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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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18// if pid > 0, the execution is async and the data is freed in the callback
19// executed when the process terminates, if pid < 0, the execution is
20// synchronous and the caller (wxExecute) frees the data
21struct wxEndProcessData
22{
23 int pid, // pid of the process
24 tag; // port dependent value
25 wxProcess *process; // if !NULL: notified on process termination
26 int exitcode; // the exit code
27};
28
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29// struct in which information is passed from wxExecute() to wxAppTraits
30// methods
31struct wxExecuteData
32{
33 wxExecuteData()
34 {
35 flags =
36 pid = 0;
37
38 process = NULL;
39
40#if wxUSE_STREAMS
41 bufOut =
42 bufErr = NULL;
43#endif // wxUSE_STREAMS
44 }
45
46 // wxExecute() flags
47 int flags;
48
49 // the pid of the child process
50 int pid;
51
52 // the associated process object or NULL
53 wxProcess *process;
54
55 // pipe used for end process detection
56 wxPipe pipeEndProcDetect;
57
58#if wxUSE_STREAMS
59 // the input buffer bufOut is connected to stdout, this is why it is
60 // called bufOut and not bufIn
61 wxStreamTempInputBuffer *bufOut,
62 *bufErr;
63#endif // wxUSE_STREAMS
64};
65
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66// this function is called when the process terminates from port specific
67// callback function and is common to all ports (src/unix/utilsunx.cpp)
20123d49 68extern WXDLLIMPEXP_BASE void wxHandleProcessTermination(wxEndProcessData *proc_data);
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69
70// this function is called to associate the port-specific callback with the
71// child process. The return valus is port-specific.
20123d49 72extern WXDLLIMPEXP_CORE int wxAddProcessCallback(wxEndProcessData *proc_data, int fd);
e2478fde 73
f7ef0602 74#if defined(__DARWIN__) && (defined(__WXMAC__) || defined(__WXCOCOA__))
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75// For ports (e.g. DARWIN) which can add callbacks based on the pid
76extern int wxAddProcessCallbackForPid(wxEndProcessData *proc_data, int pid);
6213bde1 77#endif
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78
79#endif // _WX_UNIX_EXECUTE_H