1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
|
------------------------------------------------------------------------------
-- --
-- GNU ADA RUN-TIME LIBRARY (GNARL) COMPONENTS --
-- --
-- S Y S T E M . L I N U X --
-- --
-- S p e c --
-- --
-- Copyright (C) 2009, 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 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/>. --
-- --
-- --
------------------------------------------------------------------------------
-- 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 Integer;
type atomic_lock_t is record
lock : lock_array;
end record;
pragma Convention (C, atomic_lock_t);
for atomic_lock_t'Alignment use 16;
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;
|
