Handle overflow when computing char display width (Bug#9496).

[gnu-emacs] / src / atimer.c

diff --git a/src/atimer.c b/src/atimer.c
index e10add961eb9d6cd806b9ab549f90de843592f91..48f22fe0e3e4ca82c3d71d6e0680c2959184d364 100644 (file)
--- a/src/atimer.c
+++ b/src/atimer.c
@@ -1,5 +1,5 @@
 /* Asynchronous timers.
-   Copyright (C) 2000-2011  Free Software Foundation, Inc.
+   Copyright (C) 2000-2012  Free Software Foundation, Inc.
 
 This file is part of GNU Emacs.
 
@@ -64,7 +64,7 @@ static void set_alarm (void);
 static void schedule_atimer (struct atimer *);
 static struct atimer *append_atimer_lists (struct atimer *,
                                            struct atimer *);
-SIGTYPE alarm_signal_handler (int signo);
+static void alarm_signal_handler (int signo);
 
 
 /* Start a new atimer of type TYPE.  TIME specifies when the timer is
@@ -246,7 +246,7 @@ stop_other_atimers (struct atimer *t)
 /* Run all timers again, if some have been stopped with a call to
    stop_other_atimers.  */
 
-void
+static void
 run_all_atimers (void)
 {
   if (stopped_atimers)
@@ -270,7 +270,7 @@ run_all_atimers (void)
 }
 
 
-/* A version of run_all_timers suitable for a record_unwind_protect.  */
+/* A version of run_all_atimers suitable for a record_unwind_protect.  */
 
 Lisp_Object
 unwind_stop_other_atimers (Lisp_Object dummy)
@@ -388,7 +388,7 @@ run_timers (void)
 /* Signal handler for SIGALRM.  SIGNO is the signal number, i.e.
    SIGALRM.  */
 
-SIGTYPE
+void
 alarm_signal_handler (int signo)
 {
 #ifndef SYNC_INPUT