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Diffstat (limited to 'gcc-4.3.1/gcc/ada/s-osinte-tru64.ads')
| -rw-r--r-- | gcc-4.3.1/gcc/ada/s-osinte-tru64.ads | 590 |
1 files changed, 590 insertions, 0 deletions
diff --git a/gcc-4.3.1/gcc/ada/s-osinte-tru64.ads b/gcc-4.3.1/gcc/ada/s-osinte-tru64.ads new file mode 100644 index 000000000..98f20a6c0 --- /dev/null +++ b/gcc-4.3.1/gcc/ada/s-osinte-tru64.ads @@ -0,0 +1,590 @@ +------------------------------------------------------------------------------ +-- -- +-- GNAT RUN-TIME LIBRARY (GNARL) COMPONENTS -- +-- -- +-- S Y S T E M . O S _ I N T E R F A C E -- +-- -- +-- S p e c -- +-- -- +-- Copyright (C) 1991-1994, Florida State University -- +-- Copyright (C) 1995-2007, 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, 51 Franklin Street, Fifth Floor, -- +-- Boston, MA 02110-1301, 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. -- +-- Extensive contributions were provided by Ada Core Technologies, Inc. -- +-- -- +------------------------------------------------------------------------------ + +-- This is the DEC Unix 4.0/5.1 version of this package + +-- 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 +-- Preelaborate. This package is designed to be a bottom-level (leaf) package. + +with Interfaces.C; +with Ada.Unchecked_Conversion; + +package System.OS_Interface is + pragma Preelaborate; + + pragma Linker_Options ("-lpthread"); + pragma Linker_Options ("-lmach"); + pragma Linker_Options ("-lexc"); + pragma Linker_Options ("-lrt"); + + 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; + subtype char_array is Interfaces.C.char_array; + + ----------- + -- Errno -- + ----------- + + function errno return int; + pragma Import (C, errno, "_Geterrno"); + + EAGAIN : constant := 35; + EINTR : constant := 4; + EINVAL : constant := 22; + ENOMEM : constant := 12; + ETIMEDOUT : constant := 60; + + ------------- + -- Signals -- + ------------- + + Max_Interrupt : constant := 48; + type Signal is new int range 0 .. Max_Interrupt; + for Signal'Size use int'Size; + + 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) + SIGABRT : constant := 6; -- used by abort, replace SIGIOT in the future + SIGIOT : constant := 6; -- abort (terminate) process + SIGLOST : constant := 6; -- old BSD signal ?? + 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 + SIGIOINT : constant := 16; -- printer to backend error signal + 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 + SIGCHLD : constant := 20; -- child status change + SIGTTIN : constant := 21; -- background tty read attempted + SIGTTOU : constant := 22; -- background tty write attempted + SIGPOLL : constant := 23; -- I/O possible, or completed + SIGIO : constant := 23; -- STREAMS version of SIGPOLL + SIGAIO : constant := 23; -- base lan i/o + SIGPTY : constant := 23; -- pty i/o + 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 + SIGPWR : constant := 29; -- Power Fail/Restart -- SVID3/SVR4 + SIGUSR1 : constant := 30; -- user defined signal 1 + SIGUSR2 : constant := 31; -- user defined signal 2 + SIGRESV : constant := 32; -- reserved by Digital for future use + + SIGADAABORT : constant := SIGABRT; + + type Signal_Set is array (Natural range <>) of Signal; + + Unmasked : constant Signal_Set := (0 .. 0 => SIGTRAP); + Reserved : constant Signal_Set := (SIGALRM, SIGABRT, SIGKILL, SIGSTOP); + + type sigset_t is private; + + function sigaddset (set : access sigset_t; sig : Signal) return int; + pragma Import (C, sigaddset); + + function sigdelset (set : access sigset_t; sig : Signal) return int; + pragma Import (C, sigdelset); + + function sigfillset (set : access sigset_t) return int; + pragma Import (C, sigfillset); + + function sigismember (set : access sigset_t; sig : Signal) return int; + pragma Import (C, sigismember); + + function sigemptyset (set : access sigset_t) return int; + pragma Import (C, sigemptyset); + + type union_type_3 is new String (1 .. 116); + type siginfo_t is record + si_signo : int; + si_errno : int; + si_code : int; + X_data : union_type_3; + end record; + for siginfo_t'Size use 8 * 128; + pragma Convention (C, siginfo_t); + + type struct_sigaction is record + sa_handler : System.Address; + sa_mask : sigset_t; + sa_flags : int; + sa_signo : 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; + + SIG_DFL : constant := 0; + SIG_IGN : constant := 1; + + SA_NODEFER : constant := 8; + SA_SIGINFO : constant := 16#40#; + + function sigaction + (sig : Signal; + act : struct_sigaction_ptr; + oact : struct_sigaction_ptr) return int; + pragma Import (C, sigaction); + + ---------- + -- Time -- + ---------- + + type timespec is private; + + function nanosleep (rqtp, rmtp : access timespec) return int; + pragma Import (C, 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); + + 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); + + ------------------------- + -- Priority Scheduling -- + ------------------------- + + SCHED_FIFO : constant := 1; + SCHED_RR : constant := 2; + SCHED_OTHER : constant := 3; + SCHED_LFI : constant := 5; + + ------------- + -- Process -- + ------------- + + type pid_t is private; + + function kill (pid : pid_t; sig : Signal) return int; + pragma Import (C, kill); + + function getpid return pid_t; + pragma Import (C, getpid); + + BIND_NO_INHERIT : constant := 1; + + function bind_to_cpu + (pid : pid_t; + cpu_mask : unsigned_long; + flag : unsigned_long := BIND_NO_INHERIT) return int; + pragma Import (C, bind_to_cpu); + + ------------- + -- Threads -- + ------------- + + type Thread_Body is access + function (arg : System.Address) return System.Address; + pragma Convention (C, Thread_Body); + + function Thread_Body_Access is new + Ada.Unchecked_Conversion (System.Address, Thread_Body); + + 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; + + PTHREAD_SCOPE_PROCESS : constant := 0; + PTHREAD_SCOPE_SYSTEM : constant := 1; + + PTHREAD_EXPLICIT_SCHED : constant := 1; + + ----------- + -- Stack -- + ----------- + + Stack_Base_Available : constant Boolean := False; + -- Indicates if the stack base is available on this target + + function Get_Stack_Base (thread : pthread_t) return Address; + pragma Inline (Get_Stack_Base); + -- Returns the stack base of the specified thread. Only call this function + -- when Stack_Base_Available is True. + + function Get_Page_Size return size_t; + function Get_Page_Size return Address; + pragma Import (C, Get_Page_Size, "getpagesize"); + -- Returns the size of a page, or 0 if this is not relevant on this target + + PROT_NONE : constant := 0; + PROT_READ : constant := 1; + PROT_WRITE : constant := 2; + PROT_EXEC : constant := 4; + PROT_ALL : constant := PROT_READ + PROT_WRITE + PROT_EXEC; + + PROT_ON : constant := PROT_READ; + PROT_OFF : constant := PROT_ALL; + + function mprotect (addr : Address; len : size_t; prot : int) return int; + pragma Import (C, mprotect); + + procedure Hide_Unhide_Yellow_Zone (Hide : Boolean); + -- Every thread except the initial one features an overflow warning area + -- (called the Yellow Zone) which is just above the overflow guard area + -- on the stack (called the Red Zone). During task execution, we want + -- signals from the Red Zone, so we need to hide the Yellow Zone. This + -- procedure is called at the start of task execution (with Hide set True) + -- to hide the Yellow Zone, and at the end of task execution (with Hide + -- set False) to unhide the Yellow Zone. + + --------------------------------------- + -- Nonstandard Thread Initialization -- + --------------------------------------- + + procedure pthread_init; + pragma Inline (pthread_init); + -- This is a dummy procedure to share some GNULLI files + + ------------------------- + -- POSIX.1c Section 3 -- + ------------------------- + + function sigwait + (set : access sigset_t; + sig : access Signal) return int; + pragma Import (C, sigwait, "__sigwaitd10"); + + function pthread_kill + (thread : pthread_t; + sig : Signal) return int; + pragma Import (C, pthread_kill); + + function pthread_sigmask + (how : int; + set : access sigset_t; + oset : access sigset_t) return int; + pragma Import (C, pthread_sigmask); + + -------------------------- + -- POSIX.1c Section 11 -- + -------------------------- + + function pthread_mutexattr_init (attr : access pthread_mutexattr_t) + return int; + pragma Import (C, pthread_mutexattr_init); + + function pthread_mutexattr_destroy + (attr : access pthread_mutexattr_t) return int; + pragma Import (C, 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); + + function pthread_condattr_destroy + (attr : access pthread_condattr_t) return int; + pragma Import (C, 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 -- + -------------------------- + + 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; -- scheduling priority + end record; + + function pthread_setschedparam + (thread : pthread_t; + policy : int; + param : access struct_sched_param) return int; + pragma Import (C, pthread_setschedparam); + + function pthread_attr_setscope + (attr : access pthread_attr_t; + contentionscope : int) return int; + pragma Import (C, 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); + + function sched_yield return int; + pragma Import (C, sched_yield); + + -------------------------- + -- P1003.1c Section 16 -- + -------------------------- + + function pthread_attr_init (attributes : access pthread_attr_t) + return int; + pragma Import (C, pthread_attr_init); + + function pthread_attr_destroy (attributes : access pthread_attr_t) + return int; + pragma Import (C, 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 Inline (pthread_self); + + -------------------------- + -- 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); + pragma Convention (C, destructor_pointer); + + function pthread_key_create + (key : access pthread_key_t; + destructor : destructor_pointer) return int; + pragma Import (C, pthread_key_create); + +private + + type sigset_t is new unsigned_long; + + type pid_t is new int; + + type time_t is new int; + + 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; + + type unsigned_long_array is array (Natural range <>) of unsigned_long; + + type pthread_t is new System.Address; + + type pthread_teb_t is record + reserved1 : System.Address; + reserved2 : System.Address; + size : unsigned_short; + version : unsigned_char; + reserved3 : unsigned_char; + external : unsigned_char; + reserved4 : char_array (0 .. 1); + creator : unsigned_char; + sequence : unsigned_long; + reserved5 : unsigned_long_array (0 .. 1); + per_kt_area : System.Address; + stack_base : System.Address; + stack_reserve : System.Address; + stack_yellow : System.Address; + stack_guard : System.Address; + stack_size : unsigned_long; + tsd_values : System.Address; + tsd_count : unsigned_long; + reserved6 : unsigned; + reserved7 : unsigned; + thread_flags : unsigned; + thd_errno : int; + stack_hiwater : System.Address; + home_rad : unsigned_long; + end record; + pragma Convention (C, pthread_teb_t); + + type pthread_cond_t is record + state : unsigned; + valid : unsigned; + name : System.Address; + arg : unsigned; + reserved1 : unsigned; + sequence : unsigned_long; + block : System.Address; + end record; + pragma Convention (C, pthread_cond_t); + + type pthread_attr_t is record + valid : long; + name : System.Address; + arg : unsigned_long; + reserved : unsigned_long_array (0 .. 18); + end record; + pragma Convention (C, pthread_attr_t); + + type pthread_mutex_t is record + lock : unsigned; + valid : unsigned; + name : System.Address; + arg : unsigned; + depth : unsigned; + sequence : unsigned_long; + owner : unsigned_long; + block : System.Address; + end record; + for pthread_mutex_t'Size use 8 * 48; + pragma Convention (C, pthread_mutex_t); + + type pthread_mutexattr_t is record + valid : long; + reserved : unsigned_long_array (0 .. 14); + end record; + pragma Convention (C, pthread_mutexattr_t); + + type pthread_condattr_t is record + valid : long; + reserved : unsigned_long_array (0 .. 12); + end record; + pragma Convention (C, pthread_condattr_t); + + type pthread_key_t is new unsigned; + +end System.OS_Interface; |