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/****************************************************************************
* Copyright (c) 1998-2009,2012 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-on *
* 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: lib_tracedmp.c,v 1.34 2012/10/27 20:54:42 tom Exp $")
#ifdef TRACE
#define my_buffer _nc_globals.tracedmp_buf
#define my_length _nc_globals.tracedmp_used
NCURSES_EXPORT(void)
_tracedump(const char *name, WINDOW *win)
{
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
|| GetPair(win->_line[i].text[j]) != 0) {
n = j;
}
}
if (n > width)
width = n;
}
if (width < win->_maxx)
++width;
if (++width + 1 > (int) my_length) {
my_length = (unsigned) (2 * (width + 1));
my_buffer = typeRealloc(char, my_length, my_buffer);
if (my_buffer == 0)
return;
}
for (n = 0; n <= win->_maxy; ++n) {
char *ep = my_buffer;
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 = (chtype) CharOf(win->_line[n].text[j]);
ep[j] = (char) ((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] %3ld%3ld ='%s'",
name, n,
(long) win->_line[n].firstchar,
(long) win->_line[n].lastchar,
ep);
/* if there are multi-column characters on the line, print them now */
if_WIDEC({
bool multicolumn = FALSE;
for (j = 0; j < width; ++j)
if (WidecExt(win->_line[n].text[j]) != 0) {
multicolumn = TRUE;
break;
}
if (multicolumn) {
ep = my_buffer;
for (j = 0; j < width; ++j) {
int test = WidecExt(win->_line[n].text[j]);
if (test) {
ep[j] = (char) (test + '0');
} else {
ep[j] = ' ';
}
}
ep[j] = '\0';
_tracef("%*s[%2d]%*s='%s'", (int) strlen(name),
"widec", n, 8, " ", my_buffer);
}
});
/* dump A_COLOR part, will screw up if there are more than 96 */
havecolors = FALSE;
for (j = 0; j < width; ++j)
if (GetPair(win->_line[n].text[j]) != 0) {
havecolors = TRUE;
break;
}
if (havecolors) {
ep = my_buffer;
for (j = 0; j < width; ++j) {
int pair = GetPair(win->_line[n].text[j]);
if (pair >= 52)
ep[j] = '?';
else if (pair >= 36)
ep[j] = (char) (pair + 'A');
else if (pair >= 10)
ep[j] = (char) (pair + 'a');
else if (pair >= 1)
ep[j] = (char) (pair + '0');
else
ep[j] = ' ';
}
ep[j] = '\0';
_tracef("%*s[%2d]%*s='%s'", (int) strlen(name),
"colors", n, 8, " ", my_buffer);
}
for (i = 0; i < 4; ++i) {
const char *hex = " 123456789ABCDEF";
attr_t mask = (attr_t) (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 = my_buffer;
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, " ", my_buffer);
}
}
}
#if NO_LEAKS
free(my_buffer);
my_buffer = 0;
my_length = 0;
#endif
}
#else
EMPTY_MODULE(_nc_lib_tracedmp)
#endif /* TRACE */
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