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/*
* $Id: gp_hist.h,v 1.11 2011/02/21 07:56:57 markisch Exp $
*/
/* GNUPLOT - gp_hist.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_HISTORY_H
# define GNUPLOT_HISTORY_H
#include "syscfg.h"
/* Type and struct definitions */
struct hist {
char *line;
struct hist *prev;
struct hist *next;
};
/* Variables of history.c needed by other modules: */
extern struct hist *history;
extern struct hist *cur_entry;
#ifdef GNUPLOT_HISTORY
extern long int gnuplot_history_size;
#endif
/* Prototypes of functions exported by history.c */
/* GNU readline
* Only required by two files directly,
* so I don't put this into a header file. -lh
*/
#ifdef HAVE_LIBREADLINE
# include <readline/history.h>
#endif
/* NetBSD editline
* (almost) compatible readline replacement
*/
#if defined(HAVE_LIBEDITLINE)
# include <editline/readline.h>
#endif
#if defined(READLINE) && !defined(HAVE_LIBREADLINE) && !defined(HAVE_LIBEDITLINE)
void add_history __PROTO((char *line));
void write_history_n __PROTO((const int, const char *, const char *));
void write_history __PROTO((char *));
void read_history __PROTO((char *));
const char *history_find __PROTO((char *));
int history_find_all __PROTO((char *));
#elif defined(HAVE_LIBREADLINE) || defined(HAVE_LIBEDITLINE)
void write_history_n __PROTO((const int, const char *, const char *));
const char *history_find __PROTO((char *));
int history_find_all __PROTO((char *));
#endif /* READLINE && !HAVE_LIBREADLINE && !HAVE_LIBEDITLINE */
#endif /* GNUPLOT_HISTORY_H */
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