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/* extra_routines.c: Tables for glues, rules, penalties, etc.
This file is part of Omega,
which is based on the web2c distribution of TeX,
Copyright (c) 1994--2001 John Plaice and Yannis Haralambous
Omega 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.
Omega 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 Omega; if not, write to the Free Software Foundation, Inc.,
59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
*/
#include "cpascal.h"
#include "manifests.h"
#include "list_routines.h"
#include "extra_routines.h"
#include "header_routines.h"
#include "error_routines.h"
#define MAX_EXTRA_TABLES 16
#define MAX_TABLE_ENTRIES 256
unsigned *ivalue_tables[MAX_EXTRA_TABLES];
unsigned *penalty_tables[MAX_EXTRA_TABLES];
fix *fvalue_tables[MAX_EXTRA_TABLES];
fix *mvalue_tables[MAX_EXTRA_TABLES];
rule *rule_tables[MAX_EXTRA_TABLES];
glue *glue_tables[MAX_EXTRA_TABLES];
unsigned max_ivalue_entry[MAX_EXTRA_TABLES];
unsigned max_penalty_entry[MAX_EXTRA_TABLES];
unsigned max_fvalue_entry[MAX_EXTRA_TABLES];
unsigned max_mvalue_entry[MAX_EXTRA_TABLES];
unsigned max_rule_entry[MAX_EXTRA_TABLES];
unsigned max_glue_entry[MAX_EXTRA_TABLES];
unsigned no_ivalue_tables = 0;
unsigned no_penalty_tables = 0;
unsigned no_fvalue_tables = 0;
unsigned no_mvalue_tables = 0;
unsigned no_rule_tables = 0;
unsigned no_glue_tables = 0;
unsigned *cur_ivalue_table;
unsigned *cur_penalty_table;
fix *cur_mvalue_table;
fix *cur_fvalue_table;
rule *cur_rule_table;
glue *cur_glue_table;
unsigned cur_ivalue_table_index;
unsigned cur_penalty_table_index;
unsigned cur_mvalue_table_index;
unsigned cur_fvalue_table_index;
unsigned cur_rule_table_index;
unsigned cur_glue_table_index;
unsigned *cur_ivalue_entry;
unsigned *cur_penalty_entry;
fix *cur_mvalue_entry;
fix *cur_fvalue_entry;
rule *cur_rule_entry;
glue *cur_glue_entry;
unsigned nki=0;
unsigned nwi=0;
unsigned nkp=0;
unsigned nwp=0;
unsigned nkm=0;
unsigned nwm=0;
unsigned nkf=0;
unsigned nwf=0;
unsigned nkr=0;
unsigned nwr=0;
unsigned nkg=0;
unsigned nwg=0;
void
compute_ofm_extra_stuff(void)
{
unsigned i=0;
if (ofm_level >= OFM_LEVEL1) {
nki = no_ivalue_tables;
nkp = no_penalty_tables;
nkm = no_mvalue_tables;
nkf = no_fvalue_tables;
nkr = no_rule_tables;
nkg = no_glue_tables;
for (i=0; i<nki; i++) {
nwi += max_ivalue_entry[i];
}
for (i=0; i<nkp; i++) {
nwp += max_penalty_entry[i];
}
for (i=0; i<nkm; i++) {
nwm += max_mvalue_entry[i];
}
for (i=0; i<nkf; i++) {
nwf += max_fvalue_entry[i];
}
for (i=0; i<nkr; i++) {
nwr += 3 * max_rule_entry[i];
}
for (i=0; i<nkg; i++) {
nwg += 4 * max_glue_entry[i];
}
}
}
void
output_ofm_extra_stuff(void)
{
if (ofm_level >= OFM_LEVEL1) {
fatal_error_0("OFM level 1 not currently supported");
}
}
#if 0
/* Not used */
static void
init_all_tables(void)
{
unsigned i=0;
for (i=0; i<MAX_EXTRA_TABLES; i++) {
ivalue_tables[i] = NULL;
penalty_tables[i] = NULL;
fvalue_tables[i] = NULL;
mvalue_tables[i] = NULL;
rule_tables[i] = NULL;
glue_tables[i] = NULL;
}
}
#endif
void
init_font_ivalue(unsigned tab)
{
unsigned j;
if (tab>=MAX_EXTRA_TABLES)
internal_error_1("init_font_ivalue (tab=%d)", tab);
if (ivalue_tables[tab] != NULL) {
warning_1("IVALUE table (D %d) previously defined; "
"old value ignored", tab);
cur_ivalue_table = ivalue_tables[tab];
for (j=0; j<MAX_TABLE_ENTRIES; j++) {
cur_ivalue_table[j] = 0;
}
} else {
no_ivalue_tables++;
ivalue_tables[tab] =
(unsigned *) xmalloc(MAX_TABLE_ENTRIES*sizeof(unsigned));
cur_ivalue_table = ivalue_tables[tab];
}
max_ivalue_entry[tab] = 0;
}
void
init_font_penalty(unsigned tab)
{
unsigned j;
if (tab>=MAX_EXTRA_TABLES)
internal_error_1("init_font_penalty (tab=%d)", tab);
if (penalty_tables[tab] != NULL) {
warning_1("IVALUE table (D %d) previously defined; "
"old value ignored", tab);
cur_penalty_table = ivalue_tables[tab];
for (j=0; j<MAX_TABLE_ENTRIES; j++) {
cur_penalty_table[j] = 0;
}
} else {
no_penalty_tables++;
penalty_tables[tab] =
(unsigned *) xmalloc(MAX_TABLE_ENTRIES*sizeof(unsigned));
cur_penalty_table = ivalue_tables[tab];
}
max_penalty_entry[tab] = 0;
}
void
init_font_mvalue(unsigned tab)
{
unsigned j;
if (tab>=MAX_EXTRA_TABLES)
internal_error_1("init_font_mvalue (tab=%d)", tab);
if (mvalue_tables[tab] != NULL) {
warning_1("MVALUE table (D %d) previously defined; "
"old value ignored", tab);
cur_mvalue_table = mvalue_tables[tab];
for (j=0; j<MAX_TABLE_ENTRIES; j++) {
cur_mvalue_table[j] = 0;
}
} else {
no_mvalue_tables++;
mvalue_tables[tab] =
(fix *) xmalloc(MAX_TABLE_ENTRIES*sizeof(unsigned));
cur_mvalue_table = mvalue_tables[tab];
}
max_mvalue_entry[tab] = 0;
}
void
init_font_fvalue(unsigned tab)
{
unsigned j;
if (tab>=MAX_EXTRA_TABLES)
internal_error_1("init_font_fvalue (tab=%d)", tab);
if (fvalue_tables[tab] != NULL) {
warning_1("FVALUE table (D %d) previously defined; "
"old value ignored", tab);
cur_fvalue_table = fvalue_tables[tab];
for (j=0; j<MAX_TABLE_ENTRIES; j++) {
cur_fvalue_table[j] = 0;
}
} else {
no_fvalue_tables++;
fvalue_tables[tab] =
(fix *) xmalloc(MAX_TABLE_ENTRIES*sizeof(unsigned));
cur_fvalue_table = fvalue_tables[tab];
}
max_fvalue_entry[tab] = 0;
}
void
init_font_rule(unsigned tab)
{
unsigned j;
if (tab>=MAX_EXTRA_TABLES)
internal_error_1("init_font_rule (tab=%d)", tab);
if (rule_tables[tab] != NULL) {
warning_1("RULE table (D %d) previously defined; "
"old value ignored", tab);
cur_rule_table = rule_tables[tab];
for (j=0; j<MAX_TABLE_ENTRIES; j++) {
cur_rule_table[j].rule_wd = 0;
cur_rule_table[j].rule_dp = 0;
cur_rule_table[j].rule_ht = 0;
}
} else {
no_rule_tables++;
rule_tables[tab] =
(rule *) xmalloc(MAX_TABLE_ENTRIES*sizeof(rule));
cur_rule_table = rule_tables[tab];
}
max_rule_entry[tab] = 0;
}
void
init_font_glue(unsigned tab)
{
unsigned j;
if (tab>=MAX_EXTRA_TABLES)
internal_error_1("init_font_glue (tab=%d)", tab);
if (glue_tables[tab] != NULL) {
warning_1("GLUE table (D %d) previously defined; "
"old value ignored", tab);
cur_glue_table = glue_tables[tab];
for (j=0; j<MAX_TABLE_ENTRIES; j++) {
cur_glue_table[j].glue_width = 0;
cur_glue_table[j].glue_stretch = 0;
cur_glue_table[j].glue_shrink = 0;
cur_glue_table[j].glue_stretch_order = 0;
cur_glue_table[j].glue_shrink_order = 0;
cur_glue_table[j].glue_type = 0;
cur_glue_table[j].glue_arg_type = GLUEARG_NONE;
cur_glue_table[j].glue_arg1 = 0;
cur_glue_table[j].glue_arg2 = 0;
}
} else {
no_glue_tables++;
glue_tables[tab] =
(glue *) xmalloc(MAX_TABLE_ENTRIES*sizeof(glue));
cur_glue_table = glue_tables[tab];
}
max_glue_entry[tab] = 0;
}
void
init_font_ivalue_entry(unsigned index)
{
if (index>=MAX_TABLE_ENTRIES)
internal_error_1("init_font_ivalue_entry (index=%d)", index);
cur_ivalue_entry = &cur_ivalue_table[index];
if (max_ivalue_entry[cur_ivalue_table_index]<index)
max_ivalue_entry[cur_ivalue_table_index] = index;
}
void
init_font_penalty_entry(unsigned index)
{
if (index>=MAX_TABLE_ENTRIES)
internal_error_1("init_font_penalty_entry (index=%d)", index);
cur_penalty_entry = &cur_penalty_table[index];
if (max_penalty_entry[cur_penalty_table_index]<index)
max_penalty_entry[cur_penalty_table_index] = index;
}
void
init_font_mvalue_entry(unsigned index)
{
if (index>=MAX_TABLE_ENTRIES)
internal_error_1("init_font_mvalue_entry (index=%d)", index);
cur_mvalue_entry = &cur_mvalue_table[index];
if (max_mvalue_entry[cur_mvalue_table_index]<index)
max_mvalue_entry[cur_mvalue_table_index] = index;
}
void
init_font_fvalue_entry(unsigned index)
{
if (index>=MAX_TABLE_ENTRIES)
internal_error_1("init_font_fvalue_entry (index=%d)", index);
cur_fvalue_entry = &cur_fvalue_table[index];
if (max_fvalue_entry[cur_fvalue_table_index]<index)
max_fvalue_entry[cur_fvalue_table_index] = index;
}
void
init_font_rule_entry(unsigned index)
{
if (index>=MAX_TABLE_ENTRIES)
internal_error_1("init_font_rule_entry (index=%d)", index);
cur_rule_entry = &cur_rule_table[index];
if (max_rule_entry[cur_rule_table_index]<index)
max_rule_entry[cur_rule_table_index] = index;
}
void
init_font_glue_entry(unsigned index)
{
if (index>=MAX_TABLE_ENTRIES)
internal_error_1("init_font_glue_entry (index=%d)", index);
cur_glue_entry = &cur_glue_table[index];
if (max_glue_entry[cur_glue_table_index]<index)
max_glue_entry[cur_glue_table_index] = index;
}
void
set_font_ivalue_definition(unsigned val)
{
*cur_ivalue_entry = val;
}
void
set_font_penalty_definition(unsigned val)
{
*cur_penalty_entry = val;
}
void
set_font_mvalue_definition(fix fval)
{
*cur_mvalue_entry = fval;
}
void
set_font_fvalue_definition(fix fval)
{
*cur_fvalue_entry = fval;
}
void
set_font_rule_measure(unsigned measure, fix fval)
{
switch (measure) {
case RULE_WD: {
cur_rule_entry->rule_wd = fval; break;
}
case RULE_HT: {
cur_rule_entry->rule_ht = fval; break;
}
case RULE_DP: {
cur_rule_entry->rule_dp = fval; break;
}
default: {
internal_error_1("set_font_rule_measure (measure=%d)", measure);
}
}
}
void
set_font_glue_width(fix width)
{
cur_glue_entry->glue_width = width;
}
void
set_font_glue_shrink_stretch(unsigned shrink_stretch,
fix width, unsigned order)
{
switch (shrink_stretch) {
case GLUE_SHRINK: {
cur_glue_entry->glue_shrink = width; break;
cur_glue_entry->glue_shrink_order = order; break;
}
case GLUE_STRETCH: {
cur_glue_entry->glue_stretch_order = order; break;
}
default: {
internal_error_1("set_font_rule_measure (shrink_stretch=%d)",
shrink_stretch);
}
}
}
void
set_font_glue_type(unsigned type)
{
cur_glue_entry->glue_type = type;
}
void
set_font_glue_character(unsigned c)
{
cur_glue_entry->glue_arg_type = GLUEARG_CHAR;
cur_glue_entry->glue_arg1 = c;
}
void
set_font_glue_rule(unsigned rule_table, unsigned rule_index)
{
cur_glue_entry->glue_arg_type = GLUEARG_RULE;
cur_glue_entry->glue_arg1 = rule_table;
cur_glue_entry->glue_arg2 = rule_index;
}
void
set_character_ivalue(unsigned table, unsigned index)
{
fatal_error_0("CHARIVALUE not currently supported");
}
void
set_character_penalty(unsigned table, unsigned index)
{
fatal_error_0("CHARPENALTY not currently supported");
}
void
set_character_mvalue(unsigned table, unsigned index)
{
fatal_error_0("CHARMVALUE not currently supported");
}
void
set_character_fvalue(unsigned table, unsigned index)
{
fatal_error_0("CHARFVALUE not currently supported");
}
void
set_character_rule(unsigned table, unsigned index)
{
fatal_error_0("CHARRULE not currently supported");
}
void
set_character_glue(unsigned table, unsigned index)
{
fatal_error_0("CHARGLUE not currently supported");
}
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