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#include
"cpython/pthread_stubs.h"
// mutex
int
pthread_mutex_init
(
pthread_mutex_t
*
restrict
mutex
,
const
pthread_mutexattr_t
*
restrict
attr
)
{
return
0
;
}
int
pthread_mutex_destroy
(
pthread_mutex_t
*
mutex
)
{
return
0
;
}
int
pthread_mutex_trylock
(
pthread_mutex_t
*
mutex
)
{
return
0
;
}
int
pthread_mutex_lock
(
pthread_mutex_t
*
mutex
)
{
return
0
;
}
int
pthread_mutex_unlock
(
pthread_mutex_t
*
mutex
)
{
return
0
;
}
// condition
int
pthread_cond_init
(
pthread_cond_t
*
restrict
cond
,
const
pthread_condattr_t
*
restrict
attr
)
{
return
0
;
}
PyAPI_FUNC
(
int
)
pthread_cond_destroy
(
pthread_cond_t
*
cond
)
{
return
0
;
}
int
pthread_cond_wait
(
pthread_cond_t
*
restrict
cond
,
pthread_mutex_t
*
restrict
mutex
)
{
return
0
;
}
int
pthread_cond_timedwait
(
pthread_cond_t
*
restrict
cond
,
pthread_mutex_t
*
restrict
mutex
,
const
struct
timespec
*
restrict
abstime
)
{
return
0
;
}
int
pthread_cond_signal
(
pthread_cond_t
*
cond
)
{
return
0
;
}
int
pthread_condattr_init
(
pthread_condattr_t
*
attr
)
{
return
0
;
}
int
pthread_condattr_setclock
(
pthread_condattr_t
*
attr
,
clockid_t
clock_id
)
{
return
0
;
}
// pthread
int
pthread_create
(
pthread_t
*
restrict
thread
,
const
pthread_attr_t
*
restrict
attr
,
void
*
(
*
start_routine
)(
void
*
),
void
*
restrict
arg
)
{
return
EAGAIN
;
}
int
pthread_detach
(
pthread_t
thread
)
{
return
0
;
}
PyAPI_FUNC
(
pthread_t
)
pthread_self
(
void
)
{
return
0
;
}
int
pthread_exit
(
void
*
retval
)
{
exit
(
0
);
}
int
pthread_attr_init
(
pthread_attr_t
*
attr
)
{
return
0
;
}
int
pthread_attr_setstacksize
(
pthread_attr_t
*
attr
,
size_t
stacksize
)
{
return
0
;
}
int
pthread_attr_destroy
(
pthread_attr_t
*
attr
)
{
return
0
;
}
typedef
struct
py_stub_tls_entry
py_tls_entry
;
#define
py_tls_entries
(_PyRuntime.threads.stubs.tls_entries)
int
pthread_key_create
(
pthread_key_t
*
key
,
void
(
*
destr_function
)(
void
*
))
{
if
(!
key
) {
return
EINVAL
;
}
if
(
destr_function
!=
NULL
) {
Py_FatalError
(
"pthread_key_create destructor is not supported"
);
}
for
(
pthread_key_t
idx
=
0
;
idx
<
PTHREAD_KEYS_MAX
;
idx
++
) {
if
(!
py_tls_entries
[
idx
].
in_use
) {
py_tls_entries
[
idx
].
in_use
=
true;
*
key
=
idx
;
return
0
;
}
}
return
EAGAIN
;
}
int
pthread_key_delete
(
pthread_key_t
key
)
{
if
(
key
<
0
||
key
>=
PTHREAD_KEYS_MAX
||
!
py_tls_entries
[
key
].
in_use
) {
return
EINVAL
;
}
py_tls_entries
[
key
].
in_use
=
false;
py_tls_entries
[
key
].
value
=
NULL
;
return
0
;
}
void
*
pthread_getspecific
(
pthread_key_t
key
) {
if
(
key
<
0
||
key
>=
PTHREAD_KEYS_MAX
||
!
py_tls_entries
[
key
].
in_use
) {
return
NULL
;
}
return
py_tls_entries
[
key
].
value
;
}
int
pthread_setspecific
(
pthread_key_t
key
,
const
void
*
value
)
{
if
(
key
<
0
||
key
>=
PTHREAD_KEYS_MAX
||
!
py_tls_entries
[
key
].
in_use
) {
return
EINVAL
;
}
py_tls_entries
[
key
].
value
=
(
void
*
)
value
;
return
0
;
}
// let thread_pthread define the Python API
#include
"thread_pthread.h"
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