diff options
Diffstat (limited to 'ncurses-5.9/ncurses/trace/lib_tracechr.c')
| -rw-r--r-- | ncurses-5.9/ncurses/trace/lib_tracechr.c | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/ncurses-5.9/ncurses/trace/lib_tracechr.c b/ncurses-5.9/ncurses/trace/lib_tracechr.c new file mode 100644 index 0000000..66fbfb2 --- /dev/null +++ b/ncurses-5.9/ncurses/trace/lib_tracechr.c @@ -0,0 +1,82 @@ +/**************************************************************************** + * Copyright (c) 1998-2008,2009 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> * + * and: Thomas E. Dickey 1996-on * + ****************************************************************************/ + +/* + * lib_tracechr.c - Tracing/Debugging routines + */ +#include <curses.priv.h> + +#include <ctype.h> + +MODULE_ID("$Id$") + +#ifdef TRACE + +NCURSES_EXPORT(char *) +_nc_tracechar(SCREEN *sp, int ch) +{ + NCURSES_CONST char *name; + char *MyBuffer = ((sp != 0) + ? sp->tracechr_buf + : _nc_globals.tracechr_buf); + + if (ch > KEY_MIN || ch < 0) { + name = safe_keyname(SP_PARM, ch); + if (name == 0 || *name == '\0') + name = "NULL"; + (void) sprintf(MyBuffer, "'%.30s' = %#03o", name, ch); + } else if (!is8bits(ch) || !isprint(UChar(ch))) { + /* + * workaround for glibc bug: + * sprintf changes the result from unctrl() to an empty string if it + * does not correspond to a valid multibyte sequence. + */ + (void) sprintf(MyBuffer, "%#03o", ch); + } else { + name = safe_unctrl(SP_PARM, (chtype) ch); + if (name == 0 || *name == 0) + name = "null"; /* shouldn't happen */ + (void) sprintf(MyBuffer, "'%.30s' = %#03o", name, ch); + } + return (MyBuffer); +} + +NCURSES_EXPORT(char *) +_tracechar(int ch) +{ + return _nc_tracechar(CURRENT_SCREEN, ch); +} +#else +EMPTY_MODULE(_nc_lib_tracechr) +#endif |