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#include <unistd.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <stdbool.h>
#include <hwloc.h>
#include <hwloc/bitmap.h>
int main(int argc, char **argv)
{
hwloc_topology_t topo;
char *tmp;
int ret;
if (2 != argc) {
fprintf(stderr, "Usage: %s input-xml-filename\n", argv[0]);
return -1;
}
if (0 != hwloc_topology_init(&topo)) {
return -1;
}
if (0 != hwloc_topology_set_xml(topo, argv[1])) {
fprintf(stderr, "SETXML FAILED\n");
return -1;
}
/* since we are loading this from an external source, we have to
* explicitly set a flag so hwloc sets things up correctly
*/
ret = hwloc_topology_set_io_types_filter(topo, HWLOC_TYPE_FILTER_KEEP_IMPORTANT);
if (0 != ret) {
fprintf(stderr, "IOTYPES FAILED\n");
hwloc_topology_destroy(topo);
return ret;
}
if (0 != hwloc_topology_set_flags(topo, HWLOC_TOPOLOGY_FLAG_IS_THISSYSTEM)) {
fprintf(stderr, "SETFLAGS FAILED\n");
hwloc_topology_destroy(topo);
return -1;
}
/* now load the topology */
if (0 != hwloc_topology_load(topo)) {
fprintf(stderr, "LOAD FAILED\n");
hwloc_topology_destroy(topo);
return -1;
}
/* output it in v1 format */
asprintf(&tmp, "%s.v1", argv[1]);
if (0 != hwloc_topology_export_xml(topo, tmp, HWLOC_TOPOLOGY_EXPORT_XML_FLAG_V1)) {
fprintf(stderr, "EXPORT FAILED\n");
hwloc_topology_destroy(topo);
return -1;
}
hwloc_topology_destroy(topo);
return 0;
}
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