1 /**************************************************************************** 2 * Copyright (c) 1998-2013,2014 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 1.81 2014/02/01 22:09:27 tom Exp $") 47 48 #define COLOR_OF(c) ((c < 0) ? "default" : (c > 7 ? color_of(c) : colors[c].name)) 49 50 #define TRACE_BUF_SIZE(num) (_nc_globals.tracebuf_ptr[num].size) 51 #define COLOR_BUF_SIZE(num) (sizeof(my_buffer[num])) 52 53 #ifdef TRACE 54 55 static const char l_brace[] = StringOf(L_BRACE); 56 static const char r_brace[] = StringOf(R_BRACE); 57 58 #ifndef USE_TERMLIB 59 60 #define my_buffer _nc_globals.traceatr_color_buf 61 #define my_select _nc_globals.traceatr_color_sel 62 #define my_cached _nc_globals.traceatr_color_last 63 64 static char * 65 color_of(int c) 66 { 67 if (c != my_cached) { 68 my_cached = c; 69 my_select = !my_select; 70 if (c == COLOR_DEFAULT) 71 _nc_STRCPY(my_buffer[my_select], "default", 72 COLOR_BUF_SIZE(my_select)); 73 else 74 _nc_SPRINTF(my_buffer[my_select], 75 _nc_SLIMIT(COLOR_BUF_SIZE(my_select)) 76 "color%d", c); 77 } 78 return my_buffer[my_select]; 79 } 80 81 #undef my_buffer 82 #undef my_select 83 #endif /* !USE_TERMLIB */ 84 85 NCURSES_EXPORT(char *) 86 _traceattr2(int bufnum, chtype newmode) 87 { 88 static const struct { 89 unsigned int val; 90 const char *name; 91 } names[] = 92 { 93 /* *INDENT-OFF* */ 94 { A_STANDOUT, "A_STANDOUT" }, 95 { A_UNDERLINE, "A_UNDERLINE" }, 96 { A_REVERSE, "A_REVERSE" }, 97 { A_BLINK, "A_BLINK" }, 98 { A_DIM, "A_DIM" }, 99 { A_BOLD, "A_BOLD" }, 100 { A_ALTCHARSET, "A_ALTCHARSET" }, 101 { A_INVIS, "A_INVIS" }, 102 { A_PROTECT, "A_PROTECT" }, 103 { A_CHARTEXT, "A_CHARTEXT" }, 104 { A_NORMAL, "A_NORMAL" }, 105 { A_COLOR, "A_COLOR" }, 106 #if USE_ITALIC 107 { A_ITALIC, "A_ITALIC" }, 108 #endif 109 /* *INDENT-ON* */ 110 111 } 112 #ifndef USE_TERMLIB 113 , 114 colors[] = 115 { 116 /* *INDENT-OFF* */ 117 { COLOR_BLACK, "COLOR_BLACK" }, 118 { COLOR_RED, "COLOR_RED" }, 119 { COLOR_GREEN, "COLOR_GREEN" }, 120 { COLOR_YELLOW, "COLOR_YELLOW" }, 121 { COLOR_BLUE, "COLOR_BLUE" }, 122 { COLOR_MAGENTA, "COLOR_MAGENTA" }, 123 { COLOR_CYAN, "COLOR_CYAN" }, 124 { COLOR_WHITE, "COLOR_WHITE" }, 125 /* *INDENT-ON* */ 126 127 } 128 #endif /* !USE_TERMLIB */ 129 ; 130 size_t n; 131 char temp[80]; 132 char *result = _nc_trace_buf(bufnum, (size_t) BUFSIZ); 133 134 if (result != 0) { 135 unsigned save_nc_tracing = _nc_tracing; 136 137 _nc_tracing = 0; 138 139 _nc_STRCPY(result, l_brace, TRACE_BUF_SIZE(bufnum)); 140 141 for (n = 0; n < SIZEOF(names); n++) { 142 if ((newmode & names[n].val) != 0) { 143 if (result[1] != '\0') 144 (void) _nc_trace_bufcat(bufnum, "|"); 145 result = _nc_trace_bufcat(bufnum, names[n].name); 146 147 if (names[n].val == A_COLOR) { 148 short pairnum = (short) PairNumber(newmode); 149 #ifdef USE_TERMLIB 150 /* pair_content lives in libncurses */ 151 _nc_SPRINTF(temp, _nc_SLIMIT(sizeof(temp)) 152 "{%d}", pairnum); 153 #else 154 NCURSES_COLOR_T fg, bg; 155 156 if (pair_content(pairnum, &fg, &bg) == OK) { 157 _nc_SPRINTF(temp, _nc_SLIMIT(sizeof(temp)) 158 "{%d = {%s, %s}}", 159 pairnum, 160 COLOR_OF(fg), 161 COLOR_OF(bg)); 162 } else { 163 _nc_SPRINTF(temp, _nc_SLIMIT(sizeof(temp)) 164 "{%d}", pairnum); 165 } 166 #endif 167 result = _nc_trace_bufcat(bufnum, temp); 168 } 169 } 170 } 171 if (ChAttrOf(newmode) == A_NORMAL) { 172 if (result != 0 && result[1] != '\0') 173 (void) _nc_trace_bufcat(bufnum, "|"); 174 (void) _nc_trace_bufcat(bufnum, "A_NORMAL"); 175 } 176 177 _nc_tracing = save_nc_tracing; 178 result = _nc_trace_bufcat(bufnum, r_brace); 179 } 180 return result; 181 } 182 183 NCURSES_EXPORT(char *) 184 _traceattr(attr_t newmode) 185 { 186 return _traceattr2(0, newmode); 187 } 188 189 /* Trace 'int' return-values */ 190 NCURSES_EXPORT(int) 191 _nc_retrace_int_attr_t(attr_t code) 192 { 193 T((T_RETURN("%s"), _traceattr(code))); 194 return (int) code; 195 } 196 197 /* Trace 'attr_t' return-values */ 198 NCURSES_EXPORT(attr_t) 199 _nc_retrace_attr_t(attr_t code) 200 { 201 T((T_RETURN("%s"), _traceattr(code))); 202 return code; 203 } 204 205 const char * 206 _nc_altcharset_name(attr_t attr, chtype ch) 207 { 208 typedef struct { 209 unsigned int val; 210 const char *name; 211 } ALT_NAMES; 212 #if NCURSES_SP_FUNCS 213 SCREEN *sp = CURRENT_SCREEN; 214 #endif 215 static const ALT_NAMES names[] = 216 { 217 {'l', "ACS_ULCORNER"}, /* upper left corner */ 218 {'m', "ACS_LLCORNER"}, /* lower left corner */ 219 {'k', "ACS_URCORNER"}, /* upper right corner */ 220 {'j', "ACS_LRCORNER"}, /* lower right corner */ 221 {'t', "ACS_LTEE"}, /* tee pointing right */ 222 {'u', "ACS_RTEE"}, /* tee pointing left */ 223 {'v', "ACS_BTEE"}, /* tee pointing up */ 224 {'w', "ACS_TTEE"}, /* tee pointing down */ 225 {'q', "ACS_HLINE"}, /* horizontal line */ 226 {'x', "ACS_VLINE"}, /* vertical line */ 227 {'n', "ACS_PLUS"}, /* large plus or crossover */ 228 {'o', "ACS_S1"}, /* scan line 1 */ 229 {'s', "ACS_S9"}, /* scan line 9 */ 230 {'`', "ACS_DIAMOND"}, /* diamond */ 231 {'a', "ACS_CKBOARD"}, /* checker board (stipple) */ 232 {'f', "ACS_DEGREE"}, /* degree symbol */ 233 {'g', "ACS_PLMINUS"}, /* plus/minus */ 234 {'~', "ACS_BULLET"}, /* bullet */ 235 {',', "ACS_LARROW"}, /* arrow pointing left */ 236 {'+', "ACS_RARROW"}, /* arrow pointing right */ 237 {'.', "ACS_DARROW"}, /* arrow pointing down */ 238 {'-', "ACS_UARROW"}, /* arrow pointing up */ 239 {'h', "ACS_BOARD"}, /* board of squares */ 240 {'i', "ACS_LANTERN"}, /* lantern symbol */ 241 {'0', "ACS_BLOCK"}, /* solid square block */ 242 {'p', "ACS_S3"}, /* scan line 3 */ 243 {'r', "ACS_S7"}, /* scan line 7 */ 244 {'y', "ACS_LEQUAL"}, /* less/equal */ 245 {'z', "ACS_GEQUAL"}, /* greater/equal */ 246 {'{', "ACS_PI"}, /* Pi */ 247 {'|', "ACS_NEQUAL"}, /* not equal */ 248 {'}', "ACS_STERLING"}, /* UK pound sign */ 249 {'\0', (char *) 0} 250 }; 251 252 const char *result = 0; 253 254 #if NCURSES_SP_FUNCS 255 (void) sp; 256 #endif 257 if (SP_PARM != 0 && (attr & A_ALTCHARSET) && (acs_chars != 0)) { 258 char *cp; 259 char *found = 0; 260 const ALT_NAMES *strp; 261 262 for (cp = acs_chars; cp[0] && cp[1]; cp += 2) { 263 if (ChCharOf(UChar(cp[1])) == ChCharOf(ch)) { 264 found = cp; 265 /* don't exit from loop - there may be redefinitions */ 266 } 267 } 268 269 if (found != 0) { 270 ch = ChCharOf(UChar(*found)); 271 for (strp = names; strp->val; strp++) 272 if (strp->val == ch) { 273 result = strp->name; 274 break; 275 } 276 } 277 } 278 return result; 279 } 280 281 NCURSES_EXPORT(char *) 282 _tracechtype2(int bufnum, chtype ch) 283 { 284 const char *found; 285 char *result = _nc_trace_buf(bufnum, (size_t) BUFSIZ); 286 287 if (result != 0) { 288 _nc_STRCPY(result, l_brace, TRACE_BUF_SIZE(bufnum)); 289 if ((found = _nc_altcharset_name(ChAttrOf(ch), ch)) != 0) { 290 (void) _nc_trace_bufcat(bufnum, found); 291 } else 292 (void) _nc_trace_bufcat(bufnum, 293 _nc_tracechar(CURRENT_SCREEN, 294 (int) ChCharOf(ch))); 295 296 if (ChAttrOf(ch) != A_NORMAL) { 297 (void) _nc_trace_bufcat(bufnum, " | "); 298 (void) _nc_trace_bufcat(bufnum, 299 _traceattr2(bufnum + 20, ChAttrOf(ch))); 300 } 301 302 result = _nc_trace_bufcat(bufnum, r_brace); 303 } 304 return result; 305 } 306 307 NCURSES_EXPORT(char *) 308 _tracechtype(chtype ch) 309 { 310 return _tracechtype2(0, ch); 311 } 312 313 /* Trace 'chtype' return-values */ 314 NCURSES_EXPORT(chtype) 315 _nc_retrace_chtype(chtype code) 316 { 317 T((T_RETURN("%s"), _tracechtype(code))); 318 return code; 319 } 320 321 #if USE_WIDEC_SUPPORT 322 NCURSES_EXPORT(char *) 323 _tracecchar_t2(int bufnum, const cchar_t *ch) 324 { 325 char *result = _nc_trace_buf(bufnum, (size_t) BUFSIZ); 326 attr_t attr; 327 const char *found; 328 329 if (result != 0) { 330 _nc_STRCPY(result, l_brace, TRACE_BUF_SIZE(bufnum)); 331 if (ch != 0) { 332 attr = AttrOfD(ch); 333 if ((found = _nc_altcharset_name(attr, (chtype) CharOfD(ch))) != 0) { 334 (void) _nc_trace_bufcat(bufnum, found); 335 attr &= ~A_ALTCHARSET; 336 } else if (isWidecExt(CHDEREF(ch))) { 337 (void) _nc_trace_bufcat(bufnum, "{NAC}"); 338 attr &= ~A_CHARTEXT; 339 } else { 340 PUTC_DATA; 341 int n; 342 343 PUTC_INIT; 344 (void) _nc_trace_bufcat(bufnum, "{ "); 345 for (PUTC_i = 0; PUTC_i < CCHARW_MAX; ++PUTC_i) { 346 PUTC_ch = ch->chars[PUTC_i]; 347 if (PUTC_ch == L'\0') { 348 if (PUTC_i == 0) 349 (void) _nc_trace_bufcat(bufnum, "\\000"); 350 break; 351 } 352 PUTC_n = (int) wcrtomb(PUTC_buf, ch->chars[PUTC_i], &PUT_st); 353 if (PUTC_n <= 0) { 354 if (PUTC_ch != L'\0') { 355 /* it could not be a multibyte sequence */ 356 (void) _nc_trace_bufcat(bufnum, 357 _nc_tracechar(CURRENT_SCREEN, 358 UChar(ch->chars[PUTC_i]))); 359 } 360 break; 361 } 362 for (n = 0; n < PUTC_n; n++) { 363 if (n) 364 (void) _nc_trace_bufcat(bufnum, ", "); 365 (void) _nc_trace_bufcat(bufnum, 366 _nc_tracechar(CURRENT_SCREEN, 367 UChar(PUTC_buf[n]))); 368 } 369 } 370 (void) _nc_trace_bufcat(bufnum, " }"); 371 } 372 if (attr != A_NORMAL) { 373 (void) _nc_trace_bufcat(bufnum, " | "); 374 (void) _nc_trace_bufcat(bufnum, _traceattr2(bufnum + 20, attr)); 375 } 376 } 377 378 result = _nc_trace_bufcat(bufnum, r_brace); 379 } 380 return result; 381 } 382 383 NCURSES_EXPORT(char *) 384 _tracecchar_t(const cchar_t *ch) 385 { 386 return _tracecchar_t2(0, ch); 387 } 388 #endif 389 390 #else 391 EMPTY_MODULE(_nc_lib_traceatr) 392 #endif /* TRACE */ 393