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/*
* SCCS: @(#)tclfile.c 1.6 (96/11/04)
*
* UniSoft Ltd., London, England
*
* (C) Copyright 1992 X/Open Company Limited
*
* All rights reserved. No part of this source code may be reproduced,
* stored in a retrieval system, or transmitted, in any form or by any
* means, electronic, mechanical, photocopying, recording or otherwise,
* except as stated in the end-user licence agreement, without the prior
* permission of the copyright owners.
*
* X/Open and the 'X' symbol are trademarks of X/Open Company Limited in
* the UK and other countries.
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
/************************************************************************
SCCS: @(#)tclfile.c 1.6 96/11/04 TETware release 3.3
NAME: tclfile.c
PRODUCT: TETware
AUTHOR: Andrew Dingwall, UniSoft Ltd.
DATE CREATED: May 1992
DESCRIPTION:
function to create a lock file on a remote system
MODIFICATIONS:
Aaron Plattner, April 2010
Fixed warnings when compiled with GCC's -Wall option.
************************************************************************/
#include <stdio.h>
#include <errno.h>
#include "dtmac.h"
#include "dtmsg.h"
#include "avmsg.h"
#include "error.h"
#include "servlib.h"
#include "dtetlib.h"
/*
** tet_tclockfile() - send an OP_LOCKFILE message to TCCD and receive
** a reply
**
** return 0 if successful or -1 on error
*/
int tet_tclockfile(sysid, file, timeout)
int sysid, timeout;
char *file;
{
register struct avmsg *mp;
register int delay;
extern char tet_tcerrmsg[];
/* make sure that file is non-null */
if (!file || !*file) {
tet_tcerrno = ER_INVAL;
return(-1);
}
/* get the TCCD message buffer */
if ((mp = (struct avmsg *) tet_tcmsgbuf(sysid, avmsgsz(OP_LOCKFILE_ARGC))) == (struct avmsg *) 0) {
tet_tcerrno = ER_ERR;
return(-1);
}
/* set up the request message */
mp->av_argc = OP_LOCKFILE_ARGC;
AV_FNAME(mp) = file;
AV_TIMEOUT(mp) = (long) timeout;
/* send the request and receive the reply */
if (timeout >= 0) {
if ((delay = TALK_DELAY + timeout) < 0)
delay = (int) ((unsigned) ~0 >> 1);
}
else
delay = 0;
mp = (struct avmsg *) tet_tctalk(sysid, OP_LOCKFILE, delay);
/* handle the return codes */
if (tet_tcerrno == ER_OK)
return(0);
else if ((errno = tet_unmaperrno(tet_tcerrno)) == 0)
switch (tet_tcerrno) {
case ER_INVAL:
case ER_TIMEDOUT:
break;
case ER_ERR:
if (!mp)
break;
/* else fall through */
default:
error(0, tet_tcerrmsg, tet_ptrepcode(tet_tcerrno));
break;
}
/* here for server error return */
return(-1);
}
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