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// SPDX-License-Identifier: BSD-3-Clause
/* Copyright 2018, Intel Corporation */
#include <libpmemobj.h>
#include <stdio.h>
#include <sys/stat.h>
#define LAYOUT_NAME "test"
struct my_root {
int foo;
};
int
main(int argc, char *argv[])
{
if (argc < 2) {
printf("usage: %s file-name\n", argv[0]);
return 1;
}
const char *path = argv[1];
PMEMobjpool *pop = pmemobj_create(path, LAYOUT_NAME,
PMEMOBJ_MIN_POOL, S_IWUSR | S_IRUSR);
if (pop == NULL) {
printf("failed to create pool\n");
return 1;
}
PMEMoid root = pmemobj_root(pop, sizeof(struct my_root));
struct my_root *rootp = pmemobj_direct(root);
rootp->foo = 10;
pmemobj_persist(pop, &rootp->foo, sizeof(rootp->foo));
pmemobj_close(pop);
return 0;
}
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