BSD 4_1_snap release

[unix-history] / usr / src / lib / libpc / WRITLN.c

/* Copyright (c) 1979 Regents of the University of California */

static char sccsid[] = "@(#)WRITLN.c 1.2 6/10/81";

#include "h00vars.h"

WRITLN(curfile)

       register struct iorec   *curfile;
{
       if (curfile->funit & FREAD) {
               ERROR("%s: Attempt to write, but open for reading\n",
                       curfile->pfname);
               return;
       }
       if (++curfile->lcount >= curfile->llimit) {
               ERROR("%s: Line limit exceeded\n", curfile->pfname);
               return;
       }
       fputc('\n', curfile->fbuf);
       if (ferror(curfile->fbuf)) {
               PERROR("Could not write to ", curfile->pfname);
               return;
       }
}