diff options
Diffstat (limited to 'sysdeps/mach/hurd/pt-mutex-transfer-np.c')
| -rw-r--r-- | sysdeps/mach/hurd/pt-mutex-transfer-np.c | 49 |
1 files changed, 25 insertions, 24 deletions
diff --git a/sysdeps/mach/hurd/pt-mutex-transfer-np.c b/sysdeps/mach/hurd/pt-mutex-transfer-np.c index dc70909..618ab5b 100644 --- a/sysdeps/mach/hurd/pt-mutex-transfer-np.c +++ b/sysdeps/mach/hurd/pt-mutex-transfer-np.c @@ -23,7 +23,8 @@ #include "pt-mutex.h" #include <hurdlock.h> -int __pthread_mutex_transfer_np (pthread_mutex_t *mtxp, pthread_t th) +int +__pthread_mutex_transfer_np (pthread_mutex_t *mtxp, pthread_t th) { struct __pthread *self = _pthread_self (); struct __pthread *pt = __pthread_getid (th); @@ -38,34 +39,34 @@ int __pthread_mutex_transfer_np (pthread_mutex_t *mtxp, pthread_t th) switch (MTX_TYPE (mtxp)) { - case PT_MTX_NORMAL: - break; + case PT_MTX_NORMAL: + break; - case PT_MTX_RECURSIVE: - case PT_MTX_ERRORCHECK: - if (!mtx_owned_p (mtxp, self, flags)) - ret = EPERM; - else - mtx_set_owner (mtxp, pt, flags); + case PT_MTX_RECURSIVE: + case PT_MTX_ERRORCHECK: + if (!mtx_owned_p (mtxp, self, flags)) + ret = EPERM; + else + mtx_set_owner (mtxp, pt, flags); - break; + break; - case PT_MTX_NORMAL | PTHREAD_MUTEX_ROBUST: - case PT_MTX_RECURSIVE | PTHREAD_MUTEX_ROBUST: - case PT_MTX_ERRORCHECK | PTHREAD_MUTEX_ROBUST: - /* Note that this can be used to transfer an inconsistent - * mutex as well. The new owner will still have the same - * flags as the original. */ - if (mtxp->__owner_id != self->thread || - (int)(mtxp->__lock & LLL_OWNER_MASK) != __getpid ()) - ret = EPERM; - else - mtxp->__owner_id = pt->thread; + case PT_MTX_NORMAL | PTHREAD_MUTEX_ROBUST: + case PT_MTX_RECURSIVE | PTHREAD_MUTEX_ROBUST: + case PT_MTX_ERRORCHECK | PTHREAD_MUTEX_ROBUST: + /* Note that this can be used to transfer an inconsistent + * mutex as well. The new owner will still have the same + * flags as the original. */ + if (mtxp->__owner_id != self->thread || + (int) (mtxp->__lock & LLL_OWNER_MASK) != __getpid ()) + ret = EPERM; + else + mtxp->__owner_id = pt->thread; - break; + break; - default: - ret = EINVAL; + default: + ret = EINVAL; } return (ret); |