1106106Sjmallett/*- 2106106Sjmallett * Copyright (c) 2002 Juli Mallett. 3106106Sjmallett * Copyright (c) 1988, 1989, 1990, 1993 4106106Sjmallett * The Regents of the University of California. All rights reserved. 5106106Sjmallett * Copyright (c) 1989 by Berkeley Softworks 6106106Sjmallett * All rights reserved. 7106106Sjmallett * 8106106Sjmallett * This code is derived from software contributed to Berkeley by 9106106Sjmallett * Adam de Boor. 10106106Sjmallett * 11106106Sjmallett * Redistribution and use in source and binary forms, with or without 12106106Sjmallett * modification, are permitted provided that the following conditions 13106106Sjmallett * are met: 14106106Sjmallett * 1. Redistributions of source code must retain the above copyright 15106106Sjmallett * notice, this list of conditions and the following disclaimer. 16106106Sjmallett * 2. Redistributions in binary form must reproduce the above copyright 17106106Sjmallett * notice, this list of conditions and the following disclaimer in the 18106106Sjmallett * documentation and/or other materials provided with the distribution. 19106106Sjmallett * 3. All advertising materials mentioning features or use of this software 20106106Sjmallett * must display the following acknowledgement: 21106106Sjmallett * This product includes software developed by the University of 22106106Sjmallett * California, Berkeley and its contributors. 23106106Sjmallett * 4. Neither the name of the University nor the names of its contributors 24106106Sjmallett * may be used to endorse or promote products derived from this software 25106106Sjmallett * without specific prior written permission. 26106106Sjmallett * 27106106Sjmallett * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 28106106Sjmallett * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 29106106Sjmallett * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 30106106Sjmallett * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 31106106Sjmallett * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 32106106Sjmallett * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 33106106Sjmallett * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 34106106Sjmallett * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 35106106Sjmallett * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 36106106Sjmallett * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 37106106Sjmallett * SUCH DAMAGE. 38106106Sjmallett * 39106106Sjmallett * $FreeBSD$ 40106106Sjmallett */ 41106106Sjmallett 42141104Sharti#ifndef var_h_9cccafce 43141104Sharti#define var_h_9cccafce 44141104Sharti 45146141Shartistruct Buffer; 46141104Shartistruct GNode; 47146141Shartistruct List; 48141104Sharti 49146047Sharti/* Variables defined in a global context, e.g in the Makefile itself */ 50146047Shartiextern struct GNode *VAR_GLOBAL; 51146047Sharti 52146047Sharti/* Variables defined on the command line */ 53146047Shartiextern struct GNode *VAR_CMD; 54146047Sharti 55146062Sharti/* 56146062Sharti * Value returned by Var_Parse when an error is encountered. It actually 57146062Sharti * points to an empty string, so naive callers needn't worry about it. 58146062Sharti */ 59146062Shartiextern char var_Error[]; 60146062Sharti 61146134Sharti/* 62146134Sharti * TRUE if environment should be searched for all variables before 63146134Sharti * the global context 64146134Sharti */ 65146134Shartiextern Boolean checkEnvFirst; 66146134Sharti 67146062Sharti/* Do old-style variable substitution */ 68146062Shartiextern Boolean oldVars; 69146062Sharti 70143963Shartivoid Var_Append(const char *, const char *, struct GNode *); 71143963Shartivoid Var_Delete(const char *, struct GNode *); 72146039Shartivoid Var_Dump(void); 73143963ShartiBoolean Var_Exists(const char *, struct GNode *); 74145971Shartivoid Var_Init(char **); 75146038Shartisize_t Var_Match(const char [], struct GNode *); 76143963Shartichar *Var_Parse(const char *, struct GNode *, Boolean, size_t *, Boolean *); 77146141Shartivoid Var_Print(struct Lst *, Boolean); 78143963Shartivoid Var_Set(const char *, const char *, struct GNode *); 79146145Shartivoid Var_SetGlobal(const char *, const char *); 80145971Shartivoid Var_SetEnv(const char *, struct GNode *); 81146027Shartistruct Buffer *Var_Subst(const char *, struct GNode *, Boolean); 82146048Shartistruct Buffer *Var_SubstOnly(const char *, const char *, Boolean); 83146581Sharticonst char *Var_Value(const char [], struct GNode *); 84106106Sjmallett 85141104Sharti#endif /* var_h_9cccafce */ 86