1 | /**********************************************************************
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2 | *
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3 | * os_process_unix.h -- Unix version of osprocess. See os_process.h
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4 | * for more details
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5 | *
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6 | * Copyright (C) 2010 The New Zealand Digital Library Project
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7 | *
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8 | * A component of the Greenstone digital library software
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9 | * from the New Zealand Digital Library Project at the
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10 | * University of Waikato, New Zealand.
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11 | *
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12 | * This program is free software; you can redistribute it and/or modify
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13 | * it under the terms of the GNU General Public License as published by
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14 | * the Free Software Foundation; either version 2 of the License, or
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15 | * (at your option) any later version.
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16 | *
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17 | * This program is distributed in the hope that it will be useful,
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18 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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20 | * GNU General Public License for more details.
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21 | *
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22 | * You should have received a copy of the GNU General Public License
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23 | * along with this program; if not, write to the Free Software
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24 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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25 | *
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26 | *********************************************************************/
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27 |
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28 |
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29 | #ifndef OS_PROCESS_UNIX_H
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30 | #define OS_PROCESS_UNIX_H
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31 |
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32 | #ifndef __WIN32__ // i.e. Unix
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33 |
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34 | #include "os_process.h"
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35 |
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36 | class osprocessunix : public osprocess
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37 | {
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38 |
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39 | public:
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40 | osprocessunix(OSProcessPipeMode mode,
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41 | char* prog_name, char* argv[]=NULL, char* envp[]=NULL);
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42 | virtual ~osprocessunix();
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43 |
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44 | virtual int read(char* buffer, const int buffer_len);
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45 | virtual int write(char* buffer, const int buffer_len);
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46 |
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47 | virtual void wait();
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48 |
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49 | virtual bool close_write_pipe(OSProcessWarnStatus warn_status=withWarning);
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50 | virtual bool close_read_pipe(OSProcessWarnStatus warn_status=withWarning);
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51 |
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52 | protected:
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53 |
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54 | static const int READ_PIPE_INDEX=0;
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55 | static const int WRITE_PIPE_INDEX=1;
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56 |
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57 | static const int FD_STDIN=0;
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58 | static const int FD_STDOUT=1;
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59 | static const int FD_STDERR=2;
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60 |
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61 | pid_t pid_;
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62 |
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63 | int child_stdin_write_;
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64 | int child_stdout_read_;
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65 | };
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66 |
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67 | #endif
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68 |
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69 | #endif
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70 |
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