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/* Header for expression evaluation.
Copyright 2000, 2001, 2002, 2004 Free Software Foundation, Inc.
This file is part of the GNU MP Library.
The GNU MP Library is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or (at your
option) any later version.
The GNU MP Library 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 Lesser General Public License
along with the GNU MP Library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
MA 02111-1307, USA. */
#ifndef __EXPR_H__
#define __EXPR_H__
#define MPEXPR_RESULT_OK 0
#define MPEXPR_RESULT_BAD_VARIABLE 1
#define MPEXPR_RESULT_BAD_TABLE 2
#define MPEXPR_RESULT_PARSE_ERROR 3
#define MPEXPR_RESULT_NOT_UI 4
/* basic types */
#define MPEXPR_TYPE_NARY(n) ((n) * 0x0100)
#define MPEXPR_TYPE_MASK_ARGCOUNT MPEXPR_TYPE_NARY(0xF)
#define MPEXPR_TYPE_0ARY MPEXPR_TYPE_NARY(0)
#define MPEXPR_TYPE_UNARY MPEXPR_TYPE_NARY(1)
#define MPEXPR_TYPE_BINARY MPEXPR_TYPE_NARY(2)
#define MPEXPR_TYPE_TERNARY MPEXPR_TYPE_NARY(3)
/* options for all */
#define MPEXPR_TYPE_LAST_UI 0x0010
#define MPEXPR_TYPE_RESULT_INT 0x0020
#define MPEXPR_TYPE_MASK_ARGSTYLE 0x0030
#define MPEXPR_TYPE_UNARY_UI (MPEXPR_TYPE_UNARY | MPEXPR_TYPE_LAST_UI)
#define MPEXPR_TYPE_I_UNARY (MPEXPR_TYPE_UNARY | MPEXPR_TYPE_RESULT_INT)
#define MPEXPR_TYPE_I_UNARY_UI (MPEXPR_TYPE_I_UNARY | MPEXPR_TYPE_LAST_UI)
#define MPEXPR_TYPE_BINARY_UI (MPEXPR_TYPE_BINARY | MPEXPR_TYPE_LAST_UI)
#define MPEXPR_TYPE_I_BINARY (MPEXPR_TYPE_BINARY | MPEXPR_TYPE_RESULT_INT)
#define MPEXPR_TYPE_I_BINARY_UI (MPEXPR_TYPE_I_BINARY| MPEXPR_TYPE_LAST_UI)
#define MPEXPR_TYPE_TERNARY_UI (MPEXPR_TYPE_TERNARY | MPEXPR_TYPE_LAST_UI)
#define MPEXPR_TYPE_I_TERNARY (MPEXPR_TYPE_TERNARY | MPEXPR_TYPE_RESULT_INT)
#define MPEXPR_TYPE_I_TERNARY_UI (MPEXPR_TYPE_I_TERNARY|MPEXPR_TYPE_LAST_UI)
/* 0ary with options */
#define MPEXPR_TYPE_CONSTANT (MPEXPR_TYPE_0ARY | 0x0040)
/* unary options */
#define MPEXPR_TYPE_PREFIX 0x0040
/* binary options */
#define MPEXPR_TYPE_RIGHTASSOC 0x0040
#define MPEXPR_TYPE_PAIRWISE 0x0080
#define MPEXPR_TYPE_MASK_SPECIAL 0x000F
/* unary specials */
#define MPEXPR_TYPE_NEW_TABLE (MPEXPR_TYPE_UNARY | 0x001)
#define MPEXPR_TYPE_DONE (MPEXPR_TYPE_UNARY | 0x002)
#define MPEXPR_TYPE_VARIABLE (MPEXPR_TYPE_UNARY | 0x003)
#define MPEXPR_TYPE_LOGICAL_NOT (MPEXPR_TYPE_UNARY | 0x004)
#define MPEXPR_TYPE_CLOSEPAREN (MPEXPR_TYPE_UNARY | 0x005)
#define MPEXPR_TYPE_OPENPAREN (MPEXPR_TYPE_CLOSEPAREN | MPEXPR_TYPE_PREFIX)
/* binary specials */
#define MPEXPR_TYPE_LOGICAL_AND (MPEXPR_TYPE_BINARY | 0x001)
#define MPEXPR_TYPE_LOGICAL_OR (MPEXPR_TYPE_BINARY | 0x002)
#define MPEXPR_TYPE_ARGSEP (MPEXPR_TYPE_BINARY | 0x003)
#define MPEXPR_TYPE_QUESTION (MPEXPR_TYPE_BINARY | 0x004)
#define MPEXPR_TYPE_COLON (MPEXPR_TYPE_BINARY | 0x005)
#define MPEXPR_TYPE_MAX (MPEXPR_TYPE_BINARY | 0x006)
#define MPEXPR_TYPE_MIN (MPEXPR_TYPE_BINARY | 0x007)
#define MPEXPR_TYPE_MASK_CMP 0x008
#define MPEXPR_TYPE_MASK_CMP_LT 0x001
#define MPEXPR_TYPE_MASK_CMP_EQ 0x002
#define MPEXPR_TYPE_MASK_CMP_GT 0x004
#define MPEXPR_TYPE_CMP_LT (MPEXPR_TYPE_BINARY | MPEXPR_TYPE_MASK_CMP \
| MPEXPR_TYPE_MASK_CMP_LT)
#define MPEXPR_TYPE_CMP_EQ (MPEXPR_TYPE_BINARY | MPEXPR_TYPE_MASK_CMP \
| MPEXPR_TYPE_MASK_CMP_EQ)
#define MPEXPR_TYPE_CMP_GT (MPEXPR_TYPE_BINARY | MPEXPR_TYPE_MASK_CMP \
| MPEXPR_TYPE_MASK_CMP_GT)
#define MPEXPR_TYPE_CMP_LE (MPEXPR_TYPE_CMP_LT | MPEXPR_TYPE_MASK_CMP_EQ)
#define MPEXPR_TYPE_CMP_NE (MPEXPR_TYPE_CMP_LT | MPEXPR_TYPE_MASK_CMP_GT)
#define MPEXPR_TYPE_CMP_GE (MPEXPR_TYPE_CMP_GT | MPEXPR_TYPE_MASK_CMP_EQ)
/* parse options */
#define MPEXPR_TYPE_WHOLEWORD 0x1000
#define MPEXPR_TYPE_OPERATOR 0x2000
typedef void (*mpexpr_fun_t) __GMP_PROTO ((void));
struct mpexpr_operator_t {
__gmp_const char *name;
mpexpr_fun_t fun;
int type;
int precedence;
};
int mpf_expr_a __GMP_PROTO ((__gmp_const struct mpexpr_operator_t *table,
mpf_ptr res, int base, unsigned long prec,
__gmp_const char *e, size_t elen,
mpf_srcptr var[26]));
int mpf_expr __GMP_PROTO ((mpf_ptr res, int base, __gmp_const char *e, ...));
int mpq_expr_a __GMP_PROTO ((__gmp_const struct mpexpr_operator_t *table,
mpq_ptr res, int base,
__gmp_const char *e, size_t elen,
mpq_srcptr var[26]));
int mpq_expr __GMP_PROTO ((mpq_ptr res, int base, __gmp_const char *e, ...));
int mpz_expr_a __GMP_PROTO ((__gmp_const struct mpexpr_operator_t *table,
mpz_ptr res, int base,
__gmp_const char *e, size_t elen,
mpz_srcptr var[26]));
int mpz_expr __GMP_PROTO ((mpz_ptr res, int base, __gmp_const char *e, ...));
#endif
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