/* $OpenBSD: lib_tracedmp.c,v 1.4 2010/01/12 23:22:07 nicm Exp $ */ /**************************************************************************** * Copyright (c) 1998-2007,2008 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 1992,1995 * * and: Eric S. Raymond * ****************************************************************************/ /* * lib_tracedmp.c - Tracing/Debugging routines */ #include #include MODULE_ID("$Id: lib_tracedmp.c,v 1.4 2010/01/12 23:22:07 nicm 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 = 2 * (width + 1); my_buffer = typeRealloc(char, my_length, my_buffer); } 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 = 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 = (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 */