/* * Copyright (c) 2013 Apple Computer, Inc. All rights reserved. * * @APPLE_LICENSE_HEADER_START@ * * This file contains Original Code and/or Modifications of Original Code * as defined in and that are subject to the Apple Public Source License * Version 2.0 (the 'License'). You may not use this file except in * compliance with the License. Please obtain a copy of the License at * http://www.opensource.apple.com/apsl/ and read it before using this * file. * * The Original Code and all software distributed under the License are * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. * Please see the License for the specific language governing rights and * limitations under the License. * * @APPLE_LICENSE_HEADER_END@ */ #include <TargetConditionals.h> #include <stdlib.h> #include <_simple.h> #include <platform/string.h> #include <platform/compat.h> const char * _simple_getenv(const char *envp[], const char *var) { const char **p; size_t var_len; var_len = strlen(var); for (p = envp; p && *p; p++) { size_t p_len = strlen(*p); if (p_len >= var_len && memcmp(*p, var, var_len) == 0 && (*p)[var_len] == '=') { return &(*p)[var_len + 1]; } } return NULL; }