diff options
Diffstat (limited to 'ncurses-5.3/ncurses/trace/lib_tracedmp.c')
| -rw-r--r-- | ncurses-5.3/ncurses/trace/lib_tracedmp.c | 146 |
1 files changed, 146 insertions, 0 deletions
diff --git a/ncurses-5.3/ncurses/trace/lib_tracedmp.c b/ncurses-5.3/ncurses/trace/lib_tracedmp.c new file mode 100644 index 0000000..c490c67 --- /dev/null +++ b/ncurses-5.3/ncurses/trace/lib_tracedmp.c @@ -0,0 +1,146 @@ +/**************************************************************************** + * Copyright (c) 1998-2001,2002 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 1996-2001 * + * and: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 * + * and: Eric S. Raymond <esr@snark.thyrsus.com> * + ****************************************************************************/ + +/* + * lib_tracedmp.c - Tracing/Debugging routines + */ + +#include <curses.priv.h> +#include <ctype.h> + +MODULE_ID("$Id$") + +#ifdef TRACE +NCURSES_EXPORT(void) +_tracedump(const char *name, WINDOW *win) +{ + static char *buf = 0; + static size_t used = 0; + + int i, j, n, width; + + /* compute narrowest possible display width */ + for (width = i = 0; i <= win->_maxy; ++i) { + n = 0; + for (j = 0; j <= win->_maxx; ++j) + if (CharOf(win->_line[i].text[j]) != L(' ') + || AttrOf(win->_line[i].text[j]) != A_NORMAL) + n = j; + + if (n > width) + width = n; + } + if (width < win->_maxx) + ++width; + if (++width + 1 > (int) used) { + used = 2 * (width + 1); + buf = typeRealloc(char, used, buf); + } + + for (n = 0; n <= win->_maxy; ++n) { + char *ep = buf; + bool haveattrs, havecolors; + + /* + * Dump A_CHARTEXT part. It is more important to make the grid line up + * in the trace file than to represent control- and wide-characters, so + * we map those to '.' and '?' respectively. + */ + for (j = 0; j < width; ++j) { + chtype test = CharOf(win->_line[n].text[j]); + ep[j] = (UChar(test) == test +#if USE_WIDEC_SUPPORT + && (win->_line[n].text[j].chars[1] == 0) +#endif + ) + ? (iscntrl(UChar(test)) + ? '.' + : UChar(test)) + : '?'; + } + ep[j] = '\0'; + _tracef("%s[%2d] %3d%3d ='%s'", + name, n, + win->_line[n].firstchar, + win->_line[n].lastchar, + ep); + + /* dump A_COLOR part, will screw up if there are more than 96 */ + havecolors = FALSE; + for (j = 0; j < width; ++j) + if (AttrOf(win->_line[n].text[j]) & A_COLOR) { + havecolors = TRUE; + break; + } + if (havecolors) { + ep = buf; + for (j = 0; j < width; ++j) + ep[j] = UChar(AttrOf(win->_line[n].text[j]) >> + NCURSES_ATTR_SHIFT) + ' '; + ep[j] = '\0'; + _tracef("%*s[%2d]%*s='%s'", (int) strlen(name), + "colors", n, 8, " ", buf); + } + + for (i = 0; i < 4; ++i) { + const char *hex = " 123456789ABCDEF"; + attr_t mask = (0xf << ((i + 4) * 4)); + + haveattrs = FALSE; + for (j = 0; j < width; ++j) + if (AttrOf(win->_line[n].text[j]) & mask) { + haveattrs = TRUE; + break; + } + if (haveattrs) { + ep = buf; + for (j = 0; j < width; ++j) + ep[j] = hex[(AttrOf(win->_line[n].text[j]) & mask) >> + ((i + 4) * 4)]; + ep[j] = '\0'; + _tracef("%*s%d[%2d]%*s='%s'", (int) strlen(name) - + 1, "attrs", i, n, 8, " ", buf); + } + } + } +#if NO_LEAKS + free(buf); + buf = 0; + used = 0; +#endif +} + +#else +empty_module(_nc_lib_tracedmp) +#endif /* TRACE */ |