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- /* $Id$ */
- /*
- * (c) copyright 1987 by the Vrije Universiteit, Amsterdam, The Netherlands.
- * See the copyright notice in the ACK home directory, in the file "Copyright".
- */
- /* D E F I N I T I O N S F O R T H E L E X I C A L A N A L Y Z E R */
- /* A token from the input stream is represented by an integer,
- called a "symbol", but it may have other information associated
- to it.
- */
- #include <em_arith.h>
- #include "system.h"
- #include "print.h"
- /* the structure of a token: */
- struct token {
- int tok_symb; /* the token itself */
- union {
- arith tok_val; /* numeric values */
- char *tok_str; /* string/filespecifier */
- } tok_data;
- };
- #include "file_info.h"
- #define tk_symb tok_symb
- #define tk_val tok_data.tok_val
- #define tk_str tok_data.tok_str
- extern struct token dot;
- extern int ReplaceMacros; /* "LLlex.c" */
- extern int AccFileSpecifier; /* "LLlex.c" */
- extern int AccDefined; /* "LLlex.c" */
- extern int UnknownIdIsZero; /* "LLlex.c" */
- extern int NoUnstack; /* "input.c" */
- extern int Unstacked; /* "input.c" */
- extern int err_occurred; /* "error.c" */
- #define DOT dot.tk_symb
- #define EOF (-1)
- #include <symbol2str.h>
- struct idf;
- struct token;
- char *string_token(char *nm, int stop_char);
- void skipcomment();
- int GetToken(struct token *ptok);
- void fatal(char *fmt, ...);
- void EnableMacros();
- int replace(struct idf *idef);
- void error(char *fmt, ...);
- int quoted(int c);
- int val_in_base(int c, int base);
- void crash(char *fmt, ...);
- void skipline();
- void warning(char *fmt, ...);
- void PushLex();
- void If_expr(void);
- void PopLex();
- void add_dependency(char *s);
- int skipspaces(int ch, int skipnl);
- void macro_def(struct idf *id, char *text, int nformals, int length, int flags);
- void DoUnstack();
- void init_pp();
- void do_option(char *text);
- void preprocess(char *fn);
- void domacro();
- int rank_of(int oper);
- char *GetIdentifier();
- char **getactuals(struct idf *idef);
- /* External */
- int InsertFile(char *, char **, char **);
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