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/*
* Mathlib : A C Library of Special Functions
* Copyright (C) 1998-2004 The R Development Core Team
*
* This program 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.
*
* This program 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 this program; if not, a copy is available at
* http://www.r-project.org/Licenses/
*/
/* Remap for JAGS */
#define norm_rand jags_norm_rand
#define unif_rand jags_unif_rand
#define exp_rand jags_exp_rand
/* Private header file for use during compilation of Mathlib */
#ifndef MATHLIB_PRIVATE_H
#define MATHLIB_PRIVATE_H
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#ifdef HAVE_LONG_DOUBLE
# define LDOUBLE long double
#else
# define LDOUBLE double
#endif
#include <math.h>
#include <float.h> /* DBL_MIN etc */
#define MATHLIB_PRIVATE
#include <JRmath.h>
#undef MATHLIB_PRIVATE
double jags_d1mach(int);
#define gamma_cody jags_gamma_cody
double gamma_cody(double);
#ifndef MATHLIB_STANDALONE
#include <R_ext/Error.h>
# define MATHLIB_ERROR(fmt,x) error(fmt,x);
# define MATHLIB_WARNING(fmt,x) warning(fmt,x)
# define MATHLIB_WARNING2(fmt,x,x2) warning(fmt,x,x2)
# define MATHLIB_WARNING3(fmt,x,x2,x3) warning(fmt,x,x2,x3)
# define MATHLIB_WARNING4(fmt,x,x2,x3,x4) warning(fmt,x,x2,x3,x4)
#include <R_ext/Arith.h>
#define ML_POSINF R_PosInf
#define ML_NEGINF R_NegInf
#define ML_NAN R_NaN
void R_CheckUserInterrupt(void);
/* Ei-ji Nakama reported that AIX 5.2 has calloc as a macro and objected
to redefining it. Tests added for 2.2.1 */
#ifdef calloc
# undef calloc
#endif
#define calloc R_chk_calloc
#ifdef free
# undef free
#endif
#define free R_chk_free
#ifdef ENABLE_NLS
#include <libintl.h>
#define _(String) gettext (String)
#else
#define _(String) (String)
#endif
#else
/* Mathlib standalone */
#include <stdio.h>
#include <stdlib.h> /* for exit */
#define MATHLIB_ERROR(fmt,x) { printf(fmt,x); exit(1); }
#define MATHLIB_WARNING(fmt,x) printf(fmt,x)
#define MATHLIB_WARNING2(fmt,x,x2) printf(fmt,x,x2)
#define MATHLIB_WARNING3(fmt,x,x2,x3) printf(fmt,x,x2,x3)
#define MATHLIB_WARNING4(fmt,x,x2,x3,x4) printf(fmt,x,x2,x3,x4)
#define ISNAN(x) (isnan(x)!=0)
#define R_FINITE(x) JR_finite(x)
int JR_finite(double);
#define ML_POSINF (1.0 / 0.0)
#define ML_NEGINF ((-1.0) / 0.0)
#define ML_NAN (0.0 / 0.0)
#define _(String) String
#endif /* standalone */
#define ML_VALID(x) (!ISNAN(x))
#define ME_NONE 0
/* no error */
#define ME_DOMAIN 1
/* argument out of domain */
#define ME_RANGE 2
/* value out of range */
#define ME_NOCONV 4
/* process did not converge */
#define ME_PRECISION 8
/* does not have "full" precision */
#define ME_UNDERFLOW 16
/* and underflow occured (important for IEEE)*/
#define ML_ERR_return_NAN { ML_ERROR(ME_DOMAIN, ""); return ML_NAN; }
/* For a long time prior to R 2.3.0 ML_ERROR did nothing.
We don't report ME_DOMAIN errors as the callers collect ML_NANs into
a single warning.
*/
#define ML_ERROR(x, s) { \
if(x > ME_DOMAIN) { \
char *msg = ""; \
switch(x) { \
case ME_DOMAIN: \
msg = "argument out of domain in '%s'\n"; \
break; \
case ME_RANGE: \
msg = "value out of range in '%s'\n"; \
break; \
case ME_NOCONV: \
msg = "convergence failed in '%s'\n"; \
break; \
case ME_PRECISION: \
msg = "full precision may not have been achieved in '%s'\n"; \
break; \
case ME_UNDERFLOW: \
msg = "underflow occurred in '%s'\n"; \
break; \
} \
MATHLIB_WARNING(msg, s); \
} \
}
/* Wilcoxon Rank Sum Distribution */
#define WILCOX_MAX 50
#ifdef HAVE_VISIBILITY_ATTRIBUTE
# define attribute_hidden __attribute__ ((visibility ("hidden")))
#else
# define attribute_hidden
#endif
/* Formerly private part of Mathlib.h */
/* always remap internal functions */
#define bd0 jags_bd0
#define chebyshev_eval jags_chebyshev_eval
#define chebyshev_init jags_chebyshev_init
#define gammalims jags_gammalims
#define lfastchoose jags_lfastchoose
#define lgammacor jags_lgammacor
#define stirlerr jags_stirlerr
/* in Rmath.h
#define gamma_cody jags_gamma_cody
*/
/* Chebyshev Series */
int attribute_hidden chebyshev_init(double*, int, double);
double attribute_hidden chebyshev_eval(double, const double *, const int);
/* Gamma and Related Functions */
void attribute_hidden gammalims(double*, double*);
double attribute_hidden lgammacor(double); /* log(gamma) correction */
double attribute_hidden stirlerr(double); /* Stirling expansion "error" */
double attribute_hidden lfastchoose(double, double);
double attribute_hidden bd0(double, double);
double attribute_hidden dbinom_raw(double, double, double, double, int);
double attribute_hidden dpois_raw (double, double, int);
double attribute_hidden pnchisq_raw(double, double, double, double, double, int, Rboolean);
double attribute_hidden pgamma_raw(double, double, int, int);
double attribute_hidden pbeta_raw(double, double, double, int, int);
double attribute_hidden qchisq_appr(double, double, double, int, int, double tol);
LDOUBLE attribute_hidden pnbeta_raw(double, double, double, double, double);
double attribute_hidden pnbeta2(double, double, double, double, double, int, int);
int i1mach(int);
/* From toms708.c */
void attribute_hidden bratio(double a, double b, double x, double y,
double *w, double *w1, int *ierr, int log_p);
#endif /* MATHLIB_PRIVATE_H */