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* From the original systhrds code.

Browse Source 
Turned out to be not entirely the same as *BSD's (constants with
   different names, existing and non existing constants), so I decided to
   make it platform dependant.
This commit is contained in:
marco 2002-10-18 18:03:57 +00:00
parent cbc005f1ef
commit eeb2a505a5
1 changed files with 208 additions and 0 deletions
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rtl/linux/pthread.inc Normal file
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{
$Id$
This file is part of the Free Pascal run time library.
Copyright (c) 1999-2000 by Peter Vreman
member of the Free Pascal development team.
See the file COPYING.FPC, included in this distribution,
for details about the copyright.
This file contains a pthread.h headerconversion for Linux.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
**********************************************************************}
{*****************************************************************************
Local POSIX Threads (pthread) imports
*****************************************************************************}
{ Attributes }
const
THREAD_PRIORITY_IDLE = 1;
THREAD_PRIORITY_LOWEST = 15;
THREAD_PRIORITY_BELOW_NORMAL = 30;
THREAD_PRIORITY_NORMAL = 50;
THREAD_PRIORITY_ABOVE_NORMAL = 70;
THREAD_PRIORITY_HIGHEST = 80;
THREAD_PRIORITY_TIME_CRITICAL = 99;
PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP : array [0..5]of Integer = (0, 0, 0, 1, 0, 0);
type
TThreadPriority = (tpIdle, tpLowest, tpLower, tpNormal, tpHigher, tpHighest, tpTimeCritical);
const
Priorities: array [TThreadPriority] of Integer = (
THREAD_PRIORITY_IDLE, THREAD_PRIORITY_LOWEST, THREAD_PRIORITY_BELOW_NORMAL,
THREAD_PRIORITY_NORMAL, THREAD_PRIORITY_ABOVE_NORMAL,
THREAD_PRIORITY_HIGHEST, THREAD_PRIORITY_TIME_CRITICAL
);
type
psched_param = ^sched_param;
sched_param = record
sched_priority : LongInt;
end;
ptimespec = ^timespec;
timespec = record
tv_sec : LongInt;
tv_nsec : LongInt;
end;
psigset_t = ^sigset_t;
sigset_t = DWORD; // unsigned long 32 bits
const
_POSIX_THREAD_THREADS_MAX = 64;
PTHREAD_THREADS_MAX = 512;
_POSIX_THREAD_KEYS_MAX = 128;
PTHREAD_KEYS_MAX = 128;
type
pthread_t = pointer;
ppthread_t = ^pthread_t;
p_pthread_queue = ^_pthread_queue;
_pthread_queue = record
head : pthread_t;
tail : pthread_t;
end;
ppthread_mutex_t = PRtlCriticalSection;
pthread_mutex_t = TRtlCriticalSection;
ppthread_cond_t = ^pthread_cond_t;
pthread_cond_t = record
c_spinlock : longint;
c_waiting : _pthread_queue;
end;
{ Attributes }
const
PTHREAD_CREATE_JOINABLE = 0;
PTHREAD_CREATE_DETACHED = 1;
PTHREAD_INHERIT_SCHED = 0;
PTHREAD_EXPLICIT_SCHED = 1;
PTHREAD_SCOPE_SYSTEM = 0;
PTHREAD_SCOPE_PROCESS = 1;
type
size_t = longint;
ppthread_attr_t = ^pthread_attr_t;
pthread_attr_t = record
detachstate : longint;
schedpolicy : longint;
schedparam : sched_param;
inheritsched : longint;
scope : longint;
__guardsize : size_t;
__stackaddr_set : longint;
__stackaddr : pointer;
__stacksize : size_t;
end;
ppthread_mutexattr_t = ^pthread_mutexattr_t;
pthread_mutexattr_t = record
mutexkind : longint;
end;
ppthread_condattr_t = ^pthread_condattr_t;
pthread_condattr_t = record
dummy : longint;
end;
ppthread_key_t = ^pthread_key_t;
pthread_key_t = cardinal;
ppthread_once_t = ^pthread_once_t;
pthread_once_t = longint;
const
PTHREAD_ONCE_INIT = 0;
type
tpcb_routine = Procedure(P:Pointer); cdecl;
p_pthread_cleanup_buffer = ^_pthread_cleanup_buffer;
_pthread_cleanup_buffer = record
routine : tpcb_routine; { Function to call. }
arg : Pointer; { Its argument. }
canceltype:LongInt; { Saved cancellation type. }
prev : p_pthread_cleanup_buffer; { Chaining of cleanup functions. }
end;
__start_routine_t = function (_para1:pointer):pointer;cdecl;
__destr_function_t = procedure (_para1:pointer);
t_pthread_cleanup_push_routine = procedure (_para1:pointer);
t_pthread_cleanup_push_defer_routine = procedure (_para1:pointer);
function pthread_create(__thread:ppthread_t; __attr:ppthread_attr_t;__start_routine: __start_routine_t;__arg:pointer):longint;cdecl;external;
function pthread_self:pthread_t;cdecl;external;
function pthread_equal(__thread1:pthread_t; __thread2:pthread_t):longint;cdecl;external;
procedure pthread_exit(__retval:pointer);cdecl;external;
function pthread_join(__th:pthread_t; __thread_return:ppointer):longint;cdecl;external;
function pthread_detach(__th:pthread_t):longint;cdecl;external;
function pthread_attr_init(__attr:ppthread_attr_t):longint;cdecl;external;
function pthread_attr_destroy(__attr:ppthread_attr_t):longint;cdecl;external;
function pthread_attr_setdetachstate(__attr:ppthread_attr_t; __detachstate:longint):longint;cdecl;external;
function pthread_attr_getdetachstate(__attr:ppthread_attr_t; __detachstate:plongint):longint;cdecl;external;
function pthread_attr_setschedparam(__attr:ppthread_attr_t; __param:psched_param):longint;cdecl;external;
function pthread_attr_getschedparam(__attr:ppthread_attr_t; __param:psched_param):longint;cdecl;external;
function pthread_attr_setschedpolicy(__attr:ppthread_attr_t; __policy:longint):longint;cdecl;external;
function pthread_attr_getschedpolicy(__attr:ppthread_attr_t; __policy:plongint):longint;cdecl;external;
function pthread_attr_setinheritsched(__attr:ppthread_attr_t; __inherit:longint):longint;cdecl;external;
function pthread_attr_getinheritsched(__attr:ppthread_attr_t; __inherit:plongint):longint;cdecl;external;
function pthread_attr_setscope(__attr:ppthread_attr_t; __scope:longint):longint;cdecl;external;
function pthread_attr_getscope(__attr:ppthread_attr_t; __scope:plongint):longint;cdecl;external;
function pthread_setschedparam(__target_thread:pthread_t; __policy:longint; __param:psched_param):longint;cdecl;external;
function pthread_getschedparam(__target_thread:pthread_t; __policy:plongint; __param:psched_param):longint;cdecl;external;
function pthread_mutex_init(__mutex:ppthread_mutex_t; __mutex_attr:ppthread_mutexattr_t):longint;cdecl;external;
function pthread_mutex_destroy(__mutex:ppthread_mutex_t):longint;cdecl;external;
function pthread_mutex_trylock(__mutex:ppthread_mutex_t):longint;cdecl;external;
function pthread_mutex_lock(__mutex:ppthread_mutex_t):longint;cdecl;external;
function pthread_mutex_unlock(__mutex:ppthread_mutex_t):longint;cdecl;external;
function pthread_mutexattr_init(__attr:ppthread_mutexattr_t):longint;cdecl;external;
function pthread_mutexattr_destroy(__attr:ppthread_mutexattr_t):longint;cdecl;external;
function pthread_mutexattr_setkind_np(__attr:ppthread_mutexattr_t; __kind:longint):longint;cdecl;external;
function pthread_mutexattr_getkind_np(__attr:ppthread_mutexattr_t; __kind:plongint):longint;cdecl;external;
function pthread_cond_init(__cond:ppthread_cond_t; __cond_attr:ppthread_condattr_t):longint;cdecl;external;
function pthread_cond_destroy(__cond:ppthread_cond_t):longint;cdecl;external;
function pthread_cond_signal(__cond:ppthread_cond_t):longint;cdecl;external;
function pthread_cond_broadcast(__cond:ppthread_cond_t):longint;cdecl;external;
function pthread_cond_wait(__cond:ppthread_cond_t; __mutex:ppthread_mutex_t):longint;cdecl;external;
function pthread_cond_timedwait(__cond:ppthread_cond_t; __mutex:ppthread_mutex_t; __abstime:ptimespec):longint;cdecl;external;
function pthread_condattr_init(__attr:ppthread_condattr_t):longint;cdecl;external;
function pthread_condattr_destroy(__attr:ppthread_condattr_t):longint;cdecl;external;
function pthread_key_create(__key:ppthread_key_t; __destr_function:__destr_function_t):longint;cdecl;external;
function pthread_key_delete(__key:pthread_key_t):longint;cdecl;external;
function pthread_setspecific(__key:pthread_key_t; __pointer:pointer):longint;cdecl;external;
function pthread_getspecific(__key:pthread_key_t):pointer;cdecl;external;
function pthread_once(__once_control:ppthread_once_t; __init_routine:tprocedure ):longint;cdecl;external;
function pthread_setcancelstate(__state:longint; __oldstate:plongint):longint;cdecl;external;
function pthread_setcanceltype(__type:longint; __oldtype:plongint):longint;cdecl;external;
function pthread_cancel(__thread:pthread_t):longint;cdecl;external;
procedure pthread_testcancel;cdecl;external;
procedure _pthread_cleanup_push(__buffer:p_pthread_cleanup_buffer;__routine:t_pthread_cleanup_push_routine; __arg:pointer);cdecl;external;
procedure _pthread_cleanup_push_defer(__buffer:p_pthread_cleanup_buffer;__routine:t_pthread_cleanup_push_defer_routine; __arg:pointer);cdecl;external;
function pthread_sigmask(__how:longint; __newmask:psigset_t; __oldmask:psigset_t):longint;cdecl;external;
function pthread_kill(__thread:pthread_t; __signo:longint):longint;cdecl;external;
function sigwait(__set:psigset_t; __sig:plongint):longint;cdecl;external;
function pthread_atfork(__prepare:tprocedure ; __parent:tprocedure ; __child:tprocedure ):longint;cdecl;external;
procedure pthread_kill_other_threads_np;cdecl;external;
{
$Log$
Revision 1.1 2002-10-18 18:03:57 marco
* From the original systhrds code.
Turned out to be not entirely the same as *BSD's (constants with
different names, existing and non existing constants), so I decided to
make it platform dependant.
}