1 /**************************************************************************** 2 * Copyright (c) 1998-2010,2011 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 * and: Juergen Pfeifer * 34 ****************************************************************************/ 35 36 /* 37 * lib_traceatr.c - Tracing/Debugging routines (attributes) 38 */ 39 40 #include <curses.priv.h> 41 42 #ifndef CUR 43 #define CUR SP_TERMTYPE 44 #endif 45 46 MODULE_ID("$Id: lib_traceatr.c,v 1.74 2011/01/22 19:48:01 tom Exp $") 47 48 #define COLOR_OF(c) ((c < 0) ? "default" : (c > 7 ? color_of(c) : colors[c].name)) 49 50 #ifdef TRACE 51 52 static const char l_brace[] = StringOf(L_BRACE); 53 static const char r_brace[] = StringOf(R_BRACE); 54 55 #ifndef USE_TERMLIB 56 57 #define my_buffer _nc_globals.traceatr_color_buf 58 #define my_select _nc_globals.traceatr_color_sel 59 #define my_cached _nc_globals.traceatr_color_last 60 61 static char * 62 color_of(int c) 63 { 64 if (c != my_cached) { 65 my_cached = c; 66 my_select = !my_select; 67 if (c == COLOR_DEFAULT) 68 strcpy(my_buffer[my_select], "default"); 69 else 70 sprintf(my_buffer[my_select], "color%d", c); 71 } 72 return my_buffer[my_select]; 73 } 74 75 #undef my_buffer 76 #undef my_select 77 #endif /* !USE_TERMLIB */ 78 79 NCURSES_EXPORT(char *) 80 _traceattr2(int bufnum, chtype newmode) 81 { 82 static const struct { 83 unsigned int val; 84 const char *name; 85 } names[] = 86 { 87 /* *INDENT-OFF* */ 88 { A_STANDOUT, "A_STANDOUT" }, 89 { A_UNDERLINE, "A_UNDERLINE" }, 90 { A_REVERSE, "A_REVERSE" }, 91 { A_BLINK, "A_BLINK" }, 92 { A_DIM, "A_DIM" }, 93 { A_BOLD, "A_BOLD" }, 94 { A_ALTCHARSET, "A_ALTCHARSET" }, 95 { A_INVIS, "A_INVIS" }, 96 { A_PROTECT, "A_PROTECT" }, 97 { A_CHARTEXT, "A_CHARTEXT" }, 98 { A_NORMAL, "A_NORMAL" }, 99 { A_COLOR, "A_COLOR" }, 100 /* *INDENT-ON* */ 101 102 } 103 #ifndef USE_TERMLIB 104 , 105 colors[] = 106 { 107 /* *INDENT-OFF* */ 108 { COLOR_BLACK, "COLOR_BLACK" }, 109 { COLOR_RED, "COLOR_RED" }, 110 { COLOR_GREEN, "COLOR_GREEN" }, 111 { COLOR_YELLOW, "COLOR_YELLOW" }, 112 { COLOR_BLUE, "COLOR_BLUE" }, 113 { COLOR_MAGENTA, "COLOR_MAGENTA" }, 114 { COLOR_CYAN, "COLOR_CYAN" }, 115 { COLOR_WHITE, "COLOR_WHITE" }, 116 /* *INDENT-ON* */ 117 118 } 119 #endif /* !USE_TERMLIB */ 120 ; 121 size_t n; 122 char temp[80]; 123 char *result = _nc_trace_buf(bufnum, BUFSIZ); 124 125 if (result != 0) { 126 unsigned save_nc_tracing = _nc_tracing; 127 128 _nc_tracing = 0; 129 130 strcpy(result, l_brace); 131 132 for (n = 0; n < SIZEOF(names); n++) { 133 if ((newmode & names[n].val) != 0) { 134 if (result[1] != '\0') 135 (void) _nc_trace_bufcat(bufnum, "|"); 136 result = _nc_trace_bufcat(bufnum, names[n].name); 137 138 if (names[n].val == A_COLOR) { 139 short pairnum = (short) PairNumber(newmode); 140 #ifdef USE_TERMLIB 141 /* pair_content lives in libncurses */ 142 (void) sprintf(temp, "{%d}", pairnum); 143 #else 144 short fg, bg; 145 146 if (pair_content(pairnum, &fg, &bg) == OK) { 147 (void) sprintf(temp, 148 "{%d = {%s, %s}}", 149 pairnum, 150 COLOR_OF(fg), 151 COLOR_OF(bg)); 152 } else { 153 (void) sprintf(temp, "{%d}", pairnum); 154 } 155 #endif 156 result = _nc_trace_bufcat(bufnum, temp); 157 } 158 } 159 } 160 if (ChAttrOf(newmode) == A_NORMAL) { 161 if (result != 0 && result[1] != '\0') 162 (void) _nc_trace_bufcat(bufnum, "|"); 163 (void) _nc_trace_bufcat(bufnum, "A_NORMAL"); 164 } 165 166 _nc_tracing = save_nc_tracing; 167 result = _nc_trace_bufcat(bufnum, r_brace); 168 } 169 return result; 170 } 171 172 NCURSES_EXPORT(char *) 173 _traceattr(attr_t newmode) 174 { 175 return _traceattr2(0, newmode); 176 } 177 178 /* Trace 'int' return-values */ 179 NCURSES_EXPORT(int) 180 _nc_retrace_int_attr_t(attr_t code) 181 { 182 T((T_RETURN("%s"), _traceattr(code))); 183 return (int) code; 184 } 185 186 /* Trace 'attr_t' return-values */ 187 NCURSES_EXPORT(attr_t) 188 _nc_retrace_attr_t(attr_t code) 189 { 190 T((T_RETURN("%s"), _traceattr(code))); 191 return code; 192 } 193 194 const char * 195 _nc_altcharset_name(attr_t attr, chtype ch) 196 { 197 typedef struct { 198 unsigned int val; 199 const char *name; 200 } ALT_NAMES; 201 #if NCURSES_SP_FUNCS 202 SCREEN *sp = CURRENT_SCREEN; 203 #endif 204 static const ALT_NAMES names[] = 205 { 206 {'l', "ACS_ULCORNER"}, /* upper left corner */ 207 {'m', "ACS_LLCORNER"}, /* lower left corner */ 208 {'k', "ACS_URCORNER"}, /* upper right corner */ 209 {'j', "ACS_LRCORNER"}, /* lower right corner */ 210 {'t', "ACS_LTEE"}, /* tee pointing right */ 211 {'u', "ACS_RTEE"}, /* tee pointing left */ 212 {'v', "ACS_BTEE"}, /* tee pointing up */ 213 {'w', "ACS_TTEE"}, /* tee pointing down */ 214 {'q', "ACS_HLINE"}, /* horizontal line */ 215 {'x', "ACS_VLINE"}, /* vertical line */ 216 {'n', "ACS_PLUS"}, /* large plus or crossover */ 217 {'o', "ACS_S1"}, /* scan line 1 */ 218 {'s', "ACS_S9"}, /* scan line 9 */ 219 {'`', "ACS_DIAMOND"}, /* diamond */ 220 {'a', "ACS_CKBOARD"}, /* checker board (stipple) */ 221 {'f', "ACS_DEGREE"}, /* degree symbol */ 222 {'g', "ACS_PLMINUS"}, /* plus/minus */ 223 {'~', "ACS_BULLET"}, /* bullet */ 224 {',', "ACS_LARROW"}, /* arrow pointing left */ 225 {'+', "ACS_RARROW"}, /* arrow pointing right */ 226 {'.', "ACS_DARROW"}, /* arrow pointing down */ 227 {'-', "ACS_UARROW"}, /* arrow pointing up */ 228 {'h', "ACS_BOARD"}, /* board of squares */ 229 {'i', "ACS_LANTERN"}, /* lantern symbol */ 230 {'0', "ACS_BLOCK"}, /* solid square block */ 231 {'p', "ACS_S3"}, /* scan line 3 */ 232 {'r', "ACS_S7"}, /* scan line 7 */ 233 {'y', "ACS_LEQUAL"}, /* less/equal */ 234 {'z', "ACS_GEQUAL"}, /* greater/equal */ 235 {'{', "ACS_PI"}, /* Pi */ 236 {'|', "ACS_NEQUAL"}, /* not equal */ 237 {'}', "ACS_STERLING"}, /* UK pound sign */ 238 {'\0', (char *) 0} 239 }; 240 241 const char *result = 0; 242 243 #if NCURSES_SP_FUNCS 244 (void) sp; 245 #endif 246 if ((attr & A_ALTCHARSET) && (acs_chars != 0)) { 247 char *cp; 248 char *found = 0; 249 const ALT_NAMES *strp; 250 251 for (cp = acs_chars; cp[0] && cp[1]; cp += 2) { 252 if (ChCharOf(UChar(cp[1])) == ChCharOf(ch)) { 253 found = cp; 254 /* don't exit from loop - there may be redefinitions */ 255 } 256 } 257 258 if (found != 0) { 259 ch = ChCharOf(UChar(*found)); 260 for (strp = names; strp->val; strp++) 261 if (strp->val == ch) { 262 result = strp->name; 263 break; 264 } 265 } 266 } 267 return result; 268 } 269 270 NCURSES_EXPORT(char *) 271 _tracechtype2(int bufnum, chtype ch) 272 { 273 const char *found; 274 char *result = _nc_trace_buf(bufnum, BUFSIZ); 275 276 if (result != 0) { 277 strcpy(result, l_brace); 278 if ((found = _nc_altcharset_name(ChAttrOf(ch), ch)) != 0) { 279 (void) _nc_trace_bufcat(bufnum, found); 280 } else 281 (void) _nc_trace_bufcat(bufnum, 282 _nc_tracechar(CURRENT_SCREEN, 283 (int) ChCharOf(ch))); 284 285 if (ChAttrOf(ch) != A_NORMAL) { 286 (void) _nc_trace_bufcat(bufnum, " | "); 287 (void) _nc_trace_bufcat(bufnum, 288 _traceattr2(bufnum + 20, ChAttrOf(ch))); 289 } 290 291 result = _nc_trace_bufcat(bufnum, r_brace); 292 } 293 return result; 294 } 295 296 NCURSES_EXPORT(char *) 297 _tracechtype(chtype ch) 298 { 299 return _tracechtype2(0, ch); 300 } 301 302 /* Trace 'chtype' return-values */ 303 NCURSES_EXPORT(chtype) 304 _nc_retrace_chtype(chtype code) 305 { 306 T((T_RETURN("%s"), _tracechtype(code))); 307 return code; 308 } 309 310 #if USE_WIDEC_SUPPORT 311 NCURSES_EXPORT(char *) 312 _tracecchar_t2(int bufnum, const cchar_t *ch) 313 { 314 char *result = _nc_trace_buf(bufnum, BUFSIZ); 315 attr_t attr; 316 const char *found; 317 318 if (result != 0) { 319 strcpy(result, l_brace); 320 if (ch != 0) { 321 attr = AttrOfD(ch); 322 if ((found = _nc_altcharset_name(attr, (chtype) CharOfD(ch))) != 0) { 323 (void) _nc_trace_bufcat(bufnum, found); 324 attr &= ~A_ALTCHARSET; 325 } else if (isWidecExt(CHDEREF(ch))) { 326 (void) _nc_trace_bufcat(bufnum, "{NAC}"); 327 attr &= ~A_CHARTEXT; 328 } else { 329 PUTC_DATA; 330 int n; 331 332 PUTC_INIT; 333 (void) _nc_trace_bufcat(bufnum, "{ "); 334 for (PUTC_i = 0; PUTC_i < CCHARW_MAX; ++PUTC_i) { 335 PUTC_ch = ch->chars[PUTC_i]; 336 if (PUTC_ch == L'\0') { 337 if (PUTC_i == 0) 338 (void) _nc_trace_bufcat(bufnum, "\\000"); 339 break; 340 } 341 PUTC_n = (int) wcrtomb(PUTC_buf, ch->chars[PUTC_i], &PUT_st); 342 if (PUTC_n <= 0) { 343 if (PUTC_ch != L'\0') { 344 /* it could not be a multibyte sequence */ 345 (void) _nc_trace_bufcat(bufnum, 346 _nc_tracechar(CURRENT_SCREEN, 347 UChar(ch->chars[PUTC_i]))); 348 } 349 break; 350 } 351 for (n = 0; n < PUTC_n; n++) { 352 if (n) 353 (void) _nc_trace_bufcat(bufnum, ", "); 354 (void) _nc_trace_bufcat(bufnum, 355 _nc_tracechar(CURRENT_SCREEN, 356 UChar(PUTC_buf[n]))); 357 } 358 } 359 (void) _nc_trace_bufcat(bufnum, " }"); 360 } 361 if (attr != A_NORMAL) { 362 (void) _nc_trace_bufcat(bufnum, " | "); 363 (void) _nc_trace_bufcat(bufnum, _traceattr2(bufnum + 20, attr)); 364 } 365 } 366 367 result = _nc_trace_bufcat(bufnum, r_brace); 368 } 369 return result; 370 } 371 372 NCURSES_EXPORT(char *) 373 _tracecchar_t(const cchar_t *ch) 374 { 375 return _tracecchar_t2(0, ch); 376 } 377 #endif 378 379 #else 380 EMPTY_MODULE(_nc_lib_traceatr) 381 #endif /* TRACE */ 382