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Diffstat (limited to 'gcc/ada/s-linux-hppa.ads')
| -rw-r--r-- | gcc/ada/s-linux-hppa.ads | 131 |
1 files changed, 131 insertions, 0 deletions
diff --git a/gcc/ada/s-linux-hppa.ads b/gcc/ada/s-linux-hppa.ads new file mode 100644 index 00000000000..841ff78c17e --- /dev/null +++ b/gcc/ada/s-linux-hppa.ads @@ -0,0 +1,131 @@ +------------------------------------------------------------------------------ +-- -- +-- GNU ADA RUN-TIME LIBRARY (GNARL) COMPONENTS -- +-- -- +-- S Y S T E M . L I N U X -- +-- -- +-- S p e c -- +-- -- +-- Copyright (C) 2008, 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. -- +-- -- +------------------------------------------------------------------------------ + +-- This is the hppa version of this package + +-- This package encapsulates cpu specific differences between implementations +-- of GNU/Linux, in order to share s-osinte-linux.ads. + +-- 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. + +package System.Linux is + pragma Preelaborate; + + ----------- + -- Errno -- + ----------- + + EAGAIN : constant := 11; + EINTR : constant := 4; + EINVAL : constant := 22; + ENOMEM : constant := 12; + EPERM : constant := 1; + ETIMEDOUT : constant := 238; + + ------------- + -- Signals -- + ------------- + + 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 + 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 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 + SIGUSR1 : constant := 16; -- user defined signal 1 + SIGUSR2 : constant := 17; -- user defined signal 2 + SIGCLD : constant := 18; -- alias for SIGCHLD + SIGCHLD : constant := 18; -- child status change + SIGPWR : constant := 19; -- power-fail restart + SIGVTALRM : constant := 20; -- virtual timer expired + SIGPROF : constant := 21; -- profiling timer expired + SIGPOLL : constant := 22; -- pollable event occurred + SIGIO : constant := 22; -- I/O now possible (4.2 BSD) + SIGWINCH : constant := 23; -- window size change + SIGSTOP : constant := 24; -- stop (cannot be caught or ignored) + SIGTSTP : constant := 25; -- user stop requested from tty + SIGCONT : constant := 26; -- stopped process has been continued + SIGTTIN : constant := 27; -- background tty read attempted + SIGTTOU : constant := 28; -- background tty write attempted + SIGURG : constant := 29; -- urgent condition on IO channel + SIGLOST : constant := 30; -- File lock lost + SIGUNUSED : constant := 31; -- unused signal (GNU/Linux) + SIGXCPU : constant := 33; -- CPU time limit exceeded + SIGXFSZ : constant := 34; -- filesize limit exceeded + SIGSTKFLT : constant := 36; -- coprocessor stack fault (Linux) + SIGLTHRRES : constant := 37; -- GNU/LinuxThreads restart signal + SIGLTHRCAN : constant := 38; -- GNU/LinuxThreads cancel signal + SIGLTHRDBG : constant := 39; -- GNU/LinuxThreads debugger signal + + -- struct_sigaction offsets + + sa_flags_pos : constant := Standard'Address_Size / 8; + sa_mask_pos : constant := sa_flags_pos * 2; + + SA_SIGINFO : constant := 16#10#; + SA_ONSTACK : constant := 16#01#; + + type lock_array is array (1 .. 4) of int; + type atomic_lock_t is record + lock : lock_array; + end record; + pragma Convention (C, atomic_lock_t); + -- ??? Alignment should be 16 but this is larger than BIGGEST_ALIGNMENT. + -- This causes an erroneous pointer value to sometimes be passed to free + -- during deallocation. See PR ada/24533 for more details. + for atomic_lock_t'Alignment use 8; + + type struct_pthread_fast_lock is record + spinlock : atomic_lock_t; + status : Long_Integer; + end record; + pragma Convention (C, struct_pthread_fast_lock); + + type pthread_mutex_t is record + m_reserved : Integer; + m_count : Integer; + m_owner : System.Address; + m_kind : Integer; + m_lock : struct_pthread_fast_lock; + end record; + pragma Convention (C, pthread_mutex_t); + +end System.Linux; |