xref: /minix3/lib/libc/stdlib/local.h (revision 2fe8fb192fe7e8720e3e7a77f928da545e872a6a)
1*2fe8fb19SBen Gras /*	$NetBSD: local.h,v 1.6 2010/11/14 18:11:43 tron Exp $	*/
2*2fe8fb19SBen Gras 
3*2fe8fb19SBen Gras /*
4*2fe8fb19SBen Gras  * Copyright (c) 1997 Christos Zoulas.  All rights reserved.
5*2fe8fb19SBen Gras  *
6*2fe8fb19SBen Gras  * Redistribution and use in source and binary forms, with or without
7*2fe8fb19SBen Gras  * modification, are permitted provided that the following conditions
8*2fe8fb19SBen Gras  * are met:
9*2fe8fb19SBen Gras  * 1. Redistributions of source code must retain the above copyright
10*2fe8fb19SBen Gras  *    notice, this list of conditions and the following disclaimer.
11*2fe8fb19SBen Gras  * 2. Redistributions in binary form must reproduce the above copyright
12*2fe8fb19SBen Gras  *    notice, this list of conditions and the following disclaimer in the
13*2fe8fb19SBen Gras  *    documentation and/or other materials provided with the distribution.
14*2fe8fb19SBen Gras  *
15*2fe8fb19SBen Gras  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16*2fe8fb19SBen Gras  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17*2fe8fb19SBen Gras  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18*2fe8fb19SBen Gras  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19*2fe8fb19SBen Gras  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20*2fe8fb19SBen Gras  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21*2fe8fb19SBen Gras  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22*2fe8fb19SBen Gras  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23*2fe8fb19SBen Gras  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24*2fe8fb19SBen Gras  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25*2fe8fb19SBen Gras  */
26*2fe8fb19SBen Gras 
27*2fe8fb19SBen Gras /* Environment handling. */
28*2fe8fb19SBen Gras 
29*2fe8fb19SBen Gras #include <sys/types.h>
30*2fe8fb19SBen Gras #include <stdbool.h>
31*2fe8fb19SBen Gras 
32*2fe8fb19SBen Gras extern size_t __envvarnamelen(const char *str, bool withequal);
33*2fe8fb19SBen Gras 
34*2fe8fb19SBen Gras extern void __freeenvvar(char *envvar);
35*2fe8fb19SBen Gras extern char *__allocenvvar(size_t length);
36*2fe8fb19SBen Gras extern bool __canoverwriteenvvar(char *envvar, size_t length);
37