1File: PREPROC.H                                                           Page       1
     1   /*
     2   	Copyright 1982
     3   	Alcyon Corporation
     4   	8716 Production Ave.
     5   	San Diego, Ca.  92121
     6   */
     7   #include <stdio.h>
     8   #include <klib.h>
     9   #include "icode.h"
    10   #include "machine.h"
    11   	/*cexpr operators*/
    12   #define EOF		0
    13   #define SUB		1
    14   #define ADD		2
    15   #define NOT		3
    16   #define NEG		4
    17   #define LPAREN	5
    18   #define RPAREN	6
    19   #define QMARK	7
    20   #define COLON	8
    21   #define OR		9
    22   #define AND		10
    23   #define XOR		11
    24   #define EQUAL	12
    25   #define NEQUAL	13
    26   #define LESS	14
    27   #define LSEQUAL	15
    28   #define GREAT	16
    29   #define GREQUAL	17
    30   #define LSHIFT	18
    31   #define RSHIFT	19
    32   #define MULT	20
    33   #define DIV		21
    34   #define MOD		22
    35   #define	COMPL	23
    36   #define	CONST	24
    37   #define	LASTOP	COMPL					/*up to here used by cexpr*/
    38   #define	SQUOTE	25
    39   #define	DQUOTE	26
    40   #define	ANYC	27
    41   #define	BADC	28
    42   #define	COMMA	29
    43   #define	NEWL	30
    44   #define	POUND	31
    45   #define	ALPHA	32
    46   #define	DIGIT	33
    47   #define	BSLASH	34
    48   #define	WHITE	35
    49   #define BUFSIZE	512
    50   #define	LINESIZE	512
    51   #define	ARG			-1
    52   #define	NEWLABEL	-2
    53   #define	LABEL		-3
    54   #define	NOARGS		-4
    55   #define	MAXARGS		60
    56   #define	ARGBSIZE	1000
    57   #define	TOKSIZE	300				/*BUG 4/20/82 was 128*/
    58   #define	DEFSIZE	1024
    59   #define PBSIZE	1000
1File: PREPROC.H                                                           Page       2
    60   #define	DEFINE	1
    61   #define	UNDEF	2
    62   #define	INCLUDE	3
    63   #define	IFDEF	4
    64   #define	IFNDEF	5
    65   #define	ELSE	6
    66   #define	ENDIF	7
    67   #define	IF		8
    68   #define	SKIP	0
    69   #define	NOSKIP	1
    70   #define	SOH		'\01'
    71   #define	SSIZE	8
    72   #define	HSIZE	517		/* 3.4 made prime */
    73   #define	FSTACK	10
    74    
    75   #define TRUE	1
    76   #define FALSE	0
    77   #define NDEFS	20
    78    
    79   struct symbol {
    80   	char s_name[SSIZE];
    81   	char *s_def;
    82   } symtab[HSIZE];
    83    
    84   	/*buffered I/O structure*/
    85   struct ibuf {
    86   	int fd;
    87   	int nc;
    88   	char *bp;
    89   	char buffer[BUFSIZE];
    90   } outbuf;
    91    
    92   	/* command line define structure */
    93   struct defstruc {
    94   	char *ptr;
    95   	char *value;
    96   } defs[NDEFS];
    97    
    98   struct stackstruc {	/* [vlh] */
    99   	int ifd;
   100   	char ifile[13];
   101   	int lineno;
   102   	struct ibuf inbuf;
   103   } filestack[FSTACK], *filep;		/* stack of incl files, ptr to... */
   104    
   105   #ifdef BULLSHIT				/* Bullshit, bullshit, bullshit!!!*/
   106   #ifdef VERSADOS
   107   #define NONEST	1
   108   #define NOFORKS	1
   109   #endif
   110    
   111   #ifdef VMS
   112   #define NONEST	1
   113   #endif
   114    
   115   #ifdef NONEST
   116   struct ibuf holdbuf;	/* alternate buffer, hold main file info */
   117   #endif
   118   #endif
1File: PREPROC.H                                                           Page       3
   119    
   120   int mfail;							/*macro error flag*/
   121   int skip;							/*skipping current line*/
   122   char *defap;						/*pointer to available define area*/
   123   char *defp;							/*pointer to next avail define byte*/
   124   int defcount;						/*bytes left in define area*/
   125   int defused;						/*number of bytes used in define area*/
   126   int defmax;							/*maximum define area used*/
   127   int pflag;
   128   int asflag;
   129    
   130   	/*line to output after macro substitution*/
   131   char line[LINESIZE+2];				/*line buffer*/
   132   char *linep;						/*current line pointer*/
   133   int loverflow;						/*line overflow flag*/
   134   int lineno;
   135    
   136   	/*push back buffer*/
   137   char pbbuf[PBSIZE];					/*push back buffer*/
   138   char *pbp;							/*push back pointer*/
   139   int pbflag;							/*checks for recursive definition*/
   140    
   141   char null[];						/*used for undef'd symbols*/
   142    
   143   char *lookup();
   144   #ifdef	BULLSHIT
   145   char *maketemp();
   146   char *setend();
   147   char *makecopy();
   148   #endif
   149   char *sbrk();
   150   struct symbol *getsp();