776 lines
25 KiB
Ada
776 lines
25 KiB
Ada
------------------------------------------------------------------------------
|
|
-- --
|
|
-- GNU ADA RUNTIME LIBRARY (GNARL) COMPONENTS --
|
|
-- --
|
|
-- S Y S T E M . O S _ I N T E R F A C E --
|
|
-- --
|
|
-- S p e c --
|
|
-- (Version for new GNARL) --
|
|
-- --
|
|
-- $Revision: 1.1 $ --
|
|
-- --
|
|
-- Copyright (C) 1991,92,93,94,95,1996 Free Software Foundation, Inc. --
|
|
-- --
|
|
-- GNARL is free software; you can redistribute it and/or modify it under --
|
|
-- terms of the GNU General Public License as published by the Free Soft- --
|
|
-- ware Foundation; either version 2, or (at your option) any later ver- --
|
|
-- sion. GNARL is distributed in the hope that it will be useful, but WITH- --
|
|
-- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
|
|
-- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
|
|
-- for more details. You should have received a copy of the GNU General --
|
|
-- Public License distributed with GNARL; see file COPYING. If not, write --
|
|
-- to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, --
|
|
-- MA 02111-1307, USA. --
|
|
-- --
|
|
-- As a special exception, if other files instantiate generics from this --
|
|
-- unit, or you link this unit with other files to produce an executable, --
|
|
-- this unit does not by itself cause the resulting executable to be --
|
|
-- covered by the GNU General Public License. This exception does not --
|
|
-- however invalidate any other reasons why the executable file might be --
|
|
-- covered by the GNU Public License. --
|
|
-- --
|
|
-- GNARL was developed by the GNARL team at Florida State University. It is --
|
|
-- now maintained by Ada Core Technologies Inc. in cooperation with Florida --
|
|
-- State University (http://www.gnat.com). --
|
|
-- --
|
|
------------------------------------------------------------------------------
|
|
|
|
-- This is the FreeBSD PTHREADS version of this package
|
|
|
|
-- This is only a first approximation.
|
|
-- It should be autogenerated by the m4 macro processor.
|
|
-- Contributed by Daniel Eischen (deischen@iworks.InterWorks.org)
|
|
|
|
-- DO NOT EDIT this file.
|
|
-- It was automatically generated from another file by the m4 macro processor.
|
|
-- The name of the file you should edit is the same as this one, but with
|
|
-- ".ads" replaced by ".sm4", or
|
|
-- ".adb" replaced by ".bm4", or
|
|
-- ".c" replaced by ".cm4", or
|
|
-- ".dat" replaced by ".tm4"
|
|
|
|
-- Local options selected:
|
|
-- __TARGET = i386-unknown-freebsd
|
|
-- __ARCH = I386
|
|
-- __OS = FREEBSD
|
|
-- __HAS_SIGCONTEXT = 1
|
|
-- __HAS_UCONTEXT = 0
|
|
-- __THREADS = POSIX_THREADS
|
|
-- __THREAD_VARIANT = ??
|
|
-- __HAS_TIMESPEC = 1
|
|
-- __HAS_NANOSLEEP = 1
|
|
-- __HAS_CLOCK_GETTIME = 0
|
|
-- __HAS_GETTIMEOFDAY = 1
|
|
-- __POSIX_THREAD_PRIO_PROTECT = 0
|
|
-- __POSIX_THREAD_PRIO_INHERIT = 0
|
|
-- __POSIX_THREAD_ATTR_STACKADDR = 1
|
|
-- __POSIX_THREAD_ATTR_STACKSIZE = 1
|
|
-- __POSIX_THREAD_PRIORITY_SCHEDULING = 0
|
|
|
|
-- This package encapsulates all direct interfaces to OS services
|
|
-- that are needed by children of System.
|
|
|
|
-- PLEASE DO NOT add any with-clauses to this package
|
|
-- or remove the pragma Elaborate_Body.
|
|
-- It is designed to be a bottom-level (leaf) package.
|
|
|
|
-- This version is for POSIX-like operating systems
|
|
-- The original file "s-osinte.sm4" contains conditional
|
|
-- macro calls that allow selection of various options.
|
|
-- The options selected for this expansion were:
|
|
|
|
-- When adding new signals to s-osinte.sm4, don't forget to update
|
|
-- cconst.dat (m4 macro definition data-file) and the files
|
|
-- s-intnam.ads (package Ada.Interrupt_Names) for the various ports.
|
|
|
|
with Interfaces.C;
|
|
package System.OS_Interface is
|
|
pragma Preelaborate;
|
|
|
|
pragma Linker_Options ("-lc_r");
|
|
|
|
subtype int is Interfaces.C.int;
|
|
subtype short is Interfaces.C.short;
|
|
subtype long is Interfaces.C.long;
|
|
subtype unsigned is Interfaces.C.unsigned;
|
|
subtype unsigned_short is Interfaces.C.unsigned_short;
|
|
subtype unsigned_long is Interfaces.C.unsigned_long;
|
|
subtype unsigned_char is Interfaces.C.unsigned_char;
|
|
subtype plain_char is Interfaces.C.plain_char;
|
|
subtype size_t is Interfaces.C.size_t;
|
|
|
|
-----------
|
|
-- Errno --
|
|
-----------
|
|
|
|
function Errno return int;
|
|
pragma Inline (Errno);
|
|
|
|
-- NAMEs not used are commented-out
|
|
-- NAMEs not supported on this system have __NAME for value
|
|
|
|
-- E2BIG : constant := 7;
|
|
-- EACCES : constant := 13;
|
|
EAGAIN : constant := 35;
|
|
-- EBADF : constant := 9;
|
|
-- EBUSY : constant := 16;
|
|
-- ECHILD : constant := 10;
|
|
-- EDEADLK : constant := 11;
|
|
-- EDOM : constant := 33;
|
|
-- EEXIST : constant := 17;
|
|
-- EFAULT : constant := 14;
|
|
-- EFBIG : constant := 27;
|
|
EINTR : constant := 4;
|
|
EINVAL : constant := 22;
|
|
-- EIO : constant := 5;
|
|
-- EISDIR : constant := 21;
|
|
-- EMFILE : constant := 24;
|
|
-- EMLINK : constant := 31;
|
|
-- ENAMETOOLONG : constant := 63;
|
|
-- ENFILE : constant := 23;
|
|
-- ENODEV : constant := 19;
|
|
-- ENOENT : constant := 2;
|
|
-- ENOEXEC : constant := 8;
|
|
-- ENOLCK : constant := 37;
|
|
ENOMEM : constant := 12;
|
|
-- ENOSPC : constant := 28;
|
|
-- ENOSYS : constant := 78;
|
|
-- ENOTDIR : constant := 20;
|
|
-- ENOTEMPTY : constant := 66;
|
|
-- ENOTTY : constant := 25;
|
|
-- ENXIO : constant := 6;
|
|
-- EPERM : constant := 1;
|
|
-- EPIPE : constant := 32;
|
|
-- ERANGE : constant := 34;
|
|
-- EROFS : constant := 30;
|
|
-- ESPIPE : constant := 29;
|
|
-- ESRCH : constant := 3;
|
|
ETIMEDOUT : constant := 60;
|
|
-- EXDEV : constant := 18;
|
|
|
|
-------------
|
|
-- Signals --
|
|
-------------
|
|
|
|
NSIG : constant := 32;
|
|
type Signal is new int range 0 .. Interfaces.C."-" (NSIG, 1);
|
|
|
|
-- NAMEs not used are commented-out
|
|
-- NAMEs not supported on this system have __NAME for value
|
|
|
|
SIGHUP : constant := 1; -- hangup
|
|
SIGINT : constant := 2; -- interrupt (rubout)
|
|
SIGQUIT : constant := 3; -- quit (ASCD FS)
|
|
SIGILL : constant := 4; -- illegal instruction (not reset)
|
|
SIGTRAP : constant := 5; -- trace trap (not reset)
|
|
SIGIOT : constant := 6; -- IOT instruction
|
|
SIGABRT : constant := 6; -- used by abort, replace SIGIOT in the future
|
|
SIGEMT : constant := 7; -- EMT instruction
|
|
SIGFPE : constant := 8; -- floating point exception
|
|
SIGKILL : constant := 9; -- kill (cannot be caught or ignored)
|
|
SIGBUS : constant := 10; -- bus error
|
|
SIGSEGV : constant := 11; -- segmentation violation
|
|
SIGSYS : constant := 12; -- bad argument to system call
|
|
SIGPIPE : constant := 13; -- write on a pipe with no one to read it
|
|
SIGALRM : constant := 14; -- alarm clock
|
|
SIGTERM : constant := 15; -- software termination signal from kill
|
|
SIGURG : constant := 16; -- urgent condition on IO channel
|
|
SIGSTOP : constant := 17; -- stop (cannot be caught or ignored)
|
|
SIGTSTP : constant := 18; -- user stop requested from tty
|
|
SIGCONT : constant := 19; -- stopped process has been continued
|
|
SIGCLD : constant := 20; -- alias for SIGCHLD
|
|
SIGCHLD : constant := 20; -- child status change
|
|
SIGTTIN : constant := 21; -- background tty read attempted
|
|
SIGTTOU : constant := 22; -- background tty write attempted
|
|
SIGIO : constant := 23; -- I/O possible (Solaris SIGPOLL alias)
|
|
SIGXCPU : constant := 24; -- CPU time limit exceeded
|
|
SIGXFSZ : constant := 25; -- filesize limit exceeded
|
|
SIGVTALRM : constant := 26; -- virtual timer expired
|
|
SIGPROF : constant := 27; -- profiling timer expired
|
|
SIGWINCH : constant := 28; -- window size change
|
|
SIGINFO : constant := 29; -- information request (NetBSD/FreeBSD)
|
|
SIGUSR1 : constant := 30; -- user defined signal 1
|
|
SIGUSR2 : constant := 31; -- user defined signal 2
|
|
|
|
type sigset_t is private;
|
|
|
|
function sigaddset
|
|
(set : access sigset_t;
|
|
sig : Signal)
|
|
return int;
|
|
pragma Import (C, sigaddset, "sigaddset");
|
|
|
|
function sigdelset
|
|
(set : access sigset_t;
|
|
sig : Signal)
|
|
return int;
|
|
pragma Import (C, sigdelset, "sigdelset");
|
|
|
|
function sigfillset
|
|
(set : access sigset_t)
|
|
return int;
|
|
pragma Import (C, sigfillset, "sigfillset");
|
|
|
|
function sigismember
|
|
(set : access sigset_t;
|
|
sig : Signal)
|
|
return int;
|
|
pragma Import (C, sigismember, "sigismember");
|
|
|
|
function sigemptyset
|
|
(set : access sigset_t)
|
|
return int;
|
|
pragma Import (C, sigemptyset, "sigemptyset");
|
|
|
|
-- sigcontext is architecture dependent, so define it private
|
|
type struct_sigcontext is private;
|
|
|
|
type struct_sigaction is record
|
|
sa_handler : System.Address;
|
|
sa_mask : sigset_t;
|
|
sa_flags : int;
|
|
end record;
|
|
pragma Convention (C, struct_sigaction);
|
|
type struct_sigaction_ptr is access all struct_sigaction;
|
|
|
|
|
|
SIG_BLOCK : constant := 1;
|
|
SIG_UNBLOCK : constant := 2;
|
|
SIG_SETMASK : constant := 3;
|
|
|
|
-- SA_NOCLDSTOP : constant := 8;
|
|
-- not used
|
|
-- SA_SIGINFO : constant := __SA_SIGINFO;
|
|
-- not used
|
|
|
|
SIG_DFL : constant := 0;
|
|
SIG_IGN : constant := 1;
|
|
-- SIG_ERR : constatn := -1;
|
|
-- not used
|
|
|
|
function sigaction
|
|
(sig : Signal;
|
|
act : access struct_sigaction;
|
|
oact : struct_sigaction_ptr)
|
|
return int;
|
|
pragma Import (C, sigaction, "sigaction");
|
|
|
|
----------
|
|
-- Time --
|
|
----------
|
|
|
|
type timespec is private;
|
|
|
|
function nanosleep (rqtp, rmtp : access timespec) return int;
|
|
pragma Import (C, nanosleep, "nanosleep");
|
|
|
|
type clockid_t is private;
|
|
|
|
CLOCK_REALTIME : constant clockid_t;
|
|
|
|
function clock_gettime
|
|
(clock_id : clockid_t;
|
|
tp : access timespec)
|
|
return int;
|
|
pragma Import (C, clock_gettime, "clock_gettime");
|
|
|
|
function To_Duration (TS : timespec) return Duration;
|
|
pragma Inline (To_Duration);
|
|
|
|
function To_Timespec (D : Duration) return timespec;
|
|
pragma Inline (To_Timespec);
|
|
|
|
type struct_timezone is record
|
|
tz_minuteswest : int;
|
|
tz_dsttime : int;
|
|
end record;
|
|
pragma Convention (C, struct_timezone);
|
|
type struct_timeval is private;
|
|
-- This is needed on systems that do not have clock_gettime()
|
|
-- but do have gettimeofday().
|
|
|
|
function To_Duration (TV : struct_timeval) return Duration;
|
|
pragma Inline (To_Duration);
|
|
|
|
function To_Timeval (D : Duration) return struct_timeval;
|
|
pragma Inline (To_Timeval);
|
|
|
|
function gettimeofday
|
|
(tv : access struct_timeval;
|
|
tz : access struct_timezone) return int;
|
|
pragma Import (C, gettimeofday, "gettimeofday");
|
|
|
|
procedure usleep (useconds : unsigned_long);
|
|
pragma Import (C, usleep, "usleep");
|
|
|
|
-- add a hook to locate the Epoch, for use with Calendar????
|
|
|
|
-------------------------
|
|
-- Priority Scheduling --
|
|
-------------------------
|
|
|
|
MIN_PRIO : constant := 0;
|
|
MAX_PRIO : constant := 126;
|
|
|
|
SCHED_RR : constant := 0;
|
|
SCHED_IO : constant := 1;
|
|
SCHED_FIFO : constant := 2;
|
|
SCHED_OTHER : constant := 3;
|
|
|
|
-------------
|
|
-- Process --
|
|
-------------
|
|
|
|
type pid_t is private;
|
|
|
|
function kill
|
|
(pid : pid_t;
|
|
sig : Signal)
|
|
return int;
|
|
pragma Import (C, kill, "kill");
|
|
|
|
function getpid return pid_t;
|
|
pragma Import (C, getpid, "getpid");
|
|
|
|
-------------
|
|
-- Threads --
|
|
-------------
|
|
|
|
type Thread_Body is access
|
|
function (arg : System.Address) return System.Address;
|
|
|
|
|
|
type pthread_t is private;
|
|
type pthread_mutex_t is limited private;
|
|
type pthread_cond_t is limited private;
|
|
type pthread_attr_t is limited private;
|
|
type pthread_mutexattr_t is limited private;
|
|
type pthread_condattr_t is limited private;
|
|
type pthread_key_t is private;
|
|
|
|
PTHREAD_CREATE_DETACHED : constant := 1;
|
|
PTHREAD_CREATE_JOINABLE : constant := 0;
|
|
|
|
---------------------------
|
|
-- POSIX.1c Section 3 --
|
|
---------------------------
|
|
|
|
function sigwait
|
|
(set : access sigset_t;
|
|
sig : access Signal)
|
|
return int;
|
|
pragma Import (C, sigwait, "sigwait");
|
|
|
|
function pthread_kill
|
|
(thread : pthread_t;
|
|
sig : Signal)
|
|
return int;
|
|
pragma Import (C, pthread_kill, "pthread_kill");
|
|
|
|
function pthread_sigmask
|
|
(how : int;
|
|
set : access sigset_t;
|
|
oset : access sigset_t)
|
|
return int;
|
|
pragma Import (C, pthread_sigmask, "pthread_sigmask");
|
|
|
|
-- We declare two wrappers for pthread_sigmask, since null may need
|
|
-- to be passed for either set or oset and this is not allowed
|
|
-- in Ada for access mode parameters (the error was not catched by
|
|
-- GNAT until recently, and a flag, -gnatdj, was added to allow it
|
|
-- to compile).
|
|
|
|
function pthread_sigmask_set
|
|
(how : int;
|
|
set : access sigset_t)
|
|
return int;
|
|
-- Identical to pthread_sigmask (how, set, null).
|
|
|
|
function pthread_sigmask_oset
|
|
(how : int;
|
|
oset : access sigset_t)
|
|
return int;
|
|
-- Identical to pthread_sigmask (how, null, oset).
|
|
|
|
|
|
----------------------------
|
|
-- POSIX.1c Section 11 --
|
|
----------------------------
|
|
|
|
function pthread_mutexattr_init
|
|
(attr : access pthread_mutexattr_t)
|
|
return int;
|
|
pragma Import (C, pthread_mutexattr_init, "pthread_mutexattr_init");
|
|
|
|
function pthread_mutexattr_destroy
|
|
(attr : access pthread_mutexattr_t)
|
|
return int;
|
|
pragma Import (C, pthread_mutexattr_destroy, "pthread_mutexattr_destroy");
|
|
|
|
function pthread_mutex_init
|
|
(mutex : access pthread_mutex_t;
|
|
attr : access pthread_mutexattr_t)
|
|
return int;
|
|
pragma Import (C, pthread_mutex_init, "pthread_mutex_init");
|
|
|
|
function pthread_mutex_destroy
|
|
(mutex : access pthread_mutex_t)
|
|
return int;
|
|
pragma Import (C, pthread_mutex_destroy, "pthread_mutex_destroy");
|
|
|
|
function pthread_mutex_lock
|
|
(mutex : access pthread_mutex_t)
|
|
return int;
|
|
pragma Import (C, pthread_mutex_lock, "pthread_mutex_lock");
|
|
|
|
function pthread_mutex_unlock
|
|
(mutex : access pthread_mutex_t)
|
|
return int;
|
|
pragma Import (C, pthread_mutex_unlock, "pthread_mutex_unlock");
|
|
|
|
function pthread_condattr_init
|
|
(attr : access pthread_condattr_t)
|
|
return int;
|
|
pragma Import (C, pthread_condattr_init, "pthread_condattr_init");
|
|
|
|
function pthread_condattr_destroy
|
|
(attr : access pthread_condattr_t)
|
|
return int;
|
|
pragma Import (C, pthread_condattr_destroy, "pthread_condattr_destroy");
|
|
|
|
function pthread_cond_init
|
|
(cond : access pthread_cond_t;
|
|
attr : access pthread_condattr_t)
|
|
return int;
|
|
pragma Import (C, pthread_cond_init, "pthread_cond_init");
|
|
|
|
function pthread_cond_destroy
|
|
(cond : access pthread_cond_t)
|
|
return int;
|
|
pragma Import (C, pthread_cond_destroy, "pthread_cond_destroy");
|
|
|
|
function pthread_cond_signal
|
|
(cond : access pthread_cond_t)
|
|
return int;
|
|
pragma Import (C, pthread_cond_signal, "pthread_cond_signal");
|
|
|
|
function pthread_cond_wait
|
|
(cond : access pthread_cond_t;
|
|
mutex : access pthread_mutex_t)
|
|
return int;
|
|
pragma Import (C, pthread_cond_wait, "pthread_cond_wait");
|
|
|
|
function pthread_cond_timedwait
|
|
(cond : access pthread_cond_t;
|
|
mutex : access pthread_mutex_t;
|
|
abstime : access timespec)
|
|
return int;
|
|
pragma Import (C, pthread_cond_timedwait, "pthread_cond_timedwait");
|
|
|
|
----------------------------
|
|
-- POSIX.1c Section 13 --
|
|
----------------------------
|
|
|
|
-- FreeBSD pthreads does not support these yet.
|
|
-- PTHREAD_PRIO_NONE : constant := 0;
|
|
-- PTHREAD_PRIO_PROTECT : constant := 2;
|
|
-- PTHREAD_PRIO_INHERIT : constant := 1;
|
|
|
|
-- FreeBSD doesn't have pthread_getschedparam or pthread_setschedparam
|
|
-- yet. It has pthread_getprio and pthread_setprio, so we use these
|
|
-- instead.
|
|
|
|
-- type struct_sched_param is record
|
|
-- prio : int;
|
|
-- no_data : System.Address;
|
|
-- end record;
|
|
-- pragma Convention (C, struct_sched_param);
|
|
--
|
|
-- function pthread_getschedparam
|
|
-- (thread : pthread_t;
|
|
-- policy : access int;
|
|
-- param : access struct_sched_param)
|
|
-- return int;
|
|
-- pragma Import (C, pthread_getschedparam, "pthread_getschedparam");
|
|
--
|
|
-- function pthread_setschedparam
|
|
-- (thread : pthread_t;
|
|
-- policy : int;
|
|
-- param : access struct_sched_param)
|
|
-- return int;
|
|
-- pragma Import (C, pthread_setschedparam, "pthread_setschedparam");
|
|
|
|
function pthread_getschedparam
|
|
(thread : pthread_t)
|
|
return int;
|
|
pragma Import (C, pthread_getschedparam, "pthread_getprio");
|
|
|
|
function pthread_setschedparam
|
|
(thread : pthread_t;
|
|
priority : int)
|
|
return int;
|
|
pragma Import (C, pthread_setschedparam, "pthread_setprio");
|
|
|
|
function pthread_attr_setscope
|
|
(attr : access pthread_attr_t;
|
|
contentionscope : int)
|
|
return int;
|
|
pragma Import (C, pthread_attr_setscope, "pthread_attr_setscope");
|
|
|
|
function pthread_attr_getscope
|
|
(attr : access pthread_attr_t;
|
|
contentionscope : access int)
|
|
return int;
|
|
pragma Import (C, pthread_attr_getscope, "pthread_attr_getscope");
|
|
|
|
function pthread_attr_setinheritsched
|
|
(attr : access pthread_attr_t;
|
|
inheritsched : int)
|
|
return int;
|
|
pragma Import
|
|
(C, pthread_attr_setinheritsched, "pthread_attr_setinheritsched");
|
|
|
|
function pthread_attr_getinheritsched
|
|
(attr : access pthread_attr_t;
|
|
inheritsched : access int)
|
|
return int;
|
|
pragma Import
|
|
(C, pthread_attr_getinheritsched, "pthread_attr_getinheritsched");
|
|
|
|
function pthread_attr_setschedpolicy
|
|
(attr : access pthread_attr_t;
|
|
policy : int)
|
|
return int;
|
|
pragma Import
|
|
(C, pthread_attr_setschedpolicy,
|
|
"pthread_attr_setschedpolicy");
|
|
|
|
function pthread_attr_getschedpolicy
|
|
(attr : access pthread_attr_t;
|
|
policy : access int)
|
|
return int;
|
|
pragma Import (C, pthread_attr_getschedpolicy,
|
|
"pthread_attr_getschedpolicy");
|
|
|
|
-- FreeBSD doesn't have pthread_attr_setschedparm and
|
|
-- pthread_attr_getschedparm yet. It has pthread_attr_setprio and
|
|
-- pthread_attr_getprio instead. It seems we don't need either one
|
|
-- of these, though.
|
|
|
|
-- function pthread_attr_setschedparam
|
|
-- (attr : access pthread_attr_t;
|
|
-- sched_param : access struct_sched_param)
|
|
-- return int;
|
|
-- pragma Import (C, pthread_attr_setschedparam,
|
|
-- "pthread_attr_setschedparam");
|
|
--
|
|
-- function pthread_attr_getschedparam
|
|
-- (attr : access pthread_attr_t;
|
|
-- sched_param : access struct_sched_param)
|
|
-- return int;
|
|
-- pragma Import (C, pthread_attr_getschedparam,
|
|
-- "pthread_attr_getschedparam");
|
|
function pthread_attr_setschedparam
|
|
(attr : access pthread_attr_t;
|
|
priority : int)
|
|
return int;
|
|
pragma Import (C, pthread_attr_setschedparam, "pthread_attr_setprio");
|
|
|
|
function pthread_attr_getschedparam
|
|
(attr : access pthread_attr_t)
|
|
return int;
|
|
pragma Import (C, pthread_attr_getschedparam, "pthread_attr_getprio");
|
|
|
|
function sched_yield return int;
|
|
pragma Import (C, sched_yield, "pthread_yield");
|
|
|
|
-----------------------------
|
|
-- P1003.1c - Section 16 --
|
|
-----------------------------
|
|
|
|
function pthread_attr_init
|
|
(attributes : access pthread_attr_t)
|
|
return int;
|
|
pragma Import (C, pthread_attr_init, "pthread_attr_init");
|
|
|
|
function pthread_attr_destroy
|
|
(attributes : access pthread_attr_t)
|
|
return int;
|
|
pragma Import (C, pthread_attr_destroy, "pthread_attr_destroy");
|
|
|
|
|
|
|
|
function pthread_attr_setdetachstate
|
|
(attr : access pthread_attr_t;
|
|
detachstate : int)
|
|
return int;
|
|
pragma Import
|
|
(C, pthread_attr_setdetachstate, "pthread_attr_setdetachstate");
|
|
|
|
function pthread_attr_getdetachstate
|
|
(attr : access pthread_attr_t;
|
|
detachstate : access int)
|
|
return int;
|
|
pragma Import
|
|
(C, pthread_attr_getdetachstate, "pthread_attr_getdetachstate");
|
|
|
|
function pthread_attr_getstacksize
|
|
(attr : access pthread_attr_t;
|
|
stacksize : access size_t)
|
|
return int;
|
|
pragma Import
|
|
(C, pthread_attr_getstacksize, "pthread_attr_getstacksize");
|
|
|
|
function pthread_attr_setstacksize
|
|
(attr : access pthread_attr_t;
|
|
stacksize : size_t)
|
|
return int;
|
|
pragma Import
|
|
(C, pthread_attr_setstacksize, "pthread_attr_setstacksize");
|
|
|
|
function pthread_create
|
|
(thread : access pthread_t;
|
|
attributes : access pthread_attr_t;
|
|
start_routine : Thread_Body;
|
|
arg : System.Address)
|
|
return int;
|
|
pragma Import (C, pthread_create, "pthread_create");
|
|
|
|
function pthread_detach (thread : pthread_t) return int;
|
|
pragma Import (C, pthread_detach, "pthread_detach");
|
|
|
|
procedure pthread_exit (status : System.Address);
|
|
pragma Import (C, pthread_exit, "pthread_exit");
|
|
|
|
function pthread_self return pthread_t;
|
|
pragma Import (C, pthread_self, "pthread_self");
|
|
|
|
function pthread_equal (t1 : pthread_t; t2 : pthread_t)
|
|
return int;
|
|
-- be careful not to use "=" on thread_t!
|
|
pragma Import (C, pthread_equal, "pthread_equal");
|
|
|
|
----------------------------
|
|
-- POSIX.1c Section 17 --
|
|
----------------------------
|
|
|
|
function pthread_setspecific
|
|
(key : pthread_key_t;
|
|
value : System.Address)
|
|
return int;
|
|
pragma Import (C, pthread_setspecific, "pthread_setspecific");
|
|
|
|
function pthread_getspecific (key : pthread_key_t) return System.Address;
|
|
pragma Import (C, pthread_getspecific, "pthread_getspecific");
|
|
|
|
|
|
type destructor_pointer is access
|
|
procedure (arg : System.Address);
|
|
|
|
function pthread_key_create
|
|
(key : access pthread_key_t;
|
|
destructor : destructor_pointer)
|
|
return int;
|
|
pragma Import (C, pthread_key_create, "pthread_key_create");
|
|
|
|
|
|
private
|
|
|
|
type sigset_t is new unsigned_long;
|
|
|
|
-- Should we add a signal_context type here ?
|
|
-- How could it be done independent of the CPU architecture ?
|
|
-- sigcontext type is opaque, so it is architecturally neutral.
|
|
-- It is always passed as an access type, so define it as an empty record
|
|
-- since the contents are not used anywhere.
|
|
type struct_sigcontext is null record;
|
|
pragma Convention (C, struct_sigcontext);
|
|
|
|
-- In Solaris 2.4 the component sa_handler turns out to
|
|
-- be one a union type, and the selector is a macro:
|
|
-- #define sa_handler __funcptr._handler
|
|
-- #define sa_sigaction __funcptr._sigaction
|
|
|
|
type pid_t is new int;
|
|
|
|
type time_t is new long;
|
|
|
|
type timespec is record
|
|
ts_sec : time_t;
|
|
ts_nsec : long;
|
|
end record;
|
|
pragma Convention (C, timespec);
|
|
|
|
type clockid_t is new int;
|
|
CLOCK_REALTIME : constant clockid_t := 0;
|
|
|
|
type struct_timeval is record
|
|
tv_sec : long;
|
|
tv_usec : long;
|
|
end record;
|
|
pragma Convention (C, struct_timeval);
|
|
|
|
|
|
type enumeral_type_3 is new int;
|
|
type pthread_attr_t is record
|
|
schedparam_policy : enumeral_type_3;
|
|
prio : int;
|
|
suspend : int;
|
|
flags : int;
|
|
arg_attr : System.Address;
|
|
cleanup_attr : System.Address;
|
|
stackaddr_attr : System.Address;
|
|
stacksize_attr : size_t;
|
|
end record;
|
|
pragma Convention (C, pthread_attr_t);
|
|
|
|
type enumeral_type_2 is new int;
|
|
type pthread_condattr_t is record
|
|
c_type : enumeral_type_2;
|
|
c_flags : long;
|
|
end record;
|
|
pragma Convention (C, pthread_condattr_t);
|
|
|
|
type enumeral_type_1 is new int;
|
|
type pthread_mutexattr_t is record
|
|
m_type : enumeral_type_1;
|
|
m_flags : long;
|
|
end record;
|
|
pragma Convention (C, pthread_mutexattr_t);
|
|
|
|
type record_type_3 is null record;
|
|
pragma Convention (C, record_type_3);
|
|
type pthread_t is access record_type_3;
|
|
|
|
type enumeral_type_4 is new int;
|
|
type pthread_queue_t is record
|
|
q_next : System.Address;
|
|
q_last : System.Address;
|
|
q_data : System.Address;
|
|
end record;
|
|
pragma Convention (C, pthread_queue_t);
|
|
type union_type_1 is new int;
|
|
type pthread_mutex_t is record
|
|
m_type : enumeral_type_4;
|
|
m_queue : pthread_queue_t;
|
|
m_owner : System.Address;
|
|
-- m_lock : long;
|
|
m_data : union_type_1;
|
|
m_flags : long;
|
|
end record;
|
|
pragma Convention (C, pthread_mutex_t);
|
|
|
|
type enumeral_type_5 is new int;
|
|
type pthread_cond_t is record
|
|
c_type : enumeral_type_5;
|
|
c_queue : pthread_queue_t;
|
|
-- c_lock : long;
|
|
c_data : System.Address;
|
|
c_flags : long;
|
|
end record;
|
|
pragma Convention (C, pthread_cond_t);
|
|
|
|
type pthread_key_t is new int;
|
|
|
|
end System.OS_Interface;
|