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Diffstat (limited to 'gcc-4.8/gcc/ada/s-osinte-lynxos.ads')
-rw-r--r-- | gcc-4.8/gcc/ada/s-osinte-lynxos.ads | 578 |
1 files changed, 0 insertions, 578 deletions
diff --git a/gcc-4.8/gcc/ada/s-osinte-lynxos.ads b/gcc-4.8/gcc/ada/s-osinte-lynxos.ads deleted file mode 100644 index 7bcbab607..000000000 --- a/gcc-4.8/gcc/ada/s-osinte-lynxos.ads +++ /dev/null @@ -1,578 +0,0 @@ ------------------------------------------------------------------------------- --- -- --- 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) 1995-2011, Free Software Foundation, Inc. -- --- -- --- GNAT 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 3, or (at your option) any later ver- -- --- sion. GNAT 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. -- --- -- --- As a special exception under Section 7 of GPL version 3, you are granted -- --- additional permissions described in the GCC Runtime Library Exception, -- --- version 3.1, as published by the Free Software Foundation. -- --- -- --- You should have received a copy of the GNU General Public License and -- --- a copy of the GCC Runtime Library Exception along with this program; -- --- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see -- --- <http://www.gnu.org/licenses/>. -- --- -- --- GNARL was developed by the GNARL team at Florida State University. -- --- Extensive contributions were provided by Ada Core Technologies, Inc. -- --- -- ------------------------------------------------------------------------------- - --- This is a LynxOS (POSIX Threads) version of this package - --- This package encapsulates all direct interfaces to OS services --- that are needed by the tasking run-time (libgnarl). - --- 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 Ada.Unchecked_Conversion; - -with Interfaces.C; - -package System.OS_Interface is - pragma Preelaborate; - - pragma Linker_Options ("-mthreads"); - -- Selects the POSIX 1.c runtime, rather than the non-threading runtime - -- or the deprecated legacy threads library. The -mthreads flag is - -- defined in patch.LynxOS and matches the definition for Lynx's gcc. - - 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 Import (C, errno, "__get_errno"); - - EAGAIN : constant := 11; - EINTR : constant := 4; - EINVAL : constant := 22; - ENOMEM : constant := 12; - ETIMEDOUT : constant := 60; - - ------------- - -- Signals -- - ------------- - - Max_Interrupt : constant := 63; - - -- Max_Interrupt is the number of OS signals, as defined in: - -- - -- /usr/include/sys/signal.h - -- - -- - -- The lowest numbered signal is 1, but 0 is a valid argument to some - -- library functions, e.g. kill(2). However, 0 is not just another - -- signal: For instance 'I in Signal' and similar should be used with - -- caution. - - 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) - SIGBRK : constant := 6; -- break - SIGIOT : constant := 6; -- IOT instruction - SIGABRT : constant := 6; -- used by abort, replace SIGIOT in future - SIGCORE : constant := 7; -- kill with core dump - 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) - SIGPOLL : constant := 23; -- pollable event occurred - SIGTHREADKILL : constant := 24; -- Reserved by LynxOS runtime - 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 - SIGLOST : constant := 29; -- SUN 4.1 compatibility - SIGUSR1 : constant := 30; -- user defined signal 1 - SIGUSR2 : constant := 31; -- user defined signal 2 - - SIGPRIO : constant := 32; - -- sent to a process with its priority or group is changed - - SIGADAABORT : constant := SIGABRT; - -- Change this if you want to use another signal for task abort. - -- SIGTERM might be a good one. - - type Signal_Set is array (Natural range <>) of Signal; - - Unmasked : constant Signal_Set := - (SIGTRAP, SIGTTIN, SIGTTOU, SIGTSTP, SIGPROF, SIGTHREADKILL); - Reserved : constant Signal_Set := (SIGABRT, SIGKILL, SIGSTOP, SIGPRIO); - - 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"); - - 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; - - SA_SIGINFO : constant := 16#80#; - - SA_ONSTACK : constant := 16#00#; - -- SA_ONSTACK is not defined on LynxOS, but it is referred to in the POSIX - -- implementation of System.Interrupt_Management. Therefore we define a - -- dummy value of zero here so that setting this flag is a nop. - - SIG_BLOCK : constant := 0; - SIG_UNBLOCK : constant := 1; - SIG_SETMASK : constant := 2; - - SIG_DFL : constant := 0; - SIG_IGN : constant := 1; - - function sigaction - (sig : Signal; - act : struct_sigaction_ptr; - oact : struct_sigaction_ptr) return int; - pragma Import (C, sigaction, "sigaction"); - - ---------- - -- Time -- - ---------- - - Time_Slice_Supported : constant Boolean := True; - -- Indicates whether time slicing is supported - - type timespec is private; - - type clockid_t is new int; - - 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; - res : 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_timezone is record - tz_minuteswest : int; - tz_dsttime : int; - end record; - pragma Convention (C, struct_timezone); - type struct_timezone_ptr is access all struct_timezone; - - ------------------------- - -- Priority Scheduling -- - ------------------------- - - SCHED_FIFO : constant := 16#200000#; - SCHED_RR : constant := 16#100000#; - SCHED_OTHER : constant := 16#400000#; - - ------------- - -- 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"); - - --------- - -- LWP -- - --------- - - function lwp_self return System.Address; - pragma Import (C, lwp_self, "pthread_self"); - - ------------- - -- 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_CREATE_JOINABLE : constant := 0; - - ----------- - -- Stack -- - ----------- - - Alternate_Stack_Size : constant := 0; - -- No alternate signal stack is used on this platform - - Stack_Base_Available : constant Boolean := False; - -- Indicates whether 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 := 1; - PROT_READ : constant := 2; - PROT_WRITE : constant := 4; - PROT_EXEC : constant := 8; - 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); - - --------------------------------------- - -- Nonstandard Thread Initialization -- - --------------------------------------- - - procedure 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 Inline (sigwait); - -- LynxOS has non standard 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"); - -- The behavior of pthread_sigmask on LynxOS requires - -- further investigation. - - ---------------------------- - -- 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"); - - Relative_Timed_Wait : constant Boolean := False; - -- pthread_cond_timedwait requires an absolute delay time - - -------------------------- - -- POSIX.1c Section 13 -- - -------------------------- - - PTHREAD_PRIO_NONE : constant := 0; - PTHREAD_PRIO_INHERIT : constant := 1; - PTHREAD_PRIO_PROTECT : constant := 2; - - 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; - - 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); - - function pthread_attr_setschedpolicy - (attr : access pthread_attr_t; - policy : int) return int; - pragma Import (C, pthread_attr_setschedpolicy); - - function sched_yield return int; - pragma Import (C, sched_yield, "sched_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); - - function pthread_attr_setstacksize - (attr : access pthread_attr_t; - stacksize : size_t) return int; - pragma Import (C, 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"); - - -------------------------- - -- POSIX.1c Section 17 -- - -------------------------- - - function st_setspecific - (key : pthread_key_t; - value : System.Address) return int; - pragma Import (C, st_setspecific, "st_setspecific"); - - function st_getspecific - (key : pthread_key_t; - retval : System.Address) return int; - pragma Import (C, st_getspecific, "st_getspecific"); - - type destructor_pointer is access procedure (arg : System.Address); - pragma Convention (C, destructor_pointer); - - function st_keycreate - (destructor : destructor_pointer; - key : access pthread_key_t) return int; - pragma Import (C, st_keycreate, "st_keycreate"); - -private - - type sigset_t is record - X1, X2 : long; - 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 st_attr_t is record - stksize : int; - prio : int; - inheritsched : int; - state : int; - sched : int; - detachstate : int; - guardsize : int; - end record; - pragma Convention (C, st_attr_t); - - type pthread_attr_t is record - pthread_attr_magic : unsigned; - st : st_attr_t; - pthread_attr_scope : int; - end record; - pragma Convention (C, pthread_attr_t); - - type pthread_condattr_t is record - cv_magic : unsigned; - cv_pshared : unsigned; - end record; - pragma Convention (C, pthread_condattr_t); - - type pthread_mutexattr_t is record - m_flags : unsigned; - m_prio_c : int; - m_pshared : int; - end record; - pragma Convention (C, pthread_mutexattr_t); - - type tid_t is new short; - type pthread_t is new tid_t; - - type block_obj_t is new System.Address; - -- typedef struct _block_obj_s { - -- struct st_entry *b_head; - -- } block_obj_t; - - type pthread_mutex_t is record - m_flags : unsigned; - m_owner : tid_t; - m_wait : block_obj_t; - m_prio_c : int; - m_oldprio : int; - m_count : int; - m_referenced : int; - end record; - pragma Convention (C, pthread_mutex_t); - type pthread_mutex_t_ptr is access all pthread_mutex_t; - - type pthread_cond_t is record - cv_magic : unsigned; - cv_wait : block_obj_t; - cv_mutex : pthread_mutex_t_ptr; - cv_refcnt : int; - end record; - pragma Convention (C, pthread_cond_t); - - type pthread_key_t is new int; - -end System.OS_Interface; |