Mercurial > hg > CbC > CbC_gcc
annotate gcc/pretty-print.c @ 111:04ced10e8804
gcc 7
| author | kono |
|---|---|
| date | Fri, 27 Oct 2017 22:46:09 +0900 |
| parents | f6334be47118 |
| children | 84e7813d76e9 |
| rev | line source |
|---|---|
| 0 | 1 /* Various declarations for language-independent pretty-print subroutines. |
| 111 | 2 Copyright (C) 2003-2017 Free Software Foundation, Inc. |
| 0 | 3 Contributed by Gabriel Dos Reis <gdr@integrable-solutions.net> |
| 4 | |
| 5 This file is part of GCC. | |
| 6 | |
| 7 GCC is free software; you can redistribute it and/or modify it under | |
| 8 the terms of the GNU General Public License as published by the Free | |
| 9 Software Foundation; either version 3, or (at your option) any later | |
| 10 version. | |
| 11 | |
| 12 GCC is distributed in the hope that it will be useful, but WITHOUT ANY | |
| 13 WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 15 for more details. | |
| 16 | |
| 17 You should have received a copy of the GNU General Public License | |
| 18 along with GCC; see the file COPYING3. If not see | |
| 19 <http://www.gnu.org/licenses/>. */ | |
| 20 | |
| 21 #include "config.h" | |
| 22 #include "system.h" | |
| 23 #include "coretypes.h" | |
| 24 #include "intl.h" | |
| 25 #include "pretty-print.h" | |
| 111 | 26 #include "diagnostic-color.h" |
| 27 #include "selftest.h" | |
|
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28 |
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29 #if HAVE_ICONV |
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30 #include <iconv.h> |
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31 #endif |
| 0 | 32 |
| 111 | 33 #ifdef __MINGW32__ |
| 34 | |
| 35 /* Replacement for fputs() that handles ANSI escape codes on Windows NT. | |
| 36 Contributed by: Liu Hao (lh_mouse at 126 dot com) | |
| 37 | |
| 38 XXX: This file is compiled into libcommon.a that will be self-contained. | |
| 39 It looks like that these functions can be put nowhere else. */ | |
| 40 | |
| 41 #include <io.h> | |
| 42 #define WIN32_LEAN_AND_MEAN 1 | |
| 43 #include <windows.h> | |
| 44 | |
| 45 /* Write all bytes in [s,s+n) into the specified stream. | |
| 46 Errors are ignored. */ | |
| 47 static void | |
| 48 write_all (HANDLE h, const char *s, size_t n) | |
| 49 { | |
| 50 size_t rem = n; | |
| 51 DWORD step; | |
| 52 | |
| 53 while (rem != 0) | |
| 54 { | |
| 55 if (rem <= UINT_MAX) | |
| 56 step = rem; | |
| 57 else | |
| 58 step = UINT_MAX; | |
| 59 if (!WriteFile (h, s + n - rem, step, &step, NULL)) | |
| 60 break; | |
| 61 rem -= step; | |
| 62 } | |
| 63 } | |
| 64 | |
| 65 /* Find the beginning of an escape sequence. | |
| 66 There are two cases: | |
| 67 1. If the sequence begins with an ESC character (0x1B) and a second | |
| 68 character X in [0x40,0x5F], returns X and stores a pointer to | |
| 69 the third character into *head. | |
| 70 2. If the sequence begins with a character X in [0x80,0x9F], returns | |
| 71 (X-0x40) and stores a pointer to the second character into *head. | |
| 72 Stores the number of ESC character(s) in *prefix_len. | |
| 73 Returns 0 if no such sequence can be found. */ | |
| 74 static int | |
| 75 find_esc_head (int *prefix_len, const char **head, const char *str) | |
| 76 { | |
| 77 int c; | |
| 78 const char *r = str; | |
| 79 int escaped = 0; | |
| 80 | |
| 81 for (;;) | |
| 82 { | |
| 83 c = (unsigned char) *r; | |
| 84 if (c == 0) | |
| 85 { | |
| 86 /* Not found. */ | |
| 87 return 0; | |
| 88 } | |
| 89 if (escaped && 0x40 <= c && c <= 0x5F) | |
| 90 { | |
| 91 /* Found (case 1). */ | |
| 92 *prefix_len = 2; | |
| 93 *head = r + 1; | |
| 94 return c; | |
| 95 } | |
| 96 if (0x80 <= c && c <= 0x9F) | |
| 97 { | |
| 98 /* Found (case 2). */ | |
| 99 *prefix_len = 1; | |
| 100 *head = r + 1; | |
| 101 return c - 0x40; | |
| 102 } | |
| 103 ++r; | |
| 104 escaped = c == 0x1B; | |
| 105 } | |
| 106 } | |
| 107 | |
| 108 /* Find the terminator of an escape sequence. | |
| 109 str should be the value stored in *head by a previous successful | |
| 110 call to find_esc_head(). | |
| 111 Returns 0 if no such sequence can be found. */ | |
| 112 static int | |
| 113 find_esc_terminator (const char **term, const char *str) | |
| 114 { | |
| 115 int c; | |
| 116 const char *r = str; | |
| 117 | |
| 118 for (;;) | |
| 119 { | |
| 120 c = (unsigned char) *r; | |
| 121 if (c == 0) | |
| 122 { | |
| 123 /* Not found. */ | |
| 124 return 0; | |
| 125 } | |
| 126 if (0x40 <= c && c <= 0x7E) | |
| 127 { | |
| 128 /* Found. */ | |
| 129 *term = r; | |
| 130 return c; | |
| 131 } | |
| 132 ++r; | |
| 133 } | |
| 134 } | |
| 135 | |
| 136 /* Handle a sequence of codes. Sequences that are invalid, reserved, | |
| 137 unrecognized or unimplemented are ignored silently. | |
| 138 There isn't much we can do because of lameness of Windows consoles. */ | |
| 139 static void | |
| 140 eat_esc_sequence (HANDLE h, int esc_code, | |
| 141 const char *esc_head, const char *esc_term) | |
| 142 { | |
| 143 /* Numbers in an escape sequence cannot be negative, because | |
| 144 a minus sign in the middle of it would have terminated it. */ | |
| 145 long n1, n2; | |
| 146 char *eptr, *delim; | |
| 147 CONSOLE_SCREEN_BUFFER_INFO sb; | |
| 148 COORD cr; | |
| 149 /* ED and EL parameters. */ | |
| 150 DWORD cnt, step; | |
| 151 long rows; | |
| 152 /* SGR parameters. */ | |
| 153 WORD attrib_add, attrib_rm; | |
| 154 const char *param; | |
| 155 | |
| 156 switch (MAKEWORD (esc_code, *esc_term)) | |
| 157 { | |
| 158 /* ESC [ n1 'A' | |
| 159 Move the cursor up by n1 characters. */ | |
| 160 case MAKEWORD ('[', 'A'): | |
| 161 if (esc_head == esc_term) | |
| 162 n1 = 1; | |
| 163 else | |
| 164 { | |
| 165 n1 = strtol (esc_head, &eptr, 10); | |
| 166 if (eptr != esc_term) | |
| 167 break; | |
| 168 } | |
| 169 | |
| 170 if (GetConsoleScreenBufferInfo (h, &sb)) | |
| 171 { | |
| 172 cr = sb.dwCursorPosition; | |
| 173 /* Stop at the topmost boundary. */ | |
| 174 if (cr.Y > n1) | |
| 175 cr.Y -= n1; | |
| 176 else | |
| 177 cr.Y = 0; | |
| 178 SetConsoleCursorPosition (h, cr); | |
| 179 } | |
| 180 break; | |
| 181 | |
| 182 /* ESC [ n1 'B' | |
| 183 Move the cursor down by n1 characters. */ | |
| 184 case MAKEWORD ('[', 'B'): | |
| 185 if (esc_head == esc_term) | |
| 186 n1 = 1; | |
| 187 else | |
| 188 { | |
| 189 n1 = strtol (esc_head, &eptr, 10); | |
| 190 if (eptr != esc_term) | |
| 191 break; | |
| 192 } | |
| 193 | |
| 194 if (GetConsoleScreenBufferInfo (h, &sb)) | |
| 195 { | |
| 196 cr = sb.dwCursorPosition; | |
| 197 /* Stop at the bottommost boundary. */ | |
| 198 if (sb.dwSize.Y - cr.Y > n1) | |
| 199 cr.Y += n1; | |
| 200 else | |
| 201 cr.Y = sb.dwSize.Y; | |
| 202 SetConsoleCursorPosition (h, cr); | |
| 203 } | |
| 204 break; | |
| 205 | |
| 206 /* ESC [ n1 'C' | |
| 207 Move the cursor right by n1 characters. */ | |
| 208 case MAKEWORD ('[', 'C'): | |
| 209 if (esc_head == esc_term) | |
| 210 n1 = 1; | |
| 211 else | |
| 212 { | |
| 213 n1 = strtol (esc_head, &eptr, 10); | |
| 214 if (eptr != esc_term) | |
| 215 break; | |
| 216 } | |
| 217 | |
| 218 if (GetConsoleScreenBufferInfo (h, &sb)) | |
| 219 { | |
| 220 cr = sb.dwCursorPosition; | |
| 221 /* Stop at the rightmost boundary. */ | |
| 222 if (sb.dwSize.X - cr.X > n1) | |
| 223 cr.X += n1; | |
| 224 else | |
| 225 cr.X = sb.dwSize.X; | |
| 226 SetConsoleCursorPosition (h, cr); | |
| 227 } | |
| 228 break; | |
| 229 | |
| 230 /* ESC [ n1 'D' | |
| 231 Move the cursor left by n1 characters. */ | |
| 232 case MAKEWORD ('[', 'D'): | |
| 233 if (esc_head == esc_term) | |
| 234 n1 = 1; | |
| 235 else | |
| 236 { | |
| 237 n1 = strtol (esc_head, &eptr, 10); | |
| 238 if (eptr != esc_term) | |
| 239 break; | |
| 240 } | |
| 241 | |
| 242 if (GetConsoleScreenBufferInfo (h, &sb)) | |
| 243 { | |
| 244 cr = sb.dwCursorPosition; | |
| 245 /* Stop at the leftmost boundary. */ | |
| 246 if (cr.X > n1) | |
| 247 cr.X -= n1; | |
| 248 else | |
| 249 cr.X = 0; | |
| 250 SetConsoleCursorPosition (h, cr); | |
| 251 } | |
| 252 break; | |
| 253 | |
| 254 /* ESC [ n1 'E' | |
| 255 Move the cursor to the beginning of the n1-th line downwards. */ | |
| 256 case MAKEWORD ('[', 'E'): | |
| 257 if (esc_head == esc_term) | |
| 258 n1 = 1; | |
| 259 else | |
| 260 { | |
| 261 n1 = strtol (esc_head, &eptr, 10); | |
| 262 if (eptr != esc_term) | |
| 263 break; | |
| 264 } | |
| 265 | |
| 266 if (GetConsoleScreenBufferInfo (h, &sb)) | |
| 267 { | |
| 268 cr = sb.dwCursorPosition; | |
| 269 cr.X = 0; | |
| 270 /* Stop at the bottommost boundary. */ | |
| 271 if (sb.dwSize.Y - cr.Y > n1) | |
| 272 cr.Y += n1; | |
| 273 else | |
| 274 cr.Y = sb.dwSize.Y; | |
| 275 SetConsoleCursorPosition (h, cr); | |
| 276 } | |
| 277 break; | |
| 278 | |
| 279 /* ESC [ n1 'F' | |
| 280 Move the cursor to the beginning of the n1-th line upwards. */ | |
| 281 case MAKEWORD ('[', 'F'): | |
| 282 if (esc_head == esc_term) | |
| 283 n1 = 1; | |
| 284 else | |
| 285 { | |
| 286 n1 = strtol (esc_head, &eptr, 10); | |
| 287 if (eptr != esc_term) | |
| 288 break; | |
| 289 } | |
| 290 | |
| 291 if (GetConsoleScreenBufferInfo (h, &sb)) | |
| 292 { | |
| 293 cr = sb.dwCursorPosition; | |
| 294 cr.X = 0; | |
| 295 /* Stop at the topmost boundary. */ | |
| 296 if (cr.Y > n1) | |
| 297 cr.Y -= n1; | |
| 298 else | |
| 299 cr.Y = 0; | |
| 300 SetConsoleCursorPosition (h, cr); | |
| 301 } | |
| 302 break; | |
| 303 | |
| 304 /* ESC [ n1 'G' | |
| 305 Move the cursor to the (1-based) n1-th column. */ | |
| 306 case MAKEWORD ('[', 'G'): | |
| 307 if (esc_head == esc_term) | |
| 308 n1 = 1; | |
| 309 else | |
| 310 { | |
| 311 n1 = strtol (esc_head, &eptr, 10); | |
| 312 if (eptr != esc_term) | |
| 313 break; | |
| 314 } | |
| 315 | |
| 316 if (GetConsoleScreenBufferInfo (h, &sb)) | |
| 317 { | |
| 318 cr = sb.dwCursorPosition; | |
| 319 n1 -= 1; | |
| 320 /* Stop at the leftmost or rightmost boundary. */ | |
| 321 if (n1 < 0) | |
| 322 cr.X = 0; | |
| 323 else if (n1 > sb.dwSize.X) | |
| 324 cr.X = sb.dwSize.X; | |
| 325 else | |
| 326 cr.X = n1; | |
| 327 SetConsoleCursorPosition (h, cr); | |
| 328 } | |
| 329 break; | |
| 330 | |
| 331 /* ESC [ n1 ';' n2 'H' | |
| 332 ESC [ n1 ';' n2 'f' | |
| 333 Move the cursor to the (1-based) n1-th row and | |
| 334 (also 1-based) n2-th column. */ | |
| 335 case MAKEWORD ('[', 'H'): | |
| 336 case MAKEWORD ('[', 'f'): | |
| 337 if (esc_head == esc_term) | |
| 338 { | |
| 339 /* Both parameters are omitted and set to 1 by default. */ | |
| 340 n1 = 1; | |
| 341 n2 = 1; | |
| 342 } | |
| 343 else if (!(delim = (char *) memchr (esc_head, ';', | |
| 344 esc_term - esc_head))) | |
| 345 { | |
| 346 /* Only the first parameter is given. The second one is | |
| 347 set to 1 by default. */ | |
| 348 n1 = strtol (esc_head, &eptr, 10); | |
| 349 if (eptr != esc_term) | |
| 350 break; | |
| 351 n2 = 1; | |
| 352 } | |
| 353 else | |
| 354 { | |
| 355 /* Both parameters are given. The first one shall be | |
| 356 terminated by the semicolon. */ | |
| 357 n1 = strtol (esc_head, &eptr, 10); | |
| 358 if (eptr != delim) | |
| 359 break; | |
| 360 n2 = strtol (delim + 1, &eptr, 10); | |
| 361 if (eptr != esc_term) | |
| 362 break; | |
| 363 } | |
| 364 | |
| 365 if (GetConsoleScreenBufferInfo (h, &sb)) | |
| 366 { | |
| 367 cr = sb.dwCursorPosition; | |
| 368 n1 -= 1; | |
| 369 n2 -= 1; | |
| 370 /* The cursor position shall be relative to the view coord of | |
| 371 the console window, which is usually smaller than the actual | |
| 372 buffer. FWIW, the 'appropriate' solution will be shrinking | |
| 373 the buffer to match the size of the console window, | |
| 374 destroying scrollback in the process. */ | |
| 375 n1 += sb.srWindow.Top; | |
| 376 n2 += sb.srWindow.Left; | |
| 377 /* Stop at the topmost or bottommost boundary. */ | |
| 378 if (n1 < 0) | |
| 379 cr.Y = 0; | |
| 380 else if (n1 > sb.dwSize.Y) | |
| 381 cr.Y = sb.dwSize.Y; | |
| 382 else | |
| 383 cr.Y = n1; | |
| 384 /* Stop at the leftmost or rightmost boundary. */ | |
| 385 if (n2 < 0) | |
| 386 cr.X = 0; | |
| 387 else if (n2 > sb.dwSize.X) | |
| 388 cr.X = sb.dwSize.X; | |
| 389 else | |
| 390 cr.X = n2; | |
| 391 SetConsoleCursorPosition (h, cr); | |
| 392 } | |
| 393 break; | |
| 394 | |
| 395 /* ESC [ n1 'J' | |
| 396 Erase display. */ | |
| 397 case MAKEWORD ('[', 'J'): | |
| 398 if (esc_head == esc_term) | |
| 399 /* This is one of the very few codes whose parameters have | |
| 400 a default value of zero. */ | |
| 401 n1 = 0; | |
| 402 else | |
| 403 { | |
| 404 n1 = strtol (esc_head, &eptr, 10); | |
| 405 if (eptr != esc_term) | |
| 406 break; | |
| 407 } | |
| 408 | |
| 409 if (GetConsoleScreenBufferInfo (h, &sb)) | |
| 410 { | |
| 411 /* The cursor is not necessarily in the console window, which | |
| 412 makes the behavior of this code harder to define. */ | |
| 413 switch (n1) | |
| 414 { | |
| 415 case 0: | |
| 416 /* If the cursor is in or above the window, erase from | |
| 417 it to the bottom of the window; otherwise, do nothing. */ | |
| 418 cr = sb.dwCursorPosition; | |
| 419 cnt = sb.dwSize.X - sb.dwCursorPosition.X; | |
| 420 rows = sb.srWindow.Bottom - sb.dwCursorPosition.Y; | |
| 421 break; | |
| 422 case 1: | |
| 423 /* If the cursor is in or under the window, erase from | |
| 424 it to the top of the window; otherwise, do nothing. */ | |
| 425 cr.X = 0; | |
| 426 cr.Y = sb.srWindow.Top; | |
| 427 cnt = sb.dwCursorPosition.X + 1; | |
| 428 rows = sb.dwCursorPosition.Y - sb.srWindow.Top; | |
| 429 break; | |
| 430 case 2: | |
| 431 /* Erase the entire window. */ | |
| 432 cr.X = sb.srWindow.Left; | |
| 433 cr.Y = sb.srWindow.Top; | |
| 434 cnt = 0; | |
| 435 rows = sb.srWindow.Bottom - sb.srWindow.Top + 1; | |
| 436 break; | |
| 437 default: | |
| 438 /* Erase the entire buffer. */ | |
| 439 cr.X = 0; | |
| 440 cr.Y = 0; | |
| 441 cnt = 0; | |
| 442 rows = sb.dwSize.Y; | |
| 443 break; | |
| 444 } | |
| 445 if (rows < 0) | |
| 446 break; | |
| 447 cnt += rows * sb.dwSize.X; | |
| 448 FillConsoleOutputCharacterW (h, L' ', cnt, cr, &step); | |
| 449 FillConsoleOutputAttribute (h, sb.wAttributes, cnt, cr, &step); | |
| 450 } | |
| 451 break; | |
| 452 | |
| 453 /* ESC [ n1 'K' | |
| 454 Erase line. */ | |
| 455 case MAKEWORD ('[', 'K'): | |
| 456 if (esc_head == esc_term) | |
| 457 /* This is one of the very few codes whose parameters have | |
| 458 a default value of zero. */ | |
| 459 n1 = 0; | |
| 460 else | |
| 461 { | |
| 462 n1 = strtol (esc_head, &eptr, 10); | |
| 463 if (eptr != esc_term) | |
| 464 break; | |
| 465 } | |
| 466 | |
| 467 if (GetConsoleScreenBufferInfo (h, &sb)) | |
| 468 { | |
| 469 switch (n1) | |
| 470 { | |
| 471 case 0: | |
| 472 /* Erase from the cursor to the end. */ | |
| 473 cr = sb.dwCursorPosition; | |
| 474 cnt = sb.dwSize.X - sb.dwCursorPosition.X; | |
| 475 break; | |
| 476 case 1: | |
| 477 /* Erase from the cursor to the beginning. */ | |
| 478 cr = sb.dwCursorPosition; | |
| 479 cr.X = 0; | |
| 480 cnt = sb.dwCursorPosition.X + 1; | |
| 481 break; | |
| 482 default: | |
| 483 /* Erase the entire line. */ | |
| 484 cr = sb.dwCursorPosition; | |
| 485 cr.X = 0; | |
| 486 cnt = sb.dwSize.X; | |
| 487 break; | |
| 488 } | |
| 489 FillConsoleOutputCharacterW (h, L' ', cnt, cr, &step); | |
| 490 FillConsoleOutputAttribute (h, sb.wAttributes, cnt, cr, &step); | |
| 491 } | |
| 492 break; | |
| 493 | |
| 494 /* ESC [ n1 ';' n2 'm' | |
| 495 Set SGR parameters. Zero or more parameters will follow. */ | |
| 496 case MAKEWORD ('[', 'm'): | |
| 497 attrib_add = 0; | |
| 498 attrib_rm = 0; | |
| 499 if (esc_head == esc_term) | |
| 500 { | |
| 501 /* When no parameter is given, reset the console. */ | |
| 502 attrib_add |= (FOREGROUND_RED | FOREGROUND_GREEN | |
| 503 | FOREGROUND_BLUE); | |
| 504 attrib_rm = -1; /* Removes everything. */ | |
| 505 goto sgr_set_it; | |
| 506 } | |
| 507 param = esc_head; | |
| 508 do | |
| 509 { | |
| 510 /* Parse a parameter. */ | |
| 511 n1 = strtol (param, &eptr, 10); | |
| 512 if (*eptr != ';' && eptr != esc_term) | |
| 513 goto sgr_set_it; | |
| 514 | |
| 515 switch (n1) | |
| 516 { | |
| 517 case 0: | |
| 518 /* Reset. */ | |
| 519 attrib_add |= (FOREGROUND_RED | FOREGROUND_GREEN | |
| 520 | FOREGROUND_BLUE); | |
| 521 attrib_rm = -1; /* Removes everything. */ | |
| 522 break; | |
| 523 case 1: | |
| 524 /* Bold. */ | |
| 525 attrib_add |= FOREGROUND_INTENSITY; | |
| 526 break; | |
| 527 case 4: | |
| 528 /* Underline. */ | |
| 529 attrib_add |= COMMON_LVB_UNDERSCORE; | |
| 530 break; | |
| 531 case 5: | |
| 532 /* Blink. */ | |
| 533 /* XXX: It is not BLINKING at all! */ | |
| 534 attrib_add |= BACKGROUND_INTENSITY; | |
| 535 break; | |
| 536 case 7: | |
| 537 /* Reverse. */ | |
| 538 attrib_add |= COMMON_LVB_REVERSE_VIDEO; | |
| 539 break; | |
| 540 case 22: | |
| 541 /* No bold. */ | |
| 542 attrib_add &= ~FOREGROUND_INTENSITY; | |
| 543 attrib_rm |= FOREGROUND_INTENSITY; | |
| 544 break; | |
| 545 case 24: | |
| 546 /* No underline. */ | |
| 547 attrib_add &= ~COMMON_LVB_UNDERSCORE; | |
| 548 attrib_rm |= COMMON_LVB_UNDERSCORE; | |
| 549 break; | |
| 550 case 25: | |
| 551 /* No blink. */ | |
| 552 /* XXX: It is not BLINKING at all! */ | |
| 553 attrib_add &= ~BACKGROUND_INTENSITY; | |
| 554 attrib_rm |= BACKGROUND_INTENSITY; | |
| 555 break; | |
| 556 case 27: | |
| 557 /* No reverse. */ | |
| 558 attrib_add &= ~COMMON_LVB_REVERSE_VIDEO; | |
| 559 attrib_rm |= COMMON_LVB_REVERSE_VIDEO; | |
| 560 break; | |
| 561 case 30: | |
| 562 case 31: | |
| 563 case 32: | |
| 564 case 33: | |
| 565 case 34: | |
| 566 case 35: | |
| 567 case 36: | |
| 568 case 37: | |
| 569 /* Foreground color. */ | |
| 570 attrib_add &= ~(FOREGROUND_RED | FOREGROUND_GREEN | |
| 571 | FOREGROUND_BLUE); | |
| 572 n1 -= 30; | |
| 573 if (n1 & 1) | |
| 574 attrib_add |= FOREGROUND_RED; | |
| 575 if (n1 & 2) | |
| 576 attrib_add |= FOREGROUND_GREEN; | |
| 577 if (n1 & 4) | |
| 578 attrib_add |= FOREGROUND_BLUE; | |
| 579 attrib_rm |= (FOREGROUND_RED | FOREGROUND_GREEN | |
| 580 | FOREGROUND_BLUE); | |
| 581 break; | |
| 582 case 38: | |
| 583 /* Reserved for extended foreground color. | |
| 584 Don't know how to handle parameters remaining. | |
| 585 Bail out. */ | |
| 586 goto sgr_set_it; | |
| 587 case 39: | |
| 588 /* Reset foreground color. */ | |
| 589 /* Set to grey. */ | |
| 590 attrib_add |= (FOREGROUND_RED | FOREGROUND_GREEN | |
| 591 | FOREGROUND_BLUE); | |
| 592 attrib_rm |= (FOREGROUND_RED | FOREGROUND_GREEN | |
| 593 | FOREGROUND_BLUE); | |
| 594 break; | |
| 595 case 40: | |
| 596 case 41: | |
| 597 case 42: | |
| 598 case 43: | |
| 599 case 44: | |
| 600 case 45: | |
| 601 case 46: | |
| 602 case 47: | |
| 603 /* Background color. */ | |
| 604 attrib_add &= ~(BACKGROUND_RED | BACKGROUND_GREEN | |
| 605 | BACKGROUND_BLUE); | |
| 606 n1 -= 40; | |
| 607 if (n1 & 1) | |
| 608 attrib_add |= BACKGROUND_RED; | |
| 609 if (n1 & 2) | |
| 610 attrib_add |= BACKGROUND_GREEN; | |
| 611 if (n1 & 4) | |
| 612 attrib_add |= BACKGROUND_BLUE; | |
| 613 attrib_rm |= (BACKGROUND_RED | BACKGROUND_GREEN | |
| 614 | BACKGROUND_BLUE); | |
| 615 break; | |
| 616 case 48: | |
| 617 /* Reserved for extended background color. | |
| 618 Don't know how to handle parameters remaining. | |
| 619 Bail out. */ | |
| 620 goto sgr_set_it; | |
| 621 case 49: | |
| 622 /* Reset background color. */ | |
| 623 /* Set to black. */ | |
| 624 attrib_add &= ~(BACKGROUND_RED | BACKGROUND_GREEN | |
| 625 | BACKGROUND_BLUE); | |
| 626 attrib_rm |= (BACKGROUND_RED | BACKGROUND_GREEN | |
| 627 | BACKGROUND_BLUE); | |
| 628 break; | |
| 629 } | |
| 630 | |
| 631 /* Prepare the next parameter. */ | |
| 632 param = eptr + 1; | |
| 633 } | |
| 634 while (param != esc_term); | |
| 635 | |
| 636 sgr_set_it: | |
| 637 /* 0xFFFF removes everything. If it is not the case, | |
| 638 care must be taken to preserve old attributes. */ | |
| 639 if (attrib_rm != 0xFFFF && GetConsoleScreenBufferInfo (h, &sb)) | |
| 640 { | |
| 641 attrib_add |= sb.wAttributes & ~attrib_rm; | |
| 642 } | |
| 643 SetConsoleTextAttribute (h, attrib_add); | |
| 644 break; | |
| 645 } | |
| 646 } | |
| 647 | |
| 648 int | |
| 649 mingw_ansi_fputs (const char *str, FILE *fp) | |
| 650 { | |
| 651 const char *read = str; | |
| 652 HANDLE h; | |
| 653 DWORD mode; | |
| 654 int esc_code, prefix_len; | |
| 655 const char *esc_head, *esc_term; | |
| 656 | |
| 657 h = (HANDLE) _get_osfhandle (_fileno (fp)); | |
| 658 if (h == INVALID_HANDLE_VALUE) | |
| 659 return EOF; | |
| 660 | |
| 661 /* Don't mess up stdio functions with Windows APIs. */ | |
| 662 fflush (fp); | |
| 663 | |
| 664 if (GetConsoleMode (h, &mode)) | |
| 665 /* If it is a console, translate ANSI escape codes as needed. */ | |
| 666 for (;;) | |
| 667 { | |
| 668 if ((esc_code = find_esc_head (&prefix_len, &esc_head, read)) == 0) | |
| 669 { | |
| 670 /* Write all remaining characters, then exit. */ | |
| 671 write_all (h, read, strlen (read)); | |
| 672 break; | |
| 673 } | |
| 674 if (find_esc_terminator (&esc_term, esc_head) == 0) | |
| 675 /* Ignore incomplete escape sequences at the moment. | |
| 676 FIXME: The escape state shall be cached for further calls | |
| 677 to this function. */ | |
| 678 break; | |
| 679 write_all (h, read, esc_head - prefix_len - read); | |
| 680 eat_esc_sequence (h, esc_code, esc_head, esc_term); | |
| 681 read = esc_term + 1; | |
| 682 } | |
| 683 else | |
| 684 /* If it is not a console, write everything as-is. */ | |
| 685 write_all (h, read, strlen (read)); | |
| 686 | |
| 687 _close ((intptr_t) h); | |
| 688 return 1; | |
| 689 } | |
| 690 | |
| 691 #endif /* __MINGW32__ */ | |
| 692 | |
| 693 static void pp_quoted_string (pretty_printer *, const char *, size_t = -1); | |
| 694 | |
| 695 /* Overwrite the given location/range within this text_info's rich_location. | |
| 696 For use e.g. when implementing "+" in client format decoders. */ | |
| 697 | |
| 698 void | |
| 699 text_info::set_location (unsigned int idx, location_t loc, bool show_caret_p) | |
| 700 { | |
| 701 gcc_checking_assert (m_richloc); | |
| 702 m_richloc->set_range (line_table, idx, loc, show_caret_p); | |
| 703 } | |
| 704 | |
| 705 location_t | |
| 706 text_info::get_location (unsigned int index_of_location) const | |
| 707 { | |
| 708 gcc_checking_assert (m_richloc); | |
| 709 | |
| 710 if (index_of_location == 0) | |
| 711 return m_richloc->get_loc (); | |
| 712 else | |
| 713 return UNKNOWN_LOCATION; | |
| 714 } | |
| 715 | |
| 716 // Default construct an output buffer. | |
| 717 | |
| 718 output_buffer::output_buffer () | |
| 719 : formatted_obstack (), | |
| 720 chunk_obstack (), | |
| 721 obstack (&formatted_obstack), | |
| 722 cur_chunk_array (), | |
| 723 stream (stderr), | |
| 724 line_length (), | |
| 725 digit_buffer (), | |
| 726 flush_p (true) | |
| 727 { | |
| 728 obstack_init (&formatted_obstack); | |
| 729 obstack_init (&chunk_obstack); | |
| 730 } | |
| 731 | |
| 732 // Release resources owned by an output buffer at the end of lifetime. | |
| 733 | |
| 734 output_buffer::~output_buffer () | |
| 735 { | |
| 736 obstack_free (&chunk_obstack, NULL); | |
| 737 obstack_free (&formatted_obstack, NULL); | |
| 738 } | |
| 739 | |
| 0 | 740 |
| 741 /* Format an integer given by va_arg (ARG, type-specifier T) where | |
| 742 type-specifier is a precision modifier as indicated by PREC. F is | |
| 743 a string used to construct the appropriate format-specifier. */ | |
| 744 #define pp_integer_with_precision(PP, ARG, PREC, T, F) \ | |
| 745 do \ | |
| 746 switch (PREC) \ | |
| 747 { \ | |
| 748 case 0: \ | |
| 749 pp_scalar (PP, "%" F, va_arg (ARG, T)); \ | |
| 750 break; \ | |
| 751 \ | |
| 752 case 1: \ | |
| 753 pp_scalar (PP, "%l" F, va_arg (ARG, long T)); \ | |
| 754 break; \ | |
| 755 \ | |
| 756 case 2: \ | |
| 757 pp_scalar (PP, "%" HOST_LONG_LONG_FORMAT F, va_arg (ARG, long long T)); \ | |
| 758 break; \ | |
| 759 \ | |
| 760 default: \ | |
| 761 break; \ | |
| 762 } \ | |
| 763 while (0) | |
| 764 | |
| 765 | |
| 766 /* Subroutine of pp_set_maximum_length. Set up PRETTY-PRINTER's | |
| 767 internal maximum characters per line. */ | |
| 768 static void | |
| 769 pp_set_real_maximum_length (pretty_printer *pp) | |
| 770 { | |
| 771 /* If we're told not to wrap lines then do the obvious thing. In case | |
| 772 we'll emit prefix only once per message, it is appropriate | |
| 773 not to increase unnecessarily the line-length cut-off. */ | |
| 774 if (!pp_is_wrapping_line (pp) | |
| 775 || pp_prefixing_rule (pp) == DIAGNOSTICS_SHOW_PREFIX_ONCE | |
| 776 || pp_prefixing_rule (pp) == DIAGNOSTICS_SHOW_PREFIX_NEVER) | |
| 777 pp->maximum_length = pp_line_cutoff (pp); | |
| 778 else | |
| 779 { | |
| 780 int prefix_length = pp->prefix ? strlen (pp->prefix) : 0; | |
| 781 /* If the prefix is ridiculously too long, output at least | |
| 782 32 characters. */ | |
| 783 if (pp_line_cutoff (pp) - prefix_length < 32) | |
| 784 pp->maximum_length = pp_line_cutoff (pp) + 32; | |
| 785 else | |
| 786 pp->maximum_length = pp_line_cutoff (pp); | |
| 787 } | |
| 788 } | |
| 789 | |
| 790 /* Clear PRETTY-PRINTER's output state. */ | |
| 791 static inline void | |
| 792 pp_clear_state (pretty_printer *pp) | |
| 793 { | |
| 794 pp->emitted_prefix = false; | |
| 795 pp_indentation (pp) = 0; | |
| 796 } | |
| 797 | |
| 798 /* Flush the formatted text of PRETTY-PRINTER onto the attached stream. */ | |
| 799 void | |
| 800 pp_write_text_to_stream (pretty_printer *pp) | |
| 801 { | |
| 802 const char *text = pp_formatted_text (pp); | |
| 111 | 803 #ifdef __MINGW32__ |
| 804 mingw_ansi_fputs (text, pp_buffer (pp)->stream); | |
| 805 #else | |
| 806 fputs (text, pp_buffer (pp)->stream); | |
| 807 #endif | |
| 808 pp_clear_output_area (pp); | |
| 809 } | |
| 810 | |
| 811 /* As pp_write_text_to_stream, but for GraphViz label output. | |
| 812 | |
| 813 Flush the formatted text of pretty-printer PP onto the attached stream. | |
| 814 Replace characters in PPF that have special meaning in a GraphViz .dot | |
| 815 file. | |
| 816 | |
| 817 This routine is not very fast, but it doesn't have to be as this is only | |
| 818 be used by routines dumping intermediate representations in graph form. */ | |
| 819 | |
| 820 void | |
| 821 pp_write_text_as_dot_label_to_stream (pretty_printer *pp, bool for_record) | |
| 822 { | |
| 823 const char *text = pp_formatted_text (pp); | |
| 824 const char *p = text; | |
| 825 FILE *fp = pp_buffer (pp)->stream; | |
| 826 | |
| 827 for (;*p; p++) | |
| 828 { | |
| 829 bool escape_char; | |
| 830 switch (*p) | |
| 831 { | |
| 832 /* Print newlines as a left-aligned newline. */ | |
| 833 case '\n': | |
| 834 fputs ("\\l", fp); | |
| 835 escape_char = true; | |
| 836 break; | |
| 837 | |
| 838 /* The following characters are only special for record-shape nodes. */ | |
| 839 case '|': | |
| 840 case '{': | |
| 841 case '}': | |
| 842 case '<': | |
| 843 case '>': | |
| 844 case ' ': | |
| 845 escape_char = for_record; | |
| 846 break; | |
| 847 | |
| 848 /* The following characters always have to be escaped | |
| 849 for use in labels. */ | |
| 850 case '\\': | |
| 851 /* There is a bug in some (f.i. 2.36.0) versions of graphiz | |
| 852 ( http://www.graphviz.org/mantisbt/view.php?id=2524 ) related to | |
| 853 backslash as last char in label. Let's avoid triggering it. */ | |
| 854 gcc_assert (*(p + 1) != '\0'); | |
| 855 /* Fall through. */ | |
| 856 case '"': | |
| 857 escape_char = true; | |
| 858 break; | |
| 859 | |
| 860 default: | |
| 861 escape_char = false; | |
| 862 break; | |
| 863 } | |
| 864 | |
| 865 if (escape_char) | |
| 866 fputc ('\\', fp); | |
| 867 | |
| 868 fputc (*p, fp); | |
| 869 } | |
| 870 | |
| 0 | 871 pp_clear_output_area (pp); |
| 872 } | |
| 873 | |
| 874 /* Wrap a text delimited by START and END into PRETTY-PRINTER. */ | |
| 875 static void | |
| 876 pp_wrap_text (pretty_printer *pp, const char *start, const char *end) | |
| 877 { | |
| 878 bool wrapping_line = pp_is_wrapping_line (pp); | |
| 879 | |
| 880 while (start != end) | |
| 881 { | |
| 882 /* Dump anything bordered by whitespaces. */ | |
| 883 { | |
| 884 const char *p = start; | |
| 885 while (p != end && !ISBLANK (*p) && *p != '\n') | |
| 886 ++p; | |
| 887 if (wrapping_line | |
| 888 && p - start >= pp_remaining_character_count_for_line (pp)) | |
| 889 pp_newline (pp); | |
| 890 pp_append_text (pp, start, p); | |
| 891 start = p; | |
| 892 } | |
| 893 | |
| 894 if (start != end && ISBLANK (*start)) | |
| 895 { | |
| 896 pp_space (pp); | |
| 897 ++start; | |
| 898 } | |
| 899 if (start != end && *start == '\n') | |
| 900 { | |
| 901 pp_newline (pp); | |
| 902 ++start; | |
| 903 } | |
| 904 } | |
| 905 } | |
| 906 | |
| 907 /* Same as pp_wrap_text but wrap text only when in line-wrapping mode. */ | |
| 908 static inline void | |
| 909 pp_maybe_wrap_text (pretty_printer *pp, const char *start, const char *end) | |
| 910 { | |
| 911 if (pp_is_wrapping_line (pp)) | |
| 912 pp_wrap_text (pp, start, end); | |
| 913 else | |
| 914 pp_append_text (pp, start, end); | |
| 915 } | |
| 916 | |
| 917 /* Append to the output area of PRETTY-PRINTER a string specified by its | |
| 918 STARTing character and LENGTH. */ | |
| 919 static inline void | |
| 920 pp_append_r (pretty_printer *pp, const char *start, int length) | |
| 921 { | |
| 111 | 922 output_buffer_append_r (pp_buffer (pp), start, length); |
| 0 | 923 } |
| 924 | |
| 925 /* Insert enough spaces into the output area of PRETTY-PRINTER to bring | |
| 926 the column position to the current indentation level, assuming that a | |
| 927 newline has just been written to the buffer. */ | |
| 928 void | |
| 111 | 929 pp_indent (pretty_printer *pp) |
| 0 | 930 { |
| 931 int n = pp_indentation (pp); | |
| 932 int i; | |
| 933 | |
| 934 for (i = 0; i < n; ++i) | |
| 935 pp_space (pp); | |
| 936 } | |
| 937 | |
| 938 /* The following format specifiers are recognized as being client independent: | |
| 939 %d, %i: (signed) integer in base ten. | |
| 940 %u: unsigned integer in base ten. | |
| 941 %o: unsigned integer in base eight. | |
| 942 %x: unsigned integer in base sixteen. | |
| 943 %ld, %li, %lo, %lu, %lx: long versions of the above. | |
| 944 %lld, %lli, %llo, %llu, %llx: long long versions. | |
| 945 %wd, %wi, %wo, %wu, %wx: HOST_WIDE_INT versions. | |
| 946 %c: character. | |
| 947 %s: string. | |
| 111 | 948 %p: pointer (printed in a host-dependent manner). |
| 949 %r: if pp_show_color(pp), switch to color identified by const char *. | |
| 950 %R: if pp_show_color(pp), reset color. | |
| 0 | 951 %m: strerror(text->err_no) - does not consume a value from args_ptr. |
| 952 %%: '%'. | |
| 953 %<: opening quote. | |
| 954 %>: closing quote. | |
| 955 %': apostrophe (should only be used in untranslated messages; | |
| 956 translations should use appropriate punctuation directly). | |
| 957 %.*s: a substring the length of which is specified by an argument | |
| 958 integer. | |
| 959 %Ns: likewise, but length specified as constant in the format string. | |
| 960 Flag 'q': quote formatted text (must come immediately after '%'). | |
| 111 | 961 %Z: Requires two arguments - array of int, and len. Prints elements |
| 962 of the array. | |
| 0 | 963 |
| 964 Arguments can be used sequentially, or through %N$ resp. *N$ | |
| 965 notation Nth argument after the format string. If %N$ / *N$ | |
| 966 notation is used, it must be used for all arguments, except %m, %%, | |
| 967 %<, %> and %', which may not have a number, as they do not consume | |
| 968 an argument. When %M$.*N$s is used, M must be N + 1. (This may | |
| 969 also be written %M$.*s, provided N is not otherwise used.) The | |
| 970 format string must have conversion specifiers with argument numbers | |
| 971 1 up to highest argument; each argument may only be used once. | |
| 972 A format string can have at most 30 arguments. */ | |
| 973 | |
| 974 /* Formatting phases 1 and 2: render TEXT->format_spec plus | |
| 111 | 975 TEXT->args_ptr into a series of chunks in pp_buffer (PP)->args[]. |
| 976 Phase 3 is in pp_output_formatted_text. */ | |
| 0 | 977 |
| 978 void | |
| 111 | 979 pp_format (pretty_printer *pp, text_info *text) |
| 0 | 980 { |
| 111 | 981 output_buffer *buffer = pp_buffer (pp); |
| 0 | 982 const char *p; |
| 983 const char **args; | |
| 984 struct chunk_info *new_chunk_array; | |
| 985 | |
| 986 unsigned int curarg = 0, chunk = 0, argno; | |
| 987 pp_wrapping_mode_t old_wrapping_mode; | |
| 988 bool any_unnumbered = false, any_numbered = false; | |
| 989 const char **formatters[PP_NL_ARGMAX]; | |
| 990 | |
| 991 /* Allocate a new chunk structure. */ | |
| 992 new_chunk_array = XOBNEW (&buffer->chunk_obstack, struct chunk_info); | |
| 993 new_chunk_array->prev = buffer->cur_chunk_array; | |
| 994 buffer->cur_chunk_array = new_chunk_array; | |
| 995 args = new_chunk_array->args; | |
| 996 | |
| 997 /* Formatting phase 1: split up TEXT->format_spec into chunks in | |
| 111 | 998 pp_buffer (PP)->args[]. Even-numbered chunks are to be output |
| 0 | 999 verbatim, odd-numbered chunks are format specifiers. |
| 1000 %m, %%, %<, %>, and %' are replaced with the appropriate text at | |
| 1001 this point. */ | |
| 1002 | |
| 1003 memset (formatters, 0, sizeof formatters); | |
|
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1004 |
| 0 | 1005 for (p = text->format_spec; *p; ) |
| 1006 { | |
| 1007 while (*p != '\0' && *p != '%') | |
| 1008 { | |
| 1009 obstack_1grow (&buffer->chunk_obstack, *p); | |
| 1010 p++; | |
| 1011 } | |
| 1012 | |
| 1013 if (*p == '\0') | |
| 1014 break; | |
| 1015 | |
| 1016 switch (*++p) | |
| 1017 { | |
| 1018 case '\0': | |
| 1019 gcc_unreachable (); | |
|
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1020 |
| 0 | 1021 case '%': |
| 1022 obstack_1grow (&buffer->chunk_obstack, '%'); | |
| 1023 p++; | |
| 1024 continue; | |
| 1025 | |
| 1026 case '<': | |
| 111 | 1027 { |
| 1028 obstack_grow (&buffer->chunk_obstack, | |
| 1029 open_quote, strlen (open_quote)); | |
| 1030 const char *colorstr | |
| 1031 = colorize_start (pp_show_color (pp), "quote"); | |
| 1032 obstack_grow (&buffer->chunk_obstack, colorstr, strlen (colorstr)); | |
| 1033 p++; | |
| 1034 continue; | |
| 1035 } | |
| 0 | 1036 |
| 1037 case '>': | |
| 111 | 1038 { |
| 1039 const char *colorstr = colorize_stop (pp_show_color (pp)); | |
| 1040 obstack_grow (&buffer->chunk_obstack, colorstr, strlen (colorstr)); | |
| 1041 } | |
| 1042 /* FALLTHRU */ | |
| 0 | 1043 case '\'': |
| 1044 obstack_grow (&buffer->chunk_obstack, | |
| 1045 close_quote, strlen (close_quote)); | |
| 1046 p++; | |
| 1047 continue; | |
| 1048 | |
| 111 | 1049 case 'R': |
| 1050 { | |
| 1051 const char *colorstr = colorize_stop (pp_show_color (pp)); | |
| 1052 obstack_grow (&buffer->chunk_obstack, colorstr, | |
| 1053 strlen (colorstr)); | |
| 1054 p++; | |
| 1055 continue; | |
| 1056 } | |
| 1057 | |
| 0 | 1058 case 'm': |
| 1059 { | |
| 1060 const char *errstr = xstrerror (text->err_no); | |
| 1061 obstack_grow (&buffer->chunk_obstack, errstr, strlen (errstr)); | |
| 1062 } | |
| 1063 p++; | |
| 1064 continue; | |
| 1065 | |
| 1066 default: | |
| 1067 /* Handled in phase 2. Terminate the plain chunk here. */ | |
| 1068 obstack_1grow (&buffer->chunk_obstack, '\0'); | |
| 1069 gcc_assert (chunk < PP_NL_ARGMAX * 2); | |
| 1070 args[chunk++] = XOBFINISH (&buffer->chunk_obstack, const char *); | |
| 1071 break; | |
| 1072 } | |
| 1073 | |
| 1074 if (ISDIGIT (*p)) | |
| 1075 { | |
| 1076 char *end; | |
| 1077 argno = strtoul (p, &end, 10) - 1; | |
| 1078 p = end; | |
| 1079 gcc_assert (*p == '$'); | |
| 1080 p++; | |
| 1081 | |
| 1082 any_numbered = true; | |
| 1083 gcc_assert (!any_unnumbered); | |
| 1084 } | |
| 1085 else | |
| 1086 { | |
| 1087 argno = curarg++; | |
| 1088 any_unnumbered = true; | |
| 1089 gcc_assert (!any_numbered); | |
| 1090 } | |
| 1091 gcc_assert (argno < PP_NL_ARGMAX); | |
| 1092 gcc_assert (!formatters[argno]); | |
| 1093 formatters[argno] = &args[chunk]; | |
| 1094 do | |
| 1095 { | |
| 1096 obstack_1grow (&buffer->chunk_obstack, *p); | |
| 1097 p++; | |
| 1098 } | |
| 1099 while (strchr ("qwl+#", p[-1])); | |
| 1100 | |
| 1101 if (p[-1] == '.') | |
| 1102 { | |
| 1103 /* We handle '%.Ns' and '%.*s' or '%M$.*N$s' | |
| 1104 (where M == N + 1). */ | |
| 1105 if (ISDIGIT (*p)) | |
| 1106 { | |
| 1107 do | |
| 1108 { | |
| 1109 obstack_1grow (&buffer->chunk_obstack, *p); | |
| 1110 p++; | |
| 1111 } | |
| 1112 while (ISDIGIT (p[-1])); | |
| 1113 gcc_assert (p[-1] == 's'); | |
| 1114 } | |
| 1115 else | |
| 1116 { | |
| 1117 gcc_assert (*p == '*'); | |
| 1118 obstack_1grow (&buffer->chunk_obstack, '*'); | |
| 1119 p++; | |
| 1120 | |
| 1121 if (ISDIGIT (*p)) | |
| 1122 { | |
| 1123 char *end; | |
| 1124 unsigned int argno2 = strtoul (p, &end, 10) - 1; | |
| 1125 p = end; | |
| 1126 gcc_assert (argno2 == argno - 1); | |
| 1127 gcc_assert (!any_unnumbered); | |
| 1128 gcc_assert (*p == '$'); | |
| 1129 | |
| 1130 p++; | |
| 1131 formatters[argno2] = formatters[argno]; | |
| 1132 } | |
| 1133 else | |
| 1134 { | |
| 1135 gcc_assert (!any_numbered); | |
| 1136 formatters[argno+1] = formatters[argno]; | |
| 1137 curarg++; | |
| 1138 } | |
| 1139 gcc_assert (*p == 's'); | |
| 1140 obstack_1grow (&buffer->chunk_obstack, 's'); | |
| 1141 p++; | |
| 1142 } | |
| 1143 } | |
| 1144 if (*p == '\0') | |
| 1145 break; | |
| 1146 | |
| 1147 obstack_1grow (&buffer->chunk_obstack, '\0'); | |
| 1148 gcc_assert (chunk < PP_NL_ARGMAX * 2); | |
| 1149 args[chunk++] = XOBFINISH (&buffer->chunk_obstack, const char *); | |
| 1150 } | |
| 1151 | |
| 1152 obstack_1grow (&buffer->chunk_obstack, '\0'); | |
| 1153 gcc_assert (chunk < PP_NL_ARGMAX * 2); | |
| 1154 args[chunk++] = XOBFINISH (&buffer->chunk_obstack, const char *); | |
| 1155 args[chunk] = 0; | |
|
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|
1156 |
| 0 | 1157 /* Set output to the argument obstack, and switch line-wrapping and |
| 1158 prefixing off. */ | |
| 1159 buffer->obstack = &buffer->chunk_obstack; | |
| 1160 old_wrapping_mode = pp_set_verbatim_wrapping (pp); | |
| 1161 | |
| 1162 /* Second phase. Replace each formatter with the formatted text it | |
| 1163 corresponds to. */ | |
| 1164 | |
| 1165 for (argno = 0; formatters[argno]; argno++) | |
| 1166 { | |
| 1167 int precision = 0; | |
| 1168 bool wide = false; | |
| 1169 bool plus = false; | |
| 1170 bool hash = false; | |
| 1171 bool quote = false; | |
| 1172 | |
| 1173 /* We do not attempt to enforce any ordering on the modifier | |
| 1174 characters. */ | |
| 1175 | |
| 1176 for (p = *formatters[argno];; p++) | |
| 1177 { | |
| 1178 switch (*p) | |
| 1179 { | |
| 1180 case 'q': | |
| 1181 gcc_assert (!quote); | |
| 1182 quote = true; | |
| 1183 continue; | |
| 1184 | |
| 1185 case '+': | |
| 1186 gcc_assert (!plus); | |
| 1187 plus = true; | |
| 1188 continue; | |
| 1189 | |
| 1190 case '#': | |
| 1191 gcc_assert (!hash); | |
| 1192 hash = true; | |
| 1193 continue; | |
| 1194 | |
| 1195 case 'w': | |
| 1196 gcc_assert (!wide); | |
| 1197 wide = true; | |
| 1198 continue; | |
| 1199 | |
| 1200 case 'l': | |
| 1201 /* We don't support precision beyond that of "long long". */ | |
| 1202 gcc_assert (precision < 2); | |
| 1203 precision++; | |
| 1204 continue; | |
| 1205 } | |
| 1206 break; | |
| 1207 } | |
| 1208 | |
| 1209 gcc_assert (!wide || precision == 0); | |
| 1210 | |
| 1211 if (quote) | |
| 111 | 1212 { |
| 1213 pp_string (pp, open_quote); | |
| 1214 pp_string (pp, colorize_start (pp_show_color (pp), "quote")); | |
| 1215 } | |
| 0 | 1216 |
| 1217 switch (*p) | |
| 1218 { | |
| 111 | 1219 case 'r': |
| 1220 pp_string (pp, colorize_start (pp_show_color (pp), | |
| 1221 va_arg (*text->args_ptr, | |
| 1222 const char *))); | |
| 1223 break; | |
| 1224 | |
| 0 | 1225 case 'c': |
| 111 | 1226 { |
| 1227 /* When quoting, print alphanumeric, punctuation, and the space | |
| 1228 character unchanged, and all others in hexadecimal with the | |
| 1229 "\x" prefix. Otherwise print them all unchanged. */ | |
| 1230 int chr = va_arg (*text->args_ptr, int); | |
| 1231 if (ISPRINT (chr) || !quote) | |
| 1232 pp_character (pp, chr); | |
| 1233 else | |
| 1234 { | |
| 1235 const char str [2] = { chr, '\0' }; | |
| 1236 pp_quoted_string (pp, str, 1); | |
| 1237 } | |
| 1238 break; | |
| 1239 } | |
| 0 | 1240 |
| 1241 case 'd': | |
| 1242 case 'i': | |
| 1243 if (wide) | |
| 1244 pp_wide_integer (pp, va_arg (*text->args_ptr, HOST_WIDE_INT)); | |
| 1245 else | |
| 1246 pp_integer_with_precision | |
| 1247 (pp, *text->args_ptr, precision, int, "d"); | |
| 1248 break; | |
| 1249 | |
| 1250 case 'o': | |
| 1251 if (wide) | |
| 1252 pp_scalar (pp, "%" HOST_WIDE_INT_PRINT "o", | |
| 1253 va_arg (*text->args_ptr, unsigned HOST_WIDE_INT)); | |
| 1254 else | |
| 1255 pp_integer_with_precision | |
| 1256 (pp, *text->args_ptr, precision, unsigned, "o"); | |
| 1257 break; | |
| 1258 | |
| 1259 case 's': | |
| 111 | 1260 if (quote) |
| 1261 pp_quoted_string (pp, va_arg (*text->args_ptr, const char *)); | |
| 1262 else | |
| 1263 pp_string (pp, va_arg (*text->args_ptr, const char *)); | |
| 0 | 1264 break; |
| 1265 | |
| 1266 case 'p': | |
| 1267 pp_pointer (pp, va_arg (*text->args_ptr, void *)); | |
| 1268 break; | |
| 1269 | |
| 1270 case 'u': | |
| 1271 if (wide) | |
| 1272 pp_scalar (pp, HOST_WIDE_INT_PRINT_UNSIGNED, | |
| 1273 va_arg (*text->args_ptr, unsigned HOST_WIDE_INT)); | |
| 1274 else | |
| 1275 pp_integer_with_precision | |
| 1276 (pp, *text->args_ptr, precision, unsigned, "u"); | |
| 1277 break; | |
| 1278 | |
| 111 | 1279 case 'Z': |
| 1280 { | |
| 1281 int *v = va_arg (*text->args_ptr, int *); | |
| 1282 unsigned len = va_arg (*text->args_ptr, unsigned); | |
| 1283 | |
| 1284 for (unsigned i = 0; i < len; ++i) | |
| 1285 { | |
| 1286 pp_scalar (pp, "%i", v[i]); | |
| 1287 if (i < len - 1) | |
| 1288 { | |
| 1289 pp_comma (pp); | |
| 1290 pp_space (pp); | |
| 1291 } | |
| 1292 } | |
| 1293 break; | |
| 1294 } | |
| 1295 | |
| 0 | 1296 case 'x': |
| 1297 if (wide) | |
| 1298 pp_scalar (pp, HOST_WIDE_INT_PRINT_HEX, | |
| 1299 va_arg (*text->args_ptr, unsigned HOST_WIDE_INT)); | |
| 1300 else | |
| 1301 pp_integer_with_precision | |
| 1302 (pp, *text->args_ptr, precision, unsigned, "x"); | |
| 1303 break; | |
| 1304 | |
| 1305 case '.': | |
| 1306 { | |
| 1307 int n; | |
| 1308 const char *s; | |
| 1309 | |
| 1310 /* We handle '%.Ns' and '%.*s' or '%M$.*N$s' | |
| 1311 (where M == N + 1). The format string should be verified | |
| 1312 already from the first phase. */ | |
| 1313 p++; | |
| 1314 if (ISDIGIT (*p)) | |
| 1315 { | |
| 1316 char *end; | |
| 1317 n = strtoul (p, &end, 10); | |
| 1318 p = end; | |
| 1319 gcc_assert (*p == 's'); | |
| 1320 } | |
| 1321 else | |
| 1322 { | |
| 1323 gcc_assert (*p == '*'); | |
| 1324 p++; | |
| 1325 gcc_assert (*p == 's'); | |
| 1326 n = va_arg (*text->args_ptr, int); | |
| 1327 | |
| 1328 /* This consumes a second entry in the formatters array. */ | |
| 1329 gcc_assert (formatters[argno] == formatters[argno+1]); | |
| 1330 argno++; | |
| 1331 } | |
| 1332 | |
| 1333 s = va_arg (*text->args_ptr, const char *); | |
| 111 | 1334 |
| 1335 /* Append the lesser of precision and strlen (s) characters | |
| 1336 from the array (which need not be a nul-terminated string). | |
| 1337 Negative precision is treated as if it were omitted. */ | |
| 1338 size_t len = n < 0 ? strlen (s) : strnlen (s, n); | |
| 1339 | |
| 1340 pp_append_text (pp, s, s + len); | |
| 0 | 1341 } |
| 1342 break; | |
| 1343 | |
| 1344 default: | |
| 1345 { | |
| 1346 bool ok; | |
| 1347 | |
| 1348 gcc_assert (pp_format_decoder (pp)); | |
| 1349 ok = pp_format_decoder (pp) (pp, text, p, | |
| 111 | 1350 precision, wide, plus, hash, quote, |
| 1351 formatters[argno]); | |
| 0 | 1352 gcc_assert (ok); |
| 1353 } | |
| 1354 } | |
| 1355 | |
| 1356 if (quote) | |
| 111 | 1357 { |
| 1358 pp_string (pp, colorize_stop (pp_show_color (pp))); | |
| 1359 pp_string (pp, close_quote); | |
| 1360 } | |
| 0 | 1361 |
| 1362 obstack_1grow (&buffer->chunk_obstack, '\0'); | |
| 1363 *formatters[argno] = XOBFINISH (&buffer->chunk_obstack, const char *); | |
| 1364 } | |
| 1365 | |
| 111 | 1366 if (CHECKING_P) |
| 1367 for (; argno < PP_NL_ARGMAX; argno++) | |
| 1368 gcc_assert (!formatters[argno]); | |
| 1369 | |
| 1370 /* If the client supplied a postprocessing object, call its "handle" | |
| 1371 hook here. */ | |
| 1372 if (pp->m_format_postprocessor) | |
| 1373 pp->m_format_postprocessor->handle (pp); | |
| 0 | 1374 |
| 1375 /* Revert to normal obstack and wrapping mode. */ | |
| 1376 buffer->obstack = &buffer->formatted_obstack; | |
| 1377 buffer->line_length = 0; | |
| 1378 pp_wrapping_mode (pp) = old_wrapping_mode; | |
| 1379 pp_clear_state (pp); | |
| 1380 } | |
| 1381 | |
| 1382 /* Format of a message pointed to by TEXT. */ | |
| 1383 void | |
| 111 | 1384 pp_output_formatted_text (pretty_printer *pp) |
| 0 | 1385 { |
| 1386 unsigned int chunk; | |
| 1387 output_buffer *buffer = pp_buffer (pp); | |
| 1388 struct chunk_info *chunk_array = buffer->cur_chunk_array; | |
| 1389 const char **args = chunk_array->args; | |
| 1390 | |
| 1391 gcc_assert (buffer->obstack == &buffer->formatted_obstack); | |
| 1392 gcc_assert (buffer->line_length == 0); | |
| 1393 | |
| 111 | 1394 /* This is a third phase, first 2 phases done in pp_format_args. |
| 0 | 1395 Now we actually print it. */ |
| 1396 for (chunk = 0; args[chunk]; chunk++) | |
| 1397 pp_string (pp, args[chunk]); | |
| 1398 | |
| 1399 /* Deallocate the chunk structure and everything after it (i.e. the | |
| 1400 associated series of formatted strings). */ | |
| 1401 buffer->cur_chunk_array = chunk_array->prev; | |
| 1402 obstack_free (&buffer->chunk_obstack, chunk_array); | |
| 1403 } | |
| 1404 | |
| 1405 /* Helper subroutine of output_verbatim and verbatim. Do the appropriate | |
| 1406 settings needed by BUFFER for a verbatim formatting. */ | |
| 1407 void | |
| 111 | 1408 pp_format_verbatim (pretty_printer *pp, text_info *text) |
| 0 | 1409 { |
| 1410 /* Set verbatim mode. */ | |
| 1411 pp_wrapping_mode_t oldmode = pp_set_verbatim_wrapping (pp); | |
| 1412 | |
| 1413 /* Do the actual formatting. */ | |
| 1414 pp_format (pp, text); | |
| 1415 pp_output_formatted_text (pp); | |
| 1416 | |
| 1417 /* Restore previous settings. */ | |
| 1418 pp_wrapping_mode (pp) = oldmode; | |
| 1419 } | |
| 1420 | |
| 111 | 1421 /* Flush the content of BUFFER onto the attached stream. This |
| 1422 function does nothing unless pp->output_buffer->flush_p. */ | |
| 0 | 1423 void |
| 111 | 1424 pp_flush (pretty_printer *pp) |
| 0 | 1425 { |
| 111 | 1426 pp_clear_state (pp); |
| 1427 if (!pp->buffer->flush_p) | |
| 1428 return; | |
| 0 | 1429 pp_write_text_to_stream (pp); |
| 111 | 1430 fflush (pp_buffer (pp)->stream); |
| 1431 } | |
| 1432 | |
| 1433 /* Flush the content of BUFFER onto the attached stream independently | |
| 1434 of the value of pp->output_buffer->flush_p. */ | |
| 1435 void | |
| 1436 pp_really_flush (pretty_printer *pp) | |
| 1437 { | |
| 0 | 1438 pp_clear_state (pp); |
| 111 | 1439 pp_write_text_to_stream (pp); |
| 1440 fflush (pp_buffer (pp)->stream); | |
| 0 | 1441 } |
| 1442 | |
| 1443 /* Sets the number of maximum characters per line PRETTY-PRINTER can | |
| 1444 output in line-wrapping mode. A LENGTH value 0 suppresses | |
| 1445 line-wrapping. */ | |
| 1446 void | |
| 111 | 1447 pp_set_line_maximum_length (pretty_printer *pp, int length) |
| 0 | 1448 { |
| 1449 pp_line_cutoff (pp) = length; | |
| 1450 pp_set_real_maximum_length (pp); | |
| 1451 } | |
| 1452 | |
| 1453 /* Clear PRETTY-PRINTER output area text info. */ | |
| 1454 void | |
| 111 | 1455 pp_clear_output_area (pretty_printer *pp) |
| 0 | 1456 { |
| 111 | 1457 obstack_free (pp_buffer (pp)->obstack, |
| 1458 obstack_base (pp_buffer (pp)->obstack)); | |
| 1459 pp_buffer (pp)->line_length = 0; | |
| 0 | 1460 } |
| 1461 | |
| 1462 /* Set PREFIX for PRETTY-PRINTER. */ | |
| 1463 void | |
| 111 | 1464 pp_set_prefix (pretty_printer *pp, const char *prefix) |
| 0 | 1465 { |
| 1466 pp->prefix = prefix; | |
| 1467 pp_set_real_maximum_length (pp); | |
| 1468 pp->emitted_prefix = false; | |
| 1469 pp_indentation (pp) = 0; | |
| 1470 } | |
| 1471 | |
| 1472 /* Free PRETTY-PRINTER's prefix, a previously malloc()'d string. */ | |
| 1473 void | |
| 111 | 1474 pp_destroy_prefix (pretty_printer *pp) |
| 0 | 1475 { |
| 1476 if (pp->prefix != NULL) | |
| 1477 { | |
| 1478 free (CONST_CAST (char *, pp->prefix)); | |
| 1479 pp->prefix = NULL; | |
| 1480 } | |
| 1481 } | |
| 1482 | |
| 1483 /* Write out PRETTY-PRINTER's prefix. */ | |
| 1484 void | |
| 111 | 1485 pp_emit_prefix (pretty_printer *pp) |
| 0 | 1486 { |
| 1487 if (pp->prefix != NULL) | |
| 1488 { | |
| 1489 switch (pp_prefixing_rule (pp)) | |
| 1490 { | |
| 1491 default: | |
| 1492 case DIAGNOSTICS_SHOW_PREFIX_NEVER: | |
| 1493 break; | |
| 1494 | |
| 1495 case DIAGNOSTICS_SHOW_PREFIX_ONCE: | |
| 1496 if (pp->emitted_prefix) | |
| 1497 { | |
| 111 | 1498 pp_indent (pp); |
| 0 | 1499 break; |
| 1500 } | |
| 1501 pp_indentation (pp) += 3; | |
| 1502 /* Fall through. */ | |
| 1503 | |
| 1504 case DIAGNOSTICS_SHOW_PREFIX_EVERY_LINE: | |
| 1505 { | |
| 1506 int prefix_length = strlen (pp->prefix); | |
| 1507 pp_append_r (pp, pp->prefix, prefix_length); | |
| 1508 pp->emitted_prefix = true; | |
| 1509 } | |
| 1510 break; | |
| 1511 } | |
| 1512 } | |
| 1513 } | |
| 1514 | |
| 1515 /* Construct a PRETTY-PRINTER with PREFIX and of MAXIMUM_LENGTH | |
| 1516 characters per line. */ | |
| 111 | 1517 |
| 1518 pretty_printer::pretty_printer (const char *p, int l) | |
| 1519 : buffer (new (XCNEW (output_buffer)) output_buffer ()), | |
| 1520 prefix (), | |
| 1521 padding (pp_none), | |
| 1522 maximum_length (), | |
| 1523 indent_skip (), | |
| 1524 wrapping (), | |
| 1525 format_decoder (), | |
| 1526 m_format_postprocessor (NULL), | |
| 1527 emitted_prefix (), | |
| 1528 need_newline (), | |
| 1529 translate_identifiers (true), | |
| 1530 show_color () | |
| 0 | 1531 { |
| 111 | 1532 pp_line_cutoff (this) = l; |
| 1533 /* By default, we emit prefixes once per message. */ | |
| 1534 pp_prefixing_rule (this) = DIAGNOSTICS_SHOW_PREFIX_ONCE; | |
| 1535 pp_set_prefix (this, p); | |
| 1536 } | |
| 1537 | |
| 1538 pretty_printer::~pretty_printer () | |
| 1539 { | |
| 1540 if (m_format_postprocessor) | |
| 1541 delete m_format_postprocessor; | |
| 1542 buffer->~output_buffer (); | |
| 1543 XDELETE (buffer); | |
| 0 | 1544 } |
| 1545 | |
| 1546 /* Append a string delimited by START and END to the output area of | |
| 1547 PRETTY-PRINTER. No line wrapping is done. However, if beginning a | |
| 1548 new line then emit PRETTY-PRINTER's prefix and skip any leading | |
| 1549 whitespace if appropriate. The caller must ensure that it is | |
| 1550 safe to do so. */ | |
| 1551 void | |
| 111 | 1552 pp_append_text (pretty_printer *pp, const char *start, const char *end) |
| 0 | 1553 { |
| 1554 /* Emit prefix and skip whitespace if we're starting a new line. */ | |
| 111 | 1555 if (pp_buffer (pp)->line_length == 0) |
| 0 | 1556 { |
| 1557 pp_emit_prefix (pp); | |
| 1558 if (pp_is_wrapping_line (pp)) | |
| 1559 while (start != end && *start == ' ') | |
| 1560 ++start; | |
| 1561 } | |
| 1562 pp_append_r (pp, start, end - start); | |
| 1563 } | |
| 1564 | |
| 1565 /* Finishes constructing a NULL-terminated character string representing | |
| 1566 the PRETTY-PRINTED text. */ | |
| 1567 const char * | |
| 111 | 1568 pp_formatted_text (pretty_printer *pp) |
| 0 | 1569 { |
| 111 | 1570 return output_buffer_formatted_text (pp_buffer (pp)); |
| 0 | 1571 } |
| 1572 | |
| 1573 /* Return a pointer to the last character emitted in PRETTY-PRINTER's | |
| 1574 output area. A NULL pointer means no character available. */ | |
| 1575 const char * | |
| 111 | 1576 pp_last_position_in_text (const pretty_printer *pp) |
| 0 | 1577 { |
| 111 | 1578 return output_buffer_last_position_in_text (pp_buffer (pp)); |
| 0 | 1579 } |
| 1580 | |
| 1581 /* Return the amount of characters PRETTY-PRINTER can accept to | |
| 1582 make a full line. Meaningful only in line-wrapping mode. */ | |
| 1583 int | |
| 111 | 1584 pp_remaining_character_count_for_line (pretty_printer *pp) |
| 0 | 1585 { |
| 111 | 1586 return pp->maximum_length - pp_buffer (pp)->line_length; |
| 0 | 1587 } |
| 1588 | |
| 1589 | |
| 1590 /* Format a message into BUFFER a la printf. */ | |
| 1591 void | |
| 1592 pp_printf (pretty_printer *pp, const char *msg, ...) | |
| 1593 { | |
| 1594 text_info text; | |
| 1595 va_list ap; | |
| 1596 | |
| 1597 va_start (ap, msg); | |
| 1598 text.err_no = errno; | |
| 1599 text.args_ptr = ≈ | |
| 1600 text.format_spec = msg; | |
| 1601 pp_format (pp, &text); | |
| 1602 pp_output_formatted_text (pp); | |
| 1603 va_end (ap); | |
| 1604 } | |
| 1605 | |
| 1606 | |
| 1607 /* Output MESSAGE verbatim into BUFFER. */ | |
| 1608 void | |
| 1609 pp_verbatim (pretty_printer *pp, const char *msg, ...) | |
| 1610 { | |
| 1611 text_info text; | |
| 1612 va_list ap; | |
| 1613 | |
| 1614 va_start (ap, msg); | |
| 1615 text.err_no = errno; | |
| 1616 text.args_ptr = ≈ | |
| 1617 text.format_spec = msg; | |
| 1618 pp_format_verbatim (pp, &text); | |
| 1619 va_end (ap); | |
| 1620 } | |
| 1621 | |
| 1622 | |
| 1623 | |
| 1624 /* Have PRETTY-PRINTER start a new line. */ | |
| 1625 void | |
| 111 | 1626 pp_newline (pretty_printer *pp) |
| 0 | 1627 { |
| 111 | 1628 obstack_1grow (pp_buffer (pp)->obstack, '\n'); |
| 1629 pp_needs_newline (pp) = false; | |
| 1630 pp_buffer (pp)->line_length = 0; | |
| 0 | 1631 } |
| 1632 | |
| 1633 /* Have PRETTY-PRINTER add a CHARACTER. */ | |
| 1634 void | |
| 111 | 1635 pp_character (pretty_printer *pp, int c) |
| 0 | 1636 { |
| 1637 if (pp_is_wrapping_line (pp) | |
| 1638 && pp_remaining_character_count_for_line (pp) <= 0) | |
| 1639 { | |
| 1640 pp_newline (pp); | |
| 1641 if (ISSPACE (c)) | |
| 1642 return; | |
| 1643 } | |
| 111 | 1644 obstack_1grow (pp_buffer (pp)->obstack, c); |
| 1645 ++pp_buffer (pp)->line_length; | |
| 0 | 1646 } |
| 1647 | |
| 1648 /* Append a STRING to the output area of PRETTY-PRINTER; the STRING may | |
| 1649 be line-wrapped if in appropriate mode. */ | |
| 1650 void | |
| 111 | 1651 pp_string (pretty_printer *pp, const char *str) |
| 1652 { | |
| 1653 gcc_checking_assert (str); | |
| 1654 pp_maybe_wrap_text (pp, str, str + strlen (str)); | |
| 1655 } | |
| 1656 | |
| 1657 /* Append the leading N characters of STRING to the output area of | |
| 1658 PRETTY-PRINTER, quoting in hexadecimal non-printable characters. | |
| 1659 Setting N = -1 is as if N were set to strlen (STRING). The STRING | |
| 1660 may be line-wrapped if in appropriate mode. */ | |
| 1661 static void | |
| 1662 pp_quoted_string (pretty_printer *pp, const char *str, size_t n /* = -1 */) | |
| 0 | 1663 { |
| 111 | 1664 gcc_checking_assert (str); |
| 1665 | |
| 1666 const char *last = str; | |
| 1667 const char *ps; | |
| 1668 | |
| 1669 /* Compute the length if not specified. */ | |
| 1670 if (n == (size_t) -1) | |
| 1671 n = strlen (str); | |
| 1672 | |
| 1673 for (ps = str; n; ++ps, --n) | |
| 1674 { | |
| 1675 if (ISPRINT (*ps)) | |
| 1676 continue; | |
| 1677 | |
| 1678 if (last < ps) | |
| 1679 pp_maybe_wrap_text (pp, last, ps - 1); | |
| 1680 | |
| 1681 /* Append the hexadecimal value of the character. Allocate a buffer | |
| 1682 that's large enough for a 32-bit char plus the hex prefix. */ | |
| 1683 char buf [11]; | |
| 1684 int n = sprintf (buf, "\\x%02x", (unsigned char)*ps); | |
| 1685 pp_maybe_wrap_text (pp, buf, buf + n); | |
| 1686 last = ps + 1; | |
| 1687 } | |
| 1688 | |
| 1689 pp_maybe_wrap_text (pp, last, ps); | |
| 0 | 1690 } |
| 1691 | |
| 1692 /* Maybe print out a whitespace if needed. */ | |
| 1693 | |
| 1694 void | |
| 111 | 1695 pp_maybe_space (pretty_printer *pp) |
| 0 | 1696 { |
| 111 | 1697 if (pp->padding != pp_none) |
| 0 | 1698 { |
| 1699 pp_space (pp); | |
| 111 | 1700 pp->padding = pp_none; |
| 0 | 1701 } |
| 1702 } | |
| 111 | 1703 |
| 1704 // Add a newline to the pretty printer PP and flush formatted text. | |
| 1705 | |
| 1706 void | |
| 1707 pp_newline_and_flush (pretty_printer *pp) | |
| 1708 { | |
| 1709 pp_newline (pp); | |
| 1710 pp_flush (pp); | |
| 1711 pp_needs_newline (pp) = false; | |
| 1712 } | |
| 1713 | |
| 1714 // Add a newline to the pretty printer PP, followed by indentation. | |
| 1715 | |
| 1716 void | |
| 1717 pp_newline_and_indent (pretty_printer *pp, int n) | |
| 1718 { | |
| 1719 pp_indentation (pp) += n; | |
| 1720 pp_newline (pp); | |
| 1721 pp_indent (pp); | |
| 1722 pp_needs_newline (pp) = false; | |
| 1723 } | |
| 1724 | |
| 1725 // Add separator C, followed by a single whitespace. | |
| 1726 | |
| 1727 void | |
| 1728 pp_separate_with (pretty_printer *pp, char c) | |
| 1729 { | |
| 1730 pp_character (pp, c); | |
| 1731 pp_space (pp); | |
| 1732 } | |
| 1733 | |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1734 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1735 /* The string starting at P has LEN (at least 1) bytes left; if they |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1736 start with a valid UTF-8 sequence, return the length of that |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1737 sequence and set *VALUE to the value of that sequence, and |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1738 otherwise return 0 and set *VALUE to (unsigned int) -1. */ |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1739 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1740 static int |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1741 decode_utf8_char (const unsigned char *p, size_t len, unsigned int *value) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1742 { |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1743 unsigned int t = *p; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1744 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1745 if (len == 0) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1746 abort (); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1747 if (t & 0x80) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1748 { |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1749 size_t utf8_len = 0; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1750 unsigned int ch; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1751 size_t i; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1752 for (t = *p; t & 0x80; t <<= 1) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1753 utf8_len++; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1754 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1755 if (utf8_len > len || utf8_len < 2 || utf8_len > 6) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1756 { |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1757 *value = (unsigned int) -1; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1758 return 0; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1759 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1760 ch = *p & ((1 << (7 - utf8_len)) - 1); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1761 for (i = 1; i < utf8_len; i++) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1762 { |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1763 unsigned int u = p[i]; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1764 if ((u & 0xC0) != 0x80) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1765 { |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1766 *value = (unsigned int) -1; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1767 return 0; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1768 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1769 ch = (ch << 6) | (u & 0x3F); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1770 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1771 if ( (ch <= 0x7F && utf8_len > 1) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1772 || (ch <= 0x7FF && utf8_len > 2) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1773 || (ch <= 0xFFFF && utf8_len > 3) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1774 || (ch <= 0x1FFFFF && utf8_len > 4) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1775 || (ch <= 0x3FFFFFF && utf8_len > 5) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1776 || (ch >= 0xD800 && ch <= 0xDFFF)) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1777 { |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1778 *value = (unsigned int) -1; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1779 return 0; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1780 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1781 *value = ch; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1782 return utf8_len; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1783 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1784 else |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1785 { |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1786 *value = t; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1787 return 1; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1788 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1789 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1790 |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1791 /* Allocator for identifier_to_locale and corresponding function to |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1792 free memory. */ |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1793 |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1794 void *(*identifier_to_locale_alloc) (size_t) = xmalloc; |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1795 void (*identifier_to_locale_free) (void *) = free; |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1796 |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1797 /* Given IDENT, an identifier in the internal encoding, return a |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1798 version of IDENT suitable for diagnostics in the locale character |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1799 set: either IDENT itself, or a string, allocated using |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1800 identifier_to_locale_alloc, converted to the locale character set |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1801 and using escape sequences if not representable in the locale |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1802 character set or containing control characters or invalid byte |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1803 sequences. Existing backslashes in IDENT are not doubled, so the |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1804 result may not uniquely specify the contents of an arbitrary byte |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1805 sequence identifier. */ |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1806 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1807 const char * |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1808 identifier_to_locale (const char *ident) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1809 { |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1810 const unsigned char *uid = (const unsigned char *) ident; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1811 size_t idlen = strlen (ident); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1812 bool valid_printable_utf8 = true; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1813 bool all_ascii = true; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1814 size_t i; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1815 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1816 for (i = 0; i < idlen;) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1817 { |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1818 unsigned int c; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1819 size_t utf8_len = decode_utf8_char (&uid[i], idlen - i, &c); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1820 if (utf8_len == 0 || c <= 0x1F || (c >= 0x7F && c <= 0x9F)) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1821 { |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1822 valid_printable_utf8 = false; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1823 break; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1824 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1825 if (utf8_len > 1) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1826 all_ascii = false; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1827 i += utf8_len; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1828 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1829 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1830 /* If IDENT contains invalid UTF-8 sequences (which may occur with |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1831 attributes putting arbitrary byte sequences in identifiers), or |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1832 control characters, we use octal escape sequences for all bytes |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1833 outside printable ASCII. */ |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1834 if (!valid_printable_utf8) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1835 { |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1836 char *ret = (char *) identifier_to_locale_alloc (4 * idlen + 1); |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1837 char *p = ret; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1838 for (i = 0; i < idlen; i++) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1839 { |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1840 if (uid[i] > 0x1F && uid[i] < 0x7F) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1841 *p++ = uid[i]; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1842 else |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1843 { |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1844 sprintf (p, "\\%03o", uid[i]); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1845 p += 4; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1846 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1847 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1848 *p = 0; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1849 return ret; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1850 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1851 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1852 /* Otherwise, if it is valid printable ASCII, or printable UTF-8 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1853 with the locale character set being UTF-8, IDENT is used. */ |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1854 if (all_ascii || locale_utf8) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1855 return ident; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1856 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1857 /* Otherwise IDENT is converted to the locale character set if |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1858 possible. */ |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1859 #if defined ENABLE_NLS && defined HAVE_LANGINFO_CODESET && HAVE_ICONV |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1860 if (locale_encoding != NULL) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1861 { |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1862 iconv_t cd = iconv_open (locale_encoding, "UTF-8"); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1863 bool conversion_ok = true; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1864 char *ret = NULL; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1865 if (cd != (iconv_t) -1) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1866 { |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1867 size_t ret_alloc = 4 * idlen + 1; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1868 for (;;) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1869 { |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1870 /* Repeat the whole conversion process as needed with |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1871 larger buffers so non-reversible transformations can |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1872 always be detected. */ |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1873 ICONV_CONST char *inbuf = CONST_CAST (char *, ident); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1874 char *outbuf; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1875 size_t inbytesleft = idlen; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1876 size_t outbytesleft = ret_alloc - 1; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1877 size_t iconv_ret; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1878 |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1879 ret = (char *) identifier_to_locale_alloc (ret_alloc); |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1880 outbuf = ret; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1881 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1882 if (iconv (cd, 0, 0, 0, 0) == (size_t) -1) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1883 { |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1884 conversion_ok = false; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1885 break; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1886 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1887 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1888 iconv_ret = iconv (cd, &inbuf, &inbytesleft, |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1889 &outbuf, &outbytesleft); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1890 if (iconv_ret == (size_t) -1 || inbytesleft != 0) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1891 { |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1892 if (errno == E2BIG) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1893 { |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1894 ret_alloc *= 2; |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1895 identifier_to_locale_free (ret); |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1896 ret = NULL; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1897 continue; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1898 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1899 else |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1900 { |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1901 conversion_ok = false; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1902 break; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1903 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1904 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1905 else if (iconv_ret != 0) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1906 { |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1907 conversion_ok = false; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1908 break; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1909 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1910 /* Return to initial shift state. */ |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1911 if (iconv (cd, 0, 0, &outbuf, &outbytesleft) == (size_t) -1) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1912 { |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1913 if (errno == E2BIG) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1914 { |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1915 ret_alloc *= 2; |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1916 identifier_to_locale_free (ret); |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1917 ret = NULL; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1918 continue; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1919 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1920 else |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1921 { |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1922 conversion_ok = false; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1923 break; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1924 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1925 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1926 *outbuf = 0; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1927 break; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1928 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1929 iconv_close (cd); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1930 if (conversion_ok) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1931 return ret; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1932 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1933 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1934 #endif |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1935 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1936 /* Otherwise, convert non-ASCII characters in IDENT to UCNs. */ |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1937 { |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
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1938 char *ret = (char *) identifier_to_locale_alloc (10 * idlen + 1); |
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1939 char *p = ret; |
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1940 for (i = 0; i < idlen;) |
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1941 { |
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1942 unsigned int c; |
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1943 size_t utf8_len = decode_utf8_char (&uid[i], idlen - i, &c); |
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1944 if (utf8_len == 1) |
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1945 *p++ = uid[i]; |
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1946 else |
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1947 { |
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1948 sprintf (p, "\\U%08x", c); |
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1949 p += 10; |
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1950 } |
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1951 i += utf8_len; |
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1952 } |
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1953 *p = 0; |
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1954 return ret; |
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1955 } |
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1956 } |
| 111 | 1957 |
| 1958 #if CHECKING_P | |
| 1959 | |
| 1960 namespace selftest { | |
| 1961 | |
| 1962 /* Smoketest for pretty_printer. */ | |
| 1963 | |
| 1964 static void | |
| 1965 test_basic_printing () | |
| 1966 { | |
| 1967 pretty_printer pp; | |
| 1968 pp_string (&pp, "hello"); | |
| 1969 pp_space (&pp); | |
| 1970 pp_string (&pp, "world"); | |
| 1971 | |
| 1972 ASSERT_STREQ ("hello world", pp_formatted_text (&pp)); | |
| 1973 } | |
| 1974 | |
| 1975 /* Helper function for testing pp_format. | |
| 1976 Verify that pp_format (FMT, ...) followed by pp_output_formatted_text | |
| 1977 prints EXPECTED, assuming that pp_show_color is SHOW_COLOR. */ | |
| 1978 | |
| 1979 static void | |
| 1980 assert_pp_format_va (const location &loc, const char *expected, | |
| 1981 bool show_color, const char *fmt, va_list *ap) | |
| 1982 { | |
| 1983 pretty_printer pp; | |
| 1984 text_info ti; | |
| 1985 rich_location rich_loc (line_table, UNKNOWN_LOCATION); | |
| 1986 | |
| 1987 ti.format_spec = fmt; | |
| 1988 ti.args_ptr = ap; | |
| 1989 ti.err_no = 0; | |
| 1990 ti.x_data = NULL; | |
| 1991 ti.m_richloc = &rich_loc; | |
| 1992 | |
| 1993 pp_show_color (&pp) = show_color; | |
| 1994 pp_format (&pp, &ti); | |
| 1995 pp_output_formatted_text (&pp); | |
| 1996 ASSERT_STREQ_AT (loc, expected, pp_formatted_text (&pp)); | |
| 1997 } | |
| 1998 | |
| 1999 /* Verify that pp_format (FMT, ...) followed by pp_output_formatted_text | |
| 2000 prints EXPECTED, with show_color disabled. */ | |
| 2001 | |
| 2002 static void | |
| 2003 assert_pp_format (const location &loc, const char *expected, | |
| 2004 const char *fmt, ...) | |
| 2005 { | |
| 2006 va_list ap; | |
| 2007 | |
| 2008 va_start (ap, fmt); | |
| 2009 assert_pp_format_va (loc, expected, false, fmt, &ap); | |
| 2010 va_end (ap); | |
| 2011 } | |
| 2012 | |
| 2013 /* As above, but with colorization enabled. */ | |
| 2014 | |
| 2015 static void | |
| 2016 assert_pp_format_colored (const location &loc, const char *expected, | |
| 2017 const char *fmt, ...) | |
| 2018 { | |
| 2019 /* The tests of colorization assume the default color scheme. | |
| 2020 If GCC_COLORS is set, then the colors have potentially been | |
| 2021 overridden; skip the test. */ | |
| 2022 if (getenv ("GCC_COLORS")) | |
| 2023 return; | |
| 2024 | |
| 2025 va_list ap; | |
| 2026 | |
| 2027 va_start (ap, fmt); | |
| 2028 assert_pp_format_va (loc, expected, true, fmt, &ap); | |
| 2029 va_end (ap); | |
| 2030 } | |
| 2031 | |
| 2032 /* Helper function for calling testing pp_format, | |
| 2033 by calling assert_pp_format with various numbers of arguments. | |
| 2034 These exist mostly to avoid having to write SELFTEST_LOCATION | |
| 2035 throughout test_pp_format. */ | |
| 2036 | |
| 2037 #define ASSERT_PP_FORMAT_1(EXPECTED, FMT, ARG1) \ | |
| 2038 SELFTEST_BEGIN_STMT \ | |
| 2039 assert_pp_format ((SELFTEST_LOCATION), (EXPECTED), (FMT), \ | |
| 2040 (ARG1)); \ | |
| 2041 SELFTEST_END_STMT | |
| 2042 | |
| 2043 #define ASSERT_PP_FORMAT_2(EXPECTED, FMT, ARG1, ARG2) \ | |
| 2044 SELFTEST_BEGIN_STMT \ | |
| 2045 assert_pp_format ((SELFTEST_LOCATION), (EXPECTED), (FMT), \ | |
| 2046 (ARG1), (ARG2)); \ | |
| 2047 SELFTEST_END_STMT | |
| 2048 | |
| 2049 #define ASSERT_PP_FORMAT_3(EXPECTED, FMT, ARG1, ARG2, ARG3) \ | |
| 2050 SELFTEST_BEGIN_STMT \ | |
| 2051 assert_pp_format ((SELFTEST_LOCATION), (EXPECTED), (FMT), \ | |
| 2052 (ARG1), (ARG2), (ARG3)); \ | |
| 2053 SELFTEST_END_STMT | |
| 2054 | |
| 2055 /* Verify that pp_format works, for various format codes. */ | |
| 2056 | |
| 2057 static void | |
| 2058 test_pp_format () | |
| 2059 { | |
| 2060 /* Avoid introducing locale-specific differences in the results | |
| 2061 by hardcoding open_quote and close_quote. */ | |
| 2062 const char *old_open_quote = open_quote; | |
| 2063 const char *old_close_quote = close_quote; | |
| 2064 open_quote = "`"; | |
| 2065 close_quote = "'"; | |
| 2066 | |
| 2067 /* Verify that plain text is passed through unchanged. */ | |
| 2068 assert_pp_format (SELFTEST_LOCATION, "unformatted", "unformatted"); | |
| 2069 | |
| 2070 /* Verify various individual format codes, in the order listed in the | |
| 2071 comment for pp_format above. For each code, we append a second | |
| 2072 argument with a known bit pattern (0x12345678), to ensure that we | |
| 2073 are consuming arguments correctly. */ | |
| 2074 ASSERT_PP_FORMAT_2 ("-27 12345678", "%d %x", -27, 0x12345678); | |
| 2075 ASSERT_PP_FORMAT_2 ("-5 12345678", "%i %x", -5, 0x12345678); | |
| 2076 ASSERT_PP_FORMAT_2 ("10 12345678", "%u %x", 10, 0x12345678); | |
| 2077 ASSERT_PP_FORMAT_2 ("17 12345678", "%o %x", 15, 0x12345678); | |
| 2078 ASSERT_PP_FORMAT_2 ("cafebabe 12345678", "%x %x", 0xcafebabe, 0x12345678); | |
| 2079 ASSERT_PP_FORMAT_2 ("-27 12345678", "%ld %x", (long)-27, 0x12345678); | |
| 2080 ASSERT_PP_FORMAT_2 ("-5 12345678", "%li %x", (long)-5, 0x12345678); | |
| 2081 ASSERT_PP_FORMAT_2 ("10 12345678", "%lu %x", (long)10, 0x12345678); | |
| 2082 ASSERT_PP_FORMAT_2 ("17 12345678", "%lo %x", (long)15, 0x12345678); | |
| 2083 ASSERT_PP_FORMAT_2 ("cafebabe 12345678", "%lx %x", (long)0xcafebabe, | |
| 2084 0x12345678); | |
| 2085 ASSERT_PP_FORMAT_2 ("-27 12345678", "%lld %x", (long long)-27, 0x12345678); | |
| 2086 ASSERT_PP_FORMAT_2 ("-5 12345678", "%lli %x", (long long)-5, 0x12345678); | |
| 2087 ASSERT_PP_FORMAT_2 ("10 12345678", "%llu %x", (long long)10, 0x12345678); | |
| 2088 ASSERT_PP_FORMAT_2 ("17 12345678", "%llo %x", (long long)15, 0x12345678); | |
| 2089 ASSERT_PP_FORMAT_2 ("cafebabe 12345678", "%llx %x", (long long)0xcafebabe, | |
| 2090 0x12345678); | |
| 2091 ASSERT_PP_FORMAT_2 ("-27 12345678", "%wd %x", (HOST_WIDE_INT)-27, 0x12345678); | |
| 2092 ASSERT_PP_FORMAT_2 ("-5 12345678", "%wi %x", (HOST_WIDE_INT)-5, 0x12345678); | |
| 2093 ASSERT_PP_FORMAT_2 ("10 12345678", "%wu %x", (unsigned HOST_WIDE_INT)10, | |
| 2094 0x12345678); | |
| 2095 ASSERT_PP_FORMAT_2 ("17 12345678", "%wo %x", (HOST_WIDE_INT)15, 0x12345678); | |
| 2096 ASSERT_PP_FORMAT_2 ("0xcafebabe 12345678", "%wx %x", (HOST_WIDE_INT)0xcafebabe, | |
| 2097 0x12345678); | |
| 2098 ASSERT_PP_FORMAT_2 ("A 12345678", "%c %x", 'A', 0x12345678); | |
| 2099 ASSERT_PP_FORMAT_2 ("hello world 12345678", "%s %x", "hello world", | |
| 2100 0x12345678); | |
| 2101 | |
| 2102 /* Not nul-terminated. */ | |
| 2103 char arr[5] = { '1', '2', '3', '4', '5' }; | |
| 2104 ASSERT_PP_FORMAT_3 ("123 12345678", "%.*s %x", 3, arr, 0x12345678); | |
| 2105 ASSERT_PP_FORMAT_3 ("1234 12345678", "%.*s %x", -1, "1234", 0x12345678); | |
| 2106 ASSERT_PP_FORMAT_3 ("12345 12345678", "%.*s %x", 7, "12345", 0x12345678); | |
| 2107 | |
| 2108 /* We can't test for %p; the pointer is printed in an implementation-defined | |
| 2109 manner. */ | |
| 2110 ASSERT_PP_FORMAT_2 ("normal colored normal 12345678", | |
| 2111 "normal %rcolored%R normal %x", | |
| 2112 "error", 0x12345678); | |
| 2113 assert_pp_format_colored | |
| 2114 (SELFTEST_LOCATION, | |
| 2115 "normal \33[01;31m\33[Kcolored\33[m\33[K normal 12345678", | |
| 2116 "normal %rcolored%R normal %x", "error", 0x12345678); | |
| 2117 /* TODO: | |
| 2118 %m: strerror(text->err_no) - does not consume a value from args_ptr. */ | |
| 2119 ASSERT_PP_FORMAT_1 ("% 12345678", "%% %x", 0x12345678); | |
| 2120 ASSERT_PP_FORMAT_1 ("` 12345678", "%< %x", 0x12345678); | |
| 2121 ASSERT_PP_FORMAT_1 ("' 12345678", "%> %x", 0x12345678); | |
| 2122 ASSERT_PP_FORMAT_1 ("' 12345678", "%' %x", 0x12345678); | |
| 2123 ASSERT_PP_FORMAT_3 ("abc 12345678", "%.*s %x", 3, "abcdef", 0x12345678); | |
| 2124 ASSERT_PP_FORMAT_2 ("abc 12345678", "%.3s %x", "abcdef", 0x12345678); | |
| 2125 | |
| 2126 /* Verify flag 'q'. */ | |
| 2127 ASSERT_PP_FORMAT_2 ("`foo' 12345678", "%qs %x", "foo", 0x12345678); | |
| 2128 assert_pp_format_colored (SELFTEST_LOCATION, | |
| 2129 "`\33[01m\33[Kfoo\33[m\33[K' 12345678", "%qs %x", | |
| 2130 "foo", 0x12345678); | |
| 2131 | |
| 2132 /* Verify %Z. */ | |
| 2133 int v[] = { 1, 2, 3 }; | |
| 2134 ASSERT_PP_FORMAT_3 ("1, 2, 3 12345678", "%Z %x", v, 3, 0x12345678); | |
| 2135 | |
| 2136 int v2[] = { 0 }; | |
| 2137 ASSERT_PP_FORMAT_3 ("0 12345678", "%Z %x", v2, 1, 0x12345678); | |
| 2138 | |
| 2139 /* Verify that combinations work, along with unformatted text. */ | |
| 2140 assert_pp_format (SELFTEST_LOCATION, | |
| 2141 "the quick brown fox jumps over the lazy dog", | |
| 2142 "the %s %s %s jumps over the %s %s", | |
| 2143 "quick", "brown", "fox", "lazy", "dog"); | |
| 2144 assert_pp_format (SELFTEST_LOCATION, "item 3 of 7", "item %i of %i", 3, 7); | |
| 2145 assert_pp_format (SELFTEST_LOCATION, "problem with `bar' at line 10", | |
| 2146 "problem with %qs at line %i", "bar", 10); | |
| 2147 | |
| 2148 /* Restore old values of open_quote and close_quote. */ | |
| 2149 open_quote = old_open_quote; | |
| 2150 close_quote = old_close_quote; | |
| 2151 } | |
| 2152 | |
| 2153 /* Run all of the selftests within this file. */ | |
| 2154 | |
| 2155 void | |
| 2156 pretty_print_c_tests () | |
| 2157 { | |
| 2158 test_basic_printing (); | |
| 2159 test_pp_format (); | |
| 2160 } | |
| 2161 | |
| 2162 } // namespace selftest | |
| 2163 | |
| 2164 #endif /* CHECKING_P */ |