/* D2S-YYLEX.C 17 December 1990 * A lexical scanner generated by flex */ /* scanner skeleton version: * $Header: /usr/fsys/odin/a/vern/flex/RCS/flex.skel,v 2.16 90/08/03 14:09:36 vern Exp $ */ #define FLEX_SCANNER #include /* cfront 1.2 defines "c_plusplus" instead of "__cplusplus" */ #ifdef c_plusplus #ifndef __cplusplus #define __cplusplus #endif #endif #ifdef __cplusplus #include #include /* use prototypes in function declarations */ #define YY_USE_PROTOS /* the "const" storage-class-modifier is valid */ #define YY_USE_CONST #else /* ! __cplusplus */ #ifdef __STDC__ #ifdef __GNUC__ #include void *malloc( size_t ); void free( void* ); #else #include #endif /* __GNUC__ */ #define YY_USE_PROTOS #define YY_USE_CONST #endif /* __STDC__ */ #endif /* ! __cplusplus */ #ifdef __TURBOC__ #define YY_USE_CONST #endif #ifndef YY_USE_CONST #define const #endif #ifdef YY_USE_PROTOS #define YY_PROTO(proto) proto #else #define YY_PROTO(proto) () /* we can't get here if it's an ANSI C compiler, or a C++ compiler, * so it's got to be a K&R compiler, and therefore there's no standard * place from which to include these definitions */ char *malloc(); int free(); int read(); #endif /* amount of stuff to slurp up with each read */ #ifndef YY_READ_BUF_SIZE #define YY_READ_BUF_SIZE 8192 #endif /* returned upon end-of-file */ #define YY_END_TOK 0 /* copy whatever the last rule matched to the standard output */ /* cast to (char *) is because for 8-bit chars, yytext is (unsigned char *) */ /* this used to be an fputs(), but since the string might contain NUL's, * we now use fwrite() */ #define ECHO (void) fwrite( (char *) yytext, yyleng, 1, yyout ) /* gets input and stuffs it into "buf". number of characters read, or YY_NULL, * is returned in "result". */ #define YY_INPUT(buf,result,max_size) \ if ( (result = read( fileno(yyin), (char *) buf, max_size )) < 0 ) \ YY_FATAL_ERROR( "read() in flex scanner failed" ); #define YY_NULL 0 /* 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. */ #define yyterminate() return ( YY_NULL ) /* report a fatal error */ /* The funky do-while is used to turn this macro definition into * a single C statement (which needs a semi-colon terminator). * This avoids problems with code like: * * if ( something_happens ) * YY_FATAL_ERROR( "oops, the something happened" ); * else * everything_okay(); * * 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 YY_FATAL_ERROR() call. */ #define YY_FATAL_ERROR(msg) \ do \ { \ (void) fputs( msg, stderr ); \ (void) putc( '\n', stderr ); \ exit( 1 ); \ } \ while ( 0 ) /* default yywrap function - always treat EOF as an EOF */ #define yywrap() 1 /* 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 * /* 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 \ do \ { \ yy_init_buffer( yy_current_buffer, yyin ); \ yy_load_buffer_state(); \ } \ while ( 0 ) /* default declaration of generated scanner - a define so the user can * easily add parameters */ #define YY_DECL int yylex YY_PROTO(( void )) /* code executed at the end of each rule */ #define YY_BREAK break; #define YY_END_OF_BUFFER_CHAR 0 #ifndef YY_BUF_SIZE #define YY_BUF_SIZE (YY_READ_BUF_SIZE * 2) /* size of default input buffer */ #endif typedef struct yy_buffer_state *YY_BUFFER_STATE; #define YY_CHAR char # line 1 "d2s.l" #define INITIAL 0 # line 2 "d2s.l" /* * This file is part of the * Fortran single/double converter * Copyright (c) 1990, Jim Meyering * * You may redistribute under the terms of the GNU General * Public License as specified in the files README and COPYING. */ /* * This file (d2s.l) is a description of a Flex lexical scanner for * translating FORTRAN programs from double- to single-precision. * Since it uses flex's -i (case insensitive) option, flex's * exclusive start states, and flex's <> pattern, it will * not work with most standard versions of the Unix lex program. */ #ifndef FLEX_SCANNER This scanner must be made using flex, not lex. #endif #ifndef _SYSTEM_H #define _SYSTEM_H #include #include #ifdef __STDC__ typedef void* ptr; # define PROTO(arglist) arglist #else typedef char* ptr; # define const /* NOTHING */ # define volatile /* NOTHING */ # define PROTO(arglist) () #endif int _filbuf PROTO((FILE*)); int _flsbuf PROTO((unsigned char x, FILE*)); int fputs PROTO((char*,FILE*)); volatile void exit PROTO((int)); int read PROTO((int d, ptr buf, int nbytes)); volatile void abort PROTO((void)); void perror PROTO((char*)); int getopt PROTO((int, char **, const char *)); #endif void Initialize PROTO((void)); void stab_load PROTO((void)); void Insert PROTO((char *, char *)); int yylex PROTO((void)); void show PROTO((char, char *)); int Lookup PROTO((char *,char **)); #define IN_COMMENT 1 #define IN_STRING 2 # line 34 "d2s.l" /* done after the current pattern has been matched and before the * corresponding action - sets up yytext */ #define YY_DO_BEFORE_ACTION \ yytext = yy_bp; \ yyleng = yy_cp - yy_bp; \ yy_hold_char = *yy_cp; \ *yy_cp = '\0'; \ yy_c_buf_p = yy_cp; #define EOB_ACT_CONTINUE_SCAN 0 #define EOB_ACT_END_OF_FILE 1 #define EOB_ACT_LAST_MATCH 2 /* return all but the first 'n' matched characters back to the input stream */ #define yyless(n) \ do \ { \ /* undo effects of setting up yytext */ \ *yy_cp = yy_hold_char; \ yy_c_buf_p = yy_cp = yy_bp + n; \ YY_DO_BEFORE_ACTION; /* set up yytext again */ \ } \ while ( 0 ) #define unput(c) yyunput( c, yytext ) struct yy_buffer_state { FILE *yy_input_file; YY_CHAR *yy_ch_buf; /* input buffer */ YY_CHAR *yy_buf_pos; /* current position in input buffer */ /* size of input buffer in bytes, not including room for EOB characters*/ int yy_buf_size; /* number of characters read into yy_ch_buf, not including EOB characters */ int yy_n_chars; int yy_eof_status; /* whether we've seen an EOF on this buffer */ #define EOF_NOT_SEEN 0 /* "pending" happens when the EOF has been seen but there's still * some text process */ #define EOF_PENDING 1 #define EOF_DONE 2 }; static YY_BUFFER_STATE yy_current_buffer; /* we provide macros for accessing buffer states in case in the * future we want to put the buffer states in a more general * "scanner state" */ #define YY_CURRENT_BUFFER yy_current_buffer /* yy_hold_char holds the character lost when yytext is formed */ static YY_CHAR yy_hold_char; static int yy_n_chars; /* number of characters read into yy_ch_buf */ #ifndef YY_USER_ACTION #define YY_USER_ACTION #endif #ifndef YY_USER_INIT #define YY_USER_INIT #endif extern YY_CHAR *yytext; extern int yyleng; extern FILE *yyin, *yyout; YY_CHAR *yytext; int yyleng; FILE *yyin = (FILE *) 0, *yyout = (FILE *) 0; #define YY_END_OF_BUFFER 22 typedef int yy_state_type; static const short int yy_accept[124] = { 0, 0, 0, 0, 0, 0, 0, 22, 20, 19, 3, 20, 18, 17, 17, 17, 17, 17, 20, 1, 20, 18, 1, 21, 2, 21, 5, 4, 0, 0, 18, 0, 17, 17, 17, 17, 17, 17, 0, 0, 0, 18, 0, 2, 0, 0, 0, 13, 17, 17, 17, 17, 17, 0, 0, 0, 18, 0, 15, 0, 14, 17, 17, 17, 17, 0, 0, 0, 18, 17, 0, 16, 17, 0, 0, 0, 0, 18, 17, 17, 9, 10, 7, 7, 7, 7, 17, 0, 17, 17, 0, 0, 0, 17, 17, 0, 0, 0, 17, 17, 12, 0, 0, 17, 17, 0, 0, 17, 17, 0, 0, 17, 17, 0, 0, 11, 17, 11, 0, 17, 0, 8, 8, 0 } ; static const YY_CHAR yy_ec[128] = { 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, 5, 6, 1, 7, 8, 1, 8, 9, 1, 10, 11, 10, 10, 12, 10, 13, 10, 14, 10, 1, 1, 1, 1, 1, 1, 1, 15, 16, 17, 18, 19, 20, 21, 20, 22, 20, 20, 23, 24, 25, 26, 27, 20, 28, 29, 20, 30, 20, 20, 31, 20, 20, 1, 1, 1, 1, 1, 1, 15, 16, 17, 18, 19, 20, 21, 20, 22, 20, 20, 23, 24, 25, 26, 27, 20, 28, 29, 20, 30, 20, 20, 31, 20, 20, 1, 1, 1, 1, 1 } ; static const YY_CHAR yy_meta[32] = { 0, 1, 1, 1, 2, 1, 1, 1, 3, 4, 5, 5, 5, 5, 5, 6, 6, 6, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6 } ; static const short int yy_base[148] = { 0, 0, 28, 252, 251, 41, 44, 253, 256, 256, 256, 0, 25, 0, 226, 32, 232, 225, 0, 256, 47, 48, 223, 245, 256, 256, 256, 256, 229, 228, 45, 237, 0, 220, 220, 212, 226, 218, 0, 51, 218, 55, 230, 256, 222, 218, 215, 0, 193, 198, 198, 187, 184, 0, 58, 186, 61, 193, 0, 190, 0, 171, 76, 168, 181, 0, 68, 167, 79, 163, 83, 256, 160, 78, 0, 87, 158, 89, 141, 97, 256, 256, 256, 151, 141, 0, 149, 98, 126, 120, 131, 97, 94, 97, 101, 106, 94, 98, 89, 96, 256, 85, 94, 87, 87, 85, 84, 85, 74, 76, 65, 53, 59, 44, 52, 0, 45, 256, 42, 36, 11, 0, 256, 256, 125, 132, 28, 136, 139, 145, 149, 153, 160, 165, 169, 173, 179, 184, 187, 191, 195, 201, 207, 211, 217, 223, 227, 233 } ; static const short int yy_def[148] = { 0, 123, 1, 124, 124, 125, 125, 123, 123, 123, 123, 126, 127, 128, 128, 128, 128, 128, 129, 123, 130, 131, 128, 132, 123, 123, 123, 123, 126, 123, 127, 133, 128, 128, 128, 128, 128, 128, 134, 135, 134, 136, 132, 123, 137, 138, 133, 46, 128, 128, 128, 128, 128, 139, 140, 139, 141, 137, 57, 138, 59, 128, 128, 128, 128, 142, 143, 142, 144, 128, 123, 123, 128, 123, 145, 146, 145, 147, 128, 128, 123, 123, 123, 126, 123, 30, 128, 123, 128, 128, 123, 123, 123, 128, 128, 123, 123, 123, 128, 128, 123, 123, 123, 128, 128, 123, 123, 128, 128, 123, 123, 128, 128, 123, 123, 128, 128, 123, 123, 128, 123, 128, 123, 0, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123 } ; static const short int yy_nxt[288] = { 0, 8, 8, 9, 8, 10, 8, 8, 8, 11, 12, 12, 12, 12, 12, 13, 13, 14, 15, 13, 13, 13, 13, 13, 13, 13, 13, 13, 16, 17, 13, 13, 18, 28, 29, 19, 122, 20, 21, 21, 21, 21, 21, 31, 26, 22, 27, 26, 34, 27, 26, 38, 38, 26, 29, 53, 38, 40, 35, 53, 53, 121, 65, 31, 55, 65, 31, 65, 120, 44, 67, 119, 74, 31, 118, 117, 44, 74, 70, 31, 70, 116, 71, 74, 115, 70, 44, 70, 76, 71, 80, 82, 81, 82, 114, 113, 82, 31, 84, 87, 87, 87, 87, 112, 111, 44, 110, 31, 109, 108, 107, 106, 105, 104, 88, 91, 103, 102, 101, 100, 99, 98, 97, 96, 89, 92, 23, 23, 23, 23, 23, 23, 23, 25, 25, 25, 25, 25, 25, 25, 30, 30, 95, 30, 32, 32, 32, 38, 94, 38, 38, 39, 93, 39, 39, 41, 90, 41, 41, 45, 41, 42, 42, 42, 42, 42, 42, 42, 47, 44, 47, 53, 86, 53, 53, 54, 45, 54, 54, 79, 54, 56, 78, 56, 56, 45, 56, 58, 73, 58, 60, 72, 60, 65, 69, 65, 65, 66, 123, 66, 66, 123, 66, 68, 45, 68, 68, 62, 68, 74, 64, 74, 74, 75, 63, 75, 75, 62, 75, 77, 61, 77, 77, 123, 77, 82, 59, 82, 82, 83, 57, 83, 83, 43, 83, 85, 45, 85, 85, 52, 85, 51, 50, 49, 48, 46, 45, 44, 43, 33, 37, 36, 33, 123, 24, 24, 7, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123 } ; static const short int yy_chk[288] = { 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, 2, 126, 12, 2, 120, 2, 2, 2, 2, 2, 2, 12, 5, 2, 5, 6, 15, 6, 5, 20, 21, 6, 30, 39, 20, 21, 15, 41, 39, 119, 54, 30, 41, 56, 21, 54, 118, 39, 56, 116, 66, 41, 114, 113, 54, 66, 62, 56, 62, 112, 62, 68, 111, 70, 66, 70, 68, 70, 73, 75, 73, 77, 110, 109, 75, 68, 77, 79, 87, 79, 87, 108, 107, 75, 106, 77, 105, 104, 103, 102, 101, 99, 79, 87, 98, 97, 96, 95, 94, 93, 92, 91, 79, 87, 124, 124, 124, 124, 124, 124, 124, 125, 125, 125, 125, 125, 125, 125, 127, 127, 90, 127, 128, 128, 128, 129, 89, 129, 129, 130, 88, 130, 130, 131, 86, 131, 131, 84, 131, 132, 132, 132, 132, 132, 132, 132, 133, 83, 133, 134, 78, 134, 134, 135, 76, 135, 135, 72, 135, 136, 69, 136, 136, 67, 136, 137, 64, 137, 138, 63, 138, 139, 61, 139, 139, 140, 59, 140, 140, 57, 140, 141, 55, 141, 141, 52, 141, 142, 51, 142, 142, 143, 50, 143, 143, 49, 143, 144, 48, 144, 144, 46, 144, 145, 45, 145, 145, 146, 44, 146, 146, 42, 146, 147, 40, 147, 147, 37, 147, 36, 35, 34, 33, 31, 29, 28, 23, 22, 17, 16, 14, 7, 4, 3, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123, 123 } ; static yy_state_type yy_last_accepting_state; static YY_CHAR *yy_last_accepting_cpos; /* 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 /* these variables are all declared out here so that section 3 code can * manipulate them */ /* points to current character in buffer */ static YY_CHAR *yy_c_buf_p = (YY_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; static yy_state_type yy_get_previous_state YY_PROTO(( void )); static yy_state_type yy_try_NUL_trans YY_PROTO(( yy_state_type current_state )); static int yy_get_next_buffer YY_PROTO(( void )); static void yyunput YY_PROTO(( YY_CHAR c, YY_CHAR *buf_ptr )); void yyrestart YY_PROTO(( FILE *input_file )); void yy_switch_to_buffer YY_PROTO(( YY_BUFFER_STATE new_buffer )); void yy_load_buffer_state YY_PROTO(( void )); YY_BUFFER_STATE yy_create_buffer YY_PROTO(( FILE *file, int size )); void yy_delete_buffer YY_PROTO(( YY_BUFFER_STATE b )); void yy_init_buffer YY_PROTO(( YY_BUFFER_STATE b, FILE *file )); #define yy_new_buffer yy_create_buffer #ifdef __cplusplus static int yyinput YY_PROTO(( void )); #else static int input YY_PROTO(( void )); #endif YY_DECL { register yy_state_type yy_current_state; register YY_CHAR *yy_cp, *yy_bp; register int yy_act; extern int preserve_comments; extern int preserve_strings; /* * The rules below use FLEX exclusive start conditions to process * comments and strings based on the command line flags, -s and -c. */ if ( yy_init ) { YY_USER_INIT; if ( ! yy_start ) yy_start = 1; /* first start state */ if ( ! yyin ) yyin = stdin; if ( ! yyout ) yyout = stdout; if ( yy_current_buffer ) yy_init_buffer( yy_current_buffer, yyin ); else yy_current_buffer = yy_create_buffer( yyin, YY_BUF_SIZE ); yy_load_buffer_state(); yy_init = 0; } 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; if ( yy_bp[-1] == '\n' ) ++yy_current_state; yy_match: do { register YY_CHAR yy_c = yy_ec[*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 = yy_def[yy_current_state]; if ( yy_current_state >= 124 ) yy_c = yy_meta[yy_c]; } yy_current_state = yy_nxt[yy_base[yy_current_state] + yy_c]; ++yy_cp; } while ( yy_current_state != 123 ); 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; YY_USER_ACTION; do_action: /* this label is used only to access EOF actions */ switch ( yy_act ) { case 0: /* must backtrack */ /* 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: # line 43 "d2s.l" { ECHO; if (preserve_comments) { BEGIN IN_COMMENT; } } YY_BREAK case 2: # line 50 "d2s.l" { ECHO; BEGIN 0; } YY_BREAK case 3: # line 56 "d2s.l" { ECHO; if (preserve_strings) BEGIN IN_STRING; } YY_BREAK case 4: # line 62 "d2s.l" { ECHO; BEGIN 0; } YY_BREAK case 5: # line 67 "d2s.l" { ECHO; } YY_BREAK case YY_STATE_EOF(IN_STRING): # line 71 "d2s.l" { /* Caution: Early versions of flex didn't support the <> syntax */ fprintf(stderr,"Reached EOF. Non-terminated string.\n"); exit(3); } YY_BREAK case 7: # line 77 "d2s.l" { /* * This catches weirdness matching the regular expression, * " 100.{[de][0-9]}?" where 100 is a statement label * and "." is a continuation character. I'm not sure * such syntax is strictly legal, but Sun3.5's f77 accepts * it and ignores the 100. */ ECHO; } YY_BREAK case 8: # line 89 "d2s.l" case 9: # line 90 "d2s.l" case 10: # line 90 "d2s.l" { show(yytext[0],"REAL"); } YY_BREAK case 11: # line 95 "d2s.l" case 12: # line 95 "d2s.l" { show(yytext[0],"COMPLEX"); } YY_BREAK case 13: # line 100 "d2s.l" case 14: # line 101 "d2s.l" case 15: # line 101 "d2s.l" { register char *p; for (p=yytext; *p; p++) { #ifdef READABLE if (*p == 'd') *p = 'e'; else if (*p == 'D') *p = 'E'; #else /* obtuse -- maybe more efficient */ if (*p == 'd' || *p == 'D') *p += 'e' - 'd' ; #endif } ECHO; } YY_BREAK case 16: # line 117 "d2s.l" { printf("("); } YY_BREAK case 17: # line 121 "d2s.l" { if ( yyleng > 6 ) ECHO; else { char *spname; if (Lookup(yytext,&spname)) show(yytext[0],spname); else ECHO; } } YY_BREAK case 18: # line 133 "d2s.l" case 19: # line 134 "d2s.l" case 20: # line 134 "d2s.l" { ECHO; } YY_BREAK case 21: # line 137 "d2s.l" ECHO; YY_BREAK case YY_STATE_EOF(INITIAL): case YY_STATE_EOF(IN_COMMENT): yyterminate(); case YY_END_OF_BUFFER: { /* amount of text matched not including the EOB char */ int yy_amount_of_matched_text = yy_cp - yytext - 1; /* undo the effects of YY_DO_BEFORE_ACTION */ *yy_cp = yy_hold_char; /* 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 yyinput(). */ if ( yy_c_buf_p <= &yy_current_buffer->yy_ch_buf[yy_n_chars] ) /* this was really a NUL */ { yy_state_type yy_next_state; yy_c_buf_p = yytext + 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 + 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 + YY_MORE_ADJ; yy_act = YY_STATE_EOF((yy_start - 1) / 2); 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 + yy_amount_of_matched_text; yy_current_state = yy_get_previous_state(); yy_cp = yy_c_buf_p; yy_bp = yytext + YY_MORE_ADJ; goto yy_match; case EOB_ACT_LAST_MATCH: yy_c_buf_p = &yy_current_buffer->yy_ch_buf[yy_n_chars]; yy_current_state = yy_get_previous_state(); yy_cp = yy_c_buf_p; yy_bp = yytext + YY_MORE_ADJ; goto yy_find_action; } break; } default: #ifdef FLEX_DEBUG printf( "action # %d\n", yy_act ); #endif YY_FATAL_ERROR( "fatal flex scanner internal error--no action found" ); } } } /* yy_get_next_buffer - try to read in a new buffer * * synopsis * int yy_get_next_buffer(); * * returns a code representing an action * EOB_ACT_LAST_MATCH - * EOB_ACT_CONTINUE_SCAN - continue scanning from current position * EOB_ACT_END_OF_FILE - end of file */ static int yy_get_next_buffer() { register YY_CHAR *dest = yy_current_buffer->yy_ch_buf; register YY_CHAR *source = yytext - 1; /* copy prev. char, too */ register int number_to_move, i; int ret_val; if ( yy_c_buf_p > &yy_current_buffer->yy_ch_buf[yy_n_chars + 1] ) YY_FATAL_ERROR( "fatal flex scanner internal error--end of buffer missed" ); /* try to read more data */ /* first move last chars to start of buffer */ number_to_move = yy_c_buf_p - yytext; for ( i = 0; i < number_to_move; ++i ) *(dest++) = *(source++); if ( yy_current_buffer->yy_eof_status != EOF_NOT_SEEN ) /* don't do the read, it's not guaranteed to return an EOF, * just force an EOF */ yy_n_chars = 0; else { int num_to_read = yy_current_buffer->yy_buf_size - number_to_move - 1; if ( num_to_read > YY_READ_BUF_SIZE ) num_to_read = YY_READ_BUF_SIZE; else if ( num_to_read <= 0 ) YY_FATAL_ERROR( "fatal error - scanner input buffer overflow" ); /* read in more data */ YY_INPUT( (&yy_current_buffer->yy_ch_buf[number_to_move]), yy_n_chars, num_to_read ); } if ( yy_n_chars == 0 ) { if ( number_to_move == 1 ) { ret_val = EOB_ACT_END_OF_FILE; yy_current_buffer->yy_eof_status = EOF_DONE; } else { ret_val = EOB_ACT_LAST_MATCH; yy_current_buffer->yy_eof_status = EOF_PENDING; } } else ret_val = EOB_ACT_CONTINUE_SCAN; yy_n_chars += number_to_move; yy_current_buffer->yy_ch_buf[yy_n_chars] = YY_END_OF_BUFFER_CHAR; yy_current_buffer->yy_ch_buf[yy_n_chars + 1] = YY_END_OF_BUFFER_CHAR; /* yytext begins at the second character in yy_ch_buf; the first * character is the one which preceded it before reading in the latest * buffer; it needs to be kept around in case it's a newline, so * yy_get_previous_state() will have with '^' rules active */ yytext = &yy_current_buffer->yy_ch_buf[1]; return ( ret_val ); } /* yy_get_previous_state - get the state just before the EOB char was reached * * synopsis * yy_state_type yy_get_previous_state(); */ static yy_state_type yy_get_previous_state() { register yy_state_type yy_current_state; register YY_CHAR *yy_cp; register YY_CHAR *yy_bp = yytext; yy_current_state = yy_start; if ( yy_bp[-1] == '\n' ) ++yy_current_state; for ( yy_cp = yytext + YY_MORE_ADJ; yy_cp < yy_c_buf_p; ++yy_cp ) { register YY_CHAR yy_c = (*yy_cp ? yy_ec[*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 = yy_def[yy_current_state]; if ( yy_current_state >= 124 ) yy_c = yy_meta[yy_c]; } yy_current_state = yy_nxt[yy_base[yy_current_state] + 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 ); */ #ifdef YY_USE_PROTOS static yy_state_type yy_try_NUL_trans( register yy_state_type yy_current_state ) #else static yy_state_type yy_try_NUL_trans( yy_current_state ) register yy_state_type yy_current_state; #endif { register int yy_is_jam; register YY_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 = yy_def[yy_current_state]; if ( yy_current_state >= 124 ) yy_c = yy_meta[yy_c]; } yy_current_state = yy_nxt[yy_base[yy_current_state] + yy_c]; yy_is_jam = (yy_current_state == 123); return ( yy_is_jam ? 0 : yy_current_state ); } #ifdef YY_USE_PROTOS static void yyunput( YY_CHAR c, register YY_CHAR *yy_bp ) #else static void yyunput( c, yy_bp ) YY_CHAR c; register YY_CHAR *yy_bp; #endif { register YY_CHAR *yy_cp = yy_c_buf_p; /* undo effects of setting up yytext */ *yy_cp = yy_hold_char; if ( yy_cp < yy_current_buffer->yy_ch_buf + 2 ) { /* need to shift things up to make room */ register int number_to_move = yy_n_chars + 2; /* +2 for EOB chars */ register YY_CHAR *dest = &yy_current_buffer->yy_ch_buf[yy_current_buffer->yy_buf_size + 2]; register YY_CHAR *source = &yy_current_buffer->yy_ch_buf[number_to_move]; while ( source > yy_current_buffer->yy_ch_buf ) *--dest = *--source; yy_cp += dest - source; yy_bp += dest - source; yy_n_chars = yy_current_buffer->yy_buf_size; if ( yy_cp < yy_current_buffer->yy_ch_buf + 2 ) YY_FATAL_ERROR( "flex scanner push-back overflow" ); } if ( yy_cp > yy_bp && yy_cp[-1] == '\n' ) yy_cp[-2] = '\n'; *--yy_cp = c; /* note: the formal parameter *must* be called "yy_bp" for this * macro to now work correctly */ YY_DO_BEFORE_ACTION; /* set up yytext again */ } #ifdef __cplusplus static int yyinput() #else static int input() #endif { int c; YY_CHAR *yy_cp = yy_c_buf_p; *yy_cp = yy_hold_char; if ( *yy_c_buf_p == YY_END_OF_BUFFER_CHAR ) { /* yy_c_buf_p now points to the character we want to return. * If this occurs *before* the EOB characters, then it's a * valid NUL; if not, then we've hit the end of the buffer. */ if ( yy_c_buf_p < &yy_current_buffer->yy_ch_buf[yy_n_chars] ) /* this was really a NUL */ *yy_c_buf_p = '\0'; else { /* need more input */ yytext = yy_c_buf_p; ++yy_c_buf_p; switch ( yy_get_next_buffer() ) { case EOB_ACT_END_OF_FILE: { if ( yywrap() ) { yy_c_buf_p = yytext + YY_MORE_ADJ; return ( EOF ); } YY_NEW_FILE; #ifdef __cplusplus return ( yyinput() ); #else return ( input() ); #endif } break; case EOB_ACT_CONTINUE_SCAN: yy_c_buf_p = yytext + YY_MORE_ADJ; break; case EOB_ACT_LAST_MATCH: #ifdef __cplusplus YY_FATAL_ERROR( "unexpected last match in yyinput()" ); #else YY_FATAL_ERROR( "unexpected last match in input()" ); #endif } } } c = *yy_c_buf_p; yy_hold_char = *++yy_c_buf_p; return ( c ); } #ifdef YY_USE_PROTOS void yyrestart( FILE *input_file ) #else void yyrestart( input_file ) FILE *input_file; #endif { yy_init_buffer( yy_current_buffer, input_file ); yy_load_buffer_state(); } #ifdef YY_USE_PROTOS void yy_switch_to_buffer( YY_BUFFER_STATE new_buffer ) #else void yy_switch_to_buffer( new_buffer ) YY_BUFFER_STATE new_buffer; #endif { if ( yy_current_buffer == new_buffer ) return; if ( yy_current_buffer ) { /* flush out information for old buffer */ *yy_c_buf_p = yy_hold_char; yy_current_buffer->yy_buf_pos = yy_c_buf_p; yy_current_buffer->yy_n_chars = yy_n_chars; } yy_current_buffer = new_buffer; yy_load_buffer_state(); /* we don't actually know whether we did this switch during * EOF (yywrap()) processing, but the only time this flag * is looked at is after yywrap() is called, so it's safe * to go ahead and always set it. */ yy_did_buffer_switch_on_eof = 1; } #ifdef YY_USE_PROTOS void yy_load_buffer_state( void ) #else void yy_load_buffer_state() #endif { yy_n_chars = yy_current_buffer->yy_n_chars; yytext = yy_c_buf_p = yy_current_buffer->yy_buf_pos; yyin = yy_current_buffer->yy_input_file; yy_hold_char = *yy_c_buf_p; } #ifdef YY_USE_PROTOS YY_BUFFER_STATE yy_create_buffer( FILE *file, int size ) #else YY_BUFFER_STATE yy_create_buffer( file, size ) FILE *file; int size; #endif { YY_BUFFER_STATE b; b = (YY_BUFFER_STATE) malloc( 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 = (YY_CHAR *) malloc( (unsigned) (b->yy_buf_size + 2) ); if ( ! b->yy_ch_buf ) YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" ); yy_init_buffer( b, file ); return ( b ); } #ifdef YY_USE_PROTOS void yy_delete_buffer( YY_BUFFER_STATE b ) #else void yy_delete_buffer( b ) YY_BUFFER_STATE b; #endif { if ( b == yy_current_buffer ) yy_current_buffer = (YY_BUFFER_STATE) 0; free( (char *) b->yy_ch_buf ); free( (char *) b ); } #ifdef YY_USE_PROTOS void yy_init_buffer( YY_BUFFER_STATE b, FILE *file ) #else void yy_init_buffer( b, file ) YY_BUFFER_STATE b; FILE *file; #endif { b->yy_input_file = file; /* we put in the '\n' and start reading from [1] so that an * initial match-at-newline will be true. */ b->yy_ch_buf[0] = '\n'; b->yy_n_chars = 1; /* 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[1] = YY_END_OF_BUFFER_CHAR; b->yy_ch_buf[2] = YY_END_OF_BUFFER_CHAR; b->yy_buf_pos = &b->yy_ch_buf[1]; b->yy_eof_status = EOF_NOT_SEEN; } # line 137 "d2s.l"