diff options
Diffstat (limited to 'ace/os_include/os_pthread.h')
| -rw-r--r-- | ace/os_include/os_pthread.h | 445 |
1 files changed, 0 insertions, 445 deletions
diff --git a/ace/os_include/os_pthread.h b/ace/os_include/os_pthread.h deleted file mode 100644 index bcdcbdc6d05..00000000000 --- a/ace/os_include/os_pthread.h +++ /dev/null @@ -1,445 +0,0 @@ -// -*- C++ -*- - -//============================================================================= -/** - * @file os_pthread.h - * - * threads - * - * $Id$ - * - * @author Don Hinton <dhinton@dresystems.com> - * @author This code was originally in various places including ace/OS.h. - */ -//============================================================================= - -#ifndef ACE_OS_INCLUDE_OS_PTHREAD_H -#define ACE_OS_INCLUDE_OS_PTHREAD_H - -#include /**/ "ace/pre.h" - -#include "ace/config-all.h" - -#if !defined (ACE_LACKS_PRAGMA_ONCE) -# pragma once -#endif /* ACE_LACKS_PRAGMA_ONCE */ - -#if defined (ACE_HAS_PRIOCNTL) - // Need to #include thread.h before #defining THR_BOUND, etc., - // when building without threads on SunOS 5.x. -# if defined (sun) -# include /**/ <thread.h> -# endif /* sun */ - - // Need to #include these before #defining USYNC_PROCESS on SunOS 5.x. -# include /**/ <sys/rtpriocntl.h> -# include /**/ <sys/tspriocntl.h> -#endif /* ACE_HAS_PRIOCNTL */ - -#include "ace/os_include/sys/os_types.h" - -// This needs to go here *first* to avoid problems with AIX. -# if defined (ACE_HAS_PTHREADS) -# define ACE_DONT_INCLUDE_ACE_SIGNAL_H -# include "ace/os_include/os_signal.h" -# undef ACE_DONT_INCLUDE_ACE_SIGNAL_H -# if defined (DIGITAL_UNIX) -# define pthread_self __pthread_self -extern "C" pthread_t pthread_self (void); -# endif /* DIGITAL_UNIX */ - -# if defined (HPUX_10) -// HP-UX 10 needs to see cma_sigwait, and since _CMA_NOWRAPPERS_ is defined, -// this header does not get included from pthreads.h. -# include /**/ <dce/cma_sigwait.h> -# endif /* HPUX_10 */ -# endif /* ACE_HAS_PTHREADS */ - - -#if !defined (ACE_LACKS_PTHREAD_H) - extern "C" { -# if defined (ACE_TANDEM_T1248_PTHREADS) -# include /**/ <spthread.h> -# else -# include /**/ <pthread.h> -# endif - } -#endif /* !ACE_LACKS_PTHREAD_H */ - -// @todo: need to reoganize to put includes at the top and the rest of the -// code at the bottom. Also, move the classes out of this file. -#if defined (ACE_HAS_PTHREADS) -# define ACE_SCHED_OTHER SCHED_OTHER -# define ACE_SCHED_FIFO SCHED_FIFO -# define ACE_SCHED_RR SCHED_RR - -// Definitions for mapping POSIX pthreads draft 6 into 1003.1c names - -# if defined (ACE_HAS_PTHREADS_DRAFT6) -# define PTHREAD_SCOPE_PROCESS PTHREAD_SCOPE_LOCAL -# define PTHREAD_SCOPE_SYSTEM PTHREAD_SCOPE_GLOBAL -# define PTHREAD_CREATE_UNDETACHED 0 -# define PTHREAD_CREATE_DETACHED 1 -# define PTHREAD_CREATE_JOINABLE 0 -# define PTHREAD_EXPLICIT_SCHED 0 -# define PTHREAD_MIN_PRIORITY 0 -# define PTHREAD_MAX_PRIORITY 126 -# endif /* ACE_HAS_PTHREADS_DRAFT6 */ - -// Definitions for THREAD- and PROCESS-LEVEL priorities...some -// implementations define these while others don't. In order to -// further complicate matters, we don't redefine the default (*_DEF) -// values if they've already been defined, which allows individual -// programs to have their own ACE-wide "default". - -// PROCESS-level values -# if (defined (_POSIX_PRIORITY_SCHEDULING) || defined (ACE_TANDEM_T1248_PTHREADS)) \ - && !defined(_UNICOS) && !defined(UNIXWARE_7_1) -# define ACE_PROC_PRI_FIFO_MIN (sched_get_priority_min(SCHED_FIFO)) -# define ACE_PROC_PRI_RR_MIN (sched_get_priority_min(SCHED_RR)) -# if defined (HPUX) - // HP-UX's other is the SCHED_HPUX class, which uses historical - // values that have reverse semantics from POSIX (low value is - // more important priority). To use these in pthreads calls, - // the values need to be converted. The other scheduling classes - // don't need this special treatment. -# define ACE_PROC_PRI_OTHER_MIN \ - (sched_get_priority_min(SCHED_OTHER)) -# else -# define ACE_PROC_PRI_OTHER_MIN (sched_get_priority_min(SCHED_OTHER)) -# endif /* HPUX */ -# else /* UNICOS is missing a sched_get_priority_min() implementation, - SCO too */ -# define ACE_PROC_PRI_FIFO_MIN 0 -# define ACE_PROC_PRI_RR_MIN 0 -# define ACE_PROC_PRI_OTHER_MIN 0 -# endif - -# if defined (_POSIX_PRIORITY_SCHEDULING) && !defined(UNIXWARE_7_1) -# define ACE_PROC_PRI_FIFO_MAX (sched_get_priority_max(SCHED_FIFO)) -# define ACE_PROC_PRI_RR_MAX (sched_get_priority_max(SCHED_RR)) -# if defined (HPUX) -# define ACE_PROC_PRI_OTHER_MAX \ - (sched_get_priority_max(SCHED_OTHER)) -# else -# define ACE_PROC_PRI_OTHER_MAX (sched_get_priority_max(SCHED_OTHER)) -# endif /* HPUX */ -# else /* SCO missing sched_get_priority_max() implementation */ -# define ACE_PROC_PRI_FIFO_MAX 59 -# define ACE_PROC_PRI_RR_MAX 59 -# define ACE_PROC_PRI_OTHER_MAX 59 -# endif - -# if !defined(ACE_PROC_PRI_FIFO_DEF) -# define ACE_PROC_PRI_FIFO_DEF (ACE_PROC_PRI_FIFO_MIN + (ACE_PROC_PRI_FIFO_MAX - ACE_PROC_PRI_FIFO_MIN)/2) -# endif -# if !defined(ACE_PROC_PRI_RR_DEF) -# define ACE_PROC_PRI_RR_DEF (ACE_PROC_PRI_RR_MIN + (ACE_PROC_PRI_RR_MAX - ACE_PROC_PRI_RR_MIN)/2) -# endif -# if !defined(ACE_PROC_PRI_OTHER_DEF) -# define ACE_PROC_PRI_OTHER_DEF (ACE_PROC_PRI_OTHER_MIN + (ACE_PROC_PRI_OTHER_MAX - ACE_PROC_PRI_OTHER_MIN)/2) -# endif - -// THREAD-level values -# if defined(PRI_FIFO_MIN) && defined(PRI_FIFO_MAX) && defined(PRI_RR_MIN) && defined(PRI_RR_MAX) && defined(PRI_OTHER_MIN) && defined(PRI_OTHER_MAX) -# if !defined (ACE_THR_PRI_FIFO_MIN) -# define ACE_THR_PRI_FIFO_MIN (long) PRI_FIFO_MIN -# endif /* !ACE_THR_PRI_FIFO_MIN */ -# if !defined (ACE_THR_PRI_FIFO_MAX) -# define ACE_THR_PRI_FIFO_MAX (long) PRI_FIFO_MAX -# endif /* !ACE_THR_PRI_FIFO_MAX */ -# if !defined (ACE_THR_PRI_RR_MIN) -# define ACE_THR_PRI_RR_MIN (long) PRI_RR_MIN -# endif /* !ACE_THR_PRI_RR_MIN */ -# if !defined (ACE_THR_PRI_RR_MAX) -# define ACE_THR_PRI_RR_MAX (long) PRI_RR_MAX -# endif /* !ACE_THR_PRI_RR_MAX */ -# if !defined (ACE_THR_PRI_OTHER_MIN) -# define ACE_THR_PRI_OTHER_MIN (long) PRI_OTHER_MIN -# endif /* !ACE_THR_PRI_OTHER_MIN */ -# if !defined (ACE_THR_PRI_OTHER_MAX) -# define ACE_THR_PRI_OTHER_MAX (long) PRI_OTHER_MAX -# endif /* !ACE_THR_PRI_OTHER_MAX */ -# elif defined (AIX) - // AIX's priority range is 1 (low) to 127 (high). There aren't - // any preprocessor macros I can find. PRIORITY_MIN is for - // process priorities, as far as I can see, and does not apply - // to thread priority. The 1 to 127 range is from the - // pthread_attr_setschedparam man page (Steve Huston, 18-May-2001). -# if !defined (ACE_THR_PRI_FIFO_MIN) -# define ACE_THR_PRI_FIFO_MIN (long) 1 -# endif /* !ACE_THR_PRI_FIFO_MIN */ -# if !defined (ACE_THR_PRI_FIFO_MAX) -# define ACE_THR_PRI_FIFO_MAX (long) 127 -# endif /* !ACE_THR_PRI_FIFO_MAX */ -# if !defined (ACE_THR_PRI_RR_MIN) -# define ACE_THR_PRI_RR_MIN (long) 1 -# endif /* !ACE_THR_PRI_RR_MIN */ -# if !defined (ACE_THR_PRI_RR_MAX) -# define ACE_THR_PRI_RR_MAX (long) 127 -# endif /* !ACE_THR_PRI_RR_MAX */ -# if !defined (ACE_THR_PRI_OTHER_MIN) -# define ACE_THR_PRI_OTHER_MIN (long) 1 -# endif /* !ACE_THR_PRI_OTHER_MIN */ -# if !defined (ACE_THR_PRI_OTHER_MAX) -# define ACE_THR_PRI_OTHER_MAX (long) 127 -# endif /* !ACE_THR_PRI_OTHER_MAX */ -# elif defined (sun) -# if !defined (ACE_THR_PRI_FIFO_MIN) -# define ACE_THR_PRI_FIFO_MIN (long) 0 -# endif /* !ACE_THR_PRI_FIFO_MIN */ -# if !defined (ACE_THR_PRI_FIFO_MAX) -# define ACE_THR_PRI_FIFO_MAX (long) 59 -# endif /* !ACE_THR_PRI_FIFO_MAX */ -# if !defined (ACE_THR_PRI_RR_MIN) -# define ACE_THR_PRI_RR_MIN (long) 0 -# endif /* !ACE_THR_PRI_RR_MIN */ -# if !defined (ACE_THR_PRI_RR_MAX) -# define ACE_THR_PRI_RR_MAX (long) 59 -# endif /* !ACE_THR_PRI_RR_MAX */ -# if !defined (ACE_THR_PRI_OTHER_MIN) -# define ACE_THR_PRI_OTHER_MIN (long) 0 -# endif /* !ACE_THR_PRI_OTHER_MIN */ -# if !defined (ACE_THR_PRI_OTHER_MAX) -# define ACE_THR_PRI_OTHER_MAX (long) 127 -# endif /* !ACE_THR_PRI_OTHER_MAX */ -# else -# if !defined (ACE_THR_PRI_FIFO_MIN) -# define ACE_THR_PRI_FIFO_MIN (long) ACE_PROC_PRI_FIFO_MIN -# endif /* !ACE_THR_PRI_FIFO_MIN */ -# if !defined (ACE_THR_PRI_FIFO_MAX) -# define ACE_THR_PRI_FIFO_MAX (long) ACE_PROC_PRI_FIFO_MAX -# endif /* !ACE_THR_PRI_FIFO_MAX */ -# if !defined (ACE_THR_PRI_RR_MIN) -# define ACE_THR_PRI_RR_MIN (long) ACE_PROC_PRI_RR_MIN -# endif /* !ACE_THR_PRI_RR_MIN */ -# if !defined (ACE_THR_PRI_RR_MAX) -# define ACE_THR_PRI_RR_MAX (long) ACE_PROC_PRI_RR_MAX -# endif /* !ACE_THR_PRI_RR_MAX */ -# if !defined (ACE_THR_PRI_OTHER_MIN) -# define ACE_THR_PRI_OTHER_MIN (long) ACE_PROC_PRI_OTHER_MIN -# endif /* !ACE_THR_PRI_OTHER_MIN */ -# if !defined (ACE_THR_PRI_OTHER_MAX) -# define ACE_THR_PRI_OTHER_MAX (long) ACE_PROC_PRI_OTHER_MAX -# endif /* !ACE_THR_PRI_OTHER_MAX */ -# endif -# if !defined(ACE_THR_PRI_FIFO_DEF) -# define ACE_THR_PRI_FIFO_DEF ((ACE_THR_PRI_FIFO_MIN + ACE_THR_PRI_FIFO_MAX)/2) -# endif -# if !defined(ACE_THR_PRI_RR_DEF) -# define ACE_THR_PRI_RR_DEF ((ACE_THR_PRI_RR_MIN + ACE_THR_PRI_RR_MAX)/2) -# endif -# if !defined(ACE_THR_PRI_OTHER_DEF) -# define ACE_THR_PRI_OTHER_DEF ((ACE_THR_PRI_OTHER_MIN + ACE_THR_PRI_OTHER_MAX)/2) -# endif - // Typedefs to help compatibility with Windows NT and Pthreads. - typedef pthread_t ACE_hthread_t; - typedef pthread_t ACE_thread_t; - - // native TSS key type - typedef pthread_key_t ACE_OS_thread_key_t; - // TSS key type to be used by application -# if defined (ACE_HAS_TSS_EMULATION) - typedef u_int ACE_thread_key_t; -# else /* ! ACE_HAS_TSS_EMULATION */ - typedef ACE_OS_thread_key_t ACE_thread_key_t; -# endif /* ! ACE_HAS_TSS_EMULATION */ - -# if !defined (ACE_LACKS_COND_T) - typedef pthread_mutex_t ACE_mutex_t; - typedef pthread_cond_t ACE_cond_t; - typedef pthread_condattr_t ACE_condattr_t; - typedef pthread_mutexattr_t ACE_mutexattr_t; -# endif /* ! ACE_LACKS_COND_T */ - typedef pthread_mutex_t ACE_thread_mutex_t; - -# if !defined (PTHREAD_CANCEL_DISABLE) -# define PTHREAD_CANCEL_DISABLE 0 -# endif /* PTHREAD_CANCEL_DISABLE */ - -# if !defined (PTHREAD_CANCEL_ENABLE) -# define PTHREAD_CANCEL_ENABLE 0 -# endif /* PTHREAD_CANCEL_ENABLE */ - -# if !defined (PTHREAD_CANCEL_DEFERRED) -# define PTHREAD_CANCEL_DEFERRED 0 -# endif /* PTHREAD_CANCEL_DEFERRED */ - -# if !defined (PTHREAD_CANCEL_ASYNCHRONOUS) -# define PTHREAD_CANCEL_ASYNCHRONOUS 0 -# endif /* PTHREAD_CANCEL_ASYNCHRONOUS */ - -# define THR_CANCEL_DISABLE PTHREAD_CANCEL_DISABLE -# define THR_CANCEL_ENABLE PTHREAD_CANCEL_ENABLE -# define THR_CANCEL_DEFERRED PTHREAD_CANCEL_DEFERRED -# define THR_CANCEL_ASYNCHRONOUS PTHREAD_CANCEL_ASYNCHRONOUS - -# if !defined (PTHREAD_CREATE_JOINABLE) -# if defined (PTHREAD_CREATE_UNDETACHED) -# define PTHREAD_CREATE_JOINABLE PTHREAD_CREATE_UNDETACHED -# else -# define PTHREAD_CREATE_JOINABLE 0 -# endif /* PTHREAD_CREATE_UNDETACHED */ -# endif /* PTHREAD_CREATE_JOINABLE */ - -# if !defined (PTHREAD_CREATE_DETACHED) -# define PTHREAD_CREATE_DETACHED 1 -# endif /* PTHREAD_CREATE_DETACHED */ - -# if !defined (PTHREAD_PROCESS_PRIVATE) && !defined (ACE_HAS_PTHREAD_PROCESS_ENUM) -# if defined (PTHREAD_MUTEXTYPE_FAST) -# define PTHREAD_PROCESS_PRIVATE PTHREAD_MUTEXTYPE_FAST -# else -# define PTHREAD_PROCESS_PRIVATE 0 -# endif /* PTHREAD_MUTEXTYPE_FAST */ -# endif /* PTHREAD_PROCESS_PRIVATE */ - -# if !defined (PTHREAD_PROCESS_SHARED) && !defined (ACE_HAS_PTHREAD_PROCESS_ENUM) -# if defined (PTHREAD_MUTEXTYPE_FAST) -# define PTHREAD_PROCESS_SHARED PTHREAD_MUTEXTYPE_FAST -# else -# define PTHREAD_PROCESS_SHARED 1 -# endif /* PTHREAD_MUTEXTYPE_FAST */ -# endif /* PTHREAD_PROCESS_SHARED */ - -# if defined (ACE_HAS_PTHREADS_DRAFT4) -# if defined (PTHREAD_PROCESS_PRIVATE) -# if !defined (USYNC_THREAD) -# define USYNC_THREAD PTHREAD_PROCESS_PRIVATE -# endif /* ! USYNC_THREAD */ -# else -# if !defined (USYNC_THREAD) -# define USYNC_THREAD MUTEX_NONRECURSIVE_NP -# endif /* ! USYNC_THREAD */ -# endif /* PTHREAD_PROCESS_PRIVATE */ - -# if defined (PTHREAD_PROCESS_SHARED) -# if !defined (USYNC_PROCESS) -# define USYNC_PROCESS PTHREAD_PROCESS_SHARED -# endif /* ! USYNC_PROCESS */ -# else -# if !defined (USYNC_PROCESS) -# define USYNC_PROCESS MUTEX_NONRECURSIVE_NP -# endif /* ! USYNC_PROCESS */ -# endif /* PTHREAD_PROCESS_SHARED */ -# elif !defined (ACE_HAS_STHREADS) -# if !defined (USYNC_THREAD) -# define USYNC_THREAD PTHREAD_PROCESS_PRIVATE -# endif /* ! USYNC_THREAD */ -# if !defined (USYNC_PROCESS) -# define USYNC_PROCESS PTHREAD_PROCESS_SHARED -# endif /* ! USYNC_PROCESS */ -# endif /* ACE_HAS_PTHREADS_DRAFT4 */ - - /* MM-Graz: prevent warnings */ -# if !defined (UNIXWARE_7_1) -# undef THR_BOUND -# undef THR_NEW_LWP -# undef THR_DETACHED -# undef THR_SUSPENDED -# undef THR_DAEMON - -# define THR_BOUND 0x00000001 -# if defined (CHORUS) -# define THR_NEW_LWP 0x00000000 -# else -# define THR_NEW_LWP 0x00000002 -# endif /* CHORUS */ -# define THR_DETACHED 0x00000040 -# define THR_SUSPENDED 0x00000080 -# define THR_DAEMON 0x00000100 -# define THR_SCHED_FIFO 0x00020000 -# define THR_SCHED_RR 0x00040000 -# define THR_SCHED_DEFAULT 0x00080000 -# endif /* UNIXWARE_7_1 */ - -# define THR_JOINABLE 0x00010000 - -# if defined (ACE_HAS_IRIX62_THREADS) -# define THR_SCOPE_SYSTEM 0x00100000 -# else -# define THR_SCOPE_SYSTEM THR_BOUND -# endif /*ACE_HAS_IRIX62_THREADS*/ - -# define THR_SCOPE_PROCESS 0x00200000 -# define THR_INHERIT_SCHED 0x00400000 -# define THR_EXPLICIT_SCHED 0x00800000 -# define THR_SCHED_IO 0x01000000 - -# if !defined (ACE_HAS_STHREADS) -# if !defined (ACE_HAS_POSIX_SEM) - -// This needs to be moved out of here. -#include "ace/ACE_export.h" -/** - * @class ACE_sema_t - * - * @brief This is used to implement semaphores for platforms that support - * POSIX pthreads, but do *not* support POSIX semaphores, i.e., - * it's a different type than the POSIX <sem_t>. - */ -class ACE_Export ACE_sema_t -{ -public: - /// Serialize access to internal state. - ACE_mutex_t lock_; - - /// Block until there are no waiters. - ACE_cond_t count_nonzero_; - - /// Count of the semaphore. - u_long count_; - - /// Number of threads that have called <ACE_OS::sema_wait>. - u_long waiters_; -}; -# endif /* !ACE_HAS_POSIX_SEM */ - -# if defined (ACE_LACKS_PTHREAD_YIELD) && defined (ACE_HAS_THR_YIELD) - // If we are on Solaris we can just reuse the existing - // implementations of these synchronization types. -# if !defined (ACE_LACKS_RWLOCK_T) -# include /**/ <synch.h> - typedef rwlock_t ACE_rwlock_t; -# endif /* !ACE_LACKS_RWLOCK_T */ -# include /**/ <thread.h> -# endif /* (ACE_LACKS_PTHREAD_YIELD) && defined (ACE_HAS_THR_YIELD) */ - -# else -# if !defined (ACE_HAS_POSIX_SEM) - typedef sema_t ACE_sema_t; -# endif /* !ACE_HAS_POSIX_SEM */ -# endif /* !ACE_HAS_STHREADS */ - -# if defined (ACE_HAS_PTHREADS_UNIX98_EXT) - typedef pthread_rwlock_t ACE_rwlock_t; -# endif /* ACE_HAS_PTHREADS_UNIX98_EXT */ - -# if defined (__GLIBC__) && ((__GLIBC__ > 2) || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 2)) - - // glibc 2.2.x or better has pthread_mutex_timedlock() -# ifndef ACE_HAS_MUTEX_TIMEOUTS -# define ACE_HAS_MUTEX_TIMEOUTS -# endif /* ACE_HAS_MUTEX_TIMEOUTS */ - - // Use new pthread_attr_setstack if XPG6 support is enabled. -# if defined (_XOPEN_SOURCE) && (_XOPEN_SOURCE - 0) >= 600 -# if !defined (ACE_HAS_PTHREAD_SETSTACK) -# define ACE_HAS_PTHREAD_SETSTACK -# endif /* ACE_HAS_PTHREAD_SETSTACK */ -# endif /* (_XOPEN_SOURCE - 0) >= 600 */ - -# if !defined (_XOPEN_SOURCE) \ - || (defined (_XOPEN_SOURCE) && (_XOPEN_SOURCE - 0) < 600) - // pthread_mutex_timedlock() prototype is not visible if _XOPEN_SOURCE - // is not >= 600 (i.e. for XPG6). - extern "C" int pthread_mutex_timedlock (pthread_mutex_t *mutex, - const struct timespec * abstime); -# endif /* _XOPEN_SOURCE && _XOPEN_SOURCE < 600 */ - -# endif /* linux && ((__GLIBC__ > 2) || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 2)) */ - -#endif /* ACE_HAS_PTHREADS */ - -#include /**/ "ace/post.h" -#endif /* ACE_OS_INCLUDE_OS_PTHREAD_H */ |