#ifndef YY_REENTRANT #define yytext mathtext #define yyleng mathleng #define yyin mathin #define yyout mathout #define yy_flex_debug math_flex_debug #endif #define yy_create_buffer math_create_buffer #define yy_delete_buffer math_delete_buffer #define yy_scan_buffer math_scan_buffer #define yy_scan_string math_scan_string #define yy_scan_bytes math_scan_bytes #define yy_init_buffer math_init_buffer #define yy_flush_buffer math_flush_buffer #define yy_load_buffer_state math_load_buffer_state #define yy_switch_to_buffer math_switch_to_buffer #define yylex mathlex #define yyrestart mathrestart #define yylex_init mathlex_init #define yylex_destroy mathlex_destroy #define yyget_debug mathget_debug #define yyset_debug mathset_debug #define yyget_extra mathget_extra #define yyset_extra mathset_extra #define yyget_in mathget_in #define yyset_in mathset_in #define yyget_out mathget_out #define yyset_out mathset_out #define yyget_leng mathget_leng #define yyget_text mathget_text #define yyget_lineno mathget_lineno #define yyset_lineno mathset_lineno #ifdef YY_BISON_BRIDGE #define yyget_lval mathget_lval #define yyset_lval mathset_lval #define yyget_lloc mathget_lloc #define yyset_lloc mathset_lloc #endif #define yyalloc mathalloc #define yyrealloc mathrealloc #define yyfree mathfree #define yylineno mathlineno #line 45 "mathlex.lex.c" #define YY_USE_LINENO 1 #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 27 #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 #include #include #include /* end standard C headers. */ /* flex integer type definitions */ #ifndef FLEXINT_H #define FLEXINT_H /* C99 systems have . Non-C99 systems may or may not. */ #if defined __STDC_VERSION__ && __STDC_VERSION__ >= 199901L #include 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; #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 */ #ifdef __cplusplus /* C++ compilers don't understand traditional function definitions. */ #ifdef YY_TRADITIONAL_FUNC_DEFS #undef YY_TRADITIONAL_FUNC_DEFS #endif /* The "const" storage-class-modifier is valid. */ #define YY_USE_CONST #else /* ! __cplusplus */ /* We're not in a C++ compiler, so by default, we generate C99 function defs, unless you explicitly ask for traditional defs by defining YY_TRADITIONAL_FUNC_DEFS */ #if __STDC__ #define YY_USE_CONST #endif /* __STDC__ */ #endif /* ! __cplusplus */ #ifdef YY_USE_CONST #define yyconst const #else #define yyconst #endif /* For compilers that can't handle prototypes. * e.g., * The function prototype * int foo(int x, char* y); * * ...should be written as * int foo YY_PARAMS((int x, char* y)); * * ...which could possibly generate * int foo (); */ #ifdef YY_NO_PROTOS #define YY_PARAMS(proto) () #else #define YY_PARAMS(proto) proto #endif /* Returned upon end-of-file. */ #define YY_NULL 0 /* Promotes a possibly negative, possibly signed char to an unsigned * integer for use as an array index. If the signed char is negative, * we want to instead treat it as an 8-bit unsigned char, hence the * double cast. */ #define YY_SC_TO_UI(c) ((unsigned int) (unsigned char) c) /* Define these macros to be no-ops. */ #define YY_G(var) (var) #define YY_PROTO_LAST_ARG #define YY_PROTO_ONLY_ARG void #define YY_DEF_LAST_ARG #ifdef YY_TRADITIONAL_FUNC_DEFS #define YY_DEF_ONLY_ARG #else #define YY_DEF_ONLY_ARG void #endif #define YY_DECL_LAST_ARG #define YY_CALL_LAST_ARG #define YY_CALL_ONLY_ARG /* For compilers that need traditional function definitions. * e.g., * The function prototype taking 2 arguments * int foo (int x, char* y) * * ...should be written as * int foo YYFARGS2(int,x, char*,y) * * ...which could possibly generate * int foo (x,y,yyscanner) * int x; * char * y; * yyscan_t yyscanner; */ #ifdef YY_TRADITIONAL_FUNC_DEFS /* Generate traditional function defs */ #define YYFARGS0(v) (YY_DEF_ONLY_ARG) YY_DECL_LAST_ARG #define YYFARGS1(t1,n1) (n1 YY_DEF_LAST_ARG) t1 n1; YY_DECL_LAST_ARG #define YYFARGS2(t1,n1,t2,n2) (n1,n2 YY_DEF_LAST_ARG) t1 n1; t2 n2; YY_DECL_LAST_ARG #define YYFARGS3(t1,n1,t2,n2,t3,n3) (n1,n2,n3 YY_DEF_LAST_ARG) t1 n1; t2 n2; t3 n3; YY_DECL_LAST_ARG #else /* Generate C99 function defs. */ #define YYFARGS0(v) (YY_DEF_ONLY_ARG) #define YYFARGS1(t1,n1) (t1 n1 YY_DEF_LAST_ARG) #define YYFARGS2(t1,n1,t2,n2) (t1 n1,t2 n2 YY_DEF_LAST_ARG) #define YYFARGS3(t1,n1,t2,n2,t3,n3) (t1 n1,t2 n2,t3 n3 YY_DEF_LAST_ARG) #endif /* 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_G(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_G(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 YY_CALL_LAST_ARG ) #define YY_END_OF_BUFFER_CHAR 0 /* Size of default input buffer. */ #ifndef YY_BUF_SIZE #define YY_BUF_SIZE 16384 #endif #ifndef YY_TYPEDEF_YY_BUFFER_STATE #define YY_TYPEDEF_YY_BUFFER_STATE typedef struct yy_buffer_state *YY_BUFFER_STATE; #endif extern int yyleng; extern FILE *yyin, *yyout; #define EOB_ACT_CONTINUE_SCAN 0 #define EOB_ACT_END_OF_FILE 1 #define EOB_ACT_LAST_MATCH 2 #ifdef YY_USE_LINENO /* Note: We specifically omit the test for yy_rule_can_match_eol because it requires * access to the local variable yy_act. Since yyless() is a macro, it would break * existing scanners that call yyless() from OUTSIDE yylex. * One obvious solution it to make yy_act a global. I tried that, and saw * a 5% performance hit in a non-yylineno scanner, because yy_act is * normally declared as a register variable-- so it's not worth it. */ #define YY_LESS_LINENO(n) \ do { \ int yyl;\ for ( yyl = n; yyl < yyleng; ++yyl )\ if ( yytext[yyl] == '\n' )\ --yylineno;\ }while(0) #else #define YY_LESS_LINENO(n) #endif /* The funky do-while in the following #define is used to turn the definition * int a single C statement (which needs a semi-colon terminator). This * avoids problems with code like: * * if ( condition_holds ) * yyless( 5 ); * else * do_something_else(); * * Prior to using the do-while the compiler would get upset at the * "else" because it interpreted the "if" statement as being all * done when it reached the ';' after the yyless() call. */ /* Return all but the first 'n' matched characters back to the input stream. */ #define yyless(n) \ do \ { \ /* Undo effects of setting up yytext. */ \ int yyless_macro_arg = (n); \ YY_LESS_LINENO(yyless_macro_arg);\ *yy_cp = YY_G(yy_hold_char); \ YY_RESTORE_YY_MORE_OFFSET \ YY_G(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, YY_G(yytext_ptr) YY_CALL_LAST_ARG ) /* The following is because we cannot portably get our hands on size_t * (without autoconf's help, which isn't available because we want * flex-generated scanners to compile on their own). */ #ifndef YY_TYPEDEF_YY_SIZE_T #define YY_TYPEDEF_YY_SIZE_T typedef unsigned int 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; /* 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 */ #ifndef mathIN_HEADER /* YY-DISCARD-FROM-HEADER */ static YY_BUFFER_STATE yy_current_buffer = 0; #endif /* !mathIN_HEADER YY-END-DISCARD-FROM-HEADER */ /* We provide macros for accessing buffer states in case in the * future we want to put the buffer states in a more general * "scanner state". */ #define YY_CURRENT_BUFFER yy_current_buffer #ifndef mathIN_HEADER /* YY-DISCARD-FROM-HEADER */ /* yy_hold_char holds the character lost when yytext is formed. */ static char yy_hold_char; static int yy_n_chars; /* number of characters read into yy_ch_buf */ int yyleng; /* Points to current character in buffer. */ static char *yy_c_buf_p = (char *) 0; static int yy_init = 1; /* whether we need to initialize */ static int yy_start = 0; /* start state number */ /* Flag which is used to allow yywrap()'s to do buffer switches * instead of setting up a fresh yyin. A bit of a hack ... */ static int yy_did_buffer_switch_on_eof; #endif /* !mathIN_HEADER YY-END-DISCARD-FROM-HEADER */ void yyrestart YY_PARAMS(( FILE *input_file YY_PROTO_LAST_ARG )); void yy_switch_to_buffer YY_PARAMS(( YY_BUFFER_STATE new_buffer YY_PROTO_LAST_ARG )); void yy_load_buffer_state YY_PARAMS(( YY_PROTO_ONLY_ARG )); YY_BUFFER_STATE yy_create_buffer YY_PARAMS(( FILE *file, int size YY_PROTO_LAST_ARG )); void yy_delete_buffer YY_PARAMS(( YY_BUFFER_STATE b YY_PROTO_LAST_ARG )); void yy_init_buffer YY_PARAMS(( YY_BUFFER_STATE b, FILE *file YY_PROTO_LAST_ARG )); void yy_flush_buffer YY_PARAMS(( YY_BUFFER_STATE b YY_PROTO_LAST_ARG )); #define YY_FLUSH_BUFFER yy_flush_buffer( YY_G(yy_current_buffer) YY_CALL_LAST_ARG) YY_BUFFER_STATE yy_scan_buffer YY_PARAMS(( char *base, yy_size_t size YY_PROTO_LAST_ARG )); YY_BUFFER_STATE yy_scan_string YY_PARAMS(( yyconst char *yy_str YY_PROTO_LAST_ARG )); YY_BUFFER_STATE yy_scan_bytes YY_PARAMS(( yyconst char *bytes, int len YY_PROTO_LAST_ARG )); void *yyalloc YY_PARAMS(( yy_size_t YY_PROTO_LAST_ARG )); void *yyrealloc YY_PARAMS(( void *, yy_size_t YY_PROTO_LAST_ARG )); void yyfree YY_PARAMS(( void * YY_PROTO_LAST_ARG )); #define yy_new_buffer yy_create_buffer #define yy_set_interactive(is_interactive) \ { \ if ( ! YY_G(yy_current_buffer) ) \ YY_G(yy_current_buffer) = \ yy_create_buffer( yyin, YY_BUF_SIZE YY_CALL_LAST_ARG); \ YY_G(yy_current_buffer)->yy_is_interactive = is_interactive; \ } #define yy_set_bol(at_bol) \ { \ if ( ! YY_G(yy_current_buffer) ) \ YY_G(yy_current_buffer) = \ yy_create_buffer( yyin, YY_BUF_SIZE YY_CALL_LAST_ARG); \ YY_G(yy_current_buffer)->yy_at_bol = at_bol; \ } #define YY_AT_BOL() (YY_G(yy_current_buffer)->yy_at_bol) /* Begin user sect3 */ #define yywrap(n) 1 #define YY_SKIP_YYWRAP #ifndef mathIN_HEADER /* YY-DISCARD-FROM-HEADER */ typedef unsigned char YY_CHAR; #endif /* !mathIN_HEADER YY-END-DISCARD-FROM-HEADER */ #ifndef mathIN_HEADER /* YY-DISCARD-FROM-HEADER */ #ifndef YY_REENTRANT FILE *yyin = (FILE *) 0, *yyout = (FILE *) 0; #endif #endif /* !mathIN_HEADER YY-END-DISCARD-FROM-HEADER */ #ifndef mathIN_HEADER /* YY-DISCARD-FROM-HEADER */ typedef int yy_state_type; #endif /* !mathIN_HEADER YY-END-DISCARD-FROM-HEADER */ extern int yylineno; #ifndef mathIN_HEADER /* YY-DISCARD-FROM-HEADER */ int yylineno = 1; #endif /* !mathIN_HEADER YY-END-DISCARD-FROM-HEADER */ extern char *yytext; #define yytext_ptr yytext #ifndef mathIN_HEADER /* YY-DISCARD-FROM-HEADER */ static yy_state_type yy_get_previous_state YY_PARAMS(( YY_PROTO_ONLY_ARG )); static yy_state_type yy_try_NUL_trans YY_PARAMS(( yy_state_type current_state YY_PROTO_LAST_ARG)); static int yy_get_next_buffer YY_PARAMS(( YY_PROTO_ONLY_ARG )); static void yy_fatal_error YY_PARAMS(( yyconst char msg[] YY_PROTO_LAST_ARG )); #endif /* !mathIN_HEADER YY-END-DISCARD-FROM-HEADER */ /* Done after the current pattern has been matched and before the * corresponding action - sets up yytext. */ #define YY_DO_BEFORE_ACTION \ YY_G(yytext_ptr) = yy_bp; \ yyleng = (size_t) (yy_cp - yy_bp); \ YY_G(yy_hold_char) = *yy_cp; \ *yy_cp = '\0'; \ YY_G(yy_c_buf_p) = yy_cp; #ifndef mathIN_HEADER /* YY-DISCARD-FROM-HEADER */ #define YY_NUM_RULES 36 #define YY_END_OF_BUFFER 37 /* 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[74] = { 0, 0, 0, 37, 35, 31, 31, 17, 35, 20, 18, 29, 29, 29, 29, 29, 2, 34, 24, 10, 23, 30, 19, 30, 30, 30, 30, 30, 30, 30, 15, 16, 35, 28, 35, 0, 32, 22, 14, 11, 12, 13, 1, 2, 26, 27, 25, 30, 30, 30, 30, 6, 30, 30, 3, 30, 21, 1, 30, 30, 30, 5, 30, 30, 30, 4, 30, 8, 30, 7, 30, 30, 9, 0 } ; static yyconst flex_int32_t yy_ec[256] = { 0, 1, 1, 1, 1, 1, 1, 1, 1, 2, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 4, 1, 5, 1, 6, 7, 1, 8, 8, 9, 10, 8, 11, 12, 13, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 1, 15, 16, 17, 18, 1, 1, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 8, 1, 8, 20, 19, 1, 21, 22, 23, 24, 25, 26, 19, 27, 28, 19, 29, 30, 19, 31, 32, 19, 19, 33, 34, 35, 36, 19, 37, 19, 19, 19, 8, 38, 8, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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[40] = { 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 2, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1 } ; static yyconst flex_int16_t yy_base[77] = { 0, 0, 0, 136, 39, 137, 137, 118, 40, 137, 127, 137, 116, 115, 114, 113, 34, 137, 112, 111, 110, 112, 137, 28, 33, 35, 36, 39, 42, 43, 87, 57, 71, 137, 72, 121, 137, 137, 137, 137, 137, 137, 109, 68, 137, 137, 137, 0, 108, 49, 50, 107, 71, 73, 106, 72, 137, 105, 74, 77, 76, 101, 78, 75, 79, 89, 84, 85, 83, 46, 80, 88, 45, 137, 116, 53, 52 } ; static yyconst flex_int16_t yy_def[77] = { 0, 73, 1, 73, 73, 73, 73, 73, 74, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 75, 73, 75, 75, 75, 75, 75, 75, 75, 73, 73, 73, 73, 74, 74, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 76, 75, 75, 75, 75, 75, 75, 75, 75, 73, 73, 75, 75, 75, 75, 75, 75, 75, 75, 75, 75, 75, 75, 75, 75, 75, 0, 73, 73, 73 } ; static yyconst flex_int16_t yy_nxt[177] = { 0, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 4, 15, 16, 17, 18, 19, 20, 21, 22, 21, 23, 24, 25, 26, 27, 21, 28, 21, 21, 21, 21, 21, 21, 21, 21, 29, 30, 31, 32, 34, 47, 36, 32, 34, 42, 47, 43, 47, 47, 32, 34, 47, 47, 48, 47, 47, 32, 47, 47, 49, 32, 47, 47, 50, 52, 51, 54, 32, 55, 53, 32, 34, 58, 36, 32, 34, 32, 34, 42, 59, 43, 32, 34, 47, 47, 47, 47, 47, 47, 47, 47, 47, 47, 63, 32, 47, 47, 47, 62, 65, 47, 47, 67, 60, 61, 68, 66, 69, 32, 34, 64, 72, 70, 47, 71, 35, 35, 57, 47, 47, 47, 57, 36, 56, 47, 46, 45, 44, 41, 40, 39, 38, 37, 33, 73, 3, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73 } ; static yyconst flex_int16_t yy_chk[177] = { 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, 4, 8, 23, 8, 4, 8, 16, 24, 16, 25, 26, 4, 8, 27, 76, 75, 28, 29, 31, 72, 69, 23, 31, 49, 50, 24, 26, 25, 28, 31, 29, 27, 32, 34, 49, 34, 32, 34, 4, 8, 43, 50, 43, 32, 34, 52, 55, 53, 58, 63, 60, 59, 62, 64, 70, 58, 31, 68, 66, 67, 55, 60, 71, 65, 63, 52, 53, 64, 62, 66, 32, 34, 59, 71, 68, 61, 70, 74, 74, 57, 54, 51, 48, 42, 35, 30, 21, 20, 19, 18, 15, 14, 13, 12, 10, 7, 3, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73, 73 } ; #ifdef YY_USE_LINENO /* Table of booleans, true if rule could match eol. */ static yyconst flex_int32_t yy_rule_can_match_eol[37] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 0, 0, 0, }; #endif static yy_state_type yy_last_accepting_state; static char *yy_last_accepting_cpos; extern int yy_flex_debug; int yy_flex_debug = 0; /* 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 #ifndef YY_REENTRANT char *yytext; #endif #line 1 "mathlex.l" #define INITIAL 0 /* scivi - visualization plugin for XMMS * Copyright (C) 2003 Vitaly V. Bursov * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #line 20 "mathlex.l" #ifdef HAVE_CONFIG_H #include #endif #include #include #include #ifdef HAVE_LOCALE_H #include #endif #include "common.h" #include "mathparse.tab.h" #include "mathcompile.h" math_expr_cont *math_lex_expr_cont; #define ERR scivi_complier_error #define WARN scivi_complier_warning #define YY_USE_LINENO 1 #line 700 "mathlex.lex.c" #endif /* !mathIN_HEADER YY-END-DISCARD-FROM-HEADER */ /* 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. */ #ifndef YY_NO_UNISTD_H #include #endif /* !YY_NO_UNISTD_H */ #ifndef YY_EXTRA_TYPE #define YY_EXTRA_TYPE void * #endif #ifndef mathIN_HEADER /* YY-DISCARD-FROM-HEADER */ #endif /* !mathIN_HEADER YY-END-DISCARD-FROM-HEADER */ #ifndef mathIN_HEADER /* YY-DISCARD-FROM-HEADER */ #endif /* !mathIN_HEADER YY-END-DISCARD-FROM-HEADER */ #ifndef mathIN_HEADER /* YY-DISCARD-FROM-HEADER */ #endif /* !mathIN_HEADER YY-END-DISCARD-FROM-HEADER */ /* Accessor methods to globals. These are made visible to non-reentrant scanners for convenience. */ #ifndef YY_NO_DESTROY int yylex_destroy YY_PARAMS(( YY_PROTO_ONLY_ARG )); #endif #ifndef YY_NO_GET_DEBUG int yyget_debug YY_PARAMS(( YY_PROTO_ONLY_ARG )); #endif #ifndef YY_NO_SET_DEBUG void yyset_debug YY_PARAMS(( int debug_flag YY_PROTO_LAST_ARG )); #endif #ifndef YY_NO_GET_EXTRA YY_EXTRA_TYPE yyget_extra YY_PARAMS(( YY_PROTO_ONLY_ARG )); #endif #ifndef YY_NO_SET_EXTRA void yyset_extra YY_PARAMS(( YY_EXTRA_TYPE user_defined YY_PROTO_LAST_ARG )); #endif #ifndef YY_NO_GET_IN FILE *yyget_in YY_PARAMS(( YY_PROTO_ONLY_ARG )); #endif #ifndef YY_NO_SET_IN void yyset_in YY_PARAMS(( FILE * in_str YY_PROTO_LAST_ARG )); #endif #ifndef YY_NO_GET_OUT FILE *yyget_out YY_PARAMS(( YY_PROTO_ONLY_ARG )); #endif #ifndef YY_NO_SET_OUT void yyset_out YY_PARAMS(( FILE * out_str YY_PROTO_LAST_ARG )); #endif #ifndef YY_NO_GET_LENG int yyget_leng YY_PARAMS(( YY_PROTO_ONLY_ARG )); #endif #ifndef YY_NO_GET_TEXT char *yyget_text YY_PARAMS(( YY_PROTO_ONLY_ARG )); #endif #ifndef YY_NO_GET_LINENO int yyget_lineno YY_PARAMS(( YY_PROTO_ONLY_ARG )); #endif #ifndef YY_NO_SET_LINENO void yyset_lineno YY_PARAMS(( int line_number YY_PROTO_LAST_ARG )); #endif /* Macros after this point can all be overridden by user definitions in * section 1. */ #ifndef YY_SKIP_YYWRAP #ifdef __cplusplus extern "C" int yywrap YY_PARAMS(( YY_PROTO_ONLY_ARG )); #else extern int yywrap YY_PARAMS(( YY_PROTO_ONLY_ARG )); #endif #endif #ifndef mathIN_HEADER /* YY-DISCARD-FROM-HEADER */ #ifndef YY_NO_UNPUT static void yyunput YY_PARAMS(( int c, char *buf_ptr YY_PROTO_LAST_ARG)); #endif #endif /* !mathIN_HEADER YY-END-DISCARD-FROM-HEADER */ #ifndef yytext_ptr static void yy_flex_strncpy YY_PARAMS(( char *, yyconst char *, int YY_PROTO_LAST_ARG)); #endif #ifdef YY_NEED_STRLEN static int yy_flex_strlen YY_PARAMS(( yyconst char * YY_PROTO_LAST_ARG)); #endif #ifndef YY_NO_INPUT #ifndef mathIN_HEADER /* YY-DISCARD-FROM-HEADER */ #ifdef __cplusplus static int yyinput YY_PARAMS(( YY_PROTO_ONLY_ARG )); #else static int input YY_PARAMS(( YY_PROTO_ONLY_ARG )); #endif #endif /* !mathIN_HEADER YY-END-DISCARD-FROM-HEADER */ #endif #if YY_STACK_USED #ifndef mathIN_HEADER /* YY-DISCARD-FROM-HEADER */ static int yy_start_stack_ptr = 0; static int yy_start_stack_depth = 0; static int *yy_start_stack = 0; #endif /* !mathIN_HEADER YY-END-DISCARD-FROM-HEADER */ #ifndef YY_NO_PUSH_STATE static void yy_push_state YY_PARAMS(( int new_state YY_PROTO_LAST_ARG)); #endif #ifndef YY_NO_POP_STATE static void yy_pop_state YY_PARAMS(( YY_PROTO_ONLY_ARG )); #endif #ifndef YY_NO_TOP_STATE static int yy_top_state YY_PARAMS(( YY_PROTO_ONLY_ARG )); #endif #else #define YY_NO_PUSH_STATE 1 #define YY_NO_POP_STATE 1 #define YY_NO_TOP_STATE 1 #endif /* Amount of stuff to slurp up with each read. */ #ifndef YY_READ_BUF_SIZE #define YY_READ_BUF_SIZE 8192 #endif /* Copy whatever the last rule matched to the standard output. */ #ifndef ECHO /* This used to be an fputs(), but since the string might contain NUL's, * we now use fwrite(). */ #define ECHO (void) fwrite( yytext, yyleng, 1, yyout ) #endif /* Gets input and stuffs it into "buf". number of characters read, or YY_NULL, * is returned in "result". */ #ifndef YY_INPUT #define YY_INPUT(buf,result,max_size) \ if ( YY_G(yy_current_buffer)->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 YY_CALL_LAST_ARG) #endif #ifndef mathIN_HEADER /* YY-DISCARD-FROM-HEADER */ #endif /* !mathIN_HEADER YY-END-DISCARD-FROM-HEADER */ #ifndef mathIN_HEADER /* YY-DISCARD-FROM-HEADER */ /* end tables serialization structures and prototypes */ #endif /* !mathIN_HEADER YY-END-DISCARD-FROM-HEADER */ /* Default declaration of generated scanner - a define so the user can * easily add parameters. */ #ifndef YY_DECL /* If the bison pure parser is used, then bison will provide one or two additional arguments. */ # define YY_LEX_PROTO YY_PARAMS((YY_PROTO_ONLY_ARG)) # define YY_LEX_DECLARATION YYFARGS0(void) extern int yylex YY_LEX_PROTO; #define YY_DECL int yylex YY_LEX_DECLARATION #endif /* Code executed at the beginning of each rule, after yytext and yyleng * have been set up. */ #ifndef YY_USER_ACTION #define YY_USER_ACTION #endif /* Code executed at the end of each rule. */ #ifndef YY_BREAK #define YY_BREAK break; #endif #define YY_RULE_SETUP \ YY_USER_ACTION #ifndef mathIN_HEADER /* YY-DISCARD-FROM-HEADER */ YY_DECL { register yy_state_type yy_current_state; register char *yy_cp, *yy_bp; register int yy_act; #line 45 "mathlex.l" #define YY_TABLES_VERIFY 0 #line 957 "mathlex.lex.c" if ( YY_G(yy_init) ) { YY_G(yy_init) = 0; #ifdef YY_USER_INIT YY_USER_INIT; #endif #ifdef YY_USES_REJECT if ( ! YY_G(yy_state_buf) ) YY_G(yy_state_buf) = (yy_state_type *)yyalloc(YY_BUF_SIZE + 2 YY_CALL_LAST_ARG); #endif if ( ! YY_G(yy_start) ) YY_G(yy_start) = 1; /* first start state */ if ( ! yyin ) yyin = stdin; if ( ! yyout ) yyout = stdout; if ( ! YY_G(yy_current_buffer) ) YY_G(yy_current_buffer) = yy_create_buffer( yyin, YY_BUF_SIZE YY_CALL_LAST_ARG); yy_load_buffer_state( YY_CALL_ONLY_ARG ); } while ( 1 ) /* loops until end-of-file is reached */ { yy_cp = YY_G(yy_c_buf_p); /* Support of yytext. */ *yy_cp = YY_G(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_G(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_G(yy_last_accepting_state) = yy_current_state; YY_G(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 >= 74 ) 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_base[yy_current_state] != 137 ); yy_find_action: yy_act = yy_accept[yy_current_state]; if ( yy_act == 0 ) { /* have to back up */ yy_cp = YY_G(yy_last_accepting_cpos); yy_current_state = YY_G(yy_last_accepting_state); yy_act = yy_accept[yy_current_state]; } YY_DO_BEFORE_ACTION; #ifdef YY_USE_LINENO if ( yy_act != YY_END_OF_BUFFER && yy_rule_can_match_eol[yy_act] ) { int yyl; for ( yyl = 0; yyl < yyleng; ++yyl ) if ( yytext[yyl] == '\n' ) ++yylineno; } #endif 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_G(yy_hold_char); yy_cp = YY_G(yy_last_accepting_cpos); yy_current_state = YY_G(yy_last_accepting_state); goto yy_find_action; case 1: YY_RULE_SETUP #line 47 "mathlex.l" { char *stft; #ifdef HAVE_SETLOCALE char *old_locale = setlocale(LC_NUMERIC, "C"); #endif mathlval.d.line = mathlineno; mathlval.d.num = strtof(mathtext, &stft); if (*stft != '\0') WARN("%d: failed to convert '%s' to a number\n", mathlineno, mathtext); #ifdef HAVE_SETLOCALE setlocale(LC_NUMERIC, old_locale); #endif return NUM; } YY_BREAK case 2: YY_RULE_SETUP #line 62 "mathlex.l" { char *stft; #ifdef HAVE_SETLOCALE char *old_locale = setlocale(LC_NUMERIC, "C"); #endif mathlval.d.line = mathlineno; mathlval.d.num = strtof(mathtext, &stft); if (*stft != '\0') WARN("%d: failed to convert '%s' to a number\n", mathlineno, mathtext); #ifdef HAVE_SETLOCALE setlocale(LC_NUMERIC, old_locale); #endif return NUM; } YY_BREAK case 3: YY_RULE_SETUP #line 77 "mathlex.l" mathlval.d.line = mathlineno; return KW_IF; YY_BREAK case 4: YY_RULE_SETUP #line 78 "mathlex.l" mathlval.d.line = mathlineno; return KW_ELSE; YY_BREAK case 5: YY_RULE_SETUP #line 79 "mathlex.l" mathlval.d.line = mathlineno; return KW_FOR; YY_BREAK case 6: YY_RULE_SETUP #line 80 "mathlex.l" mathlval.d.line = mathlineno; return KW_DO; YY_BREAK case 7: YY_RULE_SETUP #line 81 "mathlex.l" mathlval.d.line = mathlineno; return KW_WHILE; YY_BREAK case 8: YY_RULE_SETUP #line 82 "mathlex.l" mathlval.d.line = mathlineno; return KW_BREAK; YY_BREAK case 9: YY_RULE_SETUP #line 83 "mathlex.l" mathlval.d.line = mathlineno; return KW_CONTINUE; YY_BREAK case 10: YY_RULE_SETUP #line 85 "mathlex.l" mathlval.d.line = mathlineno; return SY_ASSGIN; YY_BREAK case 11: YY_RULE_SETUP #line 86 "mathlex.l" mathlval.d.line = mathlineno; return SY_ASSGIN_PLUS; YY_BREAK case 12: YY_RULE_SETUP #line 87 "mathlex.l" mathlval.d.line = mathlineno; return SY_ASSGIN_MIN; YY_BREAK case 13: YY_RULE_SETUP #line 88 "mathlex.l" mathlval.d.line = mathlineno; return SY_ASSGIN_DIV; YY_BREAK case 14: YY_RULE_SETUP #line 89 "mathlex.l" mathlval.d.line = mathlineno; return SY_ASSGIN_MUL; YY_BREAK case 15: YY_RULE_SETUP #line 91 "mathlex.l" mathlval.d.line = mathlineno; return SY_OR; YY_BREAK case 16: YY_RULE_SETUP #line 92 "mathlex.l" mathlval.d.line = mathlineno; return SY_NOT; YY_BREAK case 17: YY_RULE_SETUP #line 93 "mathlex.l" mathlval.d.line = mathlineno; return SY_LNOT; YY_BREAK case 18: YY_RULE_SETUP #line 94 "mathlex.l" mathlval.d.line = mathlineno; return SY_AND; YY_BREAK case 19: YY_RULE_SETUP #line 95 "mathlex.l" mathlval.d.line = mathlineno; return SY_XOR; YY_BREAK case 20: YY_RULE_SETUP #line 96 "mathlex.l" mathlval.d.line = mathlineno; return SY_MOD; YY_BREAK case 21: YY_RULE_SETUP #line 98 "mathlex.l" mathlval.d.line = mathlineno; return SY_OROR; YY_BREAK case 22: YY_RULE_SETUP #line 99 "mathlex.l" mathlval.d.line = mathlineno; return SY_ANDAND; YY_BREAK case 23: YY_RULE_SETUP #line 101 "mathlex.l" mathlval.d.line = mathlineno; return SY_GR; YY_BREAK case 24: YY_RULE_SETUP #line 102 "mathlex.l" mathlval.d.line = mathlineno; return SY_LS; YY_BREAK case 25: YY_RULE_SETUP #line 103 "mathlex.l" mathlval.d.line = mathlineno; return SY_GE; YY_BREAK case 26: YY_RULE_SETUP #line 104 "mathlex.l" mathlval.d.line = mathlineno; return SY_LE; YY_BREAK case 27: YY_RULE_SETUP #line 105 "mathlex.l" mathlval.d.line = mathlineno; return SY_EQ; YY_BREAK case 28: YY_RULE_SETUP #line 106 "mathlex.l" mathlval.d.line = mathlineno; return SY_NEQ; YY_BREAK case 29: YY_RULE_SETUP #line 108 "mathlex.l" { mathlval.d.line = mathlineno; return mathtext[0]; } YY_BREAK case 30: YY_RULE_SETUP #line 113 "mathlex.l" { int l = strlen(mathtext)+1; mathlval.d.line = mathlineno; mathlval.d.str = malloc(l); if (mathlval.d.str == NULL){ eprintf("Failed to allocate %d bytes\n", l); return EOS; } else memcpy(mathlval.d.str, mathtext, l); if (MATH(is_func_name)(math_lex_expr_cont, mathtext)) return FUNC; else return VAR; } YY_BREAK case 31: /* rule 31 can match eol */ YY_RULE_SETUP #line 129 "mathlex.l" /* skip */ YY_BREAK case 32: /* rule 32 can match eol */ YY_RULE_SETUP #line 130 "mathlex.l" /* skip */ YY_BREAK case 33: /* rule 33 can match eol */ YY_RULE_SETUP #line 131 "mathlex.l" /* skip */ YY_BREAK case 34: YY_RULE_SETUP #line 133 "mathlex.l" mathlval.d.line = mathlineno; return EOL; YY_BREAK case YY_STATE_EOF(INITIAL): #line 135 "mathlex.l" mathlval.d.line = mathlineno; return EOS; YY_BREAK case 35: YY_RULE_SETUP #line 137 "mathlex.l" { ERR("%d: Invalid token '%s'\n", mathlineno, mathtext); } YY_BREAK case 36: YY_RULE_SETUP #line 141 "mathlex.l" ECHO; YY_BREAK #line 1287 "mathlex.lex.c" case YY_END_OF_BUFFER: { /* Amount of text matched not including the EOB char. */ int yy_amount_of_matched_text = (int) (yy_cp - YY_G(yytext_ptr)) - 1; /* Undo the effects of YY_DO_BEFORE_ACTION. */ *yy_cp = YY_G(yy_hold_char); YY_RESTORE_YY_MORE_OFFSET if ( YY_G(yy_current_buffer)->yy_buffer_status == YY_BUFFER_NEW ) { /* We're scanning a new file or input source. It's * possible that this happened because the user * just pointed yyin at a new source and called * yylex(). If so, then we have to assure * consistency between yy_current_buffer and our * globals. Here is the right place to do so, because * this is the first action (other than possibly a * back-up) that will match for the new input source. */ YY_G(yy_n_chars) = YY_G(yy_current_buffer)->yy_n_chars; YY_G(yy_current_buffer)->yy_input_file = yyin; YY_G(yy_current_buffer)->yy_buffer_status = YY_BUFFER_NORMAL; } /* Note that here we test for yy_c_buf_p "<=" to the position * of the first EOB in the buffer, since yy_c_buf_p will * already have been incremented past the NUL character * (since all states make transitions on EOB to the * end-of-buffer state). Contrast this with the test * in input(). */ if ( YY_G(yy_c_buf_p) <= &YY_G(yy_current_buffer)->yy_ch_buf[YY_G(yy_n_chars)] ) { /* This was really a NUL. */ yy_state_type yy_next_state; YY_G(yy_c_buf_p) = YY_G(yytext_ptr) + yy_amount_of_matched_text; yy_current_state = yy_get_previous_state( YY_CALL_ONLY_ARG ); /* 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_CALL_LAST_ARG); yy_bp = YY_G(yytext_ptr) + YY_MORE_ADJ; if ( yy_next_state ) { /* Consume the NUL. */ yy_cp = ++YY_G(yy_c_buf_p); yy_current_state = yy_next_state; goto yy_match; } else { yy_cp = YY_G(yy_c_buf_p); goto yy_find_action; } } else switch ( yy_get_next_buffer( YY_CALL_ONLY_ARG ) ) { case EOB_ACT_END_OF_FILE: { YY_G(yy_did_buffer_switch_on_eof) = 0; if ( yywrap( YY_CALL_ONLY_ARG ) ) { /* 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_G(yy_c_buf_p) = YY_G(yytext_ptr) + YY_MORE_ADJ; yy_act = YY_STATE_EOF(YY_START); goto do_action; } else { if ( ! YY_G(yy_did_buffer_switch_on_eof) ) YY_NEW_FILE; } break; } case EOB_ACT_CONTINUE_SCAN: YY_G(yy_c_buf_p) = YY_G(yytext_ptr) + yy_amount_of_matched_text; yy_current_state = yy_get_previous_state( YY_CALL_ONLY_ARG ); yy_cp = YY_G(yy_c_buf_p); yy_bp = YY_G(yytext_ptr) + YY_MORE_ADJ; goto yy_match; case EOB_ACT_LAST_MATCH: YY_G(yy_c_buf_p) = &YY_G(yy_current_buffer)->yy_ch_buf[YY_G(yy_n_chars)]; yy_current_state = yy_get_previous_state( YY_CALL_ONLY_ARG ); yy_cp = YY_G(yy_c_buf_p); yy_bp = YY_G(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 */ #endif /* !mathIN_HEADER YY-END-DISCARD-FROM-HEADER */ #ifndef mathIN_HEADER /* YY-DISCARD-FROM-HEADER */ #endif /* !mathIN_HEADER YY-END-DISCARD-FROM-HEADER */ /* 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 */ #ifndef mathIN_HEADER /* YY-DISCARD-FROM-HEADER */ static int yy_get_next_buffer YYFARGS0(void) { register char *dest = YY_G(yy_current_buffer)->yy_ch_buf; register char *source = YY_G(yytext_ptr); register int number_to_move, i; int ret_val; if ( YY_G(yy_c_buf_p) > &YY_G(yy_current_buffer)->yy_ch_buf[YY_G(yy_n_chars) + 1] ) YY_FATAL_ERROR( "fatal flex scanner internal error--end of buffer missed" ); if ( YY_G(yy_current_buffer)->yy_fill_buffer == 0 ) { /* Don't try to fill the buffer, so this is an EOF. */ if ( YY_G(yy_c_buf_p) - YY_G(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_G(yy_c_buf_p) - YY_G(yytext_ptr)) - 1; for ( i = 0; i < number_to_move; ++i ) *(dest++) = *(source++); if ( YY_G(yy_current_buffer)->yy_buffer_status == YY_BUFFER_EOF_PENDING ) /* don't do the read, it's not guaranteed to return an EOF, * just force an EOF */ YY_G(yy_current_buffer)->yy_n_chars = YY_G(yy_n_chars) = 0; else { size_t num_to_read = YY_G(yy_current_buffer)->yy_buf_size - number_to_move - 1; while ( num_to_read <= 0 ) { /* Not enough room in the buffer - grow it. */ #ifdef YY_USES_REJECT YY_FATAL_ERROR( "input buffer overflow, can't enlarge buffer because scanner uses REJECT" ); #else /* just a shorter name for the current buffer */ YY_BUFFER_STATE b = YY_G(yy_current_buffer); int yy_c_buf_p_offset = (int) (YY_G(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. */ yyrealloc( (void *) b->yy_ch_buf, b->yy_buf_size + 2 YY_CALL_LAST_ARG ); } 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_G(yy_c_buf_p) = &b->yy_ch_buf[yy_c_buf_p_offset]; num_to_read = YY_G(yy_current_buffer)->yy_buf_size - number_to_move - 1; #endif } if ( num_to_read > YY_READ_BUF_SIZE ) num_to_read = YY_READ_BUF_SIZE; /* Read in more data. */ YY_INPUT( (&YY_G(yy_current_buffer)->yy_ch_buf[number_to_move]), YY_G(yy_n_chars), num_to_read ); YY_G(yy_current_buffer)->yy_n_chars = YY_G(yy_n_chars); } if ( YY_G(yy_n_chars) == 0 ) { if ( number_to_move == YY_MORE_ADJ ) { ret_val = EOB_ACT_END_OF_FILE; yyrestart( yyin YY_CALL_LAST_ARG); } else { ret_val = EOB_ACT_LAST_MATCH; YY_G(yy_current_buffer)->yy_buffer_status = YY_BUFFER_EOF_PENDING; } } else ret_val = EOB_ACT_CONTINUE_SCAN; YY_G(yy_n_chars) += number_to_move; YY_G(yy_current_buffer)->yy_ch_buf[YY_G(yy_n_chars)] = YY_END_OF_BUFFER_CHAR; YY_G(yy_current_buffer)->yy_ch_buf[YY_G(yy_n_chars) + 1] = YY_END_OF_BUFFER_CHAR; YY_G(yytext_ptr) = &YY_G(yy_current_buffer)->yy_ch_buf[0]; return ret_val; } #endif /* !mathIN_HEADER YY-END-DISCARD-FROM-HEADER */ /* yy_get_previous_state - get the state just before the EOB char was reached */ #ifndef mathIN_HEADER /* YY-DISCARD-FROM-HEADER */ static yy_state_type yy_get_previous_state YYFARGS0(void) { register yy_state_type yy_current_state; register char *yy_cp; yy_current_state = YY_G(yy_start); for ( yy_cp = YY_G(yytext_ptr) + YY_MORE_ADJ; yy_cp < YY_G(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_G(yy_last_accepting_state) = yy_current_state; YY_G(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 >= 74 ) 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 YYFARGS1( yy_state_type, yy_current_state) { register int yy_is_jam; register char *yy_cp = YY_G(yy_c_buf_p); register YY_CHAR yy_c = 1; if ( yy_accept[yy_current_state] ) { YY_G(yy_last_accepting_state) = yy_current_state; YY_G(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 >= 74 ) 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 == 73); return yy_is_jam ? 0 : yy_current_state; } #ifndef YY_NO_UNPUT static void yyunput YYFARGS2( int,c, register char *,yy_bp) { register char *yy_cp = YY_G(yy_c_buf_p); /* undo effects of setting up yytext */ *yy_cp = YY_G(yy_hold_char); if ( yy_cp < YY_G(yy_current_buffer)->yy_ch_buf + 2 ) { /* need to shift things up to make room */ /* +2 for EOB chars. */ register int number_to_move = YY_G(yy_n_chars) + 2; register char *dest = &YY_G(yy_current_buffer)->yy_ch_buf[ YY_G(yy_current_buffer)->yy_buf_size + 2]; register char *source = &YY_G(yy_current_buffer)->yy_ch_buf[number_to_move]; while ( source > YY_G(yy_current_buffer)->yy_ch_buf ) *--dest = *--source; yy_cp += (int) (dest - source); yy_bp += (int) (dest - source); YY_G(yy_current_buffer)->yy_n_chars = YY_G(yy_n_chars) = YY_G(yy_current_buffer)->yy_buf_size; if ( yy_cp < YY_G(yy_current_buffer)->yy_ch_buf + 2 ) YY_FATAL_ERROR( "flex scanner push-back overflow" ); } *--yy_cp = (char) c; #ifdef YY_USE_LINENO if ( c == '\n' ) --yylineno; #endif YY_G(yytext_ptr) = yy_bp; YY_G(yy_hold_char) = *yy_cp; YY_G(yy_c_buf_p) = yy_cp; } #endif /* ifndef YY_NO_UNPUT */ #ifndef YY_NO_INPUT #ifdef __cplusplus static int yyinput YYFARGS0(void) #else static int input YYFARGS0(void) #endif { int c; *YY_G(yy_c_buf_p) = YY_G(yy_hold_char); if ( *YY_G(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_G(yy_c_buf_p) < &YY_G(yy_current_buffer)->yy_ch_buf[YY_G(yy_n_chars)] ) /* This was really a NUL. */ *YY_G(yy_c_buf_p) = '\0'; else { /* need more input */ int offset = YY_G(yy_c_buf_p) - YY_G(yytext_ptr); ++YY_G(yy_c_buf_p); switch ( yy_get_next_buffer( YY_CALL_ONLY_ARG ) ) { 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 YY_CALL_LAST_ARG); /*FALLTHROUGH*/ case EOB_ACT_END_OF_FILE: { if ( yywrap( YY_CALL_ONLY_ARG ) ) return EOF; if ( ! YY_G(yy_did_buffer_switch_on_eof) ) YY_NEW_FILE; #ifdef __cplusplus return yyinput(YY_CALL_ONLY_ARG); #else return input(YY_CALL_ONLY_ARG); #endif } case EOB_ACT_CONTINUE_SCAN: YY_G(yy_c_buf_p) = YY_G(yytext_ptr) + offset; break; } } } c = *(unsigned char *) YY_G(yy_c_buf_p); /* cast for 8-bit char's */ *YY_G(yy_c_buf_p) = '\0'; /* preserve yytext */ YY_G(yy_hold_char) = *++YY_G(yy_c_buf_p); if ( c == '\n' ) ++yylineno; return c; } #endif /* ifndef YY_NO_INPUT */ void yyrestart YYFARGS1( FILE *,input_file) { if ( ! YY_G(yy_current_buffer) ) YY_G(yy_current_buffer) = yy_create_buffer( yyin, YY_BUF_SIZE YY_CALL_LAST_ARG); yy_init_buffer( YY_G(yy_current_buffer), input_file YY_CALL_LAST_ARG); yy_load_buffer_state( YY_CALL_ONLY_ARG ); } void yy_switch_to_buffer YYFARGS1( YY_BUFFER_STATE ,new_buffer) { if ( YY_G(yy_current_buffer) == new_buffer ) return; if ( YY_G(yy_current_buffer) ) { /* Flush out information for old buffer. */ *YY_G(yy_c_buf_p) = YY_G(yy_hold_char); YY_G(yy_current_buffer)->yy_buf_pos = YY_G(yy_c_buf_p); YY_G(yy_current_buffer)->yy_n_chars = YY_G(yy_n_chars); } YY_G(yy_current_buffer) = new_buffer; yy_load_buffer_state( YY_CALL_ONLY_ARG ); /* 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_G(yy_did_buffer_switch_on_eof) = 1; } void yy_load_buffer_state YYFARGS0(void) { YY_G(yy_n_chars) = YY_G(yy_current_buffer)->yy_n_chars; YY_G(yytext_ptr) = YY_G(yy_c_buf_p) = YY_G(yy_current_buffer)->yy_buf_pos; yyin = YY_G(yy_current_buffer)->yy_input_file; YY_G(yy_hold_char) = *YY_G(yy_c_buf_p); } YY_BUFFER_STATE yy_create_buffer YYFARGS2( FILE *,file, int ,size) { YY_BUFFER_STATE b; b = (YY_BUFFER_STATE) yyalloc( sizeof( struct yy_buffer_state ) YY_CALL_LAST_ARG ); 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 *) yyalloc( b->yy_buf_size + 2 YY_CALL_LAST_ARG ); 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 YY_CALL_LAST_ARG); return b; } void yy_delete_buffer YYFARGS1( YY_BUFFER_STATE ,b) { if ( ! b ) return; if ( b == YY_G(yy_current_buffer) ) YY_G(yy_current_buffer) = (YY_BUFFER_STATE) 0; if ( b->yy_is_our_buffer ) yyfree( (void *) b->yy_ch_buf YY_CALL_LAST_ARG ); yyfree( (void *) b YY_CALL_LAST_ARG ); } #ifndef YY_ALWAYS_INTERACTIVE #ifndef YY_NEVER_INTERACTIVE #ifndef __cplusplus extern int isatty YY_PARAMS(( int )); #endif /* __cplusplus */ #endif /* !YY_NEVER_INTERACTIVE */ #endif /* !YY_ALWAYS_INTERACTIVE */ void yy_init_buffer YYFARGS2( YY_BUFFER_STATE ,b, FILE *,file) { int oerrno = errno; yy_flush_buffer( b YY_CALL_LAST_ARG); b->yy_input_file = file; b->yy_fill_buffer = 1; #if YY_ALWAYS_INTERACTIVE b->yy_is_interactive = 1; #else #if YY_NEVER_INTERACTIVE b->yy_is_interactive = 0; #else b->yy_is_interactive = file ? (isatty( fileno(file) ) > 0) : 0; #endif #endif errno = oerrno; } void yy_flush_buffer YYFARGS1( 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_G(yy_current_buffer) ) yy_load_buffer_state( YY_CALL_ONLY_ARG ); } #ifndef YY_NO_SCAN_BUFFER YY_BUFFER_STATE yy_scan_buffer YYFARGS2( char *,base, yy_size_t ,size) { 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) yyalloc( sizeof( struct yy_buffer_state ) YY_CALL_LAST_ARG ); if ( ! b ) YY_FATAL_ERROR( "out of dynamic memory in yy_scan_buffer()" ); b->yy_buf_size = size - 2; /* "- 2" to take care of EOB's */ b->yy_buf_pos = b->yy_ch_buf = base; b->yy_is_our_buffer = 0; b->yy_input_file = 0; b->yy_n_chars = b->yy_buf_size; b->yy_is_interactive = 0; b->yy_at_bol = 1; b->yy_fill_buffer = 0; b->yy_buffer_status = YY_BUFFER_NEW; yy_switch_to_buffer( b YY_CALL_LAST_ARG ); return b; } #endif #ifndef YY_NO_SCAN_STRING YY_BUFFER_STATE yy_scan_string YYFARGS1( yyconst char *,yy_str) { int len; for ( len = 0; yy_str[len]; ++len ) ; return yy_scan_bytes( yy_str, len YY_CALL_LAST_ARG); } #endif #ifndef YY_NO_SCAN_BYTES YY_BUFFER_STATE yy_scan_bytes YYFARGS2( yyconst char *,bytes, int ,len) { YY_BUFFER_STATE b; char *buf; yy_size_t n; int i; /* Get memory for full buffer, including space for trailing EOB's. */ n = len + 2; buf = (char *) yyalloc( n YY_CALL_LAST_ARG ); if ( ! buf ) YY_FATAL_ERROR( "out of dynamic memory in yy_scan_bytes()" ); for ( i = 0; i < len; ++i ) buf[i] = bytes[i]; buf[len] = buf[len+1] = YY_END_OF_BUFFER_CHAR; b = yy_scan_buffer( buf, n YY_CALL_LAST_ARG); if ( ! b ) YY_FATAL_ERROR( "bad buffer in yy_scan_bytes()" ); /* It's okay to grow etc. this buffer, and we should throw it * away when we're done. */ b->yy_is_our_buffer = 1; return b; } #endif #ifndef YY_NO_PUSH_STATE static void yy_push_state YYFARGS1( int ,new_state) { if ( YY_G(yy_start_stack_ptr) >= YY_G(yy_start_stack_depth) ) { yy_size_t new_size; YY_G(yy_start_stack_depth) += YY_START_STACK_INCR; new_size = YY_G(yy_start_stack_depth) * sizeof( int ); if ( ! YY_G(yy_start_stack) ) YY_G(yy_start_stack) = (int *) yyalloc( new_size YY_CALL_LAST_ARG ); else YY_G(yy_start_stack) = (int *) yyrealloc( (void *) YY_G(yy_start_stack), new_size YY_CALL_LAST_ARG ); if ( ! YY_G(yy_start_stack) ) YY_FATAL_ERROR( "out of memory expanding start-condition stack" ); } YY_G(yy_start_stack)[YY_G(yy_start_stack_ptr)++] = YY_START; BEGIN(new_state); } #endif #ifndef YY_NO_POP_STATE static void yy_pop_state YYFARGS0(void) { if ( --YY_G(yy_start_stack_ptr) < 0 ) YY_FATAL_ERROR( "start-condition stack underflow" ); BEGIN(YY_G(yy_start_stack)[YY_G(yy_start_stack_ptr)]); } #endif #ifndef YY_NO_TOP_STATE static int yy_top_state YYFARGS0(void) { return YY_G(yy_start_stack)[YY_G(yy_start_stack_ptr) - 1]; } #endif #ifndef YY_EXIT_FAILURE #define YY_EXIT_FAILURE 2 #endif static void yy_fatal_error YYFARGS1(yyconst char*, msg) { (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] = YY_G(yy_hold_char); \ YY_G(yy_c_buf_p) = yytext + yyless_macro_arg; \ YY_G(yy_hold_char) = *YY_G(yy_c_buf_p); \ *YY_G(yy_c_buf_p) = '\0'; \ yyleng = yyless_macro_arg; \ } \ while ( 0 ) /* Accessor methods (get/set functions) to struct members. */ #ifndef YY_NO_GET_LINENO int yyget_lineno YYFARGS0(void) { return yylineno; } #endif /* !YY_NO_GET_LINENO */ #ifndef YY_NO_GET_IN FILE *yyget_in YYFARGS0(void) { return yyin; } #endif /* !YY_NO_GET_IN */ #ifndef YY_NO_GET_OUT FILE *yyget_out YYFARGS0(void) { return yyout; } #endif /* !YY_NO_GET_OUT */ #ifndef YY_NO_GET_LENG int yyget_leng YYFARGS0(void) { return yyleng; } #endif /* !YY_NO_GET_LENG */ #ifndef YY_NO_GET_TEXT char *yyget_text YYFARGS0(void) { return yytext; } #endif /* !YY_NO_GET_TEXT */ #ifndef YY_NO_SET_LINENO void yyset_lineno YYFARGS1( int ,line_number) { yylineno = line_number; } #endif /* !YY_NO_SET_LINENO */ #ifndef YY_NO_SET_IN void yyset_in YYFARGS1( FILE * ,in_str) { yyin = in_str ; } #endif /* !YY_NO_SET_IN */ #ifndef YY_NO_SET_OUT void yyset_out YYFARGS1( FILE * ,out_str) { yyout = out_str ; } #endif /* !YY_NO_SET_OUT */ #ifndef YY_NO_GET_DEBUG int yyget_debug YYFARGS0(void) { return yy_flex_debug; } #endif /* !YY_NO_GET_DEBUG */ #ifndef YY_NO_SET_DEBUG void yyset_debug YYFARGS1( int ,bdebug) { yy_flex_debug = bdebug ; } #endif /* !YY_NO_SET_DEBUG */ /* yylex_destroy is for both reentrant and non-reentrant scanners. */ int yylex_destroy YYFARGS0(void) { /* Destroy the current (main) buffer. */ yy_delete_buffer( YY_G(yy_current_buffer) YY_CALL_LAST_ARG ); YY_G(yy_current_buffer) = NULL; #if defined(YY_STACK_USED) || defined(YY_REENTRANT) /* Destroy the start condition stack. */ if (YY_G(yy_start_stack) ){ yyfree( YY_G(yy_start_stack) YY_CALL_LAST_ARG ); YY_G(yy_start_stack) = NULL; } #endif #ifdef YY_USES_REJECT yyfree ( YY_G(yy_state_buf) YY_CALL_LAST_ARG); #endif return 0; } /* Internal utility routines. */ #ifndef yytext_ptr static void yy_flex_strncpy YYFARGS3( 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 YYFARGS1( yyconst char *,s) { register int n; for ( n = 0; s[n]; ++n ) ; return n; } #endif /* You may override yyalloc by defining YY_NO_FLEX_ALLOC and linking to * your own version */ #ifndef YY_NO_FLEX_ALLOC void *yyalloc YYFARGS1( yy_size_t ,size) { return (void *) malloc( size ); } #endif /* You may override yyrealloc by defining YY_NO_FLEX_REALLOC and linking * to your own version. */ #ifndef YY_NO_FLEX_REALLOC void *yyrealloc YYFARGS2( 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 ); } #endif /* You may override yyfree by defining YY_NO_FLEX_FREE and linking to * your own version.*/ #ifndef YY_NO_FLEX_FREE void yyfree YYFARGS1( void *,ptr) { free( (char *) ptr ); /* see yyrealloc() for (char *) cast */ } #endif #define YYTABLES_NAME "yytables" #if YY_MAIN int main YY_PARAMS((void)); int main () { yylex(); return 0; } #endif #endif /* !mathIN_HEADER YY-END-DISCARD-FROM-HEADER */ #line 141 "mathlex.l" #ifndef mathIN_HEADER /* YY-DISCARD-FROM-HEADER */ #endif /* !mathIN_HEADER YY-END-DISCARD-FROM-HEADER */