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Annotation of researchv8dc/cmd/m4/m4.h, revision 1.1.1.1

1.1       root        1: #define EOS    '\0'
                      2: #define LOW7   0177
                      3: #define MAXSYM 5
                      4: #define PUSH   1
                      5: #define NOPUSH 0
                      6: #define OK     0
                      7: #define NOT_OK 1
                      8: 
                      9: #define SPACE  1
                     10: #define DIG    2
                     11: #define ALPH   4
                     12: #define isspace(c)     (type[c]&SPACE)
                     13: #define isdigit(c)     (type[c]&DIG)
                     14: #define isalpha(c)     (type[c]&ALPH)
                     15: #define alphanum(c)    (type[c]&(ALPH|DIG))
                     16: 
                     17: #define        getchr()        (ip>ipflr?*--ip:\
                     18:        ((C=(feof(ifile[ifx])?EOF:getc(ifile[ifx])))=='\n'?(fline[ifx]++,C):C))
                     19: #define        putbak(c)       (ip < ibuflm? (*ip++ = (c)): error(pbmsg,bufsize))
                     20: #define        stkchr(c)       (op < obuflm? (*op++ = (c)): error(aofmsg,bufsize))
                     21: #define sputchr(c,f)   (putc(c,f)=='\n'? lnsync(f): 0)
                     22: #define putchr(c)      (Cp?stkchr(c):cf?(sflag?sputchr(c,cf):putc(c,cf)):0)
                     23: 
                     24: struct bs {
                     25:        int     (*bfunc)();
                     26:        char    *bname;
                     27: };
                     28: 
                     29: struct call {
                     30:        char    **argp;
                     31:        int     plev;
                     32: };
                     33: 
                     34: struct nlist {
                     35:        char    *name;
                     36:        char    *def;
                     37:        char    tflag;
                     38:        struct  nlist *next;
                     39: };
                     40: 
                     41: extern FILE    *cf;
                     42: extern FILE    *ifile[];
                     43: extern FILE    *ofile[];
                     44: extern FILE    *xfopen();
                     45: extern char    **Ap;
                     46: extern char    **argstk;
                     47: extern char    *Wrapstr;
                     48: extern char    **astklm;
                     49: extern char    *calloc();
                     50: extern char    *copy();
                     51: extern char    *fname[];
                     52: extern char    *ibuf;
                     53: extern char    *ibuflm;
                     54: extern char    *ip;
                     55: extern char    *ipflr;
                     56: extern char    *ipstk[10];
                     57: extern char    *obuf;
                     58: extern char    *obuflm;
                     59: extern char    *op;
                     60: extern char    *procnam;
                     61: extern char    *tempname;
                     62: extern char    *token;
                     63: extern char    *toklm;
                     64: extern char    aofmsg[];
                     65: extern char    astkof[];
                     66: extern char    badfile[];
                     67: extern char    fnbuf[];
                     68: extern char    lcom[];
                     69: extern char    lquote[];
                     70: extern char    nocore[];
                     71: extern char    nullstr[];
                     72: extern char    pbmsg[];
                     73: extern char    rcom[];
                     74: extern char    rquote[];
                     75: extern char    type[];
                     76: extern int     C;
                     77: extern int     bufsize;
                     78: extern int     catchsig();
                     79: extern int     fline[];
                     80: extern int     hshsize;
                     81: extern int     hshval;
                     82: extern int     ifx;
                     83: extern int     nflag;
                     84: extern int     ofx;
                     85: extern int     pid;
                     86: extern int     sflag;
                     87: extern int     stksize;
                     88: extern int     sysrval;
                     89: extern int     toksize;
                     90: extern int     trace;
                     91: extern long    ctol();
                     92: extern struct bs       barray[];
                     93: extern struct call     *Cp;
                     94: extern struct call     *callst;
                     95: extern struct nlist    **hshtab;
                     96: extern struct nlist    *install();
                     97: extern struct nlist    *lookup();

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