#line 2 "dt_lex.c" /* A lexical scanner generated by flex */ /* Scanner skeleton version: * $Header: /home/daffy/u0/vern/flex/RCS/flex.skl,v 2.91 96/09/10 16:58:48 vern Exp $ */ #define FLEX_SCANNER #define YY_FLEX_MAJOR_VERSION 2 #define YY_FLEX_MINOR_VERSION 5 #include /* cfront 1.2 defines "c_plusplus" instead of "__cplusplus" */ #ifdef c_plusplus #ifndef __cplusplus #define __cplusplus #endif #endif #ifdef __cplusplus #include #include /* Use prototypes in function declarations. */ #define YY_USE_PROTOS /* The "const" storage-class-modifier is valid. */ #define YY_USE_CONST #else /* ! __cplusplus */ #if __STDC__ #define YY_USE_PROTOS #define YY_USE_CONST #endif /* __STDC__ */ #endif /* ! __cplusplus */ #ifdef __TURBOC__ #pragma warn -rch #pragma warn -use #include #include #define YY_USE_CONST #define YY_USE_PROTOS #endif #ifdef YY_USE_CONST #define yyconst const #else #define yyconst #endif #ifdef YY_USE_PROTOS #define YY_PROTO(proto) proto #else #define YY_PROTO(proto) () #endif /* Returned upon end-of-file. */ #define YY_NULL 0 /* Promotes a possibly negative, possibly signed char to an unsigned * integer for use as an array index. If the signed char is negative, * we want to instead treat it as an 8-bit unsigned char, hence the * double cast. */ #define YY_SC_TO_UI(c) ((unsigned int) (unsigned char) c) /* Enter a start condition. This macro really ought to take a parameter, * but we do it the disgusting crufty way forced on us by the ()-less * definition of BEGIN. */ #define BEGIN yy_start = 1 + 2 * /* Translate the current start state into a value that can be later handed * to BEGIN to return to the state. The YYSTATE alias is for lex * compatibility. */ #define YY_START ((yy_start - 1) / 2) #define YYSTATE YY_START /* Action number for EOF rule of a given start state. */ #define YY_STATE_EOF(state) (YY_END_OF_BUFFER + state + 1) /* Special action meaning "start processing a new file". */ #define YY_NEW_FILE yyrestart( yyin ) #define YY_END_OF_BUFFER_CHAR 0 /* Size of default input buffer. */ #define YY_BUF_SIZE 16384 typedef struct yy_buffer_state *YY_BUFFER_STATE; extern int yyleng; extern FILE *yyin, *yyout; #define EOB_ACT_CONTINUE_SCAN 0 #define EOB_ACT_END_OF_FILE 1 #define EOB_ACT_LAST_MATCH 2 /* The funky do-while in the following #define is used to turn the definition * int a single C statement (which needs a semi-colon terminator). This * avoids problems with code like: * * if ( condition_holds ) * yyless( 5 ); * else * do_something_else(); * * Prior to using the do-while the compiler would get upset at the * "else" because it interpreted the "if" statement as being all * done when it reached the ';' after the yyless() call. */ /* Return all but the first 'n' matched characters back to the input stream. */ #define yyless(n) \ do \ { \ /* Undo effects of setting up yytext. */ \ *yy_cp = yy_hold_char; \ YY_RESTORE_YY_MORE_OFFSET \ yy_c_buf_p = yy_cp = yy_bp + n - YY_MORE_ADJ; \ YY_DO_BEFORE_ACTION; /* set up yytext again */ \ } \ while ( 0 ) #define unput(c) yyunput( c, yytext_ptr ) /* The following is because we cannot portably get our hands on size_t * (without autoconf's help, which isn't available because we want * flex-generated scanners to compile on their own). */ typedef unsigned int yy_size_t; struct yy_buffer_state { FILE *yy_input_file; char *yy_ch_buf; /* input buffer */ char *yy_buf_pos; /* current position in input buffer */ /* Size of input buffer in bytes, not including room for EOB * characters. */ yy_size_t yy_buf_size; /* Number of characters read into yy_ch_buf, not including EOB * characters. */ int yy_n_chars; /* Whether we "own" the buffer - i.e., we know we created it, * and can realloc() it to grow it, and should free() it to * delete it. */ int yy_is_our_buffer; /* Whether this is an "interactive" input source; if so, and * if we're using stdio for input, then we want to use getc() * instead of fread(), to make sure we stop fetching input after * each newline. */ int yy_is_interactive; /* Whether we're considered to be at the beginning of a line. * If so, '^' rules will be active on the next match, otherwise * not. */ int yy_at_bol; /* Whether to try to fill the input buffer when we reach the * end of it. */ int yy_fill_buffer; int yy_buffer_status; #define YY_BUFFER_NEW 0 #define YY_BUFFER_NORMAL 1 /* When an EOF's been seen but there's still some text to process * then we mark the buffer as YY_EOF_PENDING, to indicate that we * shouldn't try reading from the input source any more. We might * still have a bunch of tokens to match, though, because of * possible backing-up. * * When we actually see the EOF, we change the status to "new" * (via yyrestart()), so that the user can continue scanning by * just pointing yyin at a new input file. */ #define YY_BUFFER_EOF_PENDING 2 }; static YY_BUFFER_STATE yy_current_buffer = 0; /* We provide macros for accessing buffer states in case in the * future we want to put the buffer states in a more general * "scanner state". */ #define YY_CURRENT_BUFFER yy_current_buffer /* yy_hold_char holds the character lost when yytext is formed. */ static char yy_hold_char; static int yy_n_chars; /* number of characters read into yy_ch_buf */ int yyleng; /* Points to current character in buffer. */ static char *yy_c_buf_p = (char *) 0; static int yy_init = 1; /* whether we need to initialize */ static int yy_start = 0; /* start state number */ /* Flag which is used to allow yywrap()'s to do buffer switches * instead of setting up a fresh yyin. A bit of a hack ... */ static int yy_did_buffer_switch_on_eof; void yyrestart YY_PROTO(( FILE *input_file )); void yy_switch_to_buffer YY_PROTO(( YY_BUFFER_STATE new_buffer )); void yy_load_buffer_state YY_PROTO(( void )); YY_BUFFER_STATE yy_create_buffer YY_PROTO(( FILE *file, int size )); void yy_delete_buffer YY_PROTO(( YY_BUFFER_STATE b )); void yy_init_buffer YY_PROTO(( YY_BUFFER_STATE b, FILE *file )); void yy_flush_buffer YY_PROTO(( YY_BUFFER_STATE b )); #define YY_FLUSH_BUFFER yy_flush_buffer( yy_current_buffer ) YY_BUFFER_STATE yy_scan_buffer YY_PROTO(( char *base, yy_size_t size )); YY_BUFFER_STATE yy_scan_string YY_PROTO(( yyconst char *yy_str )); YY_BUFFER_STATE yy_scan_bytes YY_PROTO(( yyconst char *bytes, int len )); static void *yy_flex_alloc YY_PROTO(( yy_size_t )); static void *yy_flex_realloc YY_PROTO(( void *, yy_size_t )); static void yy_flex_free YY_PROTO(( void * )); #define yy_new_buffer yy_create_buffer #define yy_set_interactive(is_interactive) \ { \ if ( ! yy_current_buffer ) \ yy_current_buffer = yy_create_buffer( yyin, YY_BUF_SIZE ); \ yy_current_buffer->yy_is_interactive = is_interactive; \ } #define yy_set_bol(at_bol) \ { \ if ( ! yy_current_buffer ) \ yy_current_buffer = yy_create_buffer( yyin, YY_BUF_SIZE ); \ yy_current_buffer->yy_at_bol = at_bol; \ } #define YY_AT_BOL() (yy_current_buffer->yy_at_bol) #define YY_USES_REJECT typedef unsigned char YY_CHAR; FILE *yyin = (FILE *) 0, *yyout = (FILE *) 0; typedef int yy_state_type; #define YY_FLEX_LEX_COMPAT extern int yylineno; int yylineno = 1; extern char yytext[]; static yy_state_type yy_get_previous_state YY_PROTO(( void )); static yy_state_type yy_try_NUL_trans YY_PROTO(( yy_state_type current_state )); static int yy_get_next_buffer YY_PROTO(( void )); static void yy_fatal_error YY_PROTO(( yyconst char msg[] )); /* Done after the current pattern has been matched and before the * corresponding action - sets up yytext. */ #define YY_DO_BEFORE_ACTION \ yytext_ptr = yy_bp; \ yyleng = (int) (yy_cp - yy_bp); \ yy_hold_char = *yy_cp; \ *yy_cp = '\0'; \ if ( yyleng + yy_more_offset >= YYLMAX ) \ YY_FATAL_ERROR( "token too large, exceeds YYLMAX" ); \ yy_flex_strncpy( &yytext[yy_more_offset], yytext_ptr, yyleng + 1 ); \ yyleng += yy_more_offset; \ yy_prev_more_offset = yy_more_offset; \ yy_more_offset = 0; \ yy_c_buf_p = yy_cp; #define YY_NUM_RULES 162 #define YY_END_OF_BUFFER 163 static yyconst short int yy_acclist[740] = { 0, 163, 162, 149, 162, 147, 149, 162, 147, 162, 126, 149, 162, 149, 162,16469, 149, 162, 124, 149, 162, 109, 149, 162, 149, 162,16472, 100, 149, 162, 101, 149, 162, 123, 149, 162, 121, 149, 162, 145, 149, 162, 122, 149, 162, 129, 149, 162, 99, 149, 162, 81, 84, 149, 162, 81, 84, 149, 162, 128, 149, 162, 146, 149, 162, 115, 149, 162, 131, 149, 162, 117, 149, 162, 127, 149, 162, 80, 149, 162, 78, 149, 162, 102, 149, 162, 149, 162, 103, 149, 162, 108, 149, 162, 78, 149, 162, 78, 149, 162, 78, 149, 162, 78, 149, 162, 78, 149, 162, 78, 149, 162, 78, 149, 162, 78, 149, 162, 78, 149, 162, 78, 149, 162, 78, 149, 162, 78, 149, 162, 78, 149, 162, 78, 149, 162, 78, 149, 162, 78, 149, 162, 78, 149, 162, 78, 149, 162, 104, 149, 162, 107, 149, 162, 106, 149, 162, 125, 149, 162, 147, 149, 162, 94, 149, 162, 152, 162, 152, 162, 152, 162, 157, 162, 156, 157, 162, 156, 162, 153, 157, 162, 155, 157, 162, 154, 157, 162, 82, 157, 162, 82, 157, 162, 153, 157, 162, 153, 157, 162, 153, 157, 162, 153, 157, 162, 153, 157, 162, 153, 157, 162, 153, 157, 162, 153, 157, 162, 153, 157, 162, 153, 157, 162, 153, 157, 162, 153, 157, 162, 153, 157, 162, 105, 157, 162, 156, 157, 162, 95, 157, 162, 160, 161, 162, 159, 161, 162, 158, 162, 161, 162,16469, 83, 160, 161, 162, 83, 160, 161, 162, 97, 162, 98, 162, 97, 162, 96, 97, 162, 114, 16469, 8277, 86, 75, 77, 136, 110, 137,16472, 8280, 89, 134, 142, 132, 143, 133, 130, 84, 90, 135, 84, 81, 84, 84, 81, 84, 81, 119, 116, 113, 118, 120, 79, 78, 148, 138, 111, 78, 78, 78, 78, 78, 78, 9, 78, 78, 78, 78, 78, 78, 78, 17, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 139, 112, 94, 92, 151, 150, 153, 91, 82, 82, 82, 153, 153, 153, 153, 153, 153, 153, 153, 153, 153, 153, 153, 153, 153, 153, 153, 153, 153, 153, 153, 153, 95, 93, 160, 159,16469, 87, 83, 160, 83, 160, 83, 160, 160, 96, 74, 76, 77, 144, 84, 84, 81, 81, 81, 140, 141, 79, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 15, 78, 78, 78, 78, 20, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 92, 82, 82, 153, 153, 153, 153, 153, 153, 153, 153, 153, 153, 56, 153, 153, 153, 153, 153, 153, 153, 153, 153, 153, 153, 153, 153, 153, 153, 153, 153, 93, 83, 160, 83, 160, 76, 1, 78, 78, 3, 78, 4, 78, 78, 78, 78, 78, 78, 11, 78, 12, 78, 78, 78, 16, 78, 78, 78, 21, 78, 78, 78, 78, 78, 78, 78, 28, 78, 78, 78, 78, 78, 78, 78, 78, 37, 78, 78, 78, 78, 78, 42, 78, 78, 78, 78, 46, 153, 47, 153, 153, 153, 153, 51, 153, 153, 153, 153, 153, 57, 153, 153, 153, 153, 61, 153, 153, 153, 153, 153, 153, 67, 153, 153, 153, 153, 153, 72, 153, 153, 2, 78, 5, 78, 78, 78, 78, 78, 78, 14, 78, 78, 78, 78, 23, 78, 78, 78, 78, 78, 29, 78, 78, 78, 78, 78, 78, 78, 78, 78, 40, 78, 78, 78, 44, 78, 45, 78, 48, 153, 153, 153, 153, 53, 153, 153, 153, 153, 153, 153, 62, 153, 153, 153, 153, 153, 153, 153, 70, 153, 153, 153, 78, 78, 78, 10, 78, 13, 78, 18, 78, 19, 78, 78, 78, 78, 78, 27, 78, 30, 78, 31, 78, 32, 78, 33, 78, 35, 78, 36, 78, 78, 78, 78, 78, 153, 50, 153, 52, 153, 54, 153, 55, 153, 153, 153, 153, 63, 153, 64, 153, 65, 153, 66, 153, 153, 153, 153, 153, 78, 7, 78, 8, 78, 78, 78, 78, 78, 78, 78, 39, 78, 78, 78, 49, 153, 153, 153, 153, 153, 69, 153, 153, 153, 6, 78, 22, 78, 24, 78, 25, 78, 26, 78, 34, 78, 78, 41, 78, 43, 78, 58, 153, 59, 153, 60, 153, 153, 71, 153, 73, 153, 78, 153, 38, 78, 68, 153 } ; static yyconst short int yy_accept[511] = { 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 3, 5, 8, 10, 13, 16, 18, 21, 24, 27, 30, 33, 36, 39, 42, 45, 48, 51, 55, 59, 62, 65, 68, 71, 74, 77, 80, 83, 86, 88, 91, 94, 97, 100, 103, 106, 109, 112, 115, 118, 121, 124, 127, 130, 133, 136, 139, 142, 145, 148, 151, 154, 157, 160, 163, 166, 168, 170, 172, 174, 177, 179, 182, 185, 188, 191, 194, 197, 200, 203, 206, 209, 212, 215, 218, 221, 224, 227, 230, 233, 236, 239, 242, 245, 248, 250, 253, 257, 261, 263, 265, 267, 270, 271, 272, 273, 274, 274, 274, 275, 276, 277, 278, 279, 280, 281, 282, 282, 283, 284, 285, 286, 287, 288, 288, 289, 290, 291, 292, 294, 294, 295, 297, 298, 298, 299, 300, 301, 302, 303, 304, 305, 306, 307, 308, 309, 310, 311, 312, 313, 314, 316, 317, 318, 319, 320, 321, 322, 324, 325, 326, 327, 328, 329, 330, 331, 332, 333, 334, 335, 336, 337, 338, 339, 340, 341, 342, 343, 344, 344, 345, 346, 347, 348, 349, 350, 351, 352, 353, 353, 354, 355, 356, 357, 358, 359, 360, 361, 362, 363, 364, 365, 366, 367, 368, 369, 370, 371, 372, 373, 374, 374, 375, 376, 377, 378, 379, 380, 380, 382, 384, 386, 387, 387, 388, 389, 390, 391, 392, 393, 393, 394, 395, 396, 397, 398, 399, 400, 401, 402, 403, 404, 405, 406, 407, 408, 409, 410, 411, 412, 414, 415, 416, 417, 419, 420, 421, 422, 423, 424, 425, 426, 427, 428, 429, 430, 431, 432, 433, 434, 435, 436, 437, 438, 439, 440, 441, 442, 443, 444, 445, 446, 447, 448, 449, 450, 451, 452, 453, 454, 456, 457, 458, 459, 460, 461, 462, 463, 464, 465, 466, 467, 468, 469, 470, 471, 472, 473, 475, 477, 478, 480, 481, 483, 485, 486, 487, 488, 489, 490, 492, 494, 495, 496, 498, 499, 500, 502, 503, 504, 505, 506, 507, 508, 510, 511, 512, 513, 514, 515, 516, 517, 519, 520, 521, 522, 523, 525, 526, 527, 528, 530, 532, 533, 534, 535, 537, 538, 539, 540, 541, 543, 544, 545, 546, 548, 549, 550, 551, 552, 553, 555, 556, 557, 558, 559, 561, 562, 564, 566, 567, 568, 569, 570, 571, 573, 574, 575, 576, 578, 579, 580, 581, 582, 584, 585, 586, 587, 588, 589, 590, 591, 592, 594, 595, 596, 598, 600, 602, 603, 604, 605, 607, 608, 609, 610, 611, 612, 614, 615, 616, 617, 618, 619, 620, 622, 623, 624, 625, 626, 627, 629, 631, 633, 635, 636, 637, 638, 639, 641, 643, 645, 647, 649, 651, 653, 654, 655, 656, 657, 658, 660, 662, 664, 666, 667, 668, 669, 671, 673, 675, 677, 678, 679, 680, 681, 682, 684, 686, 687, 688, 689, 690, 691, 692, 694, 695, 696, 698, 699, 700, 701, 702, 704, 705, 706, 708, 710, 712, 714, 716, 718, 719, 721, 723, 725, 727, 729, 730, 732, 734, 735, 736, 738, 740, 740 } ; static yyconst int yy_ec[256] = { 0, 1, 1, 1, 1, 1, 1, 1, 1, 2, 3, 2, 2, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 21, 21, 21, 21, 21, 21, 21, 21, 22, 23, 24, 25, 26, 27, 28, 29, 29, 29, 29, 30, 31, 32, 32, 32, 32, 32, 33, 32, 32, 32, 32, 32, 32, 32, 32, 34, 32, 32, 35, 32, 32, 36, 37, 38, 39, 32, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 32, 50, 51, 52, 53, 54, 55, 32, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 } ; static yyconst int yy_meta[69] = { 0, 1, 2, 3, 1, 4, 2, 1, 5, 1, 1, 1, 1, 1, 4, 1, 1, 4, 4, 1, 6, 6, 4, 1, 1, 1, 1, 4, 1, 7, 7, 7, 8, 8, 8, 8, 4, 4, 4, 1, 9, 7, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1 } ; static yyconst short int yy_base[530] = { 0, 0, 0, 0, 67, 56, 57, 76, 143, 145, 150, 811, 152, 813, 815, 815, 815, 815, 787, 143, 152, 786, 151, 164, 815, 815, 785, 143, 815, 152, 161, 149, 184, 122, 815, 815, 48, 784, 160, 815, 0, 0, 815, 805, 815, 158, 748, 750, 146, 144, 137, 141, 751, 157, 750, 757, 746, 756, 163, 175, 747, 745, 750, 746, 815, 166, 815, 815, 218, 791, 815, 776, 780, 815, 815, 815, 0, 815, 779, 206, 216, 733, 159, 737, 180, 739, 192, 735, 732, 742, 203, 199, 733, 731, 815, 251, 779, 0, 781, 815, 253, 243, 249, 815, 815, 264, 815, 815, 278, 815, 815, 779, 252, 259, 0, 815, 815, 815, 282, 815, 815, 778, 815, 815, 815, 815, 815, 815, 762, 266, 815, 815, 283, 239, 303, 815, 183, 255, 0, 754, 815, 815, 815, 753, 0, 0, 815, 815, 815, 719, 731, 718, 733, 169, 727, 713, 714, 711, 711, 714, 711, 708, 0, 710, 240, 711, 717, 708, 274, 710, 706, 245, 254, 710, 709, 716, 701, 273, 113, 706, 713, 815, 815, 331, 748, 0, 815, 815, 0, 815, 306, 256, 292, 0, 694, 710, 201, 691, 690, 690, 693, 691, 284, 692, 690, 149, 692, 688, 694, 295, 691, 698, 683, 288, 295, 345, 732, 0, 0, 734, 347, 815, 732, 328, 308, 321, 368, 353, 815, 343, 0, 0, 815, 350, 346, 371, 815, 323, 335, 815, 815, 0, 680, 692, 687, 675, 318, 677, 688, 686, 682, 674, 680, 683, 0, 669, 668, 672, 0, 673, 662, 340, 669, 659, 657, 669, 658, 660, 667, 653, 344, 652, 652, 655, 662, 652, 656, 660, 662, 651, 643, 0, 815, 372, 646, 643, 641, 644, 654, 643, 649, 652, 638, 642, 0, 643, 629, 639, 629, 640, 629, 631, 625, 359, 625, 628, 635, 625, 629, 633, 635, 0, 0, 412, 0, 0, 625, 0, 0, 616, 624, 614, 612, 619, 0, 0, 613, 610, 0, 611, 613, 0, 620, 619, 614, 605, 605, 604, 0, 601, 613, 603, 607, 602, 611, 610, 0, 595, 607, 597, 602, 0, 590, 602, 601, 0, 0, 587, 586, 592, 0, 586, 583, 584, 586, 0, 589, 580, 580, 0, 577, 589, 584, 579, 588, 0, 573, 585, 575, 580, 0, 568, 0, 0, 572, 579, 572, 577, 568, 0, 562, 574, 560, 0, 573, 558, 566, 561, 0, 569, 566, 568, 563, 551, 560, 556, 561, 0, 552, 555, 0, 0, 0, 558, 557, 548, 0, 542, 554, 554, 529, 527, 0, 501, 501, 423, 411, 417, 422, 0, 413, 416, 405, 406, 403, 0, 0, 0, 0, 406, 414, 407, 408, 0, 0, 0, 0, 396, 0, 0, 408, 402, 402, 393, 384, 0, 0, 0, 0, 394, 393, 394, 0, 0, 0, 0, 395, 389, 389, 379, 384, 0, 0, 382, 371, 370, 367, 378, 363, 0, 376, 374, 0, 360, 359, 349, 332, 0, 341, 333, 0, 0, 0, 0, 0, 0, 323, 0, 0, 0, 0, 0, 319, 0, 0, 302, 137, 0, 0, 815, 471, 480, 489, 498, 507, 512, 521, 524, 527, 533, 542, 551, 555, 559, 563, 565, 573, 577, 584, 588 } ; static yyconst short int yy_def[530] = { 0, 510, 510, 509, 3, 511, 511, 509, 7, 512, 512, 513, 513, 509, 509, 509, 509, 509, 509, 514, 515, 509, 509, 516, 509, 509, 509, 509, 509, 509, 509, 509, 509, 32, 509, 509, 509, 509, 509, 509, 517, 518, 509, 509, 509, 509, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 519, 509, 509, 509, 509, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 509, 509, 509, 520, 509, 509, 521, 520, 520, 509, 509, 509, 509, 509, 514, 509, 509, 514, 522, 509, 523, 509, 509, 509, 516, 509, 509, 516, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 32, 509, 509, 509, 509, 524, 509, 509, 509, 509, 509, 525, 518, 509, 509, 509, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 509, 509, 509, 509, 526, 509, 509, 519, 509, 509, 509, 509, 527, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 509, 509, 528, 520, 509, 521, 509, 521, 520, 520, 520, 520, 509, 509, 509, 529, 523, 509, 509, 509, 509, 509, 509, 524, 509, 509, 525, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 526, 509, 527, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 528, 520, 520, 529, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 519, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, 519, 519, 519, 519, 519, 519, 519, 519, 518, 518, 518, 518, 518, 518, 518, 518, 518, 519, 519, 519, 519, 519, 519, 518, 519, 518, 519, 0, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509 } ; static yyconst short int yy_nxt[884] = { 0, 15, 16, 17, 16, 18, 19, 15, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 41, 41, 41, 41, 41, 41, 42, 43, 44, 45, 41, 46, 47, 48, 49, 50, 51, 52, 41, 53, 41, 54, 41, 41, 55, 56, 57, 58, 59, 60, 61, 62, 63, 41, 41, 64, 65, 66, 67, 68, 71, 71, 139, 140, 69, 72, 72, 73, 74, 75, 74, 76, 73, 73, 76, 73, 73, 73, 73, 73, 76, 73, 77, 76, 76, 78, 79, 80, 76, 73, 73, 73, 73, 76, 73, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 73, 73, 81, 76, 82, 83, 84, 85, 76, 76, 86, 76, 87, 76, 76, 76, 88, 89, 90, 91, 92, 93, 76, 76, 76, 76, 94, 73, 73, 73, 95, 109, 98, 99, 110, 96, 100, 98, 99, 105, 104, 100, 509, 123, 106, 112, 116, 277, 130, 278, 101, 102, 119, 124, 125, 101, 102, 113, 113, 131, 120, 117, 126, 127, 128, 111, 129, 129, 147, 509, 142, 143, 151, 156, 154, 157, 181, 159, 508, 152, 160, 297, 148, 155, 158, 153, 121, 132, 162, 133, 133, 298, 195, 169, 163, 164, 170, 171, 196, 134, 135, 236, 136, 137, 138, 183, 172, 246, 174, 173, 184, 190, 190, 247, 134, 135, 175, 182, 198, 236, 136, 190, 190, 176, 191, 192, 193, 199, 137, 201, 202, 138, 210, 206, 191, 192, 207, 208, 215, 286, 211, 109, 191, 216, 221, 287, 209, 212, 223, 223, 192, 227, 191, 193, 223, 223, 228, 229, 229, 509, 192, 224, 225, 226, 113, 113, 109, 224, 225, 110, 119, 129, 129, 237, 282, 222, 257, 267, 120, 224, 269, 134, 135, 258, 135, 224, 509, 225, 233, 233, 226, 237, 282, 225, 268, 270, 134, 135, 134, 135, 111, 135, 135, 234, 121, 234, 262, 275, 235, 235, 191, 190, 190, 134, 135, 276, 263, 264, 183, 135, 293, 302, 307, 184, 191, 192, 312, 294, 191, 309, 308, 310, 215, 223, 223, 109, 303, 216, 221, 224, 227, 236, 191, 507, 312, 228, 224, 225, 229, 229, 192, 235, 235, 237, 137, 233, 233, 224, 506, 236, 319, 320, 505, 504, 224, 134, 135, 333, 135, 222, 503, 237, 225, 313, 313, 502, 235, 235, 343, 137, 134, 135, 313, 313, 313, 334, 135, 135, 344, 135, 191, 192, 501, 373, 313, 313, 313, 313, 313, 313, 500, 499, 135, 374, 498, 497, 496, 135, 191, 495, 494, 493, 492, 491, 490, 489, 192, 313, 313, 488, 487, 486, 485, 484, 483, 482, 313, 313, 313, 481, 224, 225, 480, 479, 478, 477, 476, 475, 313, 313, 313, 313, 313, 313, 474, 473, 472, 471, 224, 470, 469, 468, 467, 466, 465, 464, 225, 14, 14, 14, 14, 14, 14, 14, 14, 14, 70, 70, 70, 70, 70, 70, 70, 70, 70, 97, 97, 97, 97, 97, 97, 97, 97, 97, 103, 103, 103, 103, 103, 103, 103, 103, 103, 108, 108, 108, 108, 108, 108, 108, 108, 108, 114, 114, 114, 114, 114, 118, 118, 118, 118, 118, 118, 118, 118, 118, 144, 144, 145, 145, 145, 145, 188, 188, 188, 188, 188, 188, 218, 463, 462, 218, 218, 218, 218, 218, 218, 220, 220, 220, 220, 220, 220, 220, 220, 220, 230, 230, 230, 230, 231, 231, 231, 231, 238, 238, 241, 241, 241, 281, 281, 461, 281, 281, 281, 281, 281, 281, 283, 283, 311, 311, 460, 311, 311, 311, 311, 311, 311, 314, 314, 314, 314, 459, 458, 457, 456, 455, 454, 453, 452, 451, 450, 449, 448, 447, 446, 445, 444, 443, 442, 441, 440, 439, 438, 437, 436, 435, 434, 433, 432, 431, 430, 429, 428, 427, 426, 425, 424, 423, 422, 421, 420, 419, 418, 417, 416, 415, 414, 413, 412, 411, 410, 409, 408, 407, 406, 405, 404, 403, 402, 401, 400, 399, 398, 397, 396, 395, 394, 393, 392, 391, 390, 389, 388, 387, 386, 385, 384, 383, 382, 381, 380, 379, 378, 377, 376, 375, 372, 371, 370, 369, 368, 367, 366, 365, 364, 363, 362, 361, 360, 359, 358, 357, 356, 355, 354, 353, 352, 351, 350, 349, 348, 347, 346, 345, 342, 341, 340, 339, 338, 337, 336, 335, 332, 331, 330, 329, 328, 327, 326, 325, 324, 323, 322, 321, 318, 317, 316, 315, 509, 219, 217, 306, 305, 304, 301, 300, 299, 296, 295, 292, 291, 290, 289, 288, 285, 284, 185, 280, 279, 274, 273, 272, 271, 266, 265, 261, 260, 259, 256, 255, 254, 253, 252, 251, 250, 249, 248, 245, 244, 243, 242, 240, 239, 232, 509, 509, 219, 217, 214, 213, 205, 204, 203, 200, 197, 194, 189, 187, 186, 185, 180, 179, 178, 177, 168, 167, 166, 165, 161, 150, 149, 146, 141, 122, 115, 107, 509, 104, 13, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509 } ; static yyconst short int yy_chk[884] = { 0, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 4, 5, 6, 36, 36, 4, 5, 6, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 8, 19, 9, 9, 19, 8, 9, 10, 10, 12, 12, 10, 33, 27, 12, 20, 22, 178, 31, 178, 9, 9, 23, 27, 29, 10, 10, 20, 20, 31, 23, 22, 29, 29, 30, 19, 30, 30, 45, 33, 38, 38, 48, 50, 49, 50, 65, 51, 506, 48, 51, 205, 45, 49, 50, 48, 23, 32, 53, 32, 32, 205, 82, 58, 53, 53, 58, 58, 82, 32, 32, 136, 32, 32, 32, 68, 58, 153, 59, 58, 68, 79, 79, 153, 32, 32, 59, 65, 84, 136, 32, 80, 80, 59, 79, 79, 79, 84, 32, 86, 86, 32, 91, 90, 80, 80, 90, 90, 95, 196, 91, 100, 79, 95, 100, 196, 90, 91, 101, 101, 79, 105, 80, 79, 102, 102, 105, 112, 112, 133, 80, 101, 101, 101, 113, 113, 108, 102, 102, 108, 118, 129, 129, 137, 191, 100, 164, 171, 118, 101, 172, 129, 129, 164, 129, 102, 133, 101, 132, 132, 101, 137, 191, 102, 171, 172, 129, 129, 132, 132, 108, 132, 129, 134, 118, 134, 168, 177, 134, 134, 192, 190, 190, 132, 132, 177, 168, 168, 183, 132, 202, 209, 213, 183, 190, 190, 224, 202, 192, 214, 213, 214, 215, 223, 223, 220, 209, 215, 220, 225, 227, 237, 190, 505, 224, 227, 223, 223, 229, 229, 190, 234, 234, 238, 238, 233, 233, 225, 502, 237, 246, 246, 496, 489, 223, 233, 233, 261, 233, 220, 488, 238, 223, 226, 226, 486, 235, 235, 270, 238, 233, 233, 226, 226, 226, 261, 233, 235, 270, 235, 283, 283, 485, 303, 226, 226, 226, 226, 226, 226, 484, 483, 235, 303, 481, 480, 478, 235, 283, 477, 476, 475, 474, 473, 470, 469, 283, 313, 313, 468, 467, 466, 461, 460, 459, 454, 313, 313, 313, 453, 313, 313, 452, 451, 450, 447, 442, 441, 313, 313, 313, 313, 313, 313, 440, 439, 434, 433, 313, 432, 431, 430, 428, 427, 426, 425, 313, 510, 510, 510, 510, 510, 510, 510, 510, 510, 511, 511, 511, 511, 511, 511, 511, 511, 511, 512, 512, 512, 512, 512, 512, 512, 512, 512, 513, 513, 513, 513, 513, 513, 513, 513, 513, 514, 514, 514, 514, 514, 514, 514, 514, 514, 515, 515, 515, 515, 515, 516, 516, 516, 516, 516, 516, 516, 516, 516, 517, 517, 518, 518, 518, 518, 519, 519, 519, 519, 519, 519, 520, 424, 423, 520, 520, 520, 520, 520, 520, 521, 521, 521, 521, 521, 521, 521, 521, 521, 522, 522, 522, 522, 523, 523, 523, 523, 524, 524, 525, 525, 525, 526, 526, 421, 526, 526, 526, 526, 526, 526, 527, 527, 528, 528, 420, 528, 528, 528, 528, 528, 528, 529, 529, 529, 529, 419, 418, 417, 415, 414, 413, 409, 408, 406, 405, 404, 403, 402, 401, 400, 399, 397, 396, 395, 394, 392, 391, 390, 388, 387, 386, 385, 384, 381, 379, 378, 377, 376, 374, 373, 372, 371, 370, 368, 367, 366, 364, 363, 362, 361, 359, 358, 357, 354, 353, 352, 350, 349, 348, 347, 345, 344, 343, 342, 341, 340, 339, 337, 336, 335, 334, 333, 332, 330, 329, 327, 326, 323, 322, 321, 320, 319, 316, 310, 309, 308, 307, 306, 305, 304, 302, 301, 300, 299, 298, 297, 296, 295, 293, 292, 291, 290, 289, 288, 287, 286, 285, 284, 280, 279, 278, 277, 276, 275, 274, 273, 272, 271, 269, 268, 267, 266, 265, 264, 263, 262, 260, 259, 257, 256, 255, 253, 252, 251, 250, 249, 248, 247, 245, 244, 243, 242, 222, 219, 216, 212, 211, 210, 208, 207, 206, 204, 203, 201, 200, 199, 198, 197, 195, 194, 184, 180, 179, 176, 175, 174, 173, 170, 169, 167, 166, 165, 163, 161, 160, 159, 158, 157, 156, 155, 154, 152, 151, 150, 149, 143, 139, 128, 121, 111, 98, 96, 93, 92, 89, 88, 87, 85, 83, 81, 78, 72, 71, 69, 63, 62, 61, 60, 57, 56, 55, 54, 52, 47, 46, 43, 37, 26, 21, 18, 13, 11, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509, 509 } ; static yy_state_type yy_state_buf[YY_BUF_SIZE + 2], *yy_state_ptr; static char *yy_full_match; static int yy_lp; static int yy_looking_for_trail_begin = 0; static int yy_full_lp; static int *yy_full_state; #define YY_TRAILING_MASK 0x2000 #define YY_TRAILING_HEAD_MASK 0x4000 #define REJECT \ { \ *yy_cp = yy_hold_char; /* undo effects of setting up yytext */ \ yy_cp = yy_full_match; /* restore poss. backed-over text */ \ yy_lp = yy_full_lp; /* restore orig. accepting pos. */ \ yy_state_ptr = yy_full_state; /* restore orig. state */ \ yy_current_state = *yy_state_ptr; /* restore curr. state */ \ ++yy_lp; \ goto find_rule; \ } static int yy_more_offset = 0; static int yy_prev_more_offset = 0; #define yymore() (yy_more_offset = yy_flex_strlen( yytext )) #define YY_NEED_STRLEN #define YY_MORE_ADJ 0 #define YY_RESTORE_YY_MORE_OFFSET \ { \ yy_more_offset = yy_prev_more_offset; \ yyleng -= yy_more_offset; \ } #ifndef YYLMAX #define YYLMAX 8192 #endif char yytext[YYLMAX]; char *yytext_ptr; #line 1 "dt_lex.l" #define INITIAL 0 #line 2 "dt_lex.l" /* * CDDL HEADER START * * The contents of this file are subject to the terms of the * Common Development and Distribution License (the "License"). * You may not use this file except in compliance with the License. * * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE * or http://www.opensolaris.org/os/licensing. * See the License for the specific language governing permissions * and limitations under the License. * * When distributing Covered Code, include this CDDL HEADER in each * file and include the License file at usr/src/OPENSOLARIS.LICENSE. * If applicable, add the following below this CDDL HEADER, with the * fields enclosed by brackets "[]" replaced with your own identifying * information: Portions Copyright [yyyy] [name of copyright owner] * * CDDL HEADER END */ /* * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved. */ #ifndef VBOX #include #include #include #include #include #include #else /* VBOX */ # ifdef RT_OS_WINDOWS /* No unistd.h on windows, avoid redef warnings of the [U]INTxx_MAX defines caused by no inttypes.h/stdint.h. */ # define YY_NO_UNISTD_H # undef INT8_MAX # undef INT16_MAX # undef INT32_MAX # undef INT64_MAX # undef UINT8_MAX # undef UINT16_MAX # undef UINT32_MAX # undef UINT64_MAX # endif # ifdef _MSC_VER # pragma warning(disable:4668 4131 4255) # endif # ifdef __GNUC__ # if ((__GNUC__ << 16) + __GNUC_MINOR__) >= 0x40002 # pragma GCC diagnostic ignored "-Wunused-function" # endif # endif # include # include # define isdigit(a_ch) RT_C_IS_DIGIT(a_ch) #endif /* VBOX */ #include #include #include #include #ifndef USING_FLEX /* * We need to undefine lex's input and unput macros so that references to these * call the functions provided at the end of this source file. */ #undef input #undef unput #else /* USING_FLEX */ # define YY_INPUT(buf, result, max_size) \ do { \ if (yypcb->pcb_fileptr != NULL) { \ result = (int)fread(buf, 1, max_size, yypcb->pcb_fileptr); \ if (!result && ferror(yypcb->pcb_fileptr)) \ longjmp(yypcb->pcb_jmpbuf, EDT_FIO); \ /*YY_FATAL_ERROR("input in flex scanner failed");*/ \ } else { \ size_t off = yypcb->pcb_strptr - yypcb->pcb_string; \ if (off < yypcb->pcb_strlen) { \ off = yypcb->pcb_strlen - off; \ result = max_size; \ if ((size_t)result > off) \ result = (int)off; \ memcpy(buf, yypcb->pcb_strptr, result); \ yypcb->pcb_strptr += result; \ /*fprintf(stderr, "yy_input -> %d '%.*s'\n", result, result, buf);*/ \ } else { \ buf[0] = '\0'; \ result = 0; \ /*fprintf(stderr, "yy_input -> %d\n", result);*/ \ } \ } \ } while (0) #endif /* USING_FLEX */ static int id_or_type(const char *); #ifndef USING_FLEX static int input(void); static void unput(int); #endif /* * We first define a set of labeled states for use in the D lexer and then a * set of regular expressions to simplify things below. The lexer states are: * * S0 - D program clause and expression lexing * S1 - D comments (i.e. skip everything until end of comment) * S2 - D program outer scope (probe specifiers and declarations) * S3 - D control line parsing (i.e. after ^# is seen but before \n) * S4 - D control line scan (locate control directives only and invoke S3) */ #define S0 1 #define S1 2 #define S2 3 #define S3 4 #define S4 5 #line 968 "dt_lex.c" /* Macros after this point can all be overridden by user definitions in * section 1. */ #ifndef YY_SKIP_YYWRAP #ifdef __cplusplus extern "C" int yywrap YY_PROTO(( void )); #else extern int yywrap YY_PROTO(( void )); #endif #endif #ifndef YY_NO_UNPUT static void yyunput YY_PROTO(( int c, char *buf_ptr )); #endif #ifndef yytext_ptr static void yy_flex_strncpy YY_PROTO(( char *, yyconst char *, int )); #endif #ifdef YY_NEED_STRLEN static int yy_flex_strlen YY_PROTO(( yyconst char * )); #endif #ifndef YY_NO_INPUT #ifdef __cplusplus static int yyinput YY_PROTO(( void )); #else static int input YY_PROTO(( void )); #endif #endif #if YY_STACK_USED static int yy_start_stack_ptr = 0; static int yy_start_stack_depth = 0; static int *yy_start_stack = 0; #ifndef YY_NO_PUSH_STATE static void yy_push_state YY_PROTO(( int new_state )); #endif #ifndef YY_NO_POP_STATE static void yy_pop_state YY_PROTO(( void )); #endif #ifndef YY_NO_TOP_STATE static int yy_top_state YY_PROTO(( void )); #endif #else #define YY_NO_PUSH_STATE 1 #define YY_NO_POP_STATE 1 #define YY_NO_TOP_STATE 1 #endif #ifdef YY_MALLOC_DECL YY_MALLOC_DECL #else #if __STDC__ #ifndef __cplusplus #include #endif #else /* Just try to get by without declaring the routines. This will fail * miserably on non-ANSI systems for which sizeof(size_t) != sizeof(int) * or sizeof(void*) != sizeof(int). */ #endif #endif /* Amount of stuff to slurp up with each read. */ #ifndef YY_READ_BUF_SIZE #define YY_READ_BUF_SIZE 8192 #endif /* Copy whatever the last rule matched to the standard output. */ #ifndef ECHO /* This used to be an fputs(), but since the string might contain NUL's, * we now use fwrite(). */ #define ECHO (void) fwrite( yytext, yyleng, 1, yyout ) #endif /* Gets input and stuffs it into "buf". number of characters read, or YY_NULL, * is returned in "result". */ #ifndef YY_INPUT #define YY_INPUT(buf,result,max_size) \ if ( yy_current_buffer->yy_is_interactive ) \ { \ int c = '*', n; \ for ( n = 0; n < max_size && \ (c = getc( yyin )) != EOF && c != '\n'; ++n ) \ buf[n] = (char) c; \ if ( c == '\n' ) \ buf[n++] = (char) c; \ if ( c == EOF && ferror( yyin ) ) \ YY_FATAL_ERROR( "input in flex scanner failed" ); \ result = n; \ } \ else if ( ((result = fread( buf, 1, max_size, yyin )) == 0) \ && ferror( yyin ) ) \ YY_FATAL_ERROR( "input in flex scanner failed" ); #endif /* No semi-colon after return; correct usage is to write "yyterminate();" - * we don't want an extra ';' after the "return" because that will cause * some compilers to complain about unreachable statements. */ #ifndef yyterminate #define yyterminate() return YY_NULL #endif /* Number of entries by which start-condition stack grows. */ #ifndef YY_START_STACK_INCR #define YY_START_STACK_INCR 25 #endif /* Report a fatal error. */ #ifndef YY_FATAL_ERROR #define YY_FATAL_ERROR(msg) yy_fatal_error( msg ) #endif /* Default declaration of generated scanner - a define so the user can * easily add parameters. */ #ifndef YY_DECL #define YY_DECL int yylex YY_PROTO(( void )) #endif /* Code executed at the beginning of each rule, after yytext and yyleng * have been set up. */ #ifndef YY_USER_ACTION #define YY_USER_ACTION #endif /* Code executed at the end of each rule. */ #ifndef YY_BREAK #define YY_BREAK break; #endif #define YY_RULE_SETUP \ if ( yyleng > 0 ) \ yy_current_buffer->yy_at_bol = \ (yytext[yyleng - 1] == '\n'); \ YY_USER_ACTION YY_DECL { register yy_state_type yy_current_state; register char *yy_cp, *yy_bp; register int yy_act; #line 132 "dt_lex.l" /* * We insert a special prologue into yylex() itself: if the pcb contains a * context token, we return that prior to running the normal lexer. This * allows libdtrace to force yacc into one of our three parsing contexts: D * expression (DT_CTX_DEXPR), D program (DT_CTX_DPROG) or D type (DT_CTX_DTYPE). * Once the token is returned, we clear it so this only happens once. */ if (yypcb->pcb_token != 0) { int tok = yypcb->pcb_token; yypcb->pcb_token = 0; return (tok); } #line 1142 "dt_lex.c" if ( yy_init ) { yy_init = 0; #ifdef YY_USER_INIT YY_USER_INIT; #endif if ( ! yy_start ) yy_start = 1; /* first start state */ if ( ! yyin ) yyin = stdin; if ( ! yyout ) yyout = stdout; if ( ! yy_current_buffer ) yy_current_buffer = yy_create_buffer( yyin, YY_BUF_SIZE ); yy_load_buffer_state(); } while ( 1 ) /* loops until end-of-file is reached */ { yy_cp = yy_c_buf_p; /* Support of yytext. */ *yy_cp = yy_hold_char; /* yy_bp points to the position in yy_ch_buf of the start of * the current run. */ yy_bp = yy_cp; yy_current_state = yy_start; yy_current_state += YY_AT_BOL(); yy_state_ptr = yy_state_buf; *yy_state_ptr++ = yy_current_state; yy_match: do { register YY_CHAR yy_c = yy_ec[YY_SC_TO_UI(*yy_cp)]; while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state ) { yy_current_state = (int) yy_def[yy_current_state]; if ( yy_current_state >= 510 ) yy_c = yy_meta[(unsigned int) yy_c]; } yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c]; *yy_state_ptr++ = yy_current_state; ++yy_cp; } while ( yy_current_state != 509 ); yy_find_action: yy_current_state = *--yy_state_ptr; yy_lp = yy_accept[yy_current_state]; find_rule: /* we branch to this label when backing up */ for ( ; ; ) /* until we find what rule we matched */ { if ( yy_lp && yy_lp < yy_accept[yy_current_state + 1] ) { yy_act = yy_acclist[yy_lp]; if ( yy_act & YY_TRAILING_HEAD_MASK || yy_looking_for_trail_begin ) { if ( yy_act == yy_looking_for_trail_begin ) { yy_looking_for_trail_begin = 0; yy_act &= ~YY_TRAILING_HEAD_MASK; break; } } else if ( yy_act & YY_TRAILING_MASK ) { yy_looking_for_trail_begin = yy_act & ~YY_TRAILING_MASK; yy_looking_for_trail_begin |= YY_TRAILING_HEAD_MASK; yy_full_match = yy_cp; yy_full_state = yy_state_ptr; yy_full_lp = yy_lp; } else { yy_full_match = yy_cp; yy_full_state = yy_state_ptr; yy_full_lp = yy_lp; break; } ++yy_lp; goto find_rule; } --yy_cp; yy_current_state = *--yy_state_ptr; yy_lp = yy_accept[yy_current_state]; } YY_DO_BEFORE_ACTION; if ( yy_act != YY_END_OF_BUFFER ) { int yyl; for ( yyl = 0; yyl < yyleng; ++yyl ) if ( yytext[yyl] == '\n' ) ++yylineno; } do_action: /* This label is used only to access EOF actions. */ switch ( yy_act ) { /* beginning of action switch */ case 1: YY_RULE_SETUP #line 151 "dt_lex.l" return (DT_KEY_AUTO); YY_BREAK case 2: YY_RULE_SETUP #line 152 "dt_lex.l" return (DT_KEY_BREAK); YY_BREAK case 3: YY_RULE_SETUP #line 153 "dt_lex.l" return (DT_KEY_CASE); YY_BREAK case 4: YY_RULE_SETUP #line 154 "dt_lex.l" return (DT_KEY_CHAR); YY_BREAK case 5: YY_RULE_SETUP #line 155 "dt_lex.l" return (DT_KEY_CONST); YY_BREAK case 6: YY_RULE_SETUP #line 156 "dt_lex.l" return (DT_KEY_CONTINUE); YY_BREAK case 7: YY_RULE_SETUP #line 157 "dt_lex.l" return (DT_KEY_COUNTER); YY_BREAK case 8: YY_RULE_SETUP #line 158 "dt_lex.l" return (DT_KEY_DEFAULT); YY_BREAK case 9: YY_RULE_SETUP #line 159 "dt_lex.l" return (DT_KEY_DO); YY_BREAK case 10: YY_RULE_SETUP #line 160 "dt_lex.l" return (DT_KEY_DOUBLE); YY_BREAK case 11: YY_RULE_SETUP #line 161 "dt_lex.l" return (DT_KEY_ELSE); YY_BREAK case 12: YY_RULE_SETUP #line 162 "dt_lex.l" return (DT_KEY_ENUM); YY_BREAK case 13: YY_RULE_SETUP #line 163 "dt_lex.l" return (DT_KEY_EXTERN); YY_BREAK case 14: YY_RULE_SETUP #line 164 "dt_lex.l" return (DT_KEY_FLOAT); YY_BREAK case 15: YY_RULE_SETUP #line 165 "dt_lex.l" return (DT_KEY_FOR); YY_BREAK case 16: YY_RULE_SETUP #line 166 "dt_lex.l" return (DT_KEY_GOTO); YY_BREAK case 17: YY_RULE_SETUP #line 167 "dt_lex.l" return (DT_KEY_IF); YY_BREAK case 18: YY_RULE_SETUP #line 168 "dt_lex.l" return (DT_KEY_IMPORT); YY_BREAK case 19: YY_RULE_SETUP #line 169 "dt_lex.l" return (DT_KEY_INLINE); YY_BREAK case 20: YY_RULE_SETUP #line 170 "dt_lex.l" return (DT_KEY_INT); YY_BREAK case 21: YY_RULE_SETUP #line 171 "dt_lex.l" return (DT_KEY_LONG); YY_BREAK case 22: YY_RULE_SETUP #line 172 "dt_lex.l" return (DT_TOK_OFFSETOF); YY_BREAK case 23: YY_RULE_SETUP #line 173 "dt_lex.l" return (DT_KEY_PROBE); YY_BREAK case 24: YY_RULE_SETUP #line 174 "dt_lex.l" return (DT_KEY_PROVIDER); YY_BREAK case 25: YY_RULE_SETUP #line 175 "dt_lex.l" return (DT_KEY_REGISTER); YY_BREAK case 26: YY_RULE_SETUP #line 176 "dt_lex.l" return (DT_KEY_RESTRICT); YY_BREAK case 27: YY_RULE_SETUP #line 177 "dt_lex.l" return (DT_KEY_RETURN); YY_BREAK case 28: YY_RULE_SETUP #line 178 "dt_lex.l" return (DT_KEY_SELF); YY_BREAK case 29: YY_RULE_SETUP #line 179 "dt_lex.l" return (DT_KEY_SHORT); YY_BREAK case 30: YY_RULE_SETUP #line 180 "dt_lex.l" return (DT_KEY_SIGNED); YY_BREAK case 31: YY_RULE_SETUP #line 181 "dt_lex.l" return (DT_TOK_SIZEOF); YY_BREAK case 32: YY_RULE_SETUP #line 182 "dt_lex.l" return (DT_KEY_STATIC); YY_BREAK case 33: YY_RULE_SETUP #line 183 "dt_lex.l" return (DT_KEY_STRING); YY_BREAK case 34: YY_RULE_SETUP #line 184 "dt_lex.l" return (DT_TOK_STRINGOF); YY_BREAK case 35: YY_RULE_SETUP #line 185 "dt_lex.l" return (DT_KEY_STRUCT); YY_BREAK case 36: YY_RULE_SETUP #line 186 "dt_lex.l" return (DT_KEY_SWITCH); YY_BREAK case 37: YY_RULE_SETUP #line 187 "dt_lex.l" return (DT_KEY_THIS); YY_BREAK case 38: YY_RULE_SETUP #line 188 "dt_lex.l" return (DT_KEY_XLATOR); YY_BREAK case 39: YY_RULE_SETUP #line 189 "dt_lex.l" return (DT_KEY_TYPEDEF); YY_BREAK case 40: YY_RULE_SETUP #line 190 "dt_lex.l" return (DT_KEY_UNION); YY_BREAK case 41: YY_RULE_SETUP #line 191 "dt_lex.l" return (DT_KEY_UNSIGNED); YY_BREAK case 42: YY_RULE_SETUP #line 192 "dt_lex.l" return (DT_KEY_VOID); YY_BREAK case 43: YY_RULE_SETUP #line 193 "dt_lex.l" return (DT_KEY_VOLATILE); YY_BREAK case 44: YY_RULE_SETUP #line 194 "dt_lex.l" return (DT_KEY_WHILE); YY_BREAK case 45: YY_RULE_SETUP #line 195 "dt_lex.l" return (DT_TOK_XLATE); YY_BREAK case 46: YY_RULE_SETUP #line 197 "dt_lex.l" { yybegin(YYS_EXPR); return (DT_KEY_AUTO); } YY_BREAK case 47: YY_RULE_SETUP #line 198 "dt_lex.l" { yybegin(YYS_EXPR); return (DT_KEY_CHAR); } YY_BREAK case 48: YY_RULE_SETUP #line 199 "dt_lex.l" { yybegin(YYS_EXPR); return (DT_KEY_CONST); } YY_BREAK case 49: YY_RULE_SETUP #line 200 "dt_lex.l" { yybegin(YYS_DEFINE); return (DT_KEY_COUNTER); } YY_BREAK case 50: YY_RULE_SETUP #line 201 "dt_lex.l" { yybegin(YYS_EXPR); return (DT_KEY_DOUBLE); } YY_BREAK case 51: YY_RULE_SETUP #line 202 "dt_lex.l" { yybegin(YYS_EXPR); return (DT_KEY_ENUM); } YY_BREAK case 52: YY_RULE_SETUP #line 203 "dt_lex.l" { yybegin(YYS_EXPR); return (DT_KEY_EXTERN); } YY_BREAK case 53: YY_RULE_SETUP #line 204 "dt_lex.l" { yybegin(YYS_EXPR); return (DT_KEY_FLOAT); } YY_BREAK case 54: YY_RULE_SETUP #line 205 "dt_lex.l" { yybegin(YYS_EXPR); return (DT_KEY_IMPORT); } YY_BREAK case 55: YY_RULE_SETUP #line 206 "dt_lex.l" { yybegin(YYS_DEFINE); return (DT_KEY_INLINE); } YY_BREAK case 56: YY_RULE_SETUP #line 207 "dt_lex.l" { yybegin(YYS_EXPR); return (DT_KEY_INT); } YY_BREAK case 57: YY_RULE_SETUP #line 208 "dt_lex.l" { yybegin(YYS_EXPR); return (DT_KEY_LONG); } YY_BREAK case 58: YY_RULE_SETUP #line 209 "dt_lex.l" { yybegin(YYS_DEFINE); return (DT_KEY_PROVIDER); } YY_BREAK case 59: YY_RULE_SETUP #line 210 "dt_lex.l" { yybegin(YYS_EXPR); return (DT_KEY_REGISTER); } YY_BREAK case 60: YY_RULE_SETUP #line 211 "dt_lex.l" { yybegin(YYS_EXPR); return (DT_KEY_RESTRICT); } YY_BREAK case 61: YY_RULE_SETUP #line 212 "dt_lex.l" { yybegin(YYS_EXPR); return (DT_KEY_SELF); } YY_BREAK case 62: YY_RULE_SETUP #line 213 "dt_lex.l" { yybegin(YYS_EXPR); return (DT_KEY_SHORT); } YY_BREAK case 63: YY_RULE_SETUP #line 214 "dt_lex.l" { yybegin(YYS_EXPR); return (DT_KEY_SIGNED); } YY_BREAK case 64: YY_RULE_SETUP #line 215 "dt_lex.l" { yybegin(YYS_EXPR); return (DT_KEY_STATIC); } YY_BREAK case 65: YY_RULE_SETUP #line 216 "dt_lex.l" { yybegin(YYS_EXPR); return (DT_KEY_STRING); } YY_BREAK case 66: YY_RULE_SETUP #line 217 "dt_lex.l" { yybegin(YYS_EXPR); return (DT_KEY_STRUCT); } YY_BREAK case 67: YY_RULE_SETUP #line 218 "dt_lex.l" { yybegin(YYS_EXPR); return (DT_KEY_THIS); } YY_BREAK case 68: YY_RULE_SETUP #line 219 "dt_lex.l" { yybegin(YYS_DEFINE); return (DT_KEY_XLATOR); } YY_BREAK case 69: YY_RULE_SETUP #line 220 "dt_lex.l" { yybegin(YYS_EXPR); return (DT_KEY_TYPEDEF); } YY_BREAK case 70: YY_RULE_SETUP #line 221 "dt_lex.l" { yybegin(YYS_EXPR); return (DT_KEY_UNION); } YY_BREAK case 71: YY_RULE_SETUP #line 222 "dt_lex.l" { yybegin(YYS_EXPR); return (DT_KEY_UNSIGNED); } YY_BREAK case 72: YY_RULE_SETUP #line 223 "dt_lex.l" { yybegin(YYS_EXPR); return (DT_KEY_VOID); } YY_BREAK case 73: YY_RULE_SETUP #line 224 "dt_lex.l" { yybegin(YYS_EXPR); return (DT_KEY_VOLATILE); } YY_BREAK case 74: YY_RULE_SETUP #line 226 "dt_lex.l" { int i = atoi(yytext + 2); char *v = ""; /* * A macro argument reference substitutes the text of * an argument in place of the current token. When we * see $$ we fetch the saved string from pcb_sargv * (or use the default argument if the option has been * set and the argument hasn't been specified) and * return a token corresponding to this string. */ if (i < 0 || (i >= yypcb->pcb_sargc && !(yypcb->pcb_cflags & DTRACE_C_DEFARG))) { xyerror(D_MACRO_UNDEF, "macro argument %s is " "not defined\n", yytext); } if (i < yypcb->pcb_sargc) { v = yypcb->pcb_sargv[i]; /* get val from pcb */ yypcb->pcb_sflagv[i] |= DT_IDFLG_REF; } if ((yylval.l_str = strdup(v)) == NULL) longjmp(yypcb->pcb_jmpbuf, EDT_NOMEM); (void) stresc2chr(yylval.l_str); return (DT_TOK_STRING); } YY_BREAK case 75: YY_RULE_SETUP #line 256 "dt_lex.l" { int i = atoi(yytext + 1); char *p, *v = "0"; /* * A macro argument reference substitutes the text of * one identifier or integer pattern for another. When * we see $ we fetch the saved string from pcb_sargv * (or use the default argument if the option has been * set and the argument hasn't been specified) and * return a token corresponding to this string. */ if (i < 0 || (i >= yypcb->pcb_sargc && !(yypcb->pcb_cflags & DTRACE_C_DEFARG))) { xyerror(D_MACRO_UNDEF, "macro argument %s is " "not defined\n", yytext); } if (i < yypcb->pcb_sargc) { v = yypcb->pcb_sargv[i]; /* get val from pcb */ yypcb->pcb_sflagv[i] |= DT_IDFLG_REF; } /* * If the macro text is not a valid integer or ident, * then we treat it as a string. The string may be * optionally enclosed in quotes, which we strip. */ if (strbadidnum(v)) { size_t len = strlen(v); if (len != 1 && *v == '"' && v[len - 1] == '"') yylval.l_str = strndup(v + 1, len - 2); else yylval.l_str = strndup(v, len); if (yylval.l_str == NULL) longjmp(yypcb->pcb_jmpbuf, EDT_NOMEM); (void) stresc2chr(yylval.l_str); return (DT_TOK_STRING); } /* * If the macro text is not a string an begins with a * digit or a +/- sign, process it as an integer token. */ if (isdigit(v[0]) || v[0] == '-' || v[0] == '+') { #ifdef VBOX int rc; #endif if (isdigit(v[0])) yyintprefix = 0; else yyintprefix = *v++; #ifndef VBOX errno = 0; yylval.l_int = strtoull(v, &p, 0); (void) strncpy(yyintsuffix, p, sizeof (yyintsuffix)); #else rc = RTStrToUInt64Ex(v, &p, 0, &yylval.l_int); RTStrCopy(yyintsuffix, sizeof(yyintsuffix), p); #endif yyintdecimal = *v != '0'; #ifndef VBOX if (errno == ERANGE) #else if (rc == VWRN_NUMBER_TOO_BIG || rc == VWRN_NEGATIVE_UNSIGNED) #endif xyerror(D_MACRO_OFLOW, "macro argument" " %s constant %s results in integer" " overflow\n", yytext, v); return (DT_TOK_INT); } return (id_or_type(v)); } YY_BREAK case 76: YY_RULE_SETUP #line 337 "dt_lex.l" { dt_ident_t *idp = dt_idhash_lookup( yypcb->pcb_hdl->dt_macros, yytext + 2); char s[16]; /* enough for UINT_MAX + \0 */ if (idp == NULL) { xyerror(D_MACRO_UNDEF, "macro variable %s " "is not defined\n", yytext); } /* * For the moment, all current macro variables are of * type id_t (refer to dtrace_update() for details). */ (void) snprintf(s, sizeof (s), "%u", idp->di_id); if ((yylval.l_str = strdup(s)) == NULL) longjmp(yypcb->pcb_jmpbuf, EDT_NOMEM); return (DT_TOK_STRING); } YY_BREAK case 77: YY_RULE_SETUP #line 359 "dt_lex.l" { dt_ident_t *idp = dt_idhash_lookup( yypcb->pcb_hdl->dt_macros, yytext + 1); if (idp == NULL) { xyerror(D_MACRO_UNDEF, "macro variable %s " "is not defined\n", yytext); } /* * For the moment, all current macro variables are of * type id_t (refer to dtrace_update() for details). */ yylval.l_int = (intmax_t)(int)idp->di_id; yyintprefix = 0; yyintsuffix[0] = '\0'; yyintdecimal = 1; return (DT_TOK_INT); } YY_BREAK case 78: YY_RULE_SETUP #line 380 "dt_lex.l" { return (id_or_type(yytext)); } YY_BREAK case 79: YY_RULE_SETUP #line 384 "dt_lex.l" { if ((yylval.l_str = strdup(yytext)) == NULL) longjmp(yypcb->pcb_jmpbuf, EDT_NOMEM); return (DT_TOK_AGG); } YY_BREAK case 80: YY_RULE_SETUP #line 390 "dt_lex.l" { if ((yylval.l_str = strdup("@_")) == NULL) longjmp(yypcb->pcb_jmpbuf, EDT_NOMEM); return (DT_TOK_AGG); } YY_BREAK case 81: #line 397 "dt_lex.l" case 82: #line 398 "dt_lex.l" case 83: YY_RULE_SETUP #line 398 "dt_lex.l" { char *p; #ifndef VBOX errno = 0; yylval.l_int = strtoull(yytext, &p, 0); (void) strncpy(yyintsuffix, p, sizeof (yyintsuffix)); #else int rc = RTStrToUInt64Ex(yytext, &p, 0, &yylval.l_int); RTStrCopy(yyintsuffix, sizeof(yyintsuffix), p); #endif yyintprefix = 0; yyintdecimal = yytext[0] != '0'; #ifndef VBOX if (errno == ERANGE) #else if (rc == VWRN_NUMBER_TOO_BIG || rc == VWRN_NEGATIVE_UNSIGNED) #endif xyerror(D_INT_OFLOW, "constant %s results in " "integer overflow\n", yytext); if (*p != '\0' && strchr("uUlL", *p) == NULL) { xyerror(D_INT_DIGIT, "constant %s contains " "invalid digit %c\n", yytext, *p); } if ((YYSTATE) != S3) return (DT_TOK_INT); yypragma = dt_node_link(yypragma, dt_node_int(yylval.l_int)); } YY_BREAK case 84: YY_RULE_SETUP #line 431 "dt_lex.l" yyerror("floating-point constants are not permitted\n"); YY_BREAK /* VBOX changed: \"{RGX_STR}$ | \"{RGX_STR}$ xyerror(D_STR_NL, "newline encountered in string literal"); input: */ case 85: YY_RULE_SETUP #line 437 "dt_lex.l" xyerror(D_STR_NL, "newline encountered in string literal"); YY_BREAK case 86: #line 440 "dt_lex.l" case 87: YY_RULE_SETUP #line 440 "dt_lex.l" { /* * Quoted string -- convert C escape sequences and * return the string as a token. */ yylval.l_str = strndup(yytext + 1, yyleng - 2); if (yylval.l_str == NULL) longjmp(yypcb->pcb_jmpbuf, EDT_NOMEM); (void) stresc2chr(yylval.l_str); if ((YYSTATE) != S3) return (DT_TOK_STRING); yypragma = dt_node_link(yypragma, dt_node_string(yylval.l_str)); } YY_BREAK case 88: YY_RULE_SETUP #line 458 "dt_lex.l" xyerror(D_CHR_NL, "newline encountered in character constant"); YY_BREAK case 89: YY_RULE_SETUP #line 460 "dt_lex.l" { char *s, *p, *q; size_t nbytes; /* * Character constant -- convert C escape sequences and * return the character as an integer immediate value. */ if (yyleng == 2) xyerror(D_CHR_NULL, "empty character constant"); s = yytext + 1; yytext[yyleng - 1] = '\0'; nbytes = stresc2chr(s); yylval.l_int = 0; yyintprefix = 0; yyintsuffix[0] = '\0'; yyintdecimal = 1; if (nbytes > sizeof (yylval.l_int)) { xyerror(D_CHR_OFLOW, "character constant is " "too long"); } #ifdef _LITTLE_ENDIAN p = ((char *)&yylval.l_int) + nbytes - 1; for (q = s; nbytes != 0; nbytes--) *p-- = *q++; #else bcopy(s, ((char *)&yylval.l_int) + sizeof (yylval.l_int) - nbytes, nbytes); #endif return (DT_TOK_INT); } YY_BREAK case 90: #line 495 "dt_lex.l" case 91: YY_RULE_SETUP #line 495 "dt_lex.l" { yypcb->pcb_cstate = (YYSTATE); BEGIN(S1); } YY_BREAK case 92: #line 501 "dt_lex.l" case 93: YY_RULE_SETUP #line 501 "dt_lex.l" ; /* discard any #! lines */ YY_BREAK case 94: #line 504 "dt_lex.l" case 95: #line 505 "dt_lex.l" case 96: YY_RULE_SETUP #line 505 "dt_lex.l" { assert(yypragma == NULL); yypcb->pcb_cstate = (YYSTATE); BEGIN(S3); } YY_BREAK case 97: YY_RULE_SETUP #line 511 "dt_lex.l" ; /* discard */ YY_BREAK case 98: YY_RULE_SETUP #line 512 "dt_lex.l" ; /* discard */ YY_BREAK case 99: YY_RULE_SETUP #line 514 "dt_lex.l" { int c, tok; /* * The use of "/" as the predicate delimiter and as the * integer division symbol requires special lookahead * to avoid a shift/reduce conflict in the D grammar. * We look ahead to the next non-whitespace character. * If we encounter EOF, ";", "{", or "/", then this "/" * closes the predicate and we return DT_TOK_EPRED. * If we encounter anything else, it's DT_TOK_DIV. */ while ((c = input()) != 0) { if (strchr("\f\n\r\t\v ", c) == NULL) break; } if (c == 0 || c == ';' || c == '{' || c == '/') { if (yypcb->pcb_parens != 0) { yyerror("closing ) expected in " "predicate before /\n"); } if (yypcb->pcb_brackets != 0) { yyerror("closing ] expected in " "predicate before /\n"); } tok = DT_TOK_EPRED; } else tok = DT_TOK_DIV; if (c != EOF) unput(c); return (tok); } YY_BREAK case 100: YY_RULE_SETUP #line 548 "dt_lex.l" { yypcb->pcb_parens++; return (DT_TOK_LPAR); } YY_BREAK case 101: YY_RULE_SETUP #line 553 "dt_lex.l" { if (--yypcb->pcb_parens < 0) yyerror("extra ) in input stream\n"); return (DT_TOK_RPAR); } YY_BREAK case 102: YY_RULE_SETUP #line 559 "dt_lex.l" { yypcb->pcb_brackets++; return (DT_TOK_LBRAC); } YY_BREAK case 103: YY_RULE_SETUP #line 564 "dt_lex.l" { if (--yypcb->pcb_brackets < 0) yyerror("extra ] in input stream\n"); return (DT_TOK_RBRAC); } YY_BREAK case 104: #line 571 "dt_lex.l" case 105: YY_RULE_SETUP #line 571 "dt_lex.l" { yypcb->pcb_braces++; return ('{'); } YY_BREAK case 106: YY_RULE_SETUP #line 576 "dt_lex.l" { if (--yypcb->pcb_braces < 0) yyerror("extra } in input stream\n"); return ('}'); } YY_BREAK case 107: YY_RULE_SETUP #line 582 "dt_lex.l" return (DT_TOK_BOR); YY_BREAK case 108: YY_RULE_SETUP #line 583 "dt_lex.l" return (DT_TOK_XOR); YY_BREAK case 109: YY_RULE_SETUP #line 584 "dt_lex.l" return (DT_TOK_BAND); YY_BREAK case 110: YY_RULE_SETUP #line 585 "dt_lex.l" return (DT_TOK_LAND); YY_BREAK case 111: YY_RULE_SETUP #line 586 "dt_lex.l" return (DT_TOK_LXOR); YY_BREAK case 112: YY_RULE_SETUP #line 587 "dt_lex.l" return (DT_TOK_LOR); YY_BREAK case 113: YY_RULE_SETUP #line 588 "dt_lex.l" return (DT_TOK_EQU); YY_BREAK case 114: YY_RULE_SETUP #line 589 "dt_lex.l" return (DT_TOK_NEQ); YY_BREAK case 115: YY_RULE_SETUP #line 590 "dt_lex.l" return (DT_TOK_LT); YY_BREAK case 116: YY_RULE_SETUP #line 591 "dt_lex.l" return (DT_TOK_LE); YY_BREAK case 117: YY_RULE_SETUP #line 592 "dt_lex.l" return (DT_TOK_GT); YY_BREAK case 118: YY_RULE_SETUP #line 593 "dt_lex.l" return (DT_TOK_GE); YY_BREAK case 119: YY_RULE_SETUP #line 594 "dt_lex.l" return (DT_TOK_LSH); YY_BREAK case 120: YY_RULE_SETUP #line 595 "dt_lex.l" return (DT_TOK_RSH); YY_BREAK case 121: YY_RULE_SETUP #line 596 "dt_lex.l" return (DT_TOK_ADD); YY_BREAK case 122: YY_RULE_SETUP #line 597 "dt_lex.l" return (DT_TOK_SUB); YY_BREAK case 123: YY_RULE_SETUP #line 598 "dt_lex.l" return (DT_TOK_MUL); YY_BREAK case 124: YY_RULE_SETUP #line 599 "dt_lex.l" return (DT_TOK_MOD); YY_BREAK case 125: YY_RULE_SETUP #line 600 "dt_lex.l" return (DT_TOK_BNEG); YY_BREAK case 126: YY_RULE_SETUP #line 601 "dt_lex.l" return (DT_TOK_LNEG); YY_BREAK case 127: YY_RULE_SETUP #line 602 "dt_lex.l" return (DT_TOK_QUESTION); YY_BREAK case 128: YY_RULE_SETUP #line 603 "dt_lex.l" return (DT_TOK_COLON); YY_BREAK case 129: YY_RULE_SETUP #line 604 "dt_lex.l" return (DT_TOK_DOT); YY_BREAK case 130: YY_RULE_SETUP #line 605 "dt_lex.l" return (DT_TOK_PTR); YY_BREAK case 131: YY_RULE_SETUP #line 606 "dt_lex.l" return (DT_TOK_ASGN); YY_BREAK case 132: YY_RULE_SETUP #line 607 "dt_lex.l" return (DT_TOK_ADD_EQ); YY_BREAK case 133: YY_RULE_SETUP #line 608 "dt_lex.l" return (DT_TOK_SUB_EQ); YY_BREAK case 134: YY_RULE_SETUP #line 609 "dt_lex.l" return (DT_TOK_MUL_EQ); YY_BREAK case 135: YY_RULE_SETUP #line 610 "dt_lex.l" return (DT_TOK_DIV_EQ); YY_BREAK case 136: YY_RULE_SETUP #line 611 "dt_lex.l" return (DT_TOK_MOD_EQ); YY_BREAK case 137: YY_RULE_SETUP #line 612 "dt_lex.l" return (DT_TOK_AND_EQ); YY_BREAK case 138: YY_RULE_SETUP #line 613 "dt_lex.l" return (DT_TOK_XOR_EQ); YY_BREAK case 139: YY_RULE_SETUP #line 614 "dt_lex.l" return (DT_TOK_OR_EQ); YY_BREAK case 140: YY_RULE_SETUP #line 615 "dt_lex.l" return (DT_TOK_LSH_EQ); YY_BREAK case 141: YY_RULE_SETUP #line 616 "dt_lex.l" return (DT_TOK_RSH_EQ); YY_BREAK case 142: YY_RULE_SETUP #line 617 "dt_lex.l" return (DT_TOK_ADDADD); YY_BREAK case 143: YY_RULE_SETUP #line 618 "dt_lex.l" return (DT_TOK_SUBSUB); YY_BREAK case 144: YY_RULE_SETUP #line 619 "dt_lex.l" return (DT_TOK_ELLIPSIS); YY_BREAK case 145: YY_RULE_SETUP #line 620 "dt_lex.l" return (DT_TOK_COMMA); YY_BREAK case 146: YY_RULE_SETUP #line 621 "dt_lex.l" return (';'); YY_BREAK case 147: YY_RULE_SETUP #line 622 "dt_lex.l" ; /* discard */ YY_BREAK case 148: YY_RULE_SETUP #line 623 "dt_lex.l" ; /* discard */ YY_BREAK case 149: YY_RULE_SETUP #line 624 "dt_lex.l" yyerror("syntax error near \"%c\"\n", yytext[0]); YY_BREAK case 150: YY_RULE_SETUP #line 626 "dt_lex.l" yyerror("/* encountered inside a comment\n"); YY_BREAK case 151: YY_RULE_SETUP #line 627 "dt_lex.l" BEGIN(yypcb->pcb_cstate); YY_BREAK /* VBOX - START */ case YY_STATE_EOF(S1): #line 629 "dt_lex.l" yyerror("end-of-file encountered before matching */\n"); YY_BREAK /* VBOX - END */ case 152: YY_RULE_SETUP #line 631 "dt_lex.l" ; /* discard */ YY_BREAK case 153: YY_RULE_SETUP #line 633 "dt_lex.l" { /* * S2 has an ambiguity because RGX_PSPEC includes '*' * as a glob character and '*' also can be DT_TOK_STAR. * Since lex always matches the longest token, this * rule can be matched by an input string like "int*", * which could begin a global variable declaration such * as "int*x;" or could begin a RGX_PSPEC with globbing * such as "int* { trace(timestamp); }". If C_PSPEC is * not set, we must resolve the ambiguity in favor of * the type and perform lexer pushback if the fragment * before '*' or entire fragment matches a type name. * If C_PSPEC is set, we always return a PSPEC token. * If C_PSPEC is off, the user can avoid ambiguity by * including a ':' delimiter in the specifier, which * they should be doing anyway to specify the provider. */ if (!(yypcb->pcb_cflags & DTRACE_C_PSPEC) && strchr(yytext, ':') == NULL) { char *p = strchr(yytext, '*'); char *q = yytext + yyleng - 1; if (p != NULL && p > yytext) *p = '\0'; /* prune yytext */ if (dt_type_lookup(yytext, NULL) == 0) { yylval.l_str = strdup(yytext); if (yylval.l_str == NULL) { longjmp(yypcb->pcb_jmpbuf, EDT_NOMEM); } if (p != NULL && p > yytext) { for (*p = '*'; q >= p; q--) unput(*q); } yybegin(YYS_EXPR); return (DT_TOK_TNAME); } if (p != NULL && p > yytext) *p = '*'; /* restore yytext */ } if ((yylval.l_str = strdup(yytext)) == NULL) longjmp(yypcb->pcb_jmpbuf, EDT_NOMEM); return (DT_TOK_PSPEC); } YY_BREAK case 154: YY_RULE_SETUP #line 686 "dt_lex.l" return (DT_TOK_DIV); YY_BREAK case 155: YY_RULE_SETUP #line 687 "dt_lex.l" return (DT_TOK_COMMA); YY_BREAK case 156: YY_RULE_SETUP #line 689 "dt_lex.l" ; /* discard */ YY_BREAK case 157: YY_RULE_SETUP #line 690 "dt_lex.l" yyerror("syntax error near \"%c\"\n", yytext[0]); YY_BREAK case 158: YY_RULE_SETUP #line 692 "dt_lex.l" { dt_pragma(yypragma); yypragma = NULL; BEGIN(yypcb->pcb_cstate); } YY_BREAK case 159: YY_RULE_SETUP #line 698 "dt_lex.l" ; /* discard */ YY_BREAK case 160: YY_RULE_SETUP #line 700 "dt_lex.l" { dt_node_t *dnp; if ((yylval.l_str = strdup(yytext)) == NULL) longjmp(yypcb->pcb_jmpbuf, EDT_NOMEM); /* * We want to call dt_node_ident() here, but we can't * because it will expand inlined identifiers, which we * don't want to do from #pragma context in order to * support pragmas that apply to the ident itself. We * call dt_node_string() and then reset dn_op instead. */ dnp = dt_node_string(yylval.l_str); dnp->dn_kind = DT_NODE_IDENT; dnp->dn_op = DT_TOK_IDENT; yypragma = dt_node_link(yypragma, dnp); } YY_BREAK /* VBOX - BEGIN */ case YY_STATE_EOF(S3): #line 720 "dt_lex.l" yyerror("end-of-file encountered before end of control line\n"); YY_BREAK /* VBOX - END */ case 161: YY_RULE_SETUP #line 722 "dt_lex.l" yyerror("syntax error near \"%c\"\n", yytext[0]); YY_BREAK case 162: YY_RULE_SETUP #line 724 "dt_lex.l" ECHO; YY_BREAK #line 2426 "dt_lex.c" case YY_STATE_EOF(INITIAL): case YY_STATE_EOF(S0): case YY_STATE_EOF(S2): case YY_STATE_EOF(S4): yyterminate(); case YY_END_OF_BUFFER: { /* Amount of text matched not including the EOB char. */ int yy_amount_of_matched_text = (int) (yy_cp - yytext_ptr) - 1; /* Undo the effects of YY_DO_BEFORE_ACTION. */ *yy_cp = yy_hold_char; YY_RESTORE_YY_MORE_OFFSET if ( yy_current_buffer->yy_buffer_status == YY_BUFFER_NEW ) { /* We're scanning a new file or input source. It's * possible that this happened because the user * just pointed yyin at a new source and called * yylex(). If so, then we have to assure * consistency between yy_current_buffer and our * globals. Here is the right place to do so, because * this is the first action (other than possibly a * back-up) that will match for the new input source. */ yy_n_chars = yy_current_buffer->yy_n_chars; yy_current_buffer->yy_input_file = yyin; yy_current_buffer->yy_buffer_status = YY_BUFFER_NORMAL; } /* Note that here we test for yy_c_buf_p "<=" to the position * of the first EOB in the buffer, since yy_c_buf_p will * already have been incremented past the NUL character * (since all states make transitions on EOB to the * end-of-buffer state). Contrast this with the test * in input(). */ if ( yy_c_buf_p <= &yy_current_buffer->yy_ch_buf[yy_n_chars] ) { /* This was really a NUL. */ yy_state_type yy_next_state; yy_c_buf_p = yytext_ptr + yy_amount_of_matched_text; yy_current_state = yy_get_previous_state(); /* Okay, we're now positioned to make the NUL * transition. We couldn't have * yy_get_previous_state() go ahead and do it * for us because it doesn't know how to deal * with the possibility of jamming (and we don't * want to build jamming into it because then it * will run more slowly). */ yy_next_state = yy_try_NUL_trans( yy_current_state ); yy_bp = yytext_ptr + YY_MORE_ADJ; if ( yy_next_state ) { /* Consume the NUL. */ yy_cp = ++yy_c_buf_p; yy_current_state = yy_next_state; goto yy_match; } else { yy_cp = yy_c_buf_p; goto yy_find_action; } } else switch ( yy_get_next_buffer() ) { case EOB_ACT_END_OF_FILE: { yy_did_buffer_switch_on_eof = 0; if ( yywrap() ) { /* Note: because we've taken care in * yy_get_next_buffer() to have set up * yytext, we can now set up * yy_c_buf_p so that if some total * hoser (like flex itself) wants to * call the scanner after we return the * YY_NULL, it'll still work - another * YY_NULL will get returned. */ yy_c_buf_p = yytext_ptr + YY_MORE_ADJ; yy_act = YY_STATE_EOF(YY_START); goto do_action; } else { if ( ! yy_did_buffer_switch_on_eof ) YY_NEW_FILE; } break; } case EOB_ACT_CONTINUE_SCAN: yy_c_buf_p = yytext_ptr + yy_amount_of_matched_text; yy_current_state = yy_get_previous_state(); yy_cp = yy_c_buf_p; yy_bp = yytext_ptr + YY_MORE_ADJ; goto yy_match; case EOB_ACT_LAST_MATCH: yy_c_buf_p = &yy_current_buffer->yy_ch_buf[yy_n_chars]; yy_current_state = yy_get_previous_state(); yy_cp = yy_c_buf_p; yy_bp = yytext_ptr + YY_MORE_ADJ; goto yy_find_action; } break; } default: YY_FATAL_ERROR( "fatal flex scanner internal error--no action found" ); } /* end of action switch */ } /* end of scanning one token */ } /* end of yylex */ /* yy_get_next_buffer - try to read in a new buffer * * Returns a code representing an action: * EOB_ACT_LAST_MATCH - * EOB_ACT_CONTINUE_SCAN - continue scanning from current position * EOB_ACT_END_OF_FILE - end of file */ static int yy_get_next_buffer() { register char *dest = yy_current_buffer->yy_ch_buf; register char *source = yytext_ptr; register int number_to_move, i; int ret_val; if ( yy_c_buf_p > &yy_current_buffer->yy_ch_buf[yy_n_chars + 1] ) YY_FATAL_ERROR( "fatal flex scanner internal error--end of buffer missed" ); if ( yy_current_buffer->yy_fill_buffer == 0 ) { /* Don't try to fill the buffer, so this is an EOF. */ if ( yy_c_buf_p - yytext_ptr - YY_MORE_ADJ == 1 ) { /* We matched a single character, the EOB, so * treat this as a final EOF. */ return EOB_ACT_END_OF_FILE; } else { /* We matched some text prior to the EOB, first * process it. */ return EOB_ACT_LAST_MATCH; } } /* Try to read more data. */ /* First move last chars to start of buffer. */ number_to_move = (int) (yy_c_buf_p - yytext_ptr) - 1; for ( i = 0; i < number_to_move; ++i ) *(dest++) = *(source++); if ( yy_current_buffer->yy_buffer_status == YY_BUFFER_EOF_PENDING ) /* don't do the read, it's not guaranteed to return an EOF, * just force an EOF */ yy_current_buffer->yy_n_chars = yy_n_chars = 0; else { int num_to_read = yy_current_buffer->yy_buf_size - number_to_move - 1; while ( num_to_read <= 0 ) { /* Not enough room in the buffer - grow it. */ #ifdef YY_USES_REJECT YY_FATAL_ERROR( "input buffer overflow, can't enlarge buffer because scanner uses REJECT" ); #else /* just a shorter name for the current buffer */ YY_BUFFER_STATE b = yy_current_buffer; int yy_c_buf_p_offset = (int) (yy_c_buf_p - b->yy_ch_buf); if ( b->yy_is_our_buffer ) { int new_size = b->yy_buf_size * 2; if ( new_size <= 0 ) b->yy_buf_size += b->yy_buf_size / 8; else b->yy_buf_size *= 2; b->yy_ch_buf = (char *) /* Include room in for 2 EOB chars. */ yy_flex_realloc( (void *) b->yy_ch_buf, b->yy_buf_size + 2 ); } else /* Can't grow it, we don't own it. */ b->yy_ch_buf = 0; if ( ! b->yy_ch_buf ) YY_FATAL_ERROR( "fatal error - scanner input buffer overflow" ); yy_c_buf_p = &b->yy_ch_buf[yy_c_buf_p_offset]; num_to_read = yy_current_buffer->yy_buf_size - number_to_move - 1; #endif } if ( num_to_read > YY_READ_BUF_SIZE ) num_to_read = YY_READ_BUF_SIZE; /* Read in more data. */ YY_INPUT( (&yy_current_buffer->yy_ch_buf[number_to_move]), yy_n_chars, num_to_read ); yy_current_buffer->yy_n_chars = yy_n_chars; } if ( yy_n_chars == 0 ) { if ( number_to_move == YY_MORE_ADJ ) { ret_val = EOB_ACT_END_OF_FILE; yyrestart( yyin ); } else { ret_val = EOB_ACT_LAST_MATCH; yy_current_buffer->yy_buffer_status = YY_BUFFER_EOF_PENDING; } } else ret_val = EOB_ACT_CONTINUE_SCAN; yy_n_chars += number_to_move; yy_current_buffer->yy_ch_buf[yy_n_chars] = YY_END_OF_BUFFER_CHAR; yy_current_buffer->yy_ch_buf[yy_n_chars + 1] = YY_END_OF_BUFFER_CHAR; yytext_ptr = &yy_current_buffer->yy_ch_buf[0]; return ret_val; } /* yy_get_previous_state - get the state just before the EOB char was reached */ static yy_state_type yy_get_previous_state() { register yy_state_type yy_current_state; register char *yy_cp; yy_current_state = yy_start; yy_current_state += YY_AT_BOL(); yy_state_ptr = yy_state_buf; *yy_state_ptr++ = yy_current_state; for ( yy_cp = yytext_ptr + YY_MORE_ADJ; yy_cp < yy_c_buf_p; ++yy_cp ) { register YY_CHAR yy_c = (*yy_cp ? yy_ec[YY_SC_TO_UI(*yy_cp)] : 1); while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state ) { yy_current_state = (int) yy_def[yy_current_state]; if ( yy_current_state >= 510 ) yy_c = yy_meta[(unsigned int) yy_c]; } yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c]; *yy_state_ptr++ = yy_current_state; } return yy_current_state; } /* yy_try_NUL_trans - try to make a transition on the NUL character * * synopsis * next_state = yy_try_NUL_trans( current_state ); */ #ifdef YY_USE_PROTOS static yy_state_type yy_try_NUL_trans( yy_state_type yy_current_state ) #else static yy_state_type yy_try_NUL_trans( yy_current_state ) yy_state_type yy_current_state; #endif { register int yy_is_jam; register YY_CHAR yy_c = 1; while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state ) { yy_current_state = (int) yy_def[yy_current_state]; if ( yy_current_state >= 510 ) yy_c = yy_meta[(unsigned int) yy_c]; } yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c]; yy_is_jam = (yy_current_state == 509); if ( ! yy_is_jam ) *yy_state_ptr++ = yy_current_state; return yy_is_jam ? 0 : yy_current_state; } #ifndef YY_NO_UNPUT #ifdef YY_USE_PROTOS static void yyunput( int c, register char *yy_bp ) #else static void yyunput( c, yy_bp ) int c; register char *yy_bp; #endif { register char *yy_cp = yy_c_buf_p; /* undo effects of setting up yytext */ *yy_cp = yy_hold_char; if ( yy_cp < yy_current_buffer->yy_ch_buf + 2 ) { /* need to shift things up to make room */ /* +2 for EOB chars. */ register int number_to_move = yy_n_chars + 2; register char *dest = &yy_current_buffer->yy_ch_buf[ yy_current_buffer->yy_buf_size + 2]; register char *source = &yy_current_buffer->yy_ch_buf[number_to_move]; while ( source > yy_current_buffer->yy_ch_buf ) *--dest = *--source; yy_cp += (int) (dest - source); yy_bp += (int) (dest - source); yy_current_buffer->yy_n_chars = yy_n_chars = yy_current_buffer->yy_buf_size; if ( yy_cp < yy_current_buffer->yy_ch_buf + 2 ) YY_FATAL_ERROR( "flex scanner push-back overflow" ); } *--yy_cp = (char) c; if ( c == '\n' ) --yylineno; yytext_ptr = yy_bp; yy_hold_char = *yy_cp; yy_c_buf_p = yy_cp; } #endif /* ifndef YY_NO_UNPUT */ #ifdef __cplusplus static int yyinput() #else static int input() #endif { int c; *yy_c_buf_p = yy_hold_char; if ( *yy_c_buf_p == YY_END_OF_BUFFER_CHAR ) { /* yy_c_buf_p now points to the character we want to return. * If this occurs *before* the EOB characters, then it's a * valid NUL; if not, then we've hit the end of the buffer. */ if ( yy_c_buf_p < &yy_current_buffer->yy_ch_buf[yy_n_chars] ) /* This was really a NUL. */ *yy_c_buf_p = '\0'; else { /* need more input */ int offset = yy_c_buf_p - yytext_ptr; ++yy_c_buf_p; switch ( yy_get_next_buffer() ) { case EOB_ACT_LAST_MATCH: /* This happens because yy_g_n_b() * sees that we've accumulated a * token and flags that we need to * try matching the token before * proceeding. But for input(), * there's no matching to consider. * So convert the EOB_ACT_LAST_MATCH * to EOB_ACT_END_OF_FILE. */ /* Reset buffer status. */ yyrestart( yyin ); /* fall through */ case EOB_ACT_END_OF_FILE: { if ( yywrap() ) return EOF; if ( ! yy_did_buffer_switch_on_eof ) YY_NEW_FILE; #ifdef __cplusplus return yyinput(); #else return input(); #endif } case EOB_ACT_CONTINUE_SCAN: yy_c_buf_p = yytext_ptr + offset; break; } } } c = *(unsigned char *) yy_c_buf_p; /* cast for 8-bit char's */ *yy_c_buf_p = '\0'; /* preserve yytext */ yy_hold_char = *++yy_c_buf_p; yy_current_buffer->yy_at_bol = (c == '\n'); if ( yy_current_buffer->yy_at_bol ) ++yylineno; return c; } #ifdef YY_USE_PROTOS void yyrestart( FILE *input_file ) #else void yyrestart( input_file ) FILE *input_file; #endif { if ( ! yy_current_buffer ) yy_current_buffer = yy_create_buffer( yyin, YY_BUF_SIZE ); yy_init_buffer( yy_current_buffer, input_file ); yy_load_buffer_state(); } #ifdef YY_USE_PROTOS void yy_switch_to_buffer( YY_BUFFER_STATE new_buffer ) #else void yy_switch_to_buffer( new_buffer ) YY_BUFFER_STATE new_buffer; #endif { if ( yy_current_buffer == new_buffer ) return; if ( yy_current_buffer ) { /* Flush out information for old buffer. */ *yy_c_buf_p = yy_hold_char; yy_current_buffer->yy_buf_pos = yy_c_buf_p; yy_current_buffer->yy_n_chars = yy_n_chars; } yy_current_buffer = new_buffer; yy_load_buffer_state(); /* We don't actually know whether we did this switch during * EOF (yywrap()) processing, but the only time this flag * is looked at is after yywrap() is called, so it's safe * to go ahead and always set it. */ yy_did_buffer_switch_on_eof = 1; } #ifdef YY_USE_PROTOS void yy_load_buffer_state( void ) #else void yy_load_buffer_state() #endif { yy_n_chars = yy_current_buffer->yy_n_chars; yytext_ptr = yy_c_buf_p = yy_current_buffer->yy_buf_pos; yyin = yy_current_buffer->yy_input_file; yy_hold_char = *yy_c_buf_p; } #ifdef YY_USE_PROTOS YY_BUFFER_STATE yy_create_buffer( FILE *file, int size ) #else YY_BUFFER_STATE yy_create_buffer( file, size ) FILE *file; int size; #endif { YY_BUFFER_STATE b; b = (YY_BUFFER_STATE) yy_flex_alloc( sizeof( struct yy_buffer_state ) ); if ( ! b ) YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" ); b->yy_buf_size = size; /* yy_ch_buf has to be 2 characters longer than the size given because * we need to put in 2 end-of-buffer characters. */ b->yy_ch_buf = (char *) yy_flex_alloc( b->yy_buf_size + 2 ); if ( ! b->yy_ch_buf ) YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" ); b->yy_is_our_buffer = 1; yy_init_buffer( b, file ); return b; } #ifdef YY_USE_PROTOS void yy_delete_buffer( YY_BUFFER_STATE b ) #else void yy_delete_buffer( b ) YY_BUFFER_STATE b; #endif { if ( ! b ) return; if ( b == yy_current_buffer ) yy_current_buffer = (YY_BUFFER_STATE) 0; if ( b->yy_is_our_buffer ) yy_flex_free( (void *) b->yy_ch_buf ); yy_flex_free( (void *) b ); } #ifndef YY_ALWAYS_INTERACTIVE #ifndef YY_NEVER_INTERACTIVE extern int isatty YY_PROTO(( int )); #endif #endif #ifdef YY_USE_PROTOS void yy_init_buffer( YY_BUFFER_STATE b, FILE *file ) #else void yy_init_buffer( b, file ) YY_BUFFER_STATE b; FILE *file; #endif { yy_flush_buffer( b ); b->yy_input_file = file; b->yy_fill_buffer = 1; #if YY_ALWAYS_INTERACTIVE b->yy_is_interactive = 1; #else #if YY_NEVER_INTERACTIVE b->yy_is_interactive = 0; #else b->yy_is_interactive = file ? (isatty( fileno(file) ) > 0) : 0; #endif #endif } #ifdef YY_USE_PROTOS void yy_flush_buffer( YY_BUFFER_STATE b ) #else void yy_flush_buffer( b ) YY_BUFFER_STATE b; #endif { if ( ! b ) return; b->yy_n_chars = 0; /* We always need two end-of-buffer characters. The first causes * a transition to the end-of-buffer state. The second causes * a jam in that state. */ b->yy_ch_buf[0] = YY_END_OF_BUFFER_CHAR; b->yy_ch_buf[1] = YY_END_OF_BUFFER_CHAR; b->yy_buf_pos = &b->yy_ch_buf[0]; b->yy_at_bol = 1; b->yy_buffer_status = YY_BUFFER_NEW; if ( b == yy_current_buffer ) yy_load_buffer_state(); } #ifndef YY_NO_SCAN_BUFFER #ifdef YY_USE_PROTOS YY_BUFFER_STATE yy_scan_buffer( char *base, yy_size_t size ) #else YY_BUFFER_STATE yy_scan_buffer( base, size ) char *base; yy_size_t size; #endif { YY_BUFFER_STATE b; if ( size < 2 || base[size-2] != YY_END_OF_BUFFER_CHAR || base[size-1] != YY_END_OF_BUFFER_CHAR ) /* They forgot to leave room for the EOB's. */ return 0; b = (YY_BUFFER_STATE) yy_flex_alloc( sizeof( struct yy_buffer_state ) ); if ( ! b ) YY_FATAL_ERROR( "out of dynamic memory in yy_scan_buffer()" ); b->yy_buf_size = size - 2; /* "- 2" to take care of EOB's */ b->yy_buf_pos = b->yy_ch_buf = base; b->yy_is_our_buffer = 0; b->yy_input_file = 0; b->yy_n_chars = b->yy_buf_size; b->yy_is_interactive = 0; b->yy_at_bol = 1; b->yy_fill_buffer = 0; b->yy_buffer_status = YY_BUFFER_NEW; yy_switch_to_buffer( b ); return b; } #endif #ifndef YY_NO_SCAN_STRING #ifdef YY_USE_PROTOS YY_BUFFER_STATE yy_scan_string( yyconst char *yy_str ) #else YY_BUFFER_STATE yy_scan_string( yy_str ) yyconst char *yy_str; #endif { int len; for ( len = 0; yy_str[len]; ++len ) ; return yy_scan_bytes( yy_str, len ); } #endif #ifndef YY_NO_SCAN_BYTES #ifdef YY_USE_PROTOS YY_BUFFER_STATE yy_scan_bytes( yyconst char *bytes, int len ) #else YY_BUFFER_STATE yy_scan_bytes( bytes, len ) yyconst char *bytes; int len; #endif { YY_BUFFER_STATE b; char *buf; yy_size_t n; int i; /* Get memory for full buffer, including space for trailing EOB's. */ n = len + 2; buf = (char *) yy_flex_alloc( n ); if ( ! buf ) YY_FATAL_ERROR( "out of dynamic memory in yy_scan_bytes()" ); for ( i = 0; i < len; ++i ) buf[i] = bytes[i]; buf[len] = buf[len+1] = YY_END_OF_BUFFER_CHAR; b = yy_scan_buffer( buf, n ); if ( ! b ) YY_FATAL_ERROR( "bad buffer in yy_scan_bytes()" ); /* It's okay to grow etc. this buffer, and we should throw it * away when we're done. */ b->yy_is_our_buffer = 1; return b; } #endif #ifndef YY_NO_PUSH_STATE #ifdef YY_USE_PROTOS static void yy_push_state( int new_state ) #else static void yy_push_state( new_state ) int new_state; #endif { if ( yy_start_stack_ptr >= yy_start_stack_depth ) { yy_size_t new_size; yy_start_stack_depth += YY_START_STACK_INCR; new_size = yy_start_stack_depth * sizeof( int ); if ( ! yy_start_stack ) yy_start_stack = (int *) yy_flex_alloc( new_size ); else yy_start_stack = (int *) yy_flex_realloc( (void *) yy_start_stack, new_size ); if ( ! yy_start_stack ) YY_FATAL_ERROR( "out of memory expanding start-condition stack" ); } yy_start_stack[yy_start_stack_ptr++] = YY_START; BEGIN(new_state); } #endif #ifndef YY_NO_POP_STATE static void yy_pop_state() { if ( --yy_start_stack_ptr < 0 ) YY_FATAL_ERROR( "start-condition stack underflow" ); BEGIN(yy_start_stack[yy_start_stack_ptr]); } #endif #ifndef YY_NO_TOP_STATE static int yy_top_state() { return yy_start_stack[yy_start_stack_ptr - 1]; } #endif #ifndef YY_EXIT_FAILURE #define YY_EXIT_FAILURE 2 #endif #ifdef YY_USE_PROTOS static void yy_fatal_error( yyconst char msg[] ) #else static void yy_fatal_error( msg ) char msg[]; #endif { (void) fprintf( stderr, "%s\n", msg ); exit( YY_EXIT_FAILURE ); } /* Redefine yyless() so it works in section 3 code. */ #undef yyless #define yyless(n) \ do \ { \ /* Undo effects of setting up yytext. */ \ yytext[yyleng] = yy_hold_char; \ yy_c_buf_p = yytext + n; \ yy_hold_char = *yy_c_buf_p; \ *yy_c_buf_p = '\0'; \ yyleng = n; \ } \ while ( 0 ) /* Internal utility routines. */ #ifndef yytext_ptr #ifdef YY_USE_PROTOS static void yy_flex_strncpy( char *s1, yyconst char *s2, int n ) #else static void yy_flex_strncpy( s1, s2, n ) char *s1; yyconst char *s2; int n; #endif { register int i; for ( i = 0; i < n; ++i ) s1[i] = s2[i]; } #endif #ifdef YY_NEED_STRLEN #ifdef YY_USE_PROTOS static int yy_flex_strlen( yyconst char *s ) #else static int yy_flex_strlen( s ) yyconst char *s; #endif { register int n; for ( n = 0; s[n]; ++n ) ; return n; } #endif #ifdef YY_USE_PROTOS static void *yy_flex_alloc( yy_size_t size ) #else static void *yy_flex_alloc( size ) yy_size_t size; #endif { return (void *) malloc( size ); } #ifdef YY_USE_PROTOS static void *yy_flex_realloc( void *ptr, yy_size_t size ) #else static void *yy_flex_realloc( ptr, size ) void *ptr; yy_size_t size; #endif { /* The cast to (char *) in the following accommodates both * implementations that use char* generic pointers, and those * that use void* generic pointers. It works with the latter * because both ANSI C and C++ allow castless assignment from * any pointer type to void*, and deal with argument conversions * as though doing an assignment. */ return (void *) realloc( (char *) ptr, size ); } #ifdef YY_USE_PROTOS static void yy_flex_free( void *ptr ) #else static void yy_flex_free( ptr ) void *ptr; #endif { free( ptr ); } #if YY_MAIN int main() { yylex(); return 0; } #endif #line 724 "dt_lex.l" /* * yybegin provides a wrapper for use from C code around the lex BEGIN() macro. * We use two main states for lexing because probe descriptions use a syntax * that is incompatible with the normal D tokens (e.g. names can contain "-"). * yybegin also handles the job of switching between two lists of dt_nodes * as we allocate persistent definitions, like inlines, and transient nodes * that will be freed once we are done parsing the current program file. */ void yybegin(yystate_t state) { #if YYDEBUG /* VBOX: ifdef YYDEBUG => if YYDEBUG */ yydebug = _dtrace_debug; #endif if (yypcb->pcb_yystate == state) return; /* nothing to do if we're in the state already */ if (yypcb->pcb_yystate == YYS_DEFINE) { yypcb->pcb_list = yypcb->pcb_hold; yypcb->pcb_hold = NULL; } switch (state) { case YYS_CLAUSE: BEGIN(S2); break; case YYS_DEFINE: assert(yypcb->pcb_hold == NULL); yypcb->pcb_hold = yypcb->pcb_list; yypcb->pcb_list = NULL; /*FALLTHRU*/ case YYS_EXPR: BEGIN(S0); break; case YYS_DONE: break; case YYS_CONTROL: BEGIN(S4); break; default: xyerror(D_UNKNOWN, "internal error -- bad yystate %d\n", state); } yypcb->pcb_yystate = state; } void yyinit(dt_pcb_t *pcb) { yypcb = pcb; yylineno = 1; yypragma = NULL; #ifndef USING_FLEX yysptr = yysbuf; #else yy_switch_to_buffer(yy_create_buffer(yyin, YY_BUF_SIZE)); #endif } /* * Given a lexeme 's' (typically yytext), set yylval and return an appropriate * token to the parser indicating either an identifier or a typedef name. * User-defined global variables always take precedence over types, but we do * use some heuristics because D programs can look at an ever-changing set of * kernel types and also can implicitly instantiate variables by assignment, * unlike in C. The code here is ordered carefully as lookups are not cheap. */ static int id_or_type(const char *s) { dtrace_hdl_t *dtp = yypcb->pcb_hdl; dt_decl_t *ddp = yypcb->pcb_dstack.ds_decl; int c0, c1, ttok = DT_TOK_TNAME; dt_ident_t *idp; if ((s = yylval.l_str = strdup(s)) == NULL) longjmp(yypcb->pcb_jmpbuf, EDT_NOMEM); /* * If the lexeme is a global variable or likely identifier or *not* a * type_name, then it is an identifier token. */ if (dt_idstack_lookup(&yypcb->pcb_globals, s) != NULL || dt_idhash_lookup(yypcb->pcb_idents, s) != NULL || dt_type_lookup(s, NULL) != 0) return (DT_TOK_IDENT); /* * If we're in the midst of parsing a declaration and a type_specifier * has already been shifted, then return DT_TOK_IDENT instead of TNAME. * This semantic is necessary to permit valid ISO C code such as: * * typedef int foo; * struct s { foo foo; }; * * without causing shift/reduce conflicts in the direct_declarator part * of the grammar. The result is that we must check for conflicting * redeclarations of the same identifier as part of dt_node_decl(). */ if (ddp != NULL && ddp->dd_name != NULL) return (DT_TOK_IDENT); /* * If the lexeme is a type name and we are not in a program clause, * then always interpret it as a type and return DT_TOK_TNAME. */ if ((YYSTATE) != S0) return (DT_TOK_TNAME); /* * If the lexeme matches a type name but is in a program clause, then * it could be a type or it could be an undefined variable. Peek at * the next token to decide. If we see ++, --, [, or =, we know there * might be an assignment that is trying to create a global variable, * so we optimistically return DT_TOK_IDENT. There is no harm in being * wrong: a type_name followed by ++, --, [, or = is a syntax error. */ while ((c0 = input()) != 0) { if (strchr("\f\n\r\t\v ", c0) == NULL) break; } switch (c0) { case '+': case '-': if ((c1 = input()) == c0) ttok = DT_TOK_IDENT; if (c1 != EOF) unput(c1); break; case '=': if ((c1 = input()) != c0) ttok = DT_TOK_IDENT; if (c1 != EOF) unput(c1); break; case '[': ttok = DT_TOK_IDENT; break; } if (ttok == DT_TOK_IDENT) { idp = dt_idhash_insert(yypcb->pcb_idents, s, DT_IDENT_SCALAR, 0, 0, _dtrace_defattr, 0, &dt_idops_thaw, NULL, dtp->dt_gen); if (idp == NULL) longjmp(yypcb->pcb_jmpbuf, EDT_NOMEM); } if (c0 != EOF) unput(c0); return (ttok); } #ifndef USING_FLEX static int input(void) { int c; if (yysptr > yysbuf) c = *--yysptr; else if (yypcb->pcb_fileptr != NULL) c = fgetc(yypcb->pcb_fileptr); else if (yypcb->pcb_strptr < yypcb->pcb_string + yypcb->pcb_strlen) c = *(unsigned char *)(yypcb->pcb_strptr++); else c = EOF; if (c == '\n') yylineno++; if (c != EOF) return (c); if ((YYSTATE) == S1) yyerror("end-of-file encountered before matching */\n"); if ((YYSTATE) == S3) yyerror("end-of-file encountered before end of control line\n"); if (yypcb->pcb_fileptr != NULL && ferror(yypcb->pcb_fileptr)) longjmp(yypcb->pcb_jmpbuf, EDT_FIO); return (0); /* EOF */ } static void unput(int c) { if (c == '\n') yylineno--; *yysptr++ = c; yytchar = c; } #endif /* USING_FLEX */