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added Process>>isInnate and Process>>isNormal.

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redefined System>>findPreviousProcess: and System>>findNextProcess to not skip an innate process.
added System>>findFirstProcess and System>>findLastProcess
This commit is contained in:
hyunghwan.chung
2019-11-05 14:46:54 +00:00
parent 3ae9d2f857
commit 0967d0d937
6 changed files with 263 additions and 159 deletions
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187
moo/lib/exec.c
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@ -1628,7 +1628,7 @@ static moo_oop_process_t start_initial_process (moo_t* moo, moo_oop_context_t c)
MOO_ASSERT (moo, moo->processor->runnable.count == MOO_SMOOI_TO_OOP(0));
MOO_ASSERT (moo, moo->processor->active == moo->nil_process);
proc = make_process(moo, c, MOO_OBJ_FLAGS_PROC_SYSTEM);
proc = make_process(moo, c, MOO_OBJ_FLAGS_PROC_INNATE);
if (!proc) return MOO_NULL;
chain_into_processor (moo, proc, PROC_STATE_RUNNING);
@ -2737,6 +2737,28 @@ static moo_pfrc_t pf_process_sp (moo_t* moo, moo_mod_t* mod, moo_ooi_t nargs)
return MOO_PF_SUCCESS;
}
static moo_pfrc_t pf_process_is_innate (moo_t* moo, moo_mod_t* mod, moo_ooi_t nargs)
{
moo_oop_t rcv;
rcv = MOO_STACK_GETRCV(moo, nargs);
MOO_PF_CHECK_RCV (moo, MOO_CLASSOF(moo,rcv) == moo->_process);
MOO_STACK_SETRET (moo, nargs, (MOO_OBJ_GET_FLAGS_PROC(rcv) == MOO_OBJ_FLAGS_PROC_INNATE? moo->_true: moo->_false));
return MOO_PF_SUCCESS;
}
static moo_pfrc_t pf_process_is_normal (moo_t* moo, moo_mod_t* mod, moo_ooi_t nargs)
{
moo_oop_t rcv;
rcv = MOO_STACK_GETRCV(moo, nargs);
MOO_PF_CHECK_RCV (moo, MOO_CLASSOF(moo,rcv) == moo->_process);
MOO_STACK_SETRET (moo, nargs, (MOO_OBJ_GET_FLAGS_PROC(rcv) == MOO_OBJ_FLAGS_PROC_NORMAL? moo->_true: moo->_false));
return MOO_PF_SUCCESS;
}
static moo_pfrc_t pf_process_resume (moo_t* moo, moo_mod_t* mod, moo_ooi_t nargs)
{
moo_oop_t rcv;
@ -3278,156 +3300,6 @@ static moo_pfrc_t pf_system_return_value_to_context (moo_t* moo, moo_mod_t* mod,
return MOO_PF_SUCCESS;
}
/* ------------------------------------------------------------------ */
static moo_pfrc_t pf_system_toggle_process_switching (moo_t* moo, moo_mod_t* mod, moo_ooi_t nargs)
{
moo_oop_t v;
int oldnps;
oldnps = moo->no_proc_switch;
v = MOO_STACK_GETARG(moo, nargs, 0);
if (v == moo->_false)
{
/* disable process switching */
moo->no_proc_switch = 1;
}
else
{
/* enable process switching */
moo->no_proc_switch = 0;
}
MOO_STACK_SETRET (moo, nargs, (oldnps? moo->_false: moo->_true));
return MOO_PF_SUCCESS;
}
static moo_pfrc_t pf_system_halting (moo_t* moo, moo_mod_t* mod, moo_ooi_t nargs)
{
moo_evtcb_t* cb;
for (cb = moo->evtcb_list; cb; cb = cb->next)
{
if (cb->halting) cb->halting (moo);
}
MOO_STACK_SETRETTORCV (moo, nargs);
return MOO_PF_SUCCESS;
}
static moo_pfrc_t pf_system_find_process_by_id (moo_t* moo, moo_mod_t* mod, moo_ooi_t nargs)
{
moo_oop_t /*rcv,*/ id;
/*rcv = MOO_STACK_GETRCV(moo, nargs);*/
id = MOO_STACK_GETARG(moo, nargs, 0);
/*MOO_PF_CHECK_RCV (moo, rcv == (moo_oop_t)moo->processor);*/
if (MOO_OOP_IS_SMOOI(id))
{
moo_ooi_t index = MOO_OOP_TO_SMOOI(id);
if (index >= 0)
{
if (MOO_CLASSOF(moo, moo->proc_map[index]) == moo->_process)
{
MOO_STACK_SETRET (moo, nargs, moo->proc_map[index]);
return MOO_PF_SUCCESS;
}
/* it must be in a free list since the pid slot is not allocated. see alloc_pid() and free_pid() */
MOO_ASSERT (moo, MOO_OOP_IS_SMOOI(moo->proc_map[index]));
}
}
MOO_STACK_SETRETTOERROR (moo, nargs, MOO_ENOENT);
return MOO_PF_FAILURE;
}
static MOO_INLINE moo_oop_t __find_adjacent_process_by_id_noseterr (moo_t* moo, moo_ooi_t index, int find_next, int exclude_system)
{
if (find_next)
{
if (index < -1) index = -1;
/* TOOD: enhance alloc_pid() and free_pid() to maintain the hightest pid number so that this loop can stop before reaching proc_map_capa */
for (++index; index < moo->proc_map_capa; index++)
{
/* note the free slot contains a small integer which indicate the next slot index in proc_map.
* if the slot it taken, it should point to a process object. read the comment at end of this loop. */
moo_oop_t tmp;
tmp = moo->proc_map[index];
if (MOO_CLASSOF(moo, tmp) == moo->_process)
{
if (exclude_system && MOO_OBJ_GET_FLAGS_PROC(tmp) == MOO_OBJ_FLAGS_PROC_SYSTEM) continue;
MOO_ASSERT (moo, MOO_OBJ_GET_FLAGS_PROC(tmp) == MOO_OBJ_FLAGS_PROC_NORMAL);
return tmp;
}
/* it must be in a free list since the pid slot is not allocated. see alloc_pid() and free_pid() */
MOO_ASSERT (moo, MOO_OOP_IS_SMOOI(moo->proc_map[index]));
}
}
else
{
/* find the previous one */
if (index > moo->proc_map_capa || index <= -1) index = moo->proc_map_capa;
for (--index; index >= 0; index--)
{
moo_oop_t tmp;
tmp = moo->proc_map[index];
if (MOO_CLASSOF(moo, tmp) == moo->_process)
{
if (exclude_system && MOO_OBJ_GET_FLAGS_PROC(tmp) == MOO_OBJ_FLAGS_PROC_SYSTEM) continue;
MOO_ASSERT (moo, MOO_OBJ_GET_FLAGS_PROC(tmp) == MOO_OBJ_FLAGS_PROC_NORMAL);
return tmp;
}
/* it must be in a free list since the pid slot is not allocated. see alloc_pid() and free_pid() */
MOO_ASSERT (moo, MOO_OOP_IS_SMOOI(moo->proc_map[index]));
}
}
return MOO_NULL;
}
static moo_pfrc_t pf_system_find_next_process (moo_t* moo, moo_mod_t* mod, moo_ooi_t nargs)
{
moo_oop_t /*rcv,*/ id;
/*rcv = MOO_STACK_GETRCV(moo, nargs);*/
id = MOO_STACK_GETARG(moo, nargs, 0);
/*MOO_PF_CHECK_RCV (moo, rcv == (moo_oop_t)moo->processor);*/
if (id == moo->_nil)
{
id = MOO_SMOOI_TO_OOP(-1);
}
else if (MOO_CLASSOF(moo, id) == moo->_process)
{
/* the argument is a process object */
id = ((moo_oop_process_t)id)->id;
}
if (MOO_OOP_IS_SMOOI(id))
{
moo_oop_t tmp;
tmp = __find_adjacent_process_by_id_noseterr(moo, MOO_OOP_TO_SMOOI(id), 1, 1);
if (tmp)
{
MOO_STACK_SETRET (moo, nargs, tmp);
return MOO_PF_SUCCESS;
}
}
MOO_STACK_SETRETTOERROR (moo, nargs, MOO_ENOENT);
return MOO_PF_FAILURE;
}
/* ------------------------------------------------------------------ */
static moo_pfrc_t pf_number_scale (moo_t* moo, moo_mod_t* mod, moo_ooi_t nargs)
{
@ -4494,6 +4366,8 @@ static pf_t pftab[] =
{ "MethodContext_findExceptionHandler:", { pf_context_find_exception_handler, 1, 1 } },
{ "MethodContext_goto:", { pf_context_goto, 1, 1 } },
{ "Process_isInnate", { pf_process_is_innate, 0, 0 } },
{ "Process_isNormal", { pf_process_is_normal, 0, 0 } },
{ "Process_resume", { pf_process_resume, 0, 0 } },
{ "Process_sp", { pf_process_sp, 0, 0 } },
{ "Process_suspend", { pf_process_suspend, 0, 0 } },
@ -4544,8 +4418,11 @@ static pf_t pftab[] =
{ "System_calloc", { moo_pf_system_calloc, 1, 1 } },
{ "System_calloc:", { moo_pf_system_calloc, 1, 1 } },
{ "System_collectGarbage", { moo_pf_system_collect_garbage, 0, 0 } },
{ "System_findNextProcess:", { pf_system_find_next_process, 1, 1 } },
{ "System_findProcessById:", { pf_system_find_process_by_id, 1, 1 } },
{ "System_findFirstProcess", { moo_pf_system_find_first_process, 0, 0 } },
{ "System_findLastProcess", { moo_pf_system_find_last_process, 0, 0 } },
{ "System_findNextProcess:", { moo_pf_system_find_next_process, 1, 1 } },
{ "System_findPreviousProcess:", { moo_pf_system_find_previous_process, 1, 1 } },
{ "System_findProcessById:", { moo_pf_system_find_process_by_id, 1, 1 } },
{ "System_free", { moo_pf_system_free, 1, 1 } },
{ "System_free:", { moo_pf_system_free, 1, 1 } },
{ "System_gc", { moo_pf_system_collect_garbage, 0, 0 } },
@ -4560,7 +4437,7 @@ static pf_t pftab[] =
{ "System_getUint32", { moo_pf_system_get_uint32, 2, 2 } },
{ "System_getUint64", { moo_pf_system_get_uint64, 2, 2 } },
{ "System_getUint8", { moo_pf_system_get_uint8, 2, 2 } },
{ "System_halting", { pf_system_halting, 0, 0 } },
{ "System_halting", { moo_pf_system_halting, 0, 0 } },
{ "System_log", { pf_system_log, 2, MA } },
{ "System_malloc", { moo_pf_system_malloc, 1, 1 } },
{ "System_malloc:", { moo_pf_system_malloc, 1, 1 } },
@ -4576,7 +4453,7 @@ static pf_t pftab[] =
{ "System_putUint8", { moo_pf_system_put_uint8, 3, 3 } },
{ "System_return:to:", { pf_system_return_value_to_context, 2, 2 } },
{ "System_setSig:", { moo_pf_system_set_sig, 1, 1 } },
{ "System_toggleProcessSwitching:", { pf_system_toggle_process_switching, 1, 1 } },
{ "System_toggleProcessSwitching:", { moo_pf_system_toggle_process_switching, 1, 1 } },
{ "_dump", { pf_dump, 0, MA } },