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//******************************************************************************// SBTokenizer.cc//// ASC20021014 created// ASC20021021 adapted for tokenizer.so v1.16// ASC20021127 tidy up according to feedback// ASC20021202 namespace std// ASC20030219 fix for problem where ATN held H after reset//******************************************************************************#include <dlfcn.h>#include <cerrno>#include <cstring>#include <cstdio>#include <iostream>using namespace std;#include "defs.h"#include "SBTokenizer.h"SBTokenizer* SBTokenizer::m_pInstance = 0;//------------------------------------------------------------------------------// SBTokenizer//------------------------------------------------------------------------------SBTokenizer::SBTokenizer() :  m_inited(false){  m_inited = init();}//------------------------------------------------------------------------------// ~SBTokenizer//------------------------------------------------------------------------------SBTokenizer::~SBTokenizer(){}//------------------------------------------------------------------------------// instance//------------------------------------------------------------------------------SBTokenizer* SBTokenizer::instance(){  if (!m_pInstance) {    m_pInstance = new SBTokenizer;  }  return m_pInstance;}//------------------------------------------------------------------------------// free//------------------------------------------------------------------------------void SBTokenizer::free(){  delete m_pInstance;  m_pInstance = 0;}//------------------------------------------------------------------------------// init//------------------------------------------------------------------------------bool SBTokenizer::init(){  m_libt = dlopen(TOKENIZER_SO, RTLD_LAZY);  if (m_libt) {    (void *)m_TestRecAlignment = dlsym(m_libt, "TestRecAlignment");    (void *)m_Compile = dlsym(m_libt, "Compile");    (void *)m_Version = dlsym(m_libt, "Version");    return true;  }  else {    CERR << EYEERR << " " << strerror(errno) << " opening " <<      TOKENIZER_SO << ENDL;    return false;  }}//------------------------------------------------------------------------------// notloaded//------------------------------------------------------------------------------void SBTokenizer::notloaded(){  CERR << EYEERR << " shared library " << TOKENIZER_SO <<    " not loaded" << ENDL;}//------------------------------------------------------------------------------// TestRecAlignment//------------------------------------------------------------------------------bool SBTokenizer::TestRecAlignment(TModuleRec *Rec){  bool bRet(false);  if (m_inited) {    bRet = (*m_TestRecAlignment)(Rec);  }  else {    notloaded();  }  return bRet;}//------------------------------------------------------------------------------// Compile//------------------------------------------------------------------------------bool SBTokenizer::Compile(TModuleRec *Rec,  char* Source,  bool DirectivesOnly,  bool ParseStampDirective){  bool bRet(false);  if (m_inited) {    bRet = (*m_Compile)(Rec, Source, DirectivesOnly, ParseStampDirective);  }  else {    notloaded();  }  return bRet;}//------------------------------------------------------------------------------// Version//------------------------------------------------------------------------------byte SBTokenizer::Version(){  byte nRet(0);  if (m_inited) {    nRet = (*m_Version)();  }  else {    notloaded();  }  return nRet;}