// *****************************************************************************
// * This file is part of the FreeFileSync project. It is distributed under    *
// * GNU General Public License: http://www.gnu.org/licenses/gpl-3.0           *
// * Copyright (C) Zenju (zenju AT freefilesync DOT org) - All Rights Reserved *
// *****************************************************************************

#ifndef SHELL_EXECUTE_H_23482134578134134
#define SHELL_EXECUTE_H_23482134578134134

#include "file_error.h"

    #include "thread.h"
    #include <stdlib.h> //::system()


namespace zen
{
//launch commandline and report errors via popup dialog
//windows: COM needs to be initialized before calling this function!
enum ExecutionType
{
    EXEC_TYPE_SYNC,
    EXEC_TYPE_ASYNC
};

namespace
{


void shellExecute(const Zstring& command, ExecutionType type) //throw FileError
{
    /*
    we cannot use wxExecute due to various issues:
    - screws up encoding on OS X for non-ASCII characters
    - does not provide any reasonable error information
    - uses a zero-sized dummy window as a hack to keep focus which leaves a useless empty icon in ALT-TAB list in Windows
    */

    if (type == EXEC_TYPE_SYNC)
    {
        //Posix::system - execute a shell command
        int rv = ::system(command.c_str()); //do NOT use std::system as its documentation says nothing about "WEXITSTATUS(rv)", ect...
        if (rv == -1 || WEXITSTATUS(rv) == 127) //http://linux.die.net/man/3/system    "In case /bin/sh could not be executed, the exit status will be that of a command that does exit(127)"
            throw FileError(_("Incorrect command line:") + L"\n" + utfTo<std::wstring>(command));
    }
    else
        runAsync([=] { int rv = ::system(command.c_str()); (void)rv; });
}
}
}

#endif //SHELL_EXECUTE_H_23482134578134134