/***********************************************************************
* *
* This software is part of the ast package *
* Copyright (c) 1985-2010 AT&T Intellectual Property *
* and is licensed under the *
* Common Public License, Version 1.0 *
* by AT&T Intellectual Property *
* *
* A copy of the License is available at *
* http://www.opensource.org/licenses/cpl1.0.txt *
* (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9) *
* *
* Information and Software Systems Research *
* AT&T Research *
* Florham Park NJ *
* *
* Glenn Fowler <gsf@research.att.com> *
* David Korn <dgk@research.att.com> *
* Phong Vo <kpv@research.att.com> *
* *
***********************************************************************/
#pragma prototyped
#define setenv ______setenv
#include <ast.h>
#undef setenv
#undef _lib_setenv /* procopen() calls setenv() */
#if _lib_setenv
NoN(setenv)
#else
#undef _def_map_ast
#include <ast_map.h>
#if defined(__EXPORT__)
#define extern __EXPORT__
#endif
extern int
setenv(const char* name, const char* value, int overwrite)
{
char* s;
if (overwrite || !getenv(name))
{
if (!(s = sfprints("%s=%s", name, value)) || !(s = strdup(s)))
return -1;
return setenviron(s) ? 0 : -1;
}
return 0;
}
#endif