PR target/16201
[official-gcc.git] / gcc / ada / g-signal.adb
blob605b3e72f916d4f031f2abd2117969db367ca690
1 ------------------------------------------------------------------------------
2 -- --
3 -- GNAT RUNTIME COMPONENTS --
4 -- --
5 -- G N A T . S I G N A L S --
6 -- --
7 -- B o d y --
8 -- --
9 -- Copyright (C) 2003 Free Software Foundation, Inc. --
10 -- --
11 -- GNAT 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 2, 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. See the GNU General Public License --
17 -- for more details. You should have received a copy of the GNU General --
18 -- Public License distributed with GNAT; see file COPYING. If not, write --
19 -- to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, --
20 -- MA 02111-1307, USA. --
21 -- --
22 -- As a special exception, if other files instantiate generics from this --
23 -- unit, or you link this unit with other files to produce an executable, --
24 -- this unit does not by itself cause the resulting executable to be --
25 -- covered by the GNU General Public License. This exception does not --
26 -- however invalidate any other reasons why the executable file might be --
27 -- covered by the GNU Public License. --
28 -- --
29 -- GNAT was originally developed by the GNAT team at New York University. --
30 -- Extensive contributions were provided by Ada Core Technologies Inc. --
31 -- --
32 ------------------------------------------------------------------------------
34 with System.Interrupts;
36 package body GNAT.Signals is
38 package SI renames System.Interrupts;
40 ------------------
41 -- Block_Signal --
42 ------------------
44 procedure Block_Signal (Signal : Ada.Interrupts.Interrupt_ID) is
45 begin
46 SI.Block_Interrupt (SI.Interrupt_ID (Signal));
47 end Block_Signal;
49 ----------------
50 -- Is_Blocked --
51 ----------------
53 function Is_Blocked
54 (Signal : Ada.Interrupts.Interrupt_ID)
55 return Boolean
57 begin
58 return SI.Is_Blocked (SI.Interrupt_ID (Signal));
59 end Is_Blocked;
61 --------------------
62 -- Unblock_Signal --
63 --------------------
65 procedure Unblock_Signal (Signal : Ada.Interrupts.Interrupt_ID) is
66 begin
67 SI.Unblock_Interrupt (SI.Interrupt_ID (Signal));
68 end Unblock_Signal;
70 end GNAT.Signals;