* NEWS: Make note of new record and replay feature for

remote debug sessions.
	* serial.c (gdbcmd.h): Include.
	(serial_logfile, serial_logfp, serial_reading, serial_writing):
 	Define here, for remote debug session logging.
	(serial_log_command, serial_logchar, serial_write, serial_readchar):
	New functions for remote debug session logging.
	(serial_open): Open remote debug session log file when needed.
	(serial_close): Close remote debug session log file when needed.
	(_initialize_serial): Add set/show commands for name of remote
	debug session log file.
	* serial.h (serial_readchar): Declare
	(SERIAL_READCHAR): Call serial_readchar().
	(SERIAL_WRITE): Call serial_write().
	(serial_close): Declare as extern.
	(serial_logfile, serial_logfp): Declare.
	* top.c (execute_command): Declare serial_logfp.  Log user command
	in remote debug session log if log file is open.
	* remote-array.c (array_wait): #ifdef out echo to gdb_stdout.
	(array_read_inferior_memory): Rewrite to fix memory overwrite bug.
	* remote-array.c (SREC_SIZE): Remove, duplicates define in
	monitor.h.
	* remote-array.c (hexchars, hex2mem):  Remove, unused.
	* gdbserver/low-linux.c (store_inferior_registers): Remove
	unnecessary extern declaration of registers[].
	* gdbserver/Makefile.in (all): Add gdbreplay.
	* gdbserver/gdbreplay.c: New file.
	* gdbserver/README: Give example of recording a remote
	debug session with gdb and then replaying it with gdbreplay.

gdb/top.c

@@ -1139,6 +1139,7 @@ execute_command (p, from_tty)
   register struct cmd_list_element *c;
   register enum language flang;
   static int warned = 0;
+  extern FILE *serial_logfp;
 
   free_all_values ();
 
@@ -1146,6 +1147,9 @@ execute_command (p, from_tty)
   if (p == NULL)
       return;
 
+  if (serial_logfp != NULL)
+    serial_log_command (p);
+
   while (*p == ' ' || *p == '\t') p++;
   if (*p)
     {