1/**************************************************************************** 2 * Copyright (c) 1998-2004,2005 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 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_traceatr.c - Tracing/Debugging routines (attributes) 37 */ 38 39#include <curses.priv.h> 40#include <term.h> /* acs_chars */ 41 42MODULE_ID("$Id: lib_traceatr.c,v 1.53 2005/08/20 20:21:20 tom Exp $") 43 44#define COLOR_OF(c) ((c < 0) ? "default" : (c > 7 ? color_of(c) : colors[c].name)) 45 46#ifdef TRACE 47 48static const char l_brace[] = {L_BRACE, 0}; 49static const char r_brace[] = {R_BRACE, 0}; 50 51#ifndef USE_TERMLIB 52static char * 53color_of(int c) 54{ 55 static char buffer[2][80]; 56 static int sel; 57 static int last = -1; 58 59 if (c != last) { 60 last = c; 61 sel = !sel; 62 if (c == COLOR_DEFAULT) 63 strcpy(buffer[sel], "default"); 64 else 65 sprintf(buffer[sel], "color%d", c); 66 } 67 return buffer[sel]; 68} 69#endif /* !USE_TERMLIB */ 70 71NCURSES_EXPORT(char *) 72_traceattr2(int bufnum, attr_t newmode) 73{ 74 char *buf = _nc_trace_buf(bufnum, BUFSIZ); 75 char temp[80]; 76 static const struct { 77 unsigned int val; 78 const char *name; 79 } names[] = 80 { 81 /* *INDENT-OFF* */ 82 { A_STANDOUT, "A_STANDOUT" }, 83 { A_UNDERLINE, "A_UNDERLINE" }, 84 { A_REVERSE, "A_REVERSE" }, 85 { A_BLINK, "A_BLINK" }, 86 { A_DIM, "A_DIM" }, 87 { A_BOLD, "A_BOLD" }, 88 { A_ALTCHARSET, "A_ALTCHARSET" }, 89 { A_INVIS, "A_INVIS" }, 90 { A_PROTECT, "A_PROTECT" }, 91 { A_CHARTEXT, "A_CHARTEXT" }, 92 { A_NORMAL, "A_NORMAL" }, 93 { A_COLOR, "A_COLOR" }, 94 /* *INDENT-ON* */ 95 96 } 97#ifndef USE_TERMLIB 98 , 99 colors[] = 100 { 101 /* *INDENT-OFF* */ 102 { COLOR_BLACK, "COLOR_BLACK" }, 103 { COLOR_RED, "COLOR_RED" }, 104 { COLOR_GREEN, "COLOR_GREEN" }, 105 { COLOR_YELLOW, "COLOR_YELLOW" }, 106 { COLOR_BLUE, "COLOR_BLUE" }, 107 { COLOR_MAGENTA, "COLOR_MAGENTA" }, 108 { COLOR_CYAN, "COLOR_CYAN" }, 109 { COLOR_WHITE, "COLOR_WHITE" }, 110 /* *INDENT-ON* */ 111 112 } 113#endif /* !USE_TERMLIB */ 114 ; 115 size_t n; 116 unsigned save_nc_tracing = _nc_tracing; 117 _nc_tracing = 0; 118 119 strcpy(buf, l_brace); 120 121 for (n = 0; n < SIZEOF(names); n++) { 122 if ((newmode & names[n].val) != 0) { 123 if (buf[1] != '\0') 124 buf = _nc_trace_bufcat(bufnum, "|"); 125 buf = _nc_trace_bufcat(bufnum, names[n].name); 126 127 if (names[n].val == A_COLOR) { 128 short pairnum = PAIR_NUMBER(newmode); 129#ifdef USE_TERMLIB 130 /* pair_content lives in libncurses */ 131 (void) sprintf(temp, "{%d}", pairnum); 132#else 133 short fg, bg; 134 135 if (pair_content(pairnum, &fg, &bg) == OK) { 136 (void) sprintf(temp, 137 "{%d = {%s, %s}}", 138 pairnum, 139 COLOR_OF(fg), 140 COLOR_OF(bg)); 141 } else { 142 (void) sprintf(temp, "{%d}", pairnum); 143 } 144#endif 145 buf = _nc_trace_bufcat(bufnum, temp); 146 } 147 } 148 } 149 if (ChAttrOf(newmode) == A_NORMAL) { 150 if (buf[1] != '\0') 151 (void) _nc_trace_bufcat(bufnum, "|"); 152 (void) _nc_trace_bufcat(bufnum, "A_NORMAL"); 153 } 154 155 _nc_tracing = save_nc_tracing; 156 return (_nc_trace_bufcat(bufnum, r_brace)); 157} 158 159NCURSES_EXPORT(char *) 160_traceattr(attr_t newmode) 161{ 162 return _traceattr2(0, newmode); 163} 164 165/* Trace 'int' return-values */ 166NCURSES_EXPORT(attr_t) 167_nc_retrace_attr_t(attr_t code) 168{ 169 T((T_RETURN("%s"), _traceattr(code))); 170 return code; 171} 172 173const char * 174_nc_altcharset_name(attr_t attr, chtype ch) 175{ 176 const char *result = 0; 177 178 if ((attr & A_ALTCHARSET) && (acs_chars != 0)) { 179 char *cp; 180 char *found = 0; 181 static const struct { 182 unsigned int val; 183 const char *name; 184 } names[] = 185 { 186 /* *INDENT-OFF* */ 187 { 'l', "ACS_ULCORNER" }, /* upper left corner */ 188 { 'm', "ACS_LLCORNER" }, /* lower left corner */ 189 { 'k', "ACS_URCORNER" }, /* upper right corner */ 190 { 'j', "ACS_LRCORNER" }, /* lower right corner */ 191 { 't', "ACS_LTEE" }, /* tee pointing right */ 192 { 'u', "ACS_RTEE" }, /* tee pointing left */ 193 { 'v', "ACS_BTEE" }, /* tee pointing up */ 194 { 'w', "ACS_TTEE" }, /* tee pointing down */ 195 { 'q', "ACS_HLINE" }, /* horizontal line */ 196 { 'x', "ACS_VLINE" }, /* vertical line */ 197 { 'n', "ACS_PLUS" }, /* large plus or crossover */ 198 { 'o', "ACS_S1" }, /* scan line 1 */ 199 { 's', "ACS_S9" }, /* scan line 9 */ 200 { '`', "ACS_DIAMOND" }, /* diamond */ 201 { 'a', "ACS_CKBOARD" }, /* checker board (stipple) */ 202 { 'f', "ACS_DEGREE" }, /* degree symbol */ 203 { 'g', "ACS_PLMINUS" }, /* plus/minus */ 204 { '~', "ACS_BULLET" }, /* bullet */ 205 { ',', "ACS_LARROW" }, /* arrow pointing left */ 206 { '+', "ACS_RARROW" }, /* arrow pointing right */ 207 { '.', "ACS_DARROW" }, /* arrow pointing down */ 208 { '-', "ACS_UARROW" }, /* arrow pointing up */ 209 { 'h', "ACS_BOARD" }, /* board of squares */ 210 { 'i', "ACS_LANTERN" }, /* lantern symbol */ 211 { '0', "ACS_BLOCK" }, /* solid square block */ 212 { 'p', "ACS_S3" }, /* scan line 3 */ 213 { 'r', "ACS_S7" }, /* scan line 7 */ 214 { 'y', "ACS_LEQUAL" }, /* less/equal */ 215 { 'z', "ACS_GEQUAL" }, /* greater/equal */ 216 { '{', "ACS_PI" }, /* Pi */ 217 { '|', "ACS_NEQUAL" }, /* not equal */ 218 { '}', "ACS_STERLING" }, /* UK pound sign */ 219 { '\0', (char *) 0 } 220 /* *INDENT-OFF* */ 221 }, 222 *sp; 223 224 for (cp = acs_chars; cp[0] && cp[1]; cp += 2) { 225 if (ChCharOf(cp[1]) == ChCharOf(ch)) { 226 found = cp; 227 /* don't exit from loop - there may be redefinitions */ 228 } 229 } 230 231 if (found != 0) { 232 ch = ChCharOf(*found); 233 for (sp = names; sp->val; sp++) 234 if (sp->val == ch) { 235 result = sp->name; 236 break; 237 } 238 } 239 } 240 return result; 241} 242 243NCURSES_EXPORT(char *) 244_tracechtype2(int bufnum, chtype ch) 245{ 246 const char *found; 247 248 strcpy(_nc_trace_buf(bufnum, BUFSIZ), l_brace); 249 if ((found = _nc_altcharset_name(ChAttrOf(ch), ch)) != 0) { 250 (void) _nc_trace_bufcat(bufnum, found); 251 } else 252 (void) _nc_trace_bufcat(bufnum, _tracechar((int)ChCharOf(ch))); 253 254 if (ChAttrOf(ch) != A_NORMAL) { 255 (void) _nc_trace_bufcat(bufnum, " | "); 256 (void) _nc_trace_bufcat(bufnum, 257 _traceattr2(bufnum + 20, ChAttrOf(ch))); 258 } 259 260 return (_nc_trace_bufcat(bufnum, r_brace)); 261} 262 263NCURSES_EXPORT(char *) 264_tracechtype (chtype ch) 265{ 266 return _tracechtype2(0, ch); 267} 268 269/* Trace 'chtype' return-values */ 270NCURSES_EXPORT(chtype) 271_nc_retrace_chtype (chtype code) 272{ 273 T((T_RETURN("%s"), _tracechtype(code))); 274 return code; 275} 276 277#if USE_WIDEC_SUPPORT 278NCURSES_EXPORT(char *) 279_tracecchar_t2 (int bufnum, const cchar_t *ch) 280{ 281 char *buf = _nc_trace_buf(bufnum, BUFSIZ); 282 attr_t attr; 283 const char *found; 284 285 strcpy(buf, l_brace); 286 if (ch != 0) { 287 attr = AttrOfD(ch); 288 if ((found = _nc_altcharset_name(attr, CharOfD(ch))) != 0) { 289 (void) _nc_trace_bufcat(bufnum, found); 290 attr &= ~A_ALTCHARSET; 291 } else if (isWidecExt(CHDEREF(ch))) { 292 (void) _nc_trace_bufcat(bufnum, "{NAC}"); 293 attr &= ~A_CHARTEXT; 294 } else { 295 PUTC_DATA; 296 int n; 297 298 PUTC_INIT; 299 (void) _nc_trace_bufcat(bufnum, "{ "); 300 do { 301 PUTC_ch = PUTC_i < CCHARW_MAX ? ch->chars[PUTC_i] : L'\0'; 302 PUTC_n = wcrtomb(PUTC_buf, ch->chars[PUTC_i], &PUT_st); 303 if (PUTC_ch == L'\0') 304 --PUTC_n; 305 if (PUTC_n <= 0) { 306 if (PUTC_ch != L'\0') { 307 /* it could not be a multibyte sequence */ 308 (void) _nc_trace_bufcat(bufnum, _tracechar(UChar(ch->chars[PUTC_i]))); 309 } 310 break; 311 } 312 for (n = 0; n < PUTC_n; n++) { 313 if (n) 314 (void) _nc_trace_bufcat(bufnum, ", "); 315 (void) _nc_trace_bufcat(bufnum, _tracechar(UChar(PUTC_buf[n]))); 316 } 317 ++PUTC_i; 318 } while (PUTC_ch != L'\0'); 319 (void) _nc_trace_bufcat(bufnum, " }"); 320 } 321 if (attr != A_NORMAL) { 322 (void) _nc_trace_bufcat(bufnum, " | "); 323 (void) _nc_trace_bufcat(bufnum, _traceattr2(bufnum + 20, attr)); 324 } 325 } 326 327 return (_nc_trace_bufcat(bufnum, r_brace)); 328} 329 330NCURSES_EXPORT(char *) 331_tracecchar_t (const cchar_t *ch) 332{ 333 return _tracecchar_t2(0, ch); 334} 335#endif 336 337#else 338empty_module(_nc_lib_traceatr) 339#endif /* TRACE */ 340