51678b5b76
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@29722 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
80 lines
2.3 KiB
C++
80 lines
2.3 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: unix/execute.h
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// Purpose: private details of wxExecute() implementation
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// Author: Vadim Zeitlin
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// Id: $Id$
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// Copyright: (c) 1998 Robert Roebling, Julian Smart, Vadim Zeitlin
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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#ifndef _WX_UNIX_EXECUTE_H
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#define _WX_UNIX_EXECUTE_H
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#include "wx/unix/pipe.h"
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class wxProcess;
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class wxStreamTempInputBuffer;
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// if pid > 0, the execution is async and the data is freed in the callback
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// executed when the process terminates, if pid < 0, the execution is
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// synchronous and the caller (wxExecute) frees the data
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struct wxEndProcessData
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{
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int pid, // pid of the process
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tag; // port dependent value
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wxProcess *process; // if !NULL: notified on process termination
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int exitcode; // the exit code
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};
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// struct in which information is passed from wxExecute() to wxAppTraits
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// methods
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struct wxExecuteData
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{
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wxExecuteData()
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{
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flags =
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pid = 0;
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process = NULL;
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#if wxUSE_STREAMS
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bufOut =
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bufErr = NULL;
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#endif // wxUSE_STREAMS
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}
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// wxExecute() flags
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int flags;
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// the pid of the child process
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int pid;
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// the associated process object or NULL
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wxProcess *process;
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// pipe used for end process detection
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wxPipe pipeEndProcDetect;
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#if wxUSE_STREAMS
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// the input buffer bufOut is connected to stdout, this is why it is
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// called bufOut and not bufIn
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wxStreamTempInputBuffer *bufOut,
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*bufErr;
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#endif // wxUSE_STREAMS
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};
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// this function is called when the process terminates from port specific
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// callback function and is common to all ports (src/unix/utilsunx.cpp)
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extern void wxHandleProcessTermination(wxEndProcessData *proc_data);
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// this function is called to associate the port-specific callback with the
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// child process. The return valus is port-specific.
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extern int wxAddProcessCallback(wxEndProcessData *proc_data, int fd);
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#if defined(__DARWIN__)
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// For ports (e.g. DARWIN) which can add callbacks based on the pid
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extern int wxAddProcessCallbackForPid(wxEndProcessData *proc_data, int pid);
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#endif
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#endif // _WX_UNIX_EXECUTE_H
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