BSD 3 development

[unix-history] / usr / src / cmd / refer / hunt3.c

# include "refer..c"
getq(v)
       char *v[];
{
# define BSIZ 250
static char buff[BSIZ];
static int eof = 0;
extern char *sinput;
char *p;
int c, n = 0, las = 0;
if (eof) return(-1);
p = buff;
while ( (c = (sinput ? *sinput++ : getchar()) ) > 0)
       {
       if (c== '\n')
               break;
       if (isalpha(c) || isdigit(c))
               {
               if (las==0)
                       {
                       v[n++] = p;
                       las=1;
                       }
               if (las++ <= 6)
                       *p++ = c;
               }
       else
               {
               if (las>0)
                       *p++ = 0;
               las=0;
               }
       }
*p=0;
assert(p<buff+BSIZ);
if (sinput==0 && c<= 0) eof=1;
# if D1
fprintf(stderr, "no. keys %d\n",n);
for(c=0; c<n; c++)
fprintf(stderr, "keys X%sX\n", v[c]);
# endif
return(n);
}