[Emacs-diffs] Changes to emacs/src/process.c,v

[Kim F. Storm]

CVSROOT:        /cvsroot/emacs
Module name:    emacs
Changes by:     Kim F. Storm <kfstorm>  06/08/01 00:13:08

Index: process.c
===================================================================
RCS file: /cvsroot/emacs/emacs/src/process.c,v
retrieving revision 1.484
retrieving revision 1.485
diff -u -b -r1.484 -r1.485
--- process.c   10 Jul 2006 18:51:42 -0000      1.484
+++ process.c   1 Aug 2006 00:13:08 -0000       1.485
@@ -4158,6 +4158,14 @@
    when not inside wait_reading_process_output.  */
 static int waiting_for_user_input_p;
 
+static Lisp_Object
+wait_reading_process_output_unwind (data)
+     Lisp_Object data;
+{
+  waiting_for_user_input_p = XINT (data);
+  return Qnil;
+}
+
 /* This is here so breakpoints can be put on it.  */
 static void
 wait_reading_process_output_1 ()
@@ -4240,9 +4248,7 @@
   EMACS_TIME timeout, end_time;
   int wait_channel = -1;
   int got_some_input = 0;
-  /* Either nil or a cons cell, the car of which is of interest and
-     may be changed outside of this routine.  */
-  int saved_waiting_for_user_input_p = waiting_for_user_input_p;
+  int count = SPECPDL_INDEX ();
 
   FD_ZERO (&Available);
 #ifdef NON_BLOCKING_CONNECT
@@ -4253,6 +4259,8 @@
   if (wait_proc != NULL)
     wait_channel = XINT (wait_proc->infd);
 
+  record_unwind_protect (wait_reading_process_output_unwind,
+                        make_number (waiting_for_user_input_p));
   waiting_for_user_input_p = read_kbd;
 
   /* Since we may need to wait several times,
@@ -4879,7 +4887,7 @@
        }                       /* end for each file descriptor */
     }                          /* end while exit conditions not met */
 
-  waiting_for_user_input_p = saved_waiting_for_user_input_p;
+  unbind_to (count, Qnil);
 
   /* If calling from keyboard input, do not quit
      since we want to return C-g as an input character.