[v6,0/2] win32: close handles of threads that have been joined

Message

Johannes Schindelin via GitGitGadget Dec. 21, 2022, 4:35 a.m. UTC

After joining threads, the handle to the original thread should be closed as
it no longer needs to be open.

Signed-off-by: Seija Kijin [e-mail]

Seija Kijin (2):
  win32: close handles of threads that have been joined
  prep

 compat/win32/pthread.c | 28 +++++++++++++++-------------
 1 file changed, 15 insertions(+), 13 deletions(-)


base-commit: 7c2ef319c52c4997256f5807564523dfd4acdfc7
Published-As: https://github.com/gitgitgadget/git/releases/tag/pr-git-1406%2FAtariDreams%2Fjoin-v6
Fetch-It-Via: git fetch https://github.com/gitgitgadget/git pr-git-1406/AtariDreams/join-v6
Pull-Request: https://github.com/git/git/pull/1406

Range-diff vs v5:

 1:  94ed068d25b ! 1:  0b5afdb93db win32: close handles of threads that have been joined
     @@ Commit message
          After joining threads, the handle to the original thread
          should be closed as it no longer needs to be open.
      
     -    Because this only needs to happen if the
     -    WaitForSingleObject fails, the function was
     -    rewritten to accommodate this change.
     -
     -    The function is still POSIX compliant.
     +    This change makes the function POSIX compliant.
      
          Signed-off-by: Seija Kijin <[e-mail]>
      
     @@ compat/win32/pthread.c: int pthread_create(pthread_t *thread, const void *unused
      -			return EINVAL;
      -		default:
      -			return err_win_to_posix(GetLastError());
     -+	if (WaitForSingleObject(thread->handle, INFINITE) == WAIT_FAILED)
     ++	switch (WaitForSingleObject(thread->handle, INFINITE)) {
     ++	case WAIT_OBJECT_0:
     ++		if (value_ptr)
     ++			*value_ptr = thread->arg;
     ++		CloseHandle(thread->handle);
     ++		return 0;
     ++	case WAIT_ABANDONED:
     ++		CloseHandle(thread->handle);
     ++		return EINVAL;
     ++	default:
     ++		/* the function failed, so do not detach */
      +		return err_win_to_posix(GetLastError());
     -+
     -+	if (value_ptr) {
     -+		*value_ptr = thread->arg;
       	}
     -+
     -+	CloseHandle(thread->handle);
     -+	return 0;
       }
       
     - pthread_t pthread_self(void)
 -:  ----------- > 2:  5b35362e5d2 prep