1#include <sys/stat.h>
2#include <errno.h>
3#include <fcntl.h>
4#include "syscall.h"
5#include "libc.h"
6
7void __procfdname(char *, unsigned);
8
9int fstat(int fd, struct stat *st)
10{
11	int ret = __syscall(SYS_fstat, fd, st);
12	if (ret != -EBADF || __syscall(SYS_fcntl, fd, F_GETFD) < 0)
13		return __syscall_ret(ret);
14
15	char buf[15+3*sizeof(int)];
16	__procfdname(buf, fd);
17#ifdef SYS_stat
18	return syscall(SYS_stat, buf, st);
19#else
20	return syscall(SYS_fstatat, AT_FDCWD, buf, st, 0);
21#endif
22}
23
24LFS64(fstat);
25