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//////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////
//
// copyright : (C) 2008 by Eran Ifrah
// file name : pipedprocess.cpp
//
// -------------------------------------------------------------------------
// A
// _____ _ _ _ _
// / __ \ | | | | (_) |
// | / \/ ___ __| | ___| | _| |_ ___
// | | / _ \ / _ |/ _ \ | | | __/ _ )
// | \__/\ (_) | (_| | __/ |___| | || __/
// \____/\___/ \__,_|\___\_____/_|\__\___|
//
// F i l e
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
//////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////
#include "pipedprocess.h"
#include "cl_standard_paths.h"
#include "wx/msgdlg.h"
#include <wx/filename.h>
#include <wx/sstream.h>
#include <wx/stdpaths.h>
#include <wx/txtstrm.h>
PipedProcess::PipedProcess(int id, const wxString& cmdLine)
: wxProcess(NULL, id)
, m_pid(-1)
, m_cmd(cmdLine)
{
}
PipedProcess::~PipedProcess() {}
long PipedProcess::GetPid() { return m_pid; }
void PipedProcess::SetPid(long pid) { m_pid = pid; }
void PipedProcess::Terminate()
{
#ifdef __WXGTK__
wxString cmd;
wxFileName script(clStandardPaths::Get().GetBinaryFullPath("codelite_kill_children"));
cmd << wxT("/bin/bash -f ") << script.GetFullPath() << wxT(" ") << GetPid();
wxExecute(cmd, wxEXEC_ASYNC);
#else
wxKillError rc;
wxKill(GetPid(), wxSIGKILL, &rc, wxKILL_CHILDREN);
#endif
}
long PipedProcess::Start(bool hide)
{
Redirect();
long flags = wxEXEC_ASYNC | wxEXEC_MAKE_GROUP_LEADER;
if(!hide) {
flags |= wxEXEC_NOHIDE;
}
m_pid = wxExecute(m_cmd, flags, this);
return m_pid;
}
// read single line from input/error of the debugger
bool PipedProcess::HasInput(wxString& input)
{
bool hasInput = false;
bool cont1(true), cont2(true);
while(cont1 || cont2) {
cont1 = false;
cont2 = false;
while(IsInputAvailable()) {
wxTextInputStream tis(*GetInputStream());
// this assumes that the output is always line buffered
wxChar ch = tis.GetChar();
input << ch;
hasInput = true;
if(ch == wxT('\n')) {
cont1 = false;
break;
} else {
cont1 = true;
}
}
while(IsErrorAvailable()) {
wxTextInputStream tis(*GetErrorStream());
// this assumes that the output is always line buffered
wxChar ch = tis.GetChar();
input << ch;
hasInput = true;
if(ch == wxT('\n')) {
cont2 = false;
break;
} else {
cont2 = true;
}
}
}
return hasInput;
}
bool PipedProcess::ReadAll(wxString& input)
{
bool hasInput = false;
bool cont1(true), cont2(true);
wxTextInputStream tis(*GetInputStream());
wxTextInputStream tie(*GetErrorStream());
while(cont1 || cont2) {
cont1 = false;
cont2 = false;
while(IsInputAvailable()) {
// this assumes that the output is always line buffered
wxChar ch = tis.GetChar();
input << ch;
hasInput = true;
cont1 = true;
}
while(IsErrorAvailable()) {
// this assumes that the output is always line buffered
wxChar ch = tie.GetChar();
input << ch;
hasInput = true;
cont2 = true;
}
}
return hasInput;
}
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