1 /* $NetBSD: expand.h,v 1.13 2002/11/24 22:35:40 christos Exp $ */ 2 3 /*- 4 * Copyright (c) 1991, 1993 5 * The Regents of the University of California. All rights reserved. 6 * 7 * This code is derived from software contributed to Berkeley by 8 * Kenneth Almquist. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the University of 21 * California, Berkeley and its contributors. 22 * 4. Neither the name of the University nor the names of its contributors 23 * may be used to endorse or promote products derived from this software 24 * without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 27 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 28 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 29 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 30 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 31 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 32 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 33 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 34 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 35 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 36 * SUCH DAMAGE. 37 * 38 * @(#)expand.h 8.2 (Berkeley) 5/4/95 39 */ 40 41 struct strlist { 42 struct strlist *next; 43 char *text; 44 }; 45 46 47 struct arglist { 48 struct strlist *list; 49 struct strlist **lastp; 50 }; 51 52 /* 53 * expandarg() flags 54 */ 55 #define EXP_FULL 0x1 /* perform word splitting & file globbing */ 56 #define EXP_TILDE 0x2 /* do normal tilde expansion */ 57 #define EXP_VARTILDE 0x4 /* expand tildes in an assignment */ 58 #define EXP_REDIR 0x8 /* file glob for a redirection (1 match only) */ 59 #define EXP_CASE 0x10 /* keeps quotes around for CASE pattern */ 60 #define EXP_RECORD 0x20 /* need to record arguments for ifs breakup */ 61 62 63 union node; 64 void expandhere(union node *, int); 65 void expandarg(union node *, struct arglist *, int); 66 void expari(int); 67 int patmatch(char *, char *, int); 68 void rmescapes(char *); 69 int casematch(union node *, char *); 70 71 /* From arith.y */ 72 int arith(const char *); 73 int expcmd(int , char **); 74 void arith_lex_reset(void); 75 int yylex(void); 76