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1 | ------------------------------------------------------------------------------ |
2 | -- -- | |
3 | -- GNU ADA RUN-TIME LIBRARY (GNARL) COMPONENTS -- | |
4 | -- -- | |
5 | -- S Y S T E M . L I N U X -- | |
6 | -- -- | |
7 | -- S p e c -- | |
8 | -- -- | |
748086b7 | 9 | -- Copyright (C) 2009, Free Software Foundation, Inc. -- |
770db697 EB |
10 | -- -- |
11 | -- GNARL is free software; you can redistribute it and/or modify it under -- | |
12 | -- terms of the GNU General Public License as published by the Free Soft- -- | |
748086b7 JJ |
13 | -- ware Foundation; either version 3, or (at your option) any later ver- -- |
14 | -- sion. GNAT is distributed in the hope that it will be useful, but WITH- -- | |
770db697 | 15 | -- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY -- |
748086b7 JJ |
16 | -- or FITNESS FOR A PARTICULAR PURPOSE. -- |
17 | -- -- | |
18 | -- As a special exception under Section 7 of GPL version 3, you are granted -- | |
19 | -- additional permissions described in the GCC Runtime Library Exception, -- | |
20 | -- version 3.1, as published by the Free Software Foundation. -- | |
21 | -- -- | |
22 | -- You should have received a copy of the GNU General Public License and -- | |
23 | -- a copy of the GCC Runtime Library Exception along with this program; -- | |
24 | -- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see -- | |
25 | -- <http://www.gnu.org/licenses/>. -- | |
26 | -- -- | |
770db697 EB |
27 | -- -- |
28 | ------------------------------------------------------------------------------ | |
29 | ||
30 | -- This is the alpha version of this package | |
31 | ||
32 | -- This package encapsulates cpu specific differences between implementations | |
33 | -- of GNU/Linux, in order to share s-osinte-linux.ads. | |
34 | ||
35 | -- PLEASE DO NOT add any with-clauses to this package or remove the pragma | |
36 | -- Preelaborate. This package is designed to be a bottom-level (leaf) package. | |
37 | ||
38 | with Interfaces.C; | |
39 | ||
40 | package System.Linux is | |
41 | pragma Preelaborate; | |
42 | ||
43 | ----------- | |
44 | -- Errno -- | |
45 | ----------- | |
46 | ||
47 | EAGAIN : constant := 35; | |
48 | EINTR : constant := 4; | |
49 | EINVAL : constant := 22; | |
50 | ENOMEM : constant := 12; | |
51 | EPERM : constant := 1; | |
52 | ETIMEDOUT : constant := 60; | |
53 | ||
54 | ------------- | |
55 | -- Signals -- | |
56 | ------------- | |
57 | ||
58 | SIGHUP : constant := 1; -- hangup | |
59 | SIGINT : constant := 2; -- interrupt (rubout) | |
60 | SIGQUIT : constant := 3; -- quit (ASCD FS) | |
61 | SIGILL : constant := 4; -- illegal instruction (not reset) | |
62 | SIGTRAP : constant := 5; -- trace trap (not reset) | |
63 | SIGIOT : constant := 6; -- IOT instruction | |
64 | SIGABRT : constant := 6; -- used by abort, replace SIGIOT in the future | |
65 | SIGFPE : constant := 8; -- floating point exception | |
66 | SIGKILL : constant := 9; -- kill (cannot be caught or ignored) | |
67 | SIGBUS : constant := 10; -- bus error | |
68 | SIGSEGV : constant := 11; -- segmentation violation | |
69 | SIGPIPE : constant := 13; -- write on a pipe with no one to read it | |
70 | SIGALRM : constant := 14; -- alarm clock | |
71 | SIGTERM : constant := 15; -- software termination signal from kill | |
72 | SIGURG : constant := 16; -- urgent condition on IO channel | |
73 | SIGSTOP : constant := 17; -- stop (cannot be caught or ignored) | |
74 | SIGTSTP : constant := 18; -- user stop requested from tty | |
75 | SIGCONT : constant := 19; -- stopped process has been continued | |
76 | SIGCLD : constant := 20; -- alias for SIGCHLD | |
77 | SIGCHLD : constant := 20; -- child status change | |
78 | SIGTTIN : constant := 21; -- background tty read attempted | |
79 | SIGTTOU : constant := 22; -- background tty write attempted | |
80 | SIGIO : constant := 23; -- I/O now possible (4.2 BSD) | |
81 | SIGPOLL : constant := 23; -- pollable event occurred | |
82 | SIGXCPU : constant := 24; -- CPU time limit exceeded | |
83 | SIGXFSZ : constant := 25; -- filesize limit exceeded | |
84 | SIGVTALRM : constant := 26; -- virtual timer expired | |
85 | SIGPROF : constant := 27; -- profiling timer expired | |
86 | SIGWINCH : constant := 28; -- window size change | |
87 | SIGPWR : constant := 29; -- power-fail restart | |
88 | SIGUSR1 : constant := 30; -- user defined signal 1 | |
89 | SIGUSR2 : constant := 31; -- user defined signal 2 | |
90 | ||
91 | SIGLTHRRES : constant := 32; -- GNU/LinuxThreads restart signal | |
92 | SIGLTHRCAN : constant := 33; -- GNU/LinuxThreads cancel signal | |
93 | SIGLTHRDBG : constant := 34; -- GNU/LinuxThreads debugger signal | |
94 | ||
95 | SIGADAABORT : constant := SIGABRT; | |
96 | -- Change this if you want to use another signal for task abort. | |
97 | -- SIGTERM might be a good one. | |
98 | ||
99 | SIGUNUSED : constant := 0; | |
100 | SIGSTKFLT : constant := 0; | |
101 | SIGLOST : constant := 0; | |
102 | -- These don't exist for Linux/Alpha. The constants are present | |
103 | -- so that we can continue to use a-intnam-linux.ads. | |
104 | ||
105 | -- struct_sigaction offsets | |
106 | ||
107 | sa_mask_pos : constant := Standard'Address_Size / 8; | |
108 | sa_flags_pos : constant := 128 + sa_mask_pos; | |
109 | ||
110 | SA_SIGINFO : constant := 16#40#; | |
111 | SA_ONSTACK : constant := 16#01#; | |
112 | ||
113 | type pthread_mutex_t is record | |
114 | dum0, dum1, dum2, dum3, dum4 : Interfaces.C.unsigned_long; | |
115 | end record; | |
116 | pragma Convention (C, pthread_mutex_t); | |
117 | ||
118 | end System.Linux; |