commit bash-20080228 snapshot

CWRU/CWRU.chlog

@@ -15315,3 +15315,10 @@ builtins/shopt.def
 execute_cmd.c
 	- in execute_cond_node, restore bash-3.1 behavior of quoted rhs of
 	  regexp matches if shell_compatibility_level == 31
+
+				   2/28
+				   ----
+lib/readline/rltty.c
+	- set readline_echoing_p = 1 if tcgetattr fails and sets errno to
+	  EINVAL, as Linux does when the fd is a pipe.  Reported by Mike
+	  Frysinger <vapier@gentoo.org>

doc/bash.1

@@ -1188,7 +1188,7 @@ expand to nothing (i.e., they are removed).
 Expands to the number of positional parameters in decimal.
 .TP
 .B ?
-Expands to the status of the most recently executed foreground
+Expands to the exit status of the most recently executed foreground
 pipeline.
 .TP
 .B \-

lib/readline/rltty.c

@@ -670,10 +670,11 @@ rl_prep_terminal (meta_flag)
   if (get_tty_settings (tty, &tio) < 0)
     {
 #if defined (ENOTSUP)
-      /* MacOS X, at least, lies about the value of errno if tcgetattr fails. */
-      if (errno == ENOTTY || errno == ENOTSUP)
+      /* MacOS X and Linux, at least, lie about the value of errno if
+	 tcgetattr fails. */
+      if (errno == ENOTTY || errno == EINVAL || errno == ENOTSUP)
 #else
-      if (errno == ENOTTY)
+      if (errno == ENOTTY || errno == EINVAL)
 #endif
 	readline_echoing_p = 1;		/* XXX */
       release_sigint ();