Vprocess_environment))
return *value ? 1 : 0;
+ /* On Windows we make some modifications to Emacs' enviroment
+ without recording them in Vprocess_environment. */
+#ifdef WINDOWSNT
+ {
+ char* tmpval = getenv (var);
+ if (tmpval)
+ {
+ *value = tmpval;
+ *valuelen = strlen (tmpval);
+ return 1;
+ }
+ }
+#endif
+
/* For DISPLAY try to get the values from the frame or the initial env. */
if (strcmp (var, "DISPLAY") == 0)
{
globals_of_gfilenotify ();
#endif
-#ifdef WINDOWSNT
- globals_of_w32 ();
-#ifdef HAVE_W32NOTIFY
- globals_of_w32notify ();
-#endif
- /* Initialize environment from registry settings. */
- init_environment (argv);
- init_ntproc (dumping); /* must precede init_editfns. */
-#endif
-
#ifdef HAVE_NS
/* Initialize the locale from user defaults. */
ns_init_locale ();
if (! dumping)
set_initial_environment ();
+#ifdef WINDOWSNT
+ globals_of_w32 ();
+#ifdef HAVE_W32NOTIFY
+ globals_of_w32notify ();
+#endif
+ /* Initialize environment from registry settings. Make sure to do
+ this only after calling set_initial_environment so that
+ Vinitial_environment and Vprocess_environment will contain only
+ variables from the parent process without modifications from
+ Emacs. */
+ init_environment (argv);
+ init_ntproc (dumping); /* must precede init_editfns. */
+#endif
+
/* AIX crashes are reported in system versions 3.2.3 and 3.2.4
if this is not done. Do it after set_global_environment so that we
don't pollute Vglobal_environment. */
--- /dev/null
+;;; callproc-tests.el --- callproc.c tests -*- lexical-binding: t -*-
+
+;; Copyright (C) 2016 Free Software Foundation, Inc.
+
+;; This file is part of GNU Emacs.
+
+;; GNU Emacs 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.
+
+;; GNU Emacs 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 GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
+
+;;; Code:
+
+(require 'ert)
+(eval-when-compile (require 'cl-lib))
+
+(ert-deftest initial-environment-preserved ()
+ "Check that `initial-environment' is not modified by Emacs (Bug #10980)."
+ (skip-unless (eq system-type 'windows-nt))
+ (cl-destructuring-bind (initial-shell shell)
+ (with-temp-buffer
+ (let ((process-environment (cons "SHELL" process-environment)))
+ (call-process (expand-file-name invocation-name invocation-directory)
+ nil t nil
+ "--batch" "-Q" "--eval"
+ (prin1-to-string
+ '(progn (prin1 (getenv-internal "SHELL" initial-environment))
+ (prin1 (getenv-internal "SHELL"))))))
+ (split-string-and-unquote (buffer-string)))
+ (should (equal initial-shell "nil"))
+ (should-not (equal initial-shell shell))))