word nxtMCB(word mcb)
{ DBG_ENTER("nxtMCB", Suppl_mcb)
DBG_ARGUMENTS( ("MCB=%u", mcb) )
assert(mcb);
DBG_RETURN_BI( peekb(mcb, 0) == 'M'
? MCB2SEG(mcb) + peekw(mcb, MCB_OFF_SIZE)
: 0)
}
bu(gs):
co(mpilers):
*/
#include "initsupl.loc"
#ifndef _MICROC_
#include <dos.h>
#endif
#include <portable.h>
#include "mcb.h"
#include "suppldbg.h"
#ifdef RCS_Version
static char const rcsid[] =
"$Id: mcb_env.c,v 1.1 2006/06/17 03:25:05 blairdude Exp $";
#endif
static int isEnvcomp(void *arg, word mcb)
{ return (isPSP(mcb) && mcb_env(mcb) == (unsigned)arg)
? mcb : 0;
}
int isEnv(const word mcb)
{ DBG_ENTER("isEnv", Suppl_mcb)
DBG_ARGUMENTS( ("mcb=%u", mcb) )
DBG_RETURN_BI( mcb_walk(0, aF(isEnvcomp), (void*)MCB2SEG(mcb)))
}
pr(erequistes):
va(lue): 0: is no shell
\item else: is a shell
re(lated to): isMCB isPSP isEnv
se(condary subsystems):
bu(gs):
co(mpilers):
*/
#include "initsupl.loc"
#ifndef _MICROC_
#include <dos.h>
#endif
#include <portable.h>
#include "mcb.h"
#include "suppldbg.h"
#ifdef RCS_Version
static char const rcsid[] =
"$Id: mcb_shel.c 1210 2006-06-17 03:25:06Z blairdude $";
#endif
int isShell(const word mcb)
{ DBG_ENTER("isShell", Suppl_mcb)
DBG_ARGUMENTS( ("mcb=%u", mcb) )
DBG_RETURN_BI( isPSP(mcb) && peekw(mcb, 0x16 + SEG_OFFSET) == MCB2SEG(mcb))
}
