X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/518b5d2ffbaf7422195537a5512e791be4497591..51810d4d7e2d0ac1fa1eba43cebff9a4f4a73acc:/include/wx/unix/execute.h?ds=sidebyside diff --git a/include/wx/unix/execute.h b/include/wx/unix/execute.h index 77a821e42b..9ef14902c5 100644 --- a/include/wx/unix/execute.h +++ b/include/wx/unix/execute.h @@ -10,23 +10,85 @@ #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