1#include "pthread_impl.h"
2
3int pthread_mutex_destroy(pthread_mutex_t *mutex)
4{
5#ifdef __wasilibc_unmodified_upstream
6 /* If the mutex being destroyed is process-shared and has nontrivial
7 * type (tracking ownership), it might be in the pending slot of a
8 * robust_list; wait for quiescence. */
9 if (mutex->_m_type > 128) __vm_wait();
10#else
11 /* For now, wasi-libc chooses to avoid implementing robust mutex support
12 * though this could be added later. The error code indicates that the
13 * mutex was an invalid type, but it would be more accurate as
14 * "unimplemented". */
15 if (mutex->_m_type > 128) return EINVAL;
16#endif
17 return 0;
18}