue_ptr(tail));
- flush_node_list(leader_ptr(tail));
- penalty(tail) = inf_penalty;
- }
-
- link(tail) = new_param_glue(par_fill_skip_code);
- init_cur_lang = prev_graf % 65536L;
- init_l_hyf = prev_graf / 4194304L; /* 2^22 */
- init_r_hyf = (prev_graf / 65536L) % 64;
- pop_nest();
- no_shrink_error_yet = true;
- check_shrinkage(left_skip);
- check_shrinkage(right_skip);
- q = left_skip;
- r = right_skip;
- background[1] = width(q) + width(r);
- background[2] = 0;
- background[3] = 0;
- background[4] = 0;
- background[5] = 0;
- background[2 + stretch_order(q)] = stretch(q);
- background[2 + stretch_order(r)] = background[2 + stretch_order(r)] + stretch(r);
- background[6] = shrink(q) + shrink(r);
- minimum_demerits = awful_bad;
- minimal_demerits[tight_fit] = awful_bad;
- minimal_demerits[decent_fit] = awful_bad;
- minimal_demerits[loose_fit] = awful_bad;
- minimal_demerits[very_loose_fit] = awful_bad;
-
- if (par_shape_ptr == 0)
- if (hang_indent == 0)
- {
- last_special_line = 0;
- second_width = hsize;
- second_indent = 0;
- }
- else
- {
- last_special_line = abs(hang_after);
-
- if (hang_after < 0)
- {
- first_width = hsize - abs(hang_indent);
-
- if (hang_indent >= 0)
- first_indent = hang_indent;
- else
- first_indent = 0;
-
- second_width = hsize;
- second_indent = 0;
- }
- else
- {
- first_width = hsize;
- first_indent = 0;
- second_width = hsize - abs(hang_indent);
-
- if (hang_indent >= 0)
- second_indent = hang_indent;
- else
- second_indent = 0;
- }
- }
- else
- {
- last_special_line = info(par_shape_ptr) - 1;
- second_width = mem[par_shape_ptr + 2 * (last_special_line + 1)].cint;
- second_indent = mem[par_shape_ptr + 2 * last_special_line + 1].cint;
- }
-
- if (looseness == 0)
- easy_line = last_special_line;
- else
- easy_line = empty_flag;
-
- threshold = pretolerance;
-
- if (threshold >= 0)
- {
-#ifdef STAT
- if (tracing_paragraphs > 0)
- {
- begin_diagnostic();
- print_nl("@firstpass");
- }
-#endif
-
- second_pass = false;
- final_pass = false;
- first_pass_count++; /* 96 Feb 9 */
- }
- else
- {
- threshold = tolerance;
- second_pass = true;
- final_pass = (emergency_stretch <= 0);
-
-#ifdef STAT
- if (tracing_paragraphs > 0)
- begin_diagnostic();
-#endif
- }
-
- while (true)
- {
- if (threshold > inf_bad)
- threshold = inf_bad;
-
- if (second_pass)
- {
-#ifdef INITEX
- if (is_initex)
- {
- if (trie_not_ready)
- init_trie();
- }
-#endif
-
- cur_lang = init_cur_lang;
- l_hyf = init_l_hyf;
- r_hyf = init_r_hyf;
- }
-
- q = get_node(active_node_size);
- type(q) = unhyphenated;
- fitness(q) = decent_fit;
- link(q) = active;
- break_node(q) = 0;
- line_number(q) = prev_graf + 1;
- total_demerits(q) = 0;
- link(active) = q;
- act_width = background[1];
- do_all_six(store_background);
- passive = 0;
- printed_node = temp_head;
- pass_number = 0;
- font_in_short_display = null_font;
- cur_p = link(temp_head);
- auto_breaking = true;
- prev_p = cur_p;
-
- while ((cur_p != 0) && (link(active) != active))
- {
- if (is_char_node(cur_p))
- {
- prev_p = cur_p;
-
- do
- {
- f = font(cur_p);
- act_width = act_width + char_width(f, char_info(f, character(cur_p)));
- cur_p = link(cur_p);
- }
- while (!(!is_char_node(cur_p)));
- }
-
- switch (type(cur_p))
- {
- case hlist_node:
- case vlist_node:
- case rule_node:
- act_width = act_width + width(cur_p);
- break;
-
- case whatsit_node:
- if (subtype(cur_p) == language_node)
- {
- cur_lang = what_lang(cur_p);
- l_hyf = what_lhm(cur_p);
- r_hyf = what_rhm(cur_p);
- }
- break;
-
- case glue_node:
- {
- if (auto_breaking)
- {
- if (is_char_node(prev_p))
- try_break(0, unhyphenated);
- else if (precedes_break(prev_p))
- try_break(0, unhyphenated);
- else if ((type(prev_p) == kern_node) && (subtype(prev_p) != explicit))
- try_break(0, unhyphenated);
- }
-
- check_shrinkage(glue_ptr(cur_p));
- q = glue_ptr(cur_p);
- act_width = act_width+ width(q);
- active_width[2 + stretch_order(q)] = active_width[2 + stretch_order(q)] + stretch(q);
- active_width[6] = active_width[6] + shrink(q);
-
- if (second_pass && auto_breaking)
- {
- prev_s = cur_p;
- s = link(prev_s);
-
- if (s != 0)
- {
- while (true)
- {
- if (is_char_node(s))
- {
- c = character(s);
- hf = font(s);
- }
- else if (type(s) == ligature_node)
- if (lig_ptr(s) == 0)
- goto continu;
- else
- {
- q = lig_ptr(s);
- c = character(q);
- hf = font(q);
- }
- else if ((type(s) == kern_node) && (subtype(s) == normal))
- goto continu;
- else if (type(s) == whatsit_node)
- {
- if (subtype(s) == language_node)
- {
- cur_lang = what_lang(s);
- l_hyf = what_lhm(s);
- r_hyf = what_rhm(s);
- }
- goto continu;
- }
- else
- goto done1;
-
- if (lc_code(c) != 0)
- if ((lc_code(c) == (halfword) c) || (uc_hyph > 0))
- goto done2;
- else
- goto done1;
-continu:
- prev_s = s;
- s = link(prev_s);
- }
-done2:
- hyf_char = hyphen_char[hf];
-
- if (hyf_char < 0)
- goto done1;
-
- if (hyf_char > 255)
- goto done1; /* ? */
-
- ha = prev_s;
-
- if (l_hyf + r_hyf > 63)
- goto done1;
-
- hn = 0;
-
- while (true)
- {
- if (is_char_node(s))
- {
- if (font(s) != hf)
- goto done3;
-
- hyf_bchar = character(s);
-
- c = hyf_bchar;
-
- if (lc_code(c) == 0)
- goto done3;
-
- if (hn == 63)
- goto done3;
-
- hb = s;
- incr(hn);
- hu[hn] = c;
- hc[hn]= lc_code(c);
- hyf_bchar = non_char;
- }
- else if (type(s) == ligature_node)
- {
- if (font(lig_char(s)) != hf)
- goto done3;
-
- j = hn;
- q = lig_ptr(s);
-
- if (q != 0) /* 94/Mar/23 BUG FIX */
- hyf_bchar = character(q);
-
- while (q != 0) /* 94/Mar/23 BUG FIX */
- {
- c = character(q);
-
- if (lc_code(c) == 0)
- goto done3;
-
- if (j == 63)
- goto done3;
-
- incr(j);
- hu[j] = c;
- hc[j] = lc_code(c);
- q = link(q);
- }
-
- hb = s;
- hn = j;
-
- if (odd(subtype(s)))
- hyf_bchar = font_bchar[hf];
- else
- hyf_bchar = non_char;
- }
- else if ((type(s) == kern_node) && (subtype(s) == normal))
- {
- hb = s;
- hyf_bchar = font_bchar[hf];
- }
- else
- goto done3;
-
- s = link(s);
- }
-done3:
- if (hn < l_hyf + r_hyf)
- goto done1;
-
- while (true)
- {
- if (!(is_char_node(s)))
- switch (type(s))
- {
- case ligature_node:
- break;
-
- case kern_node:
- if (subtype(s) != normal)
- goto done4;
- break;
-
- case whatsit_node:
- case glue_node:
- case penalty_node:
- case ins_node:
- case adjust_node:
- case mark_node:
- goto done4;
- break;
-
- default:
- goto done1;
- break;
- }
- s = link(s);
- }
-done4:
- hyphenate();
- }
-done1:;
- }
- }
- break;
-
- case kern_node:
- if (subtype(cur_p) == explicit)
- kern_break();
- else
- act_width = act_width + width(cur_p);
- break;
-
- case ligature_node:
- {
- f = font(lig_char(cur_p));
- act_width = act_width + char_width(f, char_info(f, character(lig_char(cur_p))));
- }
- break;
-
- case disc_node:
- {
- s = pre_break(cur_p);
- disc_width = 0;
-
- if (s == 0)
- try_break(ex_hyphen_penalty, hyphenated);
- else
- {
- do
- {
- if (is_char_node(s))
- {
- f = font(s);
- disc_width = disc_width + char_width(f, char_info(f, character(s)));
- }
- else switch (type(s))
- {
- case ligature_node:
- {
- f = font(lig_char(s));
- disc_width = disc_width + char_width(f, char_info(f, character(lig_char(s))));
- }
- break;
-
- case hlist_node:
- case vlist_node:
- case rule_node:
- case kern_node:
- disc_width = disc_width + width(s);
- break;
-
- default:
- {
- confusion("disc3");
- return;
- }
- break;
- }
- s = link(s);
- }
- while (!(s == 0));
-
- act_width = act_width + disc_width;
- try_break(hyphen_penalty, hyphenated);
- act_width = act_width - disc_width;
- }
-
- r = replace_count(cur_p);
- s = link(cur_p);
-
- while (r > 0)
- {
- if (is_char_node(s))
- {
- f = font(s);
- act_width = act_width + char_width(f, char_info(f, character(s)));
- }
- else switch (type(s))
- {
- case ligature_node:
- {
- f = font(lig_char(s));
- act_width = act_width + char_width(f, char_info(f, character(lig_char(s))));
- }
- break;
-
- case hlist_node:
- case vlist_node:
- case rule_node:
- case kern_node:
- act_width = act_width + width(s);
- break;
-
- default:
- {
- confusion("disc4");
- return;
- }
- break;
- }
-
- decr(r);
- s = link(s);
- }
-
- prev_p = cur_p;
- cur_p = s;
- goto done5;
- }
- break;
-
- case math_node:
- {
- auto_breaking = (subtype(cur_p) == after);
- kern_break();
- }
- break;
-
- case penalty_node:
- try_break(penalty(cur_p), unhyphenated);
- break;
-
- case mark_node:
- case ins_node:
- case adjust_node:
- break;
-
- default:
- {
- confusion("paragraph");
- return;
- }
- break;
- }
-
- prev_p = cur_p;
- cur_p = link(cur_p);
-done5:;
- }
-
- if (cur_p == 0)
- {
- try_break(eject_penalty, hyphenated);
-
- if (link(active) != active)
- {
- r = link(active);
- fewest_demerits = awful_bad;
-
- do
- {
- if (type(r) != delta_node)
- if (total_demerits(r) < fewest_demerits)
- {
- fewest_demerits = total_demerits(r);
- best_bet = r;
- }
-
- r = link(r);
- }
- while (!(r == active));
-
- best_line = line_number(best_bet);
-
- if (looseness == 0)
- {
- goto done; /* normal exit */
- }
-
- {
- r = link(active);
- actual_looseness = 0;
-
- do
- {
- if (type(r) != 2)
- {
- line_diff = toint(line_number(r)) - toint(best_line);
-
- if (((line_diff < actual_looseness) && (looseness <= line_diff)) ||
- ((line_diff > actual_looseness) && (looseness >= line_diff)))
- {
- best_bet = r;
- actual_looseness = line_diff;
- fewest_demerits = total_demerits(r);
- }
- else if ((line_diff == actual_looseness) && (total_demerits(r) < fewest_demerits))
- {
- best_bet = r;
- fewest_demerits = total_demerits(r);
- }
- }
-
- r = link(r);
- }
- while (!(r == active));
-
- best_line = line_number(best_bet);
- }
-
- if ((actual_looseness == looseness) || final_pass)
- {
- goto done;
- }
- }
- }
-
- q = link(active);
-
- while (q != active)
- {
- cur_p = link(q);
-
- if (type(q) == delta_node)
- free_node(q, delta_node_size);
- else
- free_node(q, active_node_size);
-
- q = cur_p;
- }
-
- q = passive;
-
- while (q != 0)
- {
- cur_p = link(q);
- free_node(q, passive_node_size);
- q = cur_p;
- }
-
- if (!second_pass)
- {
-#ifdef STAT
- if (tracing_paragraphs > 0)
- print_nl("@secondpass");
-#endif
- threshold = tolerance;
- second_pass = true;
- second_pass_count++;
- final_pass = (emergency_stretch <= 0);
- }
- else
- {
-#ifdef STAT
- if (tracing_paragraphs > 0)
- print_nl("@emergencypass");
-#endif
-
- background[2] = background[2] + emergency_stretch;
- final_pass = true;
- ++final_pass_count;
- }
- }
-
-done:
- if (best_line == decent_fit)
- single_line++;
-
-#ifdef STAT
- if (tracing_paragraphs > 0)
- {
- end_diagnostic(true);
- normalize_selector();
- }
-#endif
-
- post_line_break(final_widow_penalty);
- q = link(active);
-
- while (q != active)
- {
- cur_p = link(q);
-
- if (type(q) == delta_node)
- free_node(q, delta_node_size);
- else
- free_node(q, active_node_size);
-
- q = cur_p;
- }
-
- q = passive;
-
- while (q != 0)
- {
- cur_p = link(q);
- free_node(q, passive_node_size);
- q = cur_p;
- }
-
- pack_begin_line = 0;
-}
-/* sec 1211 */
-void prefixed_command (void)
-{
- small_number a;
- internal_font_number f;
- halfword j;
- font_index k;
- pointer p, q;
- integer n;
- boolean e;
-
- a = 0;
-
- while (cur_cmd == prefix)
- {
- if (!odd(a / cur_chr))
- a = a + cur_chr;
-
- do
- {
- get_x_token();
- }
- while (!((cur_cmd != spacer) && (cur_cmd != relax)));
-
- if (cur_cmd <= max_non_prefixed_command)
- {
- print_err("You can't use a prefix with `");
- print_cmd_chr(cur_cmd, cur_chr);
- print_char('\'');
- help1("I'll pretend you didn't say \\long or \\outer or \\global.");
- back_error();
- return;
- }
- }
-
- if ((cur_cmd != def) && (a % 4 != 0))
- {
- print_err("You can't use `");
- print_esc("long");
- prints("' or `");
- print_esc("outer");
- prints("' with `");
- print_cmd_chr(cur_cmd, cur_chr);
- print_char('\'');
- help1("I'll pretend you didn't say \\long or \\outer here.");
- error();
- }
-
- if (global_defs != 0)
- if (global_defs < 0)
- {
- if ((a >= 4))
- a = a - 4;
- }
- else
- {
- if (!(a >= 4))
- a = a + 4;
- }
-
- switch (cur_cmd)
- {
- case set_font:
- define(cur_font_loc, data, cur_chr);
- break;
-
- case def:
- {
- if (odd(cur_chr) && !(a >= 4) && (global_defs >= 0))
- a = a + 4;
-
- e = (cur_chr >= 2);
- get_r_token();
- p = cur_cs;
- q = scan_toks(true, e);
- define(p, call + (a % 4), def_ref);
- }
- break;
-
- case let:
- {
- n = cur_chr;
- get_r_token();
- p = cur_cs;
-
- if (n == 0)
- {
- do
- {
- get_token();
- }
- while (!(cur_cmd != spacer));
-
- if (cur_tok == other_token + '=')
- {
- get_token();
-
- if (cur_cmd == spacer)
- get_token();
- }
- }
- else
- {
- get_token();
- q = cur_tok;
- get_token();
- back_input();
- cur_tok = q;
- back_input();
- }
-
- if (cur_cmd >= call)
- add_token_ref(cur_chr);
-
- define(p, cur_cmd, cur_chr);
- }
- break;
-
- case shorthand_def:
- {
- n = cur_chr;
- get_r_token();
- p = cur_cs;
- define(p, relax, 256);
- scan_optional_equals();
-
- switch (n)
- {
- case char_def_code:
- {
- scan_char_num();
- define(p, char_given, cur_val);
- }
- break;
-
- case math_char_def_code:
- {
- scan_fifteen_bit_int();
- define(p, math_given, cur_val);
- }
- break;
-
- default:
- {
- scan_eight_bit_int();
-
- switch (n)
- {
- case count_def_code:
- define(p, assign_int, count_base + cur_val);
- break;
-
- case dimen_def_code:
- define(p, assign_dimen, scaled_base + cur_val);
- break;
-
- case skip_def_code:
- define(p, assign_glue, skip_base + cur_val);
- break;
-
- case mu_skip_def_code:
- define(p, assign_mu_glue, mu_skip_base + cur_val);
- break;
-
- case toks_def_code:
- define(p, assign_toks, toks_base + cur_val);
- break;
- }
- }
- break;
- }
- }
- break;
-
- case read_to_cs:
- {
- scan_int();
- n = cur_val;
-
- if (!scan_keyword("to"))
- {
- print_err("Missing `to' inserted");
- help2("You should have said `\\read<number> to \\cs'.",
- "I'm going to look for the \\cs now.");
- error();
- }
-
- get_r_token();
- p = cur_cs;
- read_toks(n, p);
- define(p, call, cur_val);
- }
- break;
-
- case toks_register:
- case assign_toks:
- {
- q = cur_cs;
-
- if (cur_cmd == toks_register)
- {
- scan_eight_bit_int();
- p = toks_base + cur_val;
- }
- else
- p = cur_chr;
-
- scan_optional_equals();
-
- do
- {
- get_x_token();
- }
- while (!((cur_cmd != spacer) && (cur_cmd != relax)));
-
- if (cur_cmd != left_brace)
- {
- if (cur_cmd == toks_register)
- {
- scan_eight_bit_int();
- cur_cmd = assign_toks;
- cur_chr = toks_base + cur_val;
- }
-
- if (cur_cmd == assign_toks)
- {
- q = equiv(cur_chr);
-
- if (q == 0)
- define(p, undefined_cs, 0);
- else
- {
- add_token_ref(q);
- define(p, call, q);
- }
- goto done;
- }
- }
-
- back_input();
- cur_cs = q;
- q = scan_toks(false, false);
-
- if (link(def_ref) == 0)
- {
- define(p, undefined_cs, 0);
- free_avail(def_ref);
- }
- else
- {
- if (p == output_routine_loc)
- {
- link(q) = get_avail();
- q = link(q);
- info(q) = right_brace_token + '}';
- q = get_avail();
- info(q) = left_brace_token + '{';
- link(q) = link(def_ref);
- link(def_ref) = q;
- }
-
- define(p, call, def_ref);
- }
- }
- break;
-
- case assign_int:
- {
- p = cur_chr;
- scan_optional_equals();
- scan_int();
- word_define(p, cur_val);
- }
- break;
-
- case assign_dimen:
- {
- p = cur_chr;
- scan_optional_equals();
- scan_dimen(false, false, false);
- word_define(p, cur_val);
- }
- break;
-
- case assign_glue:
- case assign_mu_glue:
- {
- p = cur_chr;
- n = cur_cmd;
- scan_optional_equals();
-
- if (n == assign_mu_glue)
- scan_glue(mu_val);
- else
- scan_glue(glue_val);
-
- trap_zero_glue();
- define(p, glue_ref, cur_val);
- }
- break;
-
- case def_code:
- {
- if (cur_chr == cat_code_base)
- n = max_char_code;
- else if (cur_chr == math_code_base)
- n = 32768L; /* 2^15 */
- else if (cur_chr == sf_code_base)
- n = 32767; /* 2^15 - 1*/
- else if (cur_chr == del_code_base)
- n = 16777215L; /* 2^24 - 1 */
- else
- n = 255;
-
- p = cur_chr;
- scan_char_num();
- p = p + cur_val;
- scan_optional_equals();
- scan_int();
-
- if (((cur_val < 0) && (p < del_code_base)) ||(cur_val > n))
- {
- print_err("Invalid code(");
- print_int(cur_val);
-
- if (p < del_code_base)
- prints("), should be in the range 0..");
- else
- prints("), should be at most ");
-
- print_int(n);
- help1("I'm going to use 0 instead of that illegal code value.");
- error();
- cur_val = 0;
- }
-
- if (p < math_code_base)
- define(p, data, cur_val);
- else if (p < del_code_base)
- define(p, data, cur_val);
- else
- word_define(p, cur_val);
- }
- break;
-
- case def_family:
- {
- p = cur_chr;
- scan_four_bit_int();
- p = p + cur_val;
- scan_optional_equals();
- scan_font_ident();
- define(p, data, cur_val);
- }
- break;
-
- case tex_register:
- case advance:
- case multiply:
- case divide:
- do_register_command(a);
- break;
-
- case set_box:
- {
- scan_eight_bit_int();
-
- if ((a >= 4))
- n = 256 + cur_val;
- else
- n = cur_val;
-
- scan_optional_equals();
-
- if (set_box_allowed)
- scan_box(box_flag + n);
- else
- {
- print_err("Improper ");
- print_esc("setbox");
- help2("Sorry, \\setbox is not allowed after \\halign in a display,",
- "or between \\accent and an accented character.");
- error();
- }
- }
- break;
-
- case set_aux:
- alter_aux();
- break;
-
- case set_prev_graf:
- alter_prev_graf();
- break;
-
- case set_page_dimen:
- alter_page_so_far();
- break;
-
- case set_page_int:
- alter_integer();
- break;
-
- case set_box_dimen:
- alter_box_dimen();
- break;
-
- case set_shape:
- {
- scan_optional_equals();
- scan_int();
- n = cur_val;
-
- if (n <= 0)
- p = 0;
- else
- {
- p = get_node(2 * n + 1);
- info(p) = n;
-
- for (j = 1; j <= n; j++)
- {
- scan_dimen(false, false, false);
- mem[p + 2 * j - 1].cint = cur_val;
- scan_dimen(false, false, false);
- mem[p + 2 * j].cint = cur_val;
- }
- }
-
- define(par_shape_loc, shape_ref, p);
- }
- break;
-
- case hyph_data:
- if (cur_chr == 1)
- {
-#ifdef INITEX
- if (is_initex)
- {
- new_patterns();
- goto done;
- }
-#endif
- print_err("Patterns can be loaded only by INITEX");
- help_ptr = 0;
- error();
-
- do
- {
- get_token();
- }
- while (!(cur_cmd == right_brace));
-
- return;
- }
- else
- {
- new_hyph_exceptions();
- goto done;
- }
- break;
-
- case assign_font_dimen:
- {
- find_font_dimen(true);
- k = cur_val;
- scan_optional_equals();
- scan_dimen(false, false, false);
- font_info[k].cint = cur_val;
- }
- break;
-
- case assign_font_int:
- {
- n = cur_chr;
- scan_font_ident();
- f = cur_val;
- scan_optional_equals();
- scan_int();
-
- if (n == 0)
- hyphen_char[f] = cur_val;
- else
- skew_char[f] = cur_val;
- }
- break;
-
- case def_font:
- new_font(a);
- break;
-
- case set_interaction:
- new_interaction();
- break;
-
- default:
- {
- confusion("prefix");
- return;
- }
- break;
- }
-
-done:
- if (after_token != 0)
- {
- cur_tok = after_token;
- back_input();
- after_token = 0;
- }
-}
-/* sec 1303 */
-boolean load_fmt_file (void)
-{
- integer j, k;
- pointer p, q;
- integer x;
-
- undump_int(x);
-
- if (x != BEGINFMTCHECKSUM)
- goto bad_fmt;
-
- undump_int(x); /* mem_bot */
-
- if (x != mem_bot)
- goto bad_fmt;
-
- undump_int(x); /* mem_top */
-
-#ifdef ALLOCATEMAIN
-/* we already read this once earlier to grab mem_top */
- if (trace_flag)
- printf("Read from fmt file mem_top = %lld TeX words\n", x);
-
- mem = allocate_main_memory(x); /* allocate main memory at this point */
-
- if (mem == NULL)
- exit(EXIT_FAILURE);
-
- initialize_aux(); /* do `mem' part of initialize */
-#endif
-
- if (x != mem_top)
- goto bad_fmt;
-
- undump_int(x); /* eqtb_size */
-
- if (x != eqtb_size)
- goto bad_fmt;
-
- undump_int(x); /* hash_prime */
-
- if (x != hash_prime)
- goto bad_fmt;
-
- undump_int(x); /* hyphen_prime */
-
-#ifdef ALLOCATEHYPHEN
-/* allow format files dumped with arbitrary (prime) hyphenation exceptions */
- realloc_hyphen(x);
- hyphen_prime = x;
-#endif
-
- if (x != hyphen_prime)
- goto bad_fmt;
-
- {
- undump_int(x); /* pool_size */
-
- if (x < 0)
- goto bad_fmt;
-
-#ifdef ALLOCATESTRING
- if (x > current_pool_size)
- {
- if (trace_flag)
- printf("undump string pool reallocation (%lld > %d)\n", x, current_pool_size);
-
- str_pool = realloc_str_pool (x - current_pool_size + increment_pool_size);
- }
-
- if (x > current_pool_size)
-#else
- if (x > pool_size)
-#endif
- {
- printf("%s%s\n", "---! Must increase the ", "string pool size");
- goto bad_fmt;
- }
- else
- pool_ptr = x;
- }
-
- {
- undump_int(x); /* max_strings */
-
- if (x < 0)
- goto bad_fmt;
-
-#ifdef ALLOCATESTRING
- if (x > current_max_strings)
- {
- if (trace_flag)
- printf("undump string pointer reallocation (%lld > %d)\n", x, current_max_strings);
-
- str_start = realloc_str_start(x - current_max_strings + increment_max_strings);
- }
-
- if (x > current_max_strings)
-#else
- if (x > max_strings)
-#endif
- {
- printf("%s%s\n", "---! Must increase the ", "max strings");
- goto bad_fmt;
- }
- else
- str_ptr = x;
- }
-
- if (undumpthings(str_start[0], str_ptr + 1))
- return -1;
-
- if (undumpthings(str_pool[0], pool_ptr))
- return -1;
-
- init_str_ptr = str_ptr;
- init_pool_ptr = pool_ptr;
- undump(lo_mem_stat_max + 1000, hi_mem_stat_min - 1, lo_mem_max);
- undump(lo_mem_stat_max + 1, lo_mem_max, rover);
- p = mem_bot;
- q = rover;
-
- do
- {
- if (undumpthings(mem[p], q + 2 - p))
- return -1;
-
- p = q + node_size(q);
-
- if ((p > lo_mem_max) || ((q >= rlink(q)) && (rlink(q) != rover)))
- goto bad_fmt;
-
- q = rlink(q);
- }
- while (!(q == rover));
-
- if (undumpthings(mem[p], lo_mem_max + 1 - p))
- return -1;
-
- if (mem_min < mem_bot - 2) /* ? splice in block below */
- {
-/* or call add_variable_space(mem_bot - (mem_min + 1)) */
- if (trace_flag)
- puts("Splicing in mem_min space in undump!");
-
- p = llink(rover);
- q = mem_min + 1;
- link(mem_min) = 0; /* null */
- info(mem_min) = 0; /* null */
- rlink(p) = q;
- llink(rover) = q;
- rlink(q) = rover;
- llink(q) = p;
- link(q) = empty_flag;
- node_size(q) = mem_bot - q;
- }
-
- undump(lo_mem_max + 1, hi_mem_stat_min, hi_mem_min);
- undump(mem_bot, mem_top, avail);
- mem_end = mem_top;
-
- if (undumpthings(mem[hi_mem_min], mem_end + 1 - hi_mem_min))
- return -1;
-
- undump_int(var_used);
- undump_int(dyn_used);
-
- k = active_base;
-
- do
- {
- undump_int(x);
-
- if ((x < 1) || (k + x > (eqtb_size + 1)))
- goto bad_fmt;
-
- if (undumpthings(eqtb[k], x))
- return -1;
-
- k = k + x;
- undump_int(x);
-
- if ((x < 0) || (k + x > (eqtb_size + 1)))
- goto bad_fmt;
-
- for (j = k; j <= k + x - 1; j++)
- eqtb[j] = eqtb[k - 1];
-
- k = k + x;
- }
- while (!(k > eqtb_size));
-
- undump(hash_base, frozen_control_sequence, par_loc);
- par_token = cs_token_flag + par_loc;
- undump(hash_base, frozen_control_sequence, write_loc);
- undump(hash_base, frozen_control_sequence, hash_used);
-
- p = hash_base - 1;
-
- do
- {
- undump(p + 1, hash_used, p);
- undump_hh(hash[p]);
- }
- while (!(p == hash_used));
-
- if (undumpthings(hash[hash_used + 1], undefined_control_sequence - 1 - hash_used))
- return -1;
-
- undump_int(cs_count);
-
- if (trace_flag)
- printf("itex undump cs_count %lld ", cs_count);
-
- {
- undump_int(x); /* font_mem_size */
-
- if (x < 7)
- goto bad_fmt;
-
-#ifdef ALLOCATEFONT
- if (trace_flag)
- printf("Read from fmt fmem_ptr = %lld\n", x);
-
- if (x > current_font_mem_size)
- {
- if (trace_flag)
- printf("Undump realloc font_info (%lld > %d)\n", x, current_font_mem_size);
-
- font_info = realloc_font_info (x - current_font_mem_size + increment_font_mem_size);
- }
-
- if (x > current_font_mem_size)
-#else
- if (x > font_mem_size)
-#endif
- {
- puts("---! Must increase the font mem size");
- goto bad_fmt;
- }
- else
- fmem_ptr = x;
- }
-
- {
- if (undumpthings(font_info[0], fmem_ptr))
- return -1;
-
- {
- undump_int(x); /* font_max */
-
- if (x < 0)
- goto bad_fmt;
-
- if (x > font_max)
- {
- puts("---! Must increase the font max");
- goto bad_fmt;
- }
- else
- font_ptr = x;
- }
-
- frozen_font_ptr = font_ptr;
-
- if (undumpthings(font_check[0], font_ptr + 1))
- return -1;
-
- if (undumpthings(font_size[0], font_ptr + 1))
- return -1;
-
- if (undumpthings(font_dsize[0], font_ptr + 1))
- return -1;
-
- if (undumpthings(font_params[0], font_ptr + 1))
- return -1;
-
- if (undumpthings(hyphen_char[0], font_ptr + 1))
- return -1;
-
- if (undumpthings(skew_char[0], font_ptr + 1))
- return -1;
-
- if (undumpthings(font_name[0], font_ptr + 1))
- return -1;
-
- if (undumpthings(font_area[0], font_ptr + 1))
- return -1;
-
- if (undumpthings(font_bc[0], font_ptr + 1))
- return -1;
-
- if (undumpthings(font_ec[0], font_ptr + 1))
- return -1;
-
- if (undumpthings(char_base[0], font_ptr + 1))
- return -1;
-
- if (undumpthings(width_base[0], font_ptr + 1))
- return -1;
-
- if (undumpthings(height_base[0], font_ptr + 1))
- return -1;
-
- if (undumpthings(depth_base[0], font_ptr + 1))
- return -1;
-
- if (undumpthings(italic_base[0], font_ptr + 1))
- return -1;
-
- if (undumpthings(lig_kern_base[0], font_ptr + 1))
- return -1;
-
- if (undumpthings(kern_base[0], font_ptr + 1))
- return -1;
-
- if (undumpthings(exten_base[0], font_ptr + 1))
- return -1;
-
- if (undumpthings(param_base[0], font_ptr + 1))
- return -1;
-
- if (undumpthings(font_glue[0], font_ptr + 1))
- return -1;
-
- if (undumpthings(bchar_label[0], font_ptr + 1))
- return -1;
-
- if (undumpthings(font_bchar[0], font_ptr + 1))
- return -1;
-
- if (undumpthings(font_false_bchar[0], font_ptr + 1))
- return -1;
- }
-
-/* log not opened yet, so can't show fonts frozen into format */
-/* May be able to avoid the following since we switched to */
-/* non_address from font_mem_size to 0 96/Jan/15 ??? */
-
-#ifdef ALLOCATEFONT
- {
- int count = 0, oldfont_mem_size = 0;
-
- for (x = 0; x <= font_ptr; x++)
- {
- if (bchar_label[x] > oldfont_mem_size)
- oldfont_mem_size = bchar_label[x];
- }
-
- if (oldfont_mem_size != non_address && oldfont_mem_size > font_max)
- {
- for (x = 0; x <= font_ptr; x++)
- {
- if (bchar_label[x] == oldfont_mem_size)
- {
- bchar_label[x] = non_address;
- count++;
- }
- }
-
- if (trace_flag)
- printf("oldfont_mem_size is %d --- hit %d times. Using non_address %d\n",
- oldfont_mem_size, count, non_address);
- }
- }
-#endif
-
- undump(0, hyphen_prime, hyph_count);
-
- for (k = 1; k <= hyph_count; k++)
- {
- undump(0, hyphen_prime, j);
- undump(0, str_ptr, hyph_word[j]);
- undump(0, max_halfword, hyph_list[j]);
- }
-
-#ifdef ALLOCATEHYPHEN
-/* if user specified new hyphen prime - flush existing exception patterns ! */
-/* but, we can reclaim the string storage wasted ... */
- if (is_initex)
- {
- if (new_hyphen_prime != 0)
- {
- realloc_hyphen(new_hyphen_prime); /* reset_hyphen(); */
- hyphen_prime = new_hyphen_prime;
- }
- }
-#endif
-
- {
- undump_int(x);
-
- if (x < 0)
- goto bad_fmt;
-
-#ifdef ALLOCATETRIES
- if (!is_initex)
- {
- allocate_tries(x); /* allocate only as much as is needed */
-/* trie_size = x; */ /* ??? */
- }
-#endif
-
- if (x > trie_size)
- {
- puts("---! Must increase the trie size");
- goto bad_fmt;
- }
- else
- j = x;
- }
-
-#ifdef INITEX
- if (is_initex)
- trie_max = j;
-#endif
-
- if (undumpthings(trie_trl[0], j + 1))
- return -1;
-
- if (undumpthings(trie_tro[0], j + 1))
- return -1;
-
- if (undumpthings(trie_trc[0], j + 1))
- return -1;
-
- {
- undump_int(x);
-
- if (x < 0)
- goto bad_fmt;
-
- if (x > trie_op_size)
- {
- puts("---! Must increase the trie op size\n");
- goto bad_fmt;
- }
- else
- j = x;
- }
-
-#ifdef INITEX
- if (is_initex)
- trie_op_ptr = j;
-#endif
-
- if (undumpthings(hyf_distance[1], j))
- return -1;
-
- if (undumpthings(hyf_num[1], j))
- return -1;
-
- if (undumpthings(hyf_next[1], j))
- return -1;
-
-#ifdef INITEX
- if (is_initex)
- {
- for (k = 0; k <= 255; k++)
- trie_used[k] = min_quarterword;
- }
-#endif
-
- k = 256;
-
- while (j > 0)
- {
- undump(0, k - 1, k);
- undump(1, j, x);
-
-#ifdef INITEX
- if (is_initex)
- trie_used[k] = x;
-#endif
-
- j = j - x;
- op_start[k] = j;
- }
-
-#ifdef INITEX
- if (is_initex)
- trie_not_ready = false;
-#endif
-
- undump(batch_mode, error_stop_mode, interaction);
- undump(0, str_ptr, format_ident);
- undump_int(x);
-
- if ((x != ENDFMTCHECKSUM) || feof(fmt_file))
- goto bad_fmt;
-
- return true;
-
-bad_fmt:
- puts("(Fatal format file error; I'm stymied)");
-
- return false;
-}
-/* sec 1335 */
-void final_cleanup (void)
-{
- small_number c;
-
- c = cur_chr;
-
- if (job_name == 0)
- open_log_file();
-
- while (input_ptr > 0)
- {
- if (state == token_list)
- end_token_list();
- else
- end_file_reading();
- }
-
- while (open_parens > 0)
- {
- prints(" )");
- decr(open_parens);
- }
-
- if (cur_level > level_one)
- {
- print_nl("(");
- print_esc("end occurred ");
- prints("inside a group at level ");
- print_int(cur_level - 1);
- print_char(')');
- }
-
- while (cond_ptr != 0)
- {
- print_nl("(");
- print_esc("end occurred ");
- prints("when ");
- print_cmd_chr('i', cur_if);
-
- if (if_line != 0)
- {
- prints("on line ");
- print_int(if_line);
- }
-
- prints(" was incomplete)");
- if_line = mem[cond_ptr + 1].cint;
- cur_if = subtype(cond_ptr);
- temp_ptr = cond_ptr;
- cond_ptr = link(cond_ptr);
- free_node(temp_ptr, if_node_size);
- }
-
- if (history != spotless)
- if (((history == warning_issued) || (interaction < error_stop_mode)))
- if (selector == term_and_log)
- {
- selector = term_only;
- print_nl("(see the transcript file for additional information)");
- selector = term_and_log;
- }
-
- if (c == 1)
- {
-#ifdef INITEX
- if (is_initex)
- {
- for (c = 0; c <= 4; c++)
- {
- if (cur_mark[c] != 0)
- delete_token_ref(cur_mark[c]);
- }
-
- if (last_glue != max_halfword)
- delete_glue_ref(last_glue);
-
- store_fmt_file();
- }
-#endif
-
- if (!is_initex)
- print_nl("(\\dump is performed only by INITEX)");
- }
-}
-
-void show_frozen (void)
-{
- int i, j, n;
-
- fprintf(log_file, "\n");
- fprintf(log_file, "(%lld fonts frozen in format file:\n", font_ptr);
-
- for (i = 1; i <= font_ptr; i++)
- {
- if (i > 1)
- fprintf(log_file, ", ");
-
- if ((i % 8) == 0)
- fprintf(log_file, "\n");
-
- n = str_start[font_name[i] + 1] - str_start[font_name[i]];
-
- for (j = 0; j < n; j++)
- {
- putc(str_pool[str_start[font_name[i]] + j], log_file);
- }
- }
-
- fprintf(log_file, ") ");
-}
-
-int main_program (void)
-{
- history = fatal_error_stop;
-
- if (ready_already == 314159L)
- goto lab1;
-
- bad = 0;
-
- if ((half_error_line < 30) || (half_error_line > error_line - 15))
- bad = 1;
-
- if (max_print_line < 60)
- bad = 2;
-
- if (dvi_buf_size % 8 != 0)
- bad = 3;
-
- if (mem_bot + 1100 > mem_top)
- bad = 4;
-
- if (hash_prime > (hash_size + hash_extra))
- bad = 5;
-
- if (max_in_open >= 128)
- bad = 6;
-
- if (mem_top < 256 + 11)
- bad = 7;
-
-#ifdef INITEX
- if (is_initex)
- {
- if ((mem_min != 0) || (mem_max != mem_top))
- bad = 10;
- }
-#endif
-
- if ((mem_min > mem_bot) || (mem_max < mem_top))
- bad = 10;
-
- if ((min_quarterword > 0) || (max_quarterword < 255))
- bad = 11;
-
- if ((min_halfword > 0) || (max_halfword < 32767))
- bad = 12;
-
- if ((min_quarterword < min_halfword) || (max_quarterword > max_halfword))
- bad = 13;
-
- if ((mem_min < min_halfword) || (mem_max >= max_halfword) || (mem_bot - mem_min >= max_halfword))
- bad = 14;
-
- if (mem_max > mem_top + mem_extra_high)
- bad = 14;
-
- if ((0 < min_quarterword) || (font_max > max_quarterword))
- bad = 15;
-
-#ifdef INCREASEFONTS
- if (font_max > 65535)
-#else
- if (font_max > 256)
-#endif
- bad = 16;
-
- if ((save_size > max_halfword) || (max_strings > max_halfword))
- bad = 17;
-
- if (buf_size > max_halfword)
- bad = 18;
-
- if (max_quarterword - min_quarterword < 255)
- bad = 19;
-
- if (cs_token_flag + undefined_control_sequence > max_halfword)
- bad = 21;
-
- if (format_default_length > file_name_size)
- bad = 31;
-
- if (max_halfword < (mem_top - mem_min) / 2)
- bad = 41;
-
- if (bad > 0)
- {
- printf("%s%s%ld\n", "Ouch---my internal constants have been clobbered!",
- "---case ", (long) bad);
-
- goto final_end;
- }
-
- initialize();
-
-#ifdef INITEX
- if (is_initex)
- {
- if (!get_strings_started())
- goto final_end;
-
- init_prim();
- init_str_ptr = str_ptr;
- init_pool_ptr = pool_ptr;
- fix_date_and_time();
- }
-#endif
-
- ready_already = 314159L;
-
-lab1:
- selector = term_only;
- tally = 0;
- term_offset = 0;
- file_offset = 0;
- show_line(tex_version, 0);
-
-#ifdef _WIN32
- #ifdef _WIN64
- printf(" (%s %s/Win64)", application, yandyversion);
- #else
- printf(" (%s %s/Win32)", application, yandyversion);
- #endif
-#else
- printf(" (%s %s/Linux)", application, yandyversion);
-#endif
-
- if (format_ident > 0)
- slow_print(format_ident);
-
- print_ln();
- update_terminal();
- job_name = 0;
- name_in_progress = false;
- log_opened = false;
- output_file_name = 0;
-
- {
- {
- input_ptr = 0;
- max_in_stack = 0;
- in_open = 0;
- high_in_open = 0;
- open_parens = 0;
- max_open_parens = 0;
- max_buf_stack = 0;
- param_ptr = 0;
- max_param_stack = 0;
-
-#ifdef ALLOCATEBUFFER
- memset (buffer, 0, current_buf_size);
-#else
- memset (buffer, 0, buf_size);
-#endif
-
- first = 0;
- scanner_status = 0;
- warning_index = 0;
- first = 1;
- state = new_line;
- start = 1;
- index = 0;
- line = 0;
- name = 0;
- force_eof = false;
- align_state = 1000000L;
-
- if (!init_terminal())
- goto final_end;
-
- limit = last;
- first = last + 1;
- }
-
- if ((format_ident == 0) || (buffer[loc] == '&') ||
- (buffer[loc] == '+'))
- {
- if (format_ident != 0)
- initialize();
-
- if (!open_fmt_file ())
- goto final_end;
-
- if (!load_fmt_file ())
- {
-#ifdef COMPACTFORMAT
- gzclose(gz_fmt_file);
-#else
- w_close(fmt_file);
-#endif
- goto final_end;
- }
-
-#ifdef COMPACTFORMAT
- gzclose(gz_fmt_file);
-#else
- w_close(fmt_file);
-#endif
-
- while ((loc < limit) && (buffer[loc] == ' '))
- incr(loc);
- }
-
- if (end_line_char_inactive())
- decr(limit);
- else
- buffer[limit] = end_line_char;
-
- fix_date_and_time();
- magic_offset = str_start[886] - 9 * ord_noad;
-
- if (interaction == batch_mode)
- selector = no_print;
- else
- selector = term_only;
-
- if ((loc < limit) && (cat_code(buffer[loc]) != escape))
- start_input();
- }
-
- if (show_tfm_flag && log_opened && font_ptr > 0)
- show_frozen();
-
- main_time = clock();
- history = spotless;
-
- if (show_cs_names)
- print_cs_names(stdout, 0);
-
- main_control();
-
- if (show_cs_names)
- print_cs_names(stdout, 1);
-
- final_cleanup();
- close_files_and_terminate();
-
-final_end:
- {
- int code;
-
-#ifndef _WINDOWS
- fflush(stdout);
-#endif
-
- ready_already = 0;
-
- if ((history != spotless) && (history != warning_issued))
- code = 1;
- else
- code = 0;
-
- return code;
- }
-}
-
-#ifdef ALLOCATEMAIN
-/* add a block of variable size node space below mem_bot(0) */
-void add_variable_space(int size)
-{
- halfword p;
- halfword q;
- integer t;
-
- if (mem_min == 0)
- t = mem_min;
- else
- t = mem_min + 1;
-
- mem_min = t - (size + 1); /* first word in new block - 1 */
-
- if (mem_min < mem_start)
- {
- if (trace_flag)
- puts("WARNING: mem_min < mem_start!");
-
- mem_min = mem_start;
- }
-
- p = llink(rover);
- q = mem_min + 1;
- link(mem_min) = 0; /* insert blank word below ??? */
- info(mem_min) = 0; /* insert blank word below ??? */
- rlink(p) = q;
- llink(rover) = q;
- rlink(q) = rover;
- llink(q) = p;
- link(q) = empty_flag;
- info(q) = t - q; /* block size */
- rover = q;
-}
-#endif
-
-#ifdef INITEX
-/* split out to allow sharing of code from do_initex and newpattern */
-void reset_trie (void)
-{
- integer k;
-
- for (k = -(integer)trie_op_size; k <= trie_op_size; k++)
- trie_op_hash[k] = 0;
-
- for (k = 0; k <= 255; k++)
- trie_used[k] = min_trie_op;
-
- max_op_used = min_trie_op;
- trie_op_ptr = 0;
- trie_not_ready = true;
- trie_l[0] = 0;
- trie_c[0] = 0;
- trie_ptr = 0;
- trie_not_ready = true;
-}
-/* borrowed code from initialize() */
-void reset_hyphen(void)
-{
- hyph_pointer z;
-
- for (z = 0; z <= hyphen_prime; z++)
- {
- hyph_word[z] = 0;
- hyph_list[z] = 0;
- }
-
- hyph_count = 0;
-}
-/* split out to allow optimize for space, not time */
-void do_initex (void)
-{
- /* integer i; */
- integer k;
- /* hyph_pointer z; */
-
- for (k = mem_bot + 1; k <= lo_mem_stat_max; k++)
- mem[k].cint = 0;
-
- k = mem_bot;
-
- while (k <= lo_mem_stat_max)
- {
- glue_ref_count(k) = 1;
- stretch_order(k) = normal;
- shrink_order(k) = normal;
- k = k + glue_spec_size;
- }
-
- stretch(fil_glue) = unity;
- stretch_order(fil_glue) = fil;
- stretch(fill_glue) = unity;
- stretch_order(fill_glue) = fill;
- stretch(ss_glue) = unity;
- stretch_order(ss_glue) = fil;
- shrink(ss_glue) = unity;
- shrink_order(ss_glue) = fil;
- stretch(fil_neg_glue) = -unity;
- stretch_order(fil_neg_glue) = fil;
- rover = lo_mem_stat_max + 1;
- link(rover) = empty_flag;
- node_size(rover) = block_size;
- llink(rover) = rover;
- rlink(rover) = rover;
- lo_mem_max = rover + block_size;
- link(lo_mem_max) = 0;
- info(lo_mem_max) = 0;
-
- for (k = hi_mem_stat_min; k <= mem_top; k++)
- mem[k] = mem[lo_mem_max];
-
- info(omit_template) = end_template_token;
- link(end_span) = max_quarterword + 1;
- info(end_span) = 0;
- type(last_active) = hyphenated;
- line_number(last_active) = max_halfword;
- subtype(last_active) = 0;
- subtype(page_ins_head) = 255;
- type(page_ins_head) = split_up;
- link(mem_top) = page_ins_head;
- type(page_head) = glue_node;
- subtype(page_head) = normal;
- avail = 0;
- mem_end = mem_top;
- hi_mem_min = hi_mem_stat_min;
- var_used = lo_mem_stat_max + 1 - mem_bot;
- dyn_used = hi_mem_stat_usage;
- eq_type(undefined_control_sequence) = undefined_cs;
- equiv(undefined_control_sequence) = 0;
- eq_level(undefined_control_sequence) = level_zero;
-
- for (k = active_base; k <= undefined_control_sequence - 1; k++)
- eqtb[k] = eqtb[undefined_control_sequence];
-
- equiv(glue_base) = zero_glue;
- eq_level(glue_base) = level_one;
- eq_type(glue_base) = glue_ref;
-
- for (k = glue_base + 1; k <= local_base - 1; k++)
- eqtb[k] = eqtb[glue_base];
-
- glue_ref_count(zero_glue) = glue_ref_count(zero_glue) + local_base - glue_base;
-
- par_shape_ptr = 0;
- eq_type(par_shape_loc) = shape_ref;
- eq_level(par_shape_loc) = level_one;
-
- for (k = output_routine_loc; k <= toks_base + 255; k++)
- eqtb[k] = eqtb[undefined_control_sequence];
-
- box(0) = 0;
- eq_type(box_base) = box_ref;
- eq_level(box_base) = level_one;
-
- for (k = box_base + 1; k <= box_base + 255; k++)
- eqtb[k] = eqtb[box_base];
-
- cur_font = null_font;
- eq_type(cur_font_loc) = data;
- eq_level(cur_font_loc) = level_one;
-
- for (k = math_font_base; k <= math_font_base + 47; k++)
- eqtb[k] = eqtb[cur_font_loc];
-
- equiv(cat_code_base) = 0;
- eq_type(cat_code_base) = data;
- eq_level(cat_code_base) = level_one;
-
- for (k = cat_code_base; k <= int_base - 1; k++)
- eqtb[k] = eqtb[cat_code_base];
-
- for (k = 0; k <= 255; k++)
- {
- cat_code(k) = other_char;
- math_code(k) = k;
- sf_code(k) = 1000;
- }
-
- cat_code(carriage_return) = car_ret;
- cat_code(' ') = spacer;
- cat_code('\\') = escape;
- cat_code('%') = comment;
- cat_code(invalid_code) = invalid_char;
- cat_code(null_code) = ignore;
-
- for (k = '0'; k <= '9'; k++)
- math_code(k) = k + var_code;
-
- for (k = 'A'; k <= 'Z'; k++)
- {
- cat_code(k) = letter;
- cat_code(k + 'a' - 'A') = letter;
- math_code(k) = k + var_code + 0x100;
- math_code(k + 'a' - 'A') = k + 'a' - 'A' + var_code + 0x100;
- lc_code(k) = k + 'a' - 'A';
- lc_code(k + 'a' - 'A') = k + 'a' - 'A';
- uc_code(k) = k;
- uc_code(k + 'a' - 'A') = k;
- sf_code(k) = 999;
- }
-
- for (k = int_base; k <= del_code_base - 1; k++)
- eqtb[k].cint = 0;
-
- mag = 1000;
- tolerance = 10000;
- hang_after = 1;
- max_dead_cycles = 25;
- escape_char = '\\';
- end_line_char = carriage_return;
-
- for (k = 0; k <= 255; k++)
- del_code(k) = -1;
-
- del_code('.') = 0;
-
- for (k = dimen_base; k <= eqtb_size; k++)
- eqtb[k].cint = 0;
-
- hash_used = frozen_control_sequence;
- cs_count = 0;
-
- if (trace_flag)
- puts("initex cs_count = 0 ");
-
- eq_type(frozen_dont_expand) = dont_expand;
- text(frozen_dont_expand) = 499; /* notexpanded */
-
- font_ptr = null_font;
- fmem_ptr = 7;
- font_name[null_font] = 795; /* nullfont */
- font_area[null_font] = 335; /* "" */
- hyphen_char[null_font] = '-';
- skew_char[null_font] = -1;
- bchar_label[null_font] = non_address;
- font_bchar[null_font] = non_char;
- font_false_bchar[null_font] = non_char;
- font_bc[null_font] = 1;
- font_ec[null_font] = 0;
- font_size[null_font] = 0;
- font_dsize[null_font] = 0;
- char_base[null_font] = 0;
- width_base[null_font] = 0;
- height_base[null_font] = 0;
- depth_base[null_font] = 0;
- italic_base[null_font] = 0;
- lig_kern_base[null_font] = 0;
- kern_base[null_font] = 0;
- exten_base[null_font] = 0;
- font_glue[null_font] = 0;
- font_params[null_font] = 7;
- param_base[null_font] = -1;
-
- for (k = 0; k <= 6; k++)
- font_info[k].cint = 0;
-
- reset_trie();
- text(frozen_protection) = 1184; /* "inaccessible" */
- format_ident = 1251;
- text(end_write) = 1290;
- eq_level(end_write) = level_one;
- eq_type(end_write) = outer_call;
- equiv(end_write) = 0;
-}
-#endif
-
-#ifdef INITEX
-/* sec 0047 */
-boolean get_strings_started (void)
-{
- integer k;
- str_number g;
-
- pool_ptr = 0;
- str_ptr = 0;
- str_start[0] = 0;
-
- for (k = 0; k <= 255; k++)
- {
- if ( (k < ' ') || (k > '~') )
- {
- append_char('^');
- append_char('^');
-
- if (k < 64)
- append_char(k + 64);
- else if (k < 128)
- append_char(k - 64);
- else
- {
- append_lc_hex(k / 16);
- append_lc_hex(k % 16);
- }
- }
- else
- append_char(k);
-
- g = make_string();
- }
-
- g = load_pool_strings(pool_size - string_vacancies);
-
- if (g == 0)
- {
- fprintf(stdout, "%s\n", "! You have to increase POOLSIZE." );
- return false;
- }
-
- return true;
-}
-#endif
-
-#ifdef INITEX
-/* sec 0131 */
-void sort_avail (void)
-{
- pointer p, q, r;
- pointer old_rover;
-
- p = get_node(010000000000);
- p = rlink(rover);
- rlink(rover) = empty_flag;
- old_rover = rover;
-
- while (p != old_rover)
- {
- if (p < rover)
- {
- q = p;
- p = rlink(q);
- rlink(q) = rover;
- rover = q;
- }
- else
- {
- q = rover;
-
- while (rlink(q) < p)
- q = rlink(q);
-
- r = rlink(p);
- rlink(p) = rlink(q);
- rlink(q) = p;
- p = r;
- }
- }
-
- p = rover;
-
- while (rlink(p) != empty_flag)
- {
- llink(rlink(p)) = p;
- p = rlink(p);
- }
-
- rlink(p) = rover;
- llink(rover) = p;
-}
-#endif
-
-#ifdef INITEX
-/* sec 0264 */
-void primitive_ (str_number s, quarterword c, halfword o)
-{
- pool_pointer k;
- small_number j;
- /* small_number l; */
- int l;
-
- if (s < 256)
- cur_val = s + single_base;
- else
- {
- k = str_start[s];
- l = str_start[s + 1] - k; /* small_number l */
-
- for (j = 0; j <= l - 1; j++)
- buffer[j] = str_pool[k + j];
-
- cur_val = id_lookup(0, l);
- flush_string();
- text(cur_val) = s;
- }
-
- eq_level(cur_val) = level_one;
- eq_type(cur_val) = c;
- equiv(cur_val) = o;
-}
-#endif
-
-#ifdef INITEX
-/* sec 0944 */
-trie_op_code new_trie_op_ (small_number d, small_number n, trie_op_code v)
-{
- integer h;
- trie_op_code u;
- integer l;
-
- h = abs(n + 313 * d + 361 * v + 1009 * cur_lang) % (trie_op_size + trie_op_size) + neg_trie_op_size;
-
- while (true)
- {
- l = trie_op_hash[h];
-
- if (l == 0)
- {
- if (trie_op_ptr == trie_op_size)
- {
- overflow("pattern memory ops", trie_op_size);
- return 0;
- }
-
- u = trie_used[cur_lang];
-
- if (u == max_trie_op)
- {
- overflow("pattern memory ops per language", max_trie_op - min_trie_op);
- return 0;
- }
-
- incr(trie_op_ptr);
- incr(u);
- trie_used[cur_lang] = u;
-
- if (u > max_op_used)
- max_op_used = u;
-
- hyf_distance[trie_op_ptr] = d;
- hyf_num[trie_op_ptr] = n;
- hyf_next[trie_op_ptr] = v;
- trie_op_lang[trie_op_ptr] = cur_lang;
- trie_op_hash[h] = trie_op_ptr;
- trie_op_val[trie_op_ptr] = u;
- return u;
- }
-
- if ((hyf_distance[l]== d) && (hyf_num[l]== n) && (hyf_next[l]== v) && (trie_op_lang[l]== cur_lang))
- {
- return trie_op_val[l];
- }
-
- if (h > - (integer) trie_op_size)
- decr(h);
- else
- h = trie_op_size;
- }
-}
-/* sec 0948 */
-trie_pointer trie_node_ (trie_pointer p)
-{
- trie_pointer h;
- trie_pointer q;
-
- /* the 1009, 2718, 3142 are hard-wired constants here (not hyphen_prime) */
- /* compute hash value */
- h = abs(trie_c[p] + 1009 * trie_o[p] + 2718 * trie_l[p] + 3142 * trie_r[p]) % trie_size;
-
- while (true)
- {
- q = trie_hash[h];
-
- if (q == 0)
- {
- trie_hash[h] = p;
- return p;
- }
-
- if ((trie_c[q] == trie_c[p]) && (trie_o[q] == trie_o[p]) &&
- (trie_l[q] == trie_l[p]) && (trie_r[q] == trie_r[p]))
- {
- return q;
- }
-
- if (h > 0)
- decr(h);
- else
- h = trie_size;
- }
-}
-/* sec 0949 */
-trie_pointer compress_trie_ (trie_pointer p)
-{
- if (p == 0)
- return 0;
- else
- {
- trie_l[p] = compress_trie(trie_l[p]);
- trie_r[p] = compress_trie(trie_r[p]);
- return trie_node(p);
- }
-}
-/* sec 0953 */
-void first_fit_ (trie_pointer p)
-{
- trie_pointer h;
- trie_pointer z;
- trie_pointer q;
- ASCII_code c;
- trie_pointer l, r;
- short ll;
-
- c = trie_c[p];
- z = trie_min[c];
-
- while (true)
- {
- h = z - c;
-
- if (trie_max < h + 256)
- {
- if (trie_size <= h + 256)
- {
- overflow("pattern memory", trie_size);
- return;
- }
-
- do
- {
- incr(trie_max);
- trie_taken[trie_max] = false;
- trie_trl[trie_max] = trie_max + 1;
- trie_tro[trie_max] = trie_max - 1;
- }
- while (!(trie_max == h + 256));
- }
-
- if (trie_taken[h])
- goto not_found;
-
- q = trie_r[p];
-
- while (q > 0)
- {
- if (trie_trl[h + trie_c[q]] == 0)
- goto not_found;
-
- q = trie_r[q];
- }
-
- goto found;
-
-not_found:
- z = trie_trl[z];
- }
-
-found:
- trie_taken[h] = true;
- trie_hash[p] = h;
- q = p;
-
- do
- {
- z = h + trie_c[q];
- l = trie_tro[z];
- r = trie_trl[z];
- trie_tro[r] = l;
- trie_trl[l] = r;
- trie_trl[z] = 0;
-
- if (l < 256)
- {
- if (z < 256)
- ll = z; /* short ll */
- else
- ll = 256;
-
- do
- {
- trie_min[l] = r;
- incr(l);
- }
- while (!(l == ll));
- }
-
- q = trie_r[q];
- }
- while (!(q == 0));
-}
-/* sec 0957 */
-void trie_pack_ (trie_pointer p)
-{
- trie_pointer q;
-
- do
- {
- q = trie_l[p];
-
- if ((q > 0) && (trie_hash[q]== 0))
- {
- first_fit(q);
- trie_pack(q);
- }
-
- p = trie_r[p];
- }
- while (!(p == 0));
-}
-/* sec 0959 */
-void trie_fix_ (trie_pointer p)
-{
- trie_pointer q;
- ASCII_code c;
- trie_pointer z;
-
- z = trie_hash[p];
-
- do
- {
- q = trie_l[p];
- c = trie_c[p];
- trie_trl[z + c] = trie_hash[q];
- trie_trc[z + c] = c;
- trie_tro[z + c] = trie_o[p];
-
- if (q > 0)
- trie_fix(q);
-
- p = trie_r[p];
- }
- while (!(p == 0));
-}
-/* sec 0960 */
-void new_patterns (void)
-{
- char k, l;
- boolean digit_sensed;
- trie_op_code v;
- trie_pointer p, q;
- boolean first_child;
- /* ASCII_code c; */
- int c;
-
- if (!trie_not_ready) /* new stuff */
- {
- if (allow_patterns)
- {
- if (trace_flag)
- puts("Resetting patterns");
-
- reset_trie(); /* RESET PATTERNS - 93/Nov/26 */
-
- if (reset_exceptions)
- {
- if (trace_flag)
- puts("Resetting exceptions");
-
- reset_hyphen(); /* RESET HYPHENEXCEPTIONS - 93/Nov/26 */
- }
- }
- }
-/* *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** */
- if (trie_not_ready)
- {
- set_cur_lang();
- scan_left_brace();
- k = 0;
- hyf[0] = 0;
- digit_sensed = false;
-
- while (true)
- {
- get_x_token();
-
- switch (cur_cmd)
- {
- case letter:
- case other_char:
- if (digit_sensed || (cur_chr < '0') || (cur_chr > '9'))
- {
- if (cur_chr == '.')
- cur_chr = 0;
- else
- {
- cur_chr = lc_code(cur_chr);
-
- if (cur_chr == 0)
- {
- print_err("Nonletter");
- help1("(See Appendix H.)");
- error();
- }
- }
-
- if (k < 63)
- {
- incr(k);
- hc[k] = cur_chr;
- hyf[k] = 0;
- digit_sensed = false;
- }
- }
- else if (k < 63)
- {
- hyf[k] = cur_chr - '0';
- digit_sensed = true;
- }
- break;
- case spacer:
- case right_brace:
- {
- if (k > 0)
- {
- if (hc[1] == 0)
- hyf[0] = 0;
-
- if (hc[k] == 0)
- hyf[k] = 0;
-
- l = k;
- v = min_trie_op;
-
- while (true) {
- if (hyf[l]!= 0)
- v = new_trie_op(k - l, hyf[l], v);
-
- if (l > 0)
- decr(l);
- else
- goto done1;
- }
-done1:
- q = 0;
- hc[0] = cur_lang;
-
- while (l <= k) {
- c = hc[l];
- incr(l);
- p = trie_l[q];
- first_child = true;
-
- while ((p > 0) && (c > trie_c[p])) {
- q = p;
- p = trie_r[q];
- first_child = false;
- }
-
- if ((p == 0) || (c < trie_c[p]))
- {
- if (trie_ptr == trie_size)
- {
- overflow("pattern memory", trie_size);
- return;
- }
-
- incr(trie_ptr);
- trie_r[trie_ptr] = p;
- p = trie_ptr;
- trie_l[p] = 0;
-
- if (first_child)
- trie_l[q]= p;
- else
- trie_r[q]= p;
-
- trie_c[p] = c;
- trie_o[p] = min_trie_op;
- }
-
- q = p;
- }
-
- if (trie_o[q]!= min_trie_op)
- {
- print_err("Duplicate pattern");
- help1("(See Appendix H.)");
- error();
- }
-
- trie_o[q]= v;
- }
-
- if (cur_cmd == right_brace)
- goto done;
-
- k = 0;
- hyf[0] = 0;
- digit_sensed = false;
- }
- break;
- default:
- {
- print_err("Bad ");
- print_esc("patterns");
- help1("(See Appendix H.)");
- error();
- }
- break;
- }
- }
-done:;
- }
- else
- {
- print_err("Too late for ");
- print_esc("patterns");
- help1("All patterns must be given before typesetting begins.");
- error();
- link(garbage) = scan_toks(false, false);
- flush_list(def_ref);
- }
-}
-/* sec 0966 */
-void init_trie (void)
-{
- trie_pointer p;
- /* integer j, k, t; */
- integer j, k;
- int t;
- trie_pointer r, s;
-
- op_start[0] = - (integer) min_trie_op;
-
- for (j = 1; j <= 255; j++)
- {
- op_start[j] = op_start[j - 1] + trie_used[j - 1];
- }
-
- for (j = 1; j <= trie_op_ptr; j++)
- {
- trie_op_hash[j] = op_start[trie_op_lang[j]] + trie_op_val[j];
- }
-
- for (j = 1; j <= trie_op_ptr; j++)
- {
- while (trie_op_hash[j] > j)
- {
- k = trie_op_hash[j];
- t = hyf_distance[k];
- hyf_distance[k] = hyf_distance[j];
- hyf_distance[j] = t;
- t = hyf_num[k];
- hyf_num[k] = hyf_num[j];
- hyf_num[j] = t;
- t = hyf_next[k];
- hyf_next[k] = hyf_next[j];
- hyf_next[j]= t;
- trie_op_hash[j] = trie_op_hash[k];
- trie_op_hash[k] = k;
- }
- }
-
- for (p = 0; p <= trie_size; p++)
- {
- trie_hash[p] = 0;
- }
-
- trie_l[0] = compress_trie(trie_l[0]);
-
- for (p = 0; p <= trie_ptr; p++)
- {
- trie_hash[p]= 0;
- }
-
- for (p = 0; p <= 255; p++)
- {
- trie_min[p] = p + 1;
- }
-
- trie_trl[0] = 1;
- trie_max = 0;
-
- if (trie_l[0] != 0)
- {
- first_fit(trie_l[0]);
- trie_pack(trie_l[0]);
- }
-
- if (trie_l[0] == 0)
- {
- for (r = 0; r <= 256; r++)
- {
- trie_trl[r] = 0;
- trie_tro[r] = min_trie_op;
- trie_trc[r] = 0;
- }
- trie_max = 256;
- }
- else
- {
- trie_fix(trie_l[0]);
- r = 0;
-
- do
- {
- s = trie_trl[r];
- {
- trie_trl[r] = 0;
- trie_tro[r] = min_trie_op;
- trie_trc[r] = 0;
- }
-
- r = s;
- }
- while (!(r > trie_max));
- }
-
- trie_trc[0] = 63;
- trie_not_ready = false;
-}
-#endif
-
-#ifdef INITEX
-/* sec 1302 */
-void store_fmt_file (void)
-{
- integer j, k, l;
- pointer p, q;
- integer x;
-
- if (!is_initex)
- {
- puts("! \\dump is performed only by INITEX");
-
- if (!knuth_flag)
- puts(" (Use -i on the command line)");
-
- return;
- }
-
- if (save_ptr != 0)
- {
- print_err("You can't dump inside a group");
- help1("`{...\\dump}' is a no-no.");
- succumb();
- }
-
- selector = new_string;
- prints(" (format=");
- print(job_name);
- print_char(' ');
- print_int(year);
- print_char('.');
- print_int(month);
- print_char('.');
- print_int(day);
- print_char(')');
-
- if (interaction == 0)
- selector = log_only;
- else
- selector = term_and_log;
-
- str_room(1);
- format_ident = make_string();
- pack_job_name(".fmt");
-
- while (!w_open_out(fmt_file))
- {
- prompt_file_name("format file name", ".fmt");
- }
-
- print_nl("Beginning to dump on file ");
- slow_print(w_make_name_string(fmt_file));
- flush_string();
- print_nl("");
- slow_print(format_ident);
-
- dump_int(BEGINFMTCHECKSUM);
- dump_int(mem_bot);
- dump_int(mem_top);
- dump_int(eqtb_size);
- dump_int(hash_prime);
- dump_int(hyphen_prime);
- dump_int(pool_ptr);
- dump_int(str_ptr);
-
- if (dumpthings(str_start[0], str_ptr + 1))
- return;
-
- if (dumpthings(str_pool[0], pool_ptr))
- return;
-
- print_ln();
- print_int(str_ptr);
- prints(" strings of total length ");
- print_int(pool_ptr);
-
- sort_avail();
- var_used = 0;
- dump_int(lo_mem_max);
- dump_int(rover);
- p = 0;
- q = rover;
- x = 0;
-
- do
- {
- if (dumpthings(mem[p], q + 2 - p))
- return;
-
- x = x + q + 2 - p;
- var_used = var_used + q - p;
- p = q + node_size(q);
- q = rlink(q);
- }
- while (!(q == rover));
-
- var_used = var_used + lo_mem_max - p;
- dyn_used = mem_end + 1 - hi_mem_min;
-
- if (dumpthings(mem[p], lo_mem_max + 1 - p))
- return;
-
- x = x + lo_mem_max + 1 - p;
- dump_int(hi_mem_min);
- dump_int(avail);
-
- if (dumpthings(mem[hi_mem_min], mem_end + 1 - hi_mem_min))
- return;
-
- x = x + mem_end + 1 - hi_mem_min;
- p = avail;
-
- while (p != 0)
- {
- decr(dyn_used);
- p = link(p);
- }
-
- dump_int(var_used);
- dump_int(dyn_used);
- print_ln();
- print_int(x);
- prints(" memory locations dumped; current usage is ");
- print_int(var_used);
- print_char('&');
- print_int(dyn_used);
-
- k = active_base;
-
- do
- {
- j = k;
-
- while (j < (int_base - 1))
- {
- if ((equiv(j) == equiv(j + 1)) &&
- (eq_type(j) == eq_type(j + 1)) &&
- (eq_level(j) == eq_level(j + 1)))
- goto found1;
-
- incr(j);
- }
-
- l = (int_base);
- goto done1;
-
-found1:
- incr(j);
- l = j;
-
- while (j < (int_base - 1))
- {
- if ((equiv(j) != equiv(j + 1)) ||
- (eq_type(j) != eq_type(j + 1)) ||
- (eq_level(j) != eq_level(j + 1)))
- goto done1;
- incr(j);
- }
-
-done1:
- dump_int(l - k);
-
- if (dumpthings(eqtb[k], l - k))
- return;
-
- k = j + 1;
- dump_int(k - l);
- }
- while (!(k == (int_base)));
-
- do
- {
- j = k;
-
- while (j < (eqtb_size))
- {
- if (eqtb[j].cint == eqtb[j + 1].cint)
- goto found2;
-
- incr(j);
- }
-
- l = (eqtb_size + 1);
- goto done2;
-
-found2:
- incr(j);
- l = j;
-
- while (j < (eqtb_size))
- {
- if (eqtb[j].cint != eqtb[j + 1].cint)
- goto done2;
-
- incr(j);
- }
-
-done2:
- dump_int(l - k);
-
- if (dumpthings(eqtb[k], l - k))
- return;
-
- k = j + 1;
- dump_int(k - l);
- }
- while (!(k > (eqtb_size)));
-
- dump_int(par_loc);
- dump_int(write_loc);
-
- dump_int(hash_used);
- cs_count = frozen_control_sequence - 1 - hash_used;
-
- if (trace_flag)
- printf("itex cs_count %lld hash_size %d hash_extra %d hash_used %d",
- cs_count, hash_size, hash_extra, hash_used);
-
- for (p = hash_base; p <= hash_used; p++)
- {
- if (text(p) != 0)
- {
- dump_int(p);
- dump_hh(hash[p]);
- incr(cs_count);
-
- if (trace_flag)
- puts("itex cs_count++ ");
- }
- }
-
- if (dumpthings(hash[hash_used + 1], undefined_control_sequence - 1 - hash_used))
- return;
-
- dump_int(cs_count);
- print_ln();
- print_int(cs_count);
- prints(" multiletter control sequences");
-
- dump_int(fmem_ptr);
-
- {
- if (dumpthings(font_info[0], fmem_ptr))
- return;
-
- dump_int(font_ptr);
-
- if (dumpthings(font_check[0], font_ptr + 1))
- return;
-
- if (dumpthings(font_size[0], font_ptr + 1))
- return;
-
- if (dumpthings(font_dsize[0], font_ptr + 1))
- return;
-
- if (dumpthings(font_params[0], font_ptr + 1))
- return;
-
- if (dumpthings(hyphen_char[0], font_ptr + 1))
- return;
-
- if (dumpthings(skew_char[0], font_ptr + 1))
- return;
-
- if (dumpthings(font_name[0], font_ptr + 1))
- return;
-
- if (dumpthings(font_area[0], font_ptr + 1))
- return;
-
- if (dumpthings(font_bc[0], font_ptr + 1))
- return;
-
- if (dumpthings(font_ec[0], font_ptr + 1))
- return;
-
- if (dumpthings(char_base[0], font_ptr + 1))
- return;
-
- if (dumpthings(width_base[0], font_ptr + 1))
- return;
-
- if (dumpthings(height_base[0], font_ptr + 1))
- return;
-
- if (dumpthings(depth_base[0], font_ptr + 1))
- return;
-
- if (dumpthings(italic_base[0], font_ptr + 1))
- return;
-
- if (dumpthings(lig_kern_base[0], font_ptr + 1))
- return;
-
- if (dumpthings(kern_base[0], font_ptr + 1))
- return;
-
- if (dumpthings(exten_base[0], font_ptr + 1))
- return;
-
- if (dumpthings(param_base[0], font_ptr + 1))
- return;
-
- if (dumpthings(font_glue[0], font_ptr + 1))
- return;
-
- if (dumpthings(bchar_label[0], font_ptr + 1))
- return;
-
- if (dumpthings(font_bchar[0], font_ptr + 1))
- return;
-
- if (dumpthings(font_false_bchar[0], font_ptr + 1))
- return;
-
- for (k = 0; k <= font_ptr; k++)
- {
- print_nl("\\font");
- print_esc("");
- print(font_id_text(k));
- print_char('=');
- print_file_name(font_name[k], font_area[k], 335);
-
- if (font_size[k] != font_dsize[k])
- {
- prints(" at ");
- print_scaled(font_size[k]);
- prints("pt");
- }
- }
- }
-
- print_ln();
- print_int(fmem_ptr - 7);
- prints(" words of font info for ");
- print_int(font_ptr - 0);
- prints(" preloaded font");
-
- if (font_ptr != 1)
- print_char('s');
-
- dump_int(hyph_count);
-
- for (k = 0; k <= hyphen_prime; k++)
- {
- if (hyph_word[k]!= 0)
- {
- dump_int(k);
- dump_int(hyph_word[k]);
- dump_int(hyph_list[k]);
- }
- }
-
- print_ln();
- print_int(hyph_count);
- prints(" hyphenation exception");
-
- if (hyph_count != 1)
- print_char('s');
-
- if (trie_not_ready)
- init_trie();
-
- dump_int(trie_max);
-
- if (dumpthings(trie_trl[0], trie_max + 1))
- return;
-
- if (dumpthings(trie_tro[0], trie_max + 1))
- return;
-
- if (dumpthings(trie_trc[0], trie_max + 1))
- return;
-
- dump_int(trie_op_ptr);
-
- if (dumpthings(hyf_distance[1], trie_op_ptr))
- return;
-
- if (dumpthings(hyf_num[1], trie_op_ptr))
- return;
-
- if (dumpthings(hyf_next[1], trie_op_ptr))
- return;
-
- print_nl("Hyphenation trie of length ");
- print_int(trie_max);
- prints(" has ");
- print_int(trie_op_ptr);
- prints(" op");
-
- if (trie_op_ptr != 1)
- print_char('s');
-
- prints(" out of ");
- print_int(trie_op_size);
-
- for (k = 255; k >= 0; k--)
- {
- if (trie_used[k] > 0)
- {
- print_nl(" ");
- print_int(trie_used[k]);
- prints(" for language ");
- print_int(k);
- dump_int(k);
- dump_int(trie_used[k]);
- }
- }
-
- dump_int(interaction);
- dump_int(format_ident);
- dump_int(ENDFMTCHECKSUM);
- tracing_stats = 0;
-
-#ifdef COMPACTFORMAT
- gzclose(gz_fmt_file);
-#else
- w_close(fmt_file);
-#endif
-}
-#endif
-
-#ifdef INITEX
-/* sec 01336 */
-void init_prim (void)
-{
- no_new_control_sequence = false;
- /* sec 0266 */
- primitive("lineskip", assign_glue, glue_base + line_skip_code);
- primitive("baselineskip", assign_glue, glue_base + baseline_skip_code);
- primitive("parskip", assign_glue, glue_base + par_skip_code);
- primitive("abovedisplayskip", assign_glue, glue_base + above_display_skip_code);
- primitive("belowdisplayskip", assign_glue, glue_base + below_display_skip_code);
- primitive("abovedisplayshortskip", assign_glue, glue_base + above_display_short_skip_code);
- primitive("belowdisplayshortskip", assign_glue, glue_base + below_display_short_skip_code);
- primitive("leftskip", assign_glue, glue_base + left_skip_code);
- primitive("rightskip", assign_glue, glue_base + right_skip_code);
- primitive("topskip", assign_glue, glue_base + top_skip_code);
- primitive("splittopskip", assign_glue, glue_base + split_top_skip_code);
- primitive("tabskip", assign_glue, glue_base + tab_skip_code);
- primitive("spaceskip", assign_glue, glue_base + space_skip_code);
- primitive("xspaceskip", assign_glue, glue_base + xspace_skip_code);
- primitive("parfillskip", assign_glue, glue_base + par_fill_skip_code);
- primitive("thinmuskip", assign_mu_glue, glue_base + thin_mu_skip_code);
- primitive("medmuskip", assign_mu_glue, glue_base + med_mu_skip_code);
- primitive("thickmuskip", assign_mu_glue, glue_base + thick_mu_skip_code);
- /* sec 0230 */
- primitive("output", assign_toks, output_routine_loc);
- primitive("everypar", assign_toks, every_par_loc);
- primitive("everymath", assign_toks, every_math_loc);
- primitive("everydisplay", assign_toks, every_display_loc);
- primitive("everyhbox", assign_toks, every_hbox_loc);
- primitive("everyvbox", assign_toks, every_vbox_loc);
- primitive("everyjob", assign_toks, every_job_loc);
- primitive("everycr", assign_toks, every_cr_loc);
- primitive("errhelp", assign_toks, err_help_loc);
- /* sec 0238 */
- primitive("pretolerance", assign_int, int_base + pretolerance_code);
- primitive("tolerance", assign_int, int_base + tolerance_code);
- primitive("linepenalty", assign_int, int_base + line_penalty_code);
- primitive("hyphenpenalty", assign_int, int_base + hyphen_penalty_code);
- primitive("exhyphenpenalty", assign_int, int_base + ex_hyphen_penalty_code);
- primitive("clubpenalty", assign_int, int_base + club_penalty_code);
- primitive("widowpenalty", assign_int, int_base + widow_penalty_code);
- primitive("displaywidowpenalty", assign_int, int_base + display_widow_penalty_code);
- primitive("brokenpenalty", assign_int, int_base + broken_penalty_code);
- primitive("binoppenalty", assign_int, int_base + bin_op_penalty_code);
- primitive("relpenalty", assign_int, int_base + rel_penalty_code);
- primitive("predisplaypenalty", assign_int, int_base + pre_display_penalty_code);
- primitive("postdisplaypenalty", assign_int, int_base + post_display_penalty_code);
- primitive("interlinepenalty", assign_int, int_base + inter_line_penalty_code);
- primitive("doublehyphendemerits", assign_int, int_base + double_hyphen_demerits_code);
- primitive("finalhyphendemerits", assign_int, int_base + final_hyphen_demerits_code);
- primitive("adjdemerits", assign_int, int_base + adj_demerits_code);
- primitive("mag", assign_int, int_base + mag_code);
- primitive("delimiterfactor", assign_int, int_base + delimiter_factor_code);
- primitive("looseness", assign_int, int_base + looseness_code);
- primitive("time", assign_int, int_base + time_code);
- primitive("day", assign_int, int_base + day_code);
- primitive("month", assign_int, int_base + month_code);
- primitive("year", assign_int, int_base + year_code);
- primitive("showboxbreadth", assign_int, int_base + show_box_breadth_code);
- primitive("showboxdepth", assign_int, int_base + show_box_depth_code);
- primitive("hbadness", assign_int, int_base + hbadness_code);
- primitive("vbadness", assign_int, int_base + vbadness_code);
- primitive("pausing", assign_int, int_base + pausing_code);
- primitive("tracingonline", assign_int, int_base + tracing_online_code);
- primitive("tracingmacros", assign_int, int_base + tracing_macros_code);
- primitive("tracingstats", assign_int, int_base + tracing_stats_code);
- primitive("tracingparagraphs", assign_int, int_base + tracing_paragraphs_code);
- primitive("tracingpages", assign_int, int_base + tracing_pages_code);
- primitive("tracingoutput", assign_int, int_base + tracing_output_code);
- primitive("tracinglostchars", assign_int, int_base + tracing_lost_chars_code);
- primitive("tracingcommands", assign_int, int_base + tracing_commands_code);
- primitive("tracingrestores", assign_int, int_base + tracing_restores_code);
- primitive("uchyph", assign_int, int_base + uc_hyph_code);
- primitive("outputpenalty", assign_int, int_base + output_penalty_code);
- primitive("maxdeadcycles", assign_int, int_base + max_dead_cycles_code);
- primitive("hangafter", assign_int, int_base + hang_after_code);
- primitive("floatingpenalty", assign_int, int_base + floating_penalty_code);
- primitive("globaldefs", assign_int, int_base + global_defs_code);
- primitive("fam", assign_int, int_base + cur_fam_code);
- primitive("escapechar", assign_int, int_base + escape_char_code);
- primitive("defaulthyphenchar", assign_int, int_base + default_hyphen_char_code);
- primitive("defaultskewchar", assign_int, int_base + default_skew_char_code);
- primitive("endlinechar", assign_int, int_base + end_line_char_code);
- primitive("newlinechar", assign_int, int_base + new_line_char_code);
- primitive("language", assign_int, int_base + language_code);
- primitive("lefthyphenmin", assign_int, int_base + left_hyphen_min_code);
- primitive("righthyphenmin", assign_int, int_base + right_hyphen_min_code);
- primitive("holdinginserts", assign_int, int_base + holding_inserts_code);
- primitive("errorcontextlines", assign_int, int_base + error_context_lines_code);
- /* sec 0248 */
- primitive("parindent", assign_dimen, dimen_base + par_indent_code);
- primitive("mathsurround", assign_dimen, dimen_base + math_surround_code);
- primitive("lineskiplimit", assign_dimen, dimen_base + line_skip_limit_code);
- primitive("hsize", assign_dimen, dimen_base + hsize_code);
- primitive("vsize", assign_dimen, dimen_base + vsize_code);
- primitive("maxdepth", assign_dimen, dimen_base + max_depth_code);
- primitive("splitmaxdepth", assign_dimen, dimen_base + split_max_depth_code);
- primitive("boxmaxdepth", assign_dimen, dimen_base + box_max_depth_code);
- primitive("hfuzz", assign_dimen, dimen_base + hfuzz_code);
- primitive("vfuzz", assign_dimen, dimen_base + vfuzz_code);
- primitive("delimitershortfall", assign_dimen, dimen_base + delimiter_shortfall_code);
- primitive("nulldelimiterspace", assign_dimen, dimen_base + null_delimiter_space_code);
- primitive("scriptspace", assign_dimen, dimen_base + script_space_code);
- primitive("predisplaysize", assign_dimen, dimen_base + pre_display_size_code);
- primitive("displaywidth", assign_dimen, dimen_base + display_width_code);
- primitive("displayindent", assign_dimen, dimen_base + display_indent_code);
- primitive("overfullrule", assign_dimen, dimen_base + overfull_rule_code);
- primitive("hangindent", assign_dimen, dimen_base + hang_indent_code);
- primitive("hoffset", assign_dimen, dimen_base + h_offset_code);
- primitive("voffset", assign_dimen, dimen_base + v_offset_code);
- primitive("emergencystretch", assign_dimen, dimen_base + emergency_stretch_code);
- primitive(" ", ex_space, 0);
- primitive("/", ital_corr, 0);
- primitive("accent", accent, 0);
- primitive("advance", advance, 0);
- primitive("afterassignment", after_assignment, 0);
- primitive("aftergroup", after_group, 0);
- primitive("begingroup", begin_group, 0);
- primitive("char", char_num, 0);
- primitive("csname", cs_name, 0);
- primitive("delimiter", delim_num, 0);
- primitive("divide", divide, 0);
- primitive("endcsname", end_cs_name, 0);
- primitive("endgroup", end_group, 0);
- text(frozen_end_group) = make_string_pool("endgroup");
- eqtb[frozen_end_group] = eqtb[cur_val];
- primitive("expandafter", expand_after, 0);
- primitive("font", def_font, 0);
- primitive("fontdimen", assign_font_dimen, 0);
- primitive("halign", halign, 0);
- primitive("hrule", hrule, 0);
- primitive("ignorespaces", ignore_spaces, 0);
- primitive("insert", insert, 0);
- primitive("mark", mark, 0);
- primitive("mathaccent", math_accent, 0);
- primitive("mathchar", math_char_num, 0);
- primitive("mathchoice", math_choice, 0);
- primitive("multiply", multiply, 0);
- primitive("noalign", no_align, 0);
- primitive("noboundary", no_boundary, 0);
- primitive("noexpand", no_expand, 0);
- primitive("nonscript", non_script, 0);
- primitive("omit", omit, 0);
- primitive("parshape", set_shape, 0);
- primitive("penalty", break_penalty, 0);
- primitive("prevgraf", set_prev_graf, 0);
- primitive("radical", radical, 0);
- primitive("read", read_to_cs, 0);
- primitive("relax", relax, 256);
- text(frozen_relax) = make_string_pool("relax");
- eqtb[frozen_relax] = eqtb[cur_val];
- primitive("setbox", set_box, 0);
- primitive("the", the, 0);
- primitive("toks", toks_register, 0);
- primitive("vadjust", vadjust, 0);
- primitive("valign", valign, 0);
- primitive("vcenter", vcenter, 0);
- primitive("vrule", vrule, 0);
- primitive("par", par_end, 256);
- par_loc = cur_val;
- par_token = cs_token_flag + par_loc;
- primitive("input", input, 0);
- primitive("endinput", input, 1);
- primitive("topmark", top_bot_mark, top_mark_code);
- primitive("firstmark", top_bot_mark, first_mark_code);
- primitive("botmark", top_bot_mark, bot_mark_code);
- primitive("splitfirstmark", top_bot_mark, split_first_mark_code);
- primitive("splitbotmark", top_bot_mark, split_bot_mark_code);
- primitive("count", tex_register, int_val);
- primitive("dimen", tex_register, dimen_val);
- primitive("skip", tex_register, glue_val);
- primitive("muskip", tex_register, mu_val);
- primitive("spacefactor", set_aux, hmode);
- primitive("prevdepth", set_aux, vmode);
- primitive("deadcycles", set_page_int, 0);
- primitive("insertpenalties", set_page_int, 1);
- primitive("wd", set_box_dimen, width_offset);
- primitive("ht", set_box_dimen, height_offset);
- primitive("dp", set_box_dimen, depth_offset);
- primitive("lastpenalty", last_item, int_val);
- primitive("lastkern", last_item, dimen_val);
- primitive("lastskip", last_item, glue_val);
- primitive("inputlineno", last_item, input_line_no_code);
- primitive("badness", last_item, badness_code);
- primitive("number", convert, number_code);
- primitive("romannumeral", convert, roman_numeral_code);
- primitive("string", convert, string_code);
- primitive("meaning", convert, meaning_code);
- primitive("fontname", convert, font_name_code);
- primitive("jobname", convert, job_name_code);
- primitive("if", if_test, if_char_code);
- primitive("ifcat", if_test, if_cat_code);
- primitive("ifnum", if_test, if_int_code);
- primitive("ifdim", if_test, if_dim_code);
- primitive("ifodd", if_test, if_odd_code);
- primitive("ifvmode", if_test, if_vmode_code);
- primitive("ifhmode", if_test, if_hmode_code);
- primitive("ifmmode", if_test, if_mmode_code);
- primitive("ifinner", if_test, if_inner_code);
- primitive("ifvoid", if_test, if_void_code);
- primitive("ifhbox", if_test, if_hbox_code);
- primitive("ifvbox", if_test, if_vbox_code);
- primitive("ifx", if_test, ifx_code);
- primitive("ifeof", if_test, if_eof_code);
- primitive("iftrue", if_test, if_true_code);
- primitive("iffalse", if_test, if_false_code);
- primitive("ifcase", if_test, if_case_code);
- primitive("fi", fi_or_else, fi_code);
- text(frozen_fi) = make_string_pool("fi");
- eqtb[frozen_fi] = eqtb[cur_val];
- primitive("or", fi_or_else, or_code);
- primitive("else", fi_or_else, else_code);
- primitive("nullfont", set_font, null_font);
- text(frozen_null_font) = 795;
- eqtb[frozen_null_font] = eqtb[cur_val];
- primitive("span", tab_mark, span_code);
- primitive("cr", car_ret, cr_code);
- text(frozen_cr) = make_string_pool("cr");
- eqtb[frozen_cr] = eqtb[cur_val];
- primitive("crcr", car_ret, cr_cr_code);
- text(frozen_end_template) = make_string_pool("endtemplate");
- text(frozen_endv) = make_string_pool("endtemplate");
- eq_type(frozen_endv) = endv;
- equiv(frozen_endv) = null_list;
- eq_level(frozen_endv) = level_one;
- eqtb[frozen_end_template] = eqtb[frozen_endv];
- eq_type(frozen_end_template) = end_template;
- primitive("pagegoal", set_page_dimen, 0);
- primitive("pagetotal", set_page_dimen, 1);
- primitive("pagestretch", set_page_dimen, 2);
- primitive("pagefilstretch", set_page_dimen, 3);
- primitive("pagefillstretch", set_page_dimen, 4);
- primitive("pagefilllstretch", set_page_dimen, 5);
- primitive("pageshrink", set_page_dimen, 6);
- primitive("pagedepth", set_page_dimen, 7);
- primitive("end", end_match, 0);
- primitive("dump", stop, 1);
- primitive("hskip", hskip, skip_code);
- primitive("hfil", hskip, fil_code);
- primitive("hfill", hskip, fill_code);
- primitive("hss", hskip, ss_code);
- primitive("hfilneg", hskip, fil_neg_code);
- primitive("vskip", vskip, skip_code);
- primitive("vfil", vskip, fil_code);
- primitive("vfill", vskip, fill_code);
- primitive("vss", vskip, ss_code);
- primitive("vfilneg", vskip, fil_neg_code);
- primitive("mskip", mskip, mskip_code);
- primitive("kern", kern, explicit);
- primitive("mkern", mkern, mu_glue);
- primitive("moveleft", hmove, 1);
- primitive("moveright", hmove, 0);
- primitive("raise", vmove, 1);
- primitive("lower", vmove, 0);
- primitive("box", make_box, box_code);
- primitive("copy", make_box, copy_code);
- primitive("lastbox", make_box, last_box_code);
- primitive("vsplit", make_box, vsplit_code);
- primitive("vtop", make_box, vtop_code);
- primitive("vbox", make_box, vtop_code + vmode);
- primitive("hbox", make_box, vtop_code + hmode);
- primitive("shipout", leader_ship, a_leaders - 1);
- primitive("leaders", leader_ship, a_leaders);
- primitive("cleaders", leader_ship, c_leaders);
- primitive("xleaders", leader_ship, x_leaders);
- primitive("indent", start_par, 1);
- primitive("noindent", start_par, 0);
- primitive("unpenalty", remove_item, penalty_node);
- primitive("unkern", remove_item, kern_node);
- primitive("unskip", remove_item, glue_node);
- primitive("unhbox", un_hbox, box_code);
- primitive("unhcopy", un_hbox, copy_code);
- primitive("unvbox", un_vbox, box_code);
- primitive("unvcopy", un_vbox, copy_code);
- primitive("-", discretionary, 1);
- primitive("discretionary", discretionary, 0);
- primitive("eqno", eq_no, 0);
- primitive("leqno", eq_no, 1);
- primitive("mathord", math_comp, ord_noad);
- primitive("mathop", math_comp, op_noad);
- primitive("mathbin", math_comp, bin_noad);
- primitive("mathrel", math_comp, rel_noad);
- primitive("mathopen", math_comp, open_noad);
- primitive("mathclose", math_comp, close_noad);
- primitive("mathpunct", math_comp, punct_noad);
- primitive("mathinner", math_comp, inner_noad);
- primitive("underline", math_comp, under_noad);
- primitive("overline", math_comp, over_noad);
- primitive("displaylimits", limit_switch, normal);
- primitive("limits", limit_switch, limits);
- primitive("nolimits", limit_switch, no_limits);
- primitive("displaystyle", math_style, display_style);
- primitive("textstyle", math_style, text_style);
- primitive("scriptstyle", math_style, script_style);
- primitive("scriptscriptstyle", math_style, script_script_style);
- primitive("above", above, above_code);
- primitive("over", above, over_code);
- primitive("atop", above, atop_code);
- primitive("abovewithdelims", above, delimited_code + above_code);
- primitive("overwithdelims", above, delimited_code + over_code);
- primitive("atopwithdelims", above, delimited_code + atop_code);
- primitive("left", left_right, left_noad);
- primitive("right", left_right, right_noad);
- text(frozen_right) = make_string_pool("right");
- eqtb[frozen_right] = eqtb[cur_val];
- primitive("long", prefix, 1);
- primitive("outer", prefix, 2);
- primitive("global", prefix, 4);
- primitive("def", def, 0);
- primitive("gdef", def, 1);
- primitive("edef", def, 2);
- primitive("xdef", def, 3);
- primitive("let", let, normal);
- primitive("futurelet", let, normal + 1);
- primitive("chardef", shorthand_def, char_def_code);
- primitive("mathchardef", shorthand_def, math_char_def_code);
- primitive("countdef", shorthand_def, count_def_code);
- primitive("dimendef", shorthand_def, dimen_def_code);
- primitive("skipdef", shorthand_def, skip_def_code);
- primitive("muskipdef", shorthand_def, mu_skip_def_code);
- primitive("toksdef", shorthand_def, toks_def_code);
- primitive("catcode", def_code, cat_code_base);
- primitive("mathcode", def_code, math_code_base);
- primitive("lccode", def_code, lc_code_base);
- primitive("uccode", def_code, uc_code_base);
- primitive("sfcode", def_code, sf_code_base);
- primitive("delcode", def_code, del_code_base);
- primitive("textfont", def_family, math_font_base);
- primitive("scriptfont", def_family, math_font_base + script_size);
- primitive("scriptscriptfont", def_family, math_font_base + script_script_size);
- primitive("hyphenation", hyph_data, 0);
- primitive("patterns", hyph_data, 1);
- primitive("hyphenchar", assign_font_int, 0);
- primitive("skewchar", assign_font_int, 1);
- primitive("batchmode", set_interaction, batch_mode);
- primitive("nonstopmode", set_interaction, nonstop_mode);
- primitive("scrollmode", set_interaction, scroll_mode);
- primitive("errorstopmode", set_interaction, error_stop_mode);
- primitive("openin", in_stream, 1);
- primitive("closein", in_stream, 0);
- primitive("message", message, 0);
- primitive("errmessage", message, 1);
- primitive("lowercase", case_shift, lc_code_base);
- primitive("uppercase", case_shift, uc_code_base);
- primitive("show", xray, show_code);
- primitive("showbox", xray, show_box_code);
- primitive("showthe", xray, show_the_code);
- primitive("showlists", xray, show_lists);
- primitive("openout", extension, open_node);
- primitive("write", extension, write_node);
- write_loc = cur_val;
- primitive("closeout", extension, close_node);
- primitive("special", extension, special_node);
- primitive("immediate", extension, immediate_code);
- primitive("setlanguage", extension, set_language_code);
- no_new_control_sequence = true;
-}
-#endif
+/*\r
+ Copyright 1992 Karl Berry\r
+ Copyright 2007 TeX Users Group\r
+ Copyright 2014 Clerk Ma\r
+\r
+ This program is free software; you can redistribute it and/or modify\r
+ it under the terms of the GNU General Public License as published by\r
+ the Free Software Foundation; either version 2 of the License, or\r
+ (at your option) any later version.\r
+\r
+ This program is distributed in the hope that it will be useful, but\r
+ WITHOUT ANY WARRANTY; without even the implied warranty of\r
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU\r
+ General Public License for more details.\r
+\r
+ You should have received a copy of the GNU General Public License\r
+ along with this program; if not, write to the Free Software\r
+ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA\r
+ 02110-1301 USA.\r
+*/\r
+\r
+#define EXTERN extern\r
+#include "yandytex.h"\r
+\r
+#define BEGINFMTCHECKSUM 367403084L\r
+#define ENDFMTCHECKSUM 69069L\r
+\r
+#ifdef INITEX\r
+ void do_initex (void);\r
+#endif\r
+\r
+/* sec 0004 */\r
+void initialize (void)\r
+{\r
+ integer i;\r
+ integer k;\r
+ integer flag;\r
+\r
+#ifndef ALLOCATEHYPHEN\r
+ hyph_pointer z;\r
+#endif\r
+\r
+ if (!non_ascii)\r
+ {\r
+ for (i = 0; i <= 255; i++)\r
+ xchr[i] = (char) i;\r
+\r
+#ifdef JOKE\r
+ xchr[32] = ' '; xchr[33] = '!'; xchr[34] = '"'; xchr[35] = '#';\r
+ xchr[36] = '$'; xchr[37] = '%'; xchr[38] = '&'; xchr[39] = '\'';\r
+ xchr[40] = '('; xchr[41] = ')'; xchr[42] = '*'; xchr[43] = '+';\r
+ xchr[44] = ','; xchr[45] = '-'; xchr[46] = '.'; xchr[47] = '/';\r
+ xchr[48] = '0'; xchr[49] = '1'; xchr[50] = '2'; xchr[51] = '3';\r
+ xchr[52] = '4'; xchr[53] = '5'; xchr[54] = '6'; xchr[55] = '7';\r
+ xchr[56] = '8'; xchr[57] = '9'; xchr[58] = ':'; xchr[59] = ';';\r
+ xchr[60] = '<'; xchr[61] = '='; xchr[62] = '>'; xchr[63] = '?';\r
+ xchr[64] = '@'; xchr[65] = 'A'; xchr[66] = 'B'; xchr[67] = 'C';\r
+ xchr[68] = 'D'; xchr[69] = 'E'; xchr[70] = 'F'; xchr[71] = 'G';\r
+ xchr[72] = 'H'; xchr[73] = 'I'; xchr[74] = 'J'; xchr[75] = 'K';\r
+ xchr[76] = 'L'; xchr[77] = 'M'; xchr[78] = 'N'; xchr[79] = 'O';\r
+ xchr[80] = 'P'; xchr[81] = 'Q'; xchr[82] = 'R'; xchr[83] = 'S';\r
+ xchr[84] = 'T'; xchr[85] = 'U'; xchr[86] = 'V'; xchr[87] = 'W';\r
+ xchr[88] = 'X'; xchr[89] = 'Y'; xchr[90] = 'Z'; xchr[91] = '[';\r
+ xchr[92] = '\\'; xchr[93] = ']'; xchr[94] = '^'; xchr[95] = '_';\r
+ xchr[96] = '`'; xchr[97] = 'a'; xchr[98] = 'b'; xchr[99] = 'c';\r
+ xchr[100] = 'd'; xchr[101] = 'e'; xchr[102] = 'f'; xchr[103] = 'g';\r
+ xchr[104] = 'h'; xchr[105] = 'i'; xchr[106] = 'j'; xchr[107] = 'k';\r
+ xchr[108] = 'l'; xchr[109] = 'm'; xchr[110] = 'n'; xchr[111] = 'o';\r
+ xchr[112] = 'p'; xchr[113] = 'q'; xchr[114] = 'r'; xchr[115] = 's';\r
+ xchr[116] = 't'; xchr[117] = 'u'; xchr[118] = 'v'; xchr[119] = 'w';\r
+ xchr[120] = 'x'; xchr[121] = 'y'; xchr[122] = 'z'; xchr[123] = '{';\r
+ xchr[124] = '|'; xchr[125] = '}'; xchr[126] = '~';\r
+\r
+ for (i = 0; i <= 31; i++)\r
+ xchr[i] = chr(i);\r
+\r
+ for (i = 127; i <= 255; i++)\r
+ xchr[i]= chr(i);\r
+#endif\r
+ }\r
+\r
+ for (i = 0; i <= 255; i++)\r
+ xord[chr(i)] = invalid_code;\r
+\r
+#ifdef JOKE\r
+ for (i = 128; i <= 255; i++)\r
+ xord[xchr[i]] = i;\r
+\r
+ for (i = 0; i <= 126; i++)\r
+ xord[xchr[i]] = i;\r
+#endif\r
+\r
+ for (i = 0; i <= 255; i++)\r
+ xord[xchr[i]] = (char) i;\r
+\r
+ xord[127] = 127;\r
+\r
+ flag = 0;\r
+\r
+ if (trace_flag != 0)\r
+ {\r
+ for (k = 0; k < 256; k++)\r
+ if (xord[k] != k)\r
+ {\r
+ flag = 1;\r
+ break;\r
+ }\r
+\r
+ if (flag)\r
+ {\r
+ puts("Inverted mapping xord[] pairs:");\r
+\r
+ for (k = 0; k < 256; k++)\r
+ {\r
+ if (xord[k] != 127)\r
+ printf("%lld => %d\n", k, xord[k]);\r
+ }\r
+ }\r
+ }\r
+\r
+ if (interaction < batch_mode)\r
+ interaction = error_stop_mode;\r
+\r
+ deletions_allowed = true;\r
+ set_box_allowed = true;\r
+ error_count = 0;\r
+ help_ptr = 0;\r
+ use_err_help = false;\r
+ interrupt = 0;\r
+ OK_to_interrupt = true;\r
+\r
+#ifdef DEBUG\r
+ was_mem_end = mem_min;\r
+ was_lo_max = mem_bot; // mem_min\r
+ was_hi_min = mem_top; // mem_max\r
+ panicking = false;\r
+#endif\r
+\r
+ nest_ptr = 0;\r
+ max_nest_stack = 0;\r
+ mode = vmode;\r
+ head = contrib_head;\r
+ tail = contrib_head;\r
+ prev_depth = ignore_depth;\r
+ mode_line = 0;\r
+ prev_graf = 0;\r
+ shown_mode = 0;\r
+ page_contents = 0;\r
+ page_tail = page_head;\r
+\r
+#ifdef ALLOCATEMAIN\r
+ if (is_initex)\r
+#endif\r
+ link(page_head) = 0;\r
+\r
+ last_glue = max_halfword;\r
+ last_penalty = 0;\r
+ last_kern = 0;\r
+ page_depth = 0;\r
+ page_max_depth = 0;\r
+\r
+ for (k = int_base; k <= eqtb_size; k++)\r
+ xeq_level[k] = level_one;\r
+\r
+ no_new_control_sequence = true;\r
+ next(hash_base) = 0;\r
+ text(hash_base) = 0;\r
+\r
+ for (k = hash_base + 1; k <= undefined_control_sequence - 1; k++)\r
+ hash[k] = hash[hash_base];\r
+\r
+ save_ptr = 0;\r
+ cur_level = 1;\r
+ cur_group = 0;\r
+ cur_boundary = 0;\r
+ max_save_stack = 0;\r
+ mag_set = 0;\r
+ cur_mark[0] = 0;\r
+ cur_mark[1] = 0;\r
+ cur_mark[2] = 0;\r
+ cur_mark[3] = 0;\r
+ cur_mark[4] = 0;\r
+ cur_val = 0;\r
+ cur_val_level = int_val;\r
+ radix = 0;\r
+ cur_order = normal;\r
+\r
+ for (k = 0; k <= 16; k++)\r
+ read_open[k] = closed;\r
+\r
+ cond_ptr = 0;\r
+ if_limit = normal;\r
+ cur_if = 0;\r
+ if_line = 0;\r
+\r
+ for (k = 0; k <= font_max; k++)\r
+ font_used[k] = false;\r
+\r
+ null_character.b0 = min_quarterword;\r
+ null_character.b1 = min_quarterword;\r
+ null_character.b2 = min_quarterword;\r
+ null_character.b3 = min_quarterword;\r
+ total_pages = 0;\r
+ max_v = 0;\r
+ max_h = 0;\r
+ max_push = 0;\r
+ last_bop = -1;\r
+ doing_leaders = false;\r
+ dead_cycles = 0;\r
+ cur_s = -1;\r
+ half_buf = dvi_buf_size / 2;\r
+ dvi_limit = dvi_buf_size;\r
+ dvi_ptr = 0;\r
+ dvi_offset = 0;\r
+ dvi_gone = 0;\r
+ down_ptr = 0;\r
+ right_ptr = 0;\r
+ adjust_tail = 0;\r
+ last_badness = 0;\r
+ pack_begin_line = 0;\r
+ empty_field.rh = 0;\r
+ empty_field.lh = 0;\r
+ null_delimiter.b0 = 0;\r
+ null_delimiter.b1 = 0;\r
+ null_delimiter.b2 = 0;\r
+ null_delimiter.b3 = 0;\r
+ align_ptr = 0;\r
+ cur_align = 0;\r
+ cur_span = 0;\r
+ cur_loop = 0;\r
+ cur_head = 0;\r
+ cur_tail = 0;\r
+\r
+/* *not* OK with ALLOCATEHYPHEN, since may not be allocated yet */\r
+#ifndef ALLOCATEHYPHEN\r
+ for (z = 0; z <= hyphen_prime; z++)\r
+ {\r
+ hyph_word[z] = 0;\r
+ hyph_list[z] = 0;\r
+ }\r
+#endif\r
+\r
+ hyph_count = 0;\r
+ output_active = false;\r
+ insert_penalties = 0;\r
+ ligature_present = false;\r
+ cancel_boundary = false;\r
+ lft_hit = false;\r
+ rt_hit = false;\r
+ ins_disc = false;\r
+ after_token = 0;\r
+ long_help_seen = false;\r
+ format_ident = 0;\r
+\r
+ for (k = 0; k <= 17; k++)\r
+ write_open[k] = false;\r
+\r
+ edit_name_start = 0;\r
+\r
+#ifdef INITEX\r
+ if (is_initex)\r
+ do_initex();\r
+#endif\r
+}\r
+\r
+/* do the part of initialize() that requires mem_top, mem_max or mem[] */\r
+/* do this part after allocating main memory */\r
+\r
+#ifdef ALLOCATEMAIN\r
+void initialize_aux (void)\r
+{\r
+#ifdef DEBUG\r
+ was_mem_end = mem_min;\r
+ was_lo_max = mem_bot; // mem_min\r
+ was_hi_min = mem_top; // mem_max\r
+ panicking = false;\r
+#endif\r
+\r
+/* nest_ptr = 0; */\r
+/* max_nest_stack = 0; */\r
+ mode = vmode;\r
+ head = contrib_head;\r
+ tail = contrib_head;\r
+ prev_depth = ignore_depth;\r
+ mode_line = 0;\r
+ prev_graf = 0;\r
+/* shown_mode = 0; */\r
+/* page_contents = 0; */\r
+ page_tail = page_head;\r
+ link(page_head) = 0;\r
+}\r
+#endif\r
+/* sec 0815 */\r
+void line_break (integer final_widow_penalty)\r
+{\r
+ boolean auto_breaking;\r
+ pointer prev_p;\r
+ pointer q, r, s, prev_s;\r
+ internal_font_number f;\r
+ /* small_number j; */\r
+ int j;\r
+ /* unsigned char c; */\r
+ unsigned int c;\r
+\r
+ pack_begin_line = mode_line;\r
+ link(temp_head) = link(head);\r
+\r
+ if (is_char_node(tail))\r
+ tail_append(new_penalty(inf_penalty));\r
+ else if (type(tail) != glue_node)\r
+ tail_append(new_penalty(inf_penalty));\r
+ else\r
+ {\r
+ type(tail) = penalty_node;\r
+ delete_glue_ref(glue_ptr(tail));\r
+ flush_node_list(leader_ptr(tail));\r
+ penalty(tail) = inf_penalty;\r
+ }\r
+\r
+ link(tail) = new_param_glue(par_fill_skip_code);\r
+ init_cur_lang = prev_graf % 65536L;\r
+ init_l_hyf = prev_graf / 4194304L; /* 2^22 */\r
+ init_r_hyf = (prev_graf / 65536L) % 64;\r
+ pop_nest();\r
+ no_shrink_error_yet = true;\r
+ check_shrinkage(left_skip);\r
+ check_shrinkage(right_skip);\r
+ q = left_skip;\r
+ r = right_skip;\r
+ background[1] = width(q) + width(r);\r
+ background[2] = 0;\r
+ background[3] = 0;\r
+ background[4] = 0;\r
+ background[5] = 0;\r
+ background[2 + stretch_order(q)] = stretch(q);\r
+ background[2 + stretch_order(r)] = background[2 + stretch_order(r)] + stretch(r);\r
+ background[6] = shrink(q) + shrink(r);\r
+ minimum_demerits = awful_bad;\r
+ minimal_demerits[tight_fit] = awful_bad;\r
+ minimal_demerits[decent_fit] = awful_bad;\r
+ minimal_demerits[loose_fit] = awful_bad;\r
+ minimal_demerits[very_loose_fit] = awful_bad;\r
+\r
+ if (par_shape_ptr == 0)\r
+ if (hang_indent == 0)\r
+ {\r
+ last_special_line = 0;\r
+ second_width = hsize;\r
+ second_indent = 0;\r
+ }\r
+ else\r
+ {\r
+ last_special_line = abs(hang_after);\r
+\r
+ if (hang_after < 0)\r
+ {\r
+ first_width = hsize - abs(hang_indent);\r
+\r
+ if (hang_indent >= 0)\r
+ first_indent = hang_indent;\r
+ else\r
+ first_indent = 0;\r
+\r
+ second_width = hsize;\r
+ second_indent = 0;\r
+ }\r
+ else\r
+ {\r
+ first_width = hsize;\r
+ first_indent = 0;\r
+ second_width = hsize - abs(hang_indent);\r
+\r
+ if (hang_indent >= 0)\r
+ second_indent = hang_indent;\r
+ else\r
+ second_indent = 0;\r
+ }\r
+ }\r
+ else\r
+ {\r
+ last_special_line = info(par_shape_ptr) - 1;\r
+ second_width = mem[par_shape_ptr + 2 * (last_special_line + 1)].cint;\r
+ second_indent = mem[par_shape_ptr + 2 * last_special_line + 1].cint;\r
+ }\r
+\r
+ if (looseness == 0)\r
+ easy_line = last_special_line;\r
+ else\r
+ easy_line = empty_flag;\r
+\r
+ threshold = pretolerance;\r
+\r
+ if (threshold >= 0)\r
+ {\r
+#ifdef STAT\r
+ if (tracing_paragraphs > 0)\r
+ {\r
+ begin_diagnostic();\r
+ print_nl("@firstpass");\r
+ }\r
+#endif\r
+\r
+ second_pass = false;\r
+ final_pass = false;\r
+ first_pass_count++;\r
+ }\r
+ else\r
+ {\r
+ threshold = tolerance;\r
+ second_pass = true;\r
+ final_pass = (emergency_stretch <= 0);\r
+\r
+#ifdef STAT\r
+ if (tracing_paragraphs > 0)\r
+ begin_diagnostic();\r
+#endif\r
+ }\r
+\r
+ while (true)\r
+ {\r
+ if (threshold > inf_bad)\r
+ threshold = inf_bad;\r
+\r
+ if (second_pass)\r
+ {\r
+#ifdef INITEX\r
+ if (is_initex)\r
+ {\r
+ if (trie_not_ready)\r
+ init_trie();\r
+ }\r
+#endif\r
+\r
+ cur_lang = init_cur_lang;\r
+ l_hyf = init_l_hyf;\r
+ r_hyf = init_r_hyf;\r
+ }\r
+\r
+ q = get_node(active_node_size);\r
+ type(q) = unhyphenated;\r
+ fitness(q) = decent_fit;\r
+ link(q) = active;\r
+ break_node(q) = 0;\r
+ line_number(q) = prev_graf + 1;\r
+ total_demerits(q) = 0;\r
+ link(active) = q;\r
+ act_width = background[1];\r
+ do_all_six(store_background);\r
+ passive = 0;\r
+ printed_node = temp_head;\r
+ pass_number = 0;\r
+ font_in_short_display = null_font;\r
+ cur_p = link(temp_head);\r
+ auto_breaking = true;\r
+ prev_p = cur_p;\r
+\r
+ while ((cur_p != 0) && (link(active) != active))\r
+ {\r
+ if (is_char_node(cur_p))\r
+ {\r
+ prev_p = cur_p;\r
+\r
+ do\r
+ {\r
+ f = font(cur_p);\r
+ act_width = act_width + char_width(f, char_info(f, character(cur_p)));\r
+ cur_p = link(cur_p);\r
+ }\r
+ while (!(!is_char_node(cur_p)));\r
+ }\r
+\r
+ switch (type(cur_p))\r
+ {\r
+ case hlist_node:\r
+ case vlist_node:\r
+ case rule_node:\r
+ act_width = act_width + width(cur_p);\r
+ break;\r
+\r
+ case whatsit_node:\r
+ if (subtype(cur_p) == language_node)\r
+ {\r
+ cur_lang = what_lang(cur_p);\r
+ l_hyf = what_lhm(cur_p);\r
+ r_hyf = what_rhm(cur_p);\r
+ }\r
+ break;\r
+\r
+ case glue_node:\r
+ {\r
+ if (auto_breaking)\r
+ {\r
+ if (is_char_node(prev_p))\r
+ try_break(0, unhyphenated);\r
+ else if (precedes_break(prev_p))\r
+ try_break(0, unhyphenated);\r
+ else if ((type(prev_p) == kern_node) && (subtype(prev_p) != explicit))\r
+ try_break(0, unhyphenated);\r
+ }\r
+\r
+ check_shrinkage(glue_ptr(cur_p));\r
+ q = glue_ptr(cur_p);\r
+ act_width = act_width+ width(q);\r
+ active_width[2 + stretch_order(q)] = active_width[2 + stretch_order(q)] + stretch(q);\r
+ active_width[6] = active_width[6] + shrink(q);\r
+\r
+ if (second_pass && auto_breaking)\r
+ {\r
+ prev_s = cur_p;\r
+ s = link(prev_s);\r
+\r
+ if (s != 0)\r
+ {\r
+ while (true)\r
+ {\r
+ if (is_char_node(s))\r
+ {\r
+ c = character(s);\r
+ hf = font(s);\r
+ }\r
+ else if (type(s) == ligature_node)\r
+ if (lig_ptr(s) == 0)\r
+ goto continu;\r
+ else\r
+ {\r
+ q = lig_ptr(s);\r
+ c = character(q);\r
+ hf = font(q);\r
+ }\r
+ else if ((type(s) == kern_node) && (subtype(s) == normal))\r
+ goto continu;\r
+ else if (type(s) == whatsit_node)\r
+ {\r
+ if (subtype(s) == language_node)\r
+ {\r
+ cur_lang = what_lang(s);\r
+ l_hyf = what_lhm(s);\r
+ r_hyf = what_rhm(s);\r
+ }\r
+ goto continu;\r
+ }\r
+ else\r
+ goto done1;\r
+\r
+ if (lc_code(c) != 0)\r
+ if ((lc_code(c) == (halfword) c) || (uc_hyph > 0))\r
+ goto done2;\r
+ else\r
+ goto done1;\r
+continu:\r
+ prev_s = s;\r
+ s = link(prev_s);\r
+ }\r
+done2:\r
+ hyf_char = hyphen_char[hf];\r
+\r
+ if (hyf_char < 0)\r
+ goto done1; \r
+\r
+ if (hyf_char > 255)\r
+ goto done1;\r
+\r
+ ha = prev_s;\r
+\r
+ if (l_hyf + r_hyf > 63)\r
+ goto done1;\r
+\r
+ hn = 0;\r
+\r
+ while (true)\r
+ {\r
+ if (is_char_node(s))\r
+ {\r
+ if (font(s) != hf)\r
+ goto done3;\r
+\r
+ hyf_bchar = character(s);\r
+\r
+ c = hyf_bchar;\r
+\r
+ if (lc_code(c) == 0)\r
+ goto done3;\r
+\r
+ if (hn == 63)\r
+ goto done3;\r
+\r
+ hb = s;\r
+ incr(hn);\r
+ hu[hn] = c;\r
+ hc[hn]= lc_code(c);\r
+ hyf_bchar = non_char;\r
+ }\r
+ else if (type(s) == ligature_node)\r
+ {\r
+ if (font(lig_char(s)) != hf)\r
+ goto done3;\r
+\r
+ j = hn;\r
+ q = lig_ptr(s);\r
+\r
+ if (q != 0)\r
+ hyf_bchar = character(q);\r
+\r
+ while (q != 0)\r
+ {\r
+ c = character(q);\r
+\r
+ if (lc_code(c) == 0)\r
+ goto done3;\r
+\r
+ if (j == 63)\r
+ goto done3;\r
+\r
+ incr(j);\r
+ hu[j] = c;\r
+ hc[j] = lc_code(c);\r
+ q = link(q);\r
+ }\r
+\r
+ hb = s;\r
+ hn = j;\r
+\r
+ if (odd(subtype(s)))\r
+ hyf_bchar = font_bchar[hf];\r
+ else\r
+ hyf_bchar = non_char;\r
+ }\r
+ else if ((type(s) == kern_node) && (subtype(s) == normal))\r
+ {\r
+ hb = s;\r
+ hyf_bchar = font_bchar[hf];\r
+ }\r
+ else\r
+ goto done3;\r
+\r
+ s = link(s);\r
+ }\r
+done3:\r
+ if (hn < l_hyf + r_hyf)\r
+ goto done1;\r
+\r
+ while (true)\r
+ {\r
+ if (!(is_char_node(s)))\r
+ switch (type(s))\r
+ {\r
+ case ligature_node:\r
+ break;\r
+ \r
+ case kern_node:\r
+ if (subtype(s) != normal)\r
+ goto done4;\r
+ break;\r
+\r
+ case whatsit_node:\r
+ case glue_node:\r
+ case penalty_node:\r
+ case ins_node:\r
+ case adjust_node:\r
+ case mark_node:\r
+ goto done4;\r
+ break;\r
+\r
+ default:\r
+ goto done1;\r
+ break;\r
+ }\r
+ s = link(s);\r
+ }\r
+done4:\r
+ hyphenate();\r
+ }\r
+done1:;\r
+ }\r
+ }\r
+ break;\r
+\r
+ case kern_node:\r
+ if (subtype(cur_p) == explicit)\r
+ kern_break();\r
+ else\r
+ act_width = act_width + width(cur_p);\r
+ break;\r
+\r
+ case ligature_node:\r
+ {\r
+ f = font(lig_char(cur_p));\r
+ act_width = act_width + char_width(f, char_info(f, character(lig_char(cur_p))));\r
+ }\r
+ break;\r
+\r
+ case disc_node:\r
+ {\r
+ s = pre_break(cur_p);\r
+ disc_width = 0;\r
+\r
+ if (s == 0)\r
+ try_break(ex_hyphen_penalty, hyphenated);\r
+ else\r
+ {\r
+ do\r
+ {\r
+ if (is_char_node(s))\r
+ {\r
+ f = font(s);\r
+ disc_width = disc_width + char_width(f, char_info(f, character(s)));\r
+ }\r
+ else switch (type(s))\r
+ {\r
+ case ligature_node:\r
+ {\r
+ f = font(lig_char(s));\r
+ disc_width = disc_width + char_width(f, char_info(f, character(lig_char(s))));\r
+ }\r
+ break;\r
+\r
+ case hlist_node:\r
+ case vlist_node:\r
+ case rule_node:\r
+ case kern_node:\r
+ disc_width = disc_width + width(s);\r
+ break;\r
+\r
+ default:\r
+ {\r
+ confusion("disc3");\r
+ return;\r
+ }\r
+ break;\r
+ }\r
+\r
+ s = link(s);\r
+ }\r
+ while (!(s == 0));\r
+\r
+ act_width = act_width + disc_width;\r
+ try_break(hyphen_penalty, hyphenated);\r
+ act_width = act_width - disc_width;\r
+ }\r
+\r
+ r = replace_count(cur_p);\r
+ s = link(cur_p);\r
+\r
+ while (r > 0)\r
+ {\r
+ if (is_char_node(s))\r
+ {\r
+ f = font(s);\r
+ act_width = act_width + char_width(f, char_info(f, character(s)));\r
+ }\r
+ else switch (type(s))\r
+ {\r
+ case ligature_node:\r
+ {\r
+ f = font(lig_char(s));\r
+ act_width = act_width + char_width(f, char_info(f, character(lig_char(s))));\r
+ }\r
+ break;\r
+\r
+ case hlist_node:\r
+ case vlist_node:\r
+ case rule_node:\r
+ case kern_node:\r
+ act_width = act_width + width(s);\r
+ break;\r
+\r
+ default:\r
+ {\r
+ confusion("disc4");\r
+ return;\r
+ }\r
+ break;\r
+ }\r
+\r
+ decr(r);\r
+ s = link(s);\r
+ }\r
+\r
+ prev_p = cur_p;\r
+ cur_p = s;\r
+ goto done5;\r
+ }\r
+ break;\r
+\r
+ case math_node:\r
+ {\r
+ auto_breaking = (subtype(cur_p) == after);\r
+ kern_break();\r
+ }\r
+ break;\r
+\r
+ case penalty_node:\r
+ try_break(penalty(cur_p), unhyphenated);\r
+ break;\r
+\r
+ case mark_node:\r
+ case ins_node:\r
+ case adjust_node:\r
+ break;\r
+\r
+ default:\r
+ {\r
+ confusion("paragraph");\r
+ return;\r
+ }\r
+ break;\r
+ }\r
+\r
+ prev_p = cur_p;\r
+ cur_p = link(cur_p);\r
+done5:;\r
+ }\r
+\r
+ if (cur_p == 0)\r
+ {\r
+ try_break(eject_penalty, hyphenated);\r
+\r
+ if (link(active) != active)\r
+ {\r
+ r = link(active);\r
+ fewest_demerits = awful_bad;\r
+\r
+ do\r
+ {\r
+ if (type(r) != delta_node)\r
+ if (total_demerits(r) < fewest_demerits)\r
+ {\r
+ fewest_demerits = total_demerits(r);\r
+ best_bet = r;\r
+ }\r
+\r
+ r = link(r);\r
+ }\r
+ while (!(r == active));\r
+\r
+ best_line = line_number(best_bet);\r
+\r
+ if (looseness == 0)\r
+ {\r
+ goto done;\r
+ }\r
+\r
+ {\r
+ r = link(active);\r
+ actual_looseness = 0;\r
+\r
+ do\r
+ {\r
+ if (type(r) != delta_node)\r
+ {\r
+ line_diff = toint(line_number(r)) - toint(best_line);\r
+\r
+ if (((line_diff < actual_looseness) && (looseness <= line_diff)) ||\r
+ ((line_diff > actual_looseness) && (looseness >= line_diff)))\r
+ {\r
+ best_bet = r;\r
+ actual_looseness = line_diff;\r
+ fewest_demerits = total_demerits(r);\r
+ }\r
+ else if ((line_diff == actual_looseness) && (total_demerits(r) < fewest_demerits))\r
+ {\r
+ best_bet = r;\r
+ fewest_demerits = total_demerits(r);\r
+ }\r
+ }\r
+\r
+ r = link(r);\r
+ }\r
+ while (!(r == active));\r
+\r
+ best_line = line_number(best_bet);\r
+ }\r
+\r
+ if ((actual_looseness == looseness) || final_pass)\r
+ {\r
+ goto done;\r
+ }\r
+ }\r
+ }\r
+\r
+ q = link(active);\r
+\r
+ while (q != active)\r
+ {\r
+ cur_p = link(q);\r
+\r
+ if (type(q) == delta_node)\r
+ free_node(q, delta_node_size);\r
+ else\r
+ free_node(q, active_node_size);\r
+\r
+ q = cur_p;\r
+ }\r
+\r
+ q = passive;\r
+\r
+ while (q != 0)\r
+ {\r
+ cur_p = link(q);\r
+ free_node(q, passive_node_size);\r
+ q = cur_p;\r
+ }\r
+\r
+ if (!second_pass)\r
+ {\r
+#ifdef STAT\r
+ if (tracing_paragraphs > 0)\r
+ print_nl("@secondpass");\r
+#endif\r
+ threshold = tolerance;\r
+ second_pass = true;\r
+ second_pass_count++;\r
+ final_pass = (emergency_stretch <= 0);\r
+ }\r
+ else\r
+ {\r
+#ifdef STAT\r
+ if (tracing_paragraphs > 0)\r
+ print_nl("@emergencypass");\r
+#endif\r
+\r
+ background[2] = background[2] + emergency_stretch;\r
+ final_pass = true;\r
+ ++final_pass_count;\r
+ }\r
+ }\r
+\r
+done:\r
+ if (best_line == decent_fit)\r
+ single_line++;\r
+\r
+#ifdef STAT\r
+ if (tracing_paragraphs > 0)\r
+ {\r
+ end_diagnostic(true);\r
+ normalize_selector();\r
+ }\r
+#endif\r
+\r
+ post_line_break(final_widow_penalty);\r
+ q = link(active);\r
+\r
+ while (q != active)\r
+ {\r
+ cur_p = link(q);\r
+\r
+ if (type(q) == delta_node)\r
+ free_node(q, delta_node_size);\r
+ else\r
+ free_node(q, active_node_size);\r
+\r
+ q = cur_p;\r
+ }\r
+\r
+ q = passive;\r
+\r
+ while (q != 0)\r
+ {\r
+ cur_p = link(q);\r
+ free_node(q, passive_node_size);\r
+ q = cur_p;\r
+ }\r
+\r
+ pack_begin_line = 0;\r
+}\r
+/* sec 1211 */\r
+void prefixed_command (void)\r
+{\r
+ small_number a;\r
+ internal_font_number f;\r
+ halfword j;\r
+ font_index k;\r
+ pointer p, q;\r
+ integer n;\r
+ boolean e;\r
+\r
+ a = 0;\r
+\r
+ while (cur_cmd == prefix)\r
+ {\r
+ if (!odd(a / cur_chr))\r
+ a = a + cur_chr;\r
+\r
+ do\r
+ {\r
+ get_x_token();\r
+ }\r
+ while (!((cur_cmd != spacer) && (cur_cmd != relax)));\r
+\r
+ if (cur_cmd <= max_non_prefixed_command)\r
+ {\r
+ print_err("You can't use a prefix with `");\r
+ print_cmd_chr(cur_cmd, cur_chr);\r
+ print_char('\'');\r
+ help1("I'll pretend you didn't say \\long or \\outer or \\global.");\r
+ back_error();\r
+ return;\r
+ }\r
+ }\r
+\r
+ if ((cur_cmd != def) && (a % 4 != 0))\r
+ {\r
+ print_err("You can't use `");\r
+ print_esc("long");\r
+ prints("' or `");\r
+ print_esc("outer");\r
+ prints("' with `");\r
+ print_cmd_chr(cur_cmd, cur_chr);\r
+ print_char('\'');\r
+ help1("I'll pretend you didn't say \\long or \\outer here.");\r
+ error();\r
+ }\r
+\r
+ if (global_defs != 0)\r
+ if (global_defs < 0)\r
+ {\r
+ if ((a >= 4))\r
+ a = a - 4;\r
+ }\r
+ else\r
+ {\r
+ if (!(a >= 4))\r
+ a = a + 4;\r
+ }\r
+\r
+ switch (cur_cmd)\r
+ {\r
+ case set_font:\r
+ define(cur_font_loc, data, cur_chr);\r
+ break;\r
+\r
+ case def:\r
+ {\r
+ if (odd(cur_chr) && !(a >= 4) && (global_defs >= 0))\r
+ a = a + 4;\r
+\r
+ e = (cur_chr >= 2);\r
+ get_r_token();\r
+ p = cur_cs;\r
+ q = scan_toks(true, e);\r
+ define(p, call + (a % 4), def_ref);\r
+ }\r
+ break;\r
+\r
+ case let:\r
+ {\r
+ n = cur_chr;\r
+ get_r_token();\r
+ p = cur_cs;\r
+\r
+ if (n == 0)\r
+ {\r
+ do\r
+ {\r
+ get_token();\r
+ }\r
+ while (!(cur_cmd != spacer));\r
+\r
+ if (cur_tok == other_token + '=')\r
+ {\r
+ get_token();\r
+\r
+ if (cur_cmd == spacer)\r
+ get_token();\r
+ }\r
+ }\r
+ else\r
+ {\r
+ get_token();\r
+ q = cur_tok;\r
+ get_token();\r
+ back_input();\r
+ cur_tok = q;\r
+ back_input();\r
+ }\r
+\r
+ if (cur_cmd >= call)\r
+ add_token_ref(cur_chr);\r
+\r
+ define(p, cur_cmd, cur_chr);\r
+ }\r
+ break;\r
+\r
+ case shorthand_def:\r
+ {\r
+ n = cur_chr;\r
+ get_r_token();\r
+ p = cur_cs;\r
+ define(p, relax, 256);\r
+ scan_optional_equals();\r
+\r
+ switch (n)\r
+ {\r
+ case char_def_code:\r
+ {\r
+ scan_char_num();\r
+ define(p, char_given, cur_val);\r
+ }\r
+ break;\r
+\r
+ case math_char_def_code:\r
+ {\r
+ scan_fifteen_bit_int();\r
+ define(p, math_given, cur_val);\r
+ }\r
+ break;\r
+\r
+ default:\r
+ {\r
+ scan_eight_bit_int();\r
+\r
+ switch (n)\r
+ {\r
+ case count_def_code:\r
+ define(p, assign_int, count_base + cur_val);\r
+ break;\r
+\r
+ case dimen_def_code:\r
+ define(p, assign_dimen, scaled_base + cur_val);\r
+ break;\r
+\r
+ case skip_def_code:\r
+ define(p, assign_glue, skip_base + cur_val);\r
+ break;\r
+\r
+ case mu_skip_def_code:\r
+ define(p, assign_mu_glue, mu_skip_base + cur_val);\r
+ break;\r
+\r
+ case toks_def_code:\r
+ define(p, assign_toks, toks_base + cur_val);\r
+ break;\r
+ }\r
+ }\r
+ break;\r
+ }\r
+ }\r
+ break;\r
+\r
+ case read_to_cs:\r
+ {\r
+ scan_int();\r
+ n = cur_val;\r
+\r
+ if (!scan_keyword("to"))\r
+ {\r
+ print_err("Missing `to' inserted");\r
+ help2("You should have said `\\read<number> to \\cs'.",\r
+ "I'm going to look for the \\cs now.");\r
+ error();\r
+ }\r
+\r
+ get_r_token();\r
+ p = cur_cs;\r
+ read_toks(n, p);\r
+ define(p, call, cur_val);\r
+ }\r
+ break;\r
+\r
+ case toks_register:\r
+ case assign_toks:\r
+ {\r
+ q = cur_cs;\r
+\r
+ if (cur_cmd == toks_register)\r
+ {\r
+ scan_eight_bit_int();\r
+ p = toks_base + cur_val;\r
+ }\r
+ else\r
+ p = cur_chr;\r
+\r
+ scan_optional_equals();\r
+\r
+ do\r
+ {\r
+ get_x_token();\r
+ }\r
+ while (!((cur_cmd != spacer) && (cur_cmd != relax)));\r
+\r
+ if (cur_cmd != left_brace)\r
+ {\r
+ if (cur_cmd == toks_register)\r
+ {\r
+ scan_eight_bit_int();\r
+ cur_cmd = assign_toks;\r
+ cur_chr = toks_base + cur_val;\r
+ }\r
+\r
+ if (cur_cmd == assign_toks)\r
+ {\r
+ q = equiv(cur_chr);\r
+\r
+ if (q == 0)\r
+ define(p, undefined_cs, 0);\r
+ else\r
+ {\r
+ add_token_ref(q);\r
+ define(p, call, q);\r
+ }\r
+ goto done;\r
+ }\r
+ }\r
+\r
+ back_input();\r
+ cur_cs = q;\r
+ q = scan_toks(false, false);\r
+\r
+ if (link(def_ref) == 0)\r
+ {\r
+ define(p, undefined_cs, 0);\r
+ free_avail(def_ref);\r
+ }\r
+ else\r
+ {\r
+ if (p == output_routine_loc)\r
+ {\r
+ link(q) = get_avail();\r
+ q = link(q);\r
+ info(q) = right_brace_token + '}';\r
+ q = get_avail();\r
+ info(q) = left_brace_token + '{';\r
+ link(q) = link(def_ref);\r
+ link(def_ref) = q;\r
+ }\r
+\r
+ define(p, call, def_ref);\r
+ }\r
+ }\r
+ break;\r
+\r
+ case assign_int:\r
+ {\r
+ p = cur_chr;\r
+ scan_optional_equals();\r
+ scan_int();\r
+ word_define(p, cur_val);\r
+ }\r
+ break;\r
+\r
+ case assign_dimen:\r
+ {\r
+ p = cur_chr;\r
+ scan_optional_equals();\r
+ scan_dimen(false, false, false);\r
+ word_define(p, cur_val);\r
+ }\r
+ break;\r
+\r
+ case assign_glue:\r
+ case assign_mu_glue:\r
+ {\r
+ p = cur_chr;\r
+ n = cur_cmd;\r
+ scan_optional_equals();\r
+\r
+ if (n == assign_mu_glue)\r
+ scan_glue(mu_val);\r
+ else\r
+ scan_glue(glue_val);\r
+\r
+ trap_zero_glue();\r
+ define(p, glue_ref, cur_val);\r
+ }\r
+ break;\r
+\r
+ case def_code:\r
+ {\r
+ if (cur_chr == cat_code_base)\r
+ n = max_char_code;\r
+ else if (cur_chr == math_code_base)\r
+ n = 32768L; /* 2^15 */\r
+ else if (cur_chr == sf_code_base)\r
+ n = 32767; /* 2^15 - 1*/\r
+ else if (cur_chr == del_code_base)\r
+ n = 16777215L; /* 2^24 - 1 */\r
+ else\r
+ n = 255;\r
+\r
+ p = cur_chr;\r
+ scan_char_num();\r
+ p = p + cur_val;\r
+ scan_optional_equals();\r
+ scan_int();\r
+\r
+ if (((cur_val < 0) && (p < del_code_base)) || (cur_val > n))\r
+ {\r
+ print_err("Invalid code(");\r
+ print_int(cur_val);\r
+\r
+ if (p < del_code_base)\r
+ prints("), should be in the range 0..");\r
+ else\r
+ prints("), should be at most ");\r
+\r
+ print_int(n);\r
+ help1("I'm going to use 0 instead of that illegal code value.");\r
+ error();\r
+ cur_val = 0;\r
+ }\r
+\r
+ if (p < math_code_base)\r
+ define(p, data, cur_val);\r
+ else if (p < del_code_base)\r
+ define(p, data, cur_val);\r
+ else \r
+ word_define(p, cur_val);\r
+ }\r
+ break;\r
+\r
+ case def_family:\r
+ {\r
+ p = cur_chr;\r
+ scan_four_bit_int();\r
+ p = p + cur_val;\r
+ scan_optional_equals();\r
+ scan_font_ident();\r
+ define(p, data, cur_val);\r
+ }\r
+ break;\r
+\r
+ case tex_register:\r
+ case advance:\r
+ case multiply:\r
+ case divide:\r
+ do_register_command(a);\r
+ break;\r
+\r
+ case set_box:\r
+ {\r
+ scan_eight_bit_int();\r
+\r
+ if ((a >= 4))\r
+ n = 256 + cur_val;\r
+ else\r
+ n = cur_val;\r
+\r
+ scan_optional_equals();\r
+\r
+ if (set_box_allowed)\r
+ scan_box(box_flag + n);\r
+ else\r
+ {\r
+ print_err("Improper ");\r
+ print_esc("setbox");\r
+ help2("Sorry, \\setbox is not allowed after \\halign in a display,",\r
+ "or between \\accent and an accented character.");\r
+ error();\r
+ }\r
+ }\r
+ break;\r
+\r
+ case set_aux:\r
+ alter_aux();\r
+ break;\r
+\r
+ case set_prev_graf:\r
+ alter_prev_graf();\r
+ break;\r
+\r
+ case set_page_dimen:\r
+ alter_page_so_far();\r
+ break;\r
+\r
+ case set_page_int:\r
+ alter_integer();\r
+ break;\r
+\r
+ case set_box_dimen:\r
+ alter_box_dimen();\r
+ break;\r
+\r
+ case set_shape:\r
+ {\r
+ scan_optional_equals();\r
+ scan_int();\r
+ n = cur_val;\r
+\r
+ if (n <= 0)\r
+ p = 0;\r
+ else\r
+ {\r
+ p = get_node(2 * n + 1);\r
+ info(p) = n;\r
+\r
+ for (j = 1; j <= n; j++)\r
+ {\r
+ scan_dimen(false, false, false);\r
+ mem[p + 2 * j - 1].cint = cur_val;\r
+ scan_dimen(false, false, false);\r
+ mem[p + 2 * j].cint = cur_val;\r
+ }\r
+ }\r
+\r
+ define(par_shape_loc, shape_ref, p);\r
+ }\r
+ break;\r
+\r
+ case hyph_data:\r
+ if (cur_chr == 1)\r
+ {\r
+#ifdef INITEX\r
+ if (is_initex)\r
+ {\r
+ new_patterns();\r
+ goto done;\r
+ }\r
+#endif\r
+ print_err("Patterns can be loaded only by INITEX");\r
+ help_ptr = 0;\r
+ error();\r
+\r
+ do\r
+ {\r
+ get_token();\r
+ }\r
+ while (!(cur_cmd == right_brace));\r
+\r
+ return;\r
+ }\r
+ else\r
+ {\r
+ new_hyph_exceptions();\r
+ goto done;\r
+ }\r
+ break;\r
+\r
+ case assign_font_dimen:\r
+ {\r
+ find_font_dimen(true);\r
+ k = cur_val;\r
+ scan_optional_equals();\r
+ scan_dimen(false, false, false);\r
+ font_info[k].cint = cur_val;\r
+ }\r
+ break;\r
+\r
+ case assign_font_int:\r
+ {\r
+ n = cur_chr;\r
+ scan_font_ident();\r
+ f = cur_val;\r
+ scan_optional_equals();\r
+ scan_int();\r
+\r
+ if (n == 0)\r
+ hyphen_char[f] = cur_val;\r
+ else\r
+ skew_char[f] = cur_val;\r
+ }\r
+ break;\r
+\r
+ case def_font:\r
+ new_font(a);\r
+ break;\r
+\r
+ case set_interaction:\r
+ new_interaction();\r
+ break;\r
+\r
+ default:\r
+ {\r
+ confusion("prefix");\r
+ return;\r
+ }\r
+ break;\r
+ }\r
+\r
+done:\r
+ if (after_token != 0)\r
+ {\r
+ cur_tok = after_token;\r
+ back_input();\r
+ after_token = 0;\r
+ }\r
+}\r
+/* sec 1303 */\r
+boolean load_fmt_file (void)\r
+{\r
+ integer j, k;\r
+ pointer p, q;\r
+ integer x;\r
+\r
+ undump_int(x);\r
+\r
+ if (x != BEGINFMTCHECKSUM)\r
+ goto bad_fmt;\r
+\r
+ undump_int(x); /* mem_bot */\r
+\r
+ if (x != mem_bot)\r
+ goto bad_fmt;\r
+\r
+ undump_int(x); /* mem_top */\r
+\r
+#ifdef ALLOCATEMAIN\r
+/* we already read this once earlier to grab mem_top */\r
+ if (trace_flag)\r
+ printf("Read from fmt file mem_top = %lld TeX words\n", x);\r
+\r
+ mem = allocate_main_memory(x);\r
+\r
+ if (mem == NULL)\r
+ exit(EXIT_FAILURE);\r
+\r
+ initialize_aux(); /* do `mem' part of initialize */\r
+#endif\r
+\r
+ if (x != mem_top)\r
+ goto bad_fmt;\r
+\r
+ undump_int(x); /* eqtb_size */\r
+\r
+ if (x != eqtb_size)\r
+ goto bad_fmt;\r
+\r
+ undump_int(x); /* hash_prime */\r
+\r
+ if (x != hash_prime)\r
+ goto bad_fmt;\r
+\r
+ undump_int(x); /* hyphen_prime */\r
+\r
+#ifdef ALLOCATEHYPHEN\r
+/* allow format files dumped with arbitrary (prime) hyphenation exceptions */\r
+ realloc_hyphen(x);\r
+ hyphen_prime = x;\r
+#endif\r
+\r
+ if (x != hyphen_prime)\r
+ goto bad_fmt;\r
+\r
+ {\r
+ undump_int(x); /* pool_size */\r
+\r
+ if (x < 0)\r
+ goto bad_fmt; \r
+\r
+#ifdef ALLOCATESTRING\r
+ if (x > current_pool_size)\r
+ {\r
+ if (trace_flag)\r
+ printf("undump string pool reallocation (%lld > %d)\n", x, current_pool_size);\r
+\r
+ str_pool = realloc_str_pool(x - current_pool_size + increment_pool_size);\r
+ }\r
+\r
+ if (x > current_pool_size)\r
+#else\r
+ if (x > pool_size)\r
+#endif\r
+ {\r
+ printf("%s%s\n", "---! Must increase the ", "string pool size");\r
+ goto bad_fmt;\r
+ }\r
+ else\r
+ pool_ptr = x;\r
+ }\r
+\r
+ {\r
+ undump_int(x); /* max_strings */\r
+\r
+ if (x < 0)\r
+ goto bad_fmt;\r
+\r
+#ifdef ALLOCATESTRING\r
+ if (x > current_max_strings)\r
+ {\r
+ if (trace_flag)\r
+ printf("undump string pointer reallocation (%lld > %d)\n", x, current_max_strings);\r
+\r
+ str_start = realloc_str_start(x - current_max_strings + increment_max_strings);\r
+ }\r
+\r
+ if (x > current_max_strings)\r
+#else\r
+ if (x > max_strings)\r
+#endif\r
+ {\r
+ printf("%s%s\n", "---! Must increase the ", "max strings");\r
+ goto bad_fmt;\r
+ }\r
+ else\r
+ str_ptr = x;\r
+ }\r
+\r
+ undumpthings(str_start[0], str_ptr + 1);\r
+ undumpthings(str_pool[0], pool_ptr);\r
+ init_str_ptr = str_ptr;\r
+ init_pool_ptr = pool_ptr;\r
+ undump(lo_mem_stat_max + 1000, hi_mem_stat_min - 1, lo_mem_max);\r
+ undump(lo_mem_stat_max + 1, lo_mem_max, rover);\r
+ p = mem_bot;\r
+ q = rover;\r
+\r
+ do\r
+ {\r
+ if (undumpthings(mem[p], q + 2 - p))\r
+ return -1;\r
+\r
+ p = q + node_size(q);\r
+\r
+ if ((p > lo_mem_max) || ((q >= rlink(q)) && (rlink(q) != rover)))\r
+ goto bad_fmt;\r
+\r
+ q = rlink(q);\r
+ }\r
+ while (!(q == rover));\r
+\r
+ if (undumpthings(mem[p], lo_mem_max + 1 - p))\r
+ return -1;\r
+\r
+ if (mem_min < mem_bot - 2)\r
+ {\r
+/* or call add_variable_space(mem_bot - (mem_min + 1)) */\r
+ if (trace_flag)\r
+ puts("Splicing in mem_min space in undump!");\r
+\r
+ p = llink(rover);\r
+ q = mem_min + 1;\r
+ link(mem_min) = 0; /* null */\r
+ info(mem_min) = 0; /* null */\r
+ rlink(p) = q;\r
+ llink(rover) = q;\r
+ rlink(q) = rover;\r
+ llink(q) = p;\r
+ link(q) = empty_flag;\r
+ node_size(q) = mem_bot - q;\r
+ }\r
+\r
+ undump(lo_mem_max + 1, hi_mem_stat_min, hi_mem_min);\r
+ undump(mem_bot, mem_top, avail);\r
+ mem_end = mem_top;\r
+\r
+ if (undumpthings(mem[hi_mem_min], mem_end + 1 - hi_mem_min))\r
+ return -1;\r
+\r
+ undump_int(var_used);\r
+ undump_int(dyn_used);\r
+\r
+ k = active_base;\r
+\r
+ do\r
+ {\r
+ undump_int(x);\r
+\r
+ if ((x < 1) || (k + x > (eqtb_size + 1)))\r
+ goto bad_fmt;\r
+\r
+ if (undumpthings(eqtb[k], x))\r
+ return -1;\r
+\r
+ k = k + x;\r
+ undump_int(x);\r
+\r
+ if ((x < 0) || (k + x > (eqtb_size + 1)))\r
+ goto bad_fmt;\r
+\r
+ for (j = k; j <= k + x - 1; j++)\r
+ eqtb[j] = eqtb[k - 1];\r
+\r
+ k = k + x;\r
+ }\r
+ while (!(k > eqtb_size));\r
+\r
+ undump(hash_base, frozen_control_sequence, par_loc);\r
+ par_token = cs_token_flag + par_loc;\r
+ undump(hash_base, frozen_control_sequence, write_loc);\r
+ undump(hash_base, frozen_control_sequence, hash_used);\r
+\r
+ p = hash_base - 1;\r
+\r
+ do\r
+ {\r
+ undump(p + 1, hash_used, p);\r
+ undump_hh(hash[p]);\r
+ }\r
+ while (!(p == hash_used));\r
+\r
+ if (undumpthings(hash[hash_used + 1], undefined_control_sequence - 1 - hash_used))\r
+ return -1;\r
+\r
+ undump_int(cs_count);\r
+\r
+ if (trace_flag)\r
+ printf("itex undump cs_count %lld ", cs_count);\r
+\r
+ {\r
+ undump_int(x); /* font_mem_size */\r
+\r
+ if (x < 7)\r
+ goto bad_fmt;\r
+\r
+#ifdef ALLOCATEFONT\r
+ if (trace_flag)\r
+ printf("Read from fmt fmem_ptr = %lld\n", x);\r
+\r
+ if (x > current_font_mem_size)\r
+ {\r
+ if (trace_flag)\r
+ printf("Undump realloc font_info (%lld > %d)\n", x, current_font_mem_size);\r
+\r
+ font_info = realloc_font_info (x - current_font_mem_size + increment_font_mem_size);\r
+ }\r
+\r
+ if (x > current_font_mem_size)\r
+#else\r
+ if (x > font_mem_size)\r
+#endif\r
+ {\r
+ puts("---! Must increase the font mem size");\r
+ goto bad_fmt;\r
+ }\r
+ else\r
+ fmem_ptr = x;\r
+ }\r
+\r
+ {\r
+ undumpthings(font_info[0], fmem_ptr);\r
+ undump_size(font_base, font_max, "font max", font_ptr);\r
+ frozen_font_ptr = font_ptr;\r
+ undumpthings(font_check[0], font_ptr + 1);\r
+ undumpthings(font_size[0], font_ptr + 1);\r
+ undumpthings(font_dsize[0], font_ptr + 1);\r
+ undumpthings(font_params[0], font_ptr + 1);\r
+ undumpthings(hyphen_char[0], font_ptr + 1);\r
+ undumpthings(skew_char[0], font_ptr + 1);\r
+ undumpthings(font_name[0], font_ptr + 1);\r
+ undumpthings(font_area[0], font_ptr + 1);\r
+ undumpthings(font_bc[0], font_ptr + 1);\r
+ undumpthings(font_ec[0], font_ptr + 1);\r
+ undumpthings(char_base[0], font_ptr + 1);\r
+ undumpthings(width_base[0], font_ptr + 1);\r
+ undumpthings(height_base[0], font_ptr + 1);\r
+ undumpthings(depth_base[0], font_ptr + 1);\r
+ undumpthings(italic_base[0], font_ptr + 1);\r
+ undumpthings(lig_kern_base[0], font_ptr + 1);\r
+ undumpthings(kern_base[0], font_ptr + 1);\r
+ undumpthings(exten_base[0], font_ptr + 1);\r
+ undumpthings(param_base[0], font_ptr + 1);\r
+ undumpthings(font_glue[0], font_ptr + 1);\r
+ undumpthings(bchar_label[0], font_ptr + 1);\r
+ undumpthings(font_bchar[0], font_ptr + 1);\r
+ undumpthings(font_false_bchar[0], font_ptr + 1);\r
+ }\r
+\r
+/* log not opened yet, so can't show fonts frozen into format */\r
+/* May be able to avoid the following since we switched to */\r
+/* non_address from font_mem_size to 0 96/Jan/15 ??? */\r
+\r
+#ifdef ALLOCATEFONT\r
+ {\r
+ int count = 0, oldfont_mem_size = 0;\r
+ \r
+ for (x = 0; x <= font_ptr; x++)\r
+ {\r
+ if (bchar_label[x] > oldfont_mem_size)\r
+ oldfont_mem_size = bchar_label[x];\r
+ }\r
+\r
+ if (oldfont_mem_size != non_address && oldfont_mem_size > font_max)\r
+ {\r
+ for (x = 0; x <= font_ptr; x++)\r
+ {\r
+ if (bchar_label[x] == oldfont_mem_size)\r
+ {\r
+ bchar_label[x] = non_address;\r
+ count++;\r
+ }\r
+ }\r
+\r
+ if (trace_flag)\r
+ printf("oldfont_mem_size is %d --- hit %d times. Using non_address %d\n",\r
+ oldfont_mem_size, count, non_address);\r
+ }\r
+ }\r
+#endif\r
+\r
+ undump(0, hyphen_prime, hyph_count);\r
+\r
+ for (k = 1; k <= hyph_count; k++)\r
+ {\r
+ undump(0, hyphen_prime, j);\r
+ undump(0, str_ptr, hyph_word[j]);\r
+ undump(0, max_halfword, hyph_list[j]);\r
+ }\r
+\r
+#ifdef ALLOCATEHYPHEN\r
+/* if user specified new hyphen prime - flush existing exception patterns ! */\r
+/* but, we can reclaim the string storage wasted ... */\r
+ if (is_initex)\r
+ {\r
+ if (new_hyphen_prime != 0)\r
+ {\r
+ realloc_hyphen(new_hyphen_prime); /* reset_hyphen(); */\r
+ hyphen_prime = new_hyphen_prime;\r
+ }\r
+ }\r
+#endif\r
+\r
+ {\r
+ undump_int(x);\r
+\r
+ if (x < 0)\r
+ goto bad_fmt;\r
+\r
+#ifdef ALLOCATETRIES\r
+ if (!is_initex)\r
+ {\r
+ allocate_tries(x); /* allocate only as much as is needed */\r
+ }\r
+#endif\r
+\r
+ if (x > trie_size)\r
+ {\r
+ puts("---! Must increase the trie size");\r
+ goto bad_fmt;\r
+ }\r
+ else\r
+ j = x;\r
+ }\r
+\r
+#ifdef INITEX\r
+ if (is_initex)\r
+ trie_max = j;\r
+#endif\r
+\r
+ undumpthings(trie_trl[0], j + 1);\r
+ undumpthings(trie_tro[0], j + 1);\r
+ undumpthings(trie_trc[0], j + 1);\r
+ undump_size(0, trie_op_size, "trie op size", j);\r
+\r
+#ifdef INITEX\r
+ if (is_initex)\r
+ trie_op_ptr = j;\r
+#endif\r
+ \r
+ undumpthings(hyf_distance[1], j);\r
+ undumpthings(hyf_num[1], j);\r
+ undumpthings(hyf_next[1], j);\r
+\r
+#ifdef INITEX\r
+ if (is_initex)\r
+ {\r
+ for (k = 0; k <= 255; k++)\r
+ trie_used[k] = min_quarterword;\r
+ }\r
+#endif\r
+\r
+ k = 256;\r
+\r
+ while (j > 0)\r
+ {\r
+ undump(0, k - 1, k);\r
+ undump(1, j, x);\r
+\r
+#ifdef INITEX\r
+ if (is_initex)\r
+ trie_used[k] = x;\r
+#endif\r
+\r
+ j = j - x;\r
+ op_start[k] = j;\r
+ }\r
+\r
+#ifdef INITEX\r
+ if (is_initex)\r
+ trie_not_ready = false;\r
+#endif\r
+\r
+ undump(batch_mode, error_stop_mode, interaction);\r
+ undump(0, str_ptr, format_ident);\r
+ undump_int(x);\r
+ \r
+ if ((x != ENDFMTCHECKSUM) || feof(fmt_file))\r
+ goto bad_fmt;\r
+\r
+ return true;\r
+\r
+bad_fmt:\r
+ wake_up_terminal();\r
+ puts("(Fatal format file error; I'm stymied)");\r
+\r
+ return false;\r
+}\r
+/* sec 1335 */\r
+void final_cleanup (void)\r
+{\r
+ small_number c;\r
+\r
+ c = cur_chr;\r
+\r
+ if (job_name == 0)\r
+ open_log_file();\r
+\r
+ while (input_ptr > 0)\r
+ {\r
+ if (state == token_list)\r
+ end_token_list();\r
+ else\r
+ end_file_reading();\r
+ }\r
+\r
+ while (open_parens > 0)\r
+ {\r
+ prints(" )");\r
+ decr(open_parens);\r
+ }\r
+\r
+ if (cur_level > level_one)\r
+ {\r
+ print_nl("(");\r
+ print_esc("end occurred ");\r
+ prints("inside a group at level ");\r
+ print_int(cur_level - 1);\r
+ print_char(')');\r
+ }\r
+\r
+ while (cond_ptr != 0)\r
+ {\r
+ print_nl("(");\r
+ print_esc("end occurred ");\r
+ prints("when ");\r
+ print_cmd_chr(if_test, cur_if);\r
+\r
+ if (if_line != 0)\r
+ {\r
+ prints("on line ");\r
+ print_int(if_line);\r
+ }\r
+\r
+ prints(" was incomplete)");\r
+ if_line = if_line_field(cond_ptr);\r
+ cur_if = subtype(cond_ptr);\r
+ temp_ptr = cond_ptr;\r
+ cond_ptr = link(cond_ptr);\r
+ free_node(temp_ptr, if_node_size);\r
+ }\r
+\r
+ if (history != spotless)\r
+ if (((history == warning_issued) || (interaction < error_stop_mode)))\r
+ if (selector == term_and_log)\r
+ {\r
+ selector = term_only;\r
+ print_nl("(see the transcript file for additional information)");\r
+ selector = term_and_log;\r
+ }\r
+\r
+ if (c == 1)\r
+ {\r
+#ifdef INITEX\r
+ if (is_initex)\r
+ {\r
+ for (c = 0; c <= 4; c++)\r
+ if (cur_mark[c] != 0)\r
+ delete_token_ref(cur_mark[c]);\r
+\r
+ if (last_glue != max_halfword)\r
+ delete_glue_ref(last_glue);\r
+\r
+ store_fmt_file();\r
+ }\r
+#endif\r
+\r
+ if (!is_initex)\r
+ print_nl("(\\dump is performed only by INITEX)");\r
+ }\r
+}\r
+\r
+void show_frozen (void)\r
+{\r
+ int i;\r
+\r
+ log_printf("\n(%lld fonts frozen in format file:\n", font_ptr);\r
+\r
+ for (i = 1; i <= font_ptr; i++)\r
+ {\r
+ if (i > 1)\r
+ log_printf(", ");\r
+\r
+ if ((i % 8) == 0)\r
+ log_printf("\n");\r
+\r
+ fwrite(&str_pool[str_start[font_name[i]]], 1, length(font_name[i]), log_file);\r
+ }\r
+\r
+ log_printf(") ");\r
+}\r
+\r
+int main_program (void)\r
+{\r
+ history = fatal_error_stop;\r
+\r
+ if (ready_already == 314159L)\r
+ goto start_of_TEX;\r
+\r
+ bad = 0;\r
+\r
+ if ((half_error_line < 30) || (half_error_line > error_line - 15))\r
+ bad = 1;\r
+\r
+ if (max_print_line < 60)\r
+ bad = 2;\r
+\r
+ if (dvi_buf_size % 8 != 0)\r
+ bad = 3;\r
+\r
+ if (mem_bot + 1100 > mem_top)\r
+ bad = 4;\r
+\r
+ if (hash_prime > (hash_size + hash_extra))\r
+ bad = 5;\r
+\r
+ if (max_in_open >= 128)\r
+ bad = 6;\r
+\r
+ if (mem_top < 256 + 11)\r
+ bad = 7;\r
+\r
+#ifdef INITEX\r
+ if (is_initex)\r
+ {\r
+ if ((mem_min != 0) || (mem_max != mem_top))\r
+ bad = 10;\r
+ }\r
+#endif\r
+\r
+ if ((mem_min > mem_bot) || (mem_max < mem_top))\r
+ bad = 10;\r
+\r
+ if ((min_quarterword > 0) || (max_quarterword < 255))\r
+ bad = 11;\r
+\r
+ if ((min_halfword > 0) || (max_halfword < 32767))\r
+ bad = 12;\r
+\r
+ if ((min_quarterword < min_halfword) || (max_quarterword > max_halfword))\r
+ bad = 13;\r
+\r
+ if ((mem_min < min_halfword) || (mem_max >= max_halfword) || (mem_bot - mem_min >= max_halfword))\r
+ bad = 14;\r
+\r
+ if (mem_max > mem_top + mem_extra_high)\r
+ bad = 14;\r
+\r
+ if ((0 < min_quarterword) || (font_max > max_quarterword))\r
+ bad = 15;\r
+\r
+#ifdef INCREASEFONTS\r
+ if (font_max > 65535)\r
+#else\r
+ if (font_max > 256)\r
+#endif\r
+ bad = 16;\r
+\r
+ if ((save_size > max_halfword) || (max_strings > max_halfword))\r
+ bad = 17;\r
+\r
+ if (buf_size > max_halfword)\r
+ bad = 18;\r
+\r
+ if (max_quarterword - min_quarterword < 255)\r
+ bad = 19;\r
+\r
+ if (cs_token_flag + undefined_control_sequence > max_halfword)\r
+ bad = 21;\r
+\r
+ if (format_default_length > file_name_size)\r
+ bad = 31;\r
+\r
+ if (max_halfword < (mem_top - mem_min) / 2)\r
+ bad = 41;\r
+\r
+ if (bad > 0)\r
+ {\r
+ printf("%s%s%ld\n", "Ouch---my internal constants have been clobbered!",\r
+ "---case ", (long) bad);\r
+\r
+ goto final_end;\r
+ }\r
+\r
+ initialize();\r
+\r
+#ifdef INITEX\r
+ if (is_initex)\r
+ {\r
+ if (!get_strings_started())\r
+ goto final_end;\r
+\r
+ init_prim();\r
+ init_str_ptr = str_ptr;\r
+ init_pool_ptr = pool_ptr;\r
+ fix_date_and_time();\r
+ }\r
+#endif\r
+\r
+ ready_already = 314159L;\r
+\r
+start_of_TEX:\r
+ selector = term_only;\r
+ tally = 0;\r
+ term_offset = 0;\r
+ file_offset = 0;\r
+\r
+ print_banner();\r
+\r
+ if (format_ident == 0)\r
+ {\r
+ prints(" (preloaded format=");\r
+ prints(format_name);\r
+ prints(")");\r
+ print_ln();\r
+ }\r
+ else\r
+ {\r
+ slow_print(format_ident);\r
+ print_ln();\r
+ }\r
+\r
+ update_terminal();\r
+ job_name = 0;\r
+ name_in_progress = false;\r
+ log_opened = false;\r
+ output_file_name = 0;\r
+\r
+ {\r
+ {\r
+ input_ptr = 0;\r
+ max_in_stack = 0;\r
+ in_open = 0;\r
+ high_in_open = 0;\r
+ open_parens = 0;\r
+ max_open_parens = 0;\r
+ max_buf_stack = 0;\r
+ param_ptr = 0;\r
+ max_param_stack = 0;\r
+\r
+#ifdef ALLOCATEBUFFER\r
+ memset (buffer, 0, current_buf_size);\r
+#else\r
+ memset (buffer, 0, buf_size);\r
+#endif\r
+\r
+ first = 0;\r
+ scanner_status = 0;\r
+ warning_index = 0;\r
+ first = 1;\r
+ state = new_line;\r
+ start = 1;\r
+ index = 0;\r
+ line = 0;\r
+ name = 0;\r
+ force_eof = false;\r
+ align_state = 1000000L;\r
+\r
+ if (!init_terminal())\r
+ goto final_end;\r
+\r
+ limit = last;\r
+ first = last + 1;\r
+ }\r
+ \r
+ if ((format_ident == 0) || (buffer[loc] == '&') || (buffer[loc] == '+'))\r
+ {\r
+ if (format_ident != 0)\r
+ initialize();\r
+\r
+ if (!open_fmt_file())\r
+ goto final_end;\r
+\r
+ if (!load_fmt_file())\r
+ {\r
+#ifdef COMPACTFORMAT\r
+ gzclose(gz_fmt_file);\r
+#else\r
+ w_close(fmt_file);\r
+#endif\r
+ goto final_end;\r
+ }\r
+\r
+#ifdef COMPACTFORMAT\r
+ gzclose(gz_fmt_file);\r
+#else\r
+ w_close(fmt_file);\r
+#endif\r
+\r
+ while ((loc < limit) && (buffer[loc] == ' '))\r
+ incr(loc);\r
+ }\r
+\r
+ if (end_line_char_inactive())\r
+ decr(limit);\r
+ else\r
+ buffer[limit] = end_line_char;\r
+\r
+ fix_date_and_time();\r
+ magic_offset = str_start[886] - 9 * ord_noad;\r
+\r
+ if (interaction == batch_mode)\r
+ selector = no_print;\r
+ else\r
+ selector = term_only;\r
+\r
+ if ((loc < limit) && (cat_code(buffer[loc]) != escape))\r
+ start_input();\r
+ }\r
+\r
+ if (show_tfm_flag && log_opened && font_ptr > 0)\r
+ show_frozen();\r
+\r
+ main_time = clock();\r
+ history = spotless;\r
+\r
+ if (show_cs_names)\r
+ print_cs_names(stdout, 0);\r
+\r
+ main_control();\r
+\r
+ if (show_cs_names)\r
+ print_cs_names(stdout, 1);\r
+\r
+ final_cleanup();\r
+ close_files_and_terminate();\r
+\r
+final_end:\r
+ {\r
+ int code;\r
+\r
+ update_terminal();\r
+ ready_already = 0;\r
+\r
+ if ((history != spotless) && (history != warning_issued))\r
+ code = 1;\r
+ else\r
+ code = 0;\r
+\r
+ return code;\r
+ }\r
+}\r
+\r
+#ifdef ALLOCATEMAIN\r
+/* add a block of variable size node space below mem_bot(0) */\r
+void add_variable_space(int size)\r
+{\r
+ halfword p;\r
+ halfword q;\r
+ integer t;\r
+\r
+ if (mem_min == 0)\r
+ t = mem_min;\r
+ else\r
+ t = mem_min + 1;\r
+\r
+ mem_min = t - (size + 1); /* first word in new block - 1 */\r
+\r
+ if (mem_min < mem_start)\r
+ {\r
+ if (trace_flag)\r
+ puts("WARNING: mem_min < mem_start!");\r
+\r
+ mem_min = mem_start;\r
+ }\r
+\r
+ p = llink(rover);\r
+ q = mem_min + 1;\r
+ link(mem_min) = 0; /* insert blank word below ??? */\r
+ info(mem_min) = 0; /* insert blank word below ??? */\r
+ rlink(p) = q;\r
+ llink(rover) = q;\r
+ rlink(q) = rover;\r
+ llink(q) = p;\r
+ link(q) = empty_flag;\r
+ info(q) = t - q; /* block size */\r
+ rover = q;\r
+}\r
+#endif\r
+\r
+#ifdef INITEX\r
+/* split out to allow sharing of code from do_initex and newpattern */\r
+void reset_trie (void)\r
+{\r
+ integer k;\r
+\r
+ for (k = -(integer) trie_op_size; k <= trie_op_size; k++)\r
+ trie_op_hash[k] = 0;\r
+\r
+ for (k = 0; k <= 255; k++)\r
+ trie_used[k] = min_trie_op;\r
+\r
+ max_op_used = min_trie_op;\r
+ trie_op_ptr = 0;\r
+ trie_not_ready = true;\r
+ trie_l[0] = 0;\r
+ trie_c[0] = 0;\r
+ trie_ptr = 0;\r
+ trie_not_ready = true;\r
+}\r
+/* borrowed code from initialize() */\r
+void reset_hyphen(void)\r
+{\r
+ hyph_pointer z;\r
+\r
+ for (z = 0; z <= hyphen_prime; z++)\r
+ {\r
+ hyph_word[z] = 0;\r
+ hyph_list[z] = 0;\r
+ }\r
+\r
+ hyph_count = 0;\r
+}\r
+/* split out to allow optimize for space, not time */\r
+void do_initex (void)\r
+{\r
+ /* integer i; */\r
+ integer k;\r
+ /* hyph_pointer z; */\r
+\r
+ for (k = mem_bot + 1; k <= lo_mem_stat_max; k++)\r
+ mem[k].cint = 0;\r
+\r
+ k = mem_bot;\r
+\r
+ while (k <= lo_mem_stat_max)\r
+ {\r
+ glue_ref_count(k) = 1;\r
+ stretch_order(k) = normal;\r
+ shrink_order(k) = normal;\r
+ k = k + glue_spec_size;\r
+ }\r
+\r
+ stretch(fil_glue) = unity;\r
+ stretch_order(fil_glue) = fil;\r
+ stretch(fill_glue) = unity;\r
+ stretch_order(fill_glue) = fill;\r
+ stretch(ss_glue) = unity;\r
+ stretch_order(ss_glue) = fil;\r
+ shrink(ss_glue) = unity;\r
+ shrink_order(ss_glue) = fil;\r
+ stretch(fil_neg_glue) = -unity;\r
+ stretch_order(fil_neg_glue) = fil;\r
+ rover = lo_mem_stat_max + 1;\r
+ link(rover) = empty_flag;\r
+ node_size(rover) = block_size;\r
+ llink(rover) = rover;\r
+ rlink(rover) = rover;\r
+ lo_mem_max = rover + block_size;\r
+ link(lo_mem_max) = 0;\r
+ info(lo_mem_max) = 0;\r
+\r
+ for (k = hi_mem_stat_min; k <= mem_top; k++)\r
+ mem[k] = mem[lo_mem_max];\r
+\r
+ info(omit_template) = end_template_token;\r
+ link(end_span) = max_quarterword + 1;\r
+ info(end_span) = 0;\r
+ type(last_active) = hyphenated;\r
+ line_number(last_active) = max_halfword;\r
+ subtype(last_active) = 0;\r
+ subtype(page_ins_head) = 255;\r
+ type(page_ins_head) = split_up;\r
+ link(mem_top) = page_ins_head;\r
+ type(page_head) = glue_node;\r
+ subtype(page_head) = normal;\r
+ avail = 0;\r
+ mem_end = mem_top;\r
+ hi_mem_min = hi_mem_stat_min;\r
+ var_used = lo_mem_stat_max + 1 - mem_bot;\r
+ dyn_used = hi_mem_stat_usage;\r
+ eq_type(undefined_control_sequence) = undefined_cs;\r
+ equiv(undefined_control_sequence) = 0;\r
+ eq_level(undefined_control_sequence) = level_zero;\r
+\r
+ for (k = active_base; k <= undefined_control_sequence - 1; k++)\r
+ eqtb[k] = eqtb[undefined_control_sequence];\r
+\r
+ equiv(glue_base) = zero_glue;\r
+ eq_level(glue_base) = level_one;\r
+ eq_type(glue_base) = glue_ref;\r
+\r
+ for (k = glue_base + 1; k <= local_base - 1; k++)\r
+ eqtb[k] = eqtb[glue_base];\r
+\r
+ glue_ref_count(zero_glue) = glue_ref_count(zero_glue) + local_base - glue_base;\r
+\r
+ par_shape_ptr = 0;\r
+ eq_type(par_shape_loc) = shape_ref;\r
+ eq_level(par_shape_loc) = level_one;\r
+\r
+ for (k = output_routine_loc; k <= toks_base + 255; k++)\r
+ eqtb[k] = eqtb[undefined_control_sequence];\r
+\r
+ box(0) = 0;\r
+ eq_type(box_base) = box_ref;\r
+ eq_level(box_base) = level_one;\r
+\r
+ for (k = box_base + 1; k <= box_base + 255; k++)\r
+ eqtb[k] = eqtb[box_base];\r
+\r
+ cur_font = null_font;\r
+ eq_type(cur_font_loc) = data;\r
+ eq_level(cur_font_loc) = level_one;\r
+\r
+ for (k = math_font_base; k <= math_font_base + 47; k++)\r
+ eqtb[k] = eqtb[cur_font_loc];\r
+\r
+ equiv(cat_code_base) = 0;\r
+ eq_type(cat_code_base) = data;\r
+ eq_level(cat_code_base) = level_one;\r
+\r
+ for (k = cat_code_base; k <= int_base - 1; k++)\r
+ eqtb[k] = eqtb[cat_code_base];\r
+\r
+ for (k = 0; k <= 255; k++)\r
+ {\r
+ cat_code(k) = other_char;\r
+ math_code(k) = k;\r
+ sf_code(k) = 1000;\r
+ }\r
+\r
+ cat_code(carriage_return) = car_ret;\r
+ cat_code(' ') = spacer;\r
+ cat_code('\\') = escape;\r
+ cat_code('%') = comment;\r
+ cat_code(invalid_code) = invalid_char;\r
+ cat_code(null_code) = ignore;\r
+\r
+ for (k = '0'; k <= '9'; k++)\r
+ math_code(k) = k + var_code;\r
+\r
+ for (k = 'A'; k <= 'Z'; k++)\r
+ {\r
+ cat_code(k) = letter;\r
+ cat_code(k + 'a' - 'A') = letter;\r
+ math_code(k) = k + var_code + 0x100;\r
+ math_code(k + 'a' - 'A') = k + 'a' - 'A' + var_code + 0x100;\r
+ lc_code(k) = k + 'a' - 'A';\r
+ lc_code(k + 'a' - 'A') = k + 'a' - 'A';\r
+ uc_code(k) = k;\r
+ uc_code(k + 'a' - 'A') = k;\r
+ sf_code(k) = 999;\r
+ }\r
+\r
+ for (k = int_base; k <= del_code_base - 1; k++)\r
+ eqtb[k].cint = 0;\r
+\r
+ mag = 1000;\r
+ tolerance = 10000;\r
+ hang_after = 1;\r
+ max_dead_cycles = 25;\r
+ escape_char = '\\';\r
+ end_line_char = carriage_return;\r
+\r
+ for (k = 0; k <= 255; k++)\r
+ del_code(k) = -1;\r
+\r
+ del_code('.') = 0;\r
+\r
+ for (k = dimen_base; k <= eqtb_size; k++)\r
+ eqtb[k].cint = 0;\r
+\r
+ hash_used = frozen_control_sequence;\r
+ cs_count = 0;\r
+\r
+ if (trace_flag)\r
+ puts("initex cs_count = 0 ");\r
+\r
+ eq_type(frozen_dont_expand) = dont_expand;\r
+ text(frozen_dont_expand) = 499; /* "notexpanded:" */\r
+\r
+ font_ptr = null_font;\r
+ fmem_ptr = 7;\r
+ font_name[null_font] = 795; /* nullfont */\r
+ font_area[null_font] = 335; /* "" */\r
+ hyphen_char[null_font] = '-';\r
+ skew_char[null_font] = -1; \r
+ bchar_label[null_font] = non_address;\r
+ font_bchar[null_font] = non_char;\r
+ font_false_bchar[null_font] = non_char;\r
+ font_bc[null_font] = 1;\r
+ font_ec[null_font] = 0;\r
+ font_size[null_font] = 0;\r
+ font_dsize[null_font] = 0;\r
+ char_base[null_font] = 0;\r
+ width_base[null_font] = 0;\r
+ height_base[null_font] = 0;\r
+ depth_base[null_font] = 0;\r
+ italic_base[null_font] = 0;\r
+ lig_kern_base[null_font] = 0;\r
+ kern_base[null_font] = 0;\r
+ exten_base[null_font] = 0;\r
+ font_glue[null_font] = 0;\r
+ font_params[null_font] = 7;\r
+ param_base[null_font] = -1;\r
+\r
+ for (k = 0; k <= 6; k++)\r
+ font_info[k].cint = 0;\r
+\r
+ reset_trie();\r
+ text(frozen_protection) = 1184; /* "inaccessible" */\r
+ format_ident = 1251; /* " (INITEX)" */\r
+ text(end_write) = 1290; /* "endwrite" */\r
+ eq_level(end_write) = level_one;\r
+ eq_type(end_write) = outer_call;\r
+ equiv(end_write) = 0;\r
+}\r
+#endif\r
+\r
+#ifdef INITEX\r
+/* sec 0047 */\r
+boolean get_strings_started (void)\r
+{\r
+ integer k;\r
+ str_number g;\r
+\r
+ pool_ptr = 0;\r
+ str_ptr = 0;\r
+ str_start[0] = 0;\r
+\r
+ for (k = 0; k <= 255; k++)\r
+ {\r
+ if ( (k < ' ') || (k > '~') )\r
+ {\r
+ append_char('^');\r
+ append_char('^');\r
+\r
+ if (k < 64)\r
+ append_char(k + 64);\r
+ else if (k < 128)\r
+ append_char(k - 64);\r
+ else\r
+ {\r
+ append_lc_hex(k / 16);\r
+ append_lc_hex(k % 16);\r
+ }\r
+ }\r
+ else\r
+ append_char(k);\r
+\r
+ g = make_string();\r
+ }\r
+\r
+ g = load_pool_strings(pool_size - string_vacancies);\r
+\r
+ if (g == 0)\r
+ {\r
+ printf("%s\n", "! You have to increase POOLSIZE." );\r
+ return false;\r
+ }\r
+\r
+ return true;\r
+}\r
+#endif\r
+\r
+#ifdef INITEX\r
+/* sec 0131 */\r
+void sort_avail (void)\r
+{\r
+ pointer p, q, r;\r
+ pointer old_rover;\r
+\r
+ p = get_node(010000000000);\r
+ p = rlink(rover);\r
+ rlink(rover) = empty_flag;\r
+ old_rover = rover;\r
+\r
+ while (p != old_rover)\r
+ {\r
+ if (p < rover)\r
+ {\r
+ q = p;\r
+ p = rlink(q);\r
+ rlink(q) = rover;\r
+ rover = q;\r
+ }\r
+ else\r
+ {\r
+ q = rover;\r
+\r
+ while (rlink(q) < p)\r
+ q = rlink(q);\r
+\r
+ r = rlink(p);\r
+ rlink(p) = rlink(q);\r
+ rlink(q) = p;\r
+ p = r;\r
+ }\r
+ }\r
+\r
+ p = rover;\r
+\r
+ while (rlink(p) != empty_flag)\r
+ {\r
+ llink(rlink(p)) = p;\r
+ p = rlink(p);\r
+ }\r
+\r
+ rlink(p) = rover;\r
+ llink(rover) = p;\r
+}\r
+#endif\r
+\r
+#ifdef INITEX\r
+/* sec 0264 */\r
+void primitive_ (str_number s, quarterword c, halfword o)\r
+{ \r
+ pool_pointer k;\r
+ small_number j;\r
+ /* small_number l; */\r
+ int l;\r
+\r
+ if (s < 256)\r
+ cur_val = s + single_base;\r
+ else\r
+ {\r
+ k = str_start[s];\r
+ l = str_start[s + 1] - k;\r
+\r
+ for (j = 0; j <= l - 1; j++)\r
+ buffer[j] = str_pool[k + j];\r
+\r
+ cur_val = id_lookup(0, l);\r
+ flush_string();\r
+ text(cur_val) = s;\r
+ }\r
+\r
+ eq_level(cur_val) = level_one;\r
+ eq_type(cur_val) = c;\r
+ equiv(cur_val) = o;\r
+}\r
+#endif\r
+\r
+#ifdef INITEX\r
+/* sec 0944 */\r
+trie_op_code new_trie_op (small_number d, small_number n, trie_op_code v)\r
+{\r
+ integer h;\r
+ trie_op_code u;\r
+ integer l;\r
+\r
+ h = abs(n + 313 * d + 361 * v + 1009 * cur_lang) % (trie_op_size + trie_op_size) + neg_trie_op_size;\r
+\r
+ while (true)\r
+ {\r
+ l = trie_op_hash[h];\r
+\r
+ if (l == 0)\r
+ {\r
+ if (trie_op_ptr == trie_op_size)\r
+ {\r
+ overflow("pattern memory ops", trie_op_size);\r
+ return 0;\r
+ }\r
+\r
+ u = trie_used[cur_lang];\r
+\r
+ if (u == max_trie_op)\r
+ {\r
+ overflow("pattern memory ops per language", max_trie_op - min_trie_op);\r
+ return 0;\r
+ }\r
+\r
+ incr(trie_op_ptr);\r
+ incr(u);\r
+ trie_used[cur_lang] = u;\r
+\r
+ if (u > max_op_used)\r
+ max_op_used = u;\r
+\r
+ hyf_distance[trie_op_ptr] = d;\r
+ hyf_num[trie_op_ptr] = n;\r
+ hyf_next[trie_op_ptr] = v;\r
+ trie_op_lang[trie_op_ptr] = cur_lang;\r
+ trie_op_hash[h] = trie_op_ptr;\r
+ trie_op_val[trie_op_ptr] = u;\r
+ return u;\r
+ }\r
+\r
+ if ((hyf_distance[l] == d) && (hyf_num[l] == n) && (hyf_next[l] == v) && (trie_op_lang[l] == cur_lang))\r
+ {\r
+ return trie_op_val[l];\r
+ }\r
+\r
+ if (h > - (integer) trie_op_size)\r
+ decr(h);\r
+ else\r
+ h = trie_op_size;\r
+ }\r
+}\r
+/* sec 0948 */\r
+trie_pointer trie_node (trie_pointer p)\r
+{\r
+ trie_pointer h;\r
+ trie_pointer q;\r
+\r
+ /* the 1009, 2718, 3142 are hard-wired constants here (not hyphen_prime) */\r
+ /* compute hash value */\r
+ h = abs(trie_c[p] + 1009 * trie_o[p] + 2718 * trie_l[p] + 3142 * trie_r[p]) % trie_size;\r
+\r
+ while (true)\r
+ {\r
+ q = trie_hash[h];\r
+\r
+ if (q == 0)\r
+ {\r
+ trie_hash[h] = p;\r
+ return p;\r
+ }\r
+\r
+ if ((trie_c[q] == trie_c[p]) && (trie_o[q] == trie_o[p]) &&\r
+ (trie_l[q] == trie_l[p]) && (trie_r[q] == trie_r[p]))\r
+ {\r
+ return q;\r
+ }\r
+\r
+ if (h > 0)\r
+ decr(h);\r
+ else\r
+ h = trie_size;\r
+ }\r
+}\r
+/* sec 0949 */\r
+trie_pointer compress_trie (trie_pointer p)\r
+{\r
+ if (p == 0)\r
+ return 0;\r
+ else\r
+ {\r
+ trie_l[p] = compress_trie(trie_l[p]);\r
+ trie_r[p] = compress_trie(trie_r[p]);\r
+\r
+ return trie_node(p);\r
+ }\r
+}\r
+/* sec 0953 */\r
+void first_fit (trie_pointer p)\r
+{\r
+ trie_pointer h;\r
+ trie_pointer z;\r
+ trie_pointer q;\r
+ ASCII_code c;\r
+ trie_pointer l, r;\r
+ short ll;\r
+\r
+ c = trie_c[p];\r
+ z = trie_min[c];\r
+\r
+ while (true)\r
+ {\r
+ h = z - c;\r
+\r
+ if (trie_max < h + 256)\r
+ {\r
+ if (trie_size <= h + 256)\r
+ {\r
+ overflow("pattern memory", trie_size);\r
+ return;\r
+ }\r
+\r
+ do\r
+ {\r
+ incr(trie_max);\r
+ trie_taken[trie_max] = false;\r
+ trie_trl[trie_max] = trie_max + 1;\r
+ trie_tro[trie_max] = trie_max - 1;\r
+ }\r
+ while (!(trie_max == h + 256));\r
+ }\r
+\r
+ if (trie_taken[h])\r
+ goto not_found;\r
+\r
+ q = trie_r[p];\r
+\r
+ while (q > 0)\r
+ {\r
+ if (trie_trl[h + trie_c[q]] == 0)\r
+ goto not_found;\r
+\r
+ q = trie_r[q];\r
+ }\r
+\r
+ goto found;\r
+\r
+not_found:\r
+ z = trie_trl[z];\r
+ }\r
+\r
+found:\r
+ trie_taken[h] = true;\r
+ trie_hash[p] = h;\r
+ q = p;\r
+\r
+ do\r
+ {\r
+ z = h + trie_c[q];\r
+ l = trie_tro[z];\r
+ r = trie_trl[z];\r
+ trie_tro[r] = l;\r
+ trie_trl[l] = r;\r
+ trie_trl[z] = 0;\r
+\r
+ if (l < 256)\r
+ {\r
+ if (z < 256)\r
+ ll = z; /* short ll */\r
+ else\r
+ ll = 256;\r
+\r
+ do\r
+ {\r
+ trie_min[l] = r;\r
+ incr(l);\r
+ }\r
+ while (!(l == ll));\r
+ }\r
+\r
+ q = trie_r[q];\r
+ }\r
+ while (!(q == 0));\r
+}\r
+/* sec 0957 */\r
+void trie_pack (trie_pointer p)\r
+{\r
+ trie_pointer q;\r
+\r
+ do\r
+ {\r
+ q = trie_l[p];\r
+\r
+ if ((q > 0) && (trie_hash[q]== 0))\r
+ {\r
+ first_fit(q);\r
+ trie_pack(q);\r
+ }\r
+\r
+ p = trie_r[p];\r
+ }\r
+ while (!(p == 0));\r
+}\r
+/* sec 0959 */\r
+void trie_fix (trie_pointer p)\r
+{\r
+ trie_pointer q;\r
+ ASCII_code c;\r
+ trie_pointer z;\r
+\r
+ z = trie_hash[p];\r
+\r
+ do\r
+ {\r
+ q = trie_l[p];\r
+ c = trie_c[p];\r
+ trie_trl[z + c] = trie_hash[q];\r
+ trie_trc[z + c] = c;\r
+ trie_tro[z + c] = trie_o[p];\r
+\r
+ if (q > 0)\r
+ trie_fix(q);\r
+\r
+ p = trie_r[p];\r
+ }\r
+ while (!(p == 0));\r
+}\r
+/* sec 0960 */\r
+void new_patterns (void)\r
+{\r
+ char k, l;\r
+ boolean digit_sensed;\r
+ trie_op_code v;\r
+ trie_pointer p, q;\r
+ boolean first_child;\r
+ /* ASCII_code c; */\r
+ int c;\r
+\r
+ if (!trie_not_ready)\r
+ {\r
+ if (allow_patterns)\r
+ {\r
+ if (trace_flag)\r
+ puts("Resetting patterns");\r
+\r
+ reset_trie();\r
+\r
+ if (reset_exceptions)\r
+ {\r
+ if (trace_flag)\r
+ puts("Resetting exceptions");\r
+\r
+ reset_hyphen();\r
+ }\r
+ }\r
+ }\r
+\r
+ if (trie_not_ready)\r
+ {\r
+ set_cur_lang();\r
+ scan_left_brace();\r
+ k = 0;\r
+ hyf[0] = 0;\r
+ digit_sensed = false;\r
+\r
+ while (true)\r
+ {\r
+ get_x_token();\r
+\r
+ switch (cur_cmd)\r
+ {\r
+ case letter:\r
+ case other_char:\r
+ if (digit_sensed || (cur_chr < '0') || (cur_chr > '9'))\r
+ {\r
+ if (cur_chr == '.')\r
+ cur_chr = 0;\r
+ else\r
+ {\r
+ cur_chr = lc_code(cur_chr);\r
+\r
+ if (cur_chr == 0)\r
+ {\r
+ print_err("Nonletter");\r
+ help1("(See Appendix H.)");\r
+ error();\r
+ }\r
+ }\r
+\r
+ if (k < 63)\r
+ {\r
+ incr(k);\r
+ hc[k] = cur_chr;\r
+ hyf[k] = 0;\r
+ digit_sensed = false;\r
+ }\r
+ }\r
+ else if (k < 63)\r
+ {\r
+ hyf[k] = cur_chr - '0';\r
+ digit_sensed = true;\r
+ }\r
+ break;\r
+ case spacer:\r
+ case right_brace:\r
+ {\r
+ if (k > 0)\r
+ {\r
+ if (hc[1] == 0)\r
+ hyf[0] = 0;\r
+\r
+ if (hc[k] == 0)\r
+ hyf[k] = 0;\r
+\r
+ l = k;\r
+ v = min_trie_op;\r
+\r
+ while (true)\r
+ {\r
+ if (hyf[l]!= 0)\r
+ v = new_trie_op(k - l, hyf[l], v);\r
+\r
+ if (l > 0)\r
+ decr(l);\r
+ else\r
+ goto done1;\r
+ }\r
+done1:\r
+ q = 0;\r
+ hc[0] = cur_lang;\r
+\r
+ while (l <= k)\r
+ {\r
+ c = hc[l];\r
+ incr(l);\r
+ p = trie_l[q];\r
+ first_child = true;\r
+\r
+ while ((p > 0) && (c > trie_c[p]))\r
+ {\r
+ q = p;\r
+ p = trie_r[q];\r
+ first_child = false;\r
+ }\r
+\r
+ if ((p == 0) || (c < trie_c[p]))\r
+ {\r
+ if (trie_ptr == trie_size)\r
+ {\r
+ overflow("pattern memory", trie_size);\r
+ return;\r
+ }\r
+\r
+ incr(trie_ptr);\r
+ trie_r[trie_ptr] = p;\r
+ p = trie_ptr;\r
+ trie_l[p] = 0;\r
+\r
+ if (first_child)\r
+ trie_l[q] = p;\r
+ else\r
+ trie_r[q] = p;\r
+\r
+ trie_c[p] = c;\r
+ trie_o[p] = min_trie_op;\r
+ }\r
+\r
+ q = p;\r
+ }\r
+\r
+ if (trie_o[q] != min_trie_op)\r
+ {\r
+ print_err("Duplicate pattern");\r
+ help1("(See Appendix H.)");\r
+ error();\r
+ }\r
+\r
+ trie_o[q] = v;\r
+ }\r
+\r
+ if (cur_cmd == right_brace)\r
+ goto done;\r
+\r
+ k = 0;\r
+ hyf[0] = 0;\r
+ digit_sensed = false;\r
+ }\r
+ break;\r
+ default:\r
+ {\r
+ print_err("Bad ");\r
+ print_esc("patterns");\r
+ help1("(See Appendix H.)");\r
+ error();\r
+ }\r
+ break;\r
+ }\r
+ }\r
+done:;\r
+ }\r
+ else\r
+ {\r
+ print_err("Too late for ");\r
+ print_esc("patterns");\r
+ help1("All patterns must be given before typesetting begins.");\r
+ error();\r
+ link(garbage) = scan_toks(false, false);\r
+ flush_list(def_ref);\r
+ }\r
+}\r
+/* sec 0966 */\r
+void init_trie (void)\r
+{\r
+ trie_pointer p;\r
+ /* integer j, k, t; */\r
+ integer j, k;\r
+ int t;\r
+ trie_pointer r, s;\r
+\r
+ op_start[0] = - (integer) min_trie_op;\r
+\r
+ for (j = 1; j <= 255; j++)\r
+ op_start[j] = op_start[j - 1] + trie_used[j - 1];\r
+\r
+ for (j = 1; j <= trie_op_ptr; j++)\r
+ trie_op_hash[j] = op_start[trie_op_lang[j]] + trie_op_val[j];\r
+\r
+ for (j = 1; j <= trie_op_ptr; j++)\r
+ {\r
+ while (trie_op_hash[j] > j)\r
+ {\r
+ k = trie_op_hash[j];\r
+ t = hyf_distance[k];\r
+ hyf_distance[k] = hyf_distance[j];\r
+ hyf_distance[j] = t;\r
+ t = hyf_num[k];\r
+ hyf_num[k] = hyf_num[j];\r
+ hyf_num[j] = t;\r
+ t = hyf_next[k];\r
+ hyf_next[k] = hyf_next[j];\r
+ hyf_next[j]= t;\r
+ trie_op_hash[j] = trie_op_hash[k];\r
+ trie_op_hash[k] = k;\r
+ }\r
+ }\r
+\r
+ for (p = 0; p <= trie_size; p++)\r
+ trie_hash[p] = 0;\r
+\r
+ trie_l[0] = compress_trie(trie_l[0]);\r
+\r
+ for (p = 0; p <= trie_ptr; p++)\r
+ trie_hash[p] = 0;\r
+\r
+ for (p = 0; p <= 255; p++)\r
+ trie_min[p] = p + 1;\r
+\r
+ trie_trl[0] = 1;\r
+ trie_max = 0;\r
+\r
+ if (trie_l[0] != 0)\r
+ {\r
+ first_fit(trie_l[0]);\r
+ trie_pack(trie_l[0]);\r
+ }\r
+\r
+ if (trie_l[0] == 0)\r
+ {\r
+ for (r = 0; r <= 256; r++)\r
+ {\r
+ trie_trl[r] = 0;\r
+ trie_tro[r] = min_trie_op;\r
+ trie_trc[r] = 0;\r
+ }\r
+\r
+ trie_max = 256;\r
+ }\r
+ else\r
+ {\r
+ trie_fix(trie_l[0]);\r
+ r = 0;\r
+\r
+ do\r
+ {\r
+ s = trie_trl[r];\r
+\r
+ {\r
+ trie_trl[r] = 0;\r
+ trie_tro[r] = min_trie_op;\r
+ trie_trc[r] = 0;\r
+ }\r
+\r
+ r = s;\r
+ }\r
+ while (!(r > trie_max));\r
+ }\r
+\r
+ trie_trc[0] = 63;\r
+ trie_not_ready = false;\r
+}\r
+#endif\r
+\r
+#ifdef INITEX\r
+/* sec 1302 */\r
+void store_fmt_file (void)\r
+{\r
+ integer j, k, l;\r
+ pointer p, q;\r
+ integer x;\r
+\r
+ if (!is_initex)\r
+ {\r
+ puts("! \\dump is performed only by INITEX");\r
+\r
+ if (!knuth_flag)\r
+ puts(" (Use -i on the command line)");\r
+\r
+ return;\r
+ }\r
+\r
+ if (save_ptr != 0)\r
+ {\r
+ print_err("You can't dump inside a group");\r
+ help1("`{...\\dump}' is a no-no.");\r
+ succumb();\r
+ }\r
+\r
+ selector = new_string;\r
+ prints(" (preloaded format=");\r
+ print(job_name);\r
+ print_char(' ');\r
+ print_int(year);\r
+ print_char('.');\r
+ print_int(month);\r
+ print_char('.');\r
+ print_int(day);\r
+ print_char(')');\r
+\r
+ if (interaction == batch_mode)\r
+ selector = log_only;\r
+ else\r
+ selector = term_and_log;\r
+\r
+ str_room(1);\r
+ format_ident = make_string();\r
+ pack_job_name(".fmt");\r
+\r
+ while (!w_open_out(fmt_file))\r
+ prompt_file_name("format file name", ".fmt");\r
+\r
+ print_nl("Beginning to dump on file ");\r
+ slow_print(w_make_name_string(fmt_file));\r
+ flush_string();\r
+ print_nl("");\r
+ slow_print(format_ident);\r
+\r
+ dump_int(BEGINFMTCHECKSUM);\r
+ dump_int(mem_bot);\r
+ dump_int(mem_top);\r
+ dump_int(eqtb_size);\r
+ dump_int(hash_prime);\r
+ dump_int(hyphen_prime);\r
+ dump_int(pool_ptr);\r
+ dump_int(str_ptr);\r
+ dumpthings(str_start[0], str_ptr + 1);\r
+ dumpthings(str_pool[0], pool_ptr);\r
+ print_ln();\r
+ print_int(str_ptr);\r
+ prints(" strings of total length ");\r
+ print_int(pool_ptr);\r
+\r
+ sort_avail();\r
+ var_used = 0;\r
+ dump_int(lo_mem_max);\r
+ dump_int(rover);\r
+ p = 0;\r
+ q = rover;\r
+ x = 0;\r
+\r
+ do\r
+ {\r
+ if (dumpthings(mem[p], q + 2 - p))\r
+ return;\r
+\r
+ x = x + q + 2 - p;\r
+ var_used = var_used + q - p;\r
+ p = q + node_size(q);\r
+ q = rlink(q);\r
+ }\r
+ while (!(q == rover));\r
+\r
+ var_used = var_used + lo_mem_max - p;\r
+ dyn_used = mem_end + 1 - hi_mem_min;\r
+\r
+ if (dumpthings(mem[p], lo_mem_max + 1 - p))\r
+ return;\r
+\r
+ x = x + lo_mem_max + 1 - p;\r
+ dump_int(hi_mem_min);\r
+ dump_int(avail); \r
+\r
+ if (dumpthings(mem[hi_mem_min], mem_end + 1 - hi_mem_min))\r
+ return;\r
+\r
+ x = x + mem_end + 1 - hi_mem_min;\r
+ p = avail;\r
+\r
+ while (p != 0)\r
+ {\r
+ decr(dyn_used);\r
+ p = link(p);\r
+ }\r
+\r
+ dump_int(var_used);\r
+ dump_int(dyn_used);\r
+ print_ln();\r
+ print_int(x);\r
+ prints(" memory locations dumped; current usage is ");\r
+ print_int(var_used);\r
+ print_char('&');\r
+ print_int(dyn_used);\r
+\r
+ k = active_base;\r
+\r
+ do\r
+ {\r
+ j = k;\r
+\r
+ while (j < (int_base - 1))\r
+ {\r
+ if ((equiv(j) == equiv(j + 1)) &&\r
+ (eq_type(j) == eq_type(j + 1)) &&\r
+ (eq_level(j) == eq_level(j + 1)))\r
+ goto found1;\r
+\r
+ incr(j);\r
+ }\r
+\r
+ l = (int_base);\r
+ goto done1;\r
+\r
+found1:\r
+ incr(j);\r
+ l = j;\r
+\r
+ while (j < (int_base - 1))\r
+ {\r
+ if ((equiv(j) != equiv(j + 1)) ||\r
+ (eq_type(j) != eq_type(j + 1)) ||\r
+ (eq_level(j) != eq_level(j + 1)))\r
+ goto done1;\r
+\r
+ incr(j);\r
+ }\r
+\r
+done1:\r
+ dump_int(l - k);\r
+\r
+ if (dumpthings(eqtb[k], l - k))\r
+ return;\r
+\r
+ k = j + 1;\r
+ dump_int(k - l);\r
+ }\r
+ while (!(k == (int_base)));\r
+\r
+ do\r
+ {\r
+ j = k;\r
+\r
+ while (j < (eqtb_size))\r
+ {\r
+ if (eqtb[j].cint == eqtb[j + 1].cint)\r
+ goto found2;\r
+\r
+ incr(j);\r
+ }\r
+\r
+ l = (eqtb_size + 1);\r
+ goto done2;\r
+\r
+found2:\r
+ incr(j);\r
+ l = j;\r
+\r
+ while (j < (eqtb_size))\r
+ {\r
+ if (eqtb[j].cint != eqtb[j + 1].cint)\r
+ goto done2;\r
+\r
+ incr(j);\r
+ }\r
+\r
+done2:\r
+ dump_int(l - k);\r
+\r
+ if (dumpthings(eqtb[k], l - k))\r
+ return;\r
+\r
+ k = j + 1;\r
+ dump_int(k - l);\r
+ }\r
+ while (!(k > (eqtb_size)));\r
+\r
+ dump_int(par_loc);\r
+ dump_int(write_loc);\r
+\r
+ dump_int(hash_used);\r
+ cs_count = frozen_control_sequence - 1 - hash_used;\r
+\r
+ if (trace_flag)\r
+ printf("itex cs_count %lld hash_size %d hash_extra %d hash_used %d",\r
+ cs_count, hash_size, hash_extra, hash_used);\r
+\r
+ for (p = hash_base; p <= hash_used; p++)\r
+ {\r
+ if (text(p) != 0)\r
+ {\r
+ dump_int(p);\r
+ dump_hh(hash[p]);\r
+ incr(cs_count);\r
+\r
+ if (trace_flag)\r
+ puts("itex.c store_fmt_file() cs_count++ ");\r
+ }\r
+ }\r
+\r
+ if (dumpthings(hash[hash_used + 1], undefined_control_sequence - 1 - hash_used))\r
+ return;\r
+\r
+ dump_int(cs_count);\r
+ print_ln();\r
+ print_int(cs_count);\r
+ prints(" multiletter control sequences");\r
+\r
+ dump_int(fmem_ptr);\r
+\r
+ {\r
+ dumpthings(font_info[0], fmem_ptr);\r
+ dump_int(font_ptr);\r
+ dumpthings(font_check[0], font_ptr + 1);\r
+ dumpthings(font_size[0], font_ptr + 1);\r
+ dumpthings(font_dsize[0], font_ptr + 1);\r
+ dumpthings(font_params[0], font_ptr + 1);\r
+ dumpthings(hyphen_char[0], font_ptr + 1);\r
+ dumpthings(skew_char[0], font_ptr + 1);\r
+ dumpthings(font_name[0], font_ptr + 1);\r
+ dumpthings(font_area[0], font_ptr + 1);\r
+ dumpthings(font_bc[0], font_ptr + 1);\r
+ dumpthings(font_ec[0], font_ptr + 1);\r
+ dumpthings(char_base[0], font_ptr + 1);\r
+ dumpthings(width_base[0], font_ptr + 1);\r
+ dumpthings(height_base[0], font_ptr + 1);\r
+ dumpthings(depth_base[0], font_ptr + 1);\r
+ dumpthings(italic_base[0], font_ptr + 1);\r
+ dumpthings(lig_kern_base[0], font_ptr + 1);\r
+ dumpthings(kern_base[0], font_ptr + 1);\r
+ dumpthings(exten_base[0], font_ptr + 1);\r
+ dumpthings(param_base[0], font_ptr + 1);\r
+ dumpthings(font_glue[0], font_ptr + 1);\r
+ dumpthings(bchar_label[0], font_ptr + 1);\r
+ dumpthings(font_bchar[0], font_ptr + 1);\r
+ dumpthings(font_false_bchar[0], font_ptr + 1);\r
+\r
+ for (k = 0; k <= font_ptr; k++)\r
+ {\r
+ print_nl("\\font");\r
+ print_esc("");\r
+ print(font_id_text(k));\r
+ print_char('=');\r
+ print_file_name(font_name[k], font_area[k], 335);\r
+\r
+ if (font_size[k] != font_dsize[k])\r
+ {\r
+ prints(" at ");\r
+ print_scaled(font_size[k]);\r
+ prints("pt");\r
+ }\r
+ }\r
+ }\r
+\r
+ print_ln();\r
+ print_int(fmem_ptr - 7);\r
+ prints(" words of font info for ");\r
+ print_int(font_ptr - font_base);\r
+ prints(" preloaded font");\r
+\r
+ if (font_ptr != font_base + 1)\r
+ print_char('s');\r
+\r
+ dump_int(hyph_count);\r
+\r
+ for (k = 0; k <= hyphen_prime; k++)\r
+ {\r
+ if (hyph_word[k] != 0)\r
+ {\r
+ dump_int(k);\r
+ dump_int(hyph_word[k]);\r
+ dump_int(hyph_list[k]);\r
+ }\r
+ }\r
+\r
+ print_ln();\r
+ print_int(hyph_count);\r
+ prints(" hyphenation exception");\r
+\r
+ if (hyph_count != 1)\r
+ print_char('s');\r
+\r
+ if (trie_not_ready)\r
+ init_trie();\r
+\r
+ dump_int(trie_max);\r
+ dumpthings(trie_trl[0], trie_max + 1);\r
+ dumpthings(trie_tro[0], trie_max + 1);\r
+ dumpthings(trie_trc[0], trie_max + 1);\r
+ dump_int(trie_op_ptr);\r
+ dumpthings(hyf_distance[1], trie_op_ptr);\r
+ dumpthings(hyf_num[1], trie_op_ptr);\r
+ dumpthings(hyf_next[1], trie_op_ptr);\r
+ print_nl("Hyphenation trie of length ");\r
+ print_int(trie_max);\r
+ prints(" has ");\r
+ print_int(trie_op_ptr);\r
+ prints(" op");\r
+\r
+ if (trie_op_ptr != 1)\r
+ print_char('s');\r
+\r
+ prints(" out of ");\r
+ print_int(trie_op_size);\r
+\r
+ for (k = 255; k >= 0; k--)\r
+ {\r
+ if (trie_used[k] > 0)\r
+ {\r
+ print_nl(" ");\r
+ print_int(trie_used[k]);\r
+ prints(" for language ");\r
+ print_int(k);\r
+ dump_int(k);\r
+ dump_int(trie_used[k]);\r
+ }\r
+ }\r
+\r
+ dump_int(interaction);\r
+ dump_int(format_ident);\r
+ dump_int(ENDFMTCHECKSUM);\r
+ tracing_stats = 0;\r
+\r
+#ifdef COMPACTFORMAT\r
+ gz_w_close(gz_fmt_file);\r
+#else\r
+ w_close(fmt_file);\r
+#endif\r
+}\r
+#endif\r
+\r
+#ifdef INITEX\r
+/* sec 01336 */\r
+void init_prim (void)\r
+{\r
+ no_new_control_sequence = false;\r
+ /* sec 0266 */\r
+ primitive("lineskip", assign_glue, glue_base + line_skip_code);\r
+ primitive("baselineskip", assign_glue, glue_base + baseline_skip_code);\r
+ primitive("parskip", assign_glue, glue_base + par_skip_code);\r
+ primitive("abovedisplayskip", assign_glue, glue_base + above_display_skip_code);\r
+ primitive("belowdisplayskip", assign_glue, glue_base + below_display_skip_code);\r
+ primitive("abovedisplayshortskip", assign_glue, glue_base + above_display_short_skip_code);\r
+ primitive("belowdisplayshortskip", assign_glue, glue_base + below_display_short_skip_code);\r
+ primitive("leftskip", assign_glue, glue_base + left_skip_code);\r
+ primitive("rightskip", assign_glue, glue_base + right_skip_code);\r
+ primitive("topskip", assign_glue, glue_base + top_skip_code);\r
+ primitive("splittopskip", assign_glue, glue_base + split_top_skip_code);\r
+ primitive("tabskip", assign_glue, glue_base + tab_skip_code);\r
+ primitive("spaceskip", assign_glue, glue_base + space_skip_code);\r
+ primitive("xspaceskip", assign_glue, glue_base + xspace_skip_code);\r
+ primitive("parfillskip", assign_glue, glue_base + par_fill_skip_code);\r
+ primitive("thinmuskip", assign_mu_glue, glue_base + thin_mu_skip_code);\r
+ primitive("medmuskip", assign_mu_glue, glue_base + med_mu_skip_code);\r
+ primitive("thickmuskip", assign_mu_glue, glue_base + thick_mu_skip_code);\r
+ /* sec 0230 */\r
+ primitive("output", assign_toks, output_routine_loc);\r
+ primitive("everypar", assign_toks, every_par_loc);\r
+ primitive("everymath", assign_toks, every_math_loc);\r
+ primitive("everydisplay", assign_toks, every_display_loc);\r
+ primitive("everyhbox", assign_toks, every_hbox_loc);\r
+ primitive("everyvbox", assign_toks, every_vbox_loc);\r
+ primitive("everyjob", assign_toks, every_job_loc);\r
+ primitive("everycr", assign_toks, every_cr_loc);\r
+ primitive("errhelp", assign_toks, err_help_loc);\r
+ /* sec 0238 */\r
+ primitive("pretolerance", assign_int, int_base + pretolerance_code);\r
+ primitive("tolerance", assign_int, int_base + tolerance_code);\r
+ primitive("linepenalty", assign_int, int_base + line_penalty_code);\r
+ primitive("hyphenpenalty", assign_int, int_base + hyphen_penalty_code);\r
+ primitive("exhyphenpenalty", assign_int, int_base + ex_hyphen_penalty_code);\r
+ primitive("clubpenalty", assign_int, int_base + club_penalty_code);\r
+ primitive("widowpenalty", assign_int, int_base + widow_penalty_code);\r
+ primitive("displaywidowpenalty", assign_int, int_base + display_widow_penalty_code);\r
+ primitive("brokenpenalty", assign_int, int_base + broken_penalty_code);\r
+ primitive("binoppenalty", assign_int, int_base + bin_op_penalty_code);\r
+ primitive("relpenalty", assign_int, int_base + rel_penalty_code);\r
+ primitive("predisplaypenalty", assign_int, int_base + pre_display_penalty_code);\r
+ primitive("postdisplaypenalty", assign_int, int_base + post_display_penalty_code);\r
+ primitive("interlinepenalty", assign_int, int_base + inter_line_penalty_code);\r
+ primitive("doublehyphendemerits", assign_int, int_base + double_hyphen_demerits_code);\r
+ primitive("finalhyphendemerits", assign_int, int_base + final_hyphen_demerits_code);\r
+ primitive("adjdemerits", assign_int, int_base + adj_demerits_code);\r
+ primitive("mag", assign_int, int_base + mag_code);\r
+ primitive("delimiterfactor", assign_int, int_base + delimiter_factor_code);\r
+ primitive("looseness", assign_int, int_base + looseness_code);\r
+ primitive("time", assign_int, int_base + time_code);\r
+ primitive("day", assign_int, int_base + day_code);\r
+ primitive("month", assign_int, int_base + month_code);\r
+ primitive("year", assign_int, int_base + year_code);\r
+ primitive("showboxbreadth", assign_int, int_base + show_box_breadth_code);\r
+ primitive("showboxdepth", assign_int, int_base + show_box_depth_code);\r
+ primitive("hbadness", assign_int, int_base + hbadness_code);\r
+ primitive("vbadness", assign_int, int_base + vbadness_code);\r
+ primitive("pausing", assign_int, int_base + pausing_code);\r
+ primitive("tracingonline", assign_int, int_base + tracing_online_code);\r
+ primitive("tracingmacros", assign_int, int_base + tracing_macros_code);\r
+ primitive("tracingstats", assign_int, int_base + tracing_stats_code);\r
+ primitive("tracingparagraphs", assign_int, int_base + tracing_paragraphs_code);\r
+ primitive("tracingpages", assign_int, int_base + tracing_pages_code);\r
+ primitive("tracingoutput", assign_int, int_base + tracing_output_code);\r
+ primitive("tracinglostchars", assign_int, int_base + tracing_lost_chars_code);\r
+ primitive("tracingcommands", assign_int, int_base + tracing_commands_code);\r
+ primitive("tracingrestores", assign_int, int_base + tracing_restores_code);\r
+ primitive("uchyph", assign_int, int_base + uc_hyph_code);\r
+ primitive("outputpenalty", assign_int, int_base + output_penalty_code);\r
+ primitive("maxdeadcycles", assign_int, int_base + max_dead_cycles_code);\r
+ primitive("hangafter", assign_int, int_base + hang_after_code);\r
+ primitive("floatingpenalty", assign_int, int_base + floating_penalty_code);\r
+ primitive("globaldefs", assign_int, int_base + global_defs_code);\r
+ primitive("fam", assign_int, int_base + cur_fam_code);\r
+ primitive("escapechar", assign_int, int_base + escape_char_code);\r
+ primitive("defaulthyphenchar", assign_int, int_base + default_hyphen_char_code);\r
+ primitive("defaultskewchar", assign_int, int_base + default_skew_char_code);\r
+ primitive("endlinechar", assign_int, int_base + end_line_char_code);\r
+ primitive("newlinechar", assign_int, int_base + new_line_char_code);\r
+ primitive("language", assign_int, int_base + language_code);\r
+ primitive("lefthyphenmin", assign_int, int_base + left_hyphen_min_code);\r
+ primitive("righthyphenmin", assign_int, int_base + right_hyphen_min_code);\r
+ primitive("holdinginserts", assign_int, int_base + holding_inserts_code);\r
+ primitive("errorcontextlines", assign_int, int_base + error_context_lines_code);\r
+ /* sec 0248 */\r
+ primitive("parindent", assign_dimen, dimen_base + par_indent_code);\r
+ primitive("mathsurround", assign_dimen, dimen_base + math_surround_code);\r
+ primitive("lineskiplimit", assign_dimen, dimen_base + line_skip_limit_code);\r
+ primitive("hsize", assign_dimen, dimen_base + hsize_code);\r
+ primitive("vsize", assign_dimen, dimen_base + vsize_code);\r
+ primitive("maxdepth", assign_dimen, dimen_base + max_depth_code);\r
+ primitive("splitmaxdepth", assign_dimen, dimen_base + split_max_depth_code);\r
+ primitive("boxmaxdepth", assign_dimen, dimen_base + box_max_depth_code);\r
+ primitive("hfuzz", assign_dimen, dimen_base + hfuzz_code);\r
+ primitive("vfuzz", assign_dimen, dimen_base + vfuzz_code);\r
+ primitive("delimitershortfall", assign_dimen, dimen_base + delimiter_shortfall_code);\r
+ primitive("nulldelimiterspace", assign_dimen, dimen_base + null_delimiter_space_code);\r
+ primitive("scriptspace", assign_dimen, dimen_base + script_space_code);\r
+ primitive("predisplaysize", assign_dimen, dimen_base + pre_display_size_code);\r
+ primitive("displaywidth", assign_dimen, dimen_base + display_width_code);\r
+ primitive("displayindent", assign_dimen, dimen_base + display_indent_code);\r
+ primitive("overfullrule", assign_dimen, dimen_base + overfull_rule_code);\r
+ primitive("hangindent", assign_dimen, dimen_base + hang_indent_code);\r
+ primitive("hoffset", assign_dimen, dimen_base + h_offset_code);\r
+ primitive("voffset", assign_dimen, dimen_base + v_offset_code);\r
+ primitive("emergencystretch", assign_dimen, dimen_base + emergency_stretch_code);\r
+ primitive(" ", ex_space, 0);\r
+ primitive("/", ital_corr, 0);\r
+ primitive("accent", accent, 0);\r
+ primitive("advance", advance, 0);\r
+ primitive("afterassignment", after_assignment, 0);\r
+ primitive("aftergroup", after_group, 0);\r
+ primitive("begingroup", begin_group, 0);\r
+ primitive("char", char_num, 0);\r
+ primitive("csname", cs_name, 0);\r
+ primitive("delimiter", delim_num, 0);\r
+ primitive("divide", divide, 0);\r
+ primitive("endcsname", end_cs_name, 0);\r
+ primitive("endgroup", end_group, 0);\r
+ text(frozen_end_group) = make_string_pool("endgroup");\r
+ eqtb[frozen_end_group] = eqtb[cur_val]; \r
+ primitive("expandafter", expand_after, 0);\r
+ primitive("font", def_font, 0);\r
+ primitive("fontdimen", assign_font_dimen, 0);\r
+ primitive("halign", halign, 0);\r
+ primitive("hrule", hrule, 0);\r
+ primitive("ignorespaces", ignore_spaces, 0);\r
+ primitive("insert", insert, 0);\r
+ primitive("mark", mark, 0);\r
+ primitive("mathaccent", math_accent, 0);\r
+ primitive("mathchar", math_char_num, 0);\r
+ primitive("mathchoice", math_choice, 0);\r
+ primitive("multiply", multiply, 0);\r
+ primitive("noalign", no_align, 0);\r
+ primitive("noboundary", no_boundary, 0);\r
+ primitive("noexpand", no_expand, 0);\r
+ primitive("nonscript", non_script, 0);\r
+ primitive("omit", omit, 0);\r
+ primitive("parshape", set_shape, 0);\r
+ primitive("penalty", break_penalty, 0);\r
+ primitive("prevgraf", set_prev_graf, 0);\r
+ primitive("radical", radical, 0);\r
+ primitive("read", read_to_cs, 0);\r
+ primitive("relax", relax, 256);\r
+ text(frozen_relax) = make_string_pool("relax");\r
+ eqtb[frozen_relax] = eqtb[cur_val];\r
+ primitive("setbox", set_box, 0);\r
+ primitive("the", the, 0);\r
+ primitive("toks", toks_register, 0);\r
+ primitive("vadjust", vadjust, 0);\r
+ primitive("valign", valign, 0);\r
+ primitive("vcenter", vcenter, 0);\r
+ primitive("vrule", vrule, 0);\r
+ primitive("par", par_end, 256);\r
+ par_loc = cur_val; \r
+ par_token = cs_token_flag + par_loc;\r
+ primitive("input", input, 0);\r
+ primitive("endinput", input, 1);\r
+ primitive("topmark", top_bot_mark, top_mark_code);\r
+ primitive("firstmark", top_bot_mark, first_mark_code);\r
+ primitive("botmark", top_bot_mark, bot_mark_code);\r
+ primitive("splitfirstmark", top_bot_mark, split_first_mark_code);\r
+ primitive("splitbotmark", top_bot_mark, split_bot_mark_code);\r
+ primitive("count", tex_register, int_val);\r
+ primitive("dimen", tex_register, dimen_val);\r
+ primitive("skip", tex_register, glue_val);\r
+ primitive("muskip", tex_register, mu_val);\r
+ primitive("spacefactor", set_aux, hmode);\r
+ primitive("prevdepth", set_aux, vmode);\r
+ primitive("deadcycles", set_page_int, 0);\r
+ primitive("insertpenalties", set_page_int, 1);\r
+ primitive("wd", set_box_dimen, width_offset);\r
+ primitive("ht", set_box_dimen, height_offset);\r
+ primitive("dp", set_box_dimen, depth_offset);\r
+ primitive("lastpenalty", last_item, int_val);\r
+ primitive("lastkern", last_item, dimen_val);\r
+ primitive("lastskip", last_item, glue_val);\r
+ primitive("inputlineno", last_item, input_line_no_code);\r
+ primitive("badness", last_item, badness_code);\r
+ primitive("number", convert, number_code);\r
+ primitive("romannumeral", convert, roman_numeral_code);\r
+ primitive("string", convert, string_code);\r
+ primitive("meaning", convert, meaning_code);\r
+ primitive("fontname", convert, font_name_code);\r
+ primitive("jobname", convert, job_name_code);\r
+ primitive("if", if_test, if_char_code);\r
+ primitive("ifcat", if_test, if_cat_code);\r
+ primitive("ifnum", if_test, if_int_code);\r
+ primitive("ifdim", if_test, if_dim_code);\r
+ primitive("ifodd", if_test, if_odd_code);\r
+ primitive("ifvmode", if_test, if_vmode_code);\r
+ primitive("ifhmode", if_test, if_hmode_code);\r
+ primitive("ifmmode", if_test, if_mmode_code);\r
+ primitive("ifinner", if_test, if_inner_code);\r
+ primitive("ifvoid", if_test, if_void_code);\r
+ primitive("ifhbox", if_test, if_hbox_code);\r
+ primitive("ifvbox", if_test, if_vbox_code);\r
+ primitive("ifx", if_test, ifx_code);\r
+ primitive("ifeof", if_test, if_eof_code);\r
+ primitive("iftrue", if_test, if_true_code);\r
+ primitive("iffalse", if_test, if_false_code);\r
+ primitive("ifcase", if_test, if_case_code);\r
+ primitive("fi", fi_or_else, fi_code);\r
+ text(frozen_fi) = make_string_pool("fi");\r
+ eqtb[frozen_fi] = eqtb[cur_val];\r
+ primitive("or", fi_or_else, or_code);\r
+ primitive("else", fi_or_else, else_code);\r
+ primitive("nullfont", set_font, null_font);\r
+ text(frozen_null_font) = 795;\r
+ eqtb[frozen_null_font] = eqtb[cur_val];\r
+ primitive("span", tab_mark, span_code);\r
+ primitive("cr", car_ret, cr_code);\r
+ text(frozen_cr) = make_string_pool("cr");\r
+ eqtb[frozen_cr] = eqtb[cur_val];\r
+ primitive("crcr", car_ret, cr_cr_code);\r
+ text(frozen_end_template) = make_string_pool("endtemplate");\r
+ text(frozen_endv) = make_string_pool("endtemplate");\r
+ eq_type(frozen_endv) = endv;\r
+ equiv(frozen_endv) = null_list; \r
+ eq_level(frozen_endv) = level_one; \r
+ eqtb[frozen_end_template] = eqtb[frozen_endv]; \r
+ eq_type(frozen_end_template) = end_template;\r
+ primitive("pagegoal", set_page_dimen, 0);\r
+ primitive("pagetotal", set_page_dimen, 1);\r
+ primitive("pagestretch", set_page_dimen, 2);\r
+ primitive("pagefilstretch", set_page_dimen, 3);\r
+ primitive("pagefillstretch", set_page_dimen, 4);\r
+ primitive("pagefilllstretch", set_page_dimen, 5);\r
+ primitive("pageshrink", set_page_dimen, 6);\r
+ primitive("pagedepth", set_page_dimen, 7);\r
+ primitive("end", stop, 0);\r
+ primitive("dump", stop, 1);\r
+ primitive("hskip", hskip, skip_code);\r
+ primitive("hfil", hskip, fil_code);\r
+ primitive("hfill", hskip, fill_code);\r
+ primitive("hss", hskip, ss_code);\r
+ primitive("hfilneg", hskip, fil_neg_code);\r
+ primitive("vskip", vskip, skip_code);\r
+ primitive("vfil", vskip, fil_code);\r
+ primitive("vfill", vskip, fill_code);\r
+ primitive("vss", vskip, ss_code);\r
+ primitive("vfilneg", vskip, fil_neg_code);\r
+ primitive("mskip", mskip, mskip_code);\r
+ primitive("kern", kern, explicit);\r
+ primitive("mkern", mkern, mu_glue);\r
+ primitive("moveleft", hmove, 1);\r
+ primitive("moveright", hmove, 0);\r
+ primitive("raise", vmove, 1);\r
+ primitive("lower", vmove, 0);\r
+ primitive("box", make_box, box_code);\r
+ primitive("copy", make_box, copy_code);\r
+ primitive("lastbox", make_box, last_box_code);\r
+ primitive("vsplit", make_box, vsplit_code);\r
+ primitive("vtop", make_box, vtop_code);\r
+ primitive("vbox", make_box, vtop_code + vmode);\r
+ primitive("hbox", make_box, vtop_code + hmode);\r
+ primitive("shipout", leader_ship, a_leaders - 1);\r
+ primitive("leaders", leader_ship, a_leaders);\r
+ primitive("cleaders", leader_ship, c_leaders);\r
+ primitive("xleaders", leader_ship, x_leaders);\r
+ primitive("indent", start_par, 1);\r
+ primitive("noindent", start_par, 0);\r
+ primitive("unpenalty", remove_item, penalty_node);\r
+ primitive("unkern", remove_item, kern_node);\r
+ primitive("unskip", remove_item, glue_node);\r
+ primitive("unhbox", un_hbox, box_code);\r
+ primitive("unhcopy", un_hbox, copy_code);\r
+ primitive("unvbox", un_vbox, box_code);\r
+ primitive("unvcopy", un_vbox, copy_code);\r
+ primitive("-", discretionary, 1);\r
+ primitive("discretionary", discretionary, 0);\r
+ primitive("eqno", eq_no, 0);\r
+ primitive("leqno", eq_no, 1);\r
+ primitive("mathord", math_comp, ord_noad);\r
+ primitive("mathop", math_comp, op_noad);\r
+ primitive("mathbin", math_comp, bin_noad);\r
+ primitive("mathrel", math_comp, rel_noad);\r
+ primitive("mathopen", math_comp, open_noad);\r
+ primitive("mathclose", math_comp, close_noad);\r
+ primitive("mathpunct", math_comp, punct_noad);\r
+ primitive("mathinner", math_comp, inner_noad);\r
+ primitive("underline", math_comp, under_noad);\r
+ primitive("overline", math_comp, over_noad);\r
+ primitive("displaylimits", limit_switch, normal);\r
+ primitive("limits", limit_switch, limits);\r
+ primitive("nolimits", limit_switch, no_limits);\r
+ primitive("displaystyle", math_style, display_style);\r
+ primitive("textstyle", math_style, text_style);\r
+ primitive("scriptstyle", math_style, script_style);\r
+ primitive("scriptscriptstyle", math_style, script_script_style);\r
+ primitive("above", above, above_code);\r
+ primitive("over", above, over_code);\r
+ primitive("atop", above, atop_code);\r
+ primitive("abovewithdelims", above, delimited_code + above_code);\r
+ primitive("overwithdelims", above, delimited_code + over_code);\r
+ primitive("atopwithdelims", above, delimited_code + atop_code);\r
+ primitive("left", left_right, left_noad);\r
+ primitive("right", left_right, right_noad);\r
+ text(frozen_right) = make_string_pool("right");\r
+ eqtb[frozen_right] = eqtb[cur_val]; \r
+ primitive("long", prefix, 1);\r
+ primitive("outer", prefix, 2);\r
+ primitive("global", prefix, 4);\r
+ primitive("def", def, 0);\r
+ primitive("gdef", def, 1);\r
+ primitive("edef", def, 2);\r
+ primitive("xdef", def, 3);\r
+ primitive("let", let, normal);\r
+ primitive("futurelet", let, normal + 1);\r
+ primitive("chardef", shorthand_def, char_def_code);\r
+ primitive("mathchardef", shorthand_def, math_char_def_code);\r
+ primitive("countdef", shorthand_def, count_def_code);\r
+ primitive("dimendef", shorthand_def, dimen_def_code);\r
+ primitive("skipdef", shorthand_def, skip_def_code);\r
+ primitive("muskipdef", shorthand_def, mu_skip_def_code);\r
+ primitive("toksdef", shorthand_def, toks_def_code);\r
+ primitive("catcode", def_code, cat_code_base);\r
+ primitive("mathcode", def_code, math_code_base);\r
+ primitive("lccode", def_code, lc_code_base);\r
+ primitive("uccode", def_code, uc_code_base);\r
+ primitive("sfcode", def_code, sf_code_base);\r
+ primitive("delcode", def_code, del_code_base);\r
+ primitive("textfont", def_family, math_font_base);\r
+ primitive("scriptfont", def_family, math_font_base + script_size);\r
+ primitive("scriptscriptfont", def_family, math_font_base + script_script_size);\r
+ primitive("hyphenation", hyph_data, 0);\r
+ primitive("patterns", hyph_data, 1);\r
+ primitive("hyphenchar", assign_font_int, 0);\r
+ primitive("skewchar", assign_font_int, 1);\r
+ primitive("batchmode", set_interaction, batch_mode);\r
+ primitive("nonstopmode", set_interaction, nonstop_mode);\r
+ primitive("scrollmode", set_interaction, scroll_mode);\r
+ primitive("errorstopmode", set_interaction, error_stop_mode);\r
+ primitive("openin", in_stream, 1);\r
+ primitive("closein", in_stream, 0);\r
+ primitive("message", message, 0);\r
+ primitive("errmessage", message, 1);\r
+ primitive("lowercase", case_shift, lc_code_base);\r
+ primitive("uppercase", case_shift, uc_code_base);\r
+ primitive("show", xray, show_code);\r
+ primitive("showbox", xray, show_box_code);\r
+ primitive("showthe", xray, show_the_code);\r
+ primitive("showlists", xray, show_lists);\r
+ primitive("openout", extension, open_node);\r
+ primitive("write", extension, write_node);\r
+ write_loc = cur_val;\r
+ primitive("closeout", extension, close_node);\r
+ primitive("special", extension, special_node);\r
+ primitive("immediate", extension, immediate_code);\r
+ primitive("setlanguage", extension, set_language_code);\r
+ no_new_control_sequence = true; \r
+}\r
+#endif\r