Upgrade bundled readline to version 5.0.

cmd-line-utils/readline/INSTALL:
  Import readline-5.0
cmd-line-utils/readline/Makefile.am:
  Import readline-5.0
cmd-line-utils/readline/README:
  Import readline-5.0
cmd-line-utils/readline/bind.c:
  Import readline-5.0
cmd-line-utils/readline/callback.c:
  Import readline-5.0
cmd-line-utils/readline/chardefs.h:
  Import readline-5.0
cmd-line-utils/readline/complete.c:
  Import readline-5.0
cmd-line-utils/readline/configure.in:
  Import readline-5.0
cmd-line-utils/readline/display.c:
  Import readline-5.0
cmd-line-utils/readline/funmap.c:
  Import readline-5.0
cmd-line-utils/readline/histexpand.c:
  Import readline-5.0
cmd-line-utils/readline/histfile.c:
  Import readline-5.0
cmd-line-utils/readline/history.c:
  Import readline-5.0
cmd-line-utils/readline/history.h:
  Import readline-5.0
cmd-line-utils/readline/histsearch.c:
  Import readline-5.0
cmd-line-utils/readline/input.c:
  Import readline-5.0
cmd-line-utils/readline/isearch.c:
  Import readline-5.0
cmd-line-utils/readline/keymaps.c:
  Import readline-5.0
cmd-line-utils/readline/kill.c:
  Import readline-5.0
cmd-line-utils/readline/macro.c:
  Import readline-5.0
cmd-line-utils/readline/mbutil.c:
  Import readline-5.0
cmd-line-utils/readline/misc.c:
  Import readline-5.0
cmd-line-utils/readline/nls.c:
  Import readline-5.0
cmd-line-utils/readline/parens.c:
  Import readline-5.0
cmd-line-utils/readline/posixdir.h:
  Import readline-5.0
cmd-line-utils/readline/readline.c:
  Import readline-5.0
cmd-line-utils/readline/readline.h:
  Import readline-5.0
cmd-line-utils/readline/rldefs.h:
  Import readline-5.0
cmd-line-utils/readline/rlmbutil.h:
  Import readline-5.0
cmd-line-utils/readline/rlprivate.h:
  Import readline-5.0
cmd-line-utils/readline/rlstdc.h:
  Import readline-5.0
cmd-line-utils/readline/rltty.c:
  Import readline-5.0
cmd-line-utils/readline/rltty.h:
  Import readline-5.0
cmd-line-utils/readline/rltypedefs.h:
  Import readline-5.0
cmd-line-utils/readline/search.c:
  Import readline-5.0
cmd-line-utils/readline/shell.c:
  Import readline-5.0
cmd-line-utils/readline/signals.c:
  Import readline-5.0
cmd-line-utils/readline/terminal.c:
  Import readline-5.0
cmd-line-utils/readline/text.c:
  Import readline-5.0
cmd-line-utils/readline/tilde.c:
  Import readline-5.0
cmd-line-utils/readline/undo.c:
  Import readline-5.0
cmd-line-utils/readline/util.c:
  Import readline-5.0
cmd-line-utils/readline/vi_mode.c:
  Import readline-5.0
cmd-line-utils/readline/xmalloc.c:
  Import readline-5.0

1 files changed, 26 insertions, 4 deletions

diff --git a/cmd-line-utils/readline/input.c b/cmd-line-utils/readline/input.c
index d9c52dfcec8..044338e879b 100644
--- a/cmd-line-utils/readline/input.c
+++ b/cmd-line-utils/readline/input.c
@@ -21,7 +21,13 @@
    59 Temple Place, Suite 330, Boston, MA 02111 USA. */
 #define READLINE_LIBRARY
 
-#include "config_readline.h"
+#if defined (__TANDEM)
+#  include <floss.h>
+#endif
+
+#if defined (HAVE_CONFIG_H)
+#  include <config.h>
+#endif
 
 #include <sys/types.h>
 #include <fcntl.h>
@@ -152,6 +158,12 @@ _rl_unget_char (key)
   return (0);
 }
 
+int
+_rl_pushed_input_available ()
+{
+  return (push_index != pop_index);
+}
+
 /* If a character is available to be read, then read it and stuff it into
    IBUFFER.  Otherwise, just return.  Returns number of characters read
    (0 if none available) and -1 on error (EIO). */
@@ -160,7 +172,7 @@ rl_gather_tyi ()
 {
   int tty;
   register int tem, result;
-  int chars_avail;
+  int chars_avail, k;
   char input;
 #if defined(HAVE_SELECT)
   fd_set readfds, exceptfds;
@@ -200,6 +212,11 @@ rl_gather_tyi ()
       fcntl (tty, F_SETFL, tem);
       if (chars_avail == -1 && errno == EAGAIN)
 	return 0;
+      if (chars_avail == 0)	/* EOF */
+	{
+	  rl_stuff_char (EOF);
+	  return (0);
+	}
     }
 #endif /* O_NDELAY */
 
@@ -223,7 +240,12 @@ rl_gather_tyi ()
   if (result != -1)
     {
       while (chars_avail--)
-	rl_stuff_char ((*rl_getc_function) (rl_instream));
+	{
+	  k = (*rl_getc_function) (rl_instream);
+	  rl_stuff_char (k);
+	  if (k == NEWLINE || k == RETURN)
+	    break;
+	}
     }
   else
     {
@@ -385,7 +407,7 @@ rl_read_key ()
   else
     {
       /* If input is coming from a macro, then use that. */
-      if ((c = _rl_next_macro_key ()))
+      if (c = _rl_next_macro_key ())
 	return (c);
 
       /* If the user has an event function, then call it periodically. */