Add support for arguments in ALTERNATE_EDITOR to emacsclient

* lib-src/emacsclient.c (fail): Parse ALTERNATE_EDITOR, or
corresponding command-line argument, into space-separated tokens.
* etc/NEWS: Document.
* test/lib-src/emacsclient-tests.el: Add a test.

1 files changed, 33 insertions, 0 deletions

diff --git a/test/lib-src/emacsclient-tests.el b/test/lib-src/emacsclient-tests.el
new file mode 100644
index 00000000000..b06a6f57fee
--- /dev/null
+++ b/test/lib-src/emacsclient-tests.el
@@ -0,0 +1,33 @@
+;;; process-tests.el --- Test emacsclient
+
+;; Copyright (C) 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/>.
+
+;;; Commentary:
+
+;;
+
+;;; Code:
+
+(require 'ert)
+
+(ert-deftest emacsclient-test-alternate-editor-allows-arguments ()
+  (setenv "ALTERNATE_EDITOR" "emacs --batch")
+  (should
+   (= 0
+      (call-process "emacsclient" nil nil nil "foo"))))
+
+(provide 'emacsclient-tests)
+;; emacsclient-tests.el ends here.