/* -*- mode: C -*-  */
/* 
   IGraph library.
   Copyright (C) 2008-2012  Gabor Csardi <csardi.gabor@gmail.com>
   334 Harvard street, Cambridge, MA 02139 USA
   
   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 2 of the License, or
   (at your option) any later version.
   
   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.
   
   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 
   02110-1301 USA

*/

#include <igraph.h>

int main() {
  
  igraph_real_t edges2[] = {0,1, 1,2, 3,4, 5,6, 6,5, 1,4, 1,6, 0,3 };
  igraph_real_t edges3[] = {0,1, 1,2, 3,4, 5,6, 6,5, 2,4, 1,6, 0,3 };
  igraph_t g;
  igraph_vector_bool_t types;
  igraph_vector_t edges;
  long int i;
  int ret;

  igraph_vector_view(&edges, edges2, sizeof(edges2)/sizeof(igraph_real_t));
  igraph_vector_bool_init(&types, igraph_vector_max(&edges)+1);
  for (i=0; i<igraph_vector_bool_size(&types); i++) {
    VECTOR(types)[i] = i % 2;
  }
  igraph_create_bipartite(&g, &types, &edges, /*directed=*/ 1);
  igraph_write_graph_edgelist(&g, stdout);
  igraph_vector_bool_destroy(&types);
  igraph_destroy(&g);

  /* Error handling */
  igraph_set_error_handler(igraph_error_handler_ignore);
  
  igraph_vector_view(&edges, edges3, sizeof(edges3)/sizeof(igraph_real_t));
  igraph_vector_bool_init(&types, igraph_vector_max(&edges)+1);
  for (i=0; i<igraph_vector_bool_size(&types); i++) {
    VECTOR(types)[i] = i % 2;
  }
  ret = igraph_create_bipartite(&g, &types, &edges, /*directed=*/ 1);
  if (ret != IGRAPH_EINVAL) { return 1; }
  igraph_vector_bool_destroy(&types);
  igraph_destroy(&g);

  return 0;
}