commit bash-20180119 snapshot

CWRU/CWRU.chlog

@@ -14847,4 +14847,22 @@ pcomplete.c
 	  command, and find any programmable completions for it. Here right
 	  now, could be moved to attempt_shell_completion later if we need
 	  to do more analysis of the expanded line. We'll see how it works
-	  in practice.
+	  in practice. (Disabled for now.)
+
+				   1/16
+				   ----
+parse.y
+	- grammar: when timing the null command, make sure to turn off the
+	  flags in parser_state (PST_REDIRLIST) that make_simple_command sets
+	  when given a NULL second argument, since it assumes that it's going
+	  to turn those off when it gets the next word of the simple command
+	  (which it never gets in this case).  Fixes bug reported by
+	  Anti Räis <antirais@gmail.com>
+
+				   1/19
+				   ----
+lib/readline/rltty.c
+	- prepare_terminal_settings (termios/termio): if there is a function
+	  bound to the VDISCARD character in the current keymap, set VDISCARD
+	  to _POSIX_VDISABLE while readline is active. From a report from
+	  Rhialto <rhialto@falu.nl>

lib/readline/rltty.c

@@ -503,6 +503,9 @@ set_tty_settings (int tty, TIOTYPE *tiop)
 static void
 prepare_terminal_settings (int meta_flag, TIOTYPE oldtio, TIOTYPE *tiop)
 {
+  int sc;
+  Keymap kmap;
+
   _rl_echoing_p = (oldtio.c_lflag & ECHO);
 #if defined (ECHOCTL)
   _rl_echoctl = (oldtio.c_lflag & ECHOCTL);
@@ -559,6 +562,20 @@ prepare_terminal_settings (int meta_flag, TIOTYPE oldtio, TIOTYPE *tiop)
   tiop->c_cc[VDSUSP] = _POSIX_VDISABLE;
 #endif
 
+  /* Conditionally disable some other tty special characters if there is a
+     key binding for them in the current keymap.  Readline ordinarily doesn't
+     bind these characters, but an application or user might. */
+#if defined (VI_MODE)
+      kmap = (rl_editing_mode == vi_mode) ? vi_insertion_keymap : _rl_keymap;
+#else
+      kmap = _rl_keymap;
+#endif
+#if defined (VDISCARD)
+  sc = tiop->c_cc[VDISCARD];
+  if (sc != _POSIX_VDISABLE && kmap[(unsigned char)sc].type == ISFUNC)
+    tiop->c_cc[VDISCARD] = _POSIX_VDISABLE;
+#endif /* VDISCARD */
+
 #endif /* TERMIOS_TTY_DRIVER && _POSIX_VDISABLE */
 }
 #endif  /* !NEW_TTY_DRIVER */

parse.y

@@ -1245,6 +1245,7 @@ pipeline_command: pipeline
 			    token_to_read = '\n';
 			  else if ($2 == ';')
 			    token_to_read = ';';
+			  parser_state &= ~PST_REDIRLIST;	/* make_simple_command sets this */
 			}
 	|	BANG list_terminator
 			{
@@ -1265,6 +1266,7 @@ pipeline_command: pipeline
 			    token_to_read = '\n';
 			  if ($2 == ';')
 			    token_to_read = ';';
+			  parser_state &= ~PST_REDIRLIST;	/* make_simple_command sets this */
 			}
 	;