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commit bash-20120204 snapshot

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This commit is contained in:
Chet Ramey
2012-03-05 21:14:50 -05:00
parent a1128d1b12
commit abe2eb5be8
74 changed files with 91515 additions and 23733 deletions
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lib/readline/misc.c
+34 -1
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@@ -1,6 +1,6 @@
/* misc.c -- miscellaneous bindable readline functions. */
/* Copyright (C) 1987-2009 Free Software Foundation, Inc.
/* Copyright (C) 1987-2012 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.
@@ -56,6 +56,8 @@
static int rl_digit_loop PARAMS((void));
static void _rl_history_set_point PARAMS((void));
extern int history_offset;
/* Forward declarations used in this file */
void _rl_free_history_entry PARAMS((HIST_ENTRY *));
@@ -483,6 +485,37 @@ _rl_revert_all_lines ()
xfree (lbuf);
}
/* Free the history list, including private readline data and take care
of pointer aliases to history data. Resets rl_undo_list if it points
to an UNDO_LIST * saved as some history entry's data member. This
should not be called while editing is active. */
void
rl_clear_history ()
{
HIST_ENTRY **hlist, *hent;
register int i;
UNDO_LIST *ul, *saved_undo_list;
saved_undo_list = rl_undo_list;
hlist = history_list (); /* direct pointer, not copy */
for (i = 0; i < history_length; i++)
{
hent = hlist[i];
if (ul = (UNDO_LIST *)hent->data)
{
if (ul == saved_undo_list)
saved_undo_list = 0;
_rl_free_undo_list (ul);
hent->data = 0;
}
_rl_free_history_entry (hent);
}
history_offset = history_length = 0;
rl_undo_list = saved_undo_list; /* should be NULL */
}
/* **************************************************************** */
/* */
/* History Commands */