get fstype from mount entry

[unix-history] / usr / src / usr.sbin / amd / config / mtab_bsd.c

/*
* Copyright (c) 1990 Jan-Simon Pendry
* Copyright (c) 1990 Imperial College of Science, Technology & Medicine
* Copyright (c) 1990, 1993
*      The Regents of the University of California.  All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* Jan-Simon Pendry at Imperial College, London.
*
* %sccs.include.redist.c%
*
*      @(#)mtab_bsd.c  8.2 (Berkeley) %G%
*
* $Id: mtab_bsd.c,v 5.2.2.1 1992/02/09 15:10:13 jsp beta $
*
*/

#include "am.h"

#ifdef READ_MTAB_BSD_STYLE

#include <sys/mount.h>

static struct mntent *mnt_dup(mp)
struct statfs *mp;
{
       struct mntent *new_mp = ALLOC(mntent);
       char *ty;

       new_mp->mnt_fsname = strdup(mp->f_mntfromname);
       new_mp->mnt_dir = strdup(mp->f_mntonname);
#if BSD >= 199506
       ty = mp->f_fstypename;
#else
       switch (mp->f_type) {
       case MOUNT_UFS:  ty = MTAB_TYPE_UFS; break;
       case MOUNT_NFS:  ty = MTAB_TYPE_NFS; break;
       case MOUNT_MFS:  ty = MTAB_TYPE_MFS; break;
       default:  ty = "unknown"; break;
       }
#endif
       new_mp->mnt_type = strdup(ty);
       new_mp->mnt_opts = strdup("unset");
       new_mp->mnt_freq = 0;
       new_mp->mnt_passno = 0;

       return new_mp;
}

/*
* Read a mount table into memory
*/
mntlist *read_mtab(fs)
char *fs;
{
       mntlist **mpp, *mhp;
       struct statfs *mntbufp, *mntp;

       int nloc = getmntinfo(&mntbufp, MNT_NOWAIT);

       if (nloc == 0) {
               plog(XLOG_ERROR, "Can't read mount table");
               return 0;
       }

       mpp = &mhp;
       for (mntp = mntbufp; mntp < mntbufp + nloc; mntp++) {
               /*
                * Allocate a new slot
                */
               *mpp = ALLOC(mntlist);

               /*
                * Copy the data returned by getmntent
                */
               (*mpp)->mnt = mnt_dup(mntp);

               /*
                * Move to next pointer
                */
               mpp = &(*mpp)->mnext;
       }

       /*
        * Terminate the list
        */
       *mpp = 0;

       return mhp;
}

#endif /* READ_MTAB_BSD_STYLE */