metreint.h

这是一个C程序分析工具

/*************************************************************
   Copyright (c) 1993-1995 by Paul Long  All rights reserved.
**************************************************************/

/*************************************************************
   metreint.h -   This header file contains #defines,
                  typedefs, and externs that are used
                  exclusively by the parser. The rules
                  code does not need access to these.
**************************************************************/


#ifndef METREINT_H_
#define METREINT_H_

#include <string.h>
#include <stddef.h>
#include "metre.h"

#define metre_version         "2.3"

#define DEFAULT_COMMAND_NAME  "METRE"


/* Sets the object, x, to 0. */
#define ZERO(x)      memset((void *)&x, 0, sizeof x)

/*
   Add defines for new internal error messages here.
   NOTE: 0 is reserved for yyerror() and error messages that YACC generates.
*/
#define E_NO_HEAP                1, "Out of heap space"
#define E_LINE_TYPE              2, "Invalid line type"
#define E_CANT_OPEN_LISTING_FILE 3, "Cannot open listing file"
#define E_CANT_OPEN_COMMAND_FILE 4, "Cannot open command file"
#define E_OVERRAN_INPUT_BUFFER   5, "Overran input buffer"

/* Add defines for new internal warning messages here. */
#define W_CANNOT_OPEN_FILE       0, "Cannot open %s"
#define W_OPTIONS_IGNORED        1, "Extra command-line options ignored"

/*
   Number of typedef symbols that each typedef-symbol block can hold.
   New blocks are allocated on an as-needed basis so that the symbol
   table is not a fixed size.
*/
#define TYPEDEF_SYMBOLS_PER_BLOCK      1000


/* Characters used to identify command-line options. */
#define DEFINE_OPT_CHAR       'D'   /* Translate this identifier. */
#define LISTING_OPT_CHAR      'o'   /* Name of listing file to contain output.*/
#define COPY_INPUT_OPT_CHAR   'C'   /* Copy input to standard out. */
#define SUBST_FILE_OPT_CHAR   'S'   /* Substitute file name. */
#define NO_WARNINGS_OPT_CHAR  'w'   /* Suppress warnings. */
#define HELP_OPT_CHAR         'h'   /* Display brief help. */
#define SCRIPT_FILE_OPT_CHAR  'f'   /* Also get options from file. */

/* (Lex's maximum lexeme length--YYLMAX.) */
#define MAX_DECLARATOR_NAME_LEN 100

/* typedef for IDENTIFIER array. */
typedef char IDENTIFIER[MAX_DECLARATOR_NAME_LEN];


/*
   NOTE: External names that are intended to only be used within the
   parser are mangled somewhat by prepending "mtr_" to reduce the
   possibility of collision between names in rules code and parser code.
   These #defines could all be removed if this is not a concern.
*/


#define mod_decisions   mtr_mod_decisions
#define mod_functions   mtr_mod_functions

extern unsigned mod_decisions;
extern unsigned mod_functions;


#define cmd_line_argc                  mtr_cmd_line_argc
#define cmd_line_argv                  mtr_cmd_line_argv
#define input_file                     mtr_input_file
#define input_file_orig_name           mtr_input_file_orig_name
#define next_cmd_line_file             mtr_next_cmd_line_file
#define next_cmd_line_file_orig_n      mtr_next_cmd_line_file_orig_n
#define column                         mtr_column
#define display_input                  mtr_display_input
#define looking_for_tag                mtr_looking_for_tag

extern int cmd_line_argc;
extern char **cmd_line_argv;
extern FILE *yyin;
extern int yylineno;
extern FILE *yyout;
extern char *input_file;
extern char *input_file_orig_name;
extern unsigned next_cmd_line_file;
extern unsigned next_cmd_line_file_orig_n;
extern BOOLEAN display_input;
extern BOOLEAN looking_for_tag;


#define int_prj      mtr_int_prj
#define int_mod      mtr_int_mod
#define int_lin      mtr_int_lin
#define int_lex      mtr_int_lex

extern PRJ int_prj;
extern MOD int_mod;
extern LIN int_lin;
extern LEX int_lex;


#define get_next_input_file            mtr_get_next_input_file
#define get_next_input_file_orig_name  mtr_get_next_input_file_orig_name
#define typedef_symbol_table_find      mtr_typedef_symbol_table_find
#define init_lex                       mtr_init_lex
#define init_yacc                      mtr_init_yacc
#define fire_prj                       mtr_fire_prj
#define fire_mod                       mtr_fire_mod
#define fire_lin                       mtr_fire_lin
#define fire_lex                       mtr_fire_lex
#define fire_grm                       mtr_fire_grm
#define int_fatal                      mtr_int_fatal

extern char *get_next_input_file(unsigned *p_i);
extern char *get_next_input_file_orig_name(unsigned *p_i);
extern BOOLEAN typedef_symbol_table_find(char *);
extern void init_lex(void);
extern void init_yacc(void);
extern void fire_prj(void);
extern void fire_mod(void);
extern void fire_lin(void);
extern void fire_lex(void);
extern void fire_grm(void);
extern void int_fatal(int, char *, ...);
#ifdef DEBUG_TYPEDEF
extern void typedef_symbol_table_dump(void);
#endif

#endif