/usr/include/wx-2.8/wx/unix/execute.h is in wx2.8-headers 2.8.12.1-6ubuntu2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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// Name: unix/execute.h
// Purpose: private details of wxExecute() implementation
// Author: Vadim Zeitlin
// Id: $Id: execute.h 35055 2005-08-02 22:58:06Z MW $
// Copyright: (c) 1998 Robert Roebling, Julian Smart, Vadim Zeitlin
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_UNIX_EXECUTE_H
#define _WX_UNIX_EXECUTE_H
#include "wx/unix/pipe.h"
class WXDLLIMPEXP_BASE wxProcess;
class wxStreamTempInputBuffer;
// if pid > 0, the execution is async and the data is freed in the callback
// executed when the process terminates, if pid < 0, the execution is
// synchronous and the caller (wxExecute) frees the data
struct wxEndProcessData
{
int pid, // pid of the process
tag; // port dependent value
wxProcess *process; // if !NULL: notified on process termination
int exitcode; // the exit code
};
// struct in which information is passed from wxExecute() to wxAppTraits
// methods
struct wxExecuteData
{
wxExecuteData()
{
flags =
pid = 0;
process = NULL;
#if wxUSE_STREAMS
bufOut =
bufErr = NULL;
#endif // wxUSE_STREAMS
}
// wxExecute() flags
int flags;
// the pid of the child process
int pid;
// the associated process object or NULL
wxProcess *process;
// pipe used for end process detection
wxPipe pipeEndProcDetect;
#if wxUSE_STREAMS
// the input buffer bufOut is connected to stdout, this is why it is
// called bufOut and not bufIn
wxStreamTempInputBuffer *bufOut,
*bufErr;
#endif // wxUSE_STREAMS
};
// this function is called when the process terminates from port specific
// callback function and is common to all ports (src/unix/utilsunx.cpp)
extern WXDLLIMPEXP_BASE void wxHandleProcessTermination(wxEndProcessData *proc_data);
// this function is called to associate the port-specific callback with the
// child process. The return valus is port-specific.
extern WXDLLIMPEXP_CORE int wxAddProcessCallback(wxEndProcessData *proc_data, int fd);
#if defined(__DARWIN__) && (defined(__WXMAC__) || defined(__WXCOCOA__))
// For ports (e.g. DARWIN) which can add callbacks based on the pid
extern int wxAddProcessCallbackForPid(wxEndProcessData *proc_data, int pid);
#endif
#endif // _WX_UNIX_EXECUTE_H
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