Annotation of src/usr.bin/make/varmodifiers.h, Revision 1.12
1.3 espie 1: #ifndef VARMODIFIERS_H
2: #define VARMODIFIERS_H
3:
1.12 ! espie 4: /* $OpenBSD: varmodifiers.h,v 1.11 2010/07/19 19:30:38 espie Exp $ */
1.1 espie 5:
6: /*
7: * Copyright (c) 1999 Marc Espie.
8: *
9: * Extensive code changes for the OpenBSD project.
10: *
11: * Redistribution and use in source and binary forms, with or without
12: * modification, are permitted provided that the following conditions
13: * are met:
14: * 1. Redistributions of source code must retain the above copyright
15: * notice, this list of conditions and the following disclaimer.
16: * 2. Redistributions in binary form must reproduce the above copyright
17: * notice, this list of conditions and the following disclaimer in the
18: * documentation and/or other materials provided with the distribution.
19: *
20: * THIS SOFTWARE IS PROVIDED BY THE OPENBSD PROJECT AND CONTRIBUTORS
21: * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22: * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
23: * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OPENBSD
24: * PROJECT OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
25: * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
26: * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27: * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28: * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29: * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
30: * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31: */
1.3 espie 32:
33: /* VarModifiers_Init();
34: * Set up varmodifiers internal table according to selected features.
35: * This can be called several times without harm. */
36: extern void VarModifiers_Init(void);
37:
38:
39: /* result = VarModifiers_Apply(val, name, ctxt, undef_is_bad,
1.7 espie 40: * &should_free, &modstart, paren);
1.10 espie 41: * Applies variable modifiers starting at modstart (including :),
42: * using parenthesis paren, to value val.
1.3 espie 43: * Variables in spec are taken from context ctxt.
44: * If undef_is_bad, error occurs if undefined variables are mentioned.
1.7 espie 45: * modstart is advanced past the end of the spec.
1.3 espie 46: * name holds the name of the corresponding variable, as some ODE
47: * modifiers need it.
48: *
49: * If both val and name are NULL, VarModifiers_Apply just parses the
50: * modifiers specification, as it can't apply it to anything. */
1.10 espie 51: extern char *VarModifiers_Apply(char *, const struct Name *, SymTable *,
1.7 espie 52: bool, bool *, const char **, int);
1.3 espie 53:
54: /* Direct interface to specific modifiers used under special circumstances. */
55: /* tails = Var_GetTail(string);
56: * Returns the tail of list of words in string (needed for SysV locals). */
1.2 espie 57: extern char *Var_GetTail(char *);
1.3 espie 58: /* heads = Var_GetHead(string);
59: * Returns the head of list of words in string. */
60: /* XXX this does not replace foo with ., as (sun) System V make does.
61: * Should it ? */
1.2 espie 62: extern char *Var_GetHead(char *);
1.1 espie 63: #endif