Xref: utzoo comp.unix.wizards:18036 comp.unix.questions:16200
Path: utzoo!attcan!utgpu!jarvis.csri.toronto.edu!mailrus!ames!ncar!unmvax!pprg.unm.edu!topgun.dspo.gov!lanl!cmcl2!dasys1!jpr
From: jpr@dasys1.UUCP (Jean-Pierre Radley)
Newsgroups: comp.unix.wizards,comp.unix.questions
Subject: Re: Finding diskspace status programatically.
Keywords: df disk space blocks free
Message-ID: <10651@dasys1.UUCP>
Date: 6 Sep 89 20:23:10 GMT
References: <146@beta.nsc.com>
Reply-To: jpr@dasys1.UUCP (Jean-Pierre Radley)
Organization: TANGENT
Lines: 18

In article <146@beta.nsc.com> somani@parns.nsc.com (Anil Somani) writes:
>What is the best way to find out current available diskspace 
>from within a program? One way is -
>             system("df . > /tmp/somename");


Have you tried the ustat() call?
It uses the ustat structure which looks like this:

struct  ustat {
	daddr_t	f_tfree;	/* total free blocks */
	ino_t	f_tinode;	/* total inodes free */
	char	f_fname[6];	/* filsys name */
	char	f_fpack[6];	/* filsys pack name */
};
-- 
Jean-Pierre Radley					      jpr@jpradley.uucp
New York, NY					      72160.1341@compuserve.com