150276Speter/**************************************************************************** 2184989Srafan * Copyright (c) 1998-2007,2008 Free Software Foundation, Inc. * 350276Speter * * 450276Speter * Permission is hereby granted, free of charge, to any person obtaining a * 550276Speter * copy of this software and associated documentation files (the * 650276Speter * "Software"), to deal in the Software without restriction, including * 750276Speter * without limitation the rights to use, copy, modify, merge, publish, * 850276Speter * distribute, distribute with modifications, sublicense, and/or sell * 950276Speter * copies of the Software, and to permit persons to whom the Software is * 1050276Speter * furnished to do so, subject to the following conditions: * 1150276Speter * * 1250276Speter * The above copyright notice and this permission notice shall be included * 1350276Speter * in all copies or substantial portions of the Software. * 1450276Speter * * 1550276Speter * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * 1650276Speter * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * 1750276Speter * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * 1850276Speter * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * 1950276Speter * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * 2050276Speter * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * 2150276Speter * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * 2250276Speter * * 2350276Speter * Except as contained in this notice, the name(s) of the above copyright * 2450276Speter * holders shall not be used in advertising or otherwise to promote the * 2550276Speter * sale, use or other dealings in this Software without prior written * 2650276Speter * authorization. * 2750276Speter ****************************************************************************/ 2850276Speter 2950276Speter/**************************************************************************** 3050276Speter * Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 * 3150276Speter * and: Eric S. Raymond <esr@snark.thyrsus.com> * 32166124Srafan * and: Thomas E. Dickey 1996-on * 3350276Speter ****************************************************************************/ 3450276Speter 3550276Speter/* 3650276Speter * lib_tracechr.c - Tracing/Debugging routines 3750276Speter */ 3850276Speter#include <curses.priv.h> 3950276Speter 40166124Srafan#include <ctype.h> 4150276Speter 42184989SrafanMODULE_ID("$Id: lib_tracechr.c,v 1.19 2008/08/03 15:39:29 tom Exp $") 43166124Srafan 4450276Speter#ifdef TRACE 45174993Srafan 4676726SpeterNCURSES_EXPORT(char *) 47184989Srafan_nc_tracechar(SCREEN *sp, int ch) 4850276Speter{ 49166124Srafan NCURSES_CONST char *name; 50184989Srafan char *MyBuffer = ((sp != 0) 51184989Srafan ? sp->tracechr_buf 52184989Srafan : _nc_globals.tracechr_buf); 53166124Srafan 54166124Srafan if (ch > KEY_MIN || ch < 0) { 55184989Srafan name = _nc_keyname(sp, ch); 56166124Srafan if (name == 0 || *name == '\0') 57166124Srafan name = "NULL"; 58174993Srafan (void) sprintf(MyBuffer, "'%.30s' = %#03o", name, ch); 59166124Srafan } else if (!is8bits(ch) || !isprint(UChar(ch))) { 60166124Srafan /* 61166124Srafan * workaround for glibc bug: 62166124Srafan * sprintf changes the result from unctrl() to an empty string if it 63166124Srafan * does not correspond to a valid multibyte sequence. 64166124Srafan */ 65174993Srafan (void) sprintf(MyBuffer, "%#03o", ch); 66166124Srafan } else { 67184989Srafan name = _nc_unctrl(sp, (chtype) ch); 68166124Srafan if (name == 0 || *name == 0) 69166124Srafan name = "null"; /* shouldn't happen */ 70174993Srafan (void) sprintf(MyBuffer, "'%.30s' = %#03o", name, ch); 71166124Srafan } 72174993Srafan return (MyBuffer); 7350276Speter} 74184989Srafan 75184989SrafanNCURSES_EXPORT(char *) 76184989Srafan_tracechar(int ch) 77184989Srafan{ 78184989Srafan return _nc_tracechar(SP, ch); 79184989Srafan} 8050276Speter#else 81184989SrafanEMPTY_MODULE(_nc_lib_tracechr) 8250276Speter#endif 83