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/* primitive.h
Copyright 2008-2009 Taco Hoekwater <taco@luatex.org>
This file is part of LuaTeX.
LuaTeX 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.
LuaTeX 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 Lesser General Public
License for more details.
You should have received a copy of the GNU General Public License along
with LuaTeX; if not, see <http://www.gnu.org/licenses/>. */
/* $Id: primitive.h 2271 2009-04-12 23:42:21Z oneiros $ */
#ifndef LUATEX_PRIMITIVE_H
# define LUATEX_PRIMITIVE_H 1
/* This enum is a list of origins for primitive commands */
typedef enum {
tex_command = 1,
etex_command = 2,
aleph_command = 4,
omega_command = 8,
pdftex_command = 16,
luatex_command = 32,
core_command = 64,
} command_origin;
# define eq_level(a) zeqtb[a].hh.u.B1
# define eq_type(a) zeqtb[a].hh.u.B0
# define equiv(a) zeqtb[a].hh.v.RH
# define undefined_primitive 0
# define prim_size 2100 /* maximum number of primitives */
# define prim_prime 1777 /* about 85\pct! of |primitive_size| */
# define hash_prime 55711 /* a prime number equal to about 85\pct! of |hash_size| */
# define hash_base 2
extern void init_primitives(void);
extern void ini_init_primitives(void);
extern halfword compute_pool_hash(pool_pointer j, pool_pointer l,
halfword prime_number);
extern pointer prim_lookup(str_number s);
extern boolean is_primitive(str_number csname);
extern quarterword get_prim_eq_type(integer p);
extern halfword get_prim_equiv(integer p);
extern str_number get_prim_text(integer p);
extern quarterword get_prim_origin(integer p);
extern void dump_primitives(void);
extern void undump_primitives(void);
# define primitive_tex(a,b,c,d) primitive((a),(b),(c),(d),tex_command)
# define primitive_etex(a,b,c,d) primitive((a),(b),(c),(d),etex_command)
# define primitive_aleph(a,b,c,d) primitive((a),(b),(c),(d),aleph_command)
# define primitive_omega(a,b,c,d) primitive((a),(b),(c),(d),omega_command)
# define primitive_pdftex(a,b,c,d) primitive((a),(b),(c),(d),pdftex_command)
# define primitive_luatex(a,b,c,d) primitive((a),(b),(c),(d),luatex_command)
# define primitive_core(a,b,c,d) primitive((a),(b),(c),(d),core_command)
extern void primitive(str_number ss, quarterword c, halfword o, halfword off,
int cmd_origin);
extern void primitive_def(char *s, size_t l, quarterword c, halfword o);
extern void print_cmd_chr(quarterword cmd, halfword chr_code);
extern pointer string_lookup(char *s, size_t l);
extern pointer id_lookup(integer j, integer l);
#endif /* LUATEX_PRIMITIVE_H */
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