with Interfaces.C;
package System.OS_Interface is
pragma Preelaborate;
pragma Linker_Options ("-lpthread");
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;
function errno return int;
pragma Import (C, errno, "__get_errno");
EINTR : constant := 4; EAGAIN : constant := 11; ENOMEM : constant := 12; EINVAL : constant := 22; ETIMEDOUT : constant := 145;
Max_Interrupt : constant := 64;
type Signal is new int range 0 .. Max_Interrupt;
for Signal'Size use int'Size;
SIGHUP : constant := 1; SIGINT : constant := 2; SIGQUIT : constant := 3; SIGILL : constant := 4; SIGTRAP : constant := 5; SIGIOT : constant := 6; SIGABRT : constant := 6; SIGEMT : constant := 7; SIGFPE : constant := 8; SIGKILL : constant := 9; SIGBUS : constant := 10; SIGSEGV : constant := 11; SIGSYS : constant := 12; SIGPIPE : constant := 13; SIGALRM : constant := 14; SIGTERM : constant := 15; SIGUSR1 : constant := 16; SIGUSR2 : constant := 17; SIGCLD : constant := 18; SIGCHLD : constant := 18; SIGPWR : constant := 19; SIGWINCH : constant := 20; SIGURG : constant := 21; SIGPOLL : constant := 22; SIGIO : constant := 22; SIGSTOP : constant := 23; SIGTSTP : constant := 24; SIGCONT : constant := 25; SIGTTIN : constant := 26; SIGTTOU : constant := 27; SIGVTALRM : constant := 28; SIGPROF : constant := 29; SIGXCPU : constant := 30; SIGXFSZ : constant := 31; SIGK32 : constant := 32; SIGCKPT : constant := 33; SIGRESTART : constant := 34; SIGUME : constant := 35; SIGPTINTR : constant := 47;
SIGPTRESCHED : constant := 48;
SIGRTMIN : constant := 49; SIGRTMAX : constant := 64;
type sigset_t is private;
type sigset_t_ptr is access all sigset_t;
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");
type array_type_2 is array (Integer range 0 .. 1) of int;
type struct_sigaction is record
sa_flags : int;
sa_handler : System.Address;
sa_mask : sigset_t;
sa_resv : array_type_2;
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;
SIG_DFL : constant := 0;
SIG_IGN : constant := 1;
function sigaction
(sig : Signal;
act : struct_sigaction_ptr;
oact : struct_sigaction_ptr := null) return int;
pragma Import (C, sigaction, "sigaction");
type timespec is private;
type timespec_ptr is access all timespec;
type clockid_t is private;
CLOCK_REALTIME : constant clockid_t;
CLOCK_SGI_FAST : constant clockid_t;
CLOCK_SGI_CYCLE : constant clockid_t;
SGI_CYCLECNTR_SIZE : constant := 165;
function syssgi (request : Interfaces.C.int) return Interfaces.C.ptrdiff_t;
pragma Import (C, syssgi, "syssgi");
function clock_gettime
(clock_id : clockid_t;
tp : access timespec) return int;
pragma Import (C, clock_gettime, "clock_gettime");
function clock_getres
(clock_id : clockid_t;
tp : access timespec) return int;
pragma Import (C, clock_getres, "clock_getres");
function To_Duration (TS : timespec) return Duration;
pragma Inline (To_Duration);
function To_Timespec (D : Duration) return timespec;
pragma Inline (To_Timespec);
type struct_timeval is private;
function To_Duration (TV : struct_timeval) return Duration;
pragma Inline (To_Duration);
function To_Timeval (D : Duration) return struct_timeval;
pragma Inline (To_Timeval);
SCHED_FIFO : constant := 1;
SCHED_RR : constant := 2;
SCHED_TS : constant := 3;
SCHED_OTHER : constant := 3;
SCHED_NP : constant := 4;
function sched_get_priority_min (Policy : int) return int;
pragma Import (C, sched_get_priority_min, "sched_get_priority_min");
function sched_get_priority_max (Policy : int) return int;
pragma Import (C, sched_get_priority_max, "sched_get_priority_max");
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");
type Thread_Body is access
function (arg : System.Address) return System.Address;
type pthread_t is private;
subtype Thread_Id is pthread_t;
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;
procedure pthread_init;
pragma Inline (pthread_init);
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 : sigset_t_ptr;
oset : sigset_t_ptr) return int;
pragma Import (C, pthread_sigmask, "pthread_sigmask");
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");
PTHREAD_PRIO_NONE : constant := 0;
PTHREAD_PRIO_PROTECT : constant := 2;
PTHREAD_PRIO_INHERIT : constant := 1;
function pthread_mutexattr_setprotocol
(attr : access pthread_mutexattr_t;
protocol : int) return int;
pragma Import (C, pthread_mutexattr_setprotocol);
function pthread_mutexattr_setprioceiling
(attr : access pthread_mutexattr_t;
prioceiling : int) return int;
pragma Import (C, pthread_mutexattr_setprioceiling);
type struct_sched_param is record
sched_priority : int;
end record;
pragma Convention (C, struct_sched_param);
function pthread_setschedparam
(thread : pthread_t;
policy : int;
param : access struct_sched_param)
return int;
pragma Import (C, pthread_setschedparam, "pthread_setschedparam");
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_setinheritsched
(attr : access pthread_attr_t;
inheritsched : int) return int;
pragma Import
(C, pthread_attr_setinheritsched, "pthread_attr_setinheritsched");
function pthread_attr_setschedpolicy
(attr : access pthread_attr_t;
policy : int) return int;
pragma Import (C, pthread_attr_setschedpolicy);
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 sched_yield return int;
pragma Import (C, sched_yield, "sched_yield");
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);
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");
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_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");
function pthread_setrunon_np (cpu : int) return int;
pragma Import (C, pthread_setrunon_np, "pthread_setrunon_np");
private
type array_type_1 is array (Integer range 0 .. 3) of unsigned;
type sigset_t is record
X_X_sigbits : array_type_1;
end record;
pragma Convention (C, sigset_t);
type pid_t is new long;
type time_t is new long;
type timespec is record
tv_sec : time_t;
tv_nsec : long;
end record;
pragma Convention (C, timespec);
type clockid_t is new int;
CLOCK_REALTIME : constant clockid_t := 1;
CLOCK_SGI_CYCLE : constant clockid_t := 2;
CLOCK_SGI_FAST : constant clockid_t := 3;
type struct_timeval is record
tv_sec : time_t;
tv_usec : time_t;
end record;
pragma Convention (C, struct_timeval);
type array_type_9 is array (Integer range 0 .. 4) of long;
type pthread_attr_t is record
X_X_D : array_type_9;
end record;
pragma Convention (C, pthread_attr_t);
type array_type_8 is array (Integer range 0 .. 1) of long;
type pthread_condattr_t is record
X_X_D : array_type_8;
end record;
pragma Convention (C, pthread_condattr_t);
type array_type_7 is array (Integer range 0 .. 1) of long;
type pthread_mutexattr_t is record
X_X_D : array_type_7;
end record;
pragma Convention (C, pthread_mutexattr_t);
type pthread_t is new unsigned;
type array_type_10 is array (Integer range 0 .. 7) of long;
type pthread_mutex_t is record
X_X_D : array_type_10;
end record;
pragma Convention (C, pthread_mutex_t);
type array_type_11 is array (Integer range 0 .. 7) of long;
type pthread_cond_t is record
X_X_D : array_type_11;
end record;
pragma Convention (C, pthread_cond_t);
type pthread_key_t is new int;
end System.OS_Interface;