/* A lexical scanner generated by flex */ /* Scanner skeleton version: * $Header: /home/daffy/u0/vern/flex/flex-2.4.7/RCS/flex.skl,v 1.2 94/08/03 11:13:24 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__ #define YY_USE_PROTOS #define YY_USE_CONST #endif /* __STDC__ */ #endif /* ! __cplusplus */ #ifdef __TURBOC__ #define YY_USE_CONST #endif #ifndef YY_USE_CONST #ifndef const #define const #endif #endif #ifdef YY_USE_PROTOS #define YY_PROTO(proto) proto #else #define YY_PROTO(proto) () #endif /* Returned upon end-of-file. */ #define YY_NULL 0 /* Promotes a possibly negative, possibly signed char to an unsigned * integer for use as an array index. If the signed char is negative, * we want to instead treat it as an 8-bit unsigned char, hence the * double cast. */ #define YY_SC_TO_UI(c) ((unsigned int) (unsigned char) c) /* Enter a start condition. This macro really ought to take a parameter, * but we do it the disgusting crufty way forced on us by the ()-less * definition of BEGIN. */ #define BEGIN yy_start = 1 + 2 * /* Translate the current start state into a value that can be later handed * to BEGIN to return to the state. */ #define YY_START ((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". Now included * only for backward compatibility with previous versions of flex. */ #define YY_NEW_FILE yyrestart( yyin ) #define YY_END_OF_BUFFER_CHAR 0 /* Size of default input buffer. */ #define YY_BUF_SIZE 16384 typedef struct yy_buffer_state *YY_BUFFER_STATE; extern int yyleng; extern FILE *yyin, *yyout; #ifdef __cplusplus extern "C" { #endif extern int yywrap YY_PROTO(( void )); #ifdef __cplusplus } #endif #define EOB_ACT_CONTINUE_SCAN 0 #define EOB_ACT_END_OF_FILE 1 #define EOB_ACT_LAST_MATCH 2 /* The funky do-while in the following #define is used to turn the definition * int a single C statement (which needs a semi-colon terminator). This * avoids problems with code like: * * if ( condition_holds ) * yyless( 5 ); * else * do_something_else(); * * Prior to using the do-while the compiler would get upset at the * "else" because it interpreted the "if" statement as being all * done when it reached the ';' after the yyless() call. */ /* Return all but the first 'n' matched characters back to the input stream. */ #define yyless(n) \ do \ { \ /* Undo effects of setting up yytext. */ \ *yy_cp = yy_hold_char; \ yy_c_buf_p = yy_cp = yy_bp + n - YY_MORE_ADJ; \ YY_DO_BEFORE_ACTION; /* set up yytext again */ \ } \ while ( 0 ) #define unput(c) yyunput( c, yytext_ptr ) 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. */ int yy_buf_size; /* Number of characters read into yy_ch_buf, not including EOB * characters. */ int yy_n_chars; /* 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 to try to fill the input buffer when we reach the * end of it. */ int yy_fill_buffer; int yy_buffer_status; #define YY_BUFFER_NEW 0 #define YY_BUFFER_NORMAL 1 /* When an EOF's been seen but there's still some text to process * then we mark the buffer as YY_EOF_PENDING, to indicate that we * shouldn't try reading from the input source any more. We might * still have a bunch of tokens to match, though, because of * possible backing-up. * * When we actually see the EOF, we change the status to "new" * (via yyrestart()), so that the user can continue scanning by * just pointing yyin at a new input file. */ #define YY_BUFFER_EOF_PENDING 2 }; static YY_BUFFER_STATE yy_current_buffer = 0; /* We provide macros for accessing buffer states in case in the * future we want to put the buffer states in a more general * "scanner state". */ #define YY_CURRENT_BUFFER yy_current_buffer /* yy_hold_char holds the character lost when yytext is formed. */ static char yy_hold_char; static int yy_n_chars; /* number of characters read into yy_ch_buf */ int yyleng; /* Points to current character in buffer. */ static char *yy_c_buf_p = (char *) 0; static int yy_init = 1; /* whether we need to initialize */ static int yy_start = 0; /* start state number */ /* Flag which is used to allow yywrap()'s to do buffer switches * instead of setting up a fresh yyin. A bit of a hack ... */ static int yy_did_buffer_switch_on_eof; static void yyunput YY_PROTO(( int c, 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 )); static int yy_start_stack_ptr = 0; static int yy_start_stack_depth = 0; static int *yy_start_stack = 0; static void yy_push_state YY_PROTO(( int new_state )); static void yy_pop_state YY_PROTO(( void )); static int yy_top_state YY_PROTO(( void )); static void *yy_flex_alloc YY_PROTO(( unsigned int )); static void *yy_flex_realloc YY_PROTO(( void *, unsigned int )); static void yy_flex_free YY_PROTO(( void * )); #define yy_new_buffer yy_create_buffer #define INITIAL 0 #define PDT 1 #define PCT 2 #define EMT 3 #define CON 4 typedef unsigned char YY_CHAR; typedef int yy_state_type; FILE *yyin = (FILE *) 0, *yyout = (FILE *) 0; extern char *yytext; #define yytext_ptr yytext #ifndef yytext_ptr static void yy_flex_strncpy YY_PROTO(( char *, const char *, int )); #endif #ifdef __cplusplus static int yyinput YY_PROTO(( void )); #else static int input YY_PROTO(( void )); #endif static yy_state_type yy_get_previous_state YY_PROTO(( void )); static yy_state_type yy_try_NUL_trans YY_PROTO(( yy_state_type current_state )); static int yy_get_next_buffer YY_PROTO(( void )); static void yy_fatal_error YY_PROTO(( const char msg[] )); /* Done after the current pattern has been matched and before the * corresponding action - sets up yytext. */ #define YY_DO_BEFORE_ACTION \ yytext_ptr = yy_bp; \ yyleng = yy_cp - yy_bp; \ yy_hold_char = *yy_cp; \ *yy_cp = '\0'; \ yy_c_buf_p = yy_cp; #define YY_END_OF_BUFFER 25 static const short int yy_accept[116] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 25, 23, 15, 22, 23, 19, 23, 23, 23, 23, 23, 8, 20, 17, 17, 21, 23, 15, 17, 17, 17, 17, 15, 17, 17, 17, 17, 18, 18, 18, 18, 17, 17, 15, 17, 17, 15, 16, 0, 22, 19, 0, 12, 11, 0, 14, 13, 0, 0, 0, 0, 8, 9, 20, 17, 6, 21, 2, 15, 0, 0, 3, 17, 6, 17, 4, 15, 0, 0, 7, 11, 18, 18, 18, 8, 9, 17, 6, 15, 0, 0, 1, 17, 6, 0, 0, 0, 5, 18, 0, 0, 0, 0, 0, 9, 18, 9, 0, 0, 0, 10, 0, 0, 0, 0 } ; static const int yy_ec[256] = { 0, 1, 1, 1, 1, 1, 1, 1, 1, 2, 3, 1, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 5, 6, 1, 1, 1, 1, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 17, 18, 1, 1, 1, 1, 1, 19, 19, 20, 20, 21, 22, 19, 19, 23, 19, 19, 23, 19, 24, 25, 26, 19, 19, 27, 19, 19, 19, 19, 19, 19, 19, 1, 28, 1, 1, 29, 1, 19, 19, 20, 20, 21, 22, 19, 19, 23, 19, 19, 23, 19, 24, 25, 26, 19, 19, 27, 19, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 const int yy_meta[30] = { 0, 1, 2, 3, 4, 1, 5, 1, 1, 1, 1, 1, 1, 5, 5, 5, 6, 7, 1, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 6 } ; static const short int yy_base[129] = { 0, 0, 0, 278, 28, 10, 54, 76, 104, 0, 0, 287, 379, 30, 0, 37, 0, 39, 54, 30, 21, 268, 44, 0, 0, 37, 0, 273, 63, 91, 130, 256, 242, 66, 69, 92, 116, 38, 159, 69, 244, 0, 98, 183, 113, 209, 65, 132, 379, 135, 0, 0, 137, 379, 379, 81, 379, 379, 128, 239, 137, 227, 134, 174, 0, 0, 0, 0, 379, 152, 189, 192, 379, 177, 180, 198, 0, 210, 199, 201, 379, 0, 0, 0, 192, 203, 221, 217, 218, 244, 247, 239, 379, 0, 0, 241, 245, 252, 0, 256, 260, 238, 184, 261, 142, 129, 106, 105, 94, 262, 270, 379, 269, 56, 211, 379, 291, 299, 307, 315, 323, 326, 334, 341, 348, 355, 359, 363, 370 } ; static const short int yy_def[129] = { 0, 115, 1, 1, 1, 1, 1, 1, 7, 1, 1, 115, 115, 115, 116, 115, 117, 118, 119, 115, 115, 115, 115, 120, 121, 121, 122, 115, 123, 124, 124, 121, 121, 125, 121, 121, 121, 36, 115, 126, 126, 126, 127, 127, 128, 115, 45, 115, 115, 115, 116, 117, 118, 115, 115, 119, 115, 115, 115, 115, 115, 115, 115, 115, 120, 121, 121, 122, 115, 123, 123, 115, 115, 30, 30, 121, 121, 125, 115, 115, 115, 126, 38, 126, 126, 126, 126, 43, 43, 128, 128, 115, 115, 45, 45, 115, 115, 115, 121, 126, 115, 115, 115, 115, 115, 115, 126, 126, 115, 115, 115, 115, 115, 115, 115, 0, 115, 115, 115, 115, 115, 115, 115, 115, 115, 115, 115, 115, 115 } ; static const short int yy_nxt[409] = { 0, 12, 13, 14, 15, 16, 17, 18, 19, 12, 12, 12, 12, 20, 21, 12, 22, 12, 23, 24, 25, 24, 25, 24, 24, 24, 24, 24, 26, 24, 28, 31, 47, 48, 49, 61, 32, 62, 27, 49, 48, 49, 53, 58, 59, 54, 60, 29, 30, 29, 30, 29, 29, 29, 29, 29, 33, 56, 61, 66, 62, 57, 76, 65, 66, 69, 48, 49, 77, 48, 49, 79, 114, 34, 35, 36, 35, 34, 34, 34, 37, 34, 38, 84, 56, 85, 80, 94, 57, 39, 40, 41, 94, 71, 79, 42, 43, 42, 43, 42, 42, 42, 42, 42, 83, 42, 44, 65, 72, 80, 109, 83, 83, 83, 66, 89, 48, 49, 79, 66, 65, 107, 107, 45, 46, 45, 46, 45, 45, 45, 45, 45, 71, 80, 47, 48, 49, 49, 48, 49, 53, 75, 59, 54, 60, 105, 65, 72, 61, 96, 62, 59, 74, 60, 69, 48, 49, 74, 105, 65, 52, 52, 53, 52, 52, 81, 52, 52, 52, 52, 52, 52, 82, 82, 82, 82, 52, 52, 82, 82, 82, 82, 82, 82, 82, 82, 82, 52, 82, 83, 63, 71, 115, 115, 71, 97, 83, 83, 83, 73, 110, 79, 73, 79, 73, 88, 72, 73, 86, 72, 88, 91, 77, 48, 49, 83, 80, 84, 80, 85, 111, 98, 83, 83, 83, 87, 92, 114, 93, 93, 93, 93, 93, 93, 93, 93, 93, 86, 87, 87, 87, 91, 99, 63, 87, 87, 89, 48, 49, 91, 115, 115, 102, 96, 103, 95, 92, 95, 101, 102, 86, 103, 100, 104, 92, 104, 76, 104, 105, 106, 111, 108, 107, 108, 96, 102, 109, 103, 109, 111, 113, 75, 113, 68, 63, 114, 110, 115, 27, 115, 115, 112, 50, 50, 115, 50, 50, 50, 50, 50, 51, 51, 115, 51, 51, 51, 51, 51, 52, 52, 52, 52, 52, 52, 52, 52, 55, 55, 55, 55, 55, 55, 55, 55, 64, 64, 115, 64, 64, 64, 64, 64, 65, 115, 65, 67, 67, 115, 67, 67, 67, 67, 67, 70, 70, 70, 115, 115, 115, 70, 73, 115, 115, 115, 73, 73, 73, 78, 78, 78, 115, 115, 115, 78, 83, 83, 115, 83, 87, 87, 115, 87, 90, 90, 90, 115, 115, 115, 90, 11, 115, 115, 115, 115, 115, 115, 115, 115, 115, 115, 115, 115, 115, 115, 115, 115, 115, 115, 115, 115, 115, 115, 115, 115, 115, 115, 115, 115, 115 } ; static const short int yy_chk[409] = { 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, 4, 5, 13, 13, 13, 20, 5, 20, 4, 15, 15, 15, 17, 19, 19, 17, 19, 4, 4, 4, 4, 4, 4, 4, 4, 4, 6, 18, 22, 25, 22, 18, 37, 37, 25, 28, 28, 28, 33, 33, 33, 34, 113, 6, 6, 6, 6, 6, 6, 6, 6, 6, 7, 39, 55, 39, 34, 46, 55, 7, 7, 7, 46, 29, 35, 7, 7, 7, 7, 7, 7, 7, 7, 7, 42, 7, 8, 29, 29, 35, 108, 42, 42, 42, 35, 44, 44, 44, 36, 35, 29, 107, 106, 8, 8, 8, 8, 8, 8, 8, 8, 8, 30, 36, 47, 47, 47, 49, 49, 49, 52, 36, 58, 52, 58, 105, 30, 30, 62, 60, 62, 60, 30, 60, 69, 69, 69, 30, 104, 30, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 43, 63, 70, 70, 70, 71, 63, 43, 43, 43, 73, 102, 78, 74, 79, 73, 43, 70, 74, 84, 71, 43, 45, 77, 77, 77, 45, 78, 85, 79, 85, 114, 75, 45, 45, 45, 45, 45, 114, 45, 45, 45, 45, 45, 45, 45, 45, 45, 86, 45, 87, 88, 91, 86, 61, 87, 88, 89, 89, 89, 90, 90, 90, 101, 95, 101, 59, 91, 95, 96, 96, 40, 96, 95, 97, 90, 97, 32, 99, 97, 99, 103, 100, 99, 100, 109, 103, 100, 103, 109, 110, 112, 31, 112, 27, 21, 112, 110, 11, 3, 0, 0, 110, 116, 116, 0, 116, 116, 116, 116, 116, 117, 117, 0, 117, 117, 117, 117, 117, 118, 118, 118, 118, 118, 118, 118, 118, 119, 119, 119, 119, 119, 119, 119, 119, 120, 120, 0, 120, 120, 120, 120, 120, 121, 0, 121, 122, 122, 0, 122, 122, 122, 122, 122, 123, 123, 123, 0, 0, 0, 123, 124, 0, 0, 0, 124, 124, 124, 125, 125, 125, 0, 0, 0, 125, 126, 126, 0, 126, 127, 127, 0, 127, 128, 128, 128, 0, 0, 0, 128, 115, 115, 115, 115, 115, 115, 115, 115, 115, 115, 115, 115, 115, 115, 115, 115, 115, 115, 115, 115, 115, 115, 115, 115, 115, 115, 115, 115, 115, 115 } ; static yy_state_type yy_last_accepting_state; static 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 char *yytext; /************************************************************************* * * (c) Copyright 1992,1993,1994 by G & A Technical Software, Inc., * 28 Research Drive, Hampton, Virginia, 23666. * * All Rights Reserved. No part of this software or publication may be * reproduced, stored in a retrieval system, or transmitted, in any form * or by any means, electronic, mechanical, photocopying, recording, or * otherwise without the prior written permission of G & A Technical * Software, Inc. * ************************************************************************* * * Filename: s3_lexer.l * * Purpose: Provides the lexical analyser front-end to the S3 grammar parser * s3_parser.y * * Author: John Burton * * Date: 5/31/94 * ************************************************************************* * * Modification History: * * $Log: s3_lexer.l,v $ * Revision 2.1 1994/07/08 17:52:22 jcburt * Updated typedefs, defines and function protypes to allow recursive * parsing of pct files. Enabled use of sub-PDT files and scoping of * datasets. Datasets used in a pct must be defined either in the * associated pdt file or the pdt file associated with the direct * ancestors of the current pct file. * * DataSet functions and subroutines now have an additional parameter * passed to them, indicating the number of parameters passed in the * dataset list, i.e. was: function(DataSet **dl) * now: function(int nargs, DataSet **dl) * Parameters passed to the dataset routines from the PCT level are all * still contained in the dataset list, nargs is during the function or * subroutine call from s3_exec_enode * * Revision 2.0.0.1 1994/06/28 18:48:26 jcburt * S3 Version 2.0 Initial Source * * ************************************************************************* * * Revision Control Information: */ static char rcsid[] = "$Id: s3_lexer.l,v 2.1 1994/07/08 17:52:22 jcburt Exp $"; static char rcsrev[] = "$Revision: 2.1 $"; /************************************************************************* * * Include Files * *************************************************************************/ #include "s3_defines.h" #include "s3_typedefs.h" #include "s3_externals.h" #include "s3_globals.h" #include "s3_parser.tab.h" #include #include "s3_lexer_globals.h" /************************************************************************* * * Defines and Macros * *************************************************************************/ #define MAX_QUEUE 64 #define YY_USER_INIT if(first_pass)\ {\ first_pass = 0;\ switch(parser_start_type) \ { \ case PARSE_CON: \ BEGIN CON; \ return START_CON; \ break; \ case PARSE_EMT: \ BEGIN EMT; \ return START_EMT; \ break; \ case PARSE_PDT: \ BEGIN PDT; \ return START_PDT; \ break; \ case PARSE_PCT: \ BEGIN PCT; \ return START_PCT; \ break; \ }\ } #undef YY_DECL #define YY_DECL int yylex (YYSTYPE *lvalp) /************************************************************************* * * Global Variables and Function Prototypes * *************************************************************************/ extern int yyparse(); typedef struct stack_entry{ ST_entry *entry; YY_BUFFER_STATE state; int tokenpos; int lineno; struct stack_entry *previous; } Stack_Entry; typedef struct { Stack_Entry *top; } Stack_Type; Stack_Type state_stack = {NULL}; ST_entry *state_queue[MAX_QUEUE]; int queue_ptr = 0; int queue_end = 0; static int first_pass = 1; typedef struct { char *name; int ptype; int type; } S3_stmt_type; S3_stmt_type PDT_type[] = { "BYTE", DS, BYTE, "CHAR", DS, CHAR, "STRING", DS, STRING, "INT", DS, INT, "REAL", DS, REAL, "DREAL", DS, DREAL, "COMP", DS, COMP, "DCOMP", DS, DCOMP, "CONST", CT, CONST, "STATIC", SC, STATIC, "GROUP", GP, GROUP }; S3_stmt_type EMT_type[] = { "SPCT", PN, PNODE, "PROC", PR, PROC, "OBJS", OB, OBJS, "LIBS", LB, LIBS }; S3_stmt_type PCT_type[] = { "PN", PN, PNODE, "CF", EN, CFUNC, "CS", EN, CSUBR, "DF", EN, DFUNC, "DS", EN, DSUBR, "FF", EN, FFUNC, "FS", EN, FSUBR, "EOL", EXOL, EXOL, "EOI", EXOI, EXOI }; /* Macros after this point can all be overridden by user definitions in * section 1. */ #ifdef YY_MALLOC_DECL YY_MALLOC_DECL #else #if __STDC__ #ifndef __cplusplus #include #endif #else /* Just try to get by without declaring the routines. This will fail * miserably on non-ANSI systems for which sizeof(size_t) != sizeof(int) * or sizeof(void*) != sizeof(int). */ #endif #endif /* Amount of stuff to slurp up with each read. */ #ifndef YY_READ_BUF_SIZE #define YY_READ_BUF_SIZE 8192 #endif /* Copy whatever the last rule matched to the standard output. */ #ifndef ECHO /* This used to be an fputs(), but since the string might contain NUL's, * we now use fwrite(). */ #define ECHO (void) fwrite( yytext, yyleng, 1, yyout ) #endif /* Gets input and stuffs it into "buf". number of characters read, or YY_NULL, * is returned in "result". */ #ifndef YY_INPUT #define YY_INPUT(buf,result,max_size) \ if ( yy_current_buffer->yy_is_interactive ) \ { \ int c = getc( yyin ); \ result = c == EOF ? 0 : 1; \ buf[0] = (char) c; \ } \ else if ( ((result = fread( buf, 1, max_size, yyin )) == 0) \ && ferror( yyin ) ) \ YY_FATAL_ERROR( "input in flex scanner failed" ); #endif /* No semi-colon after return; correct usage is to write "yyterminate();" - * we don't want an extra ';' after the "return" because that will cause * some compilers to complain about unreachable statements. */ #ifndef yyterminate #define yyterminate() return YY_NULL #endif /* Number of entries by which start-condition stack grows. */ #ifndef YY_START_STACK_INCR #define YY_START_STACK_INCR 25 #endif /* Report a fatal error. */ #ifndef YY_FATAL_ERROR #define YY_FATAL_ERROR(msg) yy_fatal_error( msg ) #endif /* Default declaration of generated scanner - a define so the user can * easily add parameters. */ #ifndef YY_DECL #define YY_DECL int yylex YY_PROTO(( void )) #endif /* Code executed at the beginning of each rule, after yytext and yyleng * have been set up. */ #ifndef YY_USER_ACTION #define YY_USER_ACTION #endif /* Code executed at the end of each rule. */ #ifndef YY_BREAK #define YY_BREAK break; #endif YY_DECL { register yy_state_type yy_current_state; register char *yy_cp, *yy_bp; register int yy_act; if ( yy_init ) { #ifdef YY_USER_INIT YY_USER_INIT; #endif if ( ! yy_start ) yy_start = 1; /* first start state */ if ( ! yyin ) yyin = stdin; if ( ! yyout ) yyout = stdout; if ( yy_current_buffer ) yy_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_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 >= 116 ) 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] != 379 ); 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: *yy_cp = yy_hold_char; /* undo effects of setting up yytext */ yy_c_buf_p = yy_cp -= 1; YY_DO_BEFORE_ACTION; /* set up yytext again */ YY_USER_ACTION { int ndtypes = sizeof(EMT_type) / sizeof(S3_stmt_type); int i,j,len; char *tmp; Tokenpos += yyleng; tmp = strsave(yytext); len = strlen(tmp); for(i=0,j=0;iival = EMT_type[i].type; return (EMT_type[i].ptype); } YY_BREAK case 2: YY_USER_ACTION { Tokenpos += yyleng; return POW;} YY_BREAK case 3: *yy_cp = yy_hold_char; /* undo effects of setting up yytext */ yy_c_buf_p = yy_cp -= 1; YY_DO_BEFORE_ACTION; /* set up yytext again */ YY_USER_ACTION { int ndtypes = sizeof(PDT_type) / sizeof(S3_stmt_type); int i,j,len; char *tmp; Tokenpos += yyleng; tmp = strsave(yytext); len = strlen(tmp); for(i=0,j=0;iival = PDT_type[i].type; return (PDT_type[i].ptype); } YY_BREAK case 4: YY_USER_ACTION { int ndtypes = sizeof(PCT_type) / sizeof(S3_stmt_type); int i,len; char *tmp; Tokenpos += yyleng; lvalp->ival = PNODE; return (PN); } YY_BREAK case 5: YY_USER_ACTION {int ndtypes = sizeof(PCT_type) / sizeof(S3_stmt_type); int i,len; char *tmp; Tokenpos += yyleng; tmp = strsave(yytext); len = strlen(tmp); for(i=0;iival = PCT_type[i].type; return (PCT_type[i].ptype); } YY_BREAK case 6: YY_USER_ACTION { int ndtypes = sizeof(PCT_type) / sizeof(S3_stmt_type); int i,len; char *tmp; Tokenpos += yyleng; tmp = strsave(yytext); len = strlen(tmp); for(i=0;iival = PCT_type[i].type; if((lvalp->ival == FSUBR)||(lvalp->ival == FFUNC)) CaseSensitive = FALSE; else CaseSensitive = TRUE; return (PCT_type[i].ptype); } YY_BREAK case 7: *yy_cp = yy_hold_char; /* undo effects of setting up yytext */ yy_c_buf_p = yy_cp -= 1; YY_DO_BEFORE_ACTION; /* set up yytext again */ YY_USER_ACTION { Tokenpos += yyleng; lvalp->cstr = strsave(yytext); return SLABEL; } YY_BREAK case 8: YY_USER_ACTION { Tokenpos += yyleng; lvalp->ival = atoi(yytext); return IVALUE; } YY_BREAK case 9: YY_USER_ACTION { Tokenpos += yyleng; lvalp->rval = atof(yytext); return RVALUE; } YY_BREAK case 10: YY_USER_ACTION { Tokenpos += yyleng; scanf(yytext,"(%f,%f)",&(lvalp->cval.r),&(lvalp->cval.i)); return CVALUE; } YY_BREAK case 11: YY_USER_ACTION { Tokenpos += yyleng; lvalp->cstr = strsave(yytext+1); lvalp->cstr[strlen(lvalp->cstr)-1] = '\0'; return CHRSTR; } YY_BREAK case 12: *yy_cp = yy_hold_char; /* undo effects of setting up yytext */ yy_c_buf_p = yy_cp -= 1; YY_DO_BEFORE_ACTION; /* set up yytext again */ YY_USER_ACTION { Tokenpos += yyleng; yyerror("Unterminated string - %s",yytext); lvalp->cstr = strsave(yytext+1); lvalp->cstr[strlen(lvalp->cstr)-1] = '\0'; return CHRSTR; } YY_BREAK case 13: YY_USER_ACTION { Tokenpos += yyleng; lvalp->cstr = strsave(yytext+1); lvalp->cstr[strlen(lvalp->cstr)-1] = '\0'; return CHRSTR; } YY_BREAK case 14: *yy_cp = yy_hold_char; /* undo effects of setting up yytext */ yy_c_buf_p = yy_cp -= 1; YY_DO_BEFORE_ACTION; /* set up yytext again */ YY_USER_ACTION { Tokenpos += yyleng; yyerror("Unterminated string - %s",yytext); lvalp->cstr = strsave(yytext+1); lvalp->cstr[strlen(lvalp->cstr)-1] = '\0'; return CHRSTR; } YY_BREAK case 15: YY_USER_ACTION {Tokenpos += yyleng;} /* ignore white space */ YY_BREAK case 16: YY_USER_ACTION { Tokenpos += yyleng; Lineno++; } YY_BREAK case 17: YY_USER_ACTION { /* return symbol pointer */ Tokenpos += yyleng; lvalp->cstr = strsave(yytext); return SYMBOL; } YY_BREAK case 18: YY_USER_ACTION { /* File pathname */ Tokenpos += yyleng; lvalp->cstr = strsave(yytext); return PATHNAME; } YY_BREAK case 19: YY_USER_ACTION { Tokenpos += yyleng; } YY_BREAK case 20: YY_USER_ACTION { Tokenpos += yyleng; return EOS; } YY_BREAK case 21: YY_USER_ACTION { Tokenpos += yyleng; } YY_BREAK case 22: YY_USER_ACTION { Tokenpos = 0; if (Linebuf != NULL) xfree(Linebuf); Lineno++; Linebuf = strsave(yytext); yyless(1); } YY_BREAK case 23: YY_USER_ACTION { Tokenpos += yyleng; return yytext[0];} YY_BREAK case YY_STATE_EOF(EMT): { CaseSensitive = TRUE; BEGIN PDT; yyterminate(); } YY_BREAK case YY_STATE_EOF(PDT): { BEGIN PCT; yyterminate(); } YY_BREAK case YY_STATE_EOF(PCT): { BEGIN PCT; yyterminate(); } YY_BREAK case 24: YY_USER_ACTION ECHO; YY_BREAK case YY_STATE_EOF(INITIAL): case YY_STATE_EOF(CON): yyterminate(); case YY_END_OF_BUFFER: { /* Amount of text matched not including the EOB char. */ int yy_amount_of_matched_text = yy_cp - yytext_ptr - 1; /* Undo the effects of YY_DO_BEFORE_ACTION. */ *yy_cp = yy_hold_char; if ( yy_current_buffer->yy_buffer_status == YY_BUFFER_NEW ) { /* We're scanning a new file or input source. It's * possible that this happened because the user * just pointed yyin at a new source and called * yylex(). If so, then we have to assure * consistency between yy_current_buffer and our * globals. Here is the right place to do so, because * this is the first action (other than possibly a * back-up) that will match for the new input source. */ yy_n_chars = yy_current_buffer->yy_n_chars; yy_current_buffer->yy_input_file = yyin; yy_current_buffer->yy_buffer_status = YY_BUFFER_NORMAL; } /* Note that here we test for yy_c_buf_p "<=" to the position * of the first EOB in the buffer, since yy_c_buf_p will * already have been incremented past the NUL character * (since all states make transitions on EOB to the * end-of-buffer state). Contrast this with the test * in input(). */ if ( yy_c_buf_p <= &yy_current_buffer->yy_ch_buf[yy_n_chars] ) { /* This was really a NUL. */ yy_state_type yy_next_state; yy_c_buf_p = yytext_ptr + yy_amount_of_matched_text; yy_current_state = yy_get_previous_state(); /* Okay, we're now positioned to make the NUL * transition. We couldn't have * yy_get_previous_state() go ahead and do it * for us because it doesn't know how to deal * with the possibility of jamming (and we don't * want to build jamming into it because then it * will run more slowly). */ yy_next_state = yy_try_NUL_trans( yy_current_state ); yy_bp = yytext_ptr + YY_MORE_ADJ; if ( yy_next_state ) { /* Consume the NUL. */ yy_cp = ++yy_c_buf_p; yy_current_state = yy_next_state; goto yy_match; } else { yy_cp = yy_c_buf_p; goto yy_find_action; } } else switch ( yy_get_next_buffer() ) { case EOB_ACT_END_OF_FILE: { yy_did_buffer_switch_on_eof = 0; if ( yywrap() ) { /* Note: because we've taken care in * yy_get_next_buffer() to have set up * yytext, we can now set up * yy_c_buf_p so that if some total * hoser (like flex itself) wants to * call the scanner after we return the * YY_NULL, it'll still work - another * YY_NULL will get returned. */ yy_c_buf_p = yytext_ptr + YY_MORE_ADJ; yy_act = YY_STATE_EOF(YY_START); goto do_action; } else { if ( ! yy_did_buffer_switch_on_eof ) YY_NEW_FILE; } break; } case EOB_ACT_CONTINUE_SCAN: yy_c_buf_p = yytext_ptr + yy_amount_of_matched_text; yy_current_state = yy_get_previous_state(); yy_cp = yy_c_buf_p; yy_bp = yytext_ptr + YY_MORE_ADJ; goto yy_match; case EOB_ACT_LAST_MATCH: yy_c_buf_p = &yy_current_buffer->yy_ch_buf[yy_n_chars]; yy_current_state = yy_get_previous_state(); yy_cp = yy_c_buf_p; yy_bp = yytext_ptr + YY_MORE_ADJ; goto yy_find_action; } break; } default: YY_FATAL_ERROR( "fatal flex scanner internal error--no action found" ); } /* end of action switch */ } /* end of scanning one token */ } /* end of yylex */ /* yy_get_next_buffer - try to read in a new buffer * * Returns a code representing an action: * EOB_ACT_LAST_MATCH - * EOB_ACT_CONTINUE_SCAN - continue scanning from current position * EOB_ACT_END_OF_FILE - end of file */ static int yy_get_next_buffer() { register char *dest = yy_current_buffer->yy_ch_buf; register char *source = yytext_ptr - 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" ); if ( yy_current_buffer->yy_fill_buffer == 0 ) { /* Don't try to fill the buffer, so this is an EOF. */ if ( yy_c_buf_p - yytext_ptr - YY_MORE_ADJ == 1 ) { /* We matched a singled characater, 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 = yy_c_buf_p - yytext_ptr; for ( i = 0; i < number_to_move; ++i ) *(dest++) = *(source++); if ( yy_current_buffer->yy_buffer_status == YY_BUFFER_EOF_PENDING ) /* don't do the read, it's not guaranteed to return an EOF, * just force an EOF */ yy_n_chars = 0; else { int num_to_read = yy_current_buffer->yy_buf_size - number_to_move - 1; while ( num_to_read <= 0 ) { /* Not enough room in the buffer - grow it. */ #ifdef YY_USES_REJECT YY_FATAL_ERROR( "input buffer overflow, can't enlarge buffer because scanner uses REJECT" ); #else /* just a shorter name for the current buffer */ YY_BUFFER_STATE b = yy_current_buffer; int yy_c_buf_p_offset = yy_c_buf_p - b->yy_ch_buf; b->yy_buf_size *= 2; b->yy_ch_buf = (char *) yy_flex_realloc( (void *) b->yy_ch_buf, b->yy_buf_size ); if ( ! b->yy_ch_buf ) YY_FATAL_ERROR( "fatal error - scanner input buffer overflow" ); yy_c_buf_p = &b->yy_ch_buf[yy_c_buf_p_offset]; num_to_read = yy_current_buffer->yy_buf_size - number_to_move - 1; #endif } if ( num_to_read > YY_READ_BUF_SIZE ) num_to_read = YY_READ_BUF_SIZE; /* Read in more data. */ YY_INPUT( (&yy_current_buffer->yy_ch_buf[number_to_move]), yy_n_chars, num_to_read ); } if ( yy_n_chars == 0 ) { if ( number_to_move - YY_MORE_ADJ == 1 ) { ret_val = EOB_ACT_END_OF_FILE; yyrestart( yyin ); } else { ret_val = EOB_ACT_LAST_MATCH; yy_current_buffer->yy_buffer_status = YY_BUFFER_EOF_PENDING; } } else ret_val = EOB_ACT_CONTINUE_SCAN; yy_n_chars += number_to_move; yy_current_buffer->yy_ch_buf[yy_n_chars] = YY_END_OF_BUFFER_CHAR; yy_current_buffer->yy_ch_buf[yy_n_chars + 1] = YY_END_OF_BUFFER_CHAR; /* yytext 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_ptr = &yy_current_buffer->yy_ch_buf[1]; return ret_val; } /* yy_get_previous_state - get the state just before the EOB char was reached */ static yy_state_type yy_get_previous_state() { register yy_state_type yy_current_state; register char *yy_cp; register char *yy_bp = yytext_ptr; yy_current_state = yy_start; if ( yy_bp[-1] == '\n' ) ++yy_current_state; for ( yy_cp = yytext_ptr + YY_MORE_ADJ; yy_cp < yy_c_buf_p; ++yy_cp ) { register YY_CHAR yy_c = (*yy_cp ? yy_ec[YY_SC_TO_UI(*yy_cp)] : 1); 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 >= 116 ) 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 ); */ #ifdef YY_USE_PROTOS static yy_state_type yy_try_NUL_trans( yy_state_type yy_current_state ) #else static yy_state_type yy_try_NUL_trans( yy_current_state ) yy_state_type yy_current_state; #endif { register int yy_is_jam; register 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 >= 116 ) 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 == 115); return yy_is_jam ? 0 : yy_current_state; } #ifdef YY_USE_PROTOS static void yyunput( int c, register char *yy_bp ) #else static void yyunput( c, yy_bp ) int c; register char *yy_bp; #endif { register char *yy_cp = yy_c_buf_p; /* undo effects of setting up yytext */ *yy_cp = yy_hold_char; if ( yy_cp < yy_current_buffer->yy_ch_buf + 2 ) { /* need to shift things up to make room */ /* +2 for EOB chars. */ register int number_to_move = yy_n_chars + 2; register char *dest = &yy_current_buffer->yy_ch_buf[ yy_current_buffer->yy_buf_size + 2]; register char *source = &yy_current_buffer->yy_ch_buf[number_to_move]; while ( source > yy_current_buffer->yy_ch_buf ) *--dest = *--source; yy_cp += 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 = (char) 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_c_buf_p = yy_hold_char; if ( *yy_c_buf_p == YY_END_OF_BUFFER_CHAR ) { /* yy_c_buf_p now points to the character we want to return. * If this occurs *before* the EOB characters, then it's a * valid NUL; if not, then we've hit the end of the buffer. */ if ( yy_c_buf_p < &yy_current_buffer->yy_ch_buf[yy_n_chars] ) /* This was really a NUL. */ *yy_c_buf_p = '\0'; else { /* need more input */ yytext_ptr = 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_ptr + YY_MORE_ADJ; return EOF; } YY_NEW_FILE; #ifdef __cplusplus return yyinput(); #else return input(); #endif } case EOB_ACT_CONTINUE_SCAN: yy_c_buf_p = yytext_ptr + 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 = *(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; } #ifdef YY_USE_PROTOS void yyrestart( FILE *input_file ) #else void yyrestart( input_file ) FILE *input_file; #endif { if ( ! yy_current_buffer ) yy_current_buffer = yy_create_buffer( yyin, YY_BUF_SIZE ); yy_init_buffer( yy_current_buffer, input_file ); yy_load_buffer_state(); } #ifdef YY_USE_PROTOS void yy_switch_to_buffer( YY_BUFFER_STATE new_buffer ) #else void yy_switch_to_buffer( new_buffer ) YY_BUFFER_STATE new_buffer; #endif { if ( yy_current_buffer == new_buffer ) return; if ( yy_current_buffer ) { /* Flush out information for old buffer. */ *yy_c_buf_p = yy_hold_char; yy_current_buffer->yy_buf_pos = yy_c_buf_p; yy_current_buffer->yy_n_chars = yy_n_chars; } yy_current_buffer = new_buffer; yy_load_buffer_state(); /* We don't actually know whether we did this switch during * EOF (yywrap()) processing, but the only time this flag * is looked at is after yywrap() is called, so it's safe * to go ahead and always set it. */ yy_did_buffer_switch_on_eof = 1; } #ifdef YY_USE_PROTOS void yy_load_buffer_state( void ) #else void yy_load_buffer_state() #endif { yy_n_chars = yy_current_buffer->yy_n_chars; yytext_ptr = yy_c_buf_p = yy_current_buffer->yy_buf_pos; yyin = yy_current_buffer->yy_input_file; yy_hold_char = *yy_c_buf_p; } #ifdef YY_USE_PROTOS YY_BUFFER_STATE yy_create_buffer( FILE *file, int size ) #else YY_BUFFER_STATE yy_create_buffer( file, size ) FILE *file; int size; #endif { YY_BUFFER_STATE b; b = (YY_BUFFER_STATE) yy_flex_alloc( sizeof( struct yy_buffer_state ) ); if ( ! b ) YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" ); b->yy_buf_size = size; /* yy_ch_buf has to be 2 characters longer than the size given because * we need to put in 2 end-of-buffer characters. */ b->yy_ch_buf = (char *) yy_flex_alloc( b->yy_buf_size + 2 ); if ( ! b->yy_ch_buf ) YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" ); 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; yy_flex_free( (void *) b->yy_ch_buf ); yy_flex_free( (void *) 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_is_interactive = file ? isatty( fileno(file) ) : 0; b->yy_fill_buffer = 1; b->yy_buffer_status = YY_BUFFER_NEW; } #ifdef YY_USE_PROTOS static void yy_push_state( int new_state ) #else static void yy_push_state( new_state ) int new_state; #endif { if ( yy_start_stack_ptr >= yy_start_stack_depth ) { int new_size; yy_start_stack_depth += YY_START_STACK_INCR; new_size = yy_start_stack_depth * sizeof( int ); if ( ! yy_start_stack ) yy_start_stack = (int *) yy_flex_alloc( new_size ); else yy_start_stack = (int *) yy_flex_realloc( (void *) yy_start_stack, new_size ); if ( ! yy_start_stack ) YY_FATAL_ERROR( "out of memory expanding start-condition stack" ); } yy_start_stack[yy_start_stack_ptr++] = YY_START; BEGIN(new_state); } static void yy_pop_state() { if ( --yy_start_stack_ptr < 0 ) YY_FATAL_ERROR( "start-condition stack underflow" ); BEGIN(yy_start_stack[yy_start_stack_ptr]); } static int yy_top_state() { return yy_start_stack[yy_start_stack_ptr - 1]; } #ifdef YY_USE_PROTOS static void yy_fatal_error( const char msg[] ) #else static void yy_fatal_error( msg ) char msg[]; #endif { (void) fprintf( stderr, "%s\n", msg ); exit( 1 ); } /* Redefine yyless() so it works in section 3 code. */ #undef yyless #define yyless(n) \ do \ { \ /* Undo effects of setting up yytext. */ \ yytext[yyleng] = yy_hold_char; \ yy_c_buf_p = yytext + n - YY_MORE_ADJ; \ yy_hold_char = *yy_c_buf_p; \ *yy_c_buf_p = '\0'; \ yyleng = n; \ } \ while ( 0 ) /* Internal utility routines. */ #ifndef yytext_ptr #ifdef YY_USE_PROTOS static void yy_flex_strncpy( char *s1, const char *s2, int n ) #else static void yy_flex_strncpy( s1, s2, n ) char *s1; const char *s2; int n; #endif { register int i; for ( i = 0; i < n; ++i ) s1[i] = s2[i]; } #endif #ifdef YY_USE_PROTOS static void *yy_flex_alloc( unsigned int size ) #else static void *yy_flex_alloc( size ) unsigned int size; #endif { return (void *) malloc( size ); } #ifdef YY_USE_PROTOS static void *yy_flex_realloc( void *ptr, unsigned int size ) #else static void *yy_flex_realloc( ptr, size ) void *ptr; unsigned int size; #endif { return (void *) realloc( ptr, size ); } #ifdef YY_USE_PROTOS static void yy_flex_free( void *ptr ) #else static void yy_flex_free( ptr ) void *ptr; #endif { free( ptr ); } /************************************************************************* * * Module: s3_push_stack_entry * * Description: Adds a pct file to the parsing stack. * * Syntax: s3_push_stack_entry(stack_entry *entry) * * Inputs: *entry: Pointer to the stack entry * * Outputs: Adds entry to the global variable state_stack * * Returns: * * Modules Called: * *************************************************************************/ void s3_push_stack_entry(Stack_Entry *entry) { entry->previous = state_stack.top; state_stack.top = entry; } /************************************************************************* * * Module: s3_pop_stack_entry * * Description: Removes a pct file from the parsing stack. * * Syntax: s3_pop_stack_entry() * * Inputs: * * Outputs: Removes entry from the global variable state_stack * * Returns: The stack entry at the top of the stack * * Modules Called: * *************************************************************************/ Stack_Entry *s3_pop_stack_entry() { Stack_Entry *tmp; tmp = state_stack.top; state_stack.top = tmp->previous; return tmp; } /************************************************************************* * * Module: s3_parse_warning * * Description: Displays a parser warning message to stderr giving the * line number and text of the offending line. Warnings * are not fatal and parsing continues. Increments the * global variable parse_warning_count. * * Syntax: s3_parse_warning(va_list) * * Inputs: va_list: A variable argument list typically containing * a format string and various data to be displayed * (similar to a printf statement) * * Outputs: Displays error message on stderr. * * Returns: * * Modules Called: * *************************************************************************/ /* VARARGS */ void s3_parse_warning(va_alist) va_dcl { va_list ap; char *fmt,*tmp; int type; va_start(ap); fmt = va_arg(ap, char *); fprintf(fperr,"\n%s: Line number %d: ", currentfilename,Lineno); vfprintf(fperr,fmt, ap); fprintf(fperr,"\n%s\n",Linebuf); fprintf(fperr,"%*s\n",1+Tokenpos,"^"); fprintf(fperr,"\n"); va_end(ap); parse_warning_count++; } /************************************************************************* * * Module: s3_parse_error * * Description: Displays a parser error message to stderr giving the * line number and text of the offending line. Errors * are fatal and parsing halts. * * Syntax: s3_parse_error(va_list) * * Inputs: va_list: A variable argument list typically containing * a format string and various data to be displayed * (similar to a printf statement) * * Outputs: Displays error message on stderr. * * Returns: * * Modules Called: * *************************************************************************/ void s3_parse_error(va_alist) va_dcl { va_list ap; char *fmt,*tmp; int type; va_start(ap); sprintf(tmp,"this is a test...testing...testing...\n"); fmt = va_arg(ap, char *); fprintf(fperr,"\n%s: Line number %d: ", currentfilename,Lineno); vfprintf(fperr,fmt, ap); fprintf(fperr,"\n%s\n",Linebuf); fprintf(fperr,"%*s\n",1+Tokenpos,"^"); fprintf(fperr, "\n"); va_end(ap); exit(1); } /************************************************************************* * * Module: s3_parse_control_file * * Description: Parses and S3 control file to initialize datasets. * * Syntax: s3_parse_control_file(char *filename) * * Inputs: *filename: character string containing the name of * control file to be parsed. * * Outputs: * * Returns: Number of parser warnings encountered * * Modules Called: * *************************************************************************/ int s3_parse_control_file(char *filename) { int i; if((yyin = fopen(filename,"r")) == NULL) s3_error(SYS,"Cannot open control file %s",filename); parser_start_type = PARSE_CON; if(currentfilename != NULL) xfree(currentfilename); currentfilename = strsave(filename); Lineno = 1; Tokenpos = 0; first_pass = 1; yy_init = 1; yyparse(); return (parse_warning_count); } /************************************************************************* * * Module: s3_parse_emt_file * * Description: Initiates parsing of an EMT (executable module definition) * file. * * Syntax: s3_parse_emt_file(char *filename) * * Inputs: *filename: character string containing the name of the * EMT file to be parsed. * * Outputs: * * Returns: Number of parser warnings encountered * * Modules Called: * *************************************************************************/ EMT_struct *s3_parse_emt_file(char *filename) { emt_info = (EMT_struct *)xmalloc(sizeof(EMT_struct)); emt_info = (EMT_struct *)memset(emt_info,0,sizeof(EMT_struct)); if((yyin = fopen(filename,"r")) == NULL) s3_error(SYS,"Cannot open EMT file %s",filename); parser_start_type = PARSE_EMT; if(currentfilename != NULL) xfree(currentfilename); currentfilename = strsave(filename); Lineno = 1; Tokenpos = 0; first_pass = 1; yy_init = 1; yyparse(); if(parse_warning_count > 0) return NULL; else return emt_info; } /************************************************************************* * * Module: s3_parse_pdt_file * * Description: Initiates the parsing of a PDT (parameter definition * table) file . * * Syntax: s3_parse_pdt_file(char *filename) * * Inputs: *filename: A character string containing the name of * the PDT file to be parsed. * * Outputs: * * Returns: A pointer to the pdt_info data structure * * Modules Called: * *************************************************************************/ PDT_struct *s3_parse_pdt_file(char *filename) { pdt_info = (PDT_struct *)xmalloc(sizeof(PDT_struct)); pdt_info = (PDT_struct *)memset(pdt_info,0,sizeof(PDT_struct)); if((yyin = fopen(filename,"r")) == NULL) s3_error(SYS,"Cannot open PDT file %s",filename); parser_start_type = PARSE_PDT; if(currentfilename != NULL) xfree(currentfilename); currentfilename = strsave(filename); Lineno = 1; Tokenpos = 0; first_pass = 1; yy_init = 1; yyparse(); if(parse_warning_count > 0) return NULL; else return pdt_info; } /************************************************************************* * * Module: s3_parse_pct_file * * Description: Initiates parsing of a PCT (process control table) * file. * * Syntax: s3_parse_pct_file(char *filename) * * Inputs: *filename: A character string containing the name of * the PCT file to be parsed. * * Outputs: * * Returns: A pointer to the pct_info data structure. * * Modules Called: * *************************************************************************/ PCT_struct *s3_parse_pct_file(char *filename,int Static) { ST_entry *entry; char *basename,*ptr; pct_info = (PCT_struct *)xmalloc(sizeof(PCT_struct)); pct_info = (PCT_struct *)memset(pct_info,0,sizeof(PCT_struct)); pct_info->pct_list = (ST_entry **)xrealloc(NULL,sizeof(ST_entry *)); basename = strsave(filename); ptr = strstr(basename,".pct"); *ptr = '\0'; if(!Static) s3_setup_pnode(basename,filename); entry = s3_get_symbol(basename); entry->pn.parsed = TRUE; current_pct = entry; main_pnode = (Pnode *)current_pct; pct_info->main_pct = entry; pct_info->pct_list[0] = entry; pct_info->npct = 1; parser_start_type = PARSE_PCT; Lineno = 1; Tokenpos = 0; first_pass = 1; yy_init = 1; queue_ptr = 0; if(currentfilename != NULL) xfree(currentfilename); currentfilename = strsave(entry->pn.filename); if((yyin = fopen(currentfilename,"r")) == NULL) s3_error(SYS,"Cannot open PCT file %s",currentfilename); yyrestart(yyin); yyparse(); if(parse_warning_count > 0) return NULL; else return pct_info; } /************************************************************************* * * Module: s3_parse_sub_pdt_file * * Description: Initiates the parsing of a PDT (parameter definition * table) file . * * Syntax: s3_parse_sub_pdt_file(char *filename) * * Inputs: *filename: A character string containing the name of * the PDT file to be parsed. * * Outputs: * * Returns: A pointer to the pdt_info data structure * * Modules Called: * *************************************************************************/ void s3_parse_sub_pdt_file(char *filename) { if((yyin = fopen(filename,"r")) != NULL) { parser_start_type = PARSE_PDT; if(currentfilename != NULL) xfree(currentfilename); currentfilename = strsave(filename); Lineno = 1; Tokenpos = 0; first_pass = 1; yy_init = 1; parser_start_type = PARSE_PDT; yy_switch_to_buffer(yy_create_buffer(yyin,YY_BUF_SIZE)); yyparse(); yy_delete_buffer(YY_CURRENT_BUFFER); } } /************************************************************************* * * Module: s3_parse_sub_pct_file * * Description: Initiates parsing of a PCT (process control table) * file. * * Syntax: s3_parse_pct_file(char *filename) * * Inputs: *filename: A character string containing the name of * the PCT file to be parsed. * * Outputs: * * Returns: A pointer to the pct_info data structure. * * Modules Called: * *************************************************************************/ void s3_parse_sub_pct(ST_entry *entry) { char *pdtname,*ptr; Stack_Entry *st; ST_entry **table; if (!entry->pn.parsed) { st = (Stack_Entry *)xmalloc(sizeof(Stack_Entry)); st->entry = current_pct; st->state = YY_CURRENT_BUFFER; st->lineno = Lineno; st->tokenpos = Tokenpos; s3_push_stack_entry(st); table = s3_create_symbol_table(); s3_push_symbol_table(table); entry->pn.symbol_table = table; entry->pn.parsed = TRUE; pct_info->pct_list = (ST_entry **)xrealloc(pct_info->pct_list, (pct_info->npct+1)*sizeof(ST_entry *)); pct_info->pct_list[pct_info->npct] = entry; pct_info->npct++; pdtname = strsave2(entry->pn.name,".pdt"); s3_parse_sub_pdt_file(pdtname); if(currentfilename != NULL) xfree(currentfilename); currentfilename = strsave(entry->pn.filename); if((yyin = fopen(currentfilename,"r")) == NULL) s3_error(SYS,"Cannot open PCT file %s",currentfilename); yy_switch_to_buffer(yy_create_buffer(yyin,YY_BUF_SIZE)); current_pct = entry; Lineno = 1; Tokenpos = 0; first_pass = 1; yy_init = 1; parser_start_type = PARSE_PCT; yyparse(); s3_pop_symbol_table(); st = s3_pop_stack_entry(); yy_delete_buffer(YY_CURRENT_BUFFER); yy_switch_to_buffer(st->state); current_pct = st->entry; Lineno = st->lineno; Tokenpos = st->tokenpos; xfree(st); } } int yywrap() { return 1; }