2.9BSD - /usr/src/cmd/mip/xdefs.c

   1: # include "mfile1"
   2: 
   3: /*	communication between lexical routines	*/
   4: 
   5: char    ftitle[100] = "";       /* title of the file */
   6: int lineno;     /* line number of the input file */
   7: 
   8: CONSZ lastcon;  /* the last constant read by the lexical analyzer */
   9: double dcon;   /* the last double read by the lexical analyzer */
  10: 
  11: 
  12: /*	symbol table maintainence */
  13: 
  14: struct symtab stab[SYMTSZ+1];  /* one extra slot for scratch */
  15: 
  16: int curftn;  /* "current" function */
  17: int ftnno;  /* "current" function number */
  18: 
  19: int curclass,     /* current storage class */
  20:     instruct,   /* "in structure" flag */
  21:     stwart,     /* for accessing names which are structure members or names */
  22:     blevel,     /* block level: 0 for extern, 1 for ftn args, >=2 inside function */
  23:     curdim;     /* current offset into the dimension table */
  24: 
  25: int dimtab[ DIMTABSZ ];
  26: 
  27: int paramstk[ PARAMSZ ];  /* used in the definition of function parameters */
  28: int paramno;      /* the number of parameters */
  29: int autooff,    /* the next unused automatic offset */
  30:     argoff, /* the next unused argument offset */
  31:     strucoff;   /*  the next structure offset position */
  32: int regvar;     /* the next free register for register variables */
  33: int minrvar;    /* the smallest that regvar gets witing a function */
  34: OFFSZ   inoff;      /* offset of external element being initialized */
  35: int brkflag = 0;    /* complain about break statements not reached */
  36: 
  37: struct sw swtab[SWITSZ];  /* table for cases within a switch */
  38: struct sw *swp;  /* pointer to next free entry in swtab */
  39: int swx;  /* index of beginning of cases for current switch */
  40: 
  41: /* debugging flag */
  42: int xdebug = 0;
  43: 
  44: int strflg;  /* if on, strings are to be treated as lists */
  45: 
  46: int reached;    /* true if statement can be reached... */
  47: 
  48: int idname; /* tunnel to buildtree for name id's */
  49: 
  50: 
  51: NODE node[TREESZ];
  52: 
  53: int cflag = 0;  /* do we check for funny casts */
  54: int hflag = 0;  /* do we check for various heuristics which may indicate errors */
  55: int pflag = 0;  /* do we check for portable constructions */
  56: 
  57: int brklab;
  58: int contlab;
  59: int flostat;
  60: int retlab = NOLAB;
  61: int retstat;
  62: 
  63: /* save array for break, continue labels, and flostat */
  64: 
  65: int asavbc[BCSZ];
  66: int *psavbc = asavbc ;
  67: 
  68: static char *
  69: ccnames[] = { /* names of storage classes */
  70:     "SNULL",
  71:     "AUTO",
  72:     "EXTERN",
  73:     "STATIC",
  74:     "REGISTER",
  75:     "EXTDEF",
  76:     "LABEL",
  77:     "ULABEL",
  78:     "MOS",
  79:     "PARAM",
  80:     "STNAME",
  81:     "MOU",
  82:     "UNAME",
  83:     "TYPEDEF",
  84:     "FORTRAN",
  85:     "ENAME",
  86:     "MOE",
  87:     "UFORTRAN",
  88:     "USTATIC",
  89:     };
  90: 
  91: char * scnames( c ) register c; {
  92:     /* return the name for storage class c */
  93:     static char buf[12];
  94:     if( c&FIELD ){
  95:         sprintf( buf, "FIELD[%d]", c&FLDSIZ );
  96:         return( buf );
  97:         }
  98:     return( ccnames[c] );
  99:     }

Defined functions

Defined variables