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[wxWidgets.git] / include / wx / unix / execute.h
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1/////////////////////////////////////////////////////////////////////////////
2// Name: unix/execute.h
3// Purpose: private details of wxExecute() implementation
4// Author: Vadim Zeitlin
5// Id: $Id$
6// Copyright: (c) 1998 Robert Roebling, Julian Smart, Vadim Zeitlin
65571936 7// Licence: wxWindows licence
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8/////////////////////////////////////////////////////////////////////////////
9
10#ifndef _WX_UNIX_EXECUTE_H
11#define _WX_UNIX_EXECUTE_H
12
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13#include "wx/unix/pipe.h"
14
b5dbe15d 15class WXDLLIMPEXP_FWD_BASE wxProcess;
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16class wxStreamTempInputBuffer;
17
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18struct wxEndProcessData
19{
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20 wxEndProcessData()
21 {
22 pid =
23 tag =
24 exitcode = -1;
25 process = NULL;
26 async = false;
27 }
28
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29 int pid; // pid of the process
30 int tag; // port dependent value
518b5d2f 31 wxProcess *process; // if !NULL: notified on process termination
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32 int exitcode; // the exit code
33 bool async; // if true, delete us on process termination
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34};
35
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36// struct in which information is passed from wxExecute() to wxAppTraits
37// methods
38struct wxExecuteData
39{
40 wxExecuteData()
41 {
42 flags =
43 pid = 0;
44
45 process = NULL;
46
47#if wxUSE_STREAMS
48 bufOut =
49 bufErr = NULL;
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50
51 fdOut =
52 fdErr = wxPipe::INVALID_FD;
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53#endif // wxUSE_STREAMS
54 }
55
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56 // get the FD corresponding to the read end of the process end detection
57 // pipe and close the write one
58 int GetEndProcReadFD()
59 {
60 const int fd = pipeEndProcDetect.Detach(wxPipe::Read);
61 pipeEndProcDetect.Close();
62 return fd;
63 }
64
65
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66 // wxExecute() flags
67 int flags;
68
69 // the pid of the child process
70 int pid;
71
72 // the associated process object or NULL
73 wxProcess *process;
74
75 // pipe used for end process detection
76 wxPipe pipeEndProcDetect;
77
78#if wxUSE_STREAMS
79 // the input buffer bufOut is connected to stdout, this is why it is
80 // called bufOut and not bufIn
81 wxStreamTempInputBuffer *bufOut,
82 *bufErr;
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83
84 // the corresponding FDs, -1 if not redirected
85 int fdOut,
86 fdErr;
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87#endif // wxUSE_STREAMS
88};
89
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90// this function is called when the process terminates from port specific
91// callback function and is common to all ports (src/unix/utilsunx.cpp)
20123d49 92extern WXDLLIMPEXP_BASE void wxHandleProcessTermination(wxEndProcessData *proc_data);
518b5d2f 93
518b5d2f 94#endif // _WX_UNIX_EXECUTE_H