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415 lines
11 KiB
415 lines
11 KiB
dnl
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dnl GNOME_FILEUTILS_CHECKS
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dnl
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dnl checks that are needed for the diskusage applet.
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dnl
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AC_DEFUN([GNOME_FILEUTILS_CHECKS],
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[
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AC_CHECK_HEADERS(fcntl.h sys/param.h sys/statfs.h sys/fstyp.h \
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mnttab.h mntent.h sys/statvfs.h sys/vfs.h sys/mount.h \
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sys/filsys.h sys/fs_types.h sys/fs/s5param.h)
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AC_CHECK_FUNCS(bcopy endgrent endpwent fchdir ftime ftruncate \
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getcwd getmntinfo gettimeofday isascii lchown \
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listmntent memcpy mkfifo strchr strerror strrchr vprintf)
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dnl Set some defaults when cross-compiling
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if test x$cross_compiling = xyes ; then
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case "$host_os" in
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linux*)
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fu_cv_sys_mounted_getmntent1=yes
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fu_cv_sys_stat_statfs2_bsize=yes
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;;
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sunos*)
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fu_cv_sys_stat_statfs4=yes
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;;
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freebsd*)
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fu_cv_sys_stat_statfs2_bsize=yes
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;;
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osf*)
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fu_cv_sys_stat_statfs3_osf1=yes
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;;
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esac
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fi
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# Determine how to get the list of mounted filesystems.
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list_mounted_fs=
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# If the getmntent function is available but not in the standard library,
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# make sure LIBS contains -lsun (on Irix4) or -lseq (on PTX).
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AC_FUNC_GETMNTENT
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# This test must precede the ones for getmntent because Unicos-9 is
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# reported to have the getmntent function, but its support is incompatible
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# with other getmntent implementations.
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# NOTE: Normally, I wouldn't use a check for system type as I've done for
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# `CRAY' below since that goes against the whole autoconf philosophy. But
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# I think there is too great a chance that some non-Cray system has a
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# function named listmntent to risk the false positive.
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if test -z "$list_mounted_fs"; then
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# Cray UNICOS 9
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AC_MSG_CHECKING([for listmntent of Cray/Unicos-9])
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AC_CACHE_VAL(fu_cv_sys_mounted_cray_listmntent,
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[fu_cv_sys_mounted_cray_listmntent=no
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AC_EGREP_CPP(yes,
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[#ifdef _CRAY
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yes
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#endif
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], [test $ac_cv_func_listmntent = yes \
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&& fu_cv_sys_mounted_cray_listmntent=yes]
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)
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]
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)
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AC_MSG_RESULT($fu_cv_sys_mounted_cray_listmntent)
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if test $fu_cv_sys_mounted_cray_listmntent = yes; then
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list_mounted_fs=found
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AC_DEFINE(MOUNTED_LISTMNTENT)
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fi
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fi
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if test $ac_cv_func_getmntent = yes; then
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# This system has the getmntent function.
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# Determine whether it's the one-argument variant or the two-argument one.
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if test -z "$list_mounted_fs"; then
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# 4.3BSD, SunOS, HP-UX, Dynix, Irix
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AC_MSG_CHECKING([for one-argument getmntent function])
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AC_CACHE_VAL(fu_cv_sys_mounted_getmntent1,
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[test $ac_cv_header_mntent_h = yes \
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&& fu_cv_sys_mounted_getmntent1=yes \
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|| fu_cv_sys_mounted_getmntent1=no])
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AC_MSG_RESULT($fu_cv_sys_mounted_getmntent1)
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if test $fu_cv_sys_mounted_getmntent1 = yes; then
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list_mounted_fs=found
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AC_DEFINE(MOUNTED_GETMNTENT1)
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fi
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fi
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if test -z "$list_mounted_fs"; then
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# SVR4
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AC_MSG_CHECKING([for two-argument getmntent function])
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AC_CACHE_VAL(fu_cv_sys_mounted_getmntent2,
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[AC_EGREP_HEADER(getmntent, sys/mnttab.h,
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fu_cv_sys_mounted_getmntent2=yes,
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fu_cv_sys_mounted_getmntent2=no)])
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AC_MSG_RESULT($fu_cv_sys_mounted_getmntent2)
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if test $fu_cv_sys_mounted_getmntent2 = yes; then
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list_mounted_fs=found
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AC_DEFINE(MOUNTED_GETMNTENT2)
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fi
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fi
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if test -z "$list_mounted_fs"; then
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AC_MSG_ERROR([could not determine how to read list of mounted filesystems])
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fi
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fi
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if test -z "$list_mounted_fs"; then
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# DEC Alpha running OSF/1.
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AC_MSG_CHECKING([for getfsstat function])
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AC_CACHE_VAL(fu_cv_sys_mounted_getsstat,
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[AC_TRY_LINK([
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#include <sys/types.h>
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#include <sys/mount.h>
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#include <sys/fs_types.h>],
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[struct statfs *stats;
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int numsys = getfsstat ((struct statfs *)0, 0L, MNT_WAIT); ],
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fu_cv_sys_mounted_getsstat=yes,
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fu_cv_sys_mounted_getsstat=no)])
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AC_MSG_RESULT($fu_cv_sys_mounted_getsstat)
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if test $fu_cv_sys_mounted_getsstat = yes; then
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list_mounted_fs=found
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AC_DEFINE(MOUNTED_GETFSSTAT)
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fi
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fi
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if test -z "$list_mounted_fs"; then
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# AIX.
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AC_MSG_CHECKING([for mntctl function and struct vmount])
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AC_CACHE_VAL(fu_cv_sys_mounted_vmount,
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[AC_TRY_CPP([#include <fshelp.h>],
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fu_cv_sys_mounted_vmount=yes,
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fu_cv_sys_mounted_vmount=no)])
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AC_MSG_RESULT($fu_cv_sys_mounted_vmount)
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if test $fu_cv_sys_mounted_vmount = yes; then
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list_mounted_fs=found
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AC_DEFINE(MOUNTED_VMOUNT)
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fi
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fi
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if test -z "$list_mounted_fs"; then
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# SVR3
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AC_MSG_CHECKING([for FIXME existence of three headers])
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AC_CACHE_VAL(fu_cv_sys_mounted_fread_fstyp,
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[AC_TRY_CPP([
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#include <sys/statfs.h>
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#include <sys/fstyp.h>
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#include <mnttab.h>],
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fu_cv_sys_mounted_fread_fstyp=yes,
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fu_cv_sys_mounted_fread_fstyp=no)])
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AC_MSG_RESULT($fu_cv_sys_mounted_fread_fstyp)
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if test $fu_cv_sys_mounted_fread_fstyp = yes; then
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list_mounted_fs=found
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AC_DEFINE(MOUNTED_FREAD_FSTYP)
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fi
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fi
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if test -z "$list_mounted_fs"; then
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# 4.4BSD and DEC OSF/1.
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AC_MSG_CHECKING([for getmntinfo function])
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AC_CACHE_VAL(fu_cv_sys_mounted_getmntinfo,
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[
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ok=
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if test $ac_cv_func_getmntinfo = yes; then
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AC_EGREP_HEADER(f_type;, sys/mount.h,
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ok=yes)
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fi
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test -n "$ok" \
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&& fu_cv_sys_mounted_getmntinfo=yes \
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|| fu_cv_sys_mounted_getmntinfo=no
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])
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AC_MSG_RESULT($fu_cv_sys_mounted_getmntinfo)
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if test $fu_cv_sys_mounted_getmntinfo = yes; then
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list_mounted_fs=found
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AC_DEFINE(MOUNTED_GETMNTINFO)
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fi
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fi
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# FIXME: add a test for netbsd-1.1 here
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if test -z "$list_mounted_fs"; then
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# Ultrix
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AC_MSG_CHECKING([for getmnt function])
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AC_CACHE_VAL(fu_cv_sys_mounted_getmnt,
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[AC_TRY_CPP([
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#include <sys/fs_types.h>
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#include <sys/mount.h>],
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fu_cv_sys_mounted_getmnt=yes,
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fu_cv_sys_mounted_getmnt=no)])
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AC_MSG_RESULT($fu_cv_sys_mounted_getmnt)
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if test $fu_cv_sys_mounted_getmnt = yes; then
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list_mounted_fs=found
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AC_DEFINE(MOUNTED_GETMNT)
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fi
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fi
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if test -z "$list_mounted_fs"; then
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# SVR2
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AC_MSG_CHECKING([whether it is possible to resort to fread on /etc/mnttab])
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AC_CACHE_VAL(fu_cv_sys_mounted_fread,
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[AC_TRY_CPP([#include <mnttab.h>],
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fu_cv_sys_mounted_fread=yes,
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fu_cv_sys_mounted_fread=no)])
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AC_MSG_RESULT($fu_cv_sys_mounted_fread)
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if test $fu_cv_sys_mounted_fread = yes; then
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list_mounted_fs=found
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AC_DEFINE(MOUNTED_FREAD)
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fi
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fi
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if test -z "$list_mounted_fs"; then
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AC_MSG_ERROR([could not determine how to read list of mounted filesystems])
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# FIXME -- no need to abort building the whole package
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# Can't build mountlist.c or anything that needs its functions
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fi
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AC_CHECKING(how to get filesystem space usage)
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space=no
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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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# SVR4
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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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space=yes
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AC_DEFINE(STAT_STATVFS)
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fi
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fi
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if test $space = no; then
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# DEC Alpha running OSF/1
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AC_MSG_CHECKING([for 3-argument statfs function (DEC OSF/1)])
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AC_CACHE_VAL(fu_cv_sys_stat_statfs3_osf1,
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[AC_TRY_RUN([
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#include <sys/param.h>
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#include <sys/types.h>
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#include <sys/mount.h>
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main ()
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{
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struct statfs fsd;
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fsd.f_fsize = 0;
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exit (statfs (".", &fsd, sizeof (struct statfs)));
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}],
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fu_cv_sys_stat_statfs3_osf1=yes,
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fu_cv_sys_stat_statfs3_osf1=no,
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fu_cv_sys_stat_statfs3_osf1=no)])
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AC_MSG_RESULT($fu_cv_sys_stat_statfs3_osf1)
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if test $fu_cv_sys_stat_statfs3_osf1 = yes; then
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space=yes
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AC_DEFINE(STAT_STATFS3_OSF1)
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fi
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fi
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if test $space = no; then
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# AIX
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AC_MSG_CHECKING([for two-argument statfs with statfs.bsize dnl
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member (AIX, 4.3BSD)])
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AC_CACHE_VAL(fu_cv_sys_stat_statfs2_bsize,
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[AC_TRY_RUN([
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#ifdef HAVE_SYS_PARAM_H
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#include <sys/param.h>
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#endif
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#ifdef HAVE_SYS_MOUNT_H
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#include <sys/mount.h>
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#endif
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#ifdef HAVE_SYS_VFS_H
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#include <sys/vfs.h>
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#endif
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main ()
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{
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struct statfs fsd;
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fsd.f_bsize = 0;
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exit (statfs (".", &fsd));
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}],
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fu_cv_sys_stat_statfs2_bsize=yes,
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fu_cv_sys_stat_statfs2_bsize=no,
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fu_cv_sys_stat_statfs2_bsize=no)])
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AC_MSG_RESULT($fu_cv_sys_stat_statfs2_bsize)
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if test $fu_cv_sys_stat_statfs2_bsize = yes; then
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space=yes
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AC_DEFINE(STAT_STATFS2_BSIZE)
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fi
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fi
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if test $space = no; then
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# SVR3
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AC_MSG_CHECKING([for four-argument statfs (AIX-3.2.5, SVR3)])
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AC_CACHE_VAL(fu_cv_sys_stat_statfs4,
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[AC_TRY_RUN([#include <sys/types.h>
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#include <sys/statfs.h>
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main ()
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{
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struct statfs fsd;
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exit (statfs (".", &fsd, sizeof fsd, 0));
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}],
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fu_cv_sys_stat_statfs4=yes,
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fu_cv_sys_stat_statfs4=no,
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fu_cv_sys_stat_statfs4=no)])
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AC_MSG_RESULT($fu_cv_sys_stat_statfs4)
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if test $fu_cv_sys_stat_statfs4 = yes; then
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space=yes
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AC_DEFINE(STAT_STATFS4)
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fi
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fi
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if test $space = no; then
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# 4.4BSD and NetBSD
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AC_MSG_CHECKING([for two-argument statfs with statfs.fsize dnl
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member (4.4BSD and NetBSD)])
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AC_CACHE_VAL(fu_cv_sys_stat_statfs2_fsize,
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[AC_TRY_RUN([#include <sys/types.h>
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#ifdef HAVE_SYS_PARAM_H
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#include <sys/param.h>
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#endif
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#ifdef HAVE_SYS_MOUNT_H
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#include <sys/mount.h>
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#endif
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main ()
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{
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struct statfs fsd;
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fsd.f_fsize = 0;
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exit (statfs (".", &fsd));
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}],
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fu_cv_sys_stat_statfs2_fsize=yes,
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fu_cv_sys_stat_statfs2_fsize=no,
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fu_cv_sys_stat_statfs2_fsize=no)])
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AC_MSG_RESULT($fu_cv_sys_stat_statfs2_fsize)
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if test $fu_cv_sys_stat_statfs2_fsize = yes; then
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space=yes
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AC_DEFINE(STAT_STATFS2_FSIZE)
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fi
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fi
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if test $space = no; then
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# Ultrix
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AC_MSG_CHECKING([for two-argument statfs with struct fs_data (Ultrix)])
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AC_CACHE_VAL(fu_cv_sys_stat_fs_data,
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[AC_TRY_RUN([#include <sys/types.h>
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#ifdef HAVE_SYS_PARAM_H
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#include <sys/param.h>
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#endif
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#ifdef HAVE_SYS_MOUNT_H
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#include <sys/mount.h>
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#endif
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#ifdef HAVE_SYS_FS_TYPES_H
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#include <sys/fs_types.h>
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#endif
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main ()
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{
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struct fs_data fsd;
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/* Ultrix's statfs returns 1 for success,
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0 for not mounted, -1 for failure. */
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exit (statfs (".", &fsd) != 1);
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}],
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fu_cv_sys_stat_fs_data=yes,
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fu_cv_sys_stat_fs_data=no,
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fu_cv_sys_stat_fs_data=no)])
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AC_MSG_RESULT($fu_cv_sys_stat_fs_data)
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if test $fu_cv_sys_stat_fs_data = yes; then
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space=yes
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AC_DEFINE(STAT_STATFS2_FS_DATA)
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fi
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fi
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if test $space = no; then
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# SVR2
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AC_TRY_CPP([#include <sys/filsys.h>],
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AC_DEFINE(STAT_READ_FILSYS) space=yes)
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fi
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if test -n "$list_mounted_fs" && test $space != no; then
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DF_PROG="df"
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# LIBOBJS="$LIBOBJS fsusage.o"
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# LIBOBJS="$LIBOBJS mountlist.o"
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fi
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# Check for SunOS statfs brokenness wrt partitions 2GB and larger.
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# If <sys/vfs.h> exists and struct statfs has a member named f_spare,
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# enable the work-around code in fsusage.c.
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AC_MSG_CHECKING([for statfs that truncates block counts])
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AC_CACHE_VAL(fu_cv_sys_truncating_statfs,
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[AC_TRY_COMPILE([
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#if !defined(sun) && !defined(__sun)
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choke -- this is a workaround for a Sun-specific problem
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#endif
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#include <sys/types.h>
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#include <sys/vfs.h>],
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[struct statfs t; long c = *(t.f_spare);],
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fu_cv_sys_truncating_statfs=yes,
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fu_cv_sys_truncating_statfs=no,
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)])
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if test $fu_cv_sys_truncating_statfs = yes; then
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AC_DEFINE(STATFS_TRUNCATES_BLOCK_COUNTS)
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fi
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AC_MSG_RESULT($fu_cv_sys_truncating_statfs)
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AC_CHECKING(for AFS)
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test -d /afs && AC_DEFINE(AFS)
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])
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