* serial.h (struct serial_ops): Document read_prim to return zero

[deliverable/binutils-gdb.git] / gdb / ser-base.c

diff --git a/gdb/ser-base.c b/gdb/ser-base.c
index f0f5b575dfb78dc84da418e954ce165be026b6b8..8fdfd254611dcf062b01540402a35371288ad38e 100644 (file)
--- a/gdb/ser-base.c
+++ b/gdb/ser-base.c
@@ -279,9 +279,7 @@ do_ser_base_readchar (struct serial *scb, int timeout)
   if (status <= 0)
     {
       if (status == 0)
-       /* 0 chars means timeout.  (We may need to distinguish between EOF
-          & timeouts someday.)  */
-       return SERIAL_TIMEOUT;  
+        return SERIAL_EOF;
       else
        /* Got an error from read.  */
        return SERIAL_ERROR;