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1 // sighandlers.h -*- C++ -*- |
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2 /* |
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3 |
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4 Copyright (C) 1992, 1993, 1994 John W. Eaton |
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5 |
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6 This file is part of Octave. |
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7 |
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8 Octave is free software; you can redistribute it and/or modify it |
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9 under the terms of the GNU General Public License as published by the |
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10 Free Software Foundation; either version 2, or (at your option) any |
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11 later version. |
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12 |
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13 Octave is distributed in the hope that it will be useful, but WITHOUT |
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14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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16 for more details. |
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17 |
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18 You should have received a copy of the GNU General Public License |
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19 along with Octave; see the file COPYING. If not, write to the Free |
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20 Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. |
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21 |
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22 */ |
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23 |
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24 #if !defined (octave_sighandlers_h) |
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25 #define octave_sighandlers_h 1 |
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26 |
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27 // Signal handler return type. |
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28 #ifndef RETSIGTYPE |
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29 #define RETSIGTYPE void |
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30 #endif |
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31 #ifndef BADSIG |
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32 #define BADSIG (RETSIGTYPE (*)(int))-1 |
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33 #endif |
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34 |
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35 typedef RETSIGTYPE sig_handler (int); |
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36 |
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37 // Nonzero means we have already printed a message for this series of |
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38 // SIGPIPES. We assume that the writer will eventually give up. |
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39 extern int pipe_handler_error_count; |
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40 |
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41 // Nonzero means we can be interrupted. |
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42 extern int can_interrupt; |
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43 |
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44 extern void install_signal_handlers (void); |
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45 |
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46 #endif |
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47 |
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48 /* |
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49 ;;; Local Variables: *** |
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50 ;;; mode: C++ *** |
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51 ;;; page-delimiter: "^/\\*" *** |
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52 ;;; End: *** |
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53 */ |
