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This commit is contained in:
Oliver Lehmann 1990-01-23 12:26:05 +00:00
parent d37ea1fff5
commit 03a3431437
1 changed files with 101 additions and 0 deletions
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101
WEGA/contrib/ingres/dbs/src/amx_cc/parser.h Normal file
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/*
** Compiler Definitions
**
** contains the global structures and variable
** declarations needed by the lexical analyzer.
** This includes Manifest constants and certain
** variables for internal communication purposes.
** Therefore, extreme care should be exercised
** when modifying this file.
**
*/
/* CHARACTER TYPES */
# define ALPHA 1
# define NUMBR 2
# define OPATR 3
# define PUNCT 4
# define CNTRL 5
/* C-VAR SYMBOLS */
# define MAXCVAR 255
# if L_ALIGN > 0
# define ODD 03
# endif
# if D_ALIGN > 0
# define ODD 07
# endif
# ifndef ODD
# define ODD 01
# endif
# define NOTYPE -1
# define C_VAR -2
# define C_CONST -4
# define opCHAR 0
# define opINT 1
# define opLONG 2
# ifndef NO_F4
# define opFLT 3
# endif
# define opDOUBLE 4
# define opSTRING 5
# define opAUTO 0
# define opSTATIC 1
# define opEXTERN 2
extern char *TYPE_SPEC[];
extern char *SC_SPEC[];
extern char *CONVERT[];
/* SYMBOL TABLE ENTRY */
struct s_entry
{
struct s_entry *nextsym;
double symbl[1];
};
extern struct s_entry *Symtab;
/* C-VAR TABLE ENTRY */
struct cvartbl
{
int vartype;
char varname[MAXNAME + 1];
};
/* KEYWORD AND OPERATOR TABLE */
struct optab
{
char *term;
int token;
int opcode;
};
typedef struct optab OPTAB;
extern struct optab Optab[]; /* operator table */
extern struct optab Keyword[]; /* keyword table */
extern int Keyent; /* # of entries in the Keyword table */
/* SPECIAL TOKENS FOR SCANNER */
struct special
{
int name;
int sconst;
int bgncmnt;
int endcmnt;
int iconst;
int lconst;
int rconst;
};
extern struct special Tokens; /* special tokens for scanner */
/* DECLARATIONS */
extern int Newline; /* flag to indicate line end */
extern int Line; /* source line counter */
extern int Type_spec; /* type of C-variable */
extern int Lcase; /* UPPER->lower conversion flag */
extern int Compile; /* FALSE for only compilation */
extern int Cvarindex;
extern struct cvartbl Cvartbl[];
extern int Type_spec;