Fix emacsclient/server behavior under --without-x.

* lib-src/emacsclient.c (main): Send -tty to Emacs under more circumstanced (Bug#8314).

* lisp/server.el (server-process-filter): Only try to open a window
system frame if compiled with graphical support (Bug#8314).

Fixes: debbugs:11102

4 files changed, 12 insertions, 7 deletions

diff --git a/lib-src/ChangeLog b/lib-src/ChangeLog
index c76303d8fa2..fc6d905cfb2 100644
--- a/lib-src/ChangeLog
+++ b/lib-src/ChangeLog
@@ -2,6 +2,7 @@
 
         * emacsclient.c (decode_options): Move -t -n corner case handling
         into server.el (Bug#11102).
+        (main): Send -tty to Emacs under more circumstanced (Bug#8314).
 
 2012-04-18  Paul Eggert  <eggert@cs.ucla.edu>
 
diff --git a/lib-src/emacsclient.c b/lib-src/emacsclient.c
index 48b4384d487..ea55398306b 100644
--- a/lib-src/emacsclient.c
+++ b/lib-src/emacsclient.c
@@ -1658,10 +1658,10 @@ main (int argc, char **argv)
       send_to_emacs (emacs_socket, " ");
     }
 
-  /* If using the current frame, send tty information to Emacs anyway.
-     In daemon mode, Emacs may need to occupy this tty if no other
-     frame is available.  */
-  if (tty || (current_frame && !eval))
+  /* Unless we are certain we don't want to occupy the tty, send our
+     tty information to Emacs.  For example, in daemon mode Emacs may
+     need to occupy this tty if no other frame is available.  */
+  if (!current_frame || !eval)
     {
       const char *tty_type, *tty_name;
 
diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index 947ae6f17f6..58f646251d0 100644
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -4,6 +4,8 @@
         is a string and there are no files to open (Bug#2825).
         (server-create-window-system-frame, server-create-tty-frame):
         Don't switch buffers here.
+        (server-process-filter): Only try to open a window system frame if
+        compiled with graphical support (Bug#8314).
 
 2012-04-20  Dan Nicolaescu  <dann@gnu.org>
 
diff --git a/lisp/server.el b/lisp/server.el
index f9c8ea5c577..1e2f458ac9c 100644
--- a/lisp/server.el
+++ b/lisp/server.el
@@ -1076,8 +1076,9 @@ The following commands are accepted by the client:
 
                 ;; -window-system:  Open a new X frame.
                 (`"-window-system"
-                 (setq dontkill t)
-                 (setq tty-name 'window-system))
+                 (if (fboundp 'x-create-frame)
+                     (setq dontkill t
+                           tty-name 'window-system)))
 
                 ;; -resume:  Resume a suspended tty frame.
                 (`"-resume"
@@ -1105,7 +1106,8 @@ The following commands are accepted by the client:
                  (setq dontkill t)
                  (pop args-left))
 
-                ;; -tty DEVICE-NAME TYPE:  Open a new tty frame at the client.
+                ;; -tty DEVICE-NAME TYPE:  Open a new tty frame.
+                ;; (But if we see -window-system later, use that.)
                 (`"-tty"
                  (setq tty-name (pop args-left)
                        tty-type (pop args-left)