Update Gnulib to the latest git version

[deliverable/binutils-gdb.git] / gnulib / import / secure_getenv.c

diff --git a/gnulib/import/secure_getenv.c b/gnulib/import/secure_getenv.c
deleted file mode 100644 (file)
index 88a60dc..0000000
--- a/gnulib/import/secure_getenv.c
+++ /dev/null
@@ -1,54 +0,0 @@
-/* Look up an environment variable, returning NULL in insecure situations.
-
-   Copyright 2013-2016 Free Software Foundation, Inc.
-
-   This program is free software: you can redistribute it and/or modify it
-   under the terms of the GNU General Public License as published
-   by the Free Software Foundation; either version 3 of the License, or
-   (at your option) any later version.
-
-   This program 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
-   General Public License for more details.
-
-   You should have received a copy of the GNU General Public License
-   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
-
-#include <config.h>
-
-#include <stdlib.h>
-
-#if !HAVE___SECURE_GETENV
-# if HAVE_ISSETUGID || (HAVE_GETUID && HAVE_GETEUID && HAVE_GETGID && HAVE_GETEGID)
-#  include <unistd.h>
-# endif
-#endif
-
-char *
-secure_getenv (char const *name)
-{
-#if HAVE___SECURE_GETENV /* glibc */
-  return __secure_getenv (name);
-#elif HAVE_ISSETUGID /* OS X, FreeBSD, NetBSD, OpenBSD */
-  if (issetugid ())
-    return NULL;
-  return getenv (name);
-#elif HAVE_GETUID && HAVE_GETEUID && HAVE_GETGID && HAVE_GETEGID /* other Unix */
-  if (geteuid () != getuid () || getegid () != getgid ())
-    return NULL;
-  return getenv (name);
-#elif (defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__ /* native Windows */
-  /* On native Windows, there is no such concept as setuid or setgid binaries.
-     - Programs launched as system services have high privileges, but they don't
-       inherit environment variables from a user.
-     - Programs launched by a user with "Run as Administrator" have high
-       privileges and use the environment variables, but the user has been asked
-       whether he agrees.
-     - Programs launched by a user without "Run as Administrator" cannot gain
-       high privileges, therefore there is no risk. */
-  return getenv (name);
-#else
-  return NULL;
-#endif
-}