make serial_ops const

[deliverable/binutils-gdb.git] / gdb / serial.h

diff --git a/gdb/serial.h b/gdb/serial.h
index 7a97e282a0bc2d363254296dbf39e7ef6da8d530..86c39608e48c729317495608803480ecfda2cc18 100644 (file)
--- a/gdb/serial.h
+++ b/gdb/serial.h
@@ -228,7 +228,7 @@ struct serial
        If != -1, this descriptor should be non-blocking or
        ops->avail should be non-NULL.  */
     int error_fd;               
-    struct serial_ops *ops;    /* Function vector */
+    const struct serial_ops *ops; /* Function vector */
     void *state;                       /* Local context info for open FD */
     serial_ttystate ttystate;  /* Not used (yet) */
     int bufcnt;                        /* Amount of data remaining in receive
@@ -251,7 +251,6 @@ struct serial
 struct serial_ops
   {
     char *name;
-    struct serial_ops *next;
     int (*open) (struct serial *, const char *name);
     void (*close) (struct serial *);
     int (*fdopen) (struct serial *, int fd);
@@ -301,7 +300,7 @@ struct serial_ops
 
 /* Add a new serial interface to the interface list.  */
 
-extern void serial_add_interface (struct serial_ops * optable);
+extern void serial_add_interface (const struct serial_ops * optable);
 
 /* File in which to record the remote debugging session.  */