| /* |
| * Copyright 2018 The OpenSSL Project Authors. All Rights Reserved. |
| * |
| * Licensed under the OpenSSL license (the "License"). You may not use |
| * this file except in compliance with the License. You can obtain a copy |
| * in the file LICENSE in the source distribution or at |
| * https://www.openssl.org/source/license.html |
| */ |
| |
| #ifndef _GNU_SOURCE |
| # define _GNU_SOURCE |
| #endif |
| |
| #include <stdlib.h> |
| #include "internal/cryptlib.h" |
| |
| char *ossl_safe_getenv(const char *name) |
| { |
| #if defined(__GLIBC__) && defined(__GLIBC_PREREQ) |
| # if __GLIBC_PREREQ(2, 17) |
| # define SECURE_GETENV |
| return secure_getenv(name); |
| # endif |
| #endif |
| |
| #ifndef SECURE_GETENV |
| if (OPENSSL_issetugid()) |
| return NULL; |
| return getenv(name); |
| #endif |
| } |
