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Rinternals.h
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Rinternals.h
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/*
* R : A Computer Language for Statistical Data Analysis
* Copyright (C) 1995, 1996 Robert Gentleman and Ross Ihaka
* Copyright (C) 1999-2010 The R Development Core Team.
*
* This program 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.
*
* 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, a copy is available at
* http://www.r-project.org/Licenses/
*/
#ifndef R_INTERNALS_H_
#define R_INTERNALS_H_
#ifdef __cplusplus
# include <cstdio>
# ifdef __SUNPRO_CC
using std::FILE;
# endif
# include <climits>
extern "C" {
#else
# include <stdio.h>
# include <limits.h> /* for INT_MAX */
#endif
#include <R_ext/Arith.h>
#include <R_ext/Boolean.h>
#include <R_ext/Complex.h>
#include <R_ext/Error.h>
#include <R_ext/Memory.h>
#include <R_ext/PrtUtil.h>
#include <R_ext/Utils.h>
#include <R_ext/libextern.h>
typedef unsigned char Rbyte;
/* type for length of vectors etc */
typedef int R_len_t; /* will be long later, LONG64 or ssize_t on Win64 */
#define R_LEN_T_MAX INT_MAX
/* Fundamental Data Types: These are largely Lisp
* influenced structures, with the exception of LGLSXP,
* INTSXP, REALSXP, CPLXSXP and STRSXP which are the
* element types for S-like data objects.
* Note that the gap of 11 and 12 below is because of
* the withdrawal of native "factor" and "ordered" types.
*
* --> TypeTable[] in ../main/util.c for typeof()
*/
/* These exact numeric values are seldom used, but they are, e.g., in
* ../main/subassign.c
*/
#ifndef enum_SEXPTYPE
/* NOT YET using enum:
* 1) The SEXPREC struct below has 'SEXPTYPE type : 5'
* (making FUNSXP and CLOSXP equivalent in there),
* giving (-Wall only ?) warnings all over the place
* 2) Many switch(type) { case ... } statements need a final `default:'
* added in order to avoid warnings like [e.g. l.170 of ../main/util.c]
* "enumeration value `FUNSXP' not handled in switch"
*/
typedef unsigned int SEXPTYPE;
#define NILSXP 0 /* nil = NULL */
#define SYMSXP 1 /* symbols */
#define LISTSXP 2 /* lists of dotted pairs */
#define CLOSXP 3 /* closures */
#define ENVSXP 4 /* environments */
#define PROMSXP 5 /* promises: [un]evaluated closure arguments */
#define LANGSXP 6 /* language constructs (special lists) */
#define SPECIALSXP 7 /* special forms */
#define BUILTINSXP 8 /* builtin non-special forms */
#define CHARSXP 9 /* "scalar" string type (internal only)*/
#define LGLSXP 10 /* logical vectors */
#define INTSXP 13 /* integer vectors */
#define REALSXP 14 /* real variables */
#define CPLXSXP 15 /* complex variables */
#define STRSXP 16 /* string vectors */
#define DOTSXP 17 /* dot-dot-dot object */
#define ANYSXP 18 /* make "any" args work.
Used in specifying types for symbol
registration to mean anything is okay */
#define VECSXP 19 /* generic vectors */
#define EXPRSXP 20 /* expressions vectors */
#define BCODESXP 21 /* byte code */
#define EXTPTRSXP 22 /* external pointer */
#define WEAKREFSXP 23 /* weak reference */
#define RAWSXP 24 /* raw bytes */
#define S4SXP 25 /* S4, non-vector */
#define FUNSXP 99 /* Closure or Builtin or Special */
#else /* NOT YET */
/*------ enum_SEXPTYPE ----- */
typedef enum {
NILSXP = 0, /* nil = NULL */
SYMSXP = 1, /* symbols */
LISTSXP = 2, /* lists of dotted pairs */
CLOSXP = 3, /* closures */
ENVSXP = 4, /* environments */
PROMSXP = 5, /* promises: [un]evaluated closure arguments */
LANGSXP = 6, /* language constructs (special lists) */
SPECIALSXP = 7, /* special forms */
BUILTINSXP = 8, /* builtin non-special forms */
CHARSXP = 9, /* "scalar" string type (internal only)*/
LGLSXP = 10, /* logical vectors */
INTSXP = 13, /* integer vectors */
REALSXP = 14, /* real variables */
CPLXSXP = 15, /* complex variables */
STRSXP = 16, /* string vectors */
DOTSXP = 17, /* dot-dot-dot object */
ANYSXP = 18, /* make "any" args work */
VECSXP = 19, /* generic vectors */
EXPRSXP = 20, /* expressions vectors */
BCODESXP = 21, /* byte code */
EXTPTRSXP = 22, /* external pointer */
WEAKREFSXP = 23, /* weak reference */
RAWSXP = 24, /* raw bytes */
S4SXP = 25, /* S4 non-vector */
FUNSXP = 99 /* Closure or Builtin */
} SEXPTYPE;
#endif
#ifdef USE_RINTERNALS
/* This is intended for use only within R itself.
* It defines internal structures that are otherwise only accessible
* via SEXP, and macros to replace many (but not all) of accessor functions
* (which are always defined).
*/
/* Flags */
struct sxpinfo_struct {
SEXPTYPE type : 5;/* ==> (FUNSXP == 99) %% 2^5 == 3 == CLOSXP
* -> warning: `type' is narrower than values
* of its type
* when SEXPTYPE was an enum */
unsigned int obj : 1;
unsigned int named : 2;
unsigned int gp : 16;
unsigned int mark : 1;
unsigned int debug : 1;
unsigned int trace : 1; /* functions and memory tracing */
unsigned int spare : 1; /* currently unused */
unsigned int gcgen : 1; /* old generation number */
unsigned int gccls : 3; /* node class */
}; /* Tot: 32 */
struct vecsxp_struct {
R_len_t length;
R_len_t truelength;
};
struct primsxp_struct {
int offset;
};
struct symsxp_struct {
struct SEXPREC *pname;
struct SEXPREC *value;
struct SEXPREC *internal;
};
struct listsxp_struct {
struct SEXPREC *carval;
struct SEXPREC *cdrval;
struct SEXPREC *tagval;
};
struct envsxp_struct {
struct SEXPREC *frame;
struct SEXPREC *enclos;
struct SEXPREC *hashtab;
};
struct closxp_struct {
struct SEXPREC *formals;
struct SEXPREC *body;
struct SEXPREC *env;
};
struct promsxp_struct {
struct SEXPREC *value;
struct SEXPREC *expr;
struct SEXPREC *env;
};
/* Every node must start with a set of sxpinfo flags and an attribute
field. Under the generational collector these are followed by the
fields used to maintain the collector's linked list structures. */
#define SEXPREC_HEADER \
struct sxpinfo_struct sxpinfo; \
struct SEXPREC *attrib; \
struct SEXPREC *gengc_next_node, *gengc_prev_node
/* The standard node structure consists of a header followed by the
node data. */
typedef struct SEXPREC {
SEXPREC_HEADER;
union {
struct primsxp_struct primsxp;
struct symsxp_struct symsxp;
struct listsxp_struct listsxp;
struct envsxp_struct envsxp;
struct closxp_struct closxp;
struct promsxp_struct promsxp;
} u;
} SEXPREC, *SEXP;
/* The generational collector uses a reduced version of SEXPREC as a
header in vector nodes. The layout MUST be kept consistent with
the SEXPREC definition. The standard SEXPREC takes up 7 words on
most hardware; this reduced version should take up only 6 words.
In addition to slightly reducing memory use, this can lead to more
favorable data alignment on 32-bit architectures like the Intel
Pentium III where odd word alignment of doubles is allowed but much
less efficient than even word alignment. */
typedef struct VECTOR_SEXPREC {
SEXPREC_HEADER;
struct vecsxp_struct vecsxp;
} VECTOR_SEXPREC, *VECSEXP;
typedef union { VECTOR_SEXPREC s; double align; } SEXPREC_ALIGN;
/* General Cons Cell Attributes */
#define ATTRIB(x) ((x)->attrib)
#define OBJECT(x) ((x)->sxpinfo.obj)
#define MARK(x) ((x)->sxpinfo.mark)
#define TYPEOF(x) ((x)->sxpinfo.type)
#define NAMED(x) ((x)->sxpinfo.named)
#define RTRACE(x) ((x)->sxpinfo.trace)
#define LEVELS(x) ((x)->sxpinfo.gp)
#define SET_OBJECT(x,v) (((x)->sxpinfo.obj)=(v))
#define SET_TYPEOF(x,v) (((x)->sxpinfo.type)=(v))
#define SET_NAMED(x,v) (((x)->sxpinfo.named)=(v))
#define SET_RTRACE(x,v) (((x)->sxpinfo.trace)=(v))
#define SETLEVELS(x,v) (((x)->sxpinfo.gp)=(v))
/* S4 object bit, set by R_do_new_object for all new() calls */
#define S4_OBJECT_MASK (1<<4)
#define IS_S4_OBJECT(x) ((x)->sxpinfo.gp & S4_OBJECT_MASK)
#define SET_S4_OBJECT(x) (((x)->sxpinfo.gp) |= S4_OBJECT_MASK)
#define UNSET_S4_OBJECT(x) (((x)->sxpinfo.gp) &= ~S4_OBJECT_MASK)
/* Vector Access Macros */
#define LENGTH(x) (((VECSEXP) (x))->vecsxp.length)
#define TRUELENGTH(x) (((VECSEXP) (x))->vecsxp.truelength)
#define SETLENGTH(x,v) ((((VECSEXP) (x))->vecsxp.length)=(v))
#define SET_TRUELENGTH(x,v) ((((VECSEXP) (x))->vecsxp.truelength)=(v))
/* Under the generational allocator the data for vector nodes comes
immediately after the node structure, so the data address is a
known offset from the node SEXP. */
#define DATAPTR(x) (((SEXPREC_ALIGN *) (x)) + 1)
#define CHAR(x) ((const char *) DATAPTR(x))
#define LOGICAL(x) ((int *) DATAPTR(x))
#define INTEGER(x) ((int *) DATAPTR(x))
#define RAW(x) ((Rbyte *) DATAPTR(x))
#define COMPLEX(x) ((Rcomplex *) DATAPTR(x))
#define REAL(x) ((double *) DATAPTR(x))
#define STRING_ELT(x,i) ((SEXP *) DATAPTR(x))[i]
#define VECTOR_ELT(x,i) ((SEXP *) DATAPTR(x))[i]
#define STRING_PTR(x) ((SEXP *) DATAPTR(x))
#define VECTOR_PTR(x) ((SEXP *) DATAPTR(x))
/* List Access Macros */
/* These also work for ... objects */
#define LISTVAL(x) ((x)->u.listsxp)
#define TAG(e) ((e)->u.listsxp.tagval)
#define CAR(e) ((e)->u.listsxp.carval)
#define CDR(e) ((e)->u.listsxp.cdrval)
#define CAAR(e) CAR(CAR(e))
#define CDAR(e) CDR(CAR(e))
#define CADR(e) CAR(CDR(e))
#define CDDR(e) CDR(CDR(e))
#define CADDR(e) CAR(CDR(CDR(e)))
#define CADDDR(e) CAR(CDR(CDR(CDR(e))))
#define CAD4R(e) CAR(CDR(CDR(CDR(CDR(e)))))
#define MISSING_MASK 15 /* reserve 4 bits--only 2 uses now */
#define MISSING(x) ((x)->sxpinfo.gp & MISSING_MASK)/* for closure calls */
#define SET_MISSING(x,v) do { \
SEXP __x__ = (x); \
int __v__ = (v); \
int __other_flags__ = __x__->sxpinfo.gp & ~MISSING_MASK; \
__x__->sxpinfo.gp = __other_flags__ | __v__; \
} while (0)
/* Closure Access Macros */
#define FORMALS(x) ((x)->u.closxp.formals)
#define BODY(x) ((x)->u.closxp.body)
#define CLOENV(x) ((x)->u.closxp.env)
#define RDEBUG(x) ((x)->sxpinfo.debug)
#define SET_RDEBUG(x,v) (((x)->sxpinfo.debug)=(v))
#define RSTEP(x) ((x)->sxpinfo.spare)
#define SET_RSTEP(x,v) (((x)->sxpinfo.spare)=(v))
/* Symbol Access Macros */
#define PRINTNAME(x) ((x)->u.symsxp.pname)
#define SYMVALUE(x) ((x)->u.symsxp.value)
#define INTERNAL(x) ((x)->u.symsxp.internal)
#define DDVAL_MASK 1
#define DDVAL(x) ((x)->sxpinfo.gp & DDVAL_MASK) /* for ..1, ..2 etc */
#define SET_DDVAL_BIT(x) (((x)->sxpinfo.gp) |= DDVAL_MASK)
#define UNSET_DDVAL_BIT(x) (((x)->sxpinfo.gp) &= ~DDVAL_MASK)
#define SET_DDVAL(x,v) ((v) ? SET_DDVAL_BIT(x) : UNSET_DDVAL_BIT(x)) /* for ..1, ..2 etc */
/* Environment Access Macros */
#define FRAME(x) ((x)->u.envsxp.frame)
#define ENCLOS(x) ((x)->u.envsxp.enclos)
#define HASHTAB(x) ((x)->u.envsxp.hashtab)
#define ENVFLAGS(x) ((x)->sxpinfo.gp) /* for environments */
#define SET_ENVFLAGS(x,v) (((x)->sxpinfo.gp)=(v))
#else /* not USE_RINTERNALS */
typedef struct SEXPREC *SEXP;
#define CHAR(x) R_CHAR(x)
const char *(R_CHAR)(SEXP x);
/* Various tests with macro versions below */
Rboolean (Rf_isNull)(SEXP s);
Rboolean (Rf_isSymbol)(SEXP s);
Rboolean (Rf_isLogical)(SEXP s);
Rboolean (Rf_isReal)(SEXP s);
Rboolean (Rf_isComplex)(SEXP s);
Rboolean (Rf_isExpression)(SEXP s);
Rboolean (Rf_isEnvironment)(SEXP s);
Rboolean (Rf_isString)(SEXP s);
Rboolean (Rf_isObject)(SEXP s);
#endif /* USE_RINTERNALS */
/* Accessor functions. Many are declared using () to avoid the macro
definitions in the USE_RINTERNALS section.
The function STRING_ELT is used as an argument to arrayAssign even
if the macro version is in use.
*/
/* General Cons Cell Attributes */
SEXP (ATTRIB)(SEXP x);
int (OBJECT)(SEXP x);
int (MARK)(SEXP x);
int (TYPEOF)(SEXP x);
int (NAMED)(SEXP x);
void (SET_OBJECT)(SEXP x, int v);
void (SET_TYPEOF)(SEXP x, int v);
void (SET_NAMED)(SEXP x, int v);
void SET_ATTRIB(SEXP x, SEXP v);
void DUPLICATE_ATTRIB(SEXP to, SEXP from);
/* S4 object testing */
int (IS_S4_OBJECT)(SEXP x);
void (SET_S4_OBJECT)(SEXP x);
void (UNSET_S4_OBJECT)(SEXP x);
/* Vector Access Functions */
int (LENGTH)(SEXP x);
int (TRUELENGTH)(SEXP x);
void (SETLENGTH)(SEXP x, int v);
void (SET_TRUELENGTH)(SEXP x, int v);
int (LEVELS)(SEXP x);
int (SETLEVELS)(SEXP x, int v);
int *(LOGICAL)(SEXP x);
int *(INTEGER)(SEXP x);
Rbyte *(RAW)(SEXP x);
double *(REAL)(SEXP x);
Rcomplex *(COMPLEX)(SEXP x);
SEXP (STRING_ELT)(SEXP x, int i);
SEXP (VECTOR_ELT)(SEXP x, int i);
void SET_STRING_ELT(SEXP x, int i, SEXP v);
SEXP SET_VECTOR_ELT(SEXP x, int i, SEXP v);
SEXP *(STRING_PTR)(SEXP x);
SEXP *(VECTOR_PTR)(SEXP x);
/* List Access Functions */
/* These also work for ... objects */
#define CONS(a, b) cons((a), (b)) /* data lists */
#define LCONS(a, b) lcons((a), (b)) /* language lists */
SEXP (TAG)(SEXP e);
SEXP (CAR)(SEXP e);
SEXP (CDR)(SEXP e);
SEXP (CAAR)(SEXP e);
SEXP (CDAR)(SEXP e);
SEXP (CADR)(SEXP e);
SEXP (CDDR)(SEXP e);
SEXP (CADDR)(SEXP e);
SEXP (CADDDR)(SEXP e);
SEXP (CAD4R)(SEXP e);
int (MISSING)(SEXP x);
void (SET_MISSING)(SEXP x, int v);
void SET_TAG(SEXP x, SEXP y);
SEXP SETCAR(SEXP x, SEXP y);
SEXP SETCDR(SEXP x, SEXP y);
SEXP SETCADR(SEXP x, SEXP y);
SEXP SETCADDR(SEXP x, SEXP y);
SEXP SETCADDDR(SEXP x, SEXP y);
SEXP SETCAD4R(SEXP e, SEXP y);
/* Closure Access Functions */
SEXP (FORMALS)(SEXP x);
SEXP (BODY)(SEXP x);
SEXP (CLOENV)(SEXP x);
int (RDEBUG)(SEXP x);
int (RSTEP)(SEXP x);
int (RTRACE)(SEXP x);
void (SET_RDEBUG)(SEXP x, int v);
void (SET_RSTEP)(SEXP x, int v);
void (SET_RTRACE)(SEXP x, int v);
void SET_FORMALS(SEXP x, SEXP v);
void SET_BODY(SEXP x, SEXP v);
void SET_CLOENV(SEXP x, SEXP v);
/* Symbol Access Functions */
SEXP (PRINTNAME)(SEXP x);
SEXP (SYMVALUE)(SEXP x);
SEXP (INTERNAL)(SEXP x);
int (DDVAL)(SEXP x);
void (SET_DDVAL)(SEXP x, int v);
void SET_PRINTNAME(SEXP x, SEXP v);
void SET_SYMVALUE(SEXP x, SEXP v);
void SET_INTERNAL(SEXP x, SEXP v);
/* Environment Access Functions */
SEXP (FRAME)(SEXP x);
SEXP (ENCLOS)(SEXP x);
SEXP (HASHTAB)(SEXP x);
int (ENVFLAGS)(SEXP x);
void (SET_ENVFLAGS)(SEXP x, int v);
void SET_FRAME(SEXP x, SEXP v);
void SET_ENCLOS(SEXP x, SEXP v);
void SET_HASHTAB(SEXP x, SEXP v);
/* Promise Access Functions */
/* First five have macro versions in Defn.h */
SEXP (PRCODE)(SEXP x);
SEXP (PRENV)(SEXP x);
SEXP (PRVALUE)(SEXP x);
int (PRSEEN)(SEXP x);
void (SET_PRSEEN)(SEXP x, int v);
void SET_PRENV(SEXP x, SEXP v);
void SET_PRVALUE(SEXP x, SEXP v);
void SET_PRCODE(SEXP x, SEXP v);
void SET_PRSEEN(SEXP x, int v);
/* Hashing Functions */
/* There are macro versions in Defn.h */
int (HASHASH)(SEXP x);
int (HASHVALUE)(SEXP x);
void (SET_HASHASH)(SEXP x, int v);
void (SET_HASHVALUE)(SEXP x, int v);
/* External pointer access macros */
#define EXTPTR_PTR(x) CAR(x)
#define EXTPTR_PROT(x) CDR(x)
#define EXTPTR_TAG(x) TAG(x)
#ifdef BYTECODE
/* Bytecode access macros */
#define BCODE_CODE(x) CAR(x)
#define BCODE_CONSTS(x) CDR(x)
#define BCODE_EXPR(x) TAG(x)
#define isByteCode(x) (TYPEOF(x)==BCODESXP)
#else
#define isByteCode(x) FALSE
#endif
/* Pointer Protection and Unprotection */
#define PROTECT(s) Rf_protect(s)
#define UNPROTECT(n) Rf_unprotect(n)
#define UNPROTECT_PTR(s) Rf_unprotect_ptr(s)
/* We sometimes need to coerce a protected value and place the new
coerced value under protection. For these cases PROTECT_WITH_INDEX
saves an index of the protection location that can be used to
replace the protected value using REPROTECT. */
typedef int PROTECT_INDEX;
#define PROTECT_WITH_INDEX(x,i) R_ProtectWithIndex(x,i)
#define REPROTECT(x,i) R_Reprotect(x,i)
/* Evaluation Environment */
LibExtern SEXP R_GlobalEnv; /* The "global" environment */
LibExtern SEXP R_EmptyEnv; /* An empty environment at the root of the
environment tree */
LibExtern SEXP R_BaseEnv; /* The base environment; formerly R_NilValue */
LibExtern SEXP R_BaseNamespace; /* The (fake) name space for base */
LibExtern SEXP R_NamespaceRegistry;/* Registry for registered name spaces */
/* Special Values */
LibExtern SEXP R_NilValue; /* The nil object */
LibExtern SEXP R_UnboundValue; /* Unbound marker */
LibExtern SEXP R_MissingArg; /* Missing argument marker */
#ifdef __MAIN__
attribute_hidden
#else
extern
#endif
SEXP R_RestartToken; /* Marker for restarted function calls */
/* Symbol Table Shortcuts */
LibExtern SEXP R_Bracket2Symbol; /* "[[" */
LibExtern SEXP R_BracketSymbol; /* "[" */
LibExtern SEXP R_BraceSymbol; /* "{" */
LibExtern SEXP R_ClassSymbol; /* "class" */
LibExtern SEXP R_DeviceSymbol; /* ".Device" */
LibExtern SEXP R_DimNamesSymbol; /* "dimnames" */
LibExtern SEXP R_DimSymbol; /* "dim" */
LibExtern SEXP R_DollarSymbol; /* "$" */
LibExtern SEXP R_DotsSymbol; /* "..." */
LibExtern SEXP R_DropSymbol; /* "drop" */
LibExtern SEXP R_LastvalueSymbol; /* ".Last.value" */
LibExtern SEXP R_LevelsSymbol; /* "levels" */
LibExtern SEXP R_ModeSymbol; /* "mode" */
LibExtern SEXP R_NameSymbol; /* "name" */
LibExtern SEXP R_NamesSymbol; /* "names" */
LibExtern SEXP R_NaRmSymbol; /* "na.rm" */
LibExtern SEXP R_PackageSymbol; /* "package" */
LibExtern SEXP R_QuoteSymbol; /* "quote" */
LibExtern SEXP R_RowNamesSymbol; /* "row.names" */
LibExtern SEXP R_SeedsSymbol; /* ".Random.seed" */
LibExtern SEXP R_SourceSymbol; /* "source" */
LibExtern SEXP R_TspSymbol; /* "tsp" */
/* Missing Values - others from Arith.h */
#define NA_STRING R_NaString
LibExtern SEXP R_NaString; /* NA_STRING as a CHARSXP */
LibExtern SEXP R_BlankString; /* "" as a CHARSXP */
/*--- FUNCTIONS ------------------------------------------------------ */
/* Type Coercions of all kinds */
SEXP Rf_asChar(SEXP);
SEXP Rf_coerceVector(SEXP, SEXPTYPE);
SEXP Rf_PairToVectorList(SEXP x);
SEXP Rf_VectorToPairList(SEXP x);
SEXP Rf_asCharacterFactor(SEXP x);
int Rf_asLogical(SEXP x);
int Rf_asInteger(SEXP x);
double Rf_asReal(SEXP x);
Rcomplex Rf_asComplex(SEXP x);
/* Other Internally Used Functions, excluding those which are inline-able*/
char * Rf_acopy_string(const char *);
SEXP Rf_alloc3DArray(SEXPTYPE, int, int, int);
SEXP Rf_allocArray(SEXPTYPE, SEXP);
SEXP Rf_allocMatrix(SEXPTYPE, int, int);
SEXP Rf_allocList(int);
SEXP Rf_allocS4Object(void);
SEXP Rf_allocSExp(SEXPTYPE);
SEXP Rf_allocVector(SEXPTYPE, R_len_t);
int Rf_any_duplicated(SEXP x, Rboolean from_last);
int Rf_any_duplicated3(SEXP x, SEXP incomp, Rboolean from_last);
SEXP Rf_applyClosure(SEXP, SEXP, SEXP, SEXP, SEXP);
SEXP Rf_arraySubscript(int, SEXP, SEXP, SEXP (*)(SEXP,SEXP),
SEXP (*)(SEXP, int), SEXP);
Rcomplex Rf_asComplex(SEXP);
int Rf_asInteger(SEXP);
int Rf_asLogical(SEXP);
double Rf_asReal(SEXP);
SEXP Rf_classgets(SEXP, SEXP);
SEXP Rf_cons(SEXP, SEXP);
Rboolean R_compute_identical(SEXP, SEXP, Rboolean num_eq,
Rboolean single_NA, Rboolean attr_asSet);
void Rf_copyMatrix(SEXP, SEXP, Rboolean);
void Rf_copyMostAttrib(SEXP, SEXP);
void Rf_copyVector(SEXP, SEXP);
int Rf_countContexts(int, int);
SEXP Rf_CreateTag(SEXP);
void Rf_defineVar(SEXP, SEXP, SEXP);
SEXP Rf_dimgets(SEXP, SEXP);
SEXP Rf_dimnamesgets(SEXP, SEXP);
SEXP Rf_DropDims(SEXP);
SEXP Rf_duplicate(SEXP);
SEXP Rf_duplicated(SEXP, Rboolean);
SEXP Rf_eval(SEXP, SEXP);
SEXP Rf_findFun(SEXP, SEXP);
SEXP Rf_findVar(SEXP, SEXP);
SEXP Rf_findVarInFrame(SEXP, SEXP);
SEXP Rf_findVarInFrame3(SEXP, SEXP, Rboolean);
SEXP Rf_getAttrib(SEXP, SEXP);
SEXP Rf_GetArrayDimnames(SEXP);
SEXP Rf_GetColNames(SEXP);
void Rf_GetMatrixDimnames(SEXP, SEXP*, SEXP*, const char**, const char**);
SEXP Rf_GetOption(SEXP, SEXP);
int Rf_GetOptionDigits(SEXP);
int Rf_GetOptionWidth(SEXP);
SEXP Rf_GetRowNames(SEXP);
void Rf_gsetVar(SEXP, SEXP, SEXP);
SEXP Rf_install(const char *);
Rboolean Rf_isFree(SEXP);
Rboolean Rf_isOrdered(SEXP);
Rboolean Rf_isUnordered(SEXP);
Rboolean Rf_isUnsorted(SEXP, Rboolean);
SEXP Rf_lengthgets(SEXP, R_len_t);
SEXP R_lsInternal(SEXP, Rboolean);
SEXP Rf_match(SEXP, SEXP, int);
SEXP Rf_matchE(SEXP, SEXP, int, SEXP);
SEXP Rf_namesgets(SEXP, SEXP);
SEXP Rf_mkChar(const char *);
SEXP Rf_mkCharLen(const char *, int);
Rboolean Rf_NonNullStringMatch(SEXP, SEXP);
int Rf_ncols(SEXP);
int Rf_nrows(SEXP);
SEXP Rf_nthcdr(SEXP, int);
Rboolean Rf_pmatch(SEXP, SEXP, Rboolean);
Rboolean Rf_psmatch(const char *, const char *, Rboolean);
void Rf_PrintValue(SEXP);
SEXP Rf_protect(SEXP);
SEXP Rf_setAttrib(SEXP, SEXP, SEXP);
void Rf_setSVector(SEXP*, int, SEXP);
void Rf_setVar(SEXP, SEXP, SEXP);
SEXPTYPE Rf_str2type(const char *);
Rboolean Rf_StringBlank(SEXP);
SEXP Rf_substitute(SEXP,SEXP);
const char * Rf_translateChar(SEXP);
const char * Rf_translateCharUTF8(SEXP);
const char * Rf_type2char(SEXPTYPE);
SEXP Rf_type2str(SEXPTYPE);
void Rf_unprotect(int);
void Rf_unprotect_ptr(SEXP);
void R_ProtectWithIndex(SEXP, PROTECT_INDEX *);
void R_Reprotect(SEXP, PROTECT_INDEX);
SEXP R_tryEval(SEXP, SEXP, int *);
SEXP R_tryEvalSilent(SEXP, SEXP, int *);
const char *R_curErrorBuf();
Rboolean Rf_isS4(SEXP);
SEXP Rf_asS4(SEXP, Rboolean, int);
SEXP Rf_S3Class(SEXP);
int Rf_isBasicClass(const char *);
typedef enum {
CE_NATIVE = 0,
CE_UTF8 = 1,
CE_LATIN1 = 2,
CE_SYMBOL = 5,
CE_ANY =99
} cetype_t;
cetype_t Rf_getCharCE(SEXP);
SEXP Rf_mkCharCE(const char *, cetype_t);
SEXP Rf_mkCharLenCE(const char *, int, cetype_t);
const char *Rf_reEnc(const char *x, cetype_t ce_in, cetype_t ce_out, int subst);
/* return(.) NOT reached : for -Wall */
#define error_return(msg) { Rf_error(msg); return R_NilValue; }
#define errorcall_return(cl,msg){ Rf_errorcall(cl, msg); return R_NilValue; }
#ifdef __MAIN__
#undef extern
#undef LibExtern
#endif
/* External pointer interface */
SEXP R_MakeExternalPtr(void *p, SEXP tag, SEXP prot);
void *R_ExternalPtrAddr(SEXP s);
SEXP R_ExternalPtrTag(SEXP s);
SEXP R_ExternalPtrProtected(SEXP s);
void R_ClearExternalPtr(SEXP s);
void R_SetExternalPtrAddr(SEXP s, void *p);
void R_SetExternalPtrTag(SEXP s, SEXP tag);
void R_SetExternalPtrProtected(SEXP s, SEXP p);
/* Finalization interface */
typedef void (*R_CFinalizer_t)(SEXP);
void R_RegisterFinalizer(SEXP s, SEXP fun);
void R_RegisterCFinalizer(SEXP s, R_CFinalizer_t fun);
void R_RegisterFinalizerEx(SEXP s, SEXP fun, Rboolean onexit);
void R_RegisterCFinalizerEx(SEXP s, R_CFinalizer_t fun, Rboolean onexit);
/* Weak reference interface */
SEXP R_MakeWeakRef(SEXP key, SEXP val, SEXP fin, Rboolean onexit);
SEXP R_MakeWeakRefC(SEXP key, SEXP val, R_CFinalizer_t fin, Rboolean onexit);
SEXP R_WeakRefKey(SEXP w);
SEXP R_WeakRefValue(SEXP w);
void R_RunWeakRefFinalizer(SEXP w);
#ifdef BYTECODE
SEXP R_PromiseExpr(SEXP);
SEXP R_ClosureExpr(SEXP);
void R_initialize_bcode(void);
SEXP R_bcEncode(SEXP);
SEXP R_bcDecode(SEXP);
#define PREXPR(e) R_PromiseExpr(e)
#define BODY_EXPR(e) R_ClosureExpr(e)
#else
#define PREXPR(e) PRCODE(e)
#define BODY_EXPR(e) BODY(e)
#endif
/* Protected evaluation */
Rboolean R_ToplevelExec(void (*fun)(void *), void *data);
/* Environment and Binding Features */
void R_RestoreHashCount(SEXP rho);
Rboolean R_IsPackageEnv(SEXP rho);
SEXP R_PackageEnvName(SEXP rho);
SEXP R_FindPackageEnv(SEXP info);
Rboolean R_IsNamespaceEnv(SEXP rho);
SEXP R_NamespaceEnvSpec(SEXP rho);
SEXP R_FindNamespace(SEXP info);
void R_LockEnvironment(SEXP env, Rboolean bindings);
Rboolean R_EnvironmentIsLocked(SEXP env);
void R_LockBinding(SEXP sym, SEXP env);
void R_unLockBinding(SEXP sym, SEXP env);
void R_MakeActiveBinding(SEXP sym, SEXP fun, SEXP env);
Rboolean R_BindingIsLocked(SEXP sym, SEXP env);
Rboolean R_BindingIsActive(SEXP sym, SEXP env);
Rboolean R_HasFancyBindings(SEXP rho);
/* ../main/errors.c : */
/* needed for R_load/savehistory handling in front ends */
void Rf_errorcall(SEXP, const char *, ...);
void Rf_warningcall(SEXP, const char *, ...);
void Rf_warningcall_immediate(SEXP, const char *, ...);
/* Save/Load Interface */
#define R_XDR_DOUBLE_SIZE 8
#define R_XDR_INTEGER_SIZE 4
void R_XDREncodeDouble(double d, void *buf);
double R_XDRDecodeDouble(void *buf);
void R_XDREncodeInteger(int i, void *buf);
int R_XDRDecodeInteger(void *buf);
typedef void *R_pstream_data_t;
typedef enum {
R_pstream_any_format,
R_pstream_ascii_format,
R_pstream_binary_format,
R_pstream_xdr_format
} R_pstream_format_t;
typedef struct R_outpstream_st *R_outpstream_t;
struct R_outpstream_st {
R_pstream_data_t data;
R_pstream_format_t type;
int version;
void (*OutChar)(R_outpstream_t, int);
void (*OutBytes)(R_outpstream_t, void *, int);
SEXP (*OutPersistHookFunc)(SEXP, SEXP);
SEXP OutPersistHookData;
};
typedef struct R_inpstream_st *R_inpstream_t;
struct R_inpstream_st {
R_pstream_data_t data;
R_pstream_format_t type;
int (*InChar)(R_inpstream_t);
void (*InBytes)(R_inpstream_t, void *, int);
SEXP (*InPersistHookFunc)(SEXP, SEXP);
SEXP InPersistHookData;
};
void R_InitInPStream(R_inpstream_t stream, R_pstream_data_t data,
R_pstream_format_t type,
int (*inchar)(R_inpstream_t),
void (*inbytes)(R_inpstream_t, void *, int),
SEXP (*phook)(SEXP, SEXP), SEXP pdata);
void R_InitOutPStream(R_outpstream_t stream, R_pstream_data_t data,
R_pstream_format_t type, int version,
void (*outchar)(R_outpstream_t, int),
void (*outbytes)(R_outpstream_t, void *, int),
SEXP (*phook)(SEXP, SEXP), SEXP pdata);
void R_InitFileInPStream(R_inpstream_t stream, FILE *fp,
R_pstream_format_t type,
SEXP (*phook)(SEXP, SEXP), SEXP pdata);
void R_InitFileOutPStream(R_outpstream_t stream, FILE *fp,
R_pstream_format_t type, int version,
SEXP (*phook)(SEXP, SEXP), SEXP pdata);
#ifdef NEED_CONNECTION_PSTREAMS
/* The connection interface is not yet available to packages. To
allow limited use of connection pointers this defines the opaque
pointer type. */
#ifndef HAVE_RCONNECTION_TYPEDEF
typedef struct Rconn *Rconnection;
#define HAVE_RCONNECTION_TYPEDEF
#endif
void R_InitConnOutPStream(R_outpstream_t stream, Rconnection con,
R_pstream_format_t type, int version,
SEXP (*phook)(SEXP, SEXP), SEXP pdata);
void R_InitConnInPStream(R_inpstream_t stream, Rconnection con,
R_pstream_format_t type,
SEXP (*phook)(SEXP, SEXP), SEXP pdata);
#endif
void R_Serialize(SEXP s, R_outpstream_t ops);
SEXP R_Unserialize(R_inpstream_t ips);
/* slot management (in attrib.c) */
SEXP R_do_slot(SEXP obj, SEXP name);
SEXP R_do_slot_assign(SEXP obj, SEXP name, SEXP value);
int R_has_slot(SEXP obj, SEXP name);
/* class definition, new objects */
SEXP R_do_MAKE_CLASS(const char *what);
SEXP R_getClassDef (const char *what);
SEXP R_do_new_object(SEXP class_def);
/* preserve objects across GCs */
void R_PreserveObject(SEXP);
void R_ReleaseObject(SEXP);
/* Shutdown actions */
void R_dot_Last(void); /* in main.c */
void R_RunExitFinalizers(void); /* in memory.c */
/* Replacements for popen and system */
#ifdef HAVE_POPEN
FILE *R_popen(const char *, const char *);
#endif
int R_system(const char *);
#ifndef R_NO_REMAP
#define acopy_string Rf_acopy_string
#define alloc3DArray Rf_alloc3DArray
#define allocArray Rf_allocArray
#define allocList Rf_allocList
#define allocMatrix Rf_allocMatrix
#define allocS4Object Rf_allocS4Object
#define allocSExp Rf_allocSExp
#define allocVector Rf_allocVector
#define any_duplicated Rf_any_duplicated
#define any_duplicated3 Rf_any_duplicated3
#define applyClosure Rf_applyClosure
#define arraySubscript Rf_arraySubscript
#define asChar Rf_asChar
#define asCharacterFactor Rf_asCharacterFactor
#define asComplex Rf_asComplex
#define asInteger Rf_asInteger
#define asLogical Rf_asLogical
#define asReal Rf_asReal
#define asS4 Rf_asS4
#define classgets Rf_classgets
#define coerceVector Rf_coerceVector
#define conformable Rf_conformable
#define cons Rf_cons
#define copyMatrix Rf_copyMatrix
#define copyMostAttrib Rf_copyMostAttrib
#define copyVector Rf_copyVector
#define countContexts Rf_countContexts
#define CreateTag Rf_CreateTag
#define defineVar Rf_defineVar
#define dimgets Rf_dimgets
#define dimnamesgets Rf_dimnamesgets
#define DropDims Rf_DropDims
#define duplicate Rf_duplicate
#define duplicated Rf_duplicated
#define elt Rf_elt
#define errorcall Rf_errorcall
#define eval Rf_eval
#define findFun Rf_findFun
#define findVar Rf_findVar
#define findVarInFrame Rf_findVarInFrame
#define findVarInFrame3 Rf_findVarInFrame3
#define GetArrayDimnames Rf_GetArrayDimnames
#define getAttrib Rf_getAttrib
#define getCharCE Rf_getCharCE
#define GetColNames Rf_GetColNames
#define GetMatrixDimnames Rf_GetMatrixDimnames
#define GetOption Rf_GetOption
#define GetOptionDigits Rf_GetOptionDigits
#define GetOptionWidth Rf_GetOptionWidth
#define GetRowNames Rf_GetRowNames
#define gsetVar Rf_gsetVar
#define inherits Rf_inherits
#define install Rf_install
#define isArray Rf_isArray
#define isBasicClass Rf_isBasicClass
#define isComplex Rf_isComplex
#define isEnvironment Rf_isEnvironment
#define isExpression Rf_isExpression
#define isFactor Rf_isFactor
#define isFrame Rf_isFrame
#define isFree Rf_isFree
#define isFunction Rf_isFunction
#define isInteger Rf_isInteger
#define isLanguage Rf_isLanguage
#define isList Rf_isList
#define isLogical Rf_isLogical
#define isSymbol Rf_isSymbol
#define isMatrix Rf_isMatrix
#define isNewList Rf_isNewList
#define isNull Rf_isNull
#define isNumeric Rf_isNumeric
#define isNumber Rf_isNumber
#define isObject Rf_isObject
#define isOrdered Rf_isOrdered
#define isPairList Rf_isPairList
#define isPrimitive Rf_isPrimitive
#define isReal Rf_isReal
#define isS4 Rf_isS4
#define isString Rf_isString
#define isTs Rf_isTs
#define isUnordered Rf_isUnordered
#define isUnsorted Rf_isUnsorted
#define isUserBinop Rf_isUserBinop
#define isValidString Rf_isValidString
#define isValidStringF Rf_isValidStringF
#define isVector Rf_isVector
#define isVectorAtomic Rf_isVectorAtomic
#define isVectorizable Rf_isVectorizable
#define isVectorList Rf_isVectorList
#define lang1 Rf_lang1
#define lang2 Rf_lang2
#define lang3 Rf_lang3
#define lang4 Rf_lang4
#define lang5 Rf_lang5
#define lang6 Rf_lang6
#define lastElt Rf_lastElt
#define lcons Rf_lcons
#define length(x) Rf_length(x)
#define lengthgets Rf_lengthgets
#define list1 Rf_list1
#define list2 Rf_list2
#define list3 Rf_list3
#define list4 Rf_list4
#define list5 Rf_list5
#define listAppend Rf_listAppend
#define match Rf_match
#define matchE Rf_matchE
#define mkChar Rf_mkChar
#define mkCharCE Rf_mkCharCE
#define mkCharLen Rf_mkCharLen
#define mkCharLenCE Rf_mkCharLenCE
#define mkNamed Rf_mkNamed
#define mkString Rf_mkString
#define namesgets Rf_namesgets
#define ncols Rf_ncols
#define nlevels Rf_nlevels
#define NonNullStringMatch Rf_NonNullStringMatch
#define nrows Rf_nrows
#define nthcdr Rf_nthcdr
#define PairToVectorList Rf_PairToVectorList
#define pmatch Rf_pmatch
#define psmatch Rf_psmatch
#define PrintValue Rf_PrintValue
#define protect Rf_protect
#define reEnc Rf_reEnc
#define rownamesgets Rf_rownamesgets
#define S3Class Rf_S3Class
#define ScalarComplex Rf_ScalarComplex
#define ScalarInteger Rf_ScalarInteger
#define ScalarLogical Rf_ScalarLogical
#define ScalarReal Rf_ScalarReal
#define ScalarString Rf_ScalarString
#define ScalarRaw Rf_ScalarRaw
#define setAttrib Rf_setAttrib
#define setSVector Rf_setSVector
#define setVar Rf_setVar
#define str2type Rf_str2type
#define StringBlank Rf_StringBlank
#define substitute Rf_substitute
#define translateChar Rf_translateChar
#define translateCharUTF8 Rf_translateCharUTF8
#define type2char Rf_type2char
#define type2str Rf_type2str
#define unprotect Rf_unprotect
#define unprotect_ptr Rf_unprotect_ptr
#define VectorToPairList Rf_VectorToPairList
#define warningcall Rf_warningcall
#define warningcall_immediate Rf_warningcall_immediate
#endif
#if defined(CALLED_FROM_DEFN_H) && !defined(__MAIN__) && (defined(COMPILING_R) || ( __GNUC__ && !defined(__INTEL_COMPILER) ))
#include "Rinlinedfuns.h"
#else
/* need remapped names here for use with R_NO_REMAP */
/*
These are the inlinable functions that are provided in Rinlinedfuns.h
It is *essential* that these do not appear in any other header file,