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# stat-prog.m4 serial 6
# Record the prerequisites of src/stat.c from the coreutils package.
# Copyright (C) 2002-2004, 2006, 2008 Free Software Foundation, Inc.
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# Written by Jim Meyering.
AC_DEFUN([cu_PREREQ_STAT_PROG],
[
AC_REQUIRE([gl_FSUSAGE])
AC_REQUIRE([gl_FSTYPENAME])
AC_CHECK_HEADERS_ONCE([OS.h netinet/in.h sys/param.h sys/vfs.h])
dnl Check for vfs.h first, since this avoids a warning with nfs_client.h
dnl on Solaris 8.
test $ac_cv_header_sys_param_h = yes &&
test $ac_cv_header_sys_mount_h = yes &&
AC_CHECK_HEADERS([nfs/vfs.h],
[AC_CHECK_HEADERS([nfs/nfs_client.h])])
statvfs_includes="\
AC_INCLUDES_DEFAULT
#include <sys/statvfs.h>
"
statfs_includes="\
AC_INCLUDES_DEFAULT
#if HAVE_SYS_VFS_H
# include <sys/vfs.h>
#elif HAVE_SYS_MOUNT_H && HAVE_SYS_PARAM_H
# include <sys/param.h>
# include <sys/mount.h>
# if HAVE_NETINET_IN_H && HAVE_NFS_NFS_CLNT_H && HAVE_NFS_VFS_H
# include <netinet/in.h>
# include <nfs/nfs_clnt.h>
# include <nfs/vfs.h>
# endif
#elif HAVE_OS_H
# include <fs_info.h>
#endif
"
dnl Keep this long conditional in sync with the USE_STATVFS conditional
dnl in ../src/stat.c.
if test "$fu_cv_sys_stat_statvfs" = yes &&
{ AC_CHECK_MEMBERS([struct statvfs.f_basetype],,, [$statvfs_includes])
test $ac_cv_member_struct_statvfs_f_basetype = yes ||
{ AC_CHECK_MEMBERS([struct statvfs.f_fstypename],,, [$statvfs_includes])
test $ac_cv_member_struct_statvfs_f_fstypename = yes ||
{ test $ac_cv_member_struct_statfs_f_fstypename != yes &&
{ AC_CHECK_MEMBERS([struct statvfs.f_type],,, [$statvfs_includes])
test $ac_cv_member_struct_statvfs_f_type = yes; }; }; }; }
then
AC_CHECK_MEMBERS([struct statvfs.f_namemax],,, [$statvfs_includes])
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM(
[$statvfs_includes],
[static statvfs s;
return (s.s_fsid ^ 0) == 0;])],
[AC_DEFINE([STRUCT_STATVFS_F_FSID_IS_INTEGER], [1],
[Define to 1 if the f_fsid member of struct statvfs is an integer.])])
else
AC_CHECK_MEMBERS([struct statfs.f_namelen, struct statfs.f_type],,,
[$statfs_includes])
if test $ac_cv_header_OS_h != yes; then
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM(
[$statfs_includes],
[static statfs s;
return (s.s_fsid ^ 0) == 0;])],
[AC_DEFINE([STRUCT_STATFS_F_FSID_IS_INTEGER], [1],
[Define to 1 if the f_fsid member of struct statfs is an integer.])])
fi
fi
])
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