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#################################################
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# these tests are taken from the GNU fileutils package
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AC_CHECKING(how to get filesystem space usage)
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AC_CHECK_HEADERS(sys/statfs.h sys/statvfs.h sys/vfs.h)
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AC_CHECK_HEADERS(sys/mount.h, , , [AC_INCLUDES_DEFAULT
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#ifdef HAVE_SYS_PARAM_H
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if test $space = no; then
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AC_CACHE_CHECK([statvfs64 function (SVR4)], fu_cv_sys_stat_statvfs64,
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#if defined(HAVE_UNISTD_H)
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#include <sys/types.h>
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#include <sys/statvfs.h>
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exit (statvfs64 (".", &fsd));
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fu_cv_sys_stat_statvfs64=yes,
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fu_cv_sys_stat_statvfs64=no,
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fu_cv_sys_stat_statvfs64=cross)])
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if test $fu_cv_sys_stat_statvfs64 = yes; then
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AC_DEFINE(STAT_STATVFS64,1,[Whether statvfs64() is available])
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# Perform only the link test since it seems there are no variants of the
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# statvfs function. This check is more than just AC_CHECK_FUNCS(statvfs)
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# because that got a false positive on SCO OSR5. Adding the declaration
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# of a `struct statvfs' causes this test to fail (as it should) on such
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# systems. That system is reported to work fine with STAT_STATFS4 which
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# is what it gets when this test fails.
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if test $space = no; then
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AC_CACHE_CHECK([statvfs function (SVR4)], fu_cv_sys_stat_statvfs,
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[AC_TRY_LINK([#include <sys/types.h>
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#include <sys/statvfs.h>],
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[struct statvfs fsd; statvfs (0, &fsd);],
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fu_cv_sys_stat_statvfs=yes,
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fu_cv_sys_stat_statvfs=no)])
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if test $fu_cv_sys_stat_statvfs = yes; then
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AC_DEFINE(STAT_STATVFS,1,[Whether statvfs() is available])
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# fsusage.c assumes that statvfs has an f_frsize entry. Some weird
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# systems use f_bsize.
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AC_CACHE_CHECK([that statvfs.f_frsize works],samba_cv_frsize, [
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AC_TRY_COMPILE([#include <sys/types.h>
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#include <sys/statvfs.h>],[struct statvfs buf; buf.f_frsize = 0],
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samba_cv_frsize=yes,samba_cv_frsize=no)])
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if test x"$samba_cv_frsize" = x"yes"; then
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AC_DEFINE(HAVE_FRSIZE, 1, [Whether statvfs.f_frsize exists])
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if test $space = no; then
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# DEC Alpha running OSF/1
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AC_MSG_CHECKING([for 3-argument statfs function (DEC OSF/1)])
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AC_CACHE_VAL(fu_cv_sys_stat_statfs3_osf1,
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#include <sys/param.h>
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#include <sys/types.h>
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#include <sys/mount.h>
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exit (statfs (".", &fsd, sizeof (struct statfs)));
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fu_cv_sys_stat_statfs3_osf1=yes,
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fu_cv_sys_stat_statfs3_osf1=no,
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fu_cv_sys_stat_statfs3_osf1=no)])
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AC_MSG_RESULT($fu_cv_sys_stat_statfs3_osf1)
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if test $fu_cv_sys_stat_statfs3_osf1 = yes; then
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AC_DEFINE(STAT_STATFS3_OSF1,1,[Whether statfs requires 3 arguments])
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if test $space = no; then
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AC_MSG_CHECKING([for two-argument statfs with statfs.bsize dnl
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member (AIX, 4.3BSD)])
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AC_CACHE_VAL(fu_cv_sys_stat_statfs2_bsize,
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#ifdef HAVE_SYS_PARAM_H
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#include <sys/param.h>
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#ifdef HAVE_SYS_MOUNT_H
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#include <sys/mount.h>
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#ifdef HAVE_SYS_VFS_H
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exit (statfs (".", &fsd));
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fu_cv_sys_stat_statfs2_bsize=yes,
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fu_cv_sys_stat_statfs2_bsize=no,
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fu_cv_sys_stat_statfs2_bsize=no)])
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AC_MSG_RESULT($fu_cv_sys_stat_statfs2_bsize)
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if test $fu_cv_sys_stat_statfs2_bsize = yes; then
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AC_DEFINE(STAT_STATFS2_BSIZE,1,[Whether statfs requires two arguments and struct statfs has bsize property])
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if test $space = no; then
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AC_MSG_CHECKING([for four-argument statfs (AIX-3.2.5, SVR3)])
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AC_CACHE_VAL(fu_cv_sys_stat_statfs4,
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[AC_TRY_RUN([#include <sys/types.h>
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#include <sys/statfs.h>
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exit (statfs (".", &fsd, sizeof fsd, 0));
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fu_cv_sys_stat_statfs4=yes,
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fu_cv_sys_stat_statfs4=no,
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fu_cv_sys_stat_statfs4=no)])
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AC_MSG_RESULT($fu_cv_sys_stat_statfs4)
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if test $fu_cv_sys_stat_statfs4 = yes; then
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AC_DEFINE(STAT_STATFS4,1,[Whether statfs requires 4 arguments])
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if test $space = no; then
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AC_MSG_CHECKING([for two-argument statfs with statfs.fsize dnl
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member (4.4BSD and NetBSD)])
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AC_CACHE_VAL(fu_cv_sys_stat_statfs2_fsize,
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[AC_TRY_RUN([#include <sys/types.h>
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#ifdef HAVE_SYS_PARAM_H
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#include <sys/param.h>
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#ifdef HAVE_SYS_MOUNT_H
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#include <sys/mount.h>
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exit (statfs (".", &fsd));
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fu_cv_sys_stat_statfs2_fsize=yes,
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fu_cv_sys_stat_statfs2_fsize=no,
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fu_cv_sys_stat_statfs2_fsize=no)])
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AC_MSG_RESULT($fu_cv_sys_stat_statfs2_fsize)
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if test $fu_cv_sys_stat_statfs2_fsize = yes; then
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AC_DEFINE(STAT_STATFS2_FSIZE,1,[Whether statfs requires 2 arguments and struct statfs has fsize])
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if test $space = no; then
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AC_MSG_CHECKING([for two-argument statfs with struct fs_data (Ultrix)])
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AC_CACHE_VAL(fu_cv_sys_stat_fs_data,
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[AC_TRY_RUN([#include <sys/types.h>
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#ifdef HAVE_SYS_PARAM_H
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#include <sys/param.h>
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#ifdef HAVE_SYS_MOUNT_H
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#include <sys/mount.h>
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#ifdef HAVE_SYS_FS_TYPES_H
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#include <sys/fs_types.h>
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/* Ultrix's statfs returns 1 for success,
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0 for not mounted, -1 for failure. */
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exit (statfs (".", &fsd) != 1);
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fu_cv_sys_stat_fs_data=yes,
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fu_cv_sys_stat_fs_data=no,
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fu_cv_sys_stat_fs_data=no)])
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AC_MSG_RESULT($fu_cv_sys_stat_fs_data)
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if test $fu_cv_sys_stat_fs_data = yes; then
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AC_DEFINE(STAT_STATFS2_FS_DATA,1,[Whether statfs requires 2 arguments and struct fs_data is available])