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/* $OpenBSD: trace_tries.c,v 1.5 2010/01/12 23:22:07 nicm Exp $ */
/****************************************************************************
* Copyright (c) 1999-2007,2008 Free Software Foundation, Inc. *
* *
* Permission is hereby granted, free of charge, to any person obtaining a *
* copy of this software and associated documentation files (the *
* "Software"), to deal in the Software without restriction, including *
* without limitation the rights to use, copy, modify, merge, publish, *
* distribute, distribute with modifications, sublicense, and/or sell *
* copies of the Software, and to permit persons to whom the Software is *
* furnished to do so, subject to the following conditions: *
* *
* The above copyright notice and this permission notice shall be included *
* in all copies or substantial portions of the Software. *
* *
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
* IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
* THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
* *
* Except as contained in this notice, the name(s) of the above copyright *
* holders shall not be used in advertising or otherwise to promote the *
* sale, use or other dealings in this Software without prior written *
* authorization. *
****************************************************************************/
/****************************************************************************
* Author: Thomas E. Dickey <dickey@clark.net> 1999 *
****************************************************************************/
/*
* trace_tries.c - Tracing/Debugging buffers (keycode tries-trees)
*/
#include <curses.priv.h>
MODULE_ID("$Id: trace_tries.c,v 1.5 2010/01/12 23:22:07 nicm Exp $")
#ifdef TRACE
#define my_buffer _nc_globals.tracetry_buf
#define my_length _nc_globals.tracetry_used
static void
recur_tries(TRIES * tree, unsigned level)
{
if (level > my_length) {
my_length = (level + 1) * 4;
my_buffer = (unsigned char *) realloc(my_buffer, my_length);
}
while (tree != 0) {
if ((my_buffer[level] = tree->ch) == 0)
my_buffer[level] = 128;
my_buffer[level + 1] = 0;
if (tree->value != 0) {
_tracef("%5d: %s (%s)", tree->value,
_nc_visbuf((char *) my_buffer), keyname(tree->value));
}
if (tree->child)
recur_tries(tree->child, level + 1);
tree = tree->sibling;
}
}
NCURSES_EXPORT(void)
_nc_trace_tries(TRIES * tree)
{
my_buffer = typeMalloc(unsigned char, my_length = 80);
_tracef("BEGIN tries %p", tree);
recur_tries(tree, 0);
_tracef(". . . tries %p", tree);
free(my_buffer);
}
#else
NCURSES_EXPORT(void)
_nc_trace_tries(TRIES * tree)
{
}
#endif
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