bpo-44849: Fix os.set_inheritable() on FreeBSD 14 with O_PATH (GH-27623)

Fix the os.set_inheritable() function on FreeBSD 14 for file
descriptor opened with the O_PATH flag: ignore the EBADF error on
ioctl(), fallback on the fcntl() implementation.
This commit is contained in:
Victor Stinner 2021-08-06 15:15:10 +02:00 committed by GitHub
parent 15d3c14df3
commit c24896c0e3
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 8 additions and 3 deletions

View File

@ -0,0 +1,4 @@
Fix the :func:`os.set_inheritable` function on FreeBSD 14 for file descriptor
opened with the :data:`~os.O_PATH` flag: ignore the :data:`~errno.EBADF`
error on ``ioctl()``, fallback on the ``fcntl()`` implementation. Patch by
Victor Stinner.

View File

@ -1374,10 +1374,11 @@ set_inheritable(int fd, int inheritable, int raise, int *atomic_flag_works)
return 0;
}
#ifdef __linux__
#ifdef O_PATH
if (errno == EBADF) {
// On Linux, ioctl(FIOCLEX) will fail with EBADF for O_PATH file descriptors
// Fall through to the fcntl() path
// bpo-44849: On Linux and FreeBSD, ioctl(FIOCLEX) fails with EBADF
// on O_PATH file descriptors. Fall through to the fcntl()
// implementation.
}
else
#endif