1513 size_t bufflength;  in pcregrep()  local
1539   bufflength = gzread (ingz, main_buffer, bufsize);  in pcregrep()
1548   bufflength = BZ2_bzread(inbz2, main_buffer, bufsize);  in pcregrep()
1549   if ((int)bufflength < 0) return 2;   /* Gotcha: bufflength is size_t; */  in pcregrep()
1557   bufflength = input_line_buffered?  in pcregrep()
1562 endptr = main_buffer + bufflength;  in pcregrep()
1571     memchr(main_buffer, 0, (bufflength > 1024)? 1024 : bufflength) != NULL;  in pcregrep()
1984   if (input_line_buffered && bufflength < (size_t)bufsize)  in pcregrep()
1987     bufflength += add;  in pcregrep()
1996   if (bufflength >= (size_t)bufsize && ptr > main_buffer + 2*bufthird)  in pcregrep()
2013       bufflength = 2*bufthird +  in pcregrep()
2020       bufflength = 2*bufthird +  in pcregrep()
2025     bufflength = 2*bufthird +  in pcregrep()
2029     endptr = main_buffer + bufflength;  in pcregrep()