FazBrowse GitHub Viewer
|
Trending
|
URL:
|
Home
Tools:
[Download Repo ZIP]
[View Raw Code]
[Original HTTPS Page]
emscripten/src/library_pthread_stub.js at universal-python · JavaScriptIOT/emscripten · GitHub
Uh oh!
There was an error while loading.
Please reload this page
.
JavaScriptIOT
/
emscripten
Public
forked from
emscripten-core/emscripten
Notifications
You must be signed in to change notification settings
Fork
0
Star
0
Code
Pull requests
0
Actions
Projects
Wiki
Security and quality
0
Insights
Additional navigation options
Code
Pull requests
Actions
Projects
Wiki
Security and quality
Insights
Expand file tree
Breadcrumbs
emscripten
/
src
/
library_pthread_stub.js
Copy path
More file actions
More file actions
Latest commit
History
History
History
176 lines (156 loc) · 5.37 KB
Breadcrumbs
emscripten
/
src
/
library_pthread_stub.js
Copy path
File metadata and controls
176 lines (156 loc) · 5.37 KB
Raw
Copy raw file
Download raw file
Open symbols panel
Edit and raw actions
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
var
LibraryPThreadStub
=
{
// ===================================================================================
// Stub implementation for pthread.h when not compiling with pthreads support enabled.
// ===================================================================================
emscripten_has_threading_support
:
function
(
)
{
return
0
;
}
,
emscripten_num_logical_cores
:
function
(
)
{
return
1
;
}
,
emscripten_force_num_logical_cores
:
function
(
cores
)
{
// Ignored, no threading available.
}
,
emscripten_is_main_runtime_thread
:
function
(
)
{
return
1
;
}
,
emscripten_is_main_browser_thread
:
function
(
)
{
return
!
ENVIRONMENT_IS_WORKER
;
}
,
emscripten_main_thread_process_queued_calls
:
function
(
)
{
// We will never have any queued calls to process, so no-op.
}
,
pthread_mutex_init
:
function
(
)
{
}
,
pthread_mutex_destroy
:
function
(
)
{
}
,
pthread_mutexattr_init
:
function
(
)
{
}
,
pthread_mutexattr_settype
:
function
(
)
{
}
,
pthread_mutexattr_destroy
:
function
(
)
{
}
,
pthread_mutex_lock
:
function
(
)
{
}
,
pthread_mutex_unlock
:
function
(
)
{
}
,
pthread_mutex_trylock
:
function
(
)
{
return
0
;
}
,
pthread_mutexattr_setpshared
:
function
(
attr
,
pshared
)
{
// XXX implement if/when getpshared is required
return
0
;
}
,
pthread_cond_init
:
function
(
)
{
}
,
pthread_cond_destroy
:
function
(
)
{
}
,
pthread_cond_broadcast
:
function
(
)
{
return
0
;
}
,
pthread_cond_wait
:
function
(
)
{
return
0
;
}
,
pthread_cond_timedwait
:
function
(
)
{
return
0
;
}
,
pthread_self
:
function
(
)
{
//FIXME: assumes only a single thread
return
0
;
}
,
pthread_attr_init
:
function
(
attr
)
{
/* int pthread_attr_init(pthread_attr_t *attr); */
//FIXME: should allocate a pthread_attr_t
return
0
;
}
,
pthread_getattr_np
:
function
(
thread
,
attr
)
{
/* int pthread_getattr_np(pthread_t thread, pthread_attr_t *attr); */
//FIXME: should fill in attributes of the given thread in pthread_attr_t
return
0
;
}
,
pthread_attr_destroy
:
function
(
attr
)
{
/* int pthread_attr_destroy(pthread_attr_t *attr); */
//FIXME: should destroy the pthread_attr_t struct
return
0
;
}
,
pthread_attr_getstack
:
function
(
attr
,
stackaddr
,
stacksize
)
{
/* int pthread_attr_getstack(const pthread_attr_t *restrict attr,
void **restrict stackaddr, size_t *restrict stacksize); */
/*FIXME: assumes that there is only one thread, and that attr is the
current thread*/
{
{
{
makeSetValue
(
'stackaddr'
,
'0'
,
'STACK_BASE'
,
'i8*'
)
}
}
}
;
{
{
{
makeSetValue
(
'stacksize'
,
'0'
,
'TOTAL_STACK'
,
'i32'
)
}
}
}
;
return
0
;
}
,
pthread_once
:
function
(
ptr
,
func
)
{
if
(
!
_pthread_once
.
seen
)
_pthread_once
.
seen
=
{
}
;
if
(
ptr
in
_pthread_once
.
seen
)
return
;
Runtime
.
dynCall
(
'v'
,
func
)
;
_pthread_once
.
seen
[
ptr
]
=
1
;
}
,
$PTHREAD_SPECIFIC
:
{
}
,
$PTHREAD_SPECIFIC_NEXT_KEY
:
1
,
pthread_key_create__deps
:
[
'$PTHREAD_SPECIFIC'
,
'$PTHREAD_SPECIFIC_NEXT_KEY'
,
'$ERRNO_CODES'
]
,
pthread_key_create
:
function
(
key
,
destructor
)
{
if
(
key
==
0
)
{
return
ERRNO_CODES
.
EINVAL
;
}
{
{
{
makeSetValue
(
'key'
,
'0'
,
'PTHREAD_SPECIFIC_NEXT_KEY'
,
'i32*'
)
}
}
}
;
// values start at 0
PTHREAD_SPECIFIC
[
PTHREAD_SPECIFIC_NEXT_KEY
]
=
0
;
PTHREAD_SPECIFIC_NEXT_KEY
++
;
return
0
;
}
,
pthread_getspecific__deps
:
[
'$PTHREAD_SPECIFIC'
]
,
pthread_getspecific
:
function
(
key
)
{
return
PTHREAD_SPECIFIC
[
key
]
||
0
;
}
,
pthread_setspecific__deps
:
[
'$PTHREAD_SPECIFIC'
,
'$ERRNO_CODES'
]
,
pthread_setspecific
:
function
(
key
,
value
)
{
if
(
!
(
key
in
PTHREAD_SPECIFIC
)
)
{
return
ERRNO_CODES
.
EINVAL
;
}
PTHREAD_SPECIFIC
[
key
]
=
value
;
return
0
;
}
,
pthread_key_delete__deps
:
[
'$PTHREAD_SPECIFIC'
,
'$ERRNO_CODES'
]
,
pthread_key_delete
:
function
(
key
)
{
if
(
key
in
PTHREAD_SPECIFIC
)
{
delete
PTHREAD_SPECIFIC
[
key
]
;
return
0
;
}
return
ERRNO_CODES
.
EINVAL
;
}
,
pthread_cleanup_push
:
function
(
routine
,
arg
)
{
__ATEXIT__
.
push
(
function
(
)
{
Runtime
.
dynCall
(
'vi'
,
routine
,
[
arg
]
)
}
)
_pthread_cleanup_push
.
level
=
__ATEXIT__
.
length
;
}
,
pthread_cleanup_pop
:
function
(
)
{
assert
(
_pthread_cleanup_push
.
level
==
__ATEXIT__
.
length
,
'cannot pop if something else added meanwhile!'
)
;
__ATEXIT__
.
pop
(
)
;
_pthread_cleanup_push
.
level
=
__ATEXIT__
.
length
;
}
,
pthread_rwlock_init
:
function
(
)
{
return
0
;
// XXX
}
,
pthread_attr_setdetachstate
:
function
(
)
{
}
,
pthread_create
:
function
(
)
{
return
{
{
{
cDefine
(
'EAGAIN'
)
}
}
}
;
}
,
pthread_exit:
function
(
)
{
}
,
pthread_cond_signal
:
function
(
)
{
}
,
pthread_equal
:
function
(
)
{
}
,
pthread_join
:
function
(
)
{
}
,
pthread_detach
:
function
(
)
{
}
,
// When pthreads is not enabled, we can't use the Atomics futex api to do proper sleeps, so simulate a busy spin wait loop instead.
usleep
:
function
(
useconds
)
{
// int usleep(useconds_t useconds);
// http://pubs.opengroup.org/onlinepubs/000095399/functions/usleep.html
// We're single-threaded, so use a busy loop. Super-ugly.
var
msec
=
useconds
/
1000
;
if
(
(
ENVIRONMENT_IS_WEB
||
ENVIRONMENT_IS_WORKER
)
&&
self
[
'performance'
]
&&
self
[
'performance'
]
[
'now'
]
)
{
var
start
=
self
[
'performance'
]
[
'now'
]
(
)
;
while
(
self
[
'performance'
]
[
'now'
]
(
)
-
start
<
msec
)
{
// Do nothing.
}
}
else
{
var
start
=
Date
.
now
(
)
;
while
(
Date
.
now
(
)
-
start
<
msec
)
{
// Do nothing.
}
}
return
0
;
}
}
;
mergeInto
(
LibraryManager
.
library
,
LibraryPThreadStub
)
;
Back
|
FazBrowse Home
|
New Git URL