4.3BSD - /usr/src/usr.lib/libpc/READC.c

   1: /* Copyright (c) 1979 Regents of the University of California */
   2: 
   3: static char sccsid[] = "@(#)READC.c 1.2 6/10/81";
   4: 
   5: #include "h00vars.h"
   6: 
   7: char
   8: READC(curfile)
   9: 
  10:     register struct iorec   *curfile;
  11: {
  12:     char            data;
  13: 
  14:     if (curfile->funit & FWRITE) {
  15:         ERROR("%s: Attempt to read, but open for writing\n",
  16:             curfile->pfname);
  17:         return;
  18:     }
  19:     IOSYNC(curfile);
  20:     if (curfile->funit & EOFF) {
  21:         ERROR("%s: Tried to read past end of file\n", curfile->pfname);
  22:         return;
  23:     }
  24:     curfile->funit |= SYNC;
  25:     return *curfile->fileptr;
  26: }

Defined functions

Defined variables