83 lines
3.3 KiB
C
83 lines
3.3 KiB
C
/*-
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* Copyright (c) 2002 Juli Mallett.
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* Copyright (c) 1988, 1989, 1990, 1993
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* The Regents of the University of California. All rights reserved.
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* Copyright (c) 1989 by Berkeley Softworks
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* All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* Adam de Boor.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef var_h_9cccafce
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#define var_h_9cccafce
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struct GNode;
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struct Buffer;
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/* Variables defined in a global context, e.g in the Makefile itself */
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extern struct GNode *VAR_GLOBAL;
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/* Variables defined on the command line */
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extern struct GNode *VAR_CMD;
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/*
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* Value returned by Var_Parse when an error is encountered. It actually
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* points to an empty string, so naive callers needn't worry about it.
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*/
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extern char var_Error[];
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/*
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* TRUE if environment should be searched for all variables before
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* the global context
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*/
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extern Boolean checkEnvFirst;
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/* Do old-style variable substitution */
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extern Boolean oldVars;
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void Var_Append(const char *, const char *, struct GNode *);
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void Var_Delete(const char *, struct GNode *);
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void Var_Dump(void);
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Boolean Var_Exists(const char *, struct GNode *);
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void Var_Init(char **);
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size_t Var_Match(const char [], struct GNode *);
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char *Var_Parse(const char *, struct GNode *, Boolean, size_t *, Boolean *);
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void Var_Set(const char *, const char *, struct GNode *);
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void Var_SetEnv(const char *, struct GNode *);
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struct Buffer *Var_Subst(const char *, struct GNode *, Boolean);
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struct Buffer *Var_SubstOnly(const char *, const char *, Boolean);
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char *Var_Value(const char *, struct GNode *, char **);
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#endif /* var_h_9cccafce */
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