--- /dev/null
+/* 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 3 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. If not, see http://www.gnu.org/licenses/. */
+
+
+#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