1da2e3ebdSchin /*********************************************************************** 2da2e3ebdSchin * * 3da2e3ebdSchin * This software is part of the ast package * 4*3e14f97fSRoger A. Faulkner * Copyright (c) 1985-2010 AT&T Intellectual Property * 5da2e3ebdSchin * and is licensed under the * 6da2e3ebdSchin * Common Public License, Version 1.0 * 77c2fbfb3SApril Chin * by AT&T Intellectual Property * 8da2e3ebdSchin * * 9da2e3ebdSchin * A copy of the License is available at * 10da2e3ebdSchin * http://www.opensource.org/licenses/cpl1.0.txt * 11da2e3ebdSchin * (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9) * 12da2e3ebdSchin * * 13da2e3ebdSchin * Information and Software Systems Research * 14da2e3ebdSchin * AT&T Research * 15da2e3ebdSchin * Florham Park NJ * 16da2e3ebdSchin * * 17da2e3ebdSchin * Glenn Fowler <gsf@research.att.com> * 18da2e3ebdSchin * David Korn <dgk@research.att.com> * 19da2e3ebdSchin * Phong Vo <kpv@research.att.com> * 20da2e3ebdSchin * * 21da2e3ebdSchin ***********************************************************************/ 22da2e3ebdSchin #pragma prototyped 23da2e3ebdSchin 24da2e3ebdSchin #define setenv ______setenv 25da2e3ebdSchin 26da2e3ebdSchin #include <ast.h> 27da2e3ebdSchin 28da2e3ebdSchin #undef setenv 29da2e3ebdSchin #undef _lib_setenv /* procopen() calls setenv() */ 30da2e3ebdSchin 31da2e3ebdSchin #if _lib_setenv 32da2e3ebdSchin 33da2e3ebdSchin NoN(setenv) 34da2e3ebdSchin 35da2e3ebdSchin #else 36da2e3ebdSchin 37da2e3ebdSchin #undef _def_map_ast 38da2e3ebdSchin #include <ast_map.h> 39da2e3ebdSchin 40da2e3ebdSchin #if defined(__EXPORT__) 41da2e3ebdSchin #define extern __EXPORT__ 42da2e3ebdSchin #endif 43da2e3ebdSchin 44da2e3ebdSchin extern int 45da2e3ebdSchin setenv(const char* name, const char* value, int overwrite) 46da2e3ebdSchin { 47da2e3ebdSchin char* s; 48da2e3ebdSchin 49da2e3ebdSchin if (overwrite || !getenv(name)) 50da2e3ebdSchin { 51da2e3ebdSchin if (!(s = sfprints("%s=%s", name, value)) || !(s = strdup(s))) 52da2e3ebdSchin return -1; 53da2e3ebdSchin return setenviron(s) ? 0 : -1; 54da2e3ebdSchin } 55da2e3ebdSchin return 0; 56da2e3ebdSchin } 57da2e3ebdSchin 58da2e3ebdSchin #endif 59