diff options
| author | Carl Worth <[email protected]> | 2010-07-28 12:27:33 -0700 |
|---|---|---|
| committer | Carl Worth <[email protected]> | 2010-07-28 13:48:32 -0700 |
| commit | e8a8f0f278d3c2b46b9e9883cbd837a59fcc3aaa (patch) | |
| tree | 505989bdca20db07cc6de396b08f040acf740cc5 /src/glsl/glsl_lexer.cpp | |
| parent | 279cc22dbc297b32ddc7301ed1790336cd1038ae (diff) | |
glsl: Add generated files from flex/bison.
The mesa build environment does not (currently) accept external
dependencies such as flex and bison. The compromise is to commit the
generated output files, (in spite of the pain that comes from having
generated files under version control).
Diffstat (limited to 'src/glsl/glsl_lexer.cpp')
| -rw-r--r-- | src/glsl/glsl_lexer.cpp | 3174 |
1 files changed, 3174 insertions, 0 deletions
diff --git a/src/glsl/glsl_lexer.cpp b/src/glsl/glsl_lexer.cpp new file mode 100644 index 00000000000..e3e89195b2c --- /dev/null +++ b/src/glsl/glsl_lexer.cpp @@ -0,0 +1,3174 @@ +#line 2 "glsl_lexer.cpp" + +#line 4 "glsl_lexer.cpp" + +#define YY_INT_ALIGNED short int + +/* A lexical scanner generated by flex */ + +#define FLEX_SCANNER +#define YY_FLEX_MAJOR_VERSION 2 +#define YY_FLEX_MINOR_VERSION 5 +#define YY_FLEX_SUBMINOR_VERSION 35 +#if YY_FLEX_SUBMINOR_VERSION > 0 +#define FLEX_BETA +#endif + +/* First, we deal with platform-specific or compiler-specific issues. */ + +/* begin standard C headers. */ +#include <stdio.h> +#include <string.h> +#include <errno.h> +#include <stdlib.h> + +/* end standard C headers. */ + +/* flex integer type definitions */ + +#ifndef FLEXINT_H +#define FLEXINT_H + +/* C99 systems have <inttypes.h>. Non-C99 systems may or may not. */ + +#if defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L + +/* C99 says to define __STDC_LIMIT_MACROS before including stdint.h, + * if you want the limit (max/min) macros for int types. + */ +#ifndef __STDC_LIMIT_MACROS +#define __STDC_LIMIT_MACROS 1 +#endif + +#include <inttypes.h> +typedef int8_t flex_int8_t; +typedef uint8_t flex_uint8_t; +typedef int16_t flex_int16_t; +typedef uint16_t flex_uint16_t; +typedef int32_t flex_int32_t; +typedef uint32_t flex_uint32_t; +#else +typedef signed char flex_int8_t; +typedef short int flex_int16_t; +typedef int flex_int32_t; +typedef unsigned char flex_uint8_t; +typedef unsigned short int flex_uint16_t; +typedef unsigned int flex_uint32_t; + +/* Limits of integral types. */ +#ifndef INT8_MIN +#define INT8_MIN (-128) +#endif +#ifndef INT16_MIN +#define INT16_MIN (-32767-1) +#endif +#ifndef INT32_MIN +#define INT32_MIN (-2147483647-1) +#endif +#ifndef INT8_MAX +#define INT8_MAX (127) +#endif +#ifndef INT16_MAX +#define INT16_MAX (32767) +#endif +#ifndef INT32_MAX +#define INT32_MAX (2147483647) +#endif +#ifndef UINT8_MAX +#define UINT8_MAX (255U) +#endif +#ifndef UINT16_MAX +#define UINT16_MAX (65535U) +#endif +#ifndef UINT32_MAX +#define UINT32_MAX (4294967295U) +#endif + +#endif /* ! C99 */ + +#endif /* ! FLEXINT_H */ + +#ifdef __cplusplus + +/* The "const" storage-class-modifier is valid. */ +#define YY_USE_CONST + +#else /* ! __cplusplus */ + +/* C99 requires __STDC__ to be defined as 1. */ +#if defined (__STDC__) + +#define YY_USE_CONST + +#endif /* defined (__STDC__) */ +#endif /* ! __cplusplus */ + +#ifdef YY_USE_CONST +#define yyconst const +#else +#define yyconst +#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) + +/* An opaque pointer. */ +#ifndef YY_TYPEDEF_YY_SCANNER_T +#define YY_TYPEDEF_YY_SCANNER_T +typedef void* yyscan_t; +#endif + +/* For convenience, these vars (plus the bison vars far below) + are macros in the reentrant scanner. */ +#define yyin yyg->yyin_r +#define yyout yyg->yyout_r +#define yyextra yyg->yyextra_r +#define yyleng yyg->yyleng_r +#define yytext yyg->yytext_r +#define yylineno (YY_CURRENT_BUFFER_LVALUE->yy_bs_lineno) +#define yycolumn (YY_CURRENT_BUFFER_LVALUE->yy_bs_column) +#define yy_flex_debug yyg->yy_flex_debug_r + +/* 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 yyg->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 ((yyg->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 _mesa_glsl_restart(yyin ,yyscanner ) + +#define YY_END_OF_BUFFER_CHAR 0 + +/* Size of default input buffer. */ +#ifndef YY_BUF_SIZE +#ifdef __ia64__ +/* On IA-64, the buffer size is 16k, not 8k. + * Moreover, YY_BUF_SIZE is 2*YY_READ_BUF_SIZE in the general case. + * Ditto for the __ia64__ case accordingly. + */ +#define YY_BUF_SIZE 32768 +#else +#define YY_BUF_SIZE 16384 +#endif /* __ia64__ */ +#endif + +/* The state buf must be large enough to hold one state per character in the main buffer. + */ +#define YY_STATE_BUF_SIZE ((YY_BUF_SIZE + 2) * sizeof(yy_state_type)) + +#ifndef YY_TYPEDEF_YY_BUFFER_STATE +#define YY_TYPEDEF_YY_BUFFER_STATE +typedef struct yy_buffer_state *YY_BUFFER_STATE; +#endif + +#define EOB_ACT_CONTINUE_SCAN 0 +#define EOB_ACT_END_OF_FILE 1 +#define EOB_ACT_LAST_MATCH 2 + + #define YY_LESS_LINENO(n) + +/* Return all but the first "n" matched characters back to the input stream. */ +#define yyless(n) \ + do \ + { \ + /* Undo effects of setting up yytext. */ \ + int yyless_macro_arg = (n); \ + YY_LESS_LINENO(yyless_macro_arg);\ + *yy_cp = yyg->yy_hold_char; \ + YY_RESTORE_YY_MORE_OFFSET \ + yyg->yy_c_buf_p = yy_cp = yy_bp + yyless_macro_arg - YY_MORE_ADJ; \ + YY_DO_BEFORE_ACTION; /* set up yytext again */ \ + } \ + while ( 0 ) + +#define unput(c) yyunput( c, yyg->yytext_ptr , yyscanner ) + +#ifndef YY_TYPEDEF_YY_SIZE_T +#define YY_TYPEDEF_YY_SIZE_T +typedef size_t yy_size_t; +#endif + +#ifndef YY_STRUCT_YY_BUFFER_STATE +#define YY_STRUCT_YY_BUFFER_STATE +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; + + int yy_bs_lineno; /**< The line count. */ + int yy_bs_column; /**< The column count. */ + + /* 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 _mesa_glsl_restart()), so that the user can continue scanning by + * just pointing yyin at a new input file. + */ +#define YY_BUFFER_EOF_PENDING 2 + + }; +#endif /* !YY_STRUCT_YY_BUFFER_STATE */ + +/* 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". + * + * Returns the top of the stack, or NULL. + */ +#define YY_CURRENT_BUFFER ( yyg->yy_buffer_stack \ + ? yyg->yy_buffer_stack[yyg->yy_buffer_stack_top] \ + : NULL) + +/* Same as previous macro, but useful when we know that the buffer stack is not + * NULL or when we need an lvalue. For internal use only. + */ +#define YY_CURRENT_BUFFER_LVALUE yyg->yy_buffer_stack[yyg->yy_buffer_stack_top] + +void _mesa_glsl_restart (FILE *input_file ,yyscan_t yyscanner ); +void _mesa_glsl__switch_to_buffer (YY_BUFFER_STATE new_buffer ,yyscan_t yyscanner ); +YY_BUFFER_STATE _mesa_glsl__create_buffer (FILE *file,int size ,yyscan_t yyscanner ); +void _mesa_glsl__delete_buffer (YY_BUFFER_STATE b ,yyscan_t yyscanner ); +void _mesa_glsl__flush_buffer (YY_BUFFER_STATE b ,yyscan_t yyscanner ); +void _mesa_glsl_push_buffer_state (YY_BUFFER_STATE new_buffer ,yyscan_t yyscanner ); +void _mesa_glsl_pop_buffer_state (yyscan_t yyscanner ); + +static void _mesa_glsl_ensure_buffer_stack (yyscan_t yyscanner ); +static void _mesa_glsl__load_buffer_state (yyscan_t yyscanner ); +static void _mesa_glsl__init_buffer (YY_BUFFER_STATE b,FILE *file ,yyscan_t yyscanner ); + +#define YY_FLUSH_BUFFER _mesa_glsl__flush_buffer(YY_CURRENT_BUFFER ,yyscanner) + +YY_BUFFER_STATE _mesa_glsl__scan_buffer (char *base,yy_size_t size ,yyscan_t yyscanner ); +YY_BUFFER_STATE _mesa_glsl__scan_string (yyconst char *yy_str ,yyscan_t yyscanner ); +YY_BUFFER_STATE _mesa_glsl__scan_bytes (yyconst char *bytes,int len ,yyscan_t yyscanner ); + +void *_mesa_glsl_alloc (yy_size_t ,yyscan_t yyscanner ); +void *_mesa_glsl_realloc (void *,yy_size_t ,yyscan_t yyscanner ); +void _mesa_glsl_free (void * ,yyscan_t yyscanner ); + +#define yy_new_buffer _mesa_glsl__create_buffer + +#define yy_set_interactive(is_interactive) \ + { \ + if ( ! YY_CURRENT_BUFFER ){ \ + _mesa_glsl_ensure_buffer_stack (yyscanner); \ + YY_CURRENT_BUFFER_LVALUE = \ + _mesa_glsl__create_buffer(yyin,YY_BUF_SIZE ,yyscanner); \ + } \ + YY_CURRENT_BUFFER_LVALUE->yy_is_interactive = is_interactive; \ + } + +#define yy_set_bol(at_bol) \ + { \ + if ( ! YY_CURRENT_BUFFER ){\ + _mesa_glsl_ensure_buffer_stack (yyscanner); \ + YY_CURRENT_BUFFER_LVALUE = \ + _mesa_glsl__create_buffer(yyin,YY_BUF_SIZE ,yyscanner); \ + } \ + YY_CURRENT_BUFFER_LVALUE->yy_at_bol = at_bol; \ + } + +#define YY_AT_BOL() (YY_CURRENT_BUFFER_LVALUE->yy_at_bol) + +/* Begin user sect3 */ + +#define _mesa_glsl_wrap(n) 1 +#define YY_SKIP_YYWRAP + +typedef unsigned char YY_CHAR; + +typedef int yy_state_type; + +#define yytext_ptr yytext_r + +static yy_state_type yy_get_previous_state (yyscan_t yyscanner ); +static yy_state_type yy_try_NUL_trans (yy_state_type current_state ,yyscan_t yyscanner); +static int yy_get_next_buffer (yyscan_t yyscanner ); +static void yy_fatal_error (yyconst char msg[] ,yyscan_t yyscanner ); + +/* Done after the current pattern has been matched and before the + * corresponding action - sets up yytext. + */ +#define YY_DO_BEFORE_ACTION \ + yyg->yytext_ptr = yy_bp; \ + yyleng = (size_t) (yy_cp - yy_bp); \ + yyg->yy_hold_char = *yy_cp; \ + *yy_cp = '\0'; \ + yyg->yy_c_buf_p = yy_cp; + +#define YY_NUM_RULES 145 +#define YY_END_OF_BUFFER 146 +/* This struct is not used in this scanner, + but its presence is necessary. */ +struct yy_trans_info + { + flex_int32_t yy_verify; + flex_int32_t yy_nxt; + }; +static yyconst flex_int16_t yy_accept[519] = + { 0, + 0, 0, 9, 9, 146, 144, 1, 14, 144, 144, + 144, 144, 144, 144, 144, 144, 89, 87, 144, 144, + 144, 143, 144, 143, 143, 143, 143, 143, 143, 143, + 143, 143, 143, 143, 143, 143, 143, 143, 143, 143, + 143, 143, 143, 144, 1, 144, 84, 145, 9, 13, + 145, 12, 10, 11, 1, 73, 80, 74, 83, 77, + 68, 79, 69, 86, 91, 78, 92, 89, 0, 0, + 0, 87, 0, 70, 72, 71, 0, 143, 76, 143, + 143, 143, 143, 143, 143, 143, 143, 143, 143, 143, + 22, 143, 143, 143, 143, 143, 143, 143, 143, 143, + + 143, 143, 143, 143, 26, 50, 143, 143, 143, 143, + 143, 143, 143, 143, 143, 143, 143, 143, 143, 143, + 143, 143, 143, 143, 143, 143, 143, 143, 143, 143, + 143, 143, 143, 85, 75, 1, 0, 0, 2, 0, + 0, 0, 0, 9, 8, 12, 11, 0, 91, 90, + 0, 92, 0, 93, 88, 81, 82, 96, 143, 143, + 143, 143, 143, 143, 143, 143, 143, 143, 143, 143, + 143, 143, 143, 143, 143, 143, 143, 25, 143, 143, + 143, 143, 143, 143, 143, 143, 19, 143, 143, 143, + 143, 143, 143, 143, 143, 143, 51, 143, 143, 143, + + 143, 143, 143, 143, 143, 143, 143, 143, 143, 143, + 143, 143, 143, 143, 143, 143, 143, 143, 143, 143, + 0, 0, 0, 0, 8, 0, 91, 0, 90, 0, + 92, 93, 143, 17, 143, 143, 136, 143, 143, 143, + 143, 143, 143, 143, 143, 24, 99, 143, 143, 143, + 57, 143, 143, 104, 118, 143, 143, 143, 143, 143, + 143, 143, 143, 115, 139, 38, 39, 40, 143, 143, + 143, 143, 143, 143, 143, 143, 143, 143, 143, 143, + 143, 143, 143, 143, 143, 102, 94, 143, 143, 143, + 143, 143, 143, 35, 36, 37, 67, 143, 143, 0, + + 0, 0, 0, 0, 90, 143, 20, 29, 30, 31, + 143, 97, 16, 143, 143, 143, 143, 126, 127, 128, + 143, 95, 119, 18, 129, 130, 131, 141, 123, 124, + 125, 143, 52, 121, 143, 143, 32, 33, 34, 143, + 143, 143, 143, 143, 143, 143, 143, 143, 143, 143, + 143, 143, 116, 143, 143, 143, 143, 143, 143, 143, + 143, 98, 143, 138, 143, 143, 23, 0, 0, 0, + 0, 143, 143, 143, 143, 143, 117, 112, 107, 143, + 143, 41, 42, 43, 44, 45, 46, 47, 48, 49, + 143, 143, 143, 143, 122, 103, 143, 110, 28, 143, + + 135, 58, 111, 66, 105, 143, 143, 143, 143, 143, + 143, 0, 0, 0, 0, 143, 143, 143, 106, 27, + 143, 143, 143, 140, 143, 143, 143, 143, 143, 143, + 100, 53, 143, 54, 143, 0, 0, 0, 7, 0, + 143, 55, 21, 113, 143, 143, 143, 108, 143, 143, + 143, 143, 143, 143, 101, 120, 109, 0, 0, 6, + 0, 0, 0, 3, 15, 114, 56, 137, 143, 142, + 60, 61, 62, 143, 0, 0, 0, 0, 143, 143, + 143, 143, 143, 143, 4, 0, 5, 0, 0, 0, + 143, 143, 143, 143, 143, 63, 0, 143, 143, 143, + + 143, 143, 59, 143, 132, 143, 133, 143, 143, 143, + 64, 143, 65, 143, 143, 143, 134, 0 + } ; + +static yyconst flex_int32_t yy_ec[256] = + { 0, + 1, 1, 1, 1, 1, 1, 1, 1, 2, 3, + 1, 1, 4, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 2, 5, 1, 6, 1, 7, 8, 1, 1, + 1, 9, 10, 1, 11, 12, 13, 14, 15, 16, + 17, 18, 19, 19, 19, 20, 20, 21, 1, 22, + 23, 24, 1, 1, 25, 25, 26, 27, 28, 29, + 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, + 30, 31, 32, 30, 30, 30, 30, 33, 30, 30, + 1, 1, 1, 34, 30, 1, 35, 36, 37, 38, + + 39, 40, 41, 42, 43, 30, 44, 45, 46, 47, + 48, 49, 30, 50, 51, 52, 53, 54, 55, 56, + 57, 58, 1, 59, 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, 1, 1 + } ; + +static yyconst flex_int32_t yy_meta[60] = + { 0, + 1, 2, 3, 1, 1, 1, 1, 1, 1, 4, + 4, 5, 1, 6, 6, 6, 6, 6, 6, 7, + 1, 1, 1, 1, 8, 8, 8, 9, 10, 11, + 11, 11, 12, 1, 8, 8, 8, 8, 9, 10, + 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, + 11, 11, 11, 11, 11, 12, 11, 11, 1 + } ; + +static yyconst flex_int16_t yy_base[538] = + { 0, + 0, 58, 81, 0, 809, 810, 59, 810, 785, 784, + 54, 783, 55, 56, 54, 782, 129, 130, 53, 781, + 127, 0, 769, 101, 106, 126, 116, 128, 143, 754, + 144, 136, 753, 128, 145, 747, 142, 760, 159, 165, + 149, 164, 756, 149, 214, 207, 774, 810, 215, 810, + 783, 209, 810, 0, 228, 810, 810, 810, 810, 810, + 810, 810, 810, 810, 205, 810, 208, 133, 223, 171, + 0, 226, 772, 810, 810, 810, 771, 0, 810, 747, + 740, 743, 751, 750, 737, 740, 751, 738, 744, 732, + 729, 742, 729, 726, 726, 732, 720, 205, 725, 735, + + 721, 727, 730, 731, 0, 215, 730, 166, 716, 729, + 720, 200, 713, 727, 724, 726, 709, 714, 711, 700, + 709, 207, 713, 709, 711, 700, 703, 188, 708, 700, + 712, 223, 705, 810, 810, 268, 256, 273, 810, 691, + 703, 695, 705, 269, 0, 263, 0, 274, 810, 258, + 278, 810, 314, 280, 0, 810, 810, 0, 693, 697, + 706, 703, 687, 686, 686, 241, 701, 698, 698, 696, + 693, 685, 691, 678, 689, 675, 691, 0, 688, 676, + 683, 680, 684, 677, 666, 665, 678, 681, 678, 673, + 664, 286, 669, 672, 663, 670, 659, 663, 669, 660, + + 651, 654, 652, 662, 652, 647, 645, 645, 647, 644, + 655, 654, 259, 649, 644, 633, 297, 651, 653, 642, + 634, 638, 649, 633, 0, 321, 313, 306, 810, 329, + 340, 810, 639, 0, 637, 338, 0, 630, 628, 626, + 634, 623, 640, 629, 341, 0, 0, 623, 633, 633, + 0, 618, 344, 0, 0, 620, 347, 621, 615, 614, + 615, 614, 350, 0, 0, 607, 606, 605, 607, 608, + 613, 607, 603, 616, 611, 610, 602, 606, 598, 601, + 596, 604, 609, 608, 599, 0, 0, 605, 594, 594, + 599, 598, 595, 0, 0, 0, 0, 585, 597, 596, + + 595, 592, 581, 356, 367, 595, 0, 0, 0, 0, + 582, 0, 0, 582, 583, 577, 587, 0, 0, 0, + 578, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 585, 0, 0, 583, 579, 0, 0, 0, 365, + 368, 371, 575, 571, 576, 567, 565, 578, 564, 577, + 566, 573, 0, 571, 568, 572, 556, 565, 571, 566, + 554, 0, 556, 0, 555, 558, 0, 553, 597, 552, + 554, 543, 552, 541, 541, 554, 0, 556, 0, 548, + 547, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 529, 542, 529, 526, 0, 0, 531, 0, 0, 522, + + 0, 0, 0, 0, 0, 519, 521, 514, 516, 513, + 505, 498, 395, 513, 499, 494, 506, 504, 0, 0, + 493, 497, 483, 0, 482, 470, 467, 452, 375, 456, + 0, 0, 439, 0, 433, 428, 391, 323, 810, 423, + 430, 0, 0, 0, 429, 415, 427, 0, 428, 417, + 436, 435, 434, 407, 0, 0, 0, 411, 402, 810, + 415, 0, 396, 810, 0, 0, 0, 0, 406, 0, + 425, 371, 418, 412, 399, 417, 419, 423, 402, 402, + 404, 400, 402, 384, 810, 425, 810, 437, 0, 433, + 354, 371, 363, 360, 342, 0, 435, 313, 283, 267, + + 273, 256, 0, 258, 268, 248, 0, 239, 213, 195, + 0, 206, 0, 168, 32, 11, 0, 810, 469, 473, + 480, 487, 492, 498, 504, 506, 516, 525, 529, 533, + 539, 550, 556, 558, 567, 578, 580 + } ; + +static yyconst flex_int16_t yy_def[538] = + { 0, + 518, 1, 518, 3, 518, 518, 518, 518, 518, 518, + 518, 518, 518, 518, 518, 518, 518, 519, 518, 518, + 518, 520, 518, 520, 520, 520, 520, 520, 520, 520, + 520, 520, 520, 520, 520, 520, 520, 520, 520, 520, + 520, 520, 520, 518, 518, 518, 518, 518, 518, 518, + 518, 518, 518, 521, 518, 518, 518, 518, 518, 518, + 518, 518, 518, 518, 522, 518, 523, 17, 524, 525, + 526, 519, 518, 518, 518, 518, 518, 520, 518, 520, + 520, 520, 520, 520, 520, 520, 520, 520, 520, 520, + 520, 520, 520, 520, 520, 520, 520, 520, 520, 520, + + 520, 520, 520, 520, 520, 520, 520, 520, 520, 520, + 520, 520, 520, 520, 520, 520, 520, 520, 520, 520, + 520, 520, 520, 520, 520, 520, 520, 520, 520, 520, + 520, 520, 520, 518, 518, 518, 518, 518, 518, 518, + 518, 518, 518, 518, 527, 518, 521, 528, 518, 523, + 529, 518, 518, 525, 526, 518, 518, 520, 520, 520, + 520, 520, 520, 520, 520, 520, 520, 520, 520, 520, + 520, 520, 520, 520, 520, 520, 520, 520, 520, 520, + 520, 520, 520, 520, 520, 520, 520, 520, 520, 520, + 520, 520, 520, 520, 520, 520, 520, 520, 520, 520, + + 520, 520, 520, 520, 520, 520, 520, 520, 520, 520, + 520, 520, 520, 520, 520, 520, 520, 520, 520, 520, + 518, 518, 518, 518, 527, 518, 528, 530, 518, 518, + 529, 518, 520, 520, 520, 520, 520, 520, 520, 520, + 520, 520, 520, 520, 520, 520, 520, 520, 520, 520, + 520, 520, 520, 520, 520, 520, 520, 520, 520, 520, + 520, 520, 520, 520, 520, 520, 520, 520, 520, 520, + 520, 520, 520, 520, 520, 520, 520, 520, 520, 520, + 520, 520, 520, 520, 520, 520, 520, 520, 520, 520, + 520, 520, 520, 520, 520, 520, 520, 520, 520, 518, + + 518, 518, 518, 518, 530, 520, 520, 520, 520, 520, + 520, 520, 520, 520, 520, 520, 520, 520, 520, 520, + 520, 520, 520, 520, 520, 520, 520, 520, 520, 520, + 520, 520, 520, 520, 520, 520, 520, 520, 520, 520, + 520, 520, 520, 520, 520, 520, 520, 520, 520, 520, + 520, 520, 520, 520, 520, 520, 520, 520, 520, 520, + 520, 520, 520, 520, 520, 520, 520, 518, 518, 518, + 518, 520, 520, 520, 520, 520, 520, 520, 520, 520, + 520, 520, 520, 520, 520, 520, 520, 520, 520, 520, + 520, 520, 520, 520, 520, 520, 520, 520, 520, 520, + + 520, 520, 520, 520, 520, 520, 520, 520, 520, 520, + 520, 518, 518, 518, 518, 520, 520, 520, 520, 520, + 520, 520, 520, 520, 520, 520, 520, 520, 520, 520, + 520, 520, 520, 520, 520, 518, 531, 532, 518, 518, + 520, 520, 520, 520, 520, 520, 520, 520, 520, 520, + 520, 520, 520, 520, 520, 520, 520, 518, 533, 518, + 518, 534, 532, 518, 520, 520, 520, 520, 520, 520, + 520, 520, 520, 520, 518, 535, 536, 534, 520, 520, + 520, 520, 520, 520, 518, 518, 518, 518, 537, 536, + 520, 520, 520, 520, 520, 520, 537, 520, 520, 520, + + 520, 520, 520, 520, 520, 520, 520, 520, 520, 520, + 520, 520, 520, 520, 520, 520, 520, 0, 518, 518, + 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, + 518, 518, 518, 518, 518, 518, 518 + } ; + +static yyconst flex_int16_t yy_nxt[870] = + { 0, + 6, 7, 8, 7, 9, 6, 10, 11, 12, 13, + 14, 15, 16, 17, 18, 18, 18, 18, 18, 18, + 6, 19, 20, 21, 22, 22, 22, 22, 22, 22, + 22, 22, 22, 23, 24, 25, 26, 27, 28, 29, + 30, 31, 32, 22, 33, 34, 35, 36, 37, 38, + 39, 40, 41, 42, 43, 22, 22, 22, 44, 45, + 55, 58, 55, 46, 61, 517, 63, 65, 65, 65, + 65, 65, 65, 65, 73, 74, 59, 62, 64, 516, + 47, 48, 49, 50, 49, 48, 48, 48, 48, 48, + 48, 48, 48, 51, 48, 52, 52, 52, 52, 52, + + 52, 53, 48, 48, 48, 54, 54, 54, 54, 54, + 54, 54, 54, 54, 48, 54, 54, 54, 54, 54, + 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, + 54, 54, 54, 54, 54, 54, 54, 54, 54, 48, + 67, 67, 68, 68, 68, 68, 68, 68, 69, 76, + 77, 80, 81, 82, 89, 83, 70, 70, 90, 84, + 85, 71, 109, 91, 86, 518, 110, 70, 70, 92, + 87, 134, 93, 88, 94, 105, 114, 96, 102, 111, + 153, 153, 106, 95, 71, 97, 103, 98, 518, 107, + 99, 115, 112, 118, 116, 128, 100, 104, 130, 129, + + 119, 120, 131, 124, 121, 515, 125, 135, 138, 139, + 122, 132, 190, 123, 126, 136, 144, 55, 144, 137, + 191, 127, 146, 146, 146, 146, 146, 146, 146, 55, + 213, 55, 148, 149, 67, 151, 152, 67, 214, 176, + 514, 206, 195, 148, 149, 140, 151, 152, 196, 513, + 70, 141, 177, 70, 512, 142, 207, 138, 139, 184, + 143, 70, 185, 186, 70, 218, 187, 219, 188, 136, + 144, 55, 144, 137, 138, 139, 146, 146, 146, 146, + 146, 146, 146, 226, 226, 228, 229, 230, 230, 518, + 518, 240, 241, 511, 140, 510, 228, 229, 289, 509, + + 141, 266, 267, 268, 142, 508, 290, 507, 232, 143, + 506, 140, 294, 295, 296, 304, 304, 141, 505, 232, + 504, 142, 518, 518, 459, 460, 143, 154, 154, 154, + 154, 154, 154, 154, 227, 227, 227, 227, 227, 227, + 227, 149, 231, 231, 231, 231, 231, 231, 231, 518, + 518, 503, 149, 308, 309, 310, 318, 319, 320, 325, + 326, 327, 329, 330, 331, 337, 338, 339, 152, 305, + 305, 305, 305, 305, 305, 305, 518, 518, 502, 152, + 382, 383, 384, 385, 386, 387, 388, 389, 390, 451, + 452, 453, 459, 460, 501, 229, 413, 459, 460, 500, + + 454, 481, 482, 459, 460, 499, 229, 498, 437, 438, + 438, 438, 438, 438, 438, 476, 459, 460, 486, 487, + 486, 487, 496, 462, 459, 460, 486, 487, 461, 461, + 461, 461, 461, 461, 486, 487, 486, 487, 486, 487, + 495, 494, 493, 492, 491, 485, 462, 484, 483, 489, + 488, 488, 488, 488, 488, 488, 480, 479, 475, 474, + 473, 472, 471, 470, 469, 468, 467, 466, 465, 464, + 458, 457, 489, 72, 72, 72, 456, 72, 78, 78, + 78, 78, 78, 78, 78, 147, 147, 147, 147, 147, + 147, 147, 65, 65, 455, 65, 65, 150, 150, 450, + + 150, 150, 69, 69, 69, 449, 69, 154, 448, 154, + 154, 155, 155, 155, 155, 155, 225, 225, 447, 225, + 225, 225, 225, 225, 225, 225, 225, 225, 227, 446, + 227, 227, 231, 445, 231, 231, 305, 444, 305, 305, + 461, 461, 443, 442, 461, 441, 440, 439, 436, 435, + 461, 463, 463, 434, 433, 463, 463, 477, 477, 432, + 431, 477, 477, 478, 478, 478, 478, 478, 488, 488, + 430, 429, 488, 428, 427, 426, 425, 424, 488, 490, + 490, 423, 422, 490, 490, 497, 497, 497, 497, 497, + 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, 381, 380, 379, 378, 377, 376, 375, 374, 373, + 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, 344, 343, + 342, 341, 340, 336, 335, 334, 333, 332, 328, 324, + 323, 322, 321, 317, 316, 315, 314, 313, 312, 311, + 307, 306, 303, 302, 301, 300, 299, 298, 297, 293, + 292, 291, 288, 287, 286, 285, 284, 283, 282, 281, + + 280, 279, 278, 277, 276, 275, 274, 273, 272, 271, + 270, 269, 265, 264, 263, 262, 261, 260, 259, 258, + 257, 256, 255, 254, 253, 252, 251, 250, 249, 248, + 247, 246, 245, 244, 243, 242, 239, 238, 237, 236, + 235, 234, 233, 224, 223, 222, 221, 220, 217, 216, + 215, 212, 211, 210, 209, 208, 205, 204, 203, 202, + 201, 200, 199, 198, 197, 194, 193, 192, 189, 183, + 182, 181, 180, 179, 178, 175, 174, 173, 172, 171, + 170, 169, 168, 167, 166, 165, 164, 163, 162, 161, + 160, 159, 158, 157, 156, 145, 75, 133, 117, 113, + + 108, 101, 79, 75, 66, 60, 57, 56, 518, 5, + 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, + 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, + 518, 518, 518, 518, 518, 518, 518, 518, 518 + } ; + +static yyconst flex_int16_t yy_chk[870] = + { 0, + 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, 2, + 7, 11, 7, 2, 13, 516, 14, 15, 15, 15, + 15, 15, 15, 15, 19, 19, 11, 13, 14, 515, + 2, 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, + 17, 18, 17, 17, 17, 17, 17, 17, 17, 21, + 21, 24, 24, 25, 27, 25, 17, 18, 27, 25, + 26, 17, 34, 27, 26, 68, 34, 17, 18, 27, + 26, 44, 28, 26, 28, 32, 37, 29, 31, 35, + 70, 70, 32, 28, 17, 29, 31, 29, 68, 32, + 29, 37, 35, 39, 37, 41, 29, 31, 42, 41, + + 39, 39, 42, 40, 39, 514, 40, 44, 46, 46, + 39, 42, 108, 39, 40, 45, 49, 45, 49, 45, + 108, 40, 52, 52, 52, 52, 52, 52, 52, 55, + 128, 55, 65, 65, 69, 67, 67, 72, 128, 98, + 512, 122, 112, 65, 65, 46, 67, 67, 112, 510, + 69, 46, 98, 72, 509, 46, 122, 137, 137, 106, + 46, 69, 106, 106, 72, 132, 106, 132, 106, 136, + 144, 136, 144, 136, 138, 138, 146, 146, 146, 146, + 146, 146, 146, 148, 148, 150, 150, 151, 151, 154, + 154, 166, 166, 508, 137, 506, 150, 150, 213, 505, + + 137, 192, 192, 192, 137, 504, 213, 502, 154, 137, + 501, 138, 217, 217, 217, 228, 228, 138, 500, 154, + 499, 138, 227, 227, 438, 438, 138, 153, 153, 153, + 153, 153, 153, 153, 226, 226, 226, 226, 226, 226, + 226, 227, 230, 230, 230, 230, 230, 230, 230, 231, + 231, 498, 227, 236, 236, 236, 245, 245, 245, 253, + 253, 253, 257, 257, 257, 263, 263, 263, 231, 304, + 304, 304, 304, 304, 304, 304, 305, 305, 495, 231, + 340, 340, 340, 341, 341, 341, 342, 342, 342, 429, + 429, 429, 437, 437, 494, 305, 413, 463, 463, 493, + + 429, 472, 472, 459, 459, 492, 305, 491, 413, 413, + 413, 413, 413, 413, 413, 459, 461, 461, 476, 476, + 477, 477, 484, 437, 478, 478, 486, 486, 461, 461, + 461, 461, 461, 461, 490, 490, 497, 497, 488, 488, + 483, 482, 481, 480, 479, 475, 437, 474, 473, 476, + 488, 488, 488, 488, 488, 488, 471, 469, 458, 454, + 453, 452, 451, 450, 449, 447, 446, 445, 441, 440, + 436, 435, 476, 519, 519, 519, 433, 519, 520, 520, + 520, 520, 520, 520, 520, 521, 521, 521, 521, 521, + 521, 521, 522, 522, 430, 522, 522, 523, 523, 428, + + 523, 523, 524, 524, 524, 427, 524, 525, 426, 525, + 525, 526, 526, 526, 526, 526, 527, 527, 425, 527, + 527, 527, 527, 527, 527, 527, 527, 527, 528, 423, + 528, 528, 529, 422, 529, 529, 530, 421, 530, 530, + 531, 531, 418, 417, 531, 416, 415, 414, 412, 411, + 531, 532, 532, 410, 409, 532, 532, 533, 533, 408, + 407, 533, 533, 534, 534, 534, 534, 534, 535, 535, + 406, 400, 535, 397, 394, 393, 392, 391, 535, 536, + 536, 381, 380, 536, 536, 537, 537, 537, 537, 537, + 378, 376, 375, 374, 373, 372, 371, 370, 369, 368, + + 366, 365, 363, 361, 360, 359, 358, 357, 356, 355, + 354, 352, 351, 350, 349, 348, 347, 346, 345, 344, + 343, 336, 335, 332, 321, 317, 316, 315, 314, 311, + 306, 303, 302, 301, 300, 299, 298, 293, 292, 291, + 290, 289, 288, 285, 284, 283, 282, 281, 280, 279, + 278, 277, 276, 275, 274, 273, 272, 271, 270, 269, + 268, 267, 266, 262, 261, 260, 259, 258, 256, 252, + 250, 249, 248, 244, 243, 242, 241, 240, 239, 238, + 235, 233, 224, 223, 222, 221, 220, 219, 218, 216, + 215, 214, 212, 211, 210, 209, 208, 207, 206, 205, + + 204, 203, 202, 201, 200, 199, 198, 197, 196, 195, + 194, 193, 191, 190, 189, 188, 187, 186, 185, 184, + 183, 182, 181, 180, 179, 177, 176, 175, 174, 173, + 172, 171, 170, 169, 168, 167, 165, 164, 163, 162, + 161, 160, 159, 143, 142, 141, 140, 133, 131, 130, + 129, 127, 126, 125, 124, 123, 121, 120, 119, 118, + 117, 116, 115, 114, 113, 111, 110, 109, 107, 104, + 103, 102, 101, 100, 99, 97, 96, 95, 94, 93, + 92, 91, 90, 89, 88, 87, 86, 85, 84, 83, + 82, 81, 80, 77, 73, 51, 47, 43, 38, 36, + + 33, 30, 23, 20, 16, 12, 10, 9, 5, 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, 518, + 518, 518, 518, 518, 518, 518, 518, 518, 518, 518, + 518, 518, 518, 518, 518, 518, 518, 518, 518 + } ; + +/* The intent behind this definition is that it'll catch + * any uses of REJECT which flex missed. + */ +#define REJECT reject_used_but_not_detected +#define yymore() yymore_used_but_not_detected +#define YY_MORE_ADJ 0 +#define YY_RESTORE_YY_MORE_OFFSET +#line 1 "glsl_lexer.lpp" +#line 2 "glsl_lexer.lpp" +/* + * Copyright © 2008, 2009 Intel Corporation + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + */ +#include <ctype.h> +#include "ast.h" +#include "glsl_parser_extras.h" +#include "glsl_parser.h" + +#define YY_USER_ACTION \ + do { \ + yylloc->source = 0; \ + yylloc->first_column = yycolumn + 1; \ + yylloc->first_line = yylineno + 1; \ + yycolumn += yyleng; \ + } while(0); + +#define YY_USER_INIT yylineno = 0; yycolumn = 0; + + +#line 845 "glsl_lexer.cpp" + +#define INITIAL 0 +#define PP 1 + +#ifndef YY_NO_UNISTD_H +/* Special case for "unistd.h", since it is non-ANSI. We include it way + * down here because we want the user's section 1 to have been scanned first. + * The user has a chance to override it with an option. + */ +#include <unistd.h> +#endif + +#define YY_EXTRA_TYPE struct _mesa_glsl_parse_state * + +/* Holds the entire state of the reentrant scanner. */ +struct yyguts_t + { + + /* User-defined. Not touched by flex. */ + YY_EXTRA_TYPE yyextra_r; + + /* The rest are the same as the globals declared in the non-reentrant scanner. */ + FILE *yyin_r, *yyout_r; + size_t yy_buffer_stack_top; /**< index of top of stack. */ + size_t yy_buffer_stack_max; /**< capacity of stack. */ + YY_BUFFER_STATE * yy_buffer_stack; /**< Stack as an array. */ + char yy_hold_char; + int yy_n_chars; + int yyleng_r; + char *yy_c_buf_p; + int yy_init; + int yy_start; + int yy_did_buffer_switch_on_eof; + int yy_start_stack_ptr; + int yy_start_stack_depth; + int *yy_start_stack; + yy_state_type yy_last_accepting_state; + char* yy_last_accepting_cpos; + + int yylineno_r; + int yy_flex_debug_r; + + char *yytext_r; + int yy_more_flag; + int yy_more_len; + + YYSTYPE * yylval_r; + + YYLTYPE * yylloc_r; + + }; /* end struct yyguts_t */ + +static int yy_init_globals (yyscan_t yyscanner ); + + /* This must go here because YYSTYPE and YYLTYPE are included + * from bison output in section 1.*/ + # define yylval yyg->yylval_r + + # define yylloc yyg->yylloc_r + +int _mesa_glsl_lex_init (yyscan_t* scanner); + +int _mesa_glsl_lex_init_extra (YY_EXTRA_TYPE user_defined,yyscan_t* scanner); + +/* Accessor methods to globals. + These are made visible to non-reentrant scanners for convenience. */ + +int _mesa_glsl_lex_destroy (yyscan_t yyscanner ); + +int _mesa_glsl_get_debug (yyscan_t yyscanner ); + +void _mesa_glsl_set_debug (int debug_flag ,yyscan_t yyscanner ); + +YY_EXTRA_TYPE _mesa_glsl_get_extra (yyscan_t yyscanner ); + +void _mesa_glsl_set_extra (YY_EXTRA_TYPE user_defined ,yyscan_t yyscanner ); + +FILE *_mesa_glsl_get_in (yyscan_t yyscanner ); + +void _mesa_glsl_set_in (FILE * in_str ,yyscan_t yyscanner ); + +FILE *_mesa_glsl_get_out (yyscan_t yyscanner ); + +void _mesa_glsl_set_out (FILE * out_str ,yyscan_t yyscanner ); + +int _mesa_glsl_get_leng (yyscan_t yyscanner ); + +char *_mesa_glsl_get_text (yyscan_t yyscanner ); + +int _mesa_glsl_get_lineno (yyscan_t yyscanner ); + +void _mesa_glsl_set_lineno (int line_number ,yyscan_t yyscanner ); + +YYSTYPE * _mesa_glsl_get_lval (yyscan_t yyscanner ); + +void _mesa_glsl_set_lval (YYSTYPE * yylval_param ,yyscan_t yyscanner ); + + YYLTYPE *_mesa_glsl_get_lloc (yyscan_t yyscanner ); + + void _mesa_glsl_set_lloc (YYLTYPE * yylloc_param ,yyscan_t yyscanner ); + +/* Macros after this point can all be overridden by user definitions in + * section 1. + */ + +#ifndef YY_SKIP_YYWRAP +#ifdef __cplusplus +extern "C" int _mesa_glsl_wrap (yyscan_t yyscanner ); +#else +extern int _mesa_glsl_wrap (yyscan_t yyscanner ); +#endif +#endif + +#ifndef yytext_ptr +static void yy_flex_strncpy (char *,yyconst char *,int ,yyscan_t yyscanner); +#endif + +#ifdef YY_NEED_STRLEN +static int yy_flex_strlen (yyconst char * ,yyscan_t yyscanner); +#endif + +#ifndef YY_NO_INPUT + +#ifdef __cplusplus +static int yyinput (yyscan_t yyscanner ); +#else +static int input (yyscan_t yyscanner ); +#endif + +#endif + +/* Amount of stuff to slurp up with each read. */ +#ifndef YY_READ_BUF_SIZE +#ifdef __ia64__ +/* On IA-64, the buffer size is 16k, not 8k */ +#define YY_READ_BUF_SIZE 16384 +#else +#define YY_READ_BUF_SIZE 8192 +#endif /* __ia64__ */ +#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 do { if (fwrite( yytext, yyleng, 1, yyout )) {} } while (0) +#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_LVALUE->yy_is_interactive ) \ + { \ + int c = '*'; \ + size_t 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 \ + { \ + errno=0; \ + while ( (result = fread(buf, 1, max_size, yyin))==0 && ferror(yyin)) \ + { \ + if( errno != EINTR) \ + { \ + YY_FATAL_ERROR( "input in flex scanner failed" ); \ + break; \ + } \ + errno=0; \ + clearerr(yyin); \ + } \ + }\ +\ + +#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 , yyscanner) +#endif + +/* end tables serialization structures and prototypes */ + +/* Default declaration of generated scanner - a define so the user can + * easily add parameters. + */ +#ifndef YY_DECL +#define YY_DECL_IS_OURS 1 + +extern int _mesa_glsl_lex \ + (YYSTYPE * yylval_param,YYLTYPE * yylloc_param ,yyscan_t yyscanner); + +#define YY_DECL int _mesa_glsl_lex \ + (YYSTYPE * yylval_param, YYLTYPE * yylloc_param , yyscan_t yyscanner) +#endif /* !YY_DECL */ + +/* 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_LVALUE->yy_at_bol = \ + (yytext[yyleng - 1] == '\n'); \ + YY_USER_ACTION + +/** The main scanner function which does all the work. + */ +YY_DECL +{ + register yy_state_type yy_current_state; + register char *yy_cp, *yy_bp; + register int yy_act; + struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; + +#line 56 "glsl_lexer.lpp" + + +#line 1094 "glsl_lexer.cpp" + + yylval = yylval_param; + + yylloc = yylloc_param; + + if ( !yyg->yy_init ) + { + yyg->yy_init = 1; + +#ifdef YY_USER_INIT + YY_USER_INIT; +#endif + + if ( ! yyg->yy_start ) + yyg->yy_start = 1; /* first start state */ + + if ( ! yyin ) + yyin = stdin; + + if ( ! yyout ) + yyout = stdout; + + if ( ! YY_CURRENT_BUFFER ) { + _mesa_glsl_ensure_buffer_stack (yyscanner); + YY_CURRENT_BUFFER_LVALUE = + _mesa_glsl__create_buffer(yyin,YY_BUF_SIZE ,yyscanner); + } + + _mesa_glsl__load_buffer_state(yyscanner ); + } + + while ( 1 ) /* loops until end-of-file is reached */ + { + yy_cp = yyg->yy_c_buf_p; + + /* Support of yytext. */ + *yy_cp = yyg->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 = yyg->yy_start; + yy_current_state += YY_AT_BOL(); +yy_match: + do + { + register YY_CHAR yy_c = yy_ec[YY_SC_TO_UI(*yy_cp)]; + if ( yy_accept[yy_current_state] ) + { + yyg->yy_last_accepting_state = yy_current_state; + yyg->yy_last_accepting_cpos = 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 >= 519 ) + yy_c = yy_meta[(unsigned int) yy_c]; + } + yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c]; + ++yy_cp; + } + while ( yy_current_state != 518 ); + yy_cp = yyg->yy_last_accepting_cpos; + yy_current_state = yyg->yy_last_accepting_state; + +yy_find_action: + yy_act = yy_accept[yy_current_state]; + + YY_DO_BEFORE_ACTION; + +do_action: /* This label is used only to access EOF actions. */ + + switch ( yy_act ) + { /* beginning of action switch */ + case 0: /* must back up */ + /* undo the effects of YY_DO_BEFORE_ACTION */ + *yy_cp = yyg->yy_hold_char; + yy_cp = yyg->yy_last_accepting_cpos; + yy_current_state = yyg->yy_last_accepting_state; + goto yy_find_action; + +case 1: +YY_RULE_SETUP +#line 58 "glsl_lexer.lpp" +; + YY_BREAK +/* Preprocessor tokens. */ +case 2: +*yy_cp = yyg->yy_hold_char; /* undo effects of setting up yytext */ +yyg->yy_c_buf_p = yy_cp -= 1; +YY_DO_BEFORE_ACTION; /* set up yytext again */ +YY_RULE_SETUP +#line 61 "glsl_lexer.lpp" +; + YY_BREAK +case 3: +YY_RULE_SETUP +#line 62 "glsl_lexer.lpp" +{ BEGIN PP; return VERSION; } + YY_BREAK +case 4: +YY_RULE_SETUP +#line 63 "glsl_lexer.lpp" +{ BEGIN PP; return EXTENSION; } + YY_BREAK +case 5: +*yy_cp = yyg->yy_hold_char; /* undo effects of setting up yytext */ +yyg->yy_c_buf_p = yy_cp -= 1; +YY_DO_BEFORE_ACTION; /* set up yytext again */ +YY_RULE_SETUP +#line 64 "glsl_lexer.lpp" +{ + /* Eat characters until the first digit is + * encountered + */ + char *ptr = yytext; + while (!isdigit(*ptr)) + ptr++; + + /* Subtract one from the line number because + * yylineno is zero-based instead of + * one-based. + */ + yylineno = strtol(ptr, &ptr, 0) - 1; + yylloc->source = strtol(ptr, NULL, 0); + } + YY_BREAK +case 6: +*yy_cp = yyg->yy_hold_char; /* undo effects of setting up yytext */ +yyg->yy_c_buf_p = yy_cp -= 1; +YY_DO_BEFORE_ACTION; /* set up yytext again */ +YY_RULE_SETUP +#line 79 "glsl_lexer.lpp" +{ + /* Eat characters until the first digit is + * encountered + */ + char *ptr = yytext; + while (!isdigit(*ptr)) + ptr++; + + /* Subtract one from the line number because + * yylineno is zero-based instead of + * one-based. + */ + yylineno = strtol(ptr, &ptr, 0) - 1; + } + YY_BREAK +case 7: +YY_RULE_SETUP +#line 93 "glsl_lexer.lpp" +{ BEGIN PP; return PRAGMA; } + YY_BREAK +case 8: +YY_RULE_SETUP +#line 94 "glsl_lexer.lpp" +{ } + YY_BREAK +case 9: +YY_RULE_SETUP +#line 95 "glsl_lexer.lpp" +{ } + YY_BREAK +case 10: +YY_RULE_SETUP +#line 96 "glsl_lexer.lpp" +return COLON; + YY_BREAK +case 11: +YY_RULE_SETUP +#line 97 "glsl_lexer.lpp" +{ + yylval->identifier = strdup(yytext); + return IDENTIFIER; + } + YY_BREAK +case 12: +YY_RULE_SETUP +#line 101 "glsl_lexer.lpp" +{ + yylval->n = strtol(yytext, NULL, 10); + return INTCONSTANT; + } + YY_BREAK +case 13: +/* rule 13 can match eol */ +YY_RULE_SETUP +#line 105 "glsl_lexer.lpp" +{ BEGIN 0; yylineno++; yycolumn = 0; return EOL; } + YY_BREAK +case 14: +/* rule 14 can match eol */ +YY_RULE_SETUP +#line 107 "glsl_lexer.lpp" +{ yylineno++; yycolumn = 0; } + YY_BREAK +case 15: +YY_RULE_SETUP +#line 109 "glsl_lexer.lpp" +return ATTRIBUTE; + YY_BREAK +case 16: +YY_RULE_SETUP +#line 110 "glsl_lexer.lpp" +return CONST_TOK; + YY_BREAK +case 17: +YY_RULE_SETUP +#line 111 "glsl_lexer.lpp" +return BOOL; + YY_BREAK +case 18: +YY_RULE_SETUP +#line 112 "glsl_lexer.lpp" +return FLOAT; + YY_BREAK +case 19: +YY_RULE_SETUP +#line 113 "glsl_lexer.lpp" +return INT; + YY_BREAK +case 20: +YY_RULE_SETUP +#line 115 "glsl_lexer.lpp" +return BREAK; + YY_BREAK +case 21: +YY_RULE_SETUP +#line 116 "glsl_lexer.lpp" +return CONTINUE; + YY_BREAK +case 22: +YY_RULE_SETUP +#line 117 "glsl_lexer.lpp" +return DO; + YY_BREAK +case 23: +YY_RULE_SETUP +#line 118 "glsl_lexer.lpp" +return WHILE; + YY_BREAK +case 24: +YY_RULE_SETUP +#line 119 "glsl_lexer.lpp" +return ELSE; + YY_BREAK +case 25: +YY_RULE_SETUP +#line 120 "glsl_lexer.lpp" +return FOR; + YY_BREAK +case 26: +YY_RULE_SETUP +#line 121 "glsl_lexer.lpp" +return IF; + YY_BREAK +case 27: +YY_RULE_SETUP +#line 122 "glsl_lexer.lpp" +return DISCARD; + YY_BREAK +case 28: +YY_RULE_SETUP +#line 123 "glsl_lexer.lpp" +return RETURN; + YY_BREAK +case 29: +YY_RULE_SETUP +#line 125 "glsl_lexer.lpp" +return BVEC2; + YY_BREAK +case 30: +YY_RULE_SETUP +#line 126 "glsl_lexer.lpp" +return BVEC3; + YY_BREAK +case 31: +YY_RULE_SETUP +#line 127 "glsl_lexer.lpp" +return BVEC4; + YY_BREAK +case 32: +YY_RULE_SETUP +#line 128 "glsl_lexer.lpp" +return IVEC2; + YY_BREAK +case 33: +YY_RULE_SETUP +#line 129 "glsl_lexer.lpp" +return IVEC3; + YY_BREAK +case 34: +YY_RULE_SETUP +#line 130 "glsl_lexer.lpp" +return IVEC4; + YY_BREAK +case 35: +YY_RULE_SETUP +#line 131 "glsl_lexer.lpp" +return VEC2; + YY_BREAK +case 36: +YY_RULE_SETUP +#line 132 "glsl_lexer.lpp" +return VEC3; + YY_BREAK +case 37: +YY_RULE_SETUP +#line 133 "glsl_lexer.lpp" +return VEC4; + YY_BREAK +case 38: +YY_RULE_SETUP +#line 134 "glsl_lexer.lpp" +return MAT2; + YY_BREAK +case 39: +YY_RULE_SETUP +#line 135 "glsl_lexer.lpp" +return MAT3; + YY_BREAK +case 40: +YY_RULE_SETUP +#line 136 "glsl_lexer.lpp" +return MAT4; + YY_BREAK +case 41: +YY_RULE_SETUP +#line 137 "glsl_lexer.lpp" +return MAT2X2; + YY_BREAK +case 42: +YY_RULE_SETUP +#line 138 "glsl_lexer.lpp" +return MAT2X3; + YY_BREAK +case 43: +YY_RULE_SETUP +#line 139 "glsl_lexer.lpp" +return MAT2X4; + YY_BREAK +case 44: +YY_RULE_SETUP +#line 140 "glsl_lexer.lpp" +return MAT3X2; + YY_BREAK +case 45: +YY_RULE_SETUP +#line 141 "glsl_lexer.lpp" +return MAT3X3; + YY_BREAK +case 46: +YY_RULE_SETUP +#line 142 "glsl_lexer.lpp" +return MAT3X4; + YY_BREAK +case 47: +YY_RULE_SETUP +#line 143 "glsl_lexer.lpp" +return MAT4X2; + YY_BREAK +case 48: +YY_RULE_SETUP +#line 144 "glsl_lexer.lpp" +return MAT4X3; + YY_BREAK +case 49: +YY_RULE_SETUP +#line 145 "glsl_lexer.lpp" +return MAT4X4; + YY_BREAK +case 50: +YY_RULE_SETUP +#line 147 "glsl_lexer.lpp" +return IN; + YY_BREAK +case 51: +YY_RULE_SETUP +#line 148 "glsl_lexer.lpp" +return OUT; + YY_BREAK +case 52: +YY_RULE_SETUP +#line 149 "glsl_lexer.lpp" +return INOUT; + YY_BREAK +case 53: +YY_RULE_SETUP +#line 150 "glsl_lexer.lpp" +return UNIFORM; + YY_BREAK +case 54: +YY_RULE_SETUP +#line 151 "glsl_lexer.lpp" +return VARYING; + YY_BREAK +case 55: +YY_RULE_SETUP +#line 152 "glsl_lexer.lpp" +{ + if (yyextra->language_version >= 120) { + return CENTROID; + } else { + yylval->identifier = strdup(yytext); + return IDENTIFIER; + } + } + YY_BREAK +case 56: +YY_RULE_SETUP +#line 160 "glsl_lexer.lpp" +{ + if (yyextra->language_version >= 120) { + return INVARIANT; + } else { + yylval->identifier = strdup(yytext); + return IDENTIFIER; + } + } + YY_BREAK +case 57: +YY_RULE_SETUP +#line 169 "glsl_lexer.lpp" +{ + if (yyextra->language_version >= 130) { + return FLAT; + } else { + yylval->identifier = strdup(yytext); + return IDENTIFIER; + } + } + YY_BREAK +case 58: +YY_RULE_SETUP +#line 177 "glsl_lexer.lpp" +{ + if (yyextra->language_version >= 130) { + return SMOOTH; + } else { + yylval->identifier = strdup(yytext); + return IDENTIFIER; + } + } + YY_BREAK +case 59: +YY_RULE_SETUP +#line 185 "glsl_lexer.lpp" +{ + if (yyextra->language_version >= 130) { + return NOPERSPECTIVE; + } else { + yylval->identifier = strdup(yytext); + return IDENTIFIER; + } + } + YY_BREAK +case 60: +YY_RULE_SETUP +#line 194 "glsl_lexer.lpp" +return SAMPLER1D; + YY_BREAK +case 61: +YY_RULE_SETUP +#line 195 "glsl_lexer.lpp" +return SAMPLER2D; + YY_BREAK +case 62: +YY_RULE_SETUP +#line 196 "glsl_lexer.lpp" +return SAMPLER3D; + YY_BREAK +case 63: +YY_RULE_SETUP +#line 197 "glsl_lexer.lpp" +return SAMPLERCUBE; + YY_BREAK +case 64: +YY_RULE_SETUP +#line 198 "glsl_lexer.lpp" +return SAMPLER1DSHADOW; + YY_BREAK +case 65: +YY_RULE_SETUP +#line 199 "glsl_lexer.lpp" +return SAMPLER2DSHADOW; + YY_BREAK +case 66: +YY_RULE_SETUP +#line 201 "glsl_lexer.lpp" +return STRUCT; + YY_BREAK +case 67: +YY_RULE_SETUP +#line 202 "glsl_lexer.lpp" +return VOID; + YY_BREAK +case 68: +YY_RULE_SETUP +#line 204 "glsl_lexer.lpp" +return INC_OP; + YY_BREAK +case 69: +YY_RULE_SETUP +#line 205 "glsl_lexer.lpp" +return DEC_OP; + YY_BREAK +case 70: +YY_RULE_SETUP +#line 206 "glsl_lexer.lpp" +return LE_OP; + YY_BREAK +case 71: +YY_RULE_SETUP +#line 207 "glsl_lexer.lpp" +return GE_OP; + YY_BREAK +case 72: +YY_RULE_SETUP +#line 208 "glsl_lexer.lpp" +return EQ_OP; + YY_BREAK +case 73: +YY_RULE_SETUP +#line 209 "glsl_lexer.lpp" +return NE_OP; + YY_BREAK +case 74: +YY_RULE_SETUP +#line 210 "glsl_lexer.lpp" +return AND_OP; + YY_BREAK +case 75: +YY_RULE_SETUP +#line 211 "glsl_lexer.lpp" +return OR_OP; + YY_BREAK +case 76: +YY_RULE_SETUP +#line 212 "glsl_lexer.lpp" +return XOR_OP; + YY_BREAK +case 77: +YY_RULE_SETUP +#line 214 "glsl_lexer.lpp" +return MUL_ASSIGN; + YY_BREAK +case 78: +YY_RULE_SETUP +#line 215 "glsl_lexer.lpp" +return DIV_ASSIGN; + YY_BREAK +case 79: +YY_RULE_SETUP +#line 216 "glsl_lexer.lpp" +return ADD_ASSIGN; + YY_BREAK +case 80: +YY_RULE_SETUP +#line 217 "glsl_lexer.lpp" +return MOD_ASSIGN; + YY_BREAK +case 81: +YY_RULE_SETUP +#line 218 "glsl_lexer.lpp" +return LEFT_ASSIGN; + YY_BREAK +case 82: +YY_RULE_SETUP +#line 219 "glsl_lexer.lpp" +return RIGHT_ASSIGN; + YY_BREAK +case 83: +YY_RULE_SETUP +#line 220 "glsl_lexer.lpp" +return AND_ASSIGN; + YY_BREAK +case 84: +YY_RULE_SETUP +#line 221 "glsl_lexer.lpp" +return XOR_ASSIGN; + YY_BREAK +case 85: +YY_RULE_SETUP +#line 222 "glsl_lexer.lpp" +return OR_ASSIGN; + YY_BREAK +case 86: +YY_RULE_SETUP +#line 223 "glsl_lexer.lpp" +return SUB_ASSIGN; + YY_BREAK +case 87: +YY_RULE_SETUP +#line 225 "glsl_lexer.lpp" +{ + yylval->n = strtol(yytext, NULL, 10); + return INTCONSTANT; + } + YY_BREAK +case 88: +YY_RULE_SETUP +#line 229 "glsl_lexer.lpp" +{ + yylval->n = strtol(yytext + 2, NULL, 16); + return INTCONSTANT; + } + YY_BREAK +case 89: +YY_RULE_SETUP +#line 233 "glsl_lexer.lpp" +{ + yylval->n = strtol(yytext, NULL, 8); + return INTCONSTANT; + } + YY_BREAK +case 90: +YY_RULE_SETUP +#line 238 "glsl_lexer.lpp" +{ + yylval->real = strtod(yytext, NULL); + return FLOATCONSTANT; + } + YY_BREAK +case 91: +YY_RULE_SETUP +#line 242 "glsl_lexer.lpp" +{ + yylval->real = strtod(yytext, NULL); + return FLOATCONSTANT; + } + YY_BREAK +case 92: +YY_RULE_SETUP +#line 246 "glsl_lexer.lpp" +{ + yylval->real = strtod(yytext, NULL); + return FLOATCONSTANT; + } + YY_BREAK +case 93: +YY_RULE_SETUP +#line 250 "glsl_lexer.lpp" +{ + yylval->real = strtod(yytext, NULL); + return FLOATCONSTANT; + } + YY_BREAK +case 94: +YY_RULE_SETUP +#line 255 "glsl_lexer.lpp" +{ + yylval->n = 1; + return BOOLCONSTANT; + } + YY_BREAK +case 95: +YY_RULE_SETUP +#line 259 "glsl_lexer.lpp" +{ + yylval->n = 0; + return BOOLCONSTANT; + } + YY_BREAK +/* Reserved words in GLSL 1.10. */ +case 96: +YY_RULE_SETUP +#line 266 "glsl_lexer.lpp" +return ASM; + YY_BREAK +case 97: +YY_RULE_SETUP +#line 267 "glsl_lexer.lpp" +return CLASS; + YY_BREAK +case 98: +YY_RULE_SETUP +#line 268 "glsl_lexer.lpp" +return UNION; + YY_BREAK +case 99: +YY_RULE_SETUP +#line 269 "glsl_lexer.lpp" +return ENUM; + YY_BREAK +case 100: +YY_RULE_SETUP +#line 270 "glsl_lexer.lpp" +return TYPEDEF; + YY_BREAK +case 101: +YY_RULE_SETUP +#line 271 "glsl_lexer.lpp" +return TEMPLATE; + YY_BREAK +case 102: +YY_RULE_SETUP +#line 272 "glsl_lexer.lpp" +return THIS; + YY_BREAK +case 103: +YY_RULE_SETUP +#line 273 "glsl_lexer.lpp" +return PACKED; + YY_BREAK +case 104: +YY_RULE_SETUP +#line 274 "glsl_lexer.lpp" +return GOTO; + YY_BREAK +case 105: +YY_RULE_SETUP +#line 275 "glsl_lexer.lpp" +return SWITCH; + YY_BREAK +case 106: +YY_RULE_SETUP +#line 276 "glsl_lexer.lpp" +return DEFAULT; + YY_BREAK +case 107: +YY_RULE_SETUP +#line 277 "glsl_lexer.lpp" +return INLINE_TOK; + YY_BREAK +case 108: +YY_RULE_SETUP +#line 278 "glsl_lexer.lpp" +return NOINLINE; + YY_BREAK +case 109: +YY_RULE_SETUP +#line 279 "glsl_lexer.lpp" +return VOLATILE; + YY_BREAK +case 110: +YY_RULE_SETUP +#line 280 "glsl_lexer.lpp" +return PUBLIC_TOK; + YY_BREAK +case 111: +YY_RULE_SETUP +#line 281 "glsl_lexer.lpp" +return STATIC; + YY_BREAK +case 112: +YY_RULE_SETUP +#line 282 "glsl_lexer.lpp" +return EXTERN; + YY_BREAK +case 113: +YY_RULE_SETUP +#line 283 "glsl_lexer.lpp" +return EXTERNAL; + YY_BREAK +case 114: +YY_RULE_SETUP +#line 284 "glsl_lexer.lpp" +return INTERFACE; + YY_BREAK +case 115: +YY_RULE_SETUP +#line 285 "glsl_lexer.lpp" +return LONG; + YY_BREAK +case 116: +YY_RULE_SETUP +#line 286 "glsl_lexer.lpp" +return SHORT; + YY_BREAK +case 117: +YY_RULE_SETUP +#line 287 "glsl_lexer.lpp" +return DOUBLE; + YY_BREAK +case 118: +YY_RULE_SETUP +#line 288 "glsl_lexer.lpp" +return HALF; + YY_BREAK +case 119: +YY_RULE_SETUP +#line 289 "glsl_lexer.lpp" +return FIXED; + YY_BREAK +case 120: +YY_RULE_SETUP +#line 290 "glsl_lexer.lpp" +return UNSIGNED; + YY_BREAK +case 121: +YY_RULE_SETUP +#line 291 "glsl_lexer.lpp" +return INPUT; + YY_BREAK +case 122: +YY_RULE_SETUP +#line 292 "glsl_lexer.lpp" +return OUTPUT; + YY_BREAK +case 123: +YY_RULE_SETUP +#line 293 "glsl_lexer.lpp" +return HVEC2; + YY_BREAK +case 124: +YY_RULE_SETUP +#line 294 "glsl_lexer.lpp" +return HVEC3; + YY_BREAK +case 125: +YY_RULE_SETUP +#line 295 "glsl_lexer.lpp" +return HVEC4; + YY_BREAK +case 126: +YY_RULE_SETUP +#line 296 "glsl_lexer.lpp" +return DVEC2; + YY_BREAK +case 127: +YY_RULE_SETUP +#line 297 "glsl_lexer.lpp" +return DVEC3; + YY_BREAK +case 128: +YY_RULE_SETUP +#line 298 "glsl_lexer.lpp" +return DVEC4; + YY_BREAK +case 129: +YY_RULE_SETUP +#line 299 "glsl_lexer.lpp" +return FVEC2; + YY_BREAK +case 130: +YY_RULE_SETUP +#line 300 "glsl_lexer.lpp" +return FVEC3; + YY_BREAK +case 131: +YY_RULE_SETUP +#line 301 "glsl_lexer.lpp" +return FVEC4; + YY_BREAK +case 132: +YY_RULE_SETUP +#line 302 "glsl_lexer.lpp" +return SAMPLER2DRECT; + YY_BREAK +case 133: +YY_RULE_SETUP +#line 303 "glsl_lexer.lpp" +return SAMPLER3DRECT; + YY_BREAK +case 134: +YY_RULE_SETUP +#line 304 "glsl_lexer.lpp" +return SAMPLER2DRECTSHADOW; + YY_BREAK +case 135: +YY_RULE_SETUP +#line 305 "glsl_lexer.lpp" +return SIZEOF; + YY_BREAK +case 136: +YY_RULE_SETUP +#line 306 "glsl_lexer.lpp" +return CAST; + YY_BREAK +case 137: +YY_RULE_SETUP +#line 307 "glsl_lexer.lpp" +return NAMESPACE; + YY_BREAK +case 138: +YY_RULE_SETUP +#line 308 "glsl_lexer.lpp" +return USING; + YY_BREAK +/* Additional reserved words in GLSL 1.20. */ +case 139: +YY_RULE_SETUP +#line 311 "glsl_lexer.lpp" +return LOWP; + YY_BREAK +case 140: +YY_RULE_SETUP +#line 312 "glsl_lexer.lpp" +return MEDIUMP; + YY_BREAK +case 141: +YY_RULE_SETUP +#line 313 "glsl_lexer.lpp" +return HIGHP; + YY_BREAK +case 142: +YY_RULE_SETUP +#line 314 "glsl_lexer.lpp" +return PRECISION; + YY_BREAK +case 143: +YY_RULE_SETUP +#line 316 "glsl_lexer.lpp" +{ + struct _mesa_glsl_parse_state *state = yyextra; + void *ctx = state; + yylval->identifier = talloc_strdup(ctx, yytext); + return IDENTIFIER; + } + YY_BREAK +case 144: +YY_RULE_SETUP +#line 323 "glsl_lexer.lpp" +{ return yytext[0]; } + YY_BREAK +case 145: +YY_RULE_SETUP +#line 325 "glsl_lexer.lpp" +ECHO; + YY_BREAK +#line 2017 "glsl_lexer.cpp" +case YY_STATE_EOF(INITIAL): +case YY_STATE_EOF(PP): + yyterminate(); + + case YY_END_OF_BUFFER: + { + /* Amount of text matched not including the EOB char. */ + int yy_amount_of_matched_text = (int) (yy_cp - yyg->yytext_ptr) - 1; + + /* Undo the effects of YY_DO_BEFORE_ACTION. */ + *yy_cp = yyg->yy_hold_char; + YY_RESTORE_YY_MORE_OFFSET + + if ( YY_CURRENT_BUFFER_LVALUE->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 + * _mesa_glsl_lex(). 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. + */ + yyg->yy_n_chars = YY_CURRENT_BUFFER_LVALUE->yy_n_chars; + YY_CURRENT_BUFFER_LVALUE->yy_input_file = yyin; + YY_CURRENT_BUFFER_LVALUE->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 ( yyg->yy_c_buf_p <= &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[yyg->yy_n_chars] ) + { /* This was really a NUL. */ + yy_state_type yy_next_state; + + yyg->yy_c_buf_p = yyg->yytext_ptr + yy_amount_of_matched_text; + + yy_current_state = yy_get_previous_state( yyscanner ); + + /* 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 , yyscanner); + + yy_bp = yyg->yytext_ptr + YY_MORE_ADJ; + + if ( yy_next_state ) + { + /* Consume the NUL. */ + yy_cp = ++yyg->yy_c_buf_p; + yy_current_state = yy_next_state; + goto yy_match; + } + + else + { + yy_cp = yyg->yy_last_accepting_cpos; + yy_current_state = yyg->yy_last_accepting_state; + goto yy_find_action; + } + } + + else switch ( yy_get_next_buffer( yyscanner ) ) + { + case EOB_ACT_END_OF_FILE: + { + yyg->yy_did_buffer_switch_on_eof = 0; + + if ( _mesa_glsl_wrap(yyscanner ) ) + { + /* 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. + */ + yyg->yy_c_buf_p = yyg->yytext_ptr + YY_MORE_ADJ; + + yy_act = YY_STATE_EOF(YY_START); + goto do_action; + } + + else + { + if ( ! yyg->yy_did_buffer_switch_on_eof ) + YY_NEW_FILE; + } + break; + } + + case EOB_ACT_CONTINUE_SCAN: + yyg->yy_c_buf_p = + yyg->yytext_ptr + yy_amount_of_matched_text; + + yy_current_state = yy_get_previous_state( yyscanner ); + + yy_cp = yyg->yy_c_buf_p; + yy_bp = yyg->yytext_ptr + YY_MORE_ADJ; + goto yy_match; + + case EOB_ACT_LAST_MATCH: + yyg->yy_c_buf_p = + &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[yyg->yy_n_chars]; + + yy_current_state = yy_get_previous_state( yyscanner ); + + yy_cp = yyg->yy_c_buf_p; + yy_bp = yyg->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 _mesa_glsl_lex */ + +/* 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 (yyscan_t yyscanner) +{ + struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; + register char *dest = YY_CURRENT_BUFFER_LVALUE->yy_ch_buf; + register char *source = yyg->yytext_ptr; + register int number_to_move, i; + int ret_val; + + if ( yyg->yy_c_buf_p > &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[yyg->yy_n_chars + 1] ) + YY_FATAL_ERROR( + "fatal flex scanner internal error--end of buffer missed" ); + + if ( YY_CURRENT_BUFFER_LVALUE->yy_fill_buffer == 0 ) + { /* Don't try to fill the buffer, so this is an EOF. */ + if ( yyg->yy_c_buf_p - yyg->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) (yyg->yy_c_buf_p - yyg->yytext_ptr) - 1; + + for ( i = 0; i < number_to_move; ++i ) + *(dest++) = *(source++); + + if ( YY_CURRENT_BUFFER_LVALUE->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_LVALUE->yy_n_chars = yyg->yy_n_chars = 0; + + else + { + int num_to_read = + YY_CURRENT_BUFFER_LVALUE->yy_buf_size - number_to_move - 1; + + while ( num_to_read <= 0 ) + { /* Not enough room in the buffer - grow it. */ + + /* just a shorter name for the current buffer */ + YY_BUFFER_STATE b = YY_CURRENT_BUFFER; + + int yy_c_buf_p_offset = + (int) (yyg->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. */ + _mesa_glsl_realloc((void *) b->yy_ch_buf,b->yy_buf_size + 2 ,yyscanner ); + } + 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" ); + + yyg->yy_c_buf_p = &b->yy_ch_buf[yy_c_buf_p_offset]; + + num_to_read = YY_CURRENT_BUFFER_LVALUE->yy_buf_size - + number_to_move - 1; + + } + + if ( num_to_read > YY_READ_BUF_SIZE ) + num_to_read = YY_READ_BUF_SIZE; + + /* Read in more data. */ + YY_INPUT( (&YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move]), + yyg->yy_n_chars, (size_t) num_to_read ); + + YY_CURRENT_BUFFER_LVALUE->yy_n_chars = yyg->yy_n_chars; + } + + if ( yyg->yy_n_chars == 0 ) + { + if ( number_to_move == YY_MORE_ADJ ) + { + ret_val = EOB_ACT_END_OF_FILE; + _mesa_glsl_restart(yyin ,yyscanner); + } + + else + { + ret_val = EOB_ACT_LAST_MATCH; + YY_CURRENT_BUFFER_LVALUE->yy_buffer_status = + YY_BUFFER_EOF_PENDING; + } + } + + else + ret_val = EOB_ACT_CONTINUE_SCAN; + + if ((yy_size_t) (yyg->yy_n_chars + number_to_move) > YY_CURRENT_BUFFER_LVALUE->yy_buf_size) { + /* Extend the array by 50%, plus the number we really need. */ + yy_size_t new_size = yyg->yy_n_chars + number_to_move + (yyg->yy_n_chars >> 1); + YY_CURRENT_BUFFER_LVALUE->yy_ch_buf = (char *) _mesa_glsl_realloc((void *) YY_CURRENT_BUFFER_LVALUE->yy_ch_buf,new_size ,yyscanner ); + if ( ! YY_CURRENT_BUFFER_LVALUE->yy_ch_buf ) + YY_FATAL_ERROR( "out of dynamic memory in yy_get_next_buffer()" ); + } + + yyg->yy_n_chars += number_to_move; + YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[yyg->yy_n_chars] = YY_END_OF_BUFFER_CHAR; + YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[yyg->yy_n_chars + 1] = YY_END_OF_BUFFER_CHAR; + + yyg->yytext_ptr = &YY_CURRENT_BUFFER_LVALUE->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 (yyscan_t yyscanner) +{ + register yy_state_type yy_current_state; + register char *yy_cp; + struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; + + yy_current_state = yyg->yy_start; + yy_current_state += YY_AT_BOL(); + + for ( yy_cp = yyg->yytext_ptr + YY_MORE_ADJ; yy_cp < yyg->yy_c_buf_p; ++yy_cp ) + { + register YY_CHAR yy_c = (*yy_cp ? yy_ec[YY_SC_TO_UI(*yy_cp)] : 1); + if ( yy_accept[yy_current_state] ) + { + yyg->yy_last_accepting_state = yy_current_state; + yyg->yy_last_accepting_cpos = 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 >= 519 ) + yy_c = yy_meta[(unsigned int) yy_c]; + } + yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c]; + } + + 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 ); + */ + static yy_state_type yy_try_NUL_trans (yy_state_type yy_current_state , yyscan_t yyscanner) +{ + register int yy_is_jam; + struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; /* This var may be unused depending upon options. */ + register char *yy_cp = yyg->yy_c_buf_p; + + register YY_CHAR yy_c = 1; + if ( yy_accept[yy_current_state] ) + { + yyg->yy_last_accepting_state = yy_current_state; + yyg->yy_last_accepting_cpos = 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 >= 519 ) + 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 == 518); + + return yy_is_jam ? 0 : yy_current_state; +} + +#ifndef YY_NO_INPUT +#ifdef __cplusplus + static int yyinput (yyscan_t yyscanner) +#else + static int input (yyscan_t yyscanner) +#endif + +{ + int c; + struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; + + *yyg->yy_c_buf_p = yyg->yy_hold_char; + + if ( *yyg->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 ( yyg->yy_c_buf_p < &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[yyg->yy_n_chars] ) + /* This was really a NUL. */ + *yyg->yy_c_buf_p = '\0'; + + else + { /* need more input */ + int offset = yyg->yy_c_buf_p - yyg->yytext_ptr; + ++yyg->yy_c_buf_p; + + switch ( yy_get_next_buffer( yyscanner ) ) + { + 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. */ + _mesa_glsl_restart(yyin ,yyscanner); + + /*FALLTHROUGH*/ + + case EOB_ACT_END_OF_FILE: + { + if ( _mesa_glsl_wrap(yyscanner ) ) + return EOF; + + if ( ! yyg->yy_did_buffer_switch_on_eof ) + YY_NEW_FILE; +#ifdef __cplusplus + return yyinput(yyscanner); +#else + return input(yyscanner); +#endif + } + + case EOB_ACT_CONTINUE_SCAN: + yyg->yy_c_buf_p = yyg->yytext_ptr + offset; + break; + } + } + } + + c = *(unsigned char *) yyg->yy_c_buf_p; /* cast for 8-bit char's */ + *yyg->yy_c_buf_p = '\0'; /* preserve yytext */ + yyg->yy_hold_char = *++yyg->yy_c_buf_p; + + YY_CURRENT_BUFFER_LVALUE->yy_at_bol = (c == '\n'); + + return c; +} +#endif /* ifndef YY_NO_INPUT */ + +/** Immediately switch to a different input stream. + * @param input_file A readable stream. + * @param yyscanner The scanner object. + * @note This function does not reset the start condition to @c INITIAL . + */ + void _mesa_glsl_restart (FILE * input_file , yyscan_t yyscanner) +{ + struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; + + if ( ! YY_CURRENT_BUFFER ){ + _mesa_glsl_ensure_buffer_stack (yyscanner); + YY_CURRENT_BUFFER_LVALUE = + _mesa_glsl__create_buffer(yyin,YY_BUF_SIZE ,yyscanner); + } + + _mesa_glsl__init_buffer(YY_CURRENT_BUFFER,input_file ,yyscanner); + _mesa_glsl__load_buffer_state(yyscanner ); +} + +/** Switch to a different input buffer. + * @param new_buffer The new input buffer. + * @param yyscanner The scanner object. + */ + void _mesa_glsl__switch_to_buffer (YY_BUFFER_STATE new_buffer , yyscan_t yyscanner) +{ + struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; + + /* TODO. We should be able to replace this entire function body + * with + * _mesa_glsl_pop_buffer_state(); + * _mesa_glsl_push_buffer_state(new_buffer); + */ + _mesa_glsl_ensure_buffer_stack (yyscanner); + if ( YY_CURRENT_BUFFER == new_buffer ) + return; + + if ( YY_CURRENT_BUFFER ) + { + /* Flush out information for old buffer. */ + *yyg->yy_c_buf_p = yyg->yy_hold_char; + YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = yyg->yy_c_buf_p; + YY_CURRENT_BUFFER_LVALUE->yy_n_chars = yyg->yy_n_chars; + } + + YY_CURRENT_BUFFER_LVALUE = new_buffer; + _mesa_glsl__load_buffer_state(yyscanner ); + + /* We don't actually know whether we did this switch during + * EOF (_mesa_glsl_wrap()) processing, but the only time this flag + * is looked at is after _mesa_glsl_wrap() is called, so it's safe + * to go ahead and always set it. + */ + yyg->yy_did_buffer_switch_on_eof = 1; +} + +static void _mesa_glsl__load_buffer_state (yyscan_t yyscanner) +{ + struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; + yyg->yy_n_chars = YY_CURRENT_BUFFER_LVALUE->yy_n_chars; + yyg->yytext_ptr = yyg->yy_c_buf_p = YY_CURRENT_BUFFER_LVALUE->yy_buf_pos; + yyin = YY_CURRENT_BUFFER_LVALUE->yy_input_file; + yyg->yy_hold_char = *yyg->yy_c_buf_p; +} + +/** Allocate and initialize an input buffer state. + * @param file A readable stream. + * @param size The character buffer size in bytes. When in doubt, use @c YY_BUF_SIZE. + * @param yyscanner The scanner object. + * @return the allocated buffer state. + */ + YY_BUFFER_STATE _mesa_glsl__create_buffer (FILE * file, int size , yyscan_t yyscanner) +{ + YY_BUFFER_STATE b; + + b = (YY_BUFFER_STATE) _mesa_glsl_alloc(sizeof( struct yy_buffer_state ) ,yyscanner ); + if ( ! b ) + YY_FATAL_ERROR( "out of dynamic memory in _mesa_glsl__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 *) _mesa_glsl_alloc(b->yy_buf_size + 2 ,yyscanner ); + if ( ! b->yy_ch_buf ) + YY_FATAL_ERROR( "out of dynamic memory in _mesa_glsl__create_buffer()" ); + + b->yy_is_our_buffer = 1; + + _mesa_glsl__init_buffer(b,file ,yyscanner); + + return b; +} + +/** Destroy the buffer. + * @param b a buffer created with _mesa_glsl__create_buffer() + * @param yyscanner The scanner object. + */ + void _mesa_glsl__delete_buffer (YY_BUFFER_STATE b , yyscan_t yyscanner) +{ + struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; + + if ( ! b ) + return; + + if ( b == YY_CURRENT_BUFFER ) /* Not sure if we should pop here. */ + YY_CURRENT_BUFFER_LVALUE = (YY_BUFFER_STATE) 0; + + if ( b->yy_is_our_buffer ) + _mesa_glsl_free((void *) b->yy_ch_buf ,yyscanner ); + + _mesa_glsl_free((void *) b ,yyscanner ); +} + +/* Initializes or reinitializes a buffer. + * This function is sometimes called more than once on the same buffer, + * such as during a _mesa_glsl_restart() or at EOF. + */ + static void _mesa_glsl__init_buffer (YY_BUFFER_STATE b, FILE * file , yyscan_t yyscanner) + +{ + int oerrno = errno; + struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; + + _mesa_glsl__flush_buffer(b ,yyscanner); + + b->yy_input_file = file; + b->yy_fill_buffer = 1; + + /* If b is the current buffer, then _mesa_glsl__init_buffer was _probably_ + * called from _mesa_glsl_restart() or through yy_get_next_buffer. + * In that case, we don't want to reset the lineno or column. + */ + if (b != YY_CURRENT_BUFFER){ + b->yy_bs_lineno = 1; + b->yy_bs_column = 0; + } + + b->yy_is_interactive = 0; + + errno = oerrno; +} + +/** Discard all buffered characters. On the next scan, YY_INPUT will be called. + * @param b the buffer state to be flushed, usually @c YY_CURRENT_BUFFER. + * @param yyscanner The scanner object. + */ + void _mesa_glsl__flush_buffer (YY_BUFFER_STATE b , yyscan_t yyscanner) +{ + struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; + 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 ) + _mesa_glsl__load_buffer_state(yyscanner ); +} + +/** Pushes the new state onto the stack. The new state becomes + * the current state. This function will allocate the stack + * if necessary. + * @param new_buffer The new state. + * @param yyscanner The scanner object. + */ +void _mesa_glsl_push_buffer_state (YY_BUFFER_STATE new_buffer , yyscan_t yyscanner) +{ + struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; + if (new_buffer == NULL) + return; + + _mesa_glsl_ensure_buffer_stack(yyscanner); + + /* This block is copied from _mesa_glsl__switch_to_buffer. */ + if ( YY_CURRENT_BUFFER ) + { + /* Flush out information for old buffer. */ + *yyg->yy_c_buf_p = yyg->yy_hold_char; + YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = yyg->yy_c_buf_p; + YY_CURRENT_BUFFER_LVALUE->yy_n_chars = yyg->yy_n_chars; + } + + /* Only push if top exists. Otherwise, replace top. */ + if (YY_CURRENT_BUFFER) + yyg->yy_buffer_stack_top++; + YY_CURRENT_BUFFER_LVALUE = new_buffer; + + /* copied from _mesa_glsl__switch_to_buffer. */ + _mesa_glsl__load_buffer_state(yyscanner ); + yyg->yy_did_buffer_switch_on_eof = 1; +} + +/** Removes and deletes the top of the stack, if present. + * The next element becomes the new top. + * @param yyscanner The scanner object. + */ +void _mesa_glsl_pop_buffer_state (yyscan_t yyscanner) +{ + struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; + if (!YY_CURRENT_BUFFER) + return; + + _mesa_glsl__delete_buffer(YY_CURRENT_BUFFER ,yyscanner); + YY_CURRENT_BUFFER_LVALUE = NULL; + if (yyg->yy_buffer_stack_top > 0) + --yyg->yy_buffer_stack_top; + + if (YY_CURRENT_BUFFER) { + _mesa_glsl__load_buffer_state(yyscanner ); + yyg->yy_did_buffer_switch_on_eof = 1; + } +} + +/* Allocates the stack if it does not exist. + * Guarantees space for at least one push. + */ +static void _mesa_glsl_ensure_buffer_stack (yyscan_t yyscanner) +{ + int num_to_alloc; + struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; + + if (!yyg->yy_buffer_stack) { + + /* First allocation is just for 2 elements, since we don't know if this + * scanner will even need a stack. We use 2 instead of 1 to avoid an + * immediate realloc on the next call. + */ + num_to_alloc = 1; + yyg->yy_buffer_stack = (struct yy_buffer_state**)_mesa_glsl_alloc + (num_to_alloc * sizeof(struct yy_buffer_state*) + , yyscanner); + if ( ! yyg->yy_buffer_stack ) + YY_FATAL_ERROR( "out of dynamic memory in _mesa_glsl_ensure_buffer_stack()" ); + + memset(yyg->yy_buffer_stack, 0, num_to_alloc * sizeof(struct yy_buffer_state*)); + + yyg->yy_buffer_stack_max = num_to_alloc; + yyg->yy_buffer_stack_top = 0; + return; + } + + if (yyg->yy_buffer_stack_top >= (yyg->yy_buffer_stack_max) - 1){ + + /* Increase the buffer to prepare for a possible push. */ + int grow_size = 8 /* arbitrary grow size */; + + num_to_alloc = yyg->yy_buffer_stack_max + grow_size; + yyg->yy_buffer_stack = (struct yy_buffer_state**)_mesa_glsl_realloc + (yyg->yy_buffer_stack, + num_to_alloc * sizeof(struct yy_buffer_state*) + , yyscanner); + if ( ! yyg->yy_buffer_stack ) + YY_FATAL_ERROR( "out of dynamic memory in _mesa_glsl_ensure_buffer_stack()" ); + + /* zero only the new slots.*/ + memset(yyg->yy_buffer_stack + yyg->yy_buffer_stack_max, 0, grow_size * sizeof(struct yy_buffer_state*)); + yyg->yy_buffer_stack_max = num_to_alloc; + } +} + +/** Setup the input buffer state to scan directly from a user-specified character buffer. + * @param base the character buffer + * @param size the size in bytes of the character buffer + * @param yyscanner The scanner object. + * @return the newly allocated buffer state object. + */ +YY_BUFFER_STATE _mesa_glsl__scan_buffer (char * base, yy_size_t size , yyscan_t yyscanner) +{ + 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) _mesa_glsl_alloc(sizeof( struct yy_buffer_state ) ,yyscanner ); + if ( ! b ) + YY_FATAL_ERROR( "out of dynamic memory in _mesa_glsl__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; + + _mesa_glsl__switch_to_buffer(b ,yyscanner ); + + return b; +} + +/** Setup the input buffer state to scan a string. The next call to _mesa_glsl_lex() will + * scan from a @e copy of @a str. + * @param yystr a NUL-terminated string to scan + * @param yyscanner The scanner object. + * @return the newly allocated buffer state object. + * @note If you want to scan bytes that may contain NUL values, then use + * _mesa_glsl__scan_bytes() instead. + */ +YY_BUFFER_STATE _mesa_glsl__scan_string (yyconst char * yystr , yyscan_t yyscanner) +{ + + return _mesa_glsl__scan_bytes(yystr,strlen(yystr) ,yyscanner); +} + +/** Setup the input buffer state to scan the given bytes. The next call to _mesa_glsl_lex() will + * scan from a @e copy of @a bytes. + * @param yybytes the byte buffer to scan + * @param _yybytes_len the number of bytes in the buffer pointed to by @a bytes. + * @param yyscanner The scanner object. + * @return the newly allocated buffer state object. + */ +YY_BUFFER_STATE _mesa_glsl__scan_bytes (yyconst char * yybytes, int _yybytes_len , yyscan_t yyscanner) +{ + YY_BUFFER_STATE b; + char *buf; + yy_size_t n; + int i; + + /* Get memory for full buffer, including space for trailing EOB's. */ + n = _yybytes_len + 2; + buf = (char *) _mesa_glsl_alloc(n ,yyscanner ); + if ( ! buf ) + YY_FATAL_ERROR( "out of dynamic memory in _mesa_glsl__scan_bytes()" ); + + for ( i = 0; i < _yybytes_len; ++i ) + buf[i] = yybytes[i]; + + buf[_yybytes_len] = buf[_yybytes_len+1] = YY_END_OF_BUFFER_CHAR; + + b = _mesa_glsl__scan_buffer(buf,n ,yyscanner); + if ( ! b ) + YY_FATAL_ERROR( "bad buffer in _mesa_glsl__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; +} + +#ifndef YY_EXIT_FAILURE +#define YY_EXIT_FAILURE 2 +#endif + +static void yy_fatal_error (yyconst char* msg , yyscan_t yyscanner) +{ + (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. */ \ + int yyless_macro_arg = (n); \ + YY_LESS_LINENO(yyless_macro_arg);\ + yytext[yyleng] = yyg->yy_hold_char; \ + yyg->yy_c_buf_p = yytext + yyless_macro_arg; \ + yyg->yy_hold_char = *yyg->yy_c_buf_p; \ + *yyg->yy_c_buf_p = '\0'; \ + yyleng = yyless_macro_arg; \ + } \ + while ( 0 ) + +/* Accessor methods (get/set functions) to struct members. */ + +/** Get the user-defined data for this scanner. + * @param yyscanner The scanner object. + */ +YY_EXTRA_TYPE _mesa_glsl_get_extra (yyscan_t yyscanner) +{ + struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; + return yyextra; +} + +/** Get the current line number. + * @param yyscanner The scanner object. + */ +int _mesa_glsl_get_lineno (yyscan_t yyscanner) +{ + struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; + + if (! YY_CURRENT_BUFFER) + return 0; + + return yylineno; +} + +/** Get the current column number. + * @param yyscanner The scanner object. + */ +int _mesa_glsl_get_column (yyscan_t yyscanner) +{ + struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; + + if (! YY_CURRENT_BUFFER) + return 0; + + return yycolumn; +} + +/** Get the input stream. + * @param yyscanner The scanner object. + */ +FILE *_mesa_glsl_get_in (yyscan_t yyscanner) +{ + struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; + return yyin; +} + +/** Get the output stream. + * @param yyscanner The scanner object. + */ +FILE *_mesa_glsl_get_out (yyscan_t yyscanner) +{ + struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; + return yyout; +} + +/** Get the length of the current token. + * @param yyscanner The scanner object. + */ +int _mesa_glsl_get_leng (yyscan_t yyscanner) +{ + struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; + return yyleng; +} + +/** Get the current token. + * @param yyscanner The scanner object. + */ + +char *_mesa_glsl_get_text (yyscan_t yyscanner) +{ + struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; + return yytext; +} + +/** Set the user-defined data. This data is never touched by the scanner. + * @param user_defined The data to be associated with this scanner. + * @param yyscanner The scanner object. + */ +void _mesa_glsl_set_extra (YY_EXTRA_TYPE user_defined , yyscan_t yyscanner) +{ + struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; + yyextra = user_defined ; +} + +/** Set the current line number. + * @param line_number + * @param yyscanner The scanner object. + */ +void _mesa_glsl_set_lineno (int line_number , yyscan_t yyscanner) +{ + struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; + + /* lineno is only valid if an input buffer exists. */ + if (! YY_CURRENT_BUFFER ) + yy_fatal_error( "_mesa_glsl_set_lineno called with no buffer" , yyscanner); + + yylineno = line_number; +} + +/** Set the current column. + * @param line_number + * @param yyscanner The scanner object. + */ +void _mesa_glsl_set_column (int column_no , yyscan_t yyscanner) +{ + struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; + + /* column is only valid if an input buffer exists. */ + if (! YY_CURRENT_BUFFER ) + yy_fatal_error( "_mesa_glsl_set_column called with no buffer" , yyscanner); + + yycolumn = column_no; +} + +/** Set the input stream. This does not discard the current + * input buffer. + * @param in_str A readable stream. + * @param yyscanner The scanner object. + * @see _mesa_glsl__switch_to_buffer + */ +void _mesa_glsl_set_in (FILE * in_str , yyscan_t yyscanner) +{ + struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; + yyin = in_str ; +} + +void _mesa_glsl_set_out (FILE * out_str , yyscan_t yyscanner) +{ + struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; + yyout = out_str ; +} + +int _mesa_glsl_get_debug (yyscan_t yyscanner) +{ + struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; + return yy_flex_debug; +} + +void _mesa_glsl_set_debug (int bdebug , yyscan_t yyscanner) +{ + struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; + yy_flex_debug = bdebug ; +} + +/* Accessor methods for yylval and yylloc */ + +YYSTYPE * _mesa_glsl_get_lval (yyscan_t yyscanner) +{ + struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; + return yylval; +} + +void _mesa_glsl_set_lval (YYSTYPE * yylval_param , yyscan_t yyscanner) +{ + struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; + yylval = yylval_param; +} + +YYLTYPE *_mesa_glsl_get_lloc (yyscan_t yyscanner) +{ + struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; + return yylloc; +} + +void _mesa_glsl_set_lloc (YYLTYPE * yylloc_param , yyscan_t yyscanner) +{ + struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; + yylloc = yylloc_param; +} + +/* User-visible API */ + +/* _mesa_glsl_lex_init is special because it creates the scanner itself, so it is + * the ONLY reentrant function that doesn't take the scanner as the last argument. + * That's why we explicitly handle the declaration, instead of using our macros. + */ + +int _mesa_glsl_lex_init(yyscan_t* ptr_yy_globals) + +{ + if (ptr_yy_globals == NULL){ + errno = EINVAL; + return 1; + } + + *ptr_yy_globals = (yyscan_t) _mesa_glsl_alloc ( sizeof( struct yyguts_t ), NULL ); + + if (*ptr_yy_globals == NULL){ + errno = ENOMEM; + return 1; + } + + /* By setting to 0xAA, we expose bugs in yy_init_globals. Leave at 0x00 for releases. */ + memset(*ptr_yy_globals,0x00,sizeof(struct yyguts_t)); + + return yy_init_globals ( *ptr_yy_globals ); +} + +/* _mesa_glsl_lex_init_extra has the same functionality as _mesa_glsl_lex_init, but follows the + * convention of taking the scanner as the last argument. Note however, that + * this is a *pointer* to a scanner, as it will be allocated by this call (and + * is the reason, too, why this function also must handle its own declaration). + * The user defined value in the first argument will be available to _mesa_glsl_alloc in + * the yyextra field. + */ + +int _mesa_glsl_lex_init_extra(YY_EXTRA_TYPE yy_user_defined,yyscan_t* ptr_yy_globals ) + +{ + struct yyguts_t dummy_yyguts; + + _mesa_glsl_set_extra (yy_user_defined, &dummy_yyguts); + + if (ptr_yy_globals == NULL){ + errno = EINVAL; + return 1; + } + + *ptr_yy_globals = (yyscan_t) _mesa_glsl_alloc ( sizeof( struct yyguts_t ), &dummy_yyguts ); + + if (*ptr_yy_globals == NULL){ + errno = ENOMEM; + return 1; + } + + /* By setting to 0xAA, we expose bugs in + yy_init_globals. Leave at 0x00 for releases. */ + memset(*ptr_yy_globals,0x00,sizeof(struct yyguts_t)); + + _mesa_glsl_set_extra (yy_user_defined, *ptr_yy_globals); + + return yy_init_globals ( *ptr_yy_globals ); +} + +static int yy_init_globals (yyscan_t yyscanner) +{ + struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; + /* Initialization is the same as for the non-reentrant scanner. + * This function is called from _mesa_glsl_lex_destroy(), so don't allocate here. + */ + + yyg->yy_buffer_stack = 0; + yyg->yy_buffer_stack_top = 0; + yyg->yy_buffer_stack_max = 0; + yyg->yy_c_buf_p = (char *) 0; + yyg->yy_init = 0; + yyg->yy_start = 0; + + yyg->yy_start_stack_ptr = 0; + yyg->yy_start_stack_depth = 0; + yyg->yy_start_stack = NULL; + +/* Defined in main.c */ +#ifdef YY_STDINIT + yyin = stdin; + yyout = stdout; +#else + yyin = (FILE *) 0; + yyout = (FILE *) 0; +#endif + + /* For future reference: Set errno on error, since we are called by + * _mesa_glsl_lex_init() + */ + return 0; +} + +/* _mesa_glsl_lex_destroy is for both reentrant and non-reentrant scanners. */ +int _mesa_glsl_lex_destroy (yyscan_t yyscanner) +{ + struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; + + /* Pop the buffer stack, destroying each element. */ + while(YY_CURRENT_BUFFER){ + _mesa_glsl__delete_buffer(YY_CURRENT_BUFFER ,yyscanner ); + YY_CURRENT_BUFFER_LVALUE = NULL; + _mesa_glsl_pop_buffer_state(yyscanner); + } + + /* Destroy the stack itself. */ + _mesa_glsl_free(yyg->yy_buffer_stack ,yyscanner); + yyg->yy_buffer_stack = NULL; + + /* Destroy the start condition stack. */ + _mesa_glsl_free(yyg->yy_start_stack ,yyscanner ); + yyg->yy_start_stack = NULL; + + /* Reset the globals. This is important in a non-reentrant scanner so the next time + * _mesa_glsl_lex() is called, initialization will occur. */ + yy_init_globals( yyscanner); + + /* Destroy the main struct (reentrant only). */ + _mesa_glsl_free ( yyscanner , yyscanner ); + yyscanner = NULL; + return 0; +} + +/* + * Internal utility routines. + */ + +#ifndef yytext_ptr +static void yy_flex_strncpy (char* s1, yyconst char * s2, int n , yyscan_t yyscanner) +{ + register int i; + for ( i = 0; i < n; ++i ) + s1[i] = s2[i]; +} +#endif + +#ifdef YY_NEED_STRLEN +static int yy_flex_strlen (yyconst char * s , yyscan_t yyscanner) +{ + register int n; + for ( n = 0; s[n]; ++n ) + ; + + return n; +} +#endif + +void *_mesa_glsl_alloc (yy_size_t size , yyscan_t yyscanner) +{ + return (void *) malloc( size ); +} + +void *_mesa_glsl_realloc (void * ptr, yy_size_t size , yyscan_t yyscanner) +{ + /* 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 ); +} + +void _mesa_glsl_free (void * ptr , yyscan_t yyscanner) +{ + free( (char *) ptr ); /* see _mesa_glsl_realloc() for (char *) cast */ +} + +#define YYTABLES_NAME "yytables" + +#line 325 "glsl_lexer.lpp" + + + +void +_mesa_glsl_lexer_ctor(struct _mesa_glsl_parse_state *state, const char *string) +{ + _mesa_glsl_lex_init_extra(state,& state->scanner); + _mesa_glsl__scan_string(string,state->scanner); +} + +void +_mesa_glsl_lexer_dtor(struct _mesa_glsl_parse_state *state) +{ + _mesa_glsl_lex_destroy(state->scanner); +} + |