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/*
igraph library.
Copyright (C) 2021 The igraph development team <igraph@igraph.org>
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, see <https://www.gnu.org/licenses/>.
*/
#include <igraph.h>
#include "test_utilities.h"
igraph_error_t handler(const char* message, igraph_real_t percent, void*data) {
printf("handler, %s, %f, %d\n", message, percent, *(int*)data);
return IGRAPH_SUCCESS;
}
int main(void) {
igraph_set_progress_handler(handler);
int data = 10;
printf("progress with set progress handler:\n");
IGRAPH_PROGRESS("message", 100.0, &data);
igraph_progress_handler_t *previous = igraph_set_progress_handler(NULL);
printf("\nprogress with no handler:\n");
IGRAPH_PROGRESS("message", 100.0, &data);
igraph_set_progress_handler(previous);
printf("\nprogress with previous handler:\n");
IGRAPH_PROGRESS("message", 100.0, &data);
VERIFY_FINALLY_STACK();
return 0;
}
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