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e2882c85 | 1 | /* Copyright (C) 2016-2018 Free Software Foundation, Inc. |
f348d89a PA |
2 | |
3 | This file is part of GDB. | |
4 | ||
5 | This program is free software; you can redistribute it and/or modify | |
6 | it under the terms of the GNU General Public License as published by | |
7 | the Free Software Foundation; either version 3 of the License, or | |
8 | (at your option) any later version. | |
9 | ||
10 | This program is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | GNU General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU General Public License | |
16 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ | |
17 | ||
18 | #ifndef COMMON_SIGNALS_STATE_SAVE_RESTORE_H | |
19 | #define COMMON_SIGNALS_STATE_SAVE_RESTORE_H | |
20 | ||
21 | /* Save/restore the signal actions of all signals, and the signal | |
22 | mask. | |
23 | ||
24 | Since the exec family of functions does not reset the signal | |
25 | disposition of signals set to SIG_IGN, nor does it reset the signal | |
26 | mask, in order to be transparent, when spawning new child processes | |
27 | to debug (with "run", etc.), we must reset signal actions and mask | |
28 | back to what was originally inherited from gdb/gdbserver's parent, | |
29 | just before execing the target program to debug. */ | |
30 | ||
31 | /* Save the signal state of all signals. */ | |
32 | ||
33 | extern void save_original_signals_state (void); | |
34 | ||
35 | /* Restore the signal state of all signals. */ | |
36 | ||
37 | extern void restore_original_signals_state (void); | |
38 | ||
39 | #endif /* COMMON_SIGNALS_STATE_SAVE_RESTORE_H */ |