diff options
Diffstat (limited to 'libpthread/linuxthreads/sysdeps')
-rw-r--r-- | libpthread/linuxthreads/sysdeps/pthread/bits/pthreadtypes.h | 38 |
1 files changed, 4 insertions, 34 deletions
diff --git a/libpthread/linuxthreads/sysdeps/pthread/bits/pthreadtypes.h b/libpthread/linuxthreads/sysdeps/pthread/bits/pthreadtypes.h index d1daef07a..db4c3790c 100644 --- a/libpthread/linuxthreads/sysdeps/pthread/bits/pthreadtypes.h +++ b/libpthread/linuxthreads/sysdeps/pthread/bits/pthreadtypes.h @@ -25,9 +25,8 @@ /* Fast locks (not abstract because mutexes and conditions aren't abstract). */ struct _pthread_fastlock { - long int __status; /* "Free" or "taken" or head of waiting list */ - int __spinlock; /* Used by compare_and_swap emulation. Also, - adaptive SMP lock stores spin count here. */ + long int __status; /* "Free" or "taken" or head of waiting list */ + int __spinlock; /* For compare-and-swap emulation */ }; #ifndef _PTHREAD_DESCR_DEFINED @@ -38,7 +37,7 @@ typedef struct _pthread_descr_struct *_pthread_descr; /* Attributes for threads. */ -typedef struct __pthread_attr_s +typedef struct { int __detachstate; int __schedpolicy; @@ -53,20 +52,10 @@ typedef struct __pthread_attr_s /* Conditions (not abstract because of PTHREAD_COND_INITIALIZER */ - -#ifdef __GLIBC_HAVE_LONG_LONG -__extension__ typedef long long __pthread_cond_align_t; -#else -typedef long __pthread_cond_align_t; -#endif - typedef struct { struct _pthread_fastlock __c_lock; /* Protect against concurrent access */ _pthread_descr __c_waiting; /* Threads waiting on this condition */ - char __padding[48 - sizeof (struct _pthread_fastlock) - - sizeof (_pthread_descr) - sizeof (__pthread_cond_align_t)]; - __pthread_cond_align_t __align; } pthread_cond_t; @@ -104,7 +93,7 @@ typedef struct typedef int pthread_once_t; -#if defined __USE_UNIX98 || defined __USE_XOPEN2K +#ifdef __USE_UNIX98 /* Read-write locks. */ typedef struct _pthread_rwlock_t { @@ -126,25 +115,6 @@ typedef struct } pthread_rwlockattr_t; #endif -#ifdef __USE_XOPEN2K -/* POSIX spinlock data type. */ -typedef volatile int pthread_spinlock_t; - -/* POSIX barrier. */ -typedef struct { - struct _pthread_fastlock __ba_lock; /* Lock to guarantee mutual exclusion */ - int __ba_required; /* Threads needed for completion */ - int __ba_present; /* Threads waiting */ - _pthread_descr __ba_waiting; /* Queue of waiting threads */ -} pthread_barrier_t; - -/* barrier attribute */ -typedef struct { - int __pshared; -} pthread_barrierattr_t; - -#endif - /* Thread identifiers */ typedef unsigned long int pthread_t; |