1*4887Schin /*********************************************************************** 2*4887Schin * * 3*4887Schin * This software is part of the ast package * 4*4887Schin * Copyright (c) 1985-2007 AT&T Knowledge Ventures * 5*4887Schin * and is licensed under the * 6*4887Schin * Common Public License, Version 1.0 * 7*4887Schin * by AT&T Knowledge Ventures * 8*4887Schin * * 9*4887Schin * A copy of the License is available at * 10*4887Schin * http://www.opensource.org/licenses/cpl1.0.txt * 11*4887Schin * (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9) * 12*4887Schin * * 13*4887Schin * Information and Software Systems Research * 14*4887Schin * AT&T Research * 15*4887Schin * Florham Park NJ * 16*4887Schin * * 17*4887Schin * Glenn Fowler <gsf@research.att.com> * 18*4887Schin * David Korn <dgk@research.att.com> * 19*4887Schin * Phong Vo <kpv@research.att.com> * 20*4887Schin * * 21*4887Schin ***********************************************************************/ 22*4887Schin #pragma prototyped 23*4887Schin 24*4887Schin #define setenv ______setenv 25*4887Schin 26*4887Schin #include <ast.h> 27*4887Schin 28*4887Schin #undef setenv 29*4887Schin #undef _lib_setenv /* procopen() calls setenv() */ 30*4887Schin 31*4887Schin #if _lib_setenv 32*4887Schin 33*4887Schin NoN(setenv) 34*4887Schin 35*4887Schin #else 36*4887Schin 37*4887Schin #undef _def_map_ast 38*4887Schin #include <ast_map.h> 39*4887Schin 40*4887Schin #if defined(__EXPORT__) 41*4887Schin #define extern __EXPORT__ 42*4887Schin #endif 43*4887Schin 44*4887Schin extern int 45*4887Schin setenv(const char* name, const char* value, int overwrite) 46*4887Schin { 47*4887Schin char* s; 48*4887Schin 49*4887Schin if (overwrite || !getenv(name)) 50*4887Schin { 51*4887Schin if (!(s = sfprints("%s=%s", name, value)) || !(s = strdup(s))) 52*4887Schin return -1; 53*4887Schin return setenviron(s) ? 0 : -1; 54*4887Schin } 55*4887Schin return 0; 56*4887Schin } 57*4887Schin 58*4887Schin #endif 59