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-rw-r--r--libcxx/include/__threading_support67
1 files changed, 6 insertions, 61 deletions
diff --git a/libcxx/include/__threading_support b/libcxx/include/__threading_support
index bf85d5f5d9f0..8f1efb7854b7 100644
--- a/libcxx/include/__threading_support
+++ b/libcxx/include/__threading_support
@@ -7,13 +7,14 @@
//
//===----------------------------------------------------------------------===//
-#ifndef _LIBCPP_THREADING_SUPPORT
-#define _LIBCPP_THREADING_SUPPORT
+#ifndef _LIBCPP___THREADING_SUPPORT
+#define _LIBCPP___THREADING_SUPPORT
#include <__availability>
+#include <__chrono/convert_to_timespec.h>
+#include <__chrono/duration.h>
#include <__config>
#include <__thread/poll_with_backoff.h>
-#include <chrono>
#include <errno.h>
#include <iosfwd>
#include <limits>
@@ -23,7 +24,7 @@
#endif
#ifndef _LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER
-#pragma GCC system_header
+# pragma GCC system_header
#endif
#if defined(_LIBCPP_HAS_THREAD_API_EXTERNAL)
@@ -254,7 +255,6 @@ int __libcpp_tls_set(__libcpp_tls_key __key, void *__p);
#if defined(_LIBCPP_HAS_THREAD_API_PTHREAD)
-_LIBCPP_HIDE_FROM_ABI inline
int __libcpp_recursive_mutex_init(__libcpp_recursive_mutex_t *__m)
{
pthread_mutexattr_t attr;
@@ -279,88 +279,74 @@ int __libcpp_recursive_mutex_init(__libcpp_recursive_mutex_t *__m)
return 0;
}
-_LIBCPP_HIDE_FROM_ABI inline
int __libcpp_recursive_mutex_lock(__libcpp_recursive_mutex_t *__m)
{
return pthread_mutex_lock(__m);
}
-_LIBCPP_HIDE_FROM_ABI inline
bool __libcpp_recursive_mutex_trylock(__libcpp_recursive_mutex_t *__m)
{
return pthread_mutex_trylock(__m) == 0;
}
-_LIBCPP_HIDE_FROM_ABI inline
int __libcpp_recursive_mutex_unlock(__libcpp_recursive_mutex_t *__m)
{
return pthread_mutex_unlock(__m);
}
-_LIBCPP_HIDE_FROM_ABI inline
int __libcpp_recursive_mutex_destroy(__libcpp_recursive_mutex_t *__m)
{
return pthread_mutex_destroy(__m);
}
-_LIBCPP_HIDE_FROM_ABI inline
int __libcpp_mutex_lock(__libcpp_mutex_t *__m)
{
return pthread_mutex_lock(__m);
}
-_LIBCPP_HIDE_FROM_ABI inline
bool __libcpp_mutex_trylock(__libcpp_mutex_t *__m)
{
return pthread_mutex_trylock(__m) == 0;
}
-_LIBCPP_HIDE_FROM_ABI inline
int __libcpp_mutex_unlock(__libcpp_mutex_t *__m)
{
return pthread_mutex_unlock(__m);
}
-_LIBCPP_HIDE_FROM_ABI inline
int __libcpp_mutex_destroy(__libcpp_mutex_t *__m)
{
return pthread_mutex_destroy(__m);
}
// Condition Variable
-_LIBCPP_HIDE_FROM_ABI inline
int __libcpp_condvar_signal(__libcpp_condvar_t *__cv)
{
return pthread_cond_signal(__cv);
}
-_LIBCPP_HIDE_FROM_ABI inline
int __libcpp_condvar_broadcast(__libcpp_condvar_t *__cv)
{
return pthread_cond_broadcast(__cv);
}
-_LIBCPP_HIDE_FROM_ABI inline
int __libcpp_condvar_wait(__libcpp_condvar_t *__cv, __libcpp_mutex_t *__m)
{
return pthread_cond_wait(__cv, __m);
}
-_LIBCPP_HIDE_FROM_ABI inline
int __libcpp_condvar_timedwait(__libcpp_condvar_t *__cv, __libcpp_mutex_t *__m,
__libcpp_timespec_t *__ts)
{
return pthread_cond_timedwait(__cv, __m, __ts);
}
-_LIBCPP_HIDE_FROM_ABI inline
int __libcpp_condvar_destroy(__libcpp_condvar_t *__cv)
{
return pthread_cond_destroy(__cv);
}
// Execute once
-_LIBCPP_HIDE_FROM_ABI inline
int __libcpp_execute_once(__libcpp_exec_once_flag *flag,
void (*init_routine)()) {
return pthread_once(flag, init_routine);
@@ -368,40 +354,34 @@ int __libcpp_execute_once(__libcpp_exec_once_flag *flag,
// Thread id
// Returns non-zero if the thread ids are equal, otherwise 0
-_LIBCPP_HIDE_FROM_ABI inline
bool __libcpp_thread_id_equal(__libcpp_thread_id t1, __libcpp_thread_id t2)
{
return t1 == t2;
}
// Returns non-zero if t1 < t2, otherwise 0
-_LIBCPP_HIDE_FROM_ABI inline
bool __libcpp_thread_id_less(__libcpp_thread_id t1, __libcpp_thread_id t2)
{
return t1 < t2;
}
// Thread
-_LIBCPP_HIDE_FROM_ABI inline
bool __libcpp_thread_isnull(const __libcpp_thread_t *__t) {
return __libcpp_thread_get_id(__t) == 0;
}
-_LIBCPP_HIDE_FROM_ABI inline
int __libcpp_thread_create(__libcpp_thread_t *__t, void *(*__func)(void *),
void *__arg)
{
return pthread_create(__t, nullptr, __func, __arg);
}
-_LIBCPP_HIDE_FROM_ABI inline
__libcpp_thread_id __libcpp_thread_get_current_id()
{
const __libcpp_thread_t thread = pthread_self();
return __libcpp_thread_get_id(&thread);
}
-_LIBCPP_HIDE_FROM_ABI inline
__libcpp_thread_id __libcpp_thread_get_id(const __libcpp_thread_t *__t)
{
#if defined(__MVS__)
@@ -411,25 +391,21 @@ __libcpp_thread_id __libcpp_thread_get_id(const __libcpp_thread_t *__t)
#endif
}
-_LIBCPP_HIDE_FROM_ABI inline
int __libcpp_thread_join(__libcpp_thread_t *__t)
{
return pthread_join(*__t, nullptr);
}
-_LIBCPP_HIDE_FROM_ABI inline
int __libcpp_thread_detach(__libcpp_thread_t *__t)
{
return pthread_detach(*__t);
}
-_LIBCPP_HIDE_FROM_ABI inline
void __libcpp_thread_yield()
{
sched_yield();
}
-_LIBCPP_HIDE_FROM_ABI inline
void __libcpp_thread_sleep_for(const chrono::nanoseconds& __ns)
{
__libcpp_timespec_t __ts = _VSTD::__convert_to_timespec<__libcpp_timespec_t>(__ns);
@@ -437,19 +413,16 @@ void __libcpp_thread_sleep_for(const chrono::nanoseconds& __ns)
}
// Thread local storage
-_LIBCPP_HIDE_FROM_ABI inline
int __libcpp_tls_create(__libcpp_tls_key *__key, void (*__at_exit)(void *))
{
return pthread_key_create(__key, __at_exit);
}
-_LIBCPP_HIDE_FROM_ABI inline
void *__libcpp_tls_get(__libcpp_tls_key __key)
{
return pthread_getspecific(__key);
}
-_LIBCPP_HIDE_FROM_ABI inline
int __libcpp_tls_set(__libcpp_tls_key __key, void *__p)
{
return pthread_setspecific(__key, __p);
@@ -457,56 +430,47 @@ int __libcpp_tls_set(__libcpp_tls_key __key, void *__p)
#elif defined(_LIBCPP_HAS_THREAD_API_C11)
-_LIBCPP_HIDE_FROM_ABI inline
int __libcpp_recursive_mutex_init(__libcpp_recursive_mutex_t *__m)
{
return mtx_init(__m, mtx_plain | mtx_recursive) == thrd_success ? 0 : EINVAL;
}
-_LIBCPP_HIDE_FROM_ABI inline
int __libcpp_recursive_mutex_lock(__libcpp_recursive_mutex_t *__m)
{
return mtx_lock(__m) == thrd_success ? 0 : EINVAL;
}
-_LIBCPP_HIDE_FROM_ABI inline
bool __libcpp_recursive_mutex_trylock(__libcpp_recursive_mutex_t *__m)
{
return mtx_trylock(__m) == thrd_success;
}
-_LIBCPP_HIDE_FROM_ABI inline
int __libcpp_recursive_mutex_unlock(__libcpp_recursive_mutex_t *__m)
{
return mtx_unlock(__m) == thrd_success ? 0 : EINVAL;
}
-_LIBCPP_HIDE_FROM_ABI inline
int __libcpp_recursive_mutex_destroy(__libcpp_recursive_mutex_t *__m)
{
mtx_destroy(__m);
return 0;
}
-_LIBCPP_HIDE_FROM_ABI inline
int __libcpp_mutex_lock(__libcpp_mutex_t *__m)
{
return mtx_lock(__m) == thrd_success ? 0 : EINVAL;
}
-_LIBCPP_HIDE_FROM_ABI inline
bool __libcpp_mutex_trylock(__libcpp_mutex_t *__m)
{
return mtx_trylock(__m) == thrd_success;
}
-_LIBCPP_HIDE_FROM_ABI inline
int __libcpp_mutex_unlock(__libcpp_mutex_t *__m)
{
return mtx_unlock(__m) == thrd_success ? 0 : EINVAL;
}
-_LIBCPP_HIDE_FROM_ABI inline
int __libcpp_mutex_destroy(__libcpp_mutex_t *__m)
{
mtx_destroy(__m);
@@ -514,25 +478,21 @@ int __libcpp_mutex_destroy(__libcpp_mutex_t *__m)
}
// Condition Variable
-_LIBCPP_HIDE_FROM_ABI inline
int __libcpp_condvar_signal(__libcpp_condvar_t *__cv)
{
return cnd_signal(__cv) == thrd_success ? 0 : EINVAL;
}
-_LIBCPP_HIDE_FROM_ABI inline
int __libcpp_condvar_broadcast(__libcpp_condvar_t *__cv)
{
return cnd_broadcast(__cv) == thrd_success ? 0 : EINVAL;
}
-_LIBCPP_HIDE_FROM_ABI inline
int __libcpp_condvar_wait(__libcpp_condvar_t *__cv, __libcpp_mutex_t *__m)
{
return cnd_wait(__cv, __m) == thrd_success ? 0 : EINVAL;
}
-_LIBCPP_HIDE_FROM_ABI inline
int __libcpp_condvar_timedwait(__libcpp_condvar_t *__cv, __libcpp_mutex_t *__m,
timespec *__ts)
{
@@ -540,7 +500,6 @@ int __libcpp_condvar_timedwait(__libcpp_condvar_t *__cv, __libcpp_mutex_t *__m,
return __ec == thrd_timedout ? ETIMEDOUT : __ec;
}
-_LIBCPP_HIDE_FROM_ABI inline
int __libcpp_condvar_destroy(__libcpp_condvar_t *__cv)
{
cnd_destroy(__cv);
@@ -548,7 +507,6 @@ int __libcpp_condvar_destroy(__libcpp_condvar_t *__cv)
}
// Execute once
-_LIBCPP_HIDE_FROM_ABI inline
int __libcpp_execute_once(__libcpp_exec_once_flag *flag,
void (*init_routine)(void)) {
::call_once(flag, init_routine);
@@ -557,26 +515,22 @@ int __libcpp_execute_once(__libcpp_exec_once_flag *flag,
// Thread id
// Returns non-zero if the thread ids are equal, otherwise 0
-_LIBCPP_HIDE_FROM_ABI inline
bool __libcpp_thread_id_equal(__libcpp_thread_id t1, __libcpp_thread_id t2)
{
return thrd_equal(t1, t2) != 0;
}
// Returns non-zero if t1 < t2, otherwise 0
-_LIBCPP_HIDE_FROM_ABI inline
bool __libcpp_thread_id_less(__libcpp_thread_id t1, __libcpp_thread_id t2)
{
return t1 < t2;
}
// Thread
-_LIBCPP_HIDE_FROM_ABI inline
bool __libcpp_thread_isnull(const __libcpp_thread_t *__t) {
return __libcpp_thread_get_id(__t) == 0;
}
-_LIBCPP_HIDE_FROM_ABI inline
int __libcpp_thread_create(__libcpp_thread_t *__t, void *(*__func)(void *),
void *__arg)
{
@@ -584,37 +538,31 @@ int __libcpp_thread_create(__libcpp_thread_t *__t, void *(*__func)(void *),
return __ec == thrd_nomem ? ENOMEM : __ec;
}
-_LIBCPP_HIDE_FROM_ABI inline
__libcpp_thread_id __libcpp_thread_get_current_id()
{
return thrd_current();
}
-_LIBCPP_HIDE_FROM_ABI inline
__libcpp_thread_id __libcpp_thread_get_id(const __libcpp_thread_t *__t)
{
return *__t;
}
-_LIBCPP_HIDE_FROM_ABI inline
int __libcpp_thread_join(__libcpp_thread_t *__t)
{
return thrd_join(*__t, nullptr) == thrd_success ? 0 : EINVAL;
}
-_LIBCPP_HIDE_FROM_ABI inline
int __libcpp_thread_detach(__libcpp_thread_t *__t)
{
return thrd_detach(*__t) == thrd_success ? 0 : EINVAL;
}
-_LIBCPP_HIDE_FROM_ABI inline
void __libcpp_thread_yield()
{
thrd_yield();
}
-_LIBCPP_HIDE_FROM_ABI inline
void __libcpp_thread_sleep_for(const chrono::nanoseconds& __ns)
{
__libcpp_timespec_t __ts = _VSTD::__convert_to_timespec<__libcpp_timespec_t>(__ns);
@@ -622,19 +570,16 @@ void __libcpp_thread_sleep_for(const chrono::nanoseconds& __ns)
}
// Thread local storage
-_LIBCPP_HIDE_FROM_ABI inline
int __libcpp_tls_create(__libcpp_tls_key *__key, void (*__at_exit)(void *))
{
return tss_create(__key, __at_exit) == thrd_success ? 0 : EINVAL;
}
-_LIBCPP_HIDE_FROM_ABI inline
void *__libcpp_tls_get(__libcpp_tls_key __key)
{
return tss_get(__key);
}
-_LIBCPP_HIDE_FROM_ABI inline
int __libcpp_tls_set(__libcpp_tls_key __key, void *__p)
{
return tss_set(__key, __p) == thrd_success ? 0 : EINVAL;
@@ -729,4 +674,4 @@ get_id() _NOEXCEPT
_LIBCPP_END_NAMESPACE_STD
-#endif // _LIBCPP_THREADING_SUPPORT
+#endif // _LIBCPP___THREADING_SUPPORT
generated by cgit v1.3 (git 2.53.0) at 2026-03-10 11:03:54 +0000