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/*
* SCCS: @(#)systab.c 1.2 (96/11/04)
*
* UniSoft Ltd., London, England
*
* (C) Copyright 1996 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.
* A copy of the end-user licence agreement is contained in the file
* Licence which accompanies this distribution.
*
* X/Open and the 'X' symbol are trademarks of X/Open Company Limited in
* the UK and other countries.
*/
#ifndef lint
static char sccsid[] = "@(#)systab.c 1.2 (96/11/04) TET3 release 3.3";
#endif
/************************************************************************
SCCS: @(#)systab.c 1.2 96/11/04 TETware release 3.3
NAME: systab.c
PRODUCT: TETware
AUTHOR: Andrew Dingwall, UniSoft Ltd.
DATE CREATED: August 1996
DESCRIPTION:
system table administration functions
MODIFICATIONS:
************************************************************************/
#include <stdio.h>
#include <stdlib.h>
#include <sys/types.h>
#include <time.h>
#include <errno.h>
#include "dtmac.h"
#include "dtmsg.h"
#include "ptab.h"
#include "bstring.h"
#include "error.h"
#include "llist.h"
#include "tet3_config.h"
#include "scentab.h"
#include "dirtab.h"
#include "systab.h"
#include "tcc.h"
#ifndef NOTRACE
#include "ltoa.h"
#endif
#ifdef NEEDsrcFile
static char srcFile[] = __FILE__; /* file name for error reporting */
#endif
static struct systab *systab; /* head of the system table */
/* static function declarations */
static void syadd PROTOLIST((struct systab *));
static struct systab *syalloc PROTOLIST((void));
#if 0
static void syfree PROTOLIST((struct systab *));
static void syrm PROTOLIST((struct systab *));
#endif
#ifndef TET_LITE /* -START-LITE-CUT- */
static void ist2 PROTOLIST((struct scentab *, int *, int));
#endif /* !TET_LITE */ /* -END-LITE-CUT- */
/*
** initsystab() - allocate a tcc system table element for each
** system mentioned in the scenario tree
*/
void initsystab()
{
#ifdef TET_LITE /* -LITE-CUT-LINE- */
register struct systab *sp;
sp = syalloc();
sp->sy_sysid = 0;
syadd(sp);
#else /* -START-LITE-CUT- */
int zero = 0;
ist2(sctree, &zero, 1);
#endif /* TET_LITE */ /* -END-LITE-CUT- */
}
#ifndef TET_LITE /* -START-LITE-CUT- */
/*
** ist2() - extend the initsystab() processing for a particular
** level in the scenario tree
*/
static void ist2(ep, sys, nsys)
register struct scentab *ep;
int *sys, nsys;
{
register int *ip;
register struct systab *sp;
static int *oldsys;
/*
** traverse the tree on this level, examining test case elements
** and descending subtrees
*/
for (; ep; ep = ep->sc_forw) {
ASSERT(ep->sc_magic == SC_MAGIC);
switch (ep->sc_type) {
case SC_DIRECTIVE:
switch (ep->sc_directive) {
case SD_REMOTE:
case SD_DISTRIBUTED:
sys = ep->sc_sys;
nsys = ep->sc_nsys;
break;
}
/* fall through */
case SC_SCENARIO:
ist2(ep->sc_child, sys, nsys);
break;
case SC_TESTCASE:
if (sys == oldsys)
break;
for (ip = sys; ip < sys + nsys; ip++)
if (syfind(*ip) == (struct systab *) 0) {
sp = syalloc();
sp->sy_sysid = *ip;
syadd(sp);
}
oldsys = sys;
break;
}
}
}
#endif /* !TET_LITE */ /* -END-LITE-CUT- */
/*
** syalloc(), syfree() - functions to allocate and free a
** tcc system table element
*/
static struct systab *syalloc()
{
register struct systab *sp;
errno = 0;
if ((sp = (struct systab *) malloc(sizeof *sp)) == (struct systab *) 0)
fatal(errno, "can't allocate system table element",
(char *) 0);
TRACE2(tet_Tbuf, 6, "allocate systab element = %s", tet_i2x(sp));
bzero((char *) sp, sizeof *sp);
sp->sy_magic = SY_MAGIC;
sp->sy_sysid = -1;
sp->sy_activity = -1;
#ifndef TET_LITE /* -START-LITE-CUT- */
sp->sy_currcfmode = -1;
#endif /* !TET_LITE */ /* -END-LITE-CUT- */
return(sp);
}
#if 0 /* this function not used anywhere */
static void syfree(sp)
struct systab *sp;
{
TRACE2(tet_Tbuf, 6, "free systab element = %s", tet_i2x(sp));
if (sp) {
ASSERT(sp->sy_magic == SY_MAGIC);
bzero((char *) sp, sizeof *sp);
free((char *) sp);
}
}
#endif
/*
** syadd() - add a systab element to the tcc system table
*/
static void syadd(sp)
struct systab *sp;
{
tet_listinsert((struct llist **) &systab, (struct llist *) sp);
}
/*
** syrm() - remove a systam element from the tcc system table
*/
#if 0 /* this function not used anywhere */
static void syrm(sp)
struct systab *sp;
{
tet_listremove((struct llist **) &systab, (struct llist *) sp);
}
#endif
/*
** syfind() - find the systab entry for the named system
** and return a pointer thereto
**
** return (struct systab *) 0 if not found
*/
struct systab *syfind(sysid)
int sysid;
{
register struct systab *sp;
for (sp = systab; sp; sp = sp->sy_next) {
ASSERT(sp->sy_magic == SY_MAGIC);
if (sp->sy_sysid == sysid)
break;
}
return(sp);
}
/*
** symax() - return the highest sysid in the systab
*/
int symax()
{
register struct systab *sp;
register int max = -1;
for (sp = systab; sp; sp = sp->sy_next) {
ASSERT(sp->sy_magic == SY_MAGIC);
if (sp->sy_sysid > max)
max = sp->sy_sysid;
}
return(max);
}
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