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/****************************************************************************
* Copyright (c) 1998 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: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 *
* and: Eric S. Raymond <esr@snark.thyrsus.com> *
****************************************************************************/
/*
* lib_tracechr.c - Tracing/Debugging routines
*/
#ifndef TRACE
#define TRACE /* turn on internal defs for this module */
#endif
#include <curses.priv.h>
#include <ctype.h>
#ifdef TRACE
char *_tracechar(const unsigned char ch)
{
static char crep[20];
/*
* We can show the actual character if it's either an ordinary printable
* or one of the high-half characters.
*/
if (isprint(ch) || (ch & 0x80))
{
crep[0] = '\'';
crep[1] = ch; /* necessary; printf tries too hard on metachars */
(void) sprintf(crep + 2, "' = 0x%02x", (unsigned)ch);
}
else
(void) sprintf(crep, "0x%02x", (unsigned)ch);
return(crep);
}
#else
extern void _nc_lib_tracechr(void);
void _nc_lib_tracechr(void) { }
#endif
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