Bash-4.3 distribution sources and documentation

[platform/upstream/bash.git] / lib / readline / text.c

diff --git a/lib/readline/text.c b/lib/readline/text.c
index fc39189..f29adf8 100644 (file)
--- a/lib/readline/text.c
+++ b/lib/readline/text.c
@@ -1,6 +1,6 @@
 /* text.c -- text handling commands for readline. */
 
-/* Copyright (C) 1987-2009 Free Software Foundation, Inc.
+/* Copyright (C) 1987-2010 Free Software Foundation, Inc.
 
    This file is part of the GNU Readline Library (Readline), a library
    for reading lines of text with interactive input and history editing.      
@@ -150,7 +150,7 @@ rl_delete_text (from, to)
   if (_rl_doing_an_undo == 0)
     rl_add_undo (UNDO_DELETE, from, to, text);
   else
-    free (text);
+    xfree (text);
 
   rl_end -= diff;
   rl_line_buffer[rl_end] = '\0';
@@ -240,7 +240,7 @@ rl_replace_line (text, clear_undo)
    this is the same as rl_end.
 
    Any command that is called interactively receives two arguments.
-   The first is a count: the numeric arg pased to this command.
+   The first is a count: the numeric arg passed to this command.
    The second is the key which invoked this command.
 */
 
@@ -265,11 +265,13 @@ rl_forward_byte (count, key)
 
   if (count > 0)
     {
-      int end = rl_point + count;
+      int end, lend;
+
+      end = rl_point + count;
 #if defined (VI_MODE)
-      int lend = rl_end > 0 ? rl_end - (VI_COMMAND_MODE()) : rl_end;
+      lend = rl_end > 0 ? rl_end - (VI_COMMAND_MODE()) : rl_end;
 #else
-      int lend = rl_end;
+      lend = rl_end;
 #endif
 
       if (end > lend)
@@ -287,6 +289,31 @@ rl_forward_byte (count, key)
   return 0;
 }
 
+int
+_rl_forward_char_internal (count)
+     int count;
+{
+  int point;
+
+#if defined (HANDLE_MULTIBYTE)
+  point = _rl_find_next_mbchar (rl_line_buffer, rl_point, count, MB_FIND_NONZERO);
+
+#if defined (VI_MODE)
+  if (point >= rl_end && VI_COMMAND_MODE())
+    point = _rl_find_prev_mbchar (rl_line_buffer, rl_end, MB_FIND_NONZERO);
+#endif
+
+    if (rl_end < 0)
+       rl_end = 0;
+#else
+  point = rl_point + count;
+  if (point > rl_end)
+    point = rl_end;
+#endif
+
+  return (point);
+}
+
 #if defined (HANDLE_MULTIBYTE)
 /* Move forward COUNT characters. */
 int
@@ -309,20 +336,12 @@ rl_forward_char (count, key)
          return 0;
        }
 
-      point = _rl_find_next_mbchar (rl_line_buffer, rl_point, count, MB_FIND_NONZERO);
-
-#if defined (VI_MODE)
-      if (point >= rl_end && VI_COMMAND_MODE())
-       point = _rl_find_prev_mbchar (rl_line_buffer, rl_end, MB_FIND_NONZERO);
-#endif
+      point = _rl_forward_char_internal (count);
 
       if (rl_point == point)
        rl_ding ();
 
       rl_point = point;
-
-      if (rl_end < 0)
-       rl_end = 0;
     }
 
   return 0;
@@ -752,7 +771,7 @@ _rl_insert_char (count, c)
 
       string[i] = '\0';
       rl_insert_text (string);
-      free (string);
+      xfree (string);
 
       return 0;
     }
@@ -779,7 +798,7 @@ _rl_insert_char (count, c)
          count -= decreaser;
        }
 
-      free (string);
+      xfree (string);
       incoming_length = 0;
       stored_count = 0;
 #else /* !HANDLE_MULTIBYTE */
@@ -805,8 +824,9 @@ _rl_insert_char (count, c)
       /* We are inserting a single character.
         If there is pending input, then make a string of all of the
         pending characters that are bound to rl_insert, and insert
-        them all. */
-      if (_rl_any_typein ())
+        them all.  Don't do this if we're current reading input from
+        a macro. */
+      if ((RL_ISSTATE (RL_STATE_MACROINPUT) == 0) && _rl_pushed_input_available ())
        _rl_insert_typein (c);
       else
        {
@@ -888,6 +908,9 @@ _rl_insert_next (count)
   if (c < 0)
     return -1;
 
+  if (RL_ISSTATE (RL_STATE_MACRODEF))
+    _rl_add_macro_char (c);
+
 #if defined (HANDLE_SIGNALS)
   if (RL_ISSTATE (RL_STATE_CALLBACK) == 0)
     _rl_restore_tty_signals ();
@@ -1407,8 +1430,8 @@ rl_transpose_words (count, key)
 
   /* I think that does it. */
   rl_end_undo_group ();
-  free (word1);
-  free (word2);
+  xfree (word1);
+  xfree (word2);
 
   return 0;
 }
@@ -1467,7 +1490,7 @@ rl_transpose_chars (count, key)
   rl_end_undo_group ();
 
 #if defined (HANDLE_MULTIBYTE)
-  free (dummy);
+  xfree (dummy);
 #endif
 
   return 0;
@@ -1495,6 +1518,9 @@ _rl_char_search_internal (count, dir, schar)
   int prepos;
 #endif
 
+  if (dir == 0)
+    return -1;
+
   pos = rl_point;
   inc = (dir < 0) ? -1 : 1;
   while (count)