4 * Copyright (c) 2002 Juli Mallett.
5 * Copyright (c) 1988, 1989, 1990, 1993
6 * The Regents of the University of California. All rights reserved.
7 * Copyright (c) 1989 by Berkeley Softworks
10 * This code is derived from software contributed to Berkeley by
13 * Redistribution and use in source and binary forms, with or without
14 * modification, are permitted provided that the following conditions
16 * 1. Redistributions of source code must retain the above copyright
17 * notice, this list of conditions and the following disclaimer.
18 * 2. Redistributions in binary form must reproduce the above copyright
19 * notice, this list of conditions and the following disclaimer in the
20 * documentation and/or other materials provided with the distribution.
21 * 3. All advertising materials mentioning features or use of this software
22 * must display the following acknowledgement:
23 * This product includes software developed by the University of
24 * California, Berkeley and its contributors.
25 * 4. Neither the name of the University nor the names of its contributors
26 * may be used to endorse or promote products derived from this software
27 * without specific prior written permission.
29 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
30 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
31 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
32 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
33 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
34 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
35 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
36 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
37 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
38 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
41 * $FreeBSD: src/usr.bin/make/var.h,v 1.1 2002/10/28 23:33:57 jmallett Exp $
42 * $DragonFly: src/usr.bin/make/var.h,v 1.9 2005/01/08 12:38:32 okumoto Exp $
53 char *name; /* the variable's name */
54 struct Buffer *val; /* its value */
55 int flags; /* miscellaneous status flags */
57 #define VAR_IN_USE 1 /* Variable's value currently being used.
58 * Used to avoid recursion */
60 #define VAR_FROM_ENV 2 /* Variable comes from the environment */
62 #define VAR_JUNK 4 /* Variable is a junk variable that
63 * should be destroyed when done with
64 * it. Used by Var_Parse for undefined,
65 * modified variables */
67 #define VAR_TO_ENV 8 /* Place variable in environment */
70 /* Var*Pattern flags */
71 #define VAR_SUB_GLOBAL 0x01 /* Apply substitution globally */
72 #define VAR_SUB_ONE 0x02 /* Apply substitution to one word */
73 #define VAR_SUB_MATCHED 0x04 /* There was a match */
74 #define VAR_MATCH_START 0x08 /* Match at start of word */
75 #define VAR_MATCH_END 0x10 /* Match at end of word */
76 #define VAR_NOSUBST 0x20 /* don't expand vars in VarGetPattern */
79 char *lhs; /* String to match */
80 size_t leftLen; /* Length of string */
81 char *rhs; /* Replacement string (w/ &'s removed) */
82 size_t rightLen; /* Length of replacement */
97 void VarREError(int, regex_t *, const char *);
102 Boolean VarHead(const char *, Boolean, struct Buffer *, void *);
103 Boolean VarTail(const char *, Boolean, struct Buffer *, void *);
104 Boolean VarSuffix(const char *, Boolean, struct Buffer *, void *);
105 Boolean VarRoot(const char *, Boolean, struct Buffer *, void *);
106 Boolean VarMatch(const char *, Boolean, struct Buffer *, void *);
108 Boolean VarSYSVMatch(const char *, Boolean, struct Buffer *, void *);
110 Boolean VarNoMatch(const char *, Boolean, struct Buffer *, void *);
111 Boolean VarRESubstitute(const char *, Boolean, struct Buffer *, void *);
112 Boolean VarSubstitute(const char *, Boolean, struct Buffer *, void *);
114 void Var_Delete(char *, struct GNode *);
115 void Var_Set(const char *, const char *, struct GNode *);
116 void Var_SetEnv(const char *, struct GNode *);
117 void Var_Append(const char *, const char *, struct GNode *);
118 Boolean Var_Exists(const char *, struct GNode *);
119 char *Var_Value(const char *, struct GNode *, char **);
120 char *Var_Quote(const char *);
121 char *Var_Parse(char *, struct GNode *, Boolean, size_t *, Boolean *);
122 char *Var_Subst(const char *, const char *, struct GNode *, Boolean);
123 char *Var_GetTail(char *);
124 char *Var_GetHead(char *);
126 void Var_Dump(struct GNode *);
128 #endif /* var_h_9cccafce */