/////////////////////////////////////////////////////////////////////////////
-// Name: unix/execute.h
+// Name: wx/unix/execute.h
// Purpose: private details of wxExecute() implementation
// Author: Vadim Zeitlin
// Id: $Id$
#ifndef _WX_UNIX_EXECUTE_H
#define _WX_UNIX_EXECUTE_H
-// 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
+#include "wx/unix/pipe.h"
+
+class WXDLLIMPEXP_FWD_BASE wxProcess;
+class wxStreamTempInputBuffer;
+
struct wxEndProcessData
{
- int pid, // pid of the process
- tag; // port dependent value
+ wxEndProcessData()
+ {
+ pid =
+ tag =
+ exitcode = -1;
+ process = NULL;
+ async = false;
+ }
+
+ int pid; // pid of the process
+ int tag; // port dependent value
wxProcess *process; // if !NULL: notified on process termination
- int exitcode; // the exit code
+ int exitcode; // the exit code
+ bool async; // if true, delete us on process termination
+};
+
+// 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;
+
+ fdOut =
+ fdErr = wxPipe::INVALID_FD;
+#endif // wxUSE_STREAMS
+ }
+
+ // get the FD corresponding to the read end of the process end detection
+ // pipe and close the write one
+ int GetEndProcReadFD()
+ {
+ const int fd = pipeEndProcDetect.Detach(wxPipe::Read);
+ pipeEndProcDetect.Close();
+ return fd;
+ }
+
+
+ // 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;
+
+ // the corresponding FDs, -1 if not redirected
+ int fdOut,
+ fdErr;
+#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 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 int wxAddProcessCallback(wxEndProcessData *proc_data, int fd);
+extern WXDLLIMPEXP_BASE void wxHandleProcessTermination(wxEndProcessData *proc_data);
#endif // _WX_UNIX_EXECUTE_H