1 /**************************************************************************** 2 * Copyright (c) 1998-2007,2008 Free Software Foundation, Inc. * 3 * * 4 * Permission is hereby granted, free of charge, to any person obtaining a * 5 * copy of this software and associated documentation files (the * 6 * "Software"), to deal in the Software without restriction, including * 7 * without limitation the rights to use, copy, modify, merge, publish, * 8 * distribute, distribute with modifications, sublicense, and/or sell * 9 * copies of the Software, and to permit persons to whom the Software is * 10 * furnished to do so, subject to the following conditions: * 11 * * 12 * The above copyright notice and this permission notice shall be included * 13 * in all copies or substantial portions of the Software. * 14 * * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * 16 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * 17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * 18 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * 19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * 20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * 21 * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * 22 * * 23 * Except as contained in this notice, the name(s) of the above copyright * 24 * holders shall not be used in advertising or otherwise to promote the * 25 * sale, use or other dealings in this Software without prior written * 26 * authorization. * 27 ****************************************************************************/ 28 29 /**************************************************************************** 30 * Author: Thomas E. Dickey 1996-on * 31 * and: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 * 32 * and: Eric S. Raymond <esr@snark.thyrsus.com> * 33 ****************************************************************************/ 34 35 /* 36 * lib_tracedmp.c - Tracing/Debugging routines 37 */ 38 39 #include <curses.priv.h> 40 #include <ctype.h> 41 42 MODULE_ID("$Id: lib_tracedmp.c,v 1.31 2008/08/16 19:30:56 tom Exp $") 43 44 #ifdef TRACE 45 46 #define my_buffer _nc_globals.tracedmp_buf 47 #define my_length _nc_globals.tracedmp_used 48 49 NCURSES_EXPORT(void) 50 _tracedump(const char *name, WINDOW *win) 51 { 52 int i, j, n, width; 53 54 /* compute narrowest possible display width */ 55 for (width = i = 0; i <= win->_maxy; ++i) { 56 n = 0; 57 for (j = 0; j <= win->_maxx; ++j) { 58 if (CharOf(win->_line[i].text[j]) != L(' ') 59 || AttrOf(win->_line[i].text[j]) != A_NORMAL 60 || GetPair(win->_line[i].text[j]) != 0) { 61 n = j; 62 } 63 } 64 65 if (n > width) 66 width = n; 67 } 68 if (width < win->_maxx) 69 ++width; 70 if (++width + 1 > (int) my_length) { 71 my_length = 2 * (width + 1); 72 my_buffer = typeRealloc(char, my_length, my_buffer); 73 } 74 75 for (n = 0; n <= win->_maxy; ++n) { 76 char *ep = my_buffer; 77 bool haveattrs, havecolors; 78 79 /* 80 * Dump A_CHARTEXT part. It is more important to make the grid line up 81 * in the trace file than to represent control- and wide-characters, so 82 * we map those to '.' and '?' respectively. 83 */ 84 for (j = 0; j < width; ++j) { 85 chtype test = CharOf(win->_line[n].text[j]); 86 ep[j] = (char) ((UChar(test) == test 87 #if USE_WIDEC_SUPPORT 88 && (win->_line[n].text[j].chars[1] == 0) 89 #endif 90 ) 91 ? (iscntrl(UChar(test)) 92 ? '.' 93 : UChar(test)) 94 : '?'); 95 } 96 ep[j] = '\0'; 97 _tracef("%s[%2d] %3ld%3ld ='%s'", 98 name, n, 99 (long) win->_line[n].firstchar, 100 (long) win->_line[n].lastchar, 101 ep); 102 103 /* if there are multi-column characters on the line, print them now */ 104 if_WIDEC({ 105 bool multicolumn = FALSE; 106 for (j = 0; j < width; ++j) 107 if (WidecExt(win->_line[n].text[j]) != 0) { 108 multicolumn = TRUE; 109 break; 110 } 111 if (multicolumn) { 112 ep = my_buffer; 113 for (j = 0; j < width; ++j) { 114 int test = WidecExt(win->_line[n].text[j]); 115 if (test) { 116 ep[j] = (char) (test + '0'); 117 } else { 118 ep[j] = ' '; 119 } 120 } 121 ep[j] = '\0'; 122 _tracef("%*s[%2d]%*s='%s'", (int) strlen(name), 123 "widec", n, 8, " ", my_buffer); 124 } 125 }); 126 127 /* dump A_COLOR part, will screw up if there are more than 96 */ 128 havecolors = FALSE; 129 for (j = 0; j < width; ++j) 130 if (GetPair(win->_line[n].text[j]) != 0) { 131 havecolors = TRUE; 132 break; 133 } 134 if (havecolors) { 135 ep = my_buffer; 136 for (j = 0; j < width; ++j) { 137 int pair = GetPair(win->_line[n].text[j]); 138 if (pair >= 52) 139 ep[j] = '?'; 140 else if (pair >= 36) 141 ep[j] = (char) (pair + 'A'); 142 else if (pair >= 10) 143 ep[j] = (char) (pair + 'a'); 144 else if (pair >= 1) 145 ep[j] = (char) (pair + '0'); 146 else 147 ep[j] = ' '; 148 } 149 ep[j] = '\0'; 150 _tracef("%*s[%2d]%*s='%s'", (int) strlen(name), 151 "colors", n, 8, " ", my_buffer); 152 } 153 154 for (i = 0; i < 4; ++i) { 155 const char *hex = " 123456789ABCDEF"; 156 attr_t mask = (0xf << ((i + 4) * 4)); 157 158 haveattrs = FALSE; 159 for (j = 0; j < width; ++j) 160 if (AttrOf(win->_line[n].text[j]) & mask) { 161 haveattrs = TRUE; 162 break; 163 } 164 if (haveattrs) { 165 ep = my_buffer; 166 for (j = 0; j < width; ++j) 167 ep[j] = hex[(AttrOf(win->_line[n].text[j]) & mask) >> 168 ((i + 4) * 4)]; 169 ep[j] = '\0'; 170 _tracef("%*s%d[%2d]%*s='%s'", (int) strlen(name) - 171 1, "attrs", i, n, 8, " ", my_buffer); 172 } 173 } 174 } 175 #if NO_LEAKS 176 free(my_buffer); 177 my_buffer = 0; 178 my_length = 0; 179 #endif 180 } 181 182 #else 183 EMPTY_MODULE(_nc_lib_tracedmp) 184 #endif /* TRACE */ 185