written by Kirk McKusick; add Berkeley specific copyright notice

[unix-history] / usr / src / usr.bin / pascal / libpc / GET.c

/*-
* Copyright (c) 1979 The Regents of the University of California.
* All rights reserved.
*
* %sccs.include.redist.c%
*/

#ifndef lint
static char sccsid[] = "@(#)GET.c       1.3 (Berkeley) %G%";
#endif /* not lint */

#include "h00vars.h"

GET(curfile)

       register struct iorec   *curfile;
{
       if (curfile->funit & FWRITE) {
               ERROR("%s: Attempt to read, but open for writing\n",
                       curfile->pfname);
               return;
       }
       IOSYNC(curfile);
       if (curfile->funit & EOFF) {
               ERROR("%s: Tried to read past end of file\n", curfile->pfname);
               return;
       }
       curfile->funit |= SYNC;
}