/* -*- mode: C -*- */ /* IGraph library. Copyright (C) 2007 Gabor Csardi <csardi@rmki.kfki.hu> MTA RMKI, Konkoly-Thege Miklos st. 29-33, Budapest 1121, Hungary 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> #include <stdio.h> int main() { igraph_t g; FILE *ifile; ifile=fopen("karate.gml", "r"); if (ifile==0) { return 10; } igraph_read_graph_gml(&g, ifile); fclose(ifile); if (igraph_is_directed(&g)) { printf("directed\n"); } else { printf("undirected\n"); } igraph_write_graph_edgelist(&g, stdout); printf("-----------------\n"); igraph_write_graph_gml(&g, stdout, 0, "test suite"); igraph_destroy(&g); return 0; }