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Diffstat (limited to 'erts/emulator/beam/erl_bif_info.c')
-rw-r--r--erts/emulator/beam/erl_bif_info.c64
1 files changed, 37 insertions, 27 deletions
diff --git a/erts/emulator/beam/erl_bif_info.c b/erts/emulator/beam/erl_bif_info.c
index de5e4046fa..8a9e6cca08 100644
--- a/erts/emulator/beam/erl_bif_info.c
+++ b/erts/emulator/beam/erl_bif_info.c
@@ -123,6 +123,8 @@ static char erts_system_version[] = ("Erlang " ERLANG_OTP_RELEASE
static Eterm os_type_tuple;
static Eterm os_version_tuple;
+static BIF_RETTYPE port_info(Process* p, Eterm portid, Eterm item);
+
static Eterm
current_function(Process* p, Process* rp, Eterm** hpp, int full_info);
static Eterm current_stacktrace(Process* p, Process* rp, Eterm** hpp);
@@ -2104,7 +2106,7 @@ BIF_RETTYPE system_info_1(BIF_ALIST_1)
BIF_RET(am_undefined);
#endif
} else if (BIF_ARG_1 == am_trace_control_word) {
- BIF_RET(db_get_trace_control_word_0(BIF_P));
+ BIF_RET(db_get_trace_control_word(BIF_P));
} else if (ERTS_IS_ATOM_STR("ets_realloc_moves", BIF_ARG_1)) {
BIF_RET((erts_ets_realloc_always_moves) ? am_true : am_false);
} else if (ERTS_IS_ATOM_STR("ets_always_compress", BIF_ARG_1)) {
@@ -2695,9 +2697,11 @@ BIF_RETTYPE system_info_1(BIF_ALIST_1)
BIF_ERROR(BIF_P, BADARG);
}
-Eterm
-port_info_1(Process* p, Eterm pid)
+BIF_RETTYPE
+port_info_1(BIF_ALIST_1)
{
+ Process* p = BIF_P;
+ Eterm pid = BIF_ARG_1;
static Eterm keys[] = {
am_name,
am_links,
@@ -2720,7 +2724,7 @@ port_info_1(Process* p, Eterm pid)
for (i = 0; i < ASIZE(keys); i++) {
Eterm item;
- item = port_info_2(p, pid, keys[i]);
+ item = port_info(p, pid, keys[i]);
if (is_non_value(item)) {
return THE_NON_VALUE;
}
@@ -2729,7 +2733,7 @@ port_info_1(Process* p, Eterm pid)
}
items[i] = item;
}
- reg_name = port_info_2(p, pid, am_registered_name);
+ reg_name = port_info(p, pid, am_registered_name);
/*
* Build the resulting list.
@@ -2765,24 +2769,27 @@ port_info_1(Process* p, Eterm pid)
BIF_RETTYPE port_info_2(BIF_ALIST_2)
{
+ return port_info(BIF_P, BIF_ARG_1, BIF_ARG_2);
+}
+
+static BIF_RETTYPE port_info(Process* p, Eterm portid, Eterm item)
+{
BIF_RETTYPE ret;
- Eterm portid = BIF_ARG_1;
Port *prt;
- Eterm item = BIF_ARG_2;
Eterm res;
Eterm* hp;
int count;
if (is_internal_port(portid))
- prt = erts_id2port(portid, BIF_P, ERTS_PROC_LOCK_MAIN);
+ prt = erts_id2port(portid, p, ERTS_PROC_LOCK_MAIN);
else if (is_atom(portid))
- erts_whereis_name(BIF_P, ERTS_PROC_LOCK_MAIN,
+ erts_whereis_name(p, ERTS_PROC_LOCK_MAIN,
portid, NULL, 0, 0, &prt);
else if (is_external_port(portid)
&& external_port_dist_entry(portid) == erts_this_dist_entry)
BIF_RET(am_undefined);
else {
- BIF_ERROR(BIF_P, BADARG);
+ BIF_ERROR(p, BADARG);
}
if (!prt) {
@@ -2790,7 +2797,7 @@ BIF_RETTYPE port_info_2(BIF_ALIST_2)
}
if (item == am_id) {
- hp = HAlloc(BIF_P, 3);
+ hp = HAlloc(p, 3);
res = make_small(internal_port_number(portid));
}
else if (item == am_links) {
@@ -2802,10 +2809,10 @@ BIF_RETTYPE port_info_2(BIF_ALIST_2)
erts_doforall_links(prt->nlinks, &collect_one_link, &mic);
- hp = HAlloc(BIF_P, 3 + mic.sz);
+ hp = HAlloc(p, 3 + mic.sz);
res = NIL;
for (i = 0; i < mic.mi_i; i++) {
- item = STORE_NC(&hp, &MSO(BIF_P), mic.mi[i].entity);
+ item = STORE_NC(&hp, &MSO(p), mic.mi[i].entity);
res = CONS(hp, item, res);
hp += 2;
}
@@ -2821,11 +2828,11 @@ BIF_RETTYPE port_info_2(BIF_ALIST_2)
erts_doforall_monitors(prt->monitors, &collect_one_origin_monitor, &mic);
- hp = HAlloc(BIF_P, 3 + mic.sz);
+ hp = HAlloc(p, 3 + mic.sz);
res = NIL;
for (i = 0; i < mic.mi_i; i++) {
Eterm t;
- item = STORE_NC(&hp, &MSO(BIF_P), mic.mi[i].entity);
+ item = STORE_NC(&hp, &MSO(p), mic.mi[i].entity);
t = TUPLE2(hp, am_process, item);
hp += 3;
res = CONS(hp, t, res);
@@ -2837,25 +2844,25 @@ BIF_RETTYPE port_info_2(BIF_ALIST_2)
else if (item == am_name) {
count = sys_strlen(prt->name);
- hp = HAlloc(BIF_P, 3 + 2*count);
+ hp = HAlloc(p, 3 + 2*count);
res = buf_to_intlist(&hp, prt->name, count, NIL);
}
else if (item == am_connected) {
- hp = HAlloc(BIF_P, 3);
+ hp = HAlloc(p, 3);
res = prt->connected; /* internal pid */
}
else if (item == am_input) {
Uint hsz = 3;
Uint n = prt->bytes_in;
(void) erts_bld_uint(NULL, &hsz, n);
- hp = HAlloc(BIF_P, hsz);
+ hp = HAlloc(p, hsz);
res = erts_bld_uint(&hp, NULL, n);
}
else if (item == am_output) {
Uint hsz = 3;
Uint n = prt->bytes_out;
(void) erts_bld_uint(NULL, &hsz, n);
- hp = HAlloc(BIF_P, hsz);
+ hp = HAlloc(p, hsz);
res = erts_bld_uint(&hp, NULL, n);
}
else if (item == am_registered_name) {
@@ -2865,7 +2872,7 @@ BIF_RETTYPE port_info_2(BIF_ALIST_2)
ERTS_BIF_PREP_RET(ret, NIL);
goto done;
} else {
- hp = HAlloc(BIF_P, 3);
+ hp = HAlloc(p, 3);
res = reg->name;
}
}
@@ -2877,7 +2884,7 @@ BIF_RETTYPE port_info_2(BIF_ALIST_2)
Uint size = 0;
ErlHeapFragment* bp;
- hp = HAlloc(BIF_P, 3);
+ hp = HAlloc(p, 3);
erts_doforall_links(prt->nlinks, &one_link_size, &size);
@@ -2894,18 +2901,18 @@ BIF_RETTYPE port_info_2(BIF_ALIST_2)
hard to retrieve... */
(void) erts_bld_uint(NULL, &hsz, size);
- hp = HAlloc(BIF_P, hsz);
+ hp = HAlloc(p, hsz);
res = erts_bld_uint(&hp, NULL, size);
}
else if (item == am_queue_size) {
Uint ioq_size = erts_port_ioq_size(prt);
Uint hsz = 3;
(void) erts_bld_uint(NULL, &hsz, ioq_size);
- hp = HAlloc(BIF_P, hsz);
+ hp = HAlloc(p, hsz);
res = erts_bld_uint(&hp, NULL, ioq_size);
}
else if (ERTS_IS_ATOM_STR("locking", item)) {
- hp = HAlloc(BIF_P, 3);
+ hp = HAlloc(p, 3);
#ifndef ERTS_SMP
res = am_false;
#else
@@ -2924,7 +2931,7 @@ BIF_RETTYPE port_info_2(BIF_ALIST_2)
#endif
}
else {
- ERTS_BIF_PREP_ERROR(ret, BIF_P, BADARG);
+ ERTS_BIF_PREP_ERROR(ret, p, BADARG);
goto done;
}
@@ -2938,9 +2945,12 @@ BIF_RETTYPE port_info_2(BIF_ALIST_2)
}
-Eterm
-fun_info_2(Process* p, Eterm fun, Eterm what)
+BIF_RETTYPE
+fun_info_2(BIF_ALIST_2)
{
+ Process* p = BIF_P;
+ Eterm fun = BIF_ARG_1;
+ Eterm what = BIF_ARG_2;
Eterm* hp;
Eterm val;