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/*
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/*
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 *  R : A Computer Language for Statistical Data Analysis
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 *  R : A Computer Language for Statistical Data Analysis
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 *  Copyright (C) 1995, 1996  Robert Gentleman and Ross Ihaka
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 *  Copyright (C) 1995, 1996  Robert Gentleman and Ross Ihaka
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 *  Copyright (C) 1998--2016  The R Core Team.
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 *  Copyright (C) 1998--2017  The R Core Team.
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 *
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 *
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 *  This program is free software; you can redistribute it and/or modify
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 *  This program is free software; you can redistribute it and/or modify
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 *  it under the terms of the GNU General Public License as published by
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 *  it under the terms of the GNU General Public License as published by
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 *  the Free Software Foundation; either version 2 of the License, or
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 *  the Free Software Foundation; either version 2 of the License, or
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 *  (at your option) any later version.
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 *  (at your option) any later version.
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   e.g. GUIs such as GNOME and Cocoa.  It is only used on Unix-alikes.
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   e.g. GUIs such as GNOME and Cocoa.  It is only used on Unix-alikes.
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   All entries here should be documented in doc/manual/R-exts.texi.
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   All entries here should be documented in doc/manual/R-exts.texi.
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   It should not be included by package sources unless they are
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   It should not be included by package sources unless they are
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   providing such a front-end.
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   providing such a front-end.
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   If CSTACK_DEFNS is defined, also define HAVE_UINTPTR_T (if true)
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   before including this, perhaps by including Rconfig.h from C code
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   (for C++ you need to test the C++ compiler in use).
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*/
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*/
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#ifndef RINTERFACE_H_
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#ifndef RINTERFACE_H_
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#define RINTERFACE_H_
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#define RINTERFACE_H_
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#include <R_ext/Boolean.h>
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#include <R_ext/Boolean.h>
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#include <R_ext/RStartup.h>
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#ifdef __cplusplus
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#ifdef __cplusplus
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/* we do not support DO_NOT_USE_CXX_HEADERS in this file */
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# include <cstdio>
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# include <cstdio>
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extern "C" {
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extern "C" {
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#else
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#else
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# include <stdio.h>
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# include <stdio.h>
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#endif
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#endif
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/* in ../unix/system.c */
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/* in ../unix/system.c */
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extern int R_running_as_main_program;
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extern int R_running_as_main_program;
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#ifdef CSTACK_DEFNS
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#ifdef CSTACK_DEFNS
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/* duplicating Defn.h */
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/* duplicating older Defn.h.
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   Note: this is never used when including Rinterface.h from R itself
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*/
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#if !defined(HAVE_UINTPTR_T) && !defined(uintptr_t)
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#if !defined(HAVE_UINTPTR_T) && !defined(uintptr_t)
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 typedef unsigned long uintptr_t;
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 typedef unsigned long uintptr_t;
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#else
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# ifndef __cplusplus
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#  include <stdint.h>
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# elif __cplusplus >= 201103L
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#  include <cstdint>
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# endif
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#endif
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#endif
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extern uintptr_t R_CStackLimit;	/* C stack limit */
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extern uintptr_t R_CStackLimit;	/* C stack limit */
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extern uintptr_t R_CStackStart;	/* Initial stack address */
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extern uintptr_t R_CStackStart;	/* Initial stack address */
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#endif
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#endif
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/* formerly in src/unix/devUI.h */
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/* formerly in src/unix/devUI.h */
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#ifdef R_INTERFACE_PTRS
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#ifdef R_INTERFACE_PTRS
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#include <Rinternals.h>
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#include <Rinternals.h> // for SEXP
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#include <R_ext/RStartup.h> // for SA_TYPE
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#ifdef __SYSTEM__
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#ifdef __SYSTEM__
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# define extern
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# define extern
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#endif
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#endif
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