/*
 * This file is part of DGD, http://dgd-osr.sourceforge.net/
 * Copyright (C) 1993-2010 Dworkin B.V.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 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 Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

# include "hash.h"

typedef struct _macro_ {
    hte chain;			/* hash table entry chain */
    char *replace;		/* replace text */
    int narg;			/* number of arguments */
} macro;

# define MA_NARG	0x1f
# define MA_NOEXPAND	0x20
# define MA_STRING	0x40
# define MA_TAG		0x80

# define MAX_NARG	31

# define MAX_REPL_SIZE	(4 * MAX_LINE_SIZE)

extern void   mc_init	P((void));
extern void   mc_clear  P((void));
extern void   mc_define P((char*, char*, int));
extern void   mc_undef  P((char*));
extern macro *mc_lookup P((char*));