File readline-6.3-input.dif of Package bash

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File readline-6.3-input.dif of Package bash

--- lib/readline/input.c
+++ lib/readline/input.c	2003-03-17 19:03:51.000000000 +0000
@@ -468,6 +468,8 @@ rl_read_key ()
   return (c);
 }
 
+extern int _rl_read_zero_char_from_tty;
+
 int
 rl_getc (stream)
      FILE *stream;
@@ -493,7 +495,10 @@ rl_getc (stream)
       /* If zero characters are returned, then the file that we are
 	 reading from is empty!  Return EOF in that case. */
       if (result == 0)
-	return (EOF);
+	{
+	  _rl_read_zero_char_from_tty = 1;
+	  return (EOF);
+	}
 
 #if defined (__BEOS__)
       if (errno == EINTR)
--- lib/readline/readline.c
+++ lib/readline/readline.c	2014-04-17 10:24:16.302236347 +0000
@@ -515,6 +515,9 @@ _rl_internal_char_cleanup ()
     _rl_erase_entire_line ();
 }
 
+/* Catch EOF from tty, do not return command line */
+int _rl_read_zero_char_from_tty = 0;
+
 STATIC_CALLBACK int
 #if defined (READLINE_CALLBACKS)
 readline_internal_char ()
@@ -564,6 +567,10 @@ readline_internal_charloop ()
       c = rl_read_key ();
       RL_UNSETSTATE(RL_STATE_READCMD);
 
+      /* Return here if terminal is closed */
+      if (c == EOF && _rl_read_zero_char_from_tty)
+	  return (rl_done = 1);
+
       /* look at input.c:rl_getc() for the circumstances under which this will
 	 be returned; punt immediately on read error without converting it to
 	 a newline; assume that rl_read_key has already called the signal

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