diplodocus.org Git - nmh/blob - docs/historical/mh-6.8.5/sbr/cpydata.c

   1 /* cpydata.c - copy from one fd to another */
   2
   3 #include "../h/mh.h"
   4 #include <stdio.h>
   5
   6
   7 void cpydata (in, out, ifile, ofile)
   8 register int    in,
   9                 out;
  10 register char  *ifile,
  11                *ofile;
  12 {
  13     register int    i;
  14     char    buffer[BUFSIZ];
  15
  16     while ((i = read (in, buffer, sizeof buffer)) > 0)
  17         if (write (out, buffer, i) != i)
  18             adios (ofile, "error writing");
  19
  20     if (i == NOTOK)
  21         adios (ifile, "error reading");
  22 }