thrd_success, thrd_timedout, thrd_busy, thrd_nomem, thrd_error

 

C

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Concurrency support (C11)

Technical Specifications

Symbol index

 

Concurrency support library

Threads thrd_create thrd_equal thrd_current    thrd_sleep thrd_yield thrd_exit thrd_detach thrd_join thrd_successthrd_timedoutthrd_busythrd_nomemthrd_error    Atomic operations atomic_init ATOMIC_VAR_INIT (until C23) ATOMIC_***_LOCK_FREE atomic_is_lock_free atomic_store atomic_load atomic_exchange atomic_compare_exchange atomic_fetch_add atomic_fetch_sub atomic_fetch_or atomic_fetch_xor atomic_fetch_and

Atomic flags atomic_flag ATOMIC_FLAG_INIT atomic_flag_test_and_set atomic_flag_clear Memory ordering memory_order kill_dependency atomic_thread_fence atomic_signal_fence Mutual exclusion mtx_init mtx_lock mtx_timedlock mtx_trylock call_once mtx_unlock mtx_destroy mtx_plainmtx_recursivemtx_timed Condition variables cnd_init cnd_signal cnd_broadcast cnd_wait cnd_timedwait cnd_destroy Thread-local storage thread_local TSS_DTOR_ITERATIONS    tss_create tss_get tss_set tss_delete

 

Defined in header <threads.h>
enum {     thrd_success = /* unspecified */,     thrd_nomem = /* unspecified */,     thrd_timedout = /* unspecified */,     thrd_busy = /* unspecified */,     thrd_error = /* unspecified */ };		(since C11)

Identifiers for thread states and errors.

Constant	Explanation
thrd_success	indicates successful return value
thrd_nomem	indicates unsuccessful return value due to out of memory condition
thrd_timedout	indicates timed out return value
thrd_busy	indicates unsuccessful return value due to resource temporary unavailable
thrd_error	indicates unsuccessful return value

References

• C17 standard (ISO/IEC 9899:2018):

• 7.26.1/5 thrd_success, thrd_timedout, ... (p: 275)

• C11 standard (ISO/IEC 9899:2011):

• 7.26.1/5 thrd_success, thrd_timedout, ... (p: 377)