/* Define and initialize the `__libc_enable_secure' flag. Generic version. Copyright (C) 1996, 1997, 1998, 2000, 2003 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. The GNU C Library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with the GNU C Library; if not, see <http://www.gnu.org/licenses/>. */ /* This file is used in the static libc. For the shared library, dl-sysdep.c defines and initializes __libc_enable_secure. */ #include <unistd.h> #include <libc-internal.h> /* If nonzero __libc_enable_secure is already set. */ int __libc_enable_secure_decided; /* Safest assumption, if somehow the initializer isn't run. */ int __libc_enable_secure = 1; void __libc_init_secure (void) { if (__libc_enable_secure_decided == 0) __libc_enable_secure = (__geteuid () != __getuid () || __getegid () != __getgid ()); }