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1 /* |
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2 |
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3 Copyright (C) 1996, 1997 John W. Eaton |
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4 |
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5 This file is part of Octave. |
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6 |
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7 Octave is free software; you can redistribute it and/or modify it |
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8 under the terms of the GNU General Public License as published by the |
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9 Free Software Foundation; either version 2, or (at your option) any |
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10 later version. |
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11 |
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12 Octave is distributed in the hope that it will be useful, but WITHOUT |
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13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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15 for more details. |
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16 |
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17 You should have received a copy of the GNU General Public License |
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18 along with Octave; see the file COPYING. If not, write to the Free |
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19 Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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20 |
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21 */ |
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22 |
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23 // This class is based on the procbuf class from libg++, written by |
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24 // Per Bothner, Copyright (C) 1993 Free Software Foundation. |
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25 |
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26 #if !defined (octave_octave_procbuf_h) |
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27 #define octave_octave_procbuf_h 1 |
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28 |
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29 #include <streambuf.h> |
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30 |
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31 #ifdef HAVE_SYS_TYPES_H |
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32 #include <sys/types.h> |
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33 #endif |
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34 |
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35 class |
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36 octave_procbuf : public filebuf |
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37 { |
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38 public: |
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39 |
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40 octave_procbuf (void) |
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41 : filebuf (), wstatus (-1), proc_pid (-1), next (0) { } |
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42 |
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43 octave_procbuf (const char *command, int mode) |
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44 : filebuf (), wstatus (-1), proc_pid (-1), next (0) |
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45 { open (command, mode); } |
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46 |
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47 ~octave_procbuf (void) { close (); } |
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48 |
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49 octave_procbuf *open (const char *command, int mode); |
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50 |
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51 octave_procbuf *close (void) |
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52 { return static_cast<octave_procbuf *> (filebuf::close ()); } |
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53 |
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54 virtual int sys_close (void); |
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55 |
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56 int wait_status (void) const { return wstatus; } |
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57 |
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58 pid_t pid (void) { return proc_pid; } |
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59 |
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60 protected: |
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61 |
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62 int wstatus; |
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63 |
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64 pid_t proc_pid; |
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65 |
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66 octave_procbuf *next; |
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67 }; |
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68 |
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69 extern void symbols_of_oct_procbuf (void); |
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70 |
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71 #endif |
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72 |
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73 /* |
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74 ;;; Local Variables: *** |
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75 ;;; mode: C++ *** |
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76 ;;; End: *** |
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77 */ |
