usr/src/sys/stand.att/stat.c

/*-
 * Copyright (c) 1991, 1993
 *      The Regents of the University of California.  All rights reserved.
 *
 * %sccs.include.redist.c%
 *
 *      @(#)stat.c      8.1 (Berkeley) %G%
 */

#include <sys/param.h>
#include <sys/stat.h>
#include <stand.att/saio.h>

#ifndef SMALL
fstat(fd, sb)
        int fd;
        struct stat *sb;
{
        register struct iob *io;

        fd -= 3;
        if (fd < 0 || fd >= SOPEN_MAX ||
            ((io = &iob[fd])->i_flgs & F_ALLOC) == 0) {
                errno = EBADF;
                return (-1);
        }
        /* only important stuff */
        sb->st_mode = io->i_ino.di_mode;
        sb->st_uid = io->i_ino.di_uid;
        sb->st_gid = io->i_ino.di_gid;
        sb->st_size = io->i_ino.di_size;
        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);
        close(fd);
        return(rv);
}
#endif /* SMALL */