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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 | -- -- |
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9 | -- Copyright (C) 2014-2017, Free Software Foundation, Inc. -- |
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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- -- |
| 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- -- |
| 15 | -- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY -- |
| 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 | -- In particular, you can freely distribute your programs built with the -- |
| 23 | -- GNAT Pro compiler, including any required library run-time units, using -- |
| 24 | -- any licensing terms of your choosing. See the AdaCore Software License -- |
| 25 | -- for full details. -- |
| 26 | -- -- |
| 27 | -- -- |
| 28 | ------------------------------------------------------------------------------ |
| 29 | |
| 30 | -- This is the Android 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 | |
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38 | with Interfaces.C; |
| 39 | |
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40 | package System.Linux is |
| 41 | pragma Preelaborate; |
| 42 | |
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43 | ---------- |
| 44 | -- Time -- |
| 45 | ---------- |
| 46 | |
| 47 | subtype long is Interfaces.C.long; |
| 48 | subtype suseconds_t is Interfaces.C.long; |
| 49 | subtype time_t is Interfaces.C.long; |
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50 | subtype clockid_t is Interfaces.C.int; |
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51 | |
| 52 | type timespec is record |
| 53 | tv_sec : time_t; |
| 54 | tv_nsec : long; |
| 55 | end record; |
| 56 | pragma Convention (C, timespec); |
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57 | |
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58 | type timeval is record |
| 59 | tv_sec : time_t; |
| 60 | tv_usec : suseconds_t; |
| 61 | end record; |
| 62 | pragma Convention (C, timeval); |
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63 | |
| 64 | ----------- |
| 65 | -- Errno -- |
| 66 | ----------- |
| 67 | |
| 68 | EAGAIN : constant := 11; |
| 69 | EINTR : constant := 4; |
| 70 | EINVAL : constant := 22; |
| 71 | ENOMEM : constant := 12; |
| 72 | EPERM : constant := 1; |
| 73 | ETIMEDOUT : constant := 110; |
| 74 | |
| 75 | ------------- |
| 76 | -- Signals -- |
| 77 | ------------- |
| 78 | |
| 79 | SIGHUP : constant := 1; -- hangup |
| 80 | SIGINT : constant := 2; -- interrupt (rubout) |
| 81 | SIGQUIT : constant := 3; -- quit (ASCD FS) |
| 82 | SIGILL : constant := 4; -- illegal instruction (not reset) |
| 83 | SIGTRAP : constant := 5; -- trace trap (not reset) |
| 84 | SIGIOT : constant := 6; -- IOT instruction |
| 85 | SIGABRT : constant := 6; -- used by abort, replace SIGIOT in the future |
| 86 | SIGFPE : constant := 8; -- floating point exception |
| 87 | SIGKILL : constant := 9; -- kill (cannot be caught or ignored) |
| 88 | SIGBUS : constant := 7; -- bus error |
| 89 | SIGSEGV : constant := 11; -- segmentation violation |
| 90 | SIGPIPE : constant := 13; -- write on a pipe with no one to read it |
| 91 | SIGALRM : constant := 14; -- alarm clock |
| 92 | SIGTERM : constant := 15; -- software termination signal from kill |
| 93 | SIGUSR1 : constant := 10; -- user defined signal 1 |
| 94 | SIGUSR2 : constant := 12; -- user defined signal 2 |
| 95 | SIGCLD : constant := 17; -- alias for SIGCHLD |
| 96 | SIGCHLD : constant := 17; -- child status change |
| 97 | SIGPWR : constant := 30; -- power-fail restart |
| 98 | SIGWINCH : constant := 28; -- window size change |
| 99 | SIGURG : constant := 23; -- urgent condition on IO channel |
| 100 | SIGPOLL : constant := 29; -- pollable event occurred |
| 101 | SIGIO : constant := 29; -- I/O now possible (4.2 BSD) |
| 102 | SIGLOST : constant := 29; -- File lock lost |
| 103 | SIGSTOP : constant := 19; -- stop (cannot be caught or ignored) |
| 104 | SIGTSTP : constant := 20; -- user stop requested from tty |
| 105 | SIGCONT : constant := 18; -- stopped process has been continued |
| 106 | SIGTTIN : constant := 21; -- background tty read attempted |
| 107 | SIGTTOU : constant := 22; -- background tty write attempted |
| 108 | SIGVTALRM : constant := 26; -- virtual timer expired |
| 109 | SIGPROF : constant := 27; -- profiling timer expired |
| 110 | SIGXCPU : constant := 24; -- CPU time limit exceeded |
| 111 | SIGXFSZ : constant := 25; -- filesize limit exceeded |
| 112 | SIGUNUSED : constant := 31; -- unused signal (GNU/Linux) |
| 113 | SIGSTKFLT : constant := 16; -- coprocessor stack fault (Linux) |
| 114 | SIGLTHRRES : constant := 32; -- GNU/LinuxThreads restart signal |
| 115 | SIGLTHRCAN : constant := 33; -- GNU/LinuxThreads cancel signal |
| 116 | SIGLTHRDBG : constant := 34; -- GNU/LinuxThreads debugger signal |
| 117 | |
| 118 | -- struct_sigaction offsets |
| 119 | |
| 120 | sa_handler_pos : constant := 0; |
| 121 | sa_mask_pos : constant := Standard'Address_Size / 8; |
| 122 | sa_flags_pos : constant := 4 + sa_mask_pos; |
| 123 | |
| 124 | SA_SIGINFO : constant := 16#00000004#; |
| 125 | SA_ONSTACK : constant := 16#08000000#; |
| 126 | SA_RESTART : constant := 16#10000000#; |
| 127 | SA_NODEFER : constant := 16#40000000#; |
| 128 | |
| 129 | end System.Linux; |
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