The Open Group Base Specifications Issue 8
IEEE Std 1003.1-2024
Copyright © 2001-2024 The IEEE and The Open Group

NAME

thrd_detach — detach a thread

SYNOPSIS

#include <threads.h>

int thrd_detach(thrd_t
thr);

DESCRIPTION

[CX] [Option Start] The functionality described on this reference page is aligned with the ISO C standard. Any conflict between the requirements described here and the ISO C standard is unintentional. This volume of POSIX.1-2024 defers to the ISO C standard. [Option End]

The thrd_detach() function shall change the thread thr from joinable to detached, indicating to the implementation that any resources allocated to the thread can be reclaimed when that thread terminates. The application shall ensure that the thread identified by thr has not been previously detached or joined with another thread.

[CX] [Option Start] The thrd_detach() function shall not be affected if the calling thread executes a signal handler during the call. [Option End]

RETURN VALUE

The thrd_detach() function shall return thrd_success on success or thrd_error if the request could not be honored.

ERRORS

No errors are defined.


The following sections are informative.

EXAMPLES

None.

APPLICATION USAGE

None.

RATIONALE

The thrd_detach() function is not affected by signal handlers for the reasons stated in XRAT B.2.3 Error Numbers .

FUTURE DIRECTIONS

None.

SEE ALSO

pthread_detach , thrd_create , thrd_join

XBD <threads.h>

CHANGE HISTORY

First released in Issue 8. Included for alignment with the ISO/IEC 9899:2018 standard.

End of informative text.

 

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