allow quoted-insert while reading readline search strings; force filename argument to enable -f without a slash to read from the current directory; update BASH_LOADABLES_PATH documentation

lib/readline/isearch.c

@@ -447,6 +447,8 @@ add_character:
 	cxt->lastc = -6;
       else if (f == rl_bracketed_paste_begin)
 	cxt->lastc = -7;
+      else if (c == CTRL('V') || f == rl_quoted_insert)
+	cxt->lastc = -8;
     }
 
   /* If we changed the keymap earlier while translating a key sequence into
@@ -712,6 +714,27 @@ opcode_dispatch:
       xfree (paste);
       break;
 
+    case -8:	/* quoted insert */
+#if defined (HANDLE_SIGNALS)
+      if (RL_ISSTATE (RL_STATE_CALLBACK) == 0)
+	_rl_disable_tty_signals ();
+#endif
+      c = _rl_search_getchar (cxt);
+#if defined (HANDLE_SIGNALS)
+      if (RL_ISSTATE (RL_STATE_CALLBACK) == 0)
+	_rl_restore_tty_signals ();
+#endif
+
+      if (c < 0)
+	{
+	  cxt->sflags |= SF_FAILED;
+	  cxt->history_pos = cxt->last_found_line;
+	  return -1;
+	}
+      
+      _rl_add_executing_keyseq (c);
+
+      /*FALLTHROUGH*/
     /* Add character to search string and continue search. */
     default:
 #if defined (HANDLE_MULTIBYTE)

lib/readline/search.c

@@ -341,6 +341,17 @@ _rl_nsearch_dispatch (_rl_search_cxt *cxt, int c)
       rl_unix_line_discard (1, c);
       break;
 
+    case CTRL('Q'):
+    case CTRL('V'):
+      n = rl_quoted_insert (1, c);
+      if (n < 0)
+	{
+	  _rl_nsearch_abort (cxt);
+	  return -1;
+	}
+      cxt->lastc = (rl_point > 0) ? rl_line_buffer[rl_point - 1] : rl_line_buffer[0];
+      break;
+
     case RETURN:
     case NEWLINE:
       return 0;

lib/readline/terminal.c

@@ -185,6 +185,12 @@ static char *_rl_term_kN;
 static char *_rl_term_vs;	/* very visible */
 static char *_rl_term_ve;	/* normal */
 
+/* Bracketed paste */
+static char *_rl_term_BE;	/* enable */
+static char *_rl_term_BD;	/* disable */
+static char *_rl_term_PS;	/* paste start */
+static char *_rl_term_PE;	/* paste end */
+
 /* User-settable color sequences to begin and end the active region. Defaults
    are rl_term_so and rl_term_se on non-dumb terminals. */
 char *_rl_active_region_start_color = NULL;
@@ -415,9 +421,13 @@ struct _tc_string {
 static const struct _tc_string tc_strings[] =
 {
   { "@7", &_rl_term_at7 },
+  { "BD", &_rl_term_BD },
+  { "BE", &_rl_term_BE },
   { "DC", &_rl_term_DC },
   { "E3", &_rl_term_clrscroll },
   { "IC", &_rl_term_IC },
+  { "PE", &_rl_term_PE },
+  { "PS", &_rl_term_PS },
   { "ce", &_rl_term_clreol },
   { "cl", &_rl_term_clrpag },
   { "cr", &_rl_term_cr },
@@ -497,6 +507,7 @@ _rl_init_terminal_io (const char *terminal_name)
   _rl_term_kh = _rl_term_kH = _rl_term_at7 = _rl_term_kI = (char *)NULL;
   _rl_term_kN = _rl_term_kP = (char *)NULL;
   _rl_term_so = _rl_term_se = (char *)NULL;
+  _rl_term_BD = _rl_term_BE = _rl_term_PE = _rl_term_PS = (char *)NULL;
 #if defined(HACK_TERMCAP_MOTION)
   _rl_term_forward_char = (char *)NULL;
 #endif
@@ -567,6 +578,7 @@ _rl_init_terminal_io (const char *terminal_name)
 
       /* Assume generic unknown terminal can't handle the enable/disable
 	 escape sequences */
+      _rl_term_BD = _rl_term_BE = _rl_term_PE = _rl_term_PS = (char *)NULL;
       _rl_enable_bracketed_paste = 0;
 
       /* No terminal so/se capabilities. */

lib/readline/text.c

@@ -2089,7 +2089,7 @@ _rl_readstr_dispatch (_rl_readstr_cxt *cxt, int c)
 	  _rl_readstr_restore (cxt);
 	  return -1;
 	}
-      cxt->lastc = rl_line_buffer[rl_point - 1];	/* preserve prevc */
+      cxt->lastc = (rl_point > 0) ? rl_line_buffer[rl_point - 1] : rl_line_buffer[0];	/* preserve prevc */
       break;
 
     case RETURN:

lib/sh/compat.c

@@ -45,3 +45,9 @@ legal_alias_name (const char *string, int flags)
 {
   return (valid_alias_name (string, flags));
 }
+
+int
+compat_init (void)
+{
+  return 0;
+}