writln.c

来自「<B>Digital的Unix操作系统VAX 4.2源码</B>」· C语言 代码 · 共 26 行

/* 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;
	}
}