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/*
* Copyright (c) 2014-2015, NORDUnet A/S.
* See LICENSE for licensing information.
*/
#include <stdio.h>
#include <fcntl.h>
#include <unistd.h>
#include <errno.h>
#include <sys/time.h>
#include <sys/select.h>
#include "erlport.h"
static int
dosync(int fd)
{
#ifdef F_FULLFSYNC
int ret = fcntl(fd, F_FULLFSYNC);
#else
int ret = fsync(fd);
#endif
return ret;
}
int
main()
{
char buf[1000];
ssize_t len;
/* XXX: exits when command size is 0 */
while ((len = read_command((unsigned char *)buf, sizeof(buf)-1, 2)) > 0) {
buf[len] = '\0';
while (1) {
int fd;
fd = open(buf, O_RDONLY);
if (fd == -1) {
/* XXX: better errors */
write_status("openerror");
break;
}
if (dosync(fd) == 0) {
write_status("ok");
} else if (errno == EBADF) {
write_status("ebadf");
} else if (errno == EINTR) {
close(fd);
continue;
} else {
write_status("fsyncerror");
}
close(fd);
break;
}
}
return 0;
}
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