[unix-history] / usr / src / usr.bin / pascal / libpc / READ4.c

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

static char sccsid[] = "@(#)READ4.c 1.1 %G%";

#include "h00vars.h"
#include "h01errs.h"

READ4(curfile)

	register struct iorec	*curfile;
{
	int			data;

	if (curfile->funit & FWRITE) {
		ERROR(EREADIT, curfile->pfname);
		return;
	}
	UNSYNC(curfile);
	if (fscanf(curfile->fbuf, "%ld", &data) == 0) {
		ERROR(EBADINUM, curfile->pfname);
		return;
	}
	curfile->funit |= SYNC;
	return data;
}
Commit	Line	Data
ffbbb01b KM	1	/* Copyright (c) 1979 Regents of the University of California */
	2
	3	static char sccsid[] = "@(#)READ4.c 1.1 %G%";
	4
	5	#include "h00vars.h"
	6	#include "h01errs.h"
	7
	8	READ4(curfile)
	9
	10	register struct iorec *curfile;
	11	{
	12	int data;
	13
	14	if (curfile->funit & FWRITE) {
	15	ERROR(EREADIT, curfile->pfname);
	16	return;
	17	}
	18	UNSYNC(curfile);
	19	if (fscanf(curfile->fbuf, "%ld", &data) == 0) {
	20	ERROR(EBADINUM, curfile->pfname);
	21	return;
	22	}
	23	curfile->funit \|= SYNC;
	24	return data;
	25	}