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Copyright (C) 2005 Gabor Csardi <csardi@rmki.kfki.hu>
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MTA RMKI, Konkoly-Thege Miklos st. 29-33, Budapest 1121, Hungary
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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igraph_interruption_handler_t *igraph_i_interruption_handler=0;
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int igraph_allow_interruption(void* data) {
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if (igraph_i_interruption_handler) {
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return igraph_i_interruption_handler(data);
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return IGRAPH_SUCCESS;
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igraph_interruption_handler_t *
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igraph_set_interruption_handler (igraph_interruption_handler_t * new_handler)
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igraph_interruption_handler_t * previous_handler = igraph_i_interruption_handler;
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igraph_i_interruption_handler = new_handler;
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return previous_handler;