[apple/shell_cmds.git] / sh / expand.h

/*-
 * 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.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. Neither the name of the University nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 *	@(#)expand.h	8.2 (Berkeley) 5/4/95
 * $FreeBSD: head/bin/sh/expand.h 314436 2017-02-28 23:42:47Z imp $
 */

struct arglist {
	char **args;
	int count;
	int capacity;
	char *smallarg[1];
};

/*
 * expandarg() flags
 */
#define EXP_SPLIT	0x1	/* perform word splitting */
#define EXP_TILDE	0x2	/* do normal tilde expansion */
#define	EXP_VARTILDE	0x4	/* expand tildes in an assignment */
#define EXP_CASE	0x10	/* keeps quotes around for CASE pattern */
#define EXP_SPLIT_LIT	0x20	/* IFS split literal text ${v+-a b c} */
#define EXP_LIT_QUOTED	0x40	/* for EXP_SPLIT_LIT, start off quoted */
#define EXP_GLOB	0x80	/* perform file globbing */

#define EXP_FULL	(EXP_SPLIT | EXP_GLOB)


void emptyarglist(struct arglist *);
void appendarglist(struct arglist *, char *);
union node;
void expandarg(union node *, struct arglist *, int);
void rmescapes(char *);
int casematch(union node *, const char *);
Commit	Line	Data
71aad674 A	1	/*-
	2	* Copyright (c) 1991, 1993
	3	* The Regents of the University of California. All rights reserved.
	4	*
	5	* This code is derived from software contributed to Berkeley by
	6	* Kenneth Almquist.
	7	*
	8	* Redistribution and use in source and binary forms, with or without
	9	* modification, are permitted provided that the following conditions
	10	* are met:
	11	* 1. Redistributions of source code must retain the above copyright
	12	* notice, this list of conditions and the following disclaimer.
	13	* 2. Redistributions in binary form must reproduce the above copyright
	14	* notice, this list of conditions and the following disclaimer in the
	15	* documentation and/or other materials provided with the distribution.
254f12f7	16	* 3. Neither the name of the University nor the names of its contributors
71aad674 A	17	* may be used to endorse or promote products derived from this software
	18	* without specific prior written permission.
	19	*
	20	* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
	21	* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
	22	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
	23	* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
	24	* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
	25	* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
	26	* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
	27	* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
	28	* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
	29	* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	30	* SUCH DAMAGE.
	31	*
	32	* @(#)expand.h 8.2 (Berkeley) 5/4/95
254f12f7	33	* $FreeBSD: head/bin/sh/expand.h 314436 2017-02-28 23:42:47Z imp $
71aad674 A	34	*/
71aad674 A	35
71aad674	36	struct arglist {
deb63bfb A	37	char **args;
	38	int count;
	39	int capacity;
	40	char *smallarg[1];
71aad674 A	41	};
	42
	43	/*
	44	* expandarg() flags
	45	*/
deb63bfb	46	#define EXP_SPLIT 0x1 /* perform word splitting */
71aad674 A	47	#define EXP_TILDE 0x2 /* do normal tilde expansion */
	48	#define EXP_VARTILDE 0x4 /* expand tildes in an assignment */
	49	#define EXP_CASE 0x10 /* keeps quotes around for CASE pattern */
	50	#define EXP_SPLIT_LIT 0x20 /* IFS split literal text ${v+-a b c} */
	51	#define EXP_LIT_QUOTED 0x40 /* for EXP_SPLIT_LIT, start off quoted */
deb63bfb A	52	#define EXP_GLOB 0x80 /* perform file globbing */
	53
	54	#define EXP_FULL (EXP_SPLIT \| EXP_GLOB)
71aad674 A	55
71aad674 A	56
deb63bfb A	57	void emptyarglist(struct arglist *);
deb63bfb A	58	void appendarglist(struct arglist , char );
71aad674 A	59	union node;
	60	void expandarg(union node , struct arglist , int);
	61	void rmescapes(char *);
	62	int casematch(union node , const char );