diff options
Diffstat (limited to 'fitsy++/lex.C')
| -rw-r--r-- | fitsy++/lex.C | 1959 |
1 files changed, 1959 insertions, 0 deletions
diff --git a/fitsy++/lex.C b/fitsy++/lex.C new file mode 100644 index 0000000..a36df18 --- /dev/null +++ b/fitsy++/lex.C @@ -0,0 +1,1959 @@ +#line 2 "../fitsy/lex.C" + +#line 4 "../fitsy/lex.C" + +#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 + + /* The c++ scanner is a mess. The FlexLexer.h header file relies on the + * following macro. This is required in order to pass the c++-multiple-scanners + * test in the regression suite. We get reports that it breaks inheritance. + * We will address this in a future release of flex, or omit the C++ scanner + * altogether. + */ + #define yyFlexLexer ffFlexLexer + +/* First, we deal with platform-specific or compiler-specific issues. */ + +/* begin standard C headers. */ + +/* 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; +typedef uint64_t flex_uint64_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; +#endif /* ! C99 */ + +/* 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 /* ! FLEXINT_H */ + +/* begin standard C++ headers. */ +#include <iostream> +#include <errno.h> +#include <cstdlib> +#include <cstring> +/* end standard C++ headers. */ + +#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) + +/* 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. */ +#ifndef YY_BUF_SIZE +#define YY_BUF_SIZE 16384 +#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 + +#ifndef YY_TYPEDEF_YY_SIZE_T +#define YY_TYPEDEF_YY_SIZE_T +typedef size_t yy_size_t; +#endif + +extern yy_size_t yyleng; + +#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 = (yy_hold_char); \ + YY_RESTORE_YY_MORE_OFFSET \ + (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, (yytext_ptr) ) + +#ifndef YY_STRUCT_YY_BUFFER_STATE +#define YY_STRUCT_YY_BUFFER_STATE +struct yy_buffer_state + { + + std::istream* 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. + */ + yy_size_t 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 yyrestart()), 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 ( (yy_buffer_stack) \ + ? (yy_buffer_stack)[(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 (yy_buffer_stack)[(yy_buffer_stack_top)] + +void *ffalloc (yy_size_t ); +void *ffrealloc (void *,yy_size_t ); +void fffree (void * ); + +#define yy_new_buffer yy_create_buffer + +#define yy_set_interactive(is_interactive) \ + { \ + if ( ! YY_CURRENT_BUFFER ){ \ + yyensure_buffer_stack (); \ + YY_CURRENT_BUFFER_LVALUE = \ + yy_create_buffer( yyin, YY_BUF_SIZE ); \ + } \ + YY_CURRENT_BUFFER_LVALUE->yy_is_interactive = is_interactive; \ + } + +#define yy_set_bol(at_bol) \ + { \ + if ( ! YY_CURRENT_BUFFER ){\ + yyensure_buffer_stack (); \ + YY_CURRENT_BUFFER_LVALUE = \ + yy_create_buffer( yyin, YY_BUF_SIZE ); \ + } \ + YY_CURRENT_BUFFER_LVALUE->yy_at_bol = at_bol; \ + } + +#define YY_AT_BOL() (YY_CURRENT_BUFFER_LVALUE->yy_at_bol) + +/* Begin user sect3 */ +#define YY_SKIP_YYWRAP + +typedef unsigned char YY_CHAR; + +#define yytext_ptr yytext + +#include <FlexLexer.h> + +int yyFlexLexer::yywrap() { return 1; } + +/* 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 = (yy_size_t) (yy_cp - yy_bp); \ + (yy_hold_char) = *yy_cp; \ + *yy_cp = '\0'; \ + (yy_c_buf_p) = yy_cp; + +#define YY_NUM_RULES 45 +#define YY_END_OF_BUFFER 46 +/* 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[178] = + { 0, + 0, 0, 0, 0, 42, 42, 0, 0, 46, 1, + 3, 1, 1, 2, 4, 41, 40, 45, 41, 39, + 37, 37, 36, 37, 37, 37, 37, 37, 37, 37, + 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, + 38, 42, 44, 44, 43, 1, 3, 1, 40, 36, + 37, 36, 37, 37, 37, 37, 37, 37, 37, 37, + 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, + 37, 37, 37, 37, 37, 42, 43, 37, 37, 7, + 9, 37, 13, 14, 37, 37, 37, 37, 20, 37, + 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, + + 37, 37, 37, 5, 37, 37, 37, 37, 37, 15, + 37, 37, 37, 37, 37, 37, 37, 37, 37, 27, + 28, 29, 37, 37, 37, 33, 34, 35, 6, 37, + 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, + 25, 26, 30, 37, 37, 37, 11, 10, 12, 37, + 17, 37, 37, 21, 22, 24, 31, 37, 37, 37, + 37, 37, 37, 32, 37, 16, 37, 19, 37, 8, + 37, 37, 18, 37, 37, 23, 0 + } ; + +static yyconst flex_int32_t yy_ec[256] = + { 0, + 1, 1, 1, 1, 1, 1, 1, 1, 2, 3, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 4, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 5, 6, 7, 8, 1, 9, 9, 9, + 9, 9, 9, 9, 9, 9, 9, 1, 1, 1, + 1, 1, 1, 1, 10, 11, 12, 13, 14, 8, + 15, 16, 17, 8, 18, 19, 20, 21, 22, 23, + 24, 25, 26, 27, 28, 8, 29, 30, 31, 32, + 33, 1, 34, 1, 8, 1, 35, 36, 37, 38, + + 39, 8, 40, 41, 42, 8, 43, 44, 45, 46, + 47, 48, 49, 50, 51, 52, 53, 8, 54, 55, + 56, 57, 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, 1, 1 + } ; + +static yyconst flex_int32_t yy_meta[58] = + { 0, + 1, 2, 3, 1, 1, 1, 4, 4, 4, 4, + 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, + 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, + 4, 4, 2, 2, 4, 4, 4, 4, 4, 4, + 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, + 4, 4, 4, 4, 4, 4, 4 + } ; + +static yyconst flex_int16_t yy_base[184] = + { 0, + 0, 3, 37, 0, 339, 336, 5, 6, 119, 0, + 14, 0, 15, 381, 381, 381, 18, 381, 108, 381, + 105, 0, 101, 70, 79, 75, 81, 87, 90, 87, + 92, 90, 78, 77, 89, 117, 86, 100, 102, 103, + 381, 0, 381, 26, 23, 0, 19, 22, 23, 22, + 0, 21, 130, 129, 99, 125, 127, 134, 121, 132, + 121, 122, 127, 131, 133, 146, 151, 141, 146, 137, + 140, 150, 168, 172, 175, 0, 20, 178, 185, 182, + 185, 175, 0, 173, 183, 184, 192, 194, 0, 183, + 179, 180, 181, 195, 198, 197, 190, 188, 189, 197, + + 215, 219, 222, 0, 213, 224, 224, 233, 231, 0, + 226, 240, 224, 240, 225, 235, 241, 240, 232, 0, + 0, 0, 242, 245, 239, 0, 0, 0, 0, 249, + 244, 234, 236, 241, 264, 267, 265, 267, 281, 283, + 0, 0, 0, 277, 269, 282, 0, 0, 0, 283, + 0, 276, 285, 0, 289, 0, 0, 283, 295, 294, + 290, 296, 288, 0, 290, 0, 302, 0, 300, 0, + 296, 299, 0, 308, 314, 0, 381, 360, 364, 368, + 372, 24, 376 + } ; + +static yyconst flex_int16_t yy_def[184] = + { 0, + 178, 178, 177, 3, 179, 179, 180, 180, 177, 181, + 177, 181, 181, 177, 177, 177, 177, 177, 177, 177, + 182, 182, 182, 182, 182, 182, 182, 182, 182, 182, + 182, 182, 182, 182, 182, 182, 182, 182, 182, 182, + 177, 183, 177, 177, 177, 181, 177, 181, 177, 177, + 182, 182, 182, 182, 182, 182, 182, 182, 182, 182, + 182, 182, 182, 182, 182, 182, 182, 182, 182, 182, + 182, 182, 182, 182, 182, 183, 177, 182, 182, 182, + 182, 182, 182, 182, 182, 182, 182, 182, 182, 182, + 182, 182, 182, 182, 182, 182, 182, 182, 182, 182, + + 182, 182, 182, 182, 182, 182, 182, 182, 182, 182, + 182, 182, 182, 182, 182, 182, 182, 182, 182, 182, + 182, 182, 182, 182, 182, 182, 182, 182, 182, 182, + 182, 182, 182, 182, 182, 182, 182, 182, 182, 182, + 182, 182, 182, 182, 182, 182, 182, 182, 182, 182, + 182, 182, 182, 182, 182, 182, 182, 182, 182, 182, + 182, 182, 182, 182, 182, 182, 182, 182, 182, 182, + 182, 182, 182, 182, 182, 182, 0, 177, 177, 177, + 177, 177, 177 + } ; + +static yyconst flex_int16_t yy_nxt[439] = + { 0, + 177, 11, 12, 13, 11, 12, 13, 18, 18, 44, + 44, 44, 44, 45, 45, 47, 47, 47, 48, 49, + 47, 49, 47, 47, 49, 48, 49, 51, 77, 52, + 50, 77, 14, 15, 77, 14, 15, 16, 17, 18, + 17, 19, 20, 21, 22, 23, 24, 25, 26, 27, + 28, 29, 22, 22, 30, 31, 22, 32, 33, 22, + 34, 35, 36, 22, 37, 22, 38, 39, 40, 41, + 16, 24, 25, 26, 27, 28, 29, 22, 22, 30, + 31, 22, 32, 33, 22, 34, 35, 36, 22, 37, + 22, 38, 39, 40, 53, 54, 55, 56, 57, 60, + + 61, 62, 66, 64, 67, 68, 72, 58, 63, 52, + 59, 65, 73, 52, 74, 75, 50, 83, 177, 53, + 54, 55, 56, 57, 60, 61, 62, 66, 64, 67, + 68, 72, 58, 63, 69, 59, 65, 73, 70, 74, + 75, 78, 83, 80, 84, 85, 86, 71, 87, 81, + 88, 89, 90, 91, 79, 82, 92, 93, 94, 69, + 95, 96, 97, 70, 98, 99, 78, 100, 80, 84, + 85, 86, 71, 87, 81, 88, 89, 90, 91, 79, + 82, 92, 93, 94, 101, 95, 96, 97, 102, 98, + 99, 103, 100, 104, 105, 106, 107, 109, 110, 111, + + 112, 113, 108, 114, 115, 116, 117, 118, 119, 101, + 120, 121, 122, 102, 123, 124, 103, 125, 104, 105, + 106, 107, 109, 110, 111, 112, 113, 108, 114, 115, + 116, 117, 118, 119, 126, 120, 121, 122, 127, 123, + 124, 128, 125, 129, 130, 131, 132, 133, 134, 135, + 136, 137, 138, 139, 140, 141, 142, 143, 144, 126, + 145, 146, 147, 127, 148, 149, 128, 150, 129, 130, + 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, + 141, 142, 143, 144, 151, 145, 146, 147, 152, 148, + 149, 153, 150, 154, 155, 156, 157, 158, 159, 160, + + 161, 162, 163, 164, 165, 166, 167, 168, 169, 151, + 170, 171, 172, 152, 173, 174, 153, 175, 154, 155, + 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, + 166, 167, 168, 169, 176, 170, 171, 172, 18, 173, + 174, 18, 175, 177, 177, 177, 177, 177, 177, 177, + 177, 177, 177, 177, 177, 177, 177, 177, 177, 176, + 10, 10, 10, 10, 42, 42, 42, 42, 43, 43, + 43, 43, 46, 177, 46, 46, 76, 76, 177, 76, + 9, 177, 177, 177, 177, 177, 177, 177, 177, 177, + 177, 177, 177, 177, 177, 177, 177, 177, 177, 177, + + 177, 177, 177, 177, 177, 177, 177, 177, 177, 177, + 177, 177, 177, 177, 177, 177, 177, 177, 177, 177, + 177, 177, 177, 177, 177, 177, 177, 177, 177, 177, + 177, 177, 177, 177, 177, 177, 177, 177 + } ; + +static yyconst flex_int16_t yy_chk[439] = + { 0, + 0, 1, 1, 1, 2, 2, 2, 7, 8, 7, + 8, 7, 8, 7, 8, 11, 13, 11, 13, 17, + 47, 17, 47, 48, 49, 48, 49, 182, 77, 52, + 50, 45, 1, 1, 44, 2, 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, 24, 25, 26, 27, 28, 29, + + 30, 31, 33, 32, 34, 35, 37, 28, 31, 23, + 28, 32, 38, 21, 39, 40, 19, 55, 9, 24, + 25, 26, 27, 28, 29, 30, 31, 33, 32, 34, + 35, 37, 28, 31, 36, 28, 32, 38, 36, 39, + 40, 53, 55, 54, 56, 57, 58, 36, 59, 54, + 60, 61, 62, 63, 53, 54, 64, 65, 66, 36, + 67, 68, 69, 36, 70, 71, 53, 72, 54, 56, + 57, 58, 36, 59, 54, 60, 61, 62, 63, 53, + 54, 64, 65, 66, 73, 67, 68, 69, 74, 70, + 71, 75, 72, 78, 79, 80, 81, 82, 84, 85, + + 86, 87, 81, 88, 90, 91, 92, 93, 94, 73, + 95, 96, 97, 74, 98, 99, 75, 100, 78, 79, + 80, 81, 82, 84, 85, 86, 87, 81, 88, 90, + 91, 92, 93, 94, 101, 95, 96, 97, 102, 98, + 99, 103, 100, 105, 106, 107, 108, 109, 111, 112, + 113, 114, 115, 116, 117, 118, 119, 123, 124, 101, + 125, 130, 131, 102, 132, 133, 103, 134, 105, 106, + 107, 108, 109, 111, 112, 113, 114, 115, 116, 117, + 118, 119, 123, 124, 135, 125, 130, 131, 136, 132, + 133, 137, 134, 138, 139, 140, 144, 145, 146, 150, + + 152, 153, 155, 158, 159, 160, 161, 162, 163, 135, + 165, 167, 169, 136, 171, 172, 137, 174, 138, 139, + 140, 144, 145, 146, 150, 152, 153, 155, 158, 159, + 160, 161, 162, 163, 175, 165, 167, 169, 6, 171, + 172, 5, 174, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 175, + 178, 178, 178, 178, 179, 179, 179, 179, 180, 180, + 180, 180, 181, 0, 181, 181, 183, 183, 0, 183, + 177, 177, 177, 177, 177, 177, 177, 177, 177, 177, + 177, 177, 177, 177, 177, 177, 177, 177, 177, 177, + + 177, 177, 177, 177, 177, 177, 177, 177, 177, 177, + 177, 177, 177, 177, 177, 177, 177, 177, 177, 177, + 177, 177, 177, 177, 177, 177, 177, 177, 177, 177, + 177, 177, 177, 177, 177, 177, 177, 177 + } ; + +/* 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 "../fitsy/lex.L" +/* Copyright (C) 1999-2018 + * Smithsonian Astrophysical Observatory, Cambridge, MA, USA + * For conditions of distribution and use, see copyright notice in "copyright" + */ +#line 11 "../fitsy/lex.L" + #include <stdio.h> + #include <stdlib.h> + #include <string.h> + + #include "util.h" + #include "parser.H" + + extern YYSTYPE* fflval; + extern ffFlexLexer* fflexx; + + extern char ff_filter[]; + #define RET(x) {strcat(ff_filter,yytext);return x;} + #define CLEARFILTER {ff_filter[0]='\0';} + + + +/* rules */ +#line 584 "../fitsy/lex.C" + +#define INITIAL 0 +#define EXT 1 +#define FILTER 2 +#define ARRAY 3 + +#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 + +#ifndef YY_EXTRA_TYPE +#define YY_EXTRA_TYPE void * +#endif + +#ifndef yytext_ptr +static void yy_flex_strncpy (char *,yyconst char *,int ); +#endif + +#ifdef YY_NEED_STRLEN +static int yy_flex_strlen (yyconst char * ); +#endif + +#ifndef YY_NO_INPUT + +#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 +#define ECHO LexerOutput( yytext, yyleng ) +#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 ( (result = LexerInput( (char *) buf, max_size )) < 0 ) \ + 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) LexerError( msg ) +#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 +#define YY_DECL int yyFlexLexer::yylex() +#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 \ + 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; + +#line 32 "../fitsy/lex.L" + + +#line 690 "../fitsy/lex.C" + + if ( !(yy_init) ) + { + (yy_init) = 1; + +#ifdef YY_USER_INIT + YY_USER_INIT; +#endif + + if ( ! (yy_start) ) + (yy_start) = 1; /* first start state */ + + if ( ! yyin ) + yyin = & std::cin; + + if ( ! yyout ) + yyout = & std::cout; + + if ( ! YY_CURRENT_BUFFER ) { + yyensure_buffer_stack (); + YY_CURRENT_BUFFER_LVALUE = + 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_match: + do + { + register YY_CHAR yy_c = yy_ec[YY_SC_TO_UI(*yy_cp)]; + if ( yy_accept[yy_current_state] ) + { + (yy_last_accepting_state) = yy_current_state; + (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 >= 178 ) + 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 != 177 ); + yy_cp = (yy_last_accepting_cpos); + yy_current_state = (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 = (yy_hold_char); + yy_cp = (yy_last_accepting_cpos); + yy_current_state = (yy_last_accepting_state); + goto yy_find_action; + +case 1: +/* rule 1 can match eol */ +YY_RULE_SETUP +#line 34 "../fitsy/lex.L" +{ // File + strcpy(fflval->str,yytext); + return STRING; + } + YY_BREAK +case 2: +YY_RULE_SETUP +#line 39 "../fitsy/lex.L" +{ // first bracket + BEGIN EXT; + CLEARFILTER + return yytext[0]; + } + YY_BREAK +case 3: +YY_RULE_SETUP +#line 45 "../fitsy/lex.L" +{ // White Spaces + } + YY_BREAK +case 4: +YY_RULE_SETUP +#line 48 "../fitsy/lex.L" +{ // Else, return the char + return yytext[0]; + } + YY_BREAK + +case 5: +YY_RULE_SETUP +#line 54 "../fitsy/lex.L" +{RET(ARCH_)} + YY_BREAK +case 6: +YY_RULE_SETUP +#line 55 "../fitsy/lex.L" +{RET(ARRAY_)} + YY_BREAK +case 7: +YY_RULE_SETUP +#line 56 "../fitsy/lex.L" +{RET(BIG_)} + YY_BREAK +case 8: +YY_RULE_SETUP +#line 57 "../fitsy/lex.L" +{RET(BIGENDIAN_)} + YY_BREAK +case 9: +YY_RULE_SETUP +#line 58 "../fitsy/lex.L" +{RET(BIN_)} + YY_BREAK +case 10: +YY_RULE_SETUP +#line 59 "../fitsy/lex.L" +{RET(BINKEY_)} + YY_BREAK +case 11: +YY_RULE_SETUP +#line 60 "../fitsy/lex.L" +{RET(BINCOL_)} + YY_BREAK +case 12: +YY_RULE_SETUP +#line 61 "../fitsy/lex.L" +{RET(BITPIX_)} + YY_BREAK +case 13: +YY_RULE_SETUP +#line 62 "../fitsy/lex.L" +{RET(COL_)} + YY_BREAK +case 14: +YY_RULE_SETUP +#line 63 "../fitsy/lex.L" +{RET(DIM_)} + YY_BREAK +case 15: +YY_RULE_SETUP +#line 64 "../fitsy/lex.L" +{RET(DIMS_)} + YY_BREAK +case 16: +YY_RULE_SETUP +#line 65 "../fitsy/lex.L" +{RET(ECLIPTIC_)} + YY_BREAK +case 17: +YY_RULE_SETUP +#line 66 "../fitsy/lex.L" +{RET(ENDIAN_)} + YY_BREAK +case 18: +YY_RULE_SETUP +#line 67 "../fitsy/lex.L" +{RET(EQUATORIAL_)} + YY_BREAK +case 19: +YY_RULE_SETUP +#line 68 "../fitsy/lex.L" +{RET(GALACTIC_)} + YY_BREAK +case 20: +YY_RULE_SETUP +#line 69 "../fitsy/lex.L" +{RET(KEY_)} + YY_BREAK +case 21: +YY_RULE_SETUP +#line 70 "../fitsy/lex.L" +{RET(LAYOUT_)} + YY_BREAK +case 22: +YY_RULE_SETUP +#line 71 "../fitsy/lex.L" +{RET(LITTLE_)} + YY_BREAK +case 23: +YY_RULE_SETUP +#line 72 "../fitsy/lex.L" +{RET(LITTLEENDIAN_)} + YY_BREAK +case 24: +YY_RULE_SETUP +#line 73 "../fitsy/lex.L" +{RET(NESTED_)} + YY_BREAK +case 25: +YY_RULE_SETUP +#line 74 "../fitsy/lex.L" +{RET(NORTH_)} + YY_BREAK +case 26: +YY_RULE_SETUP +#line 75 "../fitsy/lex.L" +{RET(ORDER_)} + YY_BREAK +case 27: +YY_RULE_SETUP +#line 76 "../fitsy/lex.L" +{RET(QUAD_)} + YY_BREAK +case 28: +YY_RULE_SETUP +#line 77 "../fitsy/lex.L" +{RET(RING_)} + YY_BREAK +case 29: +YY_RULE_SETUP +#line 78 "../fitsy/lex.L" +{RET(SKIP_)} + YY_BREAK +case 30: +YY_RULE_SETUP +#line 79 "../fitsy/lex.L" +{RET(SOUTH_)} + YY_BREAK +case 31: +YY_RULE_SETUP +#line 80 "../fitsy/lex.L" +{RET(SYSTEM_)} + YY_BREAK +case 32: +YY_RULE_SETUP +#line 81 "../fitsy/lex.L" +{RET(UNKNOWN_)} + YY_BREAK +case 33: +YY_RULE_SETUP +#line 82 "../fitsy/lex.L" +{RET(XDIM_)} + YY_BREAK +case 34: +YY_RULE_SETUP +#line 83 "../fitsy/lex.L" +{RET(YDIM_)} + YY_BREAK +case 35: +YY_RULE_SETUP +#line 84 "../fitsy/lex.L" +{RET(ZDIM_)} + YY_BREAK +case 36: +YY_RULE_SETUP +#line 86 "../fitsy/lex.L" +{ // Integer + fflval->integer = atoi(yytext); + RET(INT) + } + YY_BREAK +case 37: +YY_RULE_SETUP +#line 91 "../fitsy/lex.L" +{ // Extn/Col Name + strcpy(fflval->str,yytext); + RET(STRING) + } + YY_BREAK +case 38: +YY_RULE_SETUP +#line 96 "../fitsy/lex.L" +{ // bracket + CLEARFILTER + return yytext[0]; + } + YY_BREAK +case 39: +YY_RULE_SETUP +#line 101 "../fitsy/lex.L" +{ // comma + CLEARFILTER + return yytext[0]; + } + YY_BREAK +case 40: +YY_RULE_SETUP +#line 106 "../fitsy/lex.L" +{ // White Spaces + strcat(ff_filter,yytext); + } + YY_BREAK +case 41: +YY_RULE_SETUP +#line 110 "../fitsy/lex.L" +{ // Else, return the char + strcat(ff_filter,yytext); + return yytext[0]; + } + YY_BREAK + +case 42: +YY_RULE_SETUP +#line 117 "../fitsy/lex.L" +{ // rest of Filter + strcpy(fflval->str,yytext); + fflval->str[yyleng-1] = '\0'; // Remove the ']' + strcat(ff_filter,fflval->str); + return STRING; + } + YY_BREAK + +case 43: +YY_RULE_SETUP +#line 126 "../fitsy/lex.L" +{ // Integer + fflval->integer = atoi(yytext); + return INT; + } + YY_BREAK +case 44: +YY_RULE_SETUP +#line 131 "../fitsy/lex.L" +{ // Else, return the char + return yytext[0]; + } + YY_BREAK + +case 45: +YY_RULE_SETUP +#line 137 "../fitsy/lex.L" +ECHO; + YY_BREAK +#line 1036 "../fitsy/lex.C" +case YY_STATE_EOF(INITIAL): +case YY_STATE_EOF(EXT): +case YY_STATE_EOF(FILTER): +case YY_STATE_EOF(ARRAY): + 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_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 + * 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_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 ( (yy_c_buf_p) <= &YY_CURRENT_BUFFER_LVALUE->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_last_accepting_cpos); + yy_current_state = (yy_last_accepting_state); + 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_LVALUE->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 */ + +/* The contents of this function are C++ specific, so the () macro is not used. + */ +yyFlexLexer::yyFlexLexer( std::istream* arg_yyin, std::ostream* arg_yyout ) +{ + yyin = arg_yyin; + yyout = arg_yyout; + yy_c_buf_p = 0; + yy_init = 0; + yy_start = 0; + yy_flex_debug = 0; + yylineno = 1; // this will only get updated if %option yylineno + + yy_did_buffer_switch_on_eof = 0; + + yy_looking_for_trail_begin = 0; + yy_more_flag = 0; + yy_more_len = 0; + yy_more_offset = yy_prev_more_offset = 0; + + yy_start_stack_ptr = yy_start_stack_depth = 0; + yy_start_stack = NULL; + + yy_buffer_stack = 0; + yy_buffer_stack_top = 0; + yy_buffer_stack_max = 0; + + yy_state_buf = 0; + +} + +/* The contents of this function are C++ specific, so the () macro is not used. + */ +yyFlexLexer::~yyFlexLexer() +{ + delete [] yy_state_buf; + fffree(yy_start_stack ); + yy_delete_buffer( YY_CURRENT_BUFFER ); + fffree(yy_buffer_stack ); +} + +/* The contents of this function are C++ specific, so the () macro is not used. + */ +void yyFlexLexer::switch_streams( std::istream* new_in, std::ostream* new_out ) +{ + if ( new_in ) + { + yy_delete_buffer( YY_CURRENT_BUFFER ); + yy_switch_to_buffer( yy_create_buffer( new_in, YY_BUF_SIZE ) ); + } + + if ( new_out ) + yyout = new_out; +} + +#ifdef YY_INTERACTIVE +size_t yyFlexLexer::LexerInput( char* buf, size_t /* max_size */ ) +#else +size_t yyFlexLexer::LexerInput( char* buf, size_t max_size ) +#endif +{ + if ( yyin->eof() || yyin->fail() ) + return 0; + +#ifdef YY_INTERACTIVE + yyin->get( buf[0] ); + + if ( yyin->eof() ) + return 0; + + if ( yyin->bad() ) + return -1; + + return 1; + +#else + (void) yyin->read( buf, max_size ); + + if ( yyin->bad() ) + return -1; + else + return yyin->gcount(); +#endif +} + +void yyFlexLexer::LexerOutput( const char* buf, size_t size ) +{ + (void) yyout->write( buf, size ); +} + +/* 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 + */ +int yyFlexLexer::yy_get_next_buffer() +{ + register char *dest = YY_CURRENT_BUFFER_LVALUE->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_LVALUE->yy_ch_buf[(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 ( (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_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 = (yy_n_chars) = 0; + + else + { + yy_size_t 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) ((yy_c_buf_p) - b->yy_ch_buf); + + if ( b->yy_is_our_buffer ) + { + yy_size_t 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. */ + ffrealloc((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_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]), + (yy_n_chars), num_to_read ); + + YY_CURRENT_BUFFER_LVALUE->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_LVALUE->yy_buffer_status = + YY_BUFFER_EOF_PENDING; + } + } + + else + ret_val = EOB_ACT_CONTINUE_SCAN; + + if ((yy_size_t) ((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 = (yy_n_chars) + number_to_move + ((yy_n_chars) >> 1); + YY_CURRENT_BUFFER_LVALUE->yy_ch_buf = (char *) ffrealloc((void *) YY_CURRENT_BUFFER_LVALUE->yy_ch_buf,new_size ); + if ( ! YY_CURRENT_BUFFER_LVALUE->yy_ch_buf ) + YY_FATAL_ERROR( "out of dynamic memory in yy_get_next_buffer()" ); + } + + (yy_n_chars) += number_to_move; + YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] = YY_END_OF_BUFFER_CHAR; + YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] = YY_END_OF_BUFFER_CHAR; + + (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 */ + + yy_state_type yyFlexLexer::yy_get_previous_state() +{ + register yy_state_type yy_current_state; + register char *yy_cp; + + yy_current_state = (yy_start); + + 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); + if ( yy_accept[yy_current_state] ) + { + (yy_last_accepting_state) = yy_current_state; + (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 >= 178 ) + 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 ); + */ + yy_state_type yyFlexLexer::yy_try_NUL_trans( yy_state_type yy_current_state ) +{ + register int yy_is_jam; + register char *yy_cp = (yy_c_buf_p); + + register YY_CHAR yy_c = 1; + if ( yy_accept[yy_current_state] ) + { + (yy_last_accepting_state) = yy_current_state; + (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 >= 178 ) + 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 == 177); + + return yy_is_jam ? 0 : yy_current_state; +} + + void yyFlexLexer::yyunput( int c, register char* yy_bp) +{ + register char *yy_cp; + + yy_cp = (yy_c_buf_p); + + /* undo effects of setting up yytext */ + *yy_cp = (yy_hold_char); + + if ( yy_cp < YY_CURRENT_BUFFER_LVALUE->yy_ch_buf + 2 ) + { /* need to shift things up to make room */ + /* +2 for EOB chars. */ + register yy_size_t number_to_move = (yy_n_chars) + 2; + register char *dest = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[ + YY_CURRENT_BUFFER_LVALUE->yy_buf_size + 2]; + register char *source = + &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move]; + + while ( source > YY_CURRENT_BUFFER_LVALUE->yy_ch_buf ) + *--dest = *--source; + + yy_cp += (int) (dest - source); + yy_bp += (int) (dest - source); + YY_CURRENT_BUFFER_LVALUE->yy_n_chars = + (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_buf_size; + + if ( yy_cp < YY_CURRENT_BUFFER_LVALUE->yy_ch_buf + 2 ) + YY_FATAL_ERROR( "flex scanner push-back overflow" ); + } + + *--yy_cp = (char) c; + + (yytext_ptr) = yy_bp; + (yy_hold_char) = *yy_cp; + (yy_c_buf_p) = yy_cp; +} + + int yyFlexLexer::yyinput() +{ + 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_LVALUE->yy_ch_buf[(yy_n_chars)] ) + /* This was really a NUL. */ + *(yy_c_buf_p) = '\0'; + + else + { /* need more input */ + yy_size_t 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 ); + + /*FALLTHROUGH*/ + + case EOB_ACT_END_OF_FILE: + { + if ( yywrap( ) ) + return 0; + + 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); + + return c; +} + +/** Immediately switch to a different input stream. + * @param input_file A readable stream. + * + * @note This function does not reset the start condition to @c INITIAL . + */ + void yyFlexLexer::yyrestart( std::istream* input_file ) +{ + + if ( ! YY_CURRENT_BUFFER ){ + yyensure_buffer_stack (); + YY_CURRENT_BUFFER_LVALUE = + yy_create_buffer( yyin, YY_BUF_SIZE ); + } + + yy_init_buffer( YY_CURRENT_BUFFER, input_file ); + yy_load_buffer_state( ); +} + +/** Switch to a different input buffer. + * @param new_buffer The new input buffer. + * + */ + void yyFlexLexer::yy_switch_to_buffer( YY_BUFFER_STATE new_buffer ) +{ + + /* TODO. We should be able to replace this entire function body + * with + * yypop_buffer_state(); + * yypush_buffer_state(new_buffer); + */ + yyensure_buffer_stack (); + 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_LVALUE->yy_buf_pos = (yy_c_buf_p); + YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars); + } + + YY_CURRENT_BUFFER_LVALUE = 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; +} + + void yyFlexLexer::yy_load_buffer_state() +{ + (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars; + (yytext_ptr) = (yy_c_buf_p) = YY_CURRENT_BUFFER_LVALUE->yy_buf_pos; + yyin = YY_CURRENT_BUFFER_LVALUE->yy_input_file; + (yy_hold_char) = *(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. + * + * @return the allocated buffer state. + */ + YY_BUFFER_STATE yyFlexLexer::yy_create_buffer( std::istream* file, int size ) +{ + YY_BUFFER_STATE b; + + b = (YY_BUFFER_STATE) ffalloc(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 *) ffalloc(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; +} + +/** Destroy the buffer. + * @param b a buffer created with yy_create_buffer() + * + */ + void yyFlexLexer::yy_delete_buffer( YY_BUFFER_STATE b ) +{ + + 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 ) + fffree((void *) b->yy_ch_buf ); + + fffree((void *) b ); +} + +/* Initializes or reinitializes a buffer. + * This function is sometimes called more than once on the same buffer, + * such as during a yyrestart() or at EOF. + */ + void yyFlexLexer::yy_init_buffer( YY_BUFFER_STATE b, std::istream* file ) + +{ + int oerrno = errno; + + yy_flush_buffer( b ); + + b->yy_input_file = file; + b->yy_fill_buffer = 1; + + /* If b is the current buffer, then yy_init_buffer was _probably_ + * called from yyrestart() 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. + * + */ + void yyFlexLexer::yy_flush_buffer( YY_BUFFER_STATE b ) +{ + 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( ); +} + +/** 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. + * + */ +void yyFlexLexer::yypush_buffer_state (YY_BUFFER_STATE new_buffer) +{ + if (new_buffer == NULL) + return; + + yyensure_buffer_stack(); + + /* This block is copied from yy_switch_to_buffer. */ + if ( YY_CURRENT_BUFFER ) + { + /* Flush out information for old buffer. */ + *(yy_c_buf_p) = (yy_hold_char); + YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p); + YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars); + } + + /* Only push if top exists. Otherwise, replace top. */ + if (YY_CURRENT_BUFFER) + (yy_buffer_stack_top)++; + YY_CURRENT_BUFFER_LVALUE = new_buffer; + + /* copied from yy_switch_to_buffer. */ + yy_load_buffer_state( ); + (yy_did_buffer_switch_on_eof) = 1; +} + +/** Removes and deletes the top of the stack, if present. + * The next element becomes the new top. + * + */ +void yyFlexLexer::yypop_buffer_state (void) +{ + if (!YY_CURRENT_BUFFER) + return; + + yy_delete_buffer(YY_CURRENT_BUFFER ); + YY_CURRENT_BUFFER_LVALUE = NULL; + if ((yy_buffer_stack_top) > 0) + --(yy_buffer_stack_top); + + if (YY_CURRENT_BUFFER) { + yy_load_buffer_state( ); + (yy_did_buffer_switch_on_eof) = 1; + } +} + +/* Allocates the stack if it does not exist. + * Guarantees space for at least one push. + */ +void yyFlexLexer::yyensure_buffer_stack(void) +{ + yy_size_t num_to_alloc; + + if (!(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; + (yy_buffer_stack) = (struct yy_buffer_state**)ffalloc + (num_to_alloc * sizeof(struct yy_buffer_state*) + ); + if ( ! (yy_buffer_stack) ) + YY_FATAL_ERROR( "out of dynamic memory in yyensure_buffer_stack()" ); + + memset((yy_buffer_stack), 0, num_to_alloc * sizeof(struct yy_buffer_state*)); + + (yy_buffer_stack_max) = num_to_alloc; + (yy_buffer_stack_top) = 0; + return; + } + + if ((yy_buffer_stack_top) >= ((yy_buffer_stack_max)) - 1){ + + /* Increase the buffer to prepare for a possible push. */ + int grow_size = 8 /* arbitrary grow size */; + + num_to_alloc = (yy_buffer_stack_max) + grow_size; + (yy_buffer_stack) = (struct yy_buffer_state**)ffrealloc + ((yy_buffer_stack), + num_to_alloc * sizeof(struct yy_buffer_state*) + ); + if ( ! (yy_buffer_stack) ) + YY_FATAL_ERROR( "out of dynamic memory in yyensure_buffer_stack()" ); + + /* zero only the new slots.*/ + memset((yy_buffer_stack) + (yy_buffer_stack_max), 0, grow_size * sizeof(struct yy_buffer_state*)); + (yy_buffer_stack_max) = num_to_alloc; + } +} + + void yyFlexLexer::yy_push_state( int new_state ) +{ + 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 *) ffalloc(new_size ); + + else + (yy_start_stack) = (int *) ffrealloc((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); +} + + void yyFlexLexer::yy_pop_state() +{ + if ( --(yy_start_stack_ptr) < 0 ) + YY_FATAL_ERROR( "start-condition stack underflow" ); + + BEGIN((yy_start_stack)[(yy_start_stack_ptr)]); +} + + int yyFlexLexer::yy_top_state() +{ + return (yy_start_stack)[(yy_start_stack_ptr) - 1]; +} + +#ifndef YY_EXIT_FAILURE +#define YY_EXIT_FAILURE 2 +#endif + +void yyFlexLexer::LexerError( yyconst char msg[] ) +{ + std::cerr << msg << std::endl; + 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] = (yy_hold_char); \ + (yy_c_buf_p) = yytext + yyless_macro_arg; \ + (yy_hold_char) = *(yy_c_buf_p); \ + *(yy_c_buf_p) = '\0'; \ + yyleng = yyless_macro_arg; \ + } \ + while ( 0 ) + +/* Accessor methods (get/set functions) to struct members. */ + +/* + * Internal utility routines. + */ + +#ifndef yytext_ptr +static void yy_flex_strncpy (char* s1, yyconst char * s2, int n ) +{ + 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 ) +{ + register int n; + for ( n = 0; s[n]; ++n ) + ; + + return n; +} +#endif + +void *ffalloc (yy_size_t size ) +{ + return (void *) malloc( size ); +} + +void *ffrealloc (void * ptr, yy_size_t size ) +{ + /* 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 fffree (void * ptr ) +{ + free( (char *) ptr ); /* see ffrealloc() for (char *) cast */ +} + +#define YYTABLES_NAME "yytables" + +#line 137 "../fitsy/lex.L" + + + +void ffFilter(int doit) +{ + if (fflexx) + fflexx->begin(FILTER, doit); +} + +void ffArray(int doit) +{ + if (fflexx) + fflexx->begin(ARRAY, doit); +} + +void ffFlexLexer::begin(int which, int doit) +{ + BEGIN which; + if (doit) + yyless(0); +} + |