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/* This file may have been modified by DJ Delorie (Jan 1991). If so, ** these modifications are Coyright (C) 1991 DJ Delorie, 24 Kirsten Ave, ** Rochester NH, 03867-2954, USA. */ /*- * Copyright (c) 1988 The Regents of the University of California. * All rights reserved. * * Redistribution and use in source and binary forms are permitted * provided that: (1) source distributions retain this entire copyright * notice and comment, and (2) distributions including binaries display * the following acknowledgement: ``This product includes software * developed by the University of California, Berkeley and its contributors'' * in the documentation or other materials provided with the distribution * and in all advertising materials mentioning features or use of this * software. Neither the name of the University nor the names of its * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. */ #include <stdlib.h> #include <string.h> int _DEFUN (putenv, (str), _CONST char *str) { register char *p, *equal; int rval; if (!(p = strdup (str))) return 1; if (!(equal = index (p, '='))) { (void) free (p); return 1; } *equal = '\0'; rval = setenv (p, equal + 1, 1); (void) free (p); return rval; }