linkBuilder.cxx

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// $Id: linkBuilder.cxx,v 1.1 2007/02/09 04:44:14 fmwk Exp $
//
//
// messier@indiana.edu
#include "JobControl/xml/linkBuilder.h"
#include <vector>
#include <iostream>
#include "TSystem.h"
#include "XMLInterface/xmli.h"
#include "XMLInterface/Stack.h"
#include "XMLInterface/ChString.h"
using namespace jobc;

// Create and instance to be used by the XML parser
static linkBuilder gs_link("link");

//......................................................................

linkBuilder::linkBuilder(const char* tag) : xmli::Builder(tag) { }

//......................................................................

void linkBuilder::Build(const xmli::AttributeList& /*attr*/, 
                        const std::string& buffer) 
{
//======================================================================
// Handle the link tag.
//
// At the end of the tag, parse each of the files listed in "buffer"
//======================================================================
  
  // Split the string in to sub fields and extra the values from each
  // sub-field
  std::vector<std::string> files;
  xmli::ChString::Split(buffer.c_str()," ,\n\t\r",files);

  // Parse each file
  bool iexit = false;
  int  ierr  = 0;
  std::vector<std::string>::iterator itr(files.begin());  
  std::vector<std::string>::iterator itrEnd(files.end());
  for (; itr!=itrEnd; ++itr) {
    std::string lib = "lib"; lib += *itr; lib += ".so";
    ierr += gSystem->Load(lib.c_str());
    // if (ierr>=0) std::cout << "JCXML: Linked " << lib << std::endl;
    if (ierr<0) {
      std::cerr << "jobc/xml: Failed to link " << lib << std::endl;
      iexit = true;
    }
  }
  // Do not continue with jobs that failed to link
  if (iexit == true) {
    std::cerr << "Failed to link libraries." << std::endl;
    exit(1);
  }
}

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