# 2.11BSD#431 - /usr/src/lib/libc/gen/getmntinfo.c

##### Functions

    getmntinfo        X

       1: /*
       2:  * Copyright (c) 1989, 1993
       3:  *	The Regents of the University of California.  All rights reserved.
       4:  *
       5:  * Redistribution and use in source and binary forms, with or without
       6:  * modification, are permitted provided that the following conditions
       7:  * are met:
       8:  * 1. Redistributions of source code must retain the above copyright
       9:  *    notice, this list of conditions and the following disclaimer.
      10:  * 2. Redistributions in binary form must reproduce the above copyright
      11:  *    notice, this list of conditions and the following disclaimer in the
      12:  *    documentation and/or other materials provided with the distribution.
      13:  * 3. All advertising materials mentioning features or use of this software
      14:  *    must display the following acknowledgement:
      15:  *	This product includes software developed by the University of
      16:  *	California, Berkeley and its contributors.
      17:  * 4. Neither the name of the University nor the names of its contributors
      18:  *    may be used to endorse or promote products derived from this software
      19:  *    without specific prior written permission.
      20:  *
      21:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
      22:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
      23:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
      24:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
      25:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
      26:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
      27:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
      28:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
      29:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
      30:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
      31:  * SUCH DAMAGE.
      32:  */
      33:
      34: #if defined(LIBC_SCCS) && !defined(lint)
      35: static char sccsid[] = "@(#)getmntinfo.c	8.1.1 (2.11BSD) 1995/12/26";
      36: #endif /* LIBC_SCCS and not lint */
      37:
      38: #include <sys/param.h>
      39: #include <sys/mount.h>
      40: #include <stdlib.h>
      41:
      42: /*
      43:  * Return information about mounted filesystems.
      44:  */
      45: int
      46: getmntinfo(mntbufp, flags)
      47:     register struct statfs **mntbufp;
      48:     int flags;
      49: {
      50:     static struct statfs *mntbuf;
      51:     static int mntsize;
      52:     static int bufsize;
      53:
      54:     if (mntsize <= 0 && (mntsize = getfsstat(0, 0, MNT_NOWAIT)) < 0)
      55:         return (0);
      56:     if (bufsize > 0 && (mntsize = getfsstat(mntbuf, bufsize, flags)) < 0)
      57:         return (0);
      58:     while (bufsize <= mntsize * sizeof(struct statfs)) {
      59:         if (mntbuf)
      60:             free(mntbuf);
      61:         bufsize = (mntsize + 1) * sizeof(struct statfs);
      62:         if ((mntbuf = (struct statfs *)malloc(bufsize)) == 0)
      63:             return (0);
      64:         if ((mntsize = getfsstat(mntbuf, bufsize, flags)) < 0)
      65:             return (0);
      66:     }
      67:     *mntbufp = mntbuf;
      68:     return (mntsize);
      69: }

#### Defined functions

getmntinfo defined in line 45; used 5 times

- in /usr/src/bin/df.c line 89, 143
- in /usr/src/sbin/mount/mount.c line 176, 369
- in /usr/src/sbin/umount/umount.c line 213

#### Defined variables

sccsid defined in line 35; never used

Last modified: 1995-12-27 Generated: 2016-12-26 | Generated by src2html V0.67 page hit count: 533 |