NAME | SYNOPSIS | API RESTRICTIONS | DESCRIPTION | RETURN VALUES | ERRORS | ATTRIBUTES | SEE ALSO | NOTES
$(OS_DIR)/lib/libpthreads.a #include <pthread.h>void pthread_cleanup_push(void (*handler, void *),void *arg);
The function or functions documented here may not be used safely in all application contexts with all APIs provided in the ChorusOS 5.0 product.
See API(5FEA) for details.
The pthread_cleanup_push() function pushes the specified cancellation cleanup handler routine, handler, onto the cancellation cleanup stack of the calling thread.
When a thread exits or is canceled and its cancellation cleanup stack is not empty, the cleanup handlers are invoked with the argument arg in last in, first out (LIFO) order from the cancellation cleanup stack.
The system generates a compile time error if pthread_cleanup_push() does not have a matching pthread_cleanup_pop().
Be aware that using longjmp() to jump into or out of a push/pop pair can lead to trouble, as either the matching push or the matching pop statement might not be executed.
The pthread_cleanup_push() function returns no value.
No errors are defined.
The pthread_cleanup_push() function will not return the error code EINTR.
See attributes(5)for descriptions of the following attributes:
ATTRIBUTE TYPE | ATTRIBUTE VALUE |
---|---|
Interface Stability | Evolving |
cancellation(3POSIX), longjmp(3STDC), pthread_cancel(3POSIX), pthread_cleanup_pop(3POSIX), pthread_exit(3POSIX), pthread_join(3POSIX), pthread_setcancelstate(3POSIX), pthread_setcanceltype(3POSIX), pthread_testcancel(3POSIX)
See cancellation(3POSIX) for a discussion of cancellation concepts.
NAME | SYNOPSIS | API RESTRICTIONS | DESCRIPTION | RETURN VALUES | ERRORS | ATTRIBUTES | SEE ALSO | NOTES