/usr/include/ap_texpr1.h is in libapron-dev 0.9.10-5.2ubuntu3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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/* ap_texpr0.h: tree expressions */
/* ************************************************************************* */
/* This file is part of the APRON Library, released under LGPL license. Please
read the COPYING file packaged in the distribution */
#include <stdarg.h>
#ifndef _AP_TEXPR1_H_
#define _AP_TEXPR1_H_
#include "ap_dimension.h"
#include "ap_coeff.h"
#include "ap_texpr0.h"
#include "ap_environment.h"
#include "ap_linexpr1.h"
#ifdef __cplusplus
extern "C" {
#endif
/* ====================================================================== */
/* Datatypes */
/* ====================================================================== */
/*
IMPORTANT NOTE
--------------
correct use of floating-point AP_RTYPE_xxx currently supposes that the
FPU rounds towards +oo
*/
/* Tree expressions */
typedef struct ap_texpr1_t {
ap_texpr0_t* texpr0;
ap_environment_t* env;
} ap_texpr1_t;
/* ====================================================================== */
/* I. Constructors and Destructors */
/* ====================================================================== */
ap_texpr1_t* ap_texpr1_cst (ap_environment_t* env, ap_coeff_t* coeff);
ap_texpr1_t* ap_texpr1_cst_scalar (ap_environment_t* env, ap_scalar_t* scalar);
ap_texpr1_t* ap_texpr1_cst_scalar_mpq (ap_environment_t* env, mpq_t mpq);
ap_texpr1_t* ap_texpr1_cst_scalar_mpfr (ap_environment_t* env, mpfr_t mpfr);
ap_texpr1_t* ap_texpr1_cst_scalar_int (ap_environment_t* env, long int num);
ap_texpr1_t* ap_texpr1_cst_scalar_frac (ap_environment_t* env, long int num, unsigned long int den);
ap_texpr1_t* ap_texpr1_cst_scalar_double (ap_environment_t* env, double num);
ap_texpr1_t* ap_texpr1_cst_interval (ap_environment_t* env, ap_interval_t* itv);
ap_texpr1_t* ap_texpr1_cst_interval_scalar (ap_environment_t* env, ap_scalar_t* inf, ap_scalar_t* sup);
ap_texpr1_t* ap_texpr1_cst_interval_mpq (ap_environment_t* env, mpq_t inf, mpq_t sup);
ap_texpr1_t* ap_texpr1_cst_interval_mpfr (ap_environment_t* env, mpfr_t inf, mpfr_t sup);
ap_texpr1_t* ap_texpr1_cst_interval_int (ap_environment_t* env, long int inf, long int sup);
ap_texpr1_t* ap_texpr1_cst_interval_frac (ap_environment_t* env, long int numinf, unsigned long int deninf,
long int numsup, unsigned long int densup);
ap_texpr1_t* ap_texpr1_cst_interval_double (ap_environment_t* env, double inf, double sup);
ap_texpr1_t* ap_texpr1_cst_interval_top (ap_environment_t* env);
/* Create a constant leaf expression */
ap_texpr1_t* ap_texpr1_var(ap_environment_t* env, ap_var_t var);
/* Create a variable leaf expression */
ap_texpr1_t* ap_texpr1_unop(ap_texpr_op_t op,
ap_texpr1_t* opA,
ap_texpr_rtype_t type, ap_texpr_rdir_t dir);
/* Create unary operator node */
ap_texpr1_t* ap_texpr1_binop(ap_texpr_op_t op,
ap_texpr1_t* opA, ap_texpr1_t* opB,
ap_texpr_rtype_t type, ap_texpr_rdir_t dir);
/* Create binary operator node */
ap_texpr1_t* ap_texpr1_copy(ap_texpr1_t* expr);
/* Recursive (deep) copy */
void ap_texpr1_free(ap_texpr1_t* expr);
/* Recursive (deep) free */
ap_texpr1_t* ap_texpr1_from_linexpr1(ap_linexpr1_t* e);
/* From linear expression to comb-like expression tree */
/* ====================================================================== */
/* II. Printing */
/* ====================================================================== */
void ap_texpr1_fprint(FILE* stream, ap_texpr1_t* a);
static inline
void ap_texpr1_print(ap_texpr1_t* a);
/* Prints the expression */
/* ====================================================================== */
/* III. Tests, size */
/* ====================================================================== */
bool ap_texpr1_has_var(ap_texpr1_t* e, ap_var_t var);
/* Returns true if variable var appears in the expression */
/* Expression classification */
static inline
bool ap_texpr1_is_interval_cst(ap_texpr1_t* e);
/* no-variable, only constant leaves */
static inline
bool ap_texpr1_is_interval_linear(ap_texpr1_t* e);
/* linear with possibly interval coefficients, no rounding */
static inline
bool ap_texpr1_is_interval_polynomial(ap_texpr1_t* e);
/* polynomial with possibly interval coefficients, no rounding */
static inline
bool ap_texpr1_is_interval_polyfrac(ap_texpr1_t* e);
/* polynomial fraction with possibly interval coefficients, no rounding */
static inline
bool ap_texpr1_is_scalar(ap_texpr1_t* e);
/* all coefficients are scalar (non-interval) */
/* ====================================================================== */
/* IV. Operations */
/* ====================================================================== */
ap_texpr1_t* ap_texpr1_substitute(ap_texpr1_t* e, ap_var_t var, ap_texpr1_t *dst);
/* Substitute every occurrence of variable var with a copy of dst.
Return NULL in case of incorrect argument (w.r.t. var and/or environment
compatibility). */
bool ap_texpr1_substitute_with (ap_texpr1_t* e, ap_var_t var, ap_texpr1_t *dst);
/* Substitute every occurrence of variable var with a copy of dst.
Return true in case of incorrect argument (w.r.t. var and/or environment
compatibility) */
/* ====================================================================== */
/* V. Change of environments */
/* ====================================================================== */
ap_texpr1_t* ap_texpr1_extend_environment(ap_texpr1_t* expr, ap_environment_t* nenv);
/* Change current environment with a super-environment.
Return NULL if nenv is not a superenvironment */
bool ap_texpr1_extend_environment_with(ap_texpr1_t* expr, ap_environment_t* nenv);
/* Change current environment with a super-environment.
Return true if nenv is not a superenvironment */
/* ====================================================================== */
/* VI. Hashing, comparisons */
/* ====================================================================== */
bool ap_texpr1_equal(ap_texpr1_t* a1, ap_texpr1_t* a2);
/* Structural (recursive) equality */
/* ====================================================================== */
/* Inline function definitions */
/* ====================================================================== */
static inline void ap_texpr1_print(ap_texpr1_t* a)
{ ap_texpr1_fprint(stdout, a); }
static inline bool ap_texpr1_is_interval_cst(ap_texpr1_t* a)
{ return ap_texpr0_is_interval_cst(a->texpr0); }
static inline bool ap_texpr1_is_interval_linear(ap_texpr1_t* a)
{ return ap_texpr0_is_interval_linear(a->texpr0); }
static inline bool ap_texpr1_is_interval_polynomial(ap_texpr1_t* a)
{ return ap_texpr0_is_interval_polynomial(a->texpr0); }
static inline bool ap_texpr1_is_interval_polyfrac(ap_texpr1_t* a)
{ return ap_texpr0_is_interval_polyfrac(a->texpr0); }
static inline bool ap_texpr1_is_scalar(ap_texpr1_t* a)
{ return ap_texpr0_is_scalar(a->texpr0); }
#ifdef __cplusplus
}
#endif
#endif
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