From f95a4a932476be2ba99e2fd081e8d2bc6ea12813 Mon Sep 17 00:00:00 2001 From: PikalaxALT Date: Fri, 15 Dec 2017 09:38:53 -0500 Subject: Import newlib and create makefile --- newlib/libc/stdlib/putenv.c | 46 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 46 insertions(+) create mode 100644 newlib/libc/stdlib/putenv.c (limited to 'newlib/libc/stdlib/putenv.c') diff --git a/newlib/libc/stdlib/putenv.c b/newlib/libc/stdlib/putenv.c new file mode 100644 index 0000000..07bb14b --- /dev/null +++ b/newlib/libc/stdlib/putenv.c @@ -0,0 +1,46 @@ +/* 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 +#include + +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; +} -- cgit v1.2.3