1  /******************************************************************************
  2   *
  3   * Copyright (C) 2007 Peter G. Vavaroutsos <pete AT vavaroutsos DOT com>
  4   *
  5   *
  6   * This program is free software; you can redistribute it and/or
  7   * modify it under the terms of version 2.1 of the GNU General
  8   * Public License as published by the Free Software Foundation.
  9   * This library is distributed in the hope that it will be useful,
 10   * but WITHOUT ANY WARRANTY; without even the implied warranty of
 11   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 12   * GNU General Public License for more details.
 13   *
 14   * You should have received a copy of the GNU General Public
 15   * License along with this library; if not, write to the Free Software
 16   * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 17   *
 18   * THE AUTHORS OF THIS LIBRARY ACCEPT ABSOLUTELY NO LIABILITY FOR
 19   * ANY HARM OR LOSS RESULTING FROM ITS USE.  IT IS _EXTREMELY_ UNWISE
 20   * TO RELY ON SOFTWARE ALONE FOR SAFETY.  Any machinery capable of
 21   * harming persons must have provisions for completely removing power
 22   * from all motors, etc, before persons enter any danger area.  All
 23   * machinery must be designed to comply with local and national safety
 24   * codes, and the authors of this software can not, and do not, take
 25   * any responsibility for such compliance.
 26   *
 27   * This code was written as part of the EMC project.  For more
 28   * information, go to www.linuxcnc.org.
 29   *
 30   ******************************************************************************/
 31  
 32  #include <math.h>           // M_PI.
 33  #include "emcIniFile.hh"
 34  
 35  
 36  IniFile::StrIntPair         EmcIniFile::jointTypeMap[] = {
 37      {"LINEAR", EMC_LINEAR},
 38      {"ANGULAR", EMC_ANGULAR},
 39      { NULL, 0 },
 40  };
 41  
 42  EmcIniFile::ErrorCode
 43  EmcIniFile::Find(EmcJointType *result,
 44                   const char *tag, const char *section, int num)
 45  {
 46      return(IniFile::Find((int *)result, jointTypeMap, tag, section, num));
 47  }
 48  
 49  
 50  IniFile::StrIntPair         EmcIniFile::boolMap[] = {
 51      {"TRUE", 1},
 52      {"YES", 1},
 53      {"1", 1},
 54      {"FALSE", 0},
 55      {"NO", 0},
 56      {"0", 0},
 57      { NULL, 0 },
 58  };
 59  
 60  EmcIniFile::ErrorCode
 61  EmcIniFile::Find(bool *result, const char *tag, const char *section, int num)
 62  {
 63      ErrorCode               errCode;
 64      int                     value;
 65  
 66      if((errCode = IniFile::Find(&value, boolMap, tag,section,num)) == ERR_NONE){
 67          *result = (bool)value;
 68      }
 69  
 70      return(errCode);
 71  }
 72  
 73  
 74  // The next const struct holds pairs for linear units which are 
 75  // valid under the [TRAJ] section. These are of the form {"name", value}.
 76  // If the name "name" is encountered in the ini, the value will be used.
 77  EmcIniFile::StrDoublePair   EmcIniFile::linearUnitsMap[] = {
 78      { "mm",         1.0 },
 79      { "metric",     1.0 },
 80      { "in",         1/25.4 },
 81      { "inch",       1/25.4 },
 82      { "imperial",   1/25.4 },
 83      { NULL,         0 },
 84  };
 85      
 86  EmcIniFile::ErrorCode
 87  EmcIniFile::FindLinearUnits(EmcLinearUnits *result,
 88                   const char *tag, const char *section, int num)
 89  {
 90      return(IniFile::Find((double *)result, linearUnitsMap, tag, section, num));
 91  }
 92  
 93  
 94  // The next const struct holds pairs for angular units which are 
 95  // valid under the [TRAJ] section. These are of the form {"name", value}.
 96  // If the name "name" is encountered in the ini, the value will be used.
 97  EmcIniFile::StrDoublePair   EmcIniFile::angularUnitsMap[] = {
 98      { "deg",        1.0 },
 99      { "degree",     1.0 },
100      { "grad",       0.9 },
101      { "gon",        0.9 },
102      { "rad",        M_PI / 180 },
103      { "radian",     M_PI / 180 },
104      { NULL,         0 },
105  };
106  
107  EmcIniFile::ErrorCode
108  EmcIniFile::FindAngularUnits(EmcAngularUnits *result,
109                   const char *tag, const char *section, int num)
110  {
111      return(IniFile::Find((double *)result, angularUnitsMap, tag, section, num));
112  }