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/*
taken from nacl-20110221, from curvecp/savesync.c
- reformated using clang-format
*/
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <unistd.h>
#include "open.h"
#include "savesync.h"
#include "writeall.h"
static int writesync(int fd, const void *x, long long xlen) {
if (writeall(fd, x, xlen) == -1) return -1;
return fsync(fd);
}
int savesync(const char *fn, const void *x, long long xlen) {
int fd;
int r;
fd = open_write(fn);
if (fd == -1) return -1;
r = writesync(fd, x, xlen);
close(fd);
return r;
}
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