/*-
 * Copyright (c) 1991, 1993
 *	The Regents of the University of California.  All rights reserved.
 *
 * This code is derived from software contributed to Berkeley by
 * Kenneth Almquist.
 *
 * %sccs.include.redist.c%
 *
 *	@(#)expand.h	8.2 (Berkeley) 05/04/95
 */

struct strlist {
	struct strlist *next;
	char *text;
};


struct arglist {
	struct strlist *list;
	struct strlist **lastp;
};

/*
 * expandarg() flags
 */
#define EXP_FULL	0x1	/* perform word splitting & file globbing */
#define EXP_TILDE	0x2	/* do normal tilde expansion */
#define	EXP_VARTILDE	0x4	/* expand tildes in an assignment */
#define	EXP_REDIR	0x8	/* file glob for a redirection (1 match only) */
#define EXP_CASE	0x10	/* keeps quotes around for CASE pattern */


union node;
void expandhere __P((union node *, int));
void expandarg __P((union node *, struct arglist *, int));
void expari __P((int));
int patmatch __P((char *, char *));
void rmescapes __P((char *));
int casematch __P((union node *, char *));