DwmExecutor.hh

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//===========================================================================
// @(#) $DwmPath$
//===========================================================================
//  Copyright (c) Daniel W. McRobb 2010, 2016
//  All rights reserved.
//
//  Redistribution and use in source and binary forms, with or without
//  modification, are permitted provided that the following conditions
//  are met:
//
//  1. Redistributions of source code must retain the above copyright
//     notice, this list of conditions and the following disclaimer.
//  2. Redistributions in binary form must reproduce the above copyright
//     notice, this list of conditions and the following disclaimer in the
//     documentation and/or other materials provided with the distribution.
//  3. The names of the authors and copyright holders may not be used to
//     endorse or promote products derived from this software without
//     specific prior written permission.
//
//  IN NO EVENT SHALL DANIEL W. MCROBB BE LIABLE TO ANY PARTY FOR
//  DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES,
//  INCLUDING LOST PROFITS, ARISING OUT OF THE USE OF THIS SOFTWARE,
//  EVEN IF DANIEL W. MCROBB HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
//  DAMAGE.
//
//  THE SOFTWARE PROVIDED HEREIN IS ON AN "AS IS" BASIS, AND
//  DANIEL W. MCROBB HAS NO OBLIGATION TO PROVIDE MAINTENANCE, SUPPORT,
//  UPDATES, ENHANCEMENTS, OR MODIFICATIONS. DANIEL W. MCROBB MAKES NO
//  REPRESENTATIONS AND EXTENDS NO WARRANTIES OF ANY KIND, EITHER
//  IMPLIED OR EXPRESS, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
//  WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR
//  PURPOSE, OR THAT THE USE OF THIS SOFTWARE WILL NOT INFRINGE ANY PATENT,
//  TRADEMARK OR OTHER RIGHTS.
//===========================================================================
 
//---------------------------------------------------------------------------
//---------------------------------------------------------------------------
 
#include <mutex>
 
namespace Dwm {
 
  //--------------------------------------------------------------------------
  //--------------------------------------------------------------------------
  class Executor
  {
  public:
    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    static const int  k_COMMAND    = 260;
    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    static const int  k_ARGUMENT   = 261;
    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    static const int  k_WHITESPACE = 262;
    
    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    static pid_t Execute(const std::string & commandString);
 
    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    static pid_t Execute(const std::string & command, char *const argv[]);
    
    //------------------------------------------------------------------------
    //------------------------------------------------------------------------
    static pid_t Execute(char *const argv[]);
    
  private:
    static bool FillArgs(const std::string & commandStr, char * & command,
                         char ** & args);
    static pid_t ExecVP(const std::string & command, char *const argv[]);
 
    static std::mutex  _mutex;
  };
  
}  // namespace Dwm
 
#define  COMMAND     260
#define  ARGUMENT    261
#define  WHITESPACE  262
 
//---------------------------- emacs settings -----------------------------
//  Local Variables:
//  mode: C++
//  tab-width: 2
//  indent-tabs-mode: nil
//  c-basic-offset: 2
//  End:
//-------------------------------------------------------------------------