/*
 * $Id: internal.h,v 1.16 2007/03/30 05:18:46 sfeam Exp $
 */

/* GNUPLOT - internal.h */

/*[
 * Copyright 1999, 2004   Thomas Williams, Colin Kelley
 *
 * Permission to use, copy, and distribute this software and its
 * documentation for any purpose with or without fee is hereby granted,
 * provided that the above copyright notice appear in all copies and
 * that both that copyright notice and this permission notice appear
 * in supporting documentation.
 *
 * Permission to modify the software is granted, but not the right to
 * distribute the complete modified source code.  Modifications are to
 * be distributed as patches to the released version.  Permission to
 * distribute binaries produced by compiling modified sources is granted,
 * provided you
 *   1. distribute the corresponding source modifications from the
 *    released version in the form of a patch file along with the binaries,
 *   2. add special version identification to distinguish your version
 *    in addition to the base release version number,
 *   3. provide your name and address as the primary contact for the
 *    support of your modified version, and
 *   4. retain our contact information in regard to use of the base
 *    software.
 * Permission to distribute the released version of the source code along
 * with corresponding source modifications in the form of a patch file is
 * granted with same provisions 2 through 4 for binary distributions.
 *
 * This software is provided "as is" without express or implied warranty
 * to the extent permitted by applicable law.
]*/

#ifndef GNUPLOT_INTERNAL_H
# define GNUPLOT_INTERNAL_H

/* #if... / #include / #define collection: */

#include "syscfg.h"
#include "gp_types.h"
#include "eval.h"

/* Prototypes from file "internal.c" */

/* the basic operators of our stack machine for function evaluation: */
void f_push (union argument *x);
void f_pushc (union argument *x);
void f_pushd1 (union argument *x);
void f_pushd2 (union argument *x);
void f_pushd (union argument *x);
void f_call (union argument *x);
void f_calln (union argument *x);
void f_lnot (union argument *x);
void f_bnot (union argument *x);
void f_lor (union argument *x);
void f_land (union argument *x);
void f_bor (union argument *x);
void f_xor (union argument *x);
void f_band (union argument *x);
void f_uminus (union argument *x);
void f_eq (union argument *x);
void f_ne (union argument *x);
void f_gt (union argument *x);
void f_lt (union argument *x);
void f_ge (union argument *x);
void f_le (union argument *x);
void f_plus (union argument *x);
void f_minus (union argument *x);
void f_mult (union argument *x);
void f_div (union argument *x);
void f_mod (union argument *x);
void f_power (union argument *x);
void f_factorial (union argument *x);

#ifdef GP_STRING_VARS
void f_concatenate (union argument *x);
void f_eqs (union argument *x);
void f_nes (union argument *x);
void f_gprintf (union argument *x);
void f_range (union argument *x);
void f_sprintf (union argument *x);
void f_strlen (union argument *x);
void f_strstrt (union argument *x);
void f_system (union argument *x);
void f_words (union argument *x);
void f_strftime (union argument *x);
void f_strptime (union argument *x);
#endif

#endif /* GNUPLOT_INTERNAL_H */
