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* m4/ls-mntd-fs.m4: Update to serial#22, which adds support

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for getmntinfo() returning its result in struct statvfs.
* m4/fstypename.m4: Update to serial#6, which replaces
HAVE_F_FSTYPENAME_IN_STATFS with HAVE_STRUCT_STATFS_F_FSTYPENAME.
* src/mountlist.c: Sync with gnulib.
All uses of HAVE_F_FSTYPENAME replaced by HAVE_STRUCT_STATFS_F_FSTYPENAME.
[MOUNTED_GETMNTINFO2] Include sys/statvfs.h.
(read_file_system_list) [MOUNTED_GETMNTINFO2]: Implement.
This commit is contained in:
Pavel Tsekov 2006-09-07 15:12:47 +00:00
parent f588181dc6
commit d407b130f4
5 changed files with 87 additions and 35 deletions
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7
ChangeLog
View File

@ -1,3 +1,10 @@
2006-09-07 Pavel Tsekov <ptsekov@gmx.net>
* m4/ls-mntd-fs.m4: Update to serial#22, which adds support
for getmntinfo() returning its result in struct statvfs.
* m4/fstypename.m4: Update to serial#6, which replaces
HAVE_F_FSTYPENAME_IN_STATFS with HAVE_STRUCT_STATFS_F_FSTYPENAME.
2006-09-07 Pavel Tsekov <ptsekov@gmx.net>
* acinclude.m4 (AC_GET_FS_INFO): Revert a failed attempt to

35
m4/fstypename.m4
View File

@ -1,37 +1,22 @@
#serial 5
#serial 6
dnl From Jim Meyering.
dnl
dnl See if struct statfs has the f_fstypename member.
dnl If so, define HAVE_F_FSTYPENAME_IN_STATFS.
dnl If so, define HAVE_STRUCT_STATFS_F_FSTYPENAME.
dnl
# Copyright (C) 1998, 1999, 2001, 2004 Free Software Foundation, Inc.
# Copyright (C) 1998, 1999, 2001, 2004, 2006 Free Software Foundation, Inc.
# This file is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
# with or without modifications, as long as this notice is preserved.
AC_DEFUN([gl_FSTYPENAME],
[
AC_CHECK_MEMBERS([struct statfs.f_fstypename],,,
[
AC_CACHE_CHECK([for f_fstypename in struct statfs],
fu_cv_sys_f_fstypename_in_statfs,
[
AC_TRY_COMPILE(
[
#include <sys/param.h>
#include <sys/types.h>
#include <sys/mount.h>
],
[struct statfs s; int i = sizeof s.f_fstypename;],
fu_cv_sys_f_fstypename_in_statfs=yes,
fu_cv_sys_f_fstypename_in_statfs=no
)
]
)
if test $fu_cv_sys_f_fstypename_in_statfs = yes; then
AC_DEFINE(HAVE_F_FSTYPENAME_IN_STATFS, 1,
[Define if struct statfs has the f_fstypename member.])
fi
]
)
#include <sys/types.h>
#include <sys/param.h>
#include <sys/mount.h>
])
])

32
m4/ls-mntd-fs.m4
View File

@ -1,4 +1,4 @@
#serial 21
#serial 22
# How to list mounted file systems.
# Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2006 Free Software
@ -28,7 +28,7 @@ AC_CHECK_FUNCS(getmntent)
AC_DEFUN([gl_LIST_MOUNTED_FILE_SYSTEMS],
[
AC_CHECK_FUNCS(listmntent getmntinfo)
AC_CHECK_HEADERS_ONCE(sys/param.h)
AC_CHECK_HEADERS_ONCE(sys/param.h sys/statvfs.h)
# We must include grp.h before ucred.h on OSF V4.0, since ucred.h uses
# NGROUPS (as the array dimension for a struct member) without a definition.
@ -232,10 +232,36 @@ if test -z "$ac_list_mounted_fs"; then
])
AC_MSG_RESULT($fu_cv_sys_mounted_getmntinfo)
if test $fu_cv_sys_mounted_getmntinfo = yes; then
AC_MSG_CHECKING([whether getmntinfo returns statvfs structures])
AC_CACHE_VAL(fu_cv_sys_mounted_getmntinfo2,
[
AC_TRY_COMPILE([
#include <sys/types.h>
#if HAVE_SYS_MOUNT_H
# include <sys/mount.h>
#endif
#if HAVE_SYS_STATVFS_H
# include <sys/statvfs.h>
#endif
extern int getmntinfo (struct statfs **, int);
], [],
[fu_cv_sys_mounted_getmntinfo2=no],
[fu_cv_sys_mounted_getmntinfo2=yes])
])
AC_MSG_RESULT([$fu_cv_sys_mounted_getmntinfo2])
if test $fu_cv_sys_mounted_getmntinfo2 = no; then
ac_list_mounted_fs=found
AC_DEFINE(MOUNTED_GETMNTINFO, 1,
[Define if there is a function named getmntinfo for reading the
list of mounted file systems. (4.4BSD, Darwin)])
list of mounted file systems and it returns an array of
'struct statfs'. (4.4BSD, Darwin)])
else
ac_list_mounted_fs=found
AC_DEFINE(MOUNTED_GETMNTINFO2, 1,
[Define if there is a function named getmntinfo for reading the
list of mounted file systems and it returns an array of
'struct statvfs'. (NetBSD 3.0)])
fi
fi
fi

8
src/ChangeLog
View File

@ -1,3 +1,11 @@
2006-09-07 Pavel Tsekov <ptsekov@gmx.net>
* mountlist.c: Sync with gnulib.
All uses of HAVE_F_FSTYPENAME replaced by
HAVE_STRUCT_STATFS_F_FSTYPENAME.
[MOUNTED_GETMNTINFO2] Include sys/statvfs.h.
(read_file_system_list) [MOUNTED_GETMNTINFO2]: Implement.
2006-09-07 Pavel Tsekov <ptsekov@gmx.net>
* mountlist.c: Revert a failed attempt to properly detect and use

32
src/mountlist.c
View File

@ -48,6 +48,10 @@
#include <sys/mount.h>
#endif
#ifdef MOUNTED_GETMNTINFO2 /* NetBSD 3.0. */
#include <sys/statvfs.h>
#endif
#ifdef MOUNTED_GETMNT /* Ultrix. */
#include <sys/mount.h>
#include <sys/fs_types.h>
@ -169,7 +173,7 @@ static int xatoi (const char *cp)
}
#endif /* MOUNTED_GETMNTENT1 */
#if defined (MOUNTED_GETMNTINFO) && !defined (HAVE_F_FSTYPENAME)
#if ! HAVE_STRUCT_STATFS_F_FSTYPENAME
static char *fstype_to_string (short t)
{
switch (t) {
@ -261,7 +265,7 @@ static char *fstype_to_string (short t)
return "?";
}
}
#endif /* MOUNTED_GETMNTINFO && !HAVE_F_FSTYPENAME */
#endif /* ! HAVE_STRUCT_STATFS_F_FSTYPENAME */
#ifdef MOUNTED_VMOUNT /* AIX. */
static char *
@ -352,7 +356,7 @@ read_filesystem_list (int need_fs_type, int all_fs)
me = (struct mount_entry *) malloc (sizeof (struct mount_entry));
me->me_devname = strdup (fsp->f_mntfromname);
me->me_mountdir = strdup (fsp->f_mntonname);
#ifdef HAVE_F_FSTYPENAME
#ifdef HAVE_STRUCT_STATFS_F_FSTYPENAME
me->me_type = strdup (fsp->f_fstypename);
#else
me->me_type = fstype_to_string (fsp->f_type);
@ -368,6 +372,28 @@ read_filesystem_list (int need_fs_type, int all_fs)
}
#endif /* MOUNTED_GETMNTINFO */
#ifdef MOUNTED_GETMNTINFO2 /* NetBSD 3.0. */
{
struct statvfs *fsp;
int entries;
entries = getmntinfo (&fsp, MNT_NOWAIT);
if (entries < 0)
return NULL;
for (; entries-- > 0; fsp++) {
me = (struct mount_entry *) malloc (sizeof (struct mount_entry));
me->me_devname = strdup (fsp->f_mntfromname);
me->me_mountdir = strdup (fsp->f_mntonname);
me->me_type = strdup (fsp->f_fstypename);
me->me_dev = (dev_t) -1; /* Magic; means not known yet. */
/* Add to the linked list. */
mtail->me_next = me;
mtail = me;
}
}
#endif /* MOUNTED_GETMNTINFO2 */
#ifdef MOUNTED_GETMNT /* Ultrix. */
{
int offset = 0;