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/*
* hist - definitions for command history module
*
* Copyright (C) 1999-2006 David I. Bell
*
* Calc is open software; you can redistribute it and/or modify it under
* the terms of the version 2.1 of the GNU Lesser General Public License
* as published by the Free Software Foundation.
*
* Calc 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.
*
* A copy of version 2.1 of the GNU Lesser General Public License is
* distributed with calc under the filename COPYING-LGPL. You should have
* received a copy with calc; if not, write to Free Software Foundation, Inc.
* 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
*
* @(#) $Revision: 29.6 $
* @(#) $Id: hist.h,v 29.6 2006/05/19 15:26:10 chongo Exp $
* @(#) $Source: /usr/local/src/cmd/calc/RCS/hist.h,v $
*
* Under source code control: 1993/05/02 20:09:20
* File existed as early as: 1993
*
* Share and enjoy! :-) http://www.isthe.com/chongo/tech/comp/calc/
*/
#if !defined(__HIST_H__)
#define __HIST_H__
/*
* Default binding file and history size.
*/
#ifndef HIST_BINDING_FILE
#define HIST_BINDING_FILE "/usr/lib/hist.bind"
#endif
#ifndef HIST_SIZE
#define HIST_SIZE (1024*10)
#endif
/*
* path search defines
*/
#define HOMECHAR '~' /* char which indicates home directory */
#define DOTCHAR '.' /* char which indicates current directory */
#define PATHCHAR '/' /* char which separates path components */
#if defined(__MSDOS__) || defined(__WIN32)
#define LISTCHAR ';' /* char which separates paths in a list */
#else
#define LISTCHAR ':' /* char which separates paths in a list */
#endif
/*
* Possible returns from hist_init. Note that an error from hist_init does
* not prevent calling the other routines, but fancy command line editing
* is then disabled.
*/
#define HIST_SUCCESS 0 /* successfully inited */
#define HIST_INITED 1 /* initialization is already done */
#define HIST_NOFILE 2 /* bindings file could not be read */
#define HIST_NOTTY 3 /* terminal modes could not be set */
extern DLL int hist_init(char *filename);
extern DLL void hist_term(void);
extern DLL size_t hist_getline(char *prompt, char *buf, size_t len);
extern DLL void hist_saveline(char *line, int len);
#endif /* !__HIST_H__ */
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