usr/src/sys/stand/stat.c

/*-
 * Copyright (c) 1993 The Regents of the University of California.
 * All rights reserved.
 *
 * %sccs.include.redist.c%
 *
 *      @(#)stat.c      7.1 (Berkeley) %G%
 */

#include <stand/stand.h>

fstat(fd, sb)
        int fd;
        struct stat *sb;
{
        register struct open_file *f = &files[fd];

        if ((unsigned)fd >= SOPEN_MAX || f->f_flags == 0) {
                errno = EBADF;
                return (-1);
        }

        /* operation not defined on raw devices */
        if (f->f_flags & F_RAW) {
                errno = EOPNOTSUPP;
                return (-1);
        }

        errno = (f->f_ops->stat)(f, sb);
        return (0);
}

stat(str, sb)
        const char *str;
        struct stat *sb;
{
        int fd, rv;

        fd = open(str, 0);
        if (fd < 0)
                return (-1);
        rv = fstat(fd, sb);
        (void)close(fd);
        return (rv);
}