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* acinclude.m4 (AC_GET_FS_INFO): Replace old fileutils code to get

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mount and file system information with m4_includes of the corresponding
	GNU coreutils-5.94 files (ls-mntd-fs.m4 (#20) and fsusage.m4 (#16)).

	* m4/fsusage.m4, m4/ls-mntd-fs.m4: Create.
This commit is contained in:
Leonard den Ottolander 2006-03-18 13:17:50 +00:00
parent 1624165a91
commit 9801c06027
4 changed files with 580 additions and 366 deletions
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10
ChangeLog
View File

@ -1,3 +1,11 @@
2006-03-18 Leonard den Ottolander <leonard den ottolander nl>
* acinclude.m4 (AC_GET_FS_INFO): Replace old fileutils code to get
mount and file system information with m4_includes of the corresponding
GNU coreutils-5.94 files (ls-mntd-fs.m4 (#20) and fsusage.m4 (#16)).
* m4/fsusage.m4, m4/ls-mntd-fs.m4: Create.
2006-02-23 Pavel Tsekov <ptsekov@gmx.net>
* doc/mc.1.in: Document `fish_directory_timeout'.
@ -31,7 +39,7 @@
* configure.ac: Use AC_GNU_SOURCE, which prevents redefining
_GNU_SOURCE. Bump Autoconf version to 2.54, where AC_GNU_SOURCE
appeared.
Reported by Leonard den Ottolander <leonard@den.ottolander.nl>
Reported by Leonard den Ottolander <leonard den ottolander nl>
* configure.ac: Use gettext 0.14.3.
* acinclude.m4 (MC_ASM_LABELS): Remove, it's not needed with

371
acinclude.m4
View File

@ -284,375 +284,16 @@ AC_DEFUN([AC_GET_FS_INFO], [
])
AC_CHECK_FUNCS(getmntinfo)
dnl This configure.in code has been stolen from GNU fileutils-3.12. Its
dnl job is to detect a method to get list of mounted filesystems.
dnl Include ls-mntd-fs.m4 from GNU coreutils-5.94 (serial 20).
dnl Its job is to detect a method to get list of mounted filesystems.
AC_MSG_CHECKING([for d_ino member in directory struct])
AC_CACHE_VAL(fu_cv_sys_d_ino_in_dirent,
[AC_TRY_LINK([
#include <sys/types.h>
#ifdef HAVE_DIRENT_H
# include <dirent.h>
#else /* not HAVE_DIRENT_H */
# define dirent direct
# ifdef HAVE_SYS_NDIR_H
# include <sys/ndir.h>
# endif /* HAVE_SYS_NDIR_H */
# ifdef HAVE_SYS_DIR_H
# include <sys/dir.h>
# endif /* HAVE_SYS_DIR_H */
# ifdef HAVE_NDIR_H
# include <ndir.h>
# endif /* HAVE_NDIR_H */
#endif /* HAVE_DIRENT_H */
],
[struct dirent dp; dp.d_ino = 0;],
fu_cv_sys_d_ino_in_dirent=yes,
fu_cv_sys_d_ino_in_dirent=no)])
AC_MSG_RESULT([$fu_cv_sys_d_ino_in_dirent])
if test $fu_cv_sys_d_ino_in_dirent = yes; then
AC_DEFINE(D_INO_IN_DIRENT, 1,
[Define if `d_ino' is member of `struct directory'])
fi
m4_include([m4/ls-mntd-fs.m4])
# Determine how to get the list of mounted filesystems.
list_mounted_fs=
dnl Include fsusage.m4 from GNU coreutils-5.94 (serial 16).
dnl Its job is to detect a method to get file system information.
# If the getmntent function is available but not in the standard library,
# make sure LIBS contains -lsun (on Irix4) or -lseq (on PTX).
AC_FUNC_GETMNTENT
m4_include([m4/fsusage.m4])
if test $ac_cv_func_getmntent = yes; then
# This system has the getmntent function.
# Determine whether it's the one-argument variant or the two-argument one.
if test -z "$list_mounted_fs"; then
# SVR4
AC_MSG_CHECKING([for two-argument getmntent function])
AC_CACHE_VAL(fu_cv_sys_mounted_getmntent2,
[AC_EGREP_HEADER(getmntent, sys/mnttab.h,
fu_cv_sys_mounted_getmntent2=yes,
fu_cv_sys_mounted_getmntent2=no)])
AC_MSG_RESULT([$fu_cv_sys_mounted_getmntent2])
if test $fu_cv_sys_mounted_getmntent2 = yes; then
list_mounted_fs=found
AC_DEFINE(MOUNTED_GETMNTENT2, 1,
[Define if function `getmntent' takes 2 arguments])
fi
fi
if test -z "$list_mounted_fs"; then
# 4.3BSD, SunOS, HP-UX, Dynix, Irix
AC_MSG_CHECKING([for one-argument getmntent function])
AC_CACHE_VAL(fu_cv_sys_mounted_getmntent1,
[test $ac_cv_header_mntent_h = yes \
&& fu_cv_sys_mounted_getmntent1=yes \
|| fu_cv_sys_mounted_getmntent1=no])
AC_MSG_RESULT([$fu_cv_sys_mounted_getmntent1])
if test $fu_cv_sys_mounted_getmntent1 = yes; then
list_mounted_fs=found
AC_DEFINE(MOUNTED_GETMNTENT1, 1,
[Define if function `getmntent' takes 1 argument])
fi
fi
fi
if test -z "$list_mounted_fs"; then
# DEC Alpha running OSF/1.
AC_MSG_CHECKING([for getfsstat function])
AC_CACHE_VAL(fu_cv_sys_mounted_getsstat,
[AC_TRY_LINK([
#include <sys/types.h>
#include <sys/mount.h>
#include <sys/fs_types.h>],
[struct statfs *stats;
numsys = getfsstat ((struct statfs *)0, 0L, MNT_WAIT); ],
fu_cv_sys_mounted_getsstat=yes,
fu_cv_sys_mounted_getsstat=no)])
AC_MSG_RESULT([$fu_cv_sys_mounted_getsstat])
if test $fu_cv_sys_mounted_getsstat = yes; then
list_mounted_fs=found
AC_DEFINE(MOUNTED_GETFSSTAT, 1,
[Define if function `getfsstat' can be used])
fi
fi
if test -z "$list_mounted_fs"; then
# AIX.
AC_MSG_CHECKING([for mntctl function and struct vmount])
AC_CACHE_VAL(fu_cv_sys_mounted_vmount,
[AC_TRY_CPP([#include <fshelp.h>],
fu_cv_sys_mounted_vmount=yes,
fu_cv_sys_mounted_vmount=no)])
AC_MSG_RESULT([$fu_cv_sys_mounted_vmount])
if test $fu_cv_sys_mounted_vmount = yes; then
list_mounted_fs=found
AC_DEFINE(MOUNTED_VMOUNT, 1,
[Define if function `mntctl' and `struct vmount' can be used])
fi
fi
if test -z "$list_mounted_fs"; then
# SVR3
AC_MSG_CHECKING([for existence of three headers])
AC_CACHE_VAL(fu_cv_sys_mounted_fread_fstyp,
[AC_TRY_CPP([
#include <sys/statfs.h>
#include <sys/fstyp.h>
#include <mnttab.h>],
fu_cv_sys_mounted_fread_fstyp=yes,
fu_cv_sys_mounted_fread_fstyp=no)])
AC_MSG_RESULT([$fu_cv_sys_mounted_fread_fstyp])
if test $fu_cv_sys_mounted_fread_fstyp = yes; then
list_mounted_fs=found
AC_DEFINE(MOUNTED_FREAD_FSTYP, 1,
[Define if sys/statfs.h, sys/fstyp.h and mnttab.h
can be used together])
fi
fi
if test -z "$list_mounted_fs"; then
# 4.4BSD and DEC OSF/1.
AC_MSG_CHECKING([for getmntinfo function])
AC_CACHE_VAL(fu_cv_sys_mounted_getmntinfo,
[
ok=
if test $ac_cv_func_getmntinfo = yes; then
AC_EGREP_HEADER(f_type;, sys/mount.h,
ok=yes)
fi
test -n "$ok" \
&& fu_cv_sys_mounted_getmntinfo=yes \
|| fu_cv_sys_mounted_getmntinfo=no
])
AC_MSG_RESULT([$fu_cv_sys_mounted_getmntinfo])
if test $fu_cv_sys_mounted_getmntinfo = yes; then
list_mounted_fs=found
AC_DEFINE(MOUNTED_GETMNTINFO, 1,
[Define if `getmntinfo' function can be used])
AC_MSG_CHECKING([if struct statfs has f_fstypename])
AC_CACHE_VAL(fu_cv_sys_mounted_f_fstypename,
[AC_EGREP_HEADER([f_fstypename],
[sys/mount.h],
[fu_cv_sys_mounted_f_fstypename=yes],
[fu_cv_sys_mounted_f_fstypename=no])
])
AC_MSG_RESULT([$fu_cv_sys_mounted_f_fstypename])
if test $fu_cv_sys_mounted_f_fstypename = yes; then
AC_DEFINE(HAVE_F_FSTYPENAME, 1,
[Define if `f_fstypename' is member of `struct statfs'])
fi
fi
fi
if test -z "$list_mounted_fs"; then
# Ultrix
AC_MSG_CHECKING([for getmnt function])
AC_CACHE_VAL(fu_cv_sys_mounted_getmnt,
[AC_TRY_CPP([
#include <sys/fs_types.h>
#include <sys/mount.h>],
fu_cv_sys_mounted_getmnt=yes,
fu_cv_sys_mounted_getmnt=no)])
AC_MSG_RESULT([$fu_cv_sys_mounted_getmnt])
if test $fu_cv_sys_mounted_getmnt = yes; then
list_mounted_fs=found
AC_DEFINE(MOUNTED_GETMNT, 1,
[Define if `getmnt' function can be used])
fi
fi
if test -z "$list_mounted_fs"; then
# SVR2
AC_MSG_CHECKING([whether it is possible to resort to fread on /etc/mnttab])
AC_CACHE_VAL(fu_cv_sys_mounted_fread,
[AC_TRY_CPP([#include <mnttab.h>],
fu_cv_sys_mounted_fread=yes,
fu_cv_sys_mounted_fread=no)])
AC_MSG_RESULT([$fu_cv_sys_mounted_fread])
if test $fu_cv_sys_mounted_fread = yes; then
list_mounted_fs=found
AC_DEFINE(MOUNTED_FREAD, 1,
[Define if it's possible to resort to fread on /etc/mnttab])
fi
fi
if test -z "$list_mounted_fs"; then
AC_MSG_WARN([could not determine how to read list of mounted fs])
else
AC_DEFINE(HAVE_INFOMOUNT_LIST, 1,
[Define if the list of mounted filesystems can be determined])
fi
dnl This configure.in code has been stolen from GNU fileutils-3.12. Its
dnl job is to detect a method to get file system information.
AC_MSG_NOTICE([checking how to get filesystem space usage])
space=no
# Here we'll compromise a little (and perform only the link test)
# since it seems there are no variants of the statvfs function.
if test $space = no; then
# SVR4
AC_CHECK_FUNCS(statvfs)
if test $ac_cv_func_statvfs = yes; then
space=yes
AC_DEFINE(STAT_STATVFS, 1,
[Define if function `statvfs' can be used])
fi
fi
if test $space = no; then
# DEC Alpha running OSF/1
AC_MSG_CHECKING([for 3-argument statfs function (DEC OSF/1)])
AC_CACHE_VAL(fu_cv_sys_stat_statfs3_osf1,
[AC_TRY_RUN([
#include <sys/param.h>
#include <sys/types.h>
#include <sys/mount.h>
main ()
{
struct statfs fsd;
fsd.f_fsize = 0;
exit (statfs (".", &fsd, sizeof (struct statfs)));
}],
fu_cv_sys_stat_statfs3_osf1=yes,
fu_cv_sys_stat_statfs3_osf1=no,
fu_cv_sys_stat_statfs3_osf1=no)])
AC_MSG_RESULT($fu_cv_sys_stat_statfs3_osf1)
if test $fu_cv_sys_stat_statfs3_osf1 = yes; then
space=yes
AC_DEFINE(STAT_STATFS3_OSF1, 1,
[Define if function `statfs' takes 3 arguments])
fi
fi
if test $space = no; then
# AIX
AC_MSG_CHECKING([for two-argument statfs with statfs.bsize member (AIX, 4.3BSD)])
AC_CACHE_VAL(fu_cv_sys_stat_statfs2_bsize,
[AC_TRY_RUN([
#ifdef HAVE_SYS_PARAM_H
#include <sys/param.h>
#endif
#ifdef HAVE_SYS_MOUNT_H
#include <sys/mount.h>
#endif
#ifdef HAVE_SYS_VFS_H
#include <sys/vfs.h>
#endif
main ()
{
struct statfs fsd;
fsd.f_bsize = 0;
exit (statfs (".", &fsd));
}],
fu_cv_sys_stat_statfs2_bsize=yes,
fu_cv_sys_stat_statfs2_bsize=no,
fu_cv_sys_stat_statfs2_bsize=no)])
AC_MSG_RESULT([$fu_cv_sys_stat_statfs2_bsize])
if test $fu_cv_sys_stat_statfs2_bsize = yes; then
space=yes
AC_DEFINE(STAT_STATFS2_BSIZE, 1,
[Define if function `statfs' takes two arguments and
`bsize' is member of `struct statfs'])
fi
fi
if test $space = no; then
# SVR3
AC_MSG_CHECKING([for four-argument statfs (AIX-3.2.5, SVR3)])
AC_CACHE_VAL(fu_cv_sys_stat_statfs4,
[AC_TRY_RUN([#include <sys/types.h>
#include <sys/statfs.h>
main ()
{
struct statfs fsd;
exit (statfs (".", &fsd, sizeof fsd, 0));
}],
fu_cv_sys_stat_statfs4=yes,
fu_cv_sys_stat_statfs4=no,
fu_cv_sys_stat_statfs4=no)])
AC_MSG_RESULT([$fu_cv_sys_stat_statfs4])
if test $fu_cv_sys_stat_statfs4 = yes; then
space=yes
AC_DEFINE(STAT_STATFS4, 1,
[Define if function `statfs' takes 4 arguments])
fi
fi
if test $space = no; then
# 4.4BSD and NetBSD
AC_MSG_CHECKING([for two-argument statfs with statfs.fsize dnl
member (4.4BSD and NetBSD)])
AC_CACHE_VAL(fu_cv_sys_stat_statfs2_fsize,
[AC_TRY_RUN([#include <sys/types.h>
#ifdef HAVE_SYS_PARAM_H
#include <sys/param.h>
#endif
#ifdef HAVE_SYS_MOUNT_H
#include <sys/mount.h>
#endif
main ()
{
struct statfs fsd;
fsd.f_fsize = 0;
exit (statfs (".", &fsd));
}],
fu_cv_sys_stat_statfs2_fsize=yes,
fu_cv_sys_stat_statfs2_fsize=no,
fu_cv_sys_stat_statfs2_fsize=no)])
AC_MSG_RESULT([$fu_cv_sys_stat_statfs2_fsize])
if test $fu_cv_sys_stat_statfs2_fsize = yes; then
space=yes
AC_DEFINE(STAT_STATFS2_FSIZE, 1,
[Define if function `statfs' takes two arguments and
`fsize' is member of `struct statfs'])
fi
fi
if test $space = no; then
# Ultrix
AC_MSG_CHECKING([for two-argument statfs with struct fs_data (Ultrix)])
AC_CACHE_VAL(fu_cv_sys_stat_fs_data,
[AC_TRY_RUN([
#include <sys/types.h>
#ifdef HAVE_SYS_PARAM_H
#include <sys/param.h>
#endif
#ifdef HAVE_SYS_MOUNT_H
#include <sys/mount.h>
#endif
#ifdef HAVE_SYS_FS_TYPES_H
#include <sys/fs_types.h>
#endif
main ()
{
struct fs_data fsd;
/* Ultrix's statfs returns 1 for success,
0 for not mounted, -1 for failure. */
exit (statfs (".", &fsd) != 1);
}],
fu_cv_sys_stat_fs_data=yes,
fu_cv_sys_stat_fs_data=no,
fu_cv_sys_stat_fs_data=no)])
AC_MSG_RESULT([$fu_cv_sys_stat_fs_data])
if test $fu_cv_sys_stat_fs_data = yes; then
space=yes
AC_DEFINE(STAT_STATFS2_FS_DATA, 1,
[Define if function `statfs' takes two arguments
and uses `struct fs_data'])
fi
fi
dnl Not supported
dnl if test $space = no; then
dnl # SVR2
dnl AC_TRY_CPP([#include <sys/filsys.h>],
dnl AC_DEFINE(STAT_READ_FILSYS) space=yes)
dnl fi
])

260
m4/fsusage.m4 Normal file
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@ -0,0 +1,260 @@
#serial 16
# Obtaining file system usage information.
# Copyright (C) 1997, 1998, 2000, 2001, 2003, 2004, 2005 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.
# Written by Jim Meyering.
AC_DEFUN([gl_FSUSAGE],
[
AC_LIBSOURCES([fsusage.c, fsusage.h])
AC_CHECK_HEADERS_ONCE(sys/param.h)
AC_CHECK_HEADERS_ONCE(sys/vfs.h sys/fs_types.h)
AC_CHECK_HEADERS(sys/mount.h, [], [],
[AC_INCLUDES_DEFAULT
[#if HAVE_SYS_PARAM_H
#include <sys/param.h>
#endif]])
gl_FILE_SYSTEM_USAGE([gl_cv_fs_space=yes], [gl_cv_fs_space=no])
if test $gl_cv_fs_space = yes; then
AC_LIBOBJ(fsusage)
gl_PREREQ_FSUSAGE_EXTRA
fi
])
# Try to determine how a program can obtain file system usage information.
# If successful, define the appropriate symbol (see fsusage.c) and
# execute ACTION-IF-FOUND. Otherwise, execute ACTION-IF-NOT-FOUND.
#
# gl_FILE_SYSTEM_USAGE([ACTION-IF-FOUND[, ACTION-IF-NOT-FOUND]])
AC_DEFUN([gl_FILE_SYSTEM_USAGE],
[
echo "checking how to get file system space usage..."
ac_fsusage_space=no
# Perform only the link test since it seems there are no variants of the
# statvfs function. This check is more than just AC_CHECK_FUNCS(statvfs)
# because that got a false positive on SCO OSR5. Adding the declaration
# of a `struct statvfs' causes this test to fail (as it should) on such
# systems. That system is reported to work fine with STAT_STATFS4 which
# is what it gets when this test fails.
if test $ac_fsusage_space = no; then
# SVR4
AC_CACHE_CHECK([for statvfs function (SVR4)], fu_cv_sys_stat_statvfs,
[AC_TRY_LINK([#include <sys/types.h>
#ifdef __GLIBC__
Do not use statvfs on systems with GNU libc, because that function stats
all preceding entries in /proc/mounts, and that makes df hang if even
one of the corresponding file systems is hard-mounted, but not available.
#endif
#include <sys/statvfs.h>],
[struct statvfs fsd; statvfs (0, &fsd);],
fu_cv_sys_stat_statvfs=yes,
fu_cv_sys_stat_statvfs=no)])
if test $fu_cv_sys_stat_statvfs = yes; then
ac_fsusage_space=yes
AC_DEFINE(STAT_STATVFS, 1,
[ Define if there is a function named statvfs. (SVR4)])
fi
fi
if test $ac_fsusage_space = no; then
# DEC Alpha running OSF/1
AC_MSG_CHECKING([for 3-argument statfs function (DEC OSF/1)])
AC_CACHE_VAL(fu_cv_sys_stat_statfs3_osf1,
[AC_TRY_RUN([
#include <sys/param.h>
#include <sys/types.h>
#include <sys/mount.h>
main ()
{
struct statfs fsd;
fsd.f_fsize = 0;
exit (statfs (".", &fsd, sizeof (struct statfs)));
}],
fu_cv_sys_stat_statfs3_osf1=yes,
fu_cv_sys_stat_statfs3_osf1=no,
fu_cv_sys_stat_statfs3_osf1=no)])
AC_MSG_RESULT($fu_cv_sys_stat_statfs3_osf1)
if test $fu_cv_sys_stat_statfs3_osf1 = yes; then
ac_fsusage_space=yes
AC_DEFINE(STAT_STATFS3_OSF1, 1,
[ Define if statfs takes 3 args. (DEC Alpha running OSF/1)])
fi
fi
if test $ac_fsusage_space = no; then
# AIX
AC_MSG_CHECKING([for two-argument statfs with statfs.bsize dnl
member (AIX, 4.3BSD)])
AC_CACHE_VAL(fu_cv_sys_stat_statfs2_bsize,
[AC_TRY_RUN([
#ifdef HAVE_SYS_PARAM_H
#include <sys/param.h>
#endif
#ifdef HAVE_SYS_MOUNT_H
#include <sys/mount.h>
#endif
#ifdef HAVE_SYS_VFS_H
#include <sys/vfs.h>
#endif
main ()
{
struct statfs fsd;
fsd.f_bsize = 0;
exit (statfs (".", &fsd));
}],
fu_cv_sys_stat_statfs2_bsize=yes,
fu_cv_sys_stat_statfs2_bsize=no,
fu_cv_sys_stat_statfs2_bsize=no)])
AC_MSG_RESULT($fu_cv_sys_stat_statfs2_bsize)
if test $fu_cv_sys_stat_statfs2_bsize = yes; then
ac_fsusage_space=yes
AC_DEFINE(STAT_STATFS2_BSIZE, 1,
[ Define if statfs takes 2 args and struct statfs has a field named f_bsize.
(4.3BSD, SunOS 4, HP-UX, AIX PS/2)])
fi
fi
if test $ac_fsusage_space = no; then
# SVR3
AC_MSG_CHECKING([for four-argument statfs (AIX-3.2.5, SVR3)])
AC_CACHE_VAL(fu_cv_sys_stat_statfs4,
[AC_TRY_RUN([#include <sys/types.h>
#include <sys/statfs.h>
main ()
{
struct statfs fsd;
exit (statfs (".", &fsd, sizeof fsd, 0));
}],
fu_cv_sys_stat_statfs4=yes,
fu_cv_sys_stat_statfs4=no,
fu_cv_sys_stat_statfs4=no)])
AC_MSG_RESULT($fu_cv_sys_stat_statfs4)
if test $fu_cv_sys_stat_statfs4 = yes; then
ac_fsusage_space=yes
AC_DEFINE(STAT_STATFS4, 1,
[ Define if statfs takes 4 args. (SVR3, Dynix, Irix, Dolphin)])
fi
fi
if test $ac_fsusage_space = no; then
# 4.4BSD and NetBSD
AC_MSG_CHECKING([for two-argument statfs with statfs.fsize dnl
member (4.4BSD and NetBSD)])
AC_CACHE_VAL(fu_cv_sys_stat_statfs2_fsize,
[AC_TRY_RUN([#include <sys/types.h>
#ifdef HAVE_SYS_PARAM_H
#include <sys/param.h>
#endif
#ifdef HAVE_SYS_MOUNT_H
#include <sys/mount.h>
#endif
main ()
{
struct statfs fsd;
fsd.f_fsize = 0;
exit (statfs (".", &fsd));
}],
fu_cv_sys_stat_statfs2_fsize=yes,
fu_cv_sys_stat_statfs2_fsize=no,
fu_cv_sys_stat_statfs2_fsize=no)])
AC_MSG_RESULT($fu_cv_sys_stat_statfs2_fsize)
if test $fu_cv_sys_stat_statfs2_fsize = yes; then
ac_fsusage_space=yes
AC_DEFINE(STAT_STATFS2_FSIZE, 1,
[ Define if statfs takes 2 args and struct statfs has a field named f_fsize.
(4.4BSD, NetBSD)])
fi
fi
if test $ac_fsusage_space = no; then
# Ultrix
AC_MSG_CHECKING([for two-argument statfs with struct fs_data (Ultrix)])
AC_CACHE_VAL(fu_cv_sys_stat_fs_data,
[AC_TRY_RUN([#include <sys/types.h>
#ifdef HAVE_SYS_PARAM_H
#include <sys/param.h>
#endif
#ifdef HAVE_SYS_MOUNT_H
#include <sys/mount.h>
#endif
#ifdef HAVE_SYS_FS_TYPES_H
#include <sys/fs_types.h>
#endif
main ()
{
struct fs_data fsd;
/* Ultrix's statfs returns 1 for success,
0 for not mounted, -1 for failure. */
exit (statfs (".", &fsd) != 1);
}],
fu_cv_sys_stat_fs_data=yes,
fu_cv_sys_stat_fs_data=no,
fu_cv_sys_stat_fs_data=no)])
AC_MSG_RESULT($fu_cv_sys_stat_fs_data)
if test $fu_cv_sys_stat_fs_data = yes; then
ac_fsusage_space=yes
AC_DEFINE(STAT_STATFS2_FS_DATA, 1,
[ Define if statfs takes 2 args and the second argument has
type struct fs_data. (Ultrix)])
fi
fi
if test $ac_fsusage_space = no; then
# SVR2
AC_TRY_CPP([#include <sys/filsys.h>
],
AC_DEFINE(STAT_READ_FILSYS, 1,
[Define if there is no specific function for reading file systems usage
information and you have the <sys/filsys.h> header file. (SVR2)])
ac_fsusage_space=yes)
fi
AS_IF([test $ac_fsusage_space = yes], [$1], [$2])
])
# Check for SunOS statfs brokenness wrt partitions 2GB and larger.
# If <sys/vfs.h> exists and struct statfs has a member named f_spare,
# enable the work-around code in fsusage.c.
AC_DEFUN([gl_STATFS_TRUNCATES],
[
AC_MSG_CHECKING([for statfs that truncates block counts])
AC_CACHE_VAL(fu_cv_sys_truncating_statfs,
[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#if !defined(sun) && !defined(__sun)
choke -- this is a workaround for a Sun-specific problem
#endif
#include <sys/types.h>
#include <sys/vfs.h>]],
[[struct statfs t; long c = *(t.f_spare);]])],
[fu_cv_sys_truncating_statfs=yes],
[fu_cv_sys_truncating_statfs=no])])
if test $fu_cv_sys_truncating_statfs = yes; then
AC_DEFINE(STATFS_TRUNCATES_BLOCK_COUNTS, 1,
[Define if the block counts reported by statfs may be truncated to 2GB
and the correct values may be stored in the f_spare array.
(SunOS 4.1.2, 4.1.3, and 4.1.3_U1 are reported to have this problem.
SunOS 4.1.1 seems not to be affected.)])
fi
AC_MSG_RESULT($fu_cv_sys_truncating_statfs)
])
# Prerequisites of lib/fsusage.c not done by gl_FILE_SYSTEM_USAGE.
AC_DEFUN([gl_PREREQ_FSUSAGE_EXTRA],
[
AC_REQUIRE([gl_AC_TYPE_UINTMAX_T])
AC_CHECK_HEADERS(dustat.h sys/fs/s5param.h sys/filsys.h sys/statfs.h sys/statvfs.h)
gl_STATFS_TRUNCATES
])

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@ -0,0 +1,305 @@
#serial 20
# How to list mounted file systems.
# Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004 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.
dnl From Jim Meyering.
dnl
dnl This is not pretty. I've just taken the autoconf code and wrapped
dnl it in an AC_DEFUN and made some other fixes.
dnl
# Replace Autoconf's AC_FUNC_GETMNTENT to work around a bug in Autoconf
# through Autoconf 2.59. We can remove this once we assume Autoconf 2.60
# or later.
AC_DEFUN([AC_FUNC_GETMNTENT],
[# getmntent is in the standard C library on UNICOS, in -lsun on Irix 4,
# -lseq on Dynix/PTX, -lgen on Unixware.
AC_SEARCH_LIBS(getmntent, [sun seq gen], [AC_CHECK_FUNCS(getmntent)])
])
# gl_LIST_MOUNTED_FILE_SYSTEMS([ACTION-IF-FOUND[, ACTION-IF-NOT-FOUND]])
AC_DEFUN([gl_LIST_MOUNTED_FILE_SYSTEMS],
[
AC_CHECK_FUNCS(listmntent getmntinfo)
AC_CHECK_HEADERS_ONCE(sys/param.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.
AC_CHECK_HEADERS(sys/ucred.h, [], [], [#include <grp.h>])
AC_CHECK_HEADERS(sys/mount.h, [], [],
[AC_INCLUDES_DEFAULT
[#if HAVE_SYS_PARAM_H
#include <sys/param.h>
#endif]])
AC_CHECK_HEADERS(mntent.h sys/fs_types.h)
getfsstat_includes="\
$ac_includes_default
#if HAVE_SYS_PARAM_H
# include <sys/param.h> /* needed by powerpc-apple-darwin1.3.7 */
#endif
#if HAVE_SYS_UCRED_H
# include <grp.h> /* needed for definition of NGROUPS */
# include <sys/ucred.h> /* needed by powerpc-apple-darwin1.3.7 */
#endif
#if HAVE_SYS_MOUNT_H
# include <sys/mount.h>
#endif
#if HAVE_SYS_FS_TYPES_H
# include <sys/fs_types.h> /* needed by powerpc-apple-darwin1.3.7 */
#endif
"
AC_CHECK_MEMBERS([struct fsstat.f_fstypename],,,[$getfsstat_includes])
# Determine how to get the list of mounted file systems.
ac_list_mounted_fs=
# If the getmntent function is available but not in the standard library,
# make sure LIBS contains the appropriate -l option.
AC_FUNC_GETMNTENT
# This test must precede the ones for getmntent because Unicos-9 is
# reported to have the getmntent function, but its support is incompatible
# with other getmntent implementations.
# NOTE: Normally, I wouldn't use a check for system type as I've done for
# `CRAY' below since that goes against the whole autoconf philosophy. But
# I think there is too great a chance that some non-Cray system has a
# function named listmntent to risk the false positive.
if test -z "$ac_list_mounted_fs"; then
# Cray UNICOS 9
AC_MSG_CHECKING([for listmntent of Cray/Unicos-9])
AC_CACHE_VAL(fu_cv_sys_mounted_cray_listmntent,
[fu_cv_sys_mounted_cray_listmntent=no
AC_EGREP_CPP(yes,
[#ifdef _CRAY
yes
#endif
], [test $ac_cv_func_listmntent = yes \
&& fu_cv_sys_mounted_cray_listmntent=yes]
)
]
)
AC_MSG_RESULT($fu_cv_sys_mounted_cray_listmntent)
if test $fu_cv_sys_mounted_cray_listmntent = yes; then
ac_list_mounted_fs=found
AC_DEFINE(MOUNTED_LISTMNTENT, 1,
[Define if there is a function named listmntent that can be used to
list all mounted file systems. (UNICOS)])
fi
fi
if test -z "$ac_list_mounted_fs"; then
# AIX.
AC_MSG_CHECKING([for mntctl function and struct vmount])
AC_CACHE_VAL(fu_cv_sys_mounted_vmount,
[AC_TRY_CPP([#include <fshelp.h>],
fu_cv_sys_mounted_vmount=yes,
fu_cv_sys_mounted_vmount=no)])
AC_MSG_RESULT($fu_cv_sys_mounted_vmount)
if test $fu_cv_sys_mounted_vmount = yes; then
ac_list_mounted_fs=found
AC_DEFINE(MOUNTED_VMOUNT, 1,
[Define if there is a function named mntctl that can be used to read
the list of mounted file systems, and there is a system header file
that declares `struct vmount.' (AIX)])
fi
fi
if test $ac_cv_func_getmntent = yes; then
# This system has the getmntent function.
# Determine whether it's the one-argument variant or the two-argument one.
if test -z "$ac_list_mounted_fs"; then
# 4.3BSD, SunOS, HP-UX, Dynix, Irix
AC_MSG_CHECKING([for one-argument getmntent function])
AC_CACHE_VAL(fu_cv_sys_mounted_getmntent1,
[AC_TRY_COMPILE([
/* SunOS 4.1.x /usr/include/mntent.h needs this for FILE */
#include <stdio.h>
#include <mntent.h>
#if !defined MOUNTED
# if defined _PATH_MOUNTED /* GNU libc */
# define MOUNTED _PATH_MOUNTED
# endif
# if defined MNT_MNTTAB /* HP-UX. */
# define MOUNTED MNT_MNTTAB
# endif
# if defined MNTTABNAME /* Dynix. */
# define MOUNTED MNTTABNAME
# endif
#endif
],
[ struct mntent *mnt = 0; char *table = MOUNTED; ],
fu_cv_sys_mounted_getmntent1=yes,
fu_cv_sys_mounted_getmntent1=no)])
AC_MSG_RESULT($fu_cv_sys_mounted_getmntent1)
if test $fu_cv_sys_mounted_getmntent1 = yes; then
ac_list_mounted_fs=found
AC_DEFINE(MOUNTED_GETMNTENT1, 1,
[Define if there is a function named getmntent for reading the list
of mounted file systems, and that function takes a single argument.
(4.3BSD, SunOS, HP-UX, Dynix, Irix)])
fi
fi
if test -z "$ac_list_mounted_fs"; then
# SVR4
AC_MSG_CHECKING([for two-argument getmntent function])
AC_CACHE_VAL(fu_cv_sys_mounted_getmntent2,
[AC_EGREP_HEADER(getmntent, sys/mnttab.h,
fu_cv_sys_mounted_getmntent2=yes,
fu_cv_sys_mounted_getmntent2=no)])
AC_MSG_RESULT($fu_cv_sys_mounted_getmntent2)
if test $fu_cv_sys_mounted_getmntent2 = yes; then
ac_list_mounted_fs=found
AC_DEFINE(MOUNTED_GETMNTENT2, 1,
[Define if there is a function named getmntent for reading the list of
mounted file systems, and that function takes two arguments. (SVR4)])
fi
fi
fi
if test -z "$ac_list_mounted_fs"; then
# DEC Alpha running OSF/1, and Apple Darwin 1.3.
# powerpc-apple-darwin1.3.7 needs sys/param.h sys/ucred.h sys/fs_types.h
AC_MSG_CHECKING([for getfsstat function])
AC_CACHE_VAL(fu_cv_sys_mounted_getfsstat,
[AC_TRY_LINK([
#include <sys/types.h>
#if HAVE_STRUCT_FSSTAT_F_FSTYPENAME
# define FS_TYPE(Ent) ((Ent).f_fstypename)
#else
# define FS_TYPE(Ent) mnt_names[(Ent).f_type]
#endif
]$getfsstat_includes
,
[struct statfs *stats;
int numsys = getfsstat ((struct statfs *)0, 0L, MNT_WAIT);
char *t = FS_TYPE (*stats); ],
fu_cv_sys_mounted_getfsstat=yes,
fu_cv_sys_mounted_getfsstat=no)])
AC_MSG_RESULT($fu_cv_sys_mounted_getfsstat)
if test $fu_cv_sys_mounted_getfsstat = yes; then
ac_list_mounted_fs=found
AC_DEFINE(MOUNTED_GETFSSTAT, 1,
[Define if there is a function named getfsstat for reading the
list of mounted file systems. (DEC Alpha running OSF/1)])
fi
fi
if test -z "$ac_list_mounted_fs"; then
# SVR3
AC_MSG_CHECKING([for FIXME existence of three headers])
AC_CACHE_VAL(fu_cv_sys_mounted_fread_fstyp,
[AC_TRY_CPP([
#include <sys/statfs.h>
#include <sys/fstyp.h>
#include <mnttab.h>],
fu_cv_sys_mounted_fread_fstyp=yes,
fu_cv_sys_mounted_fread_fstyp=no)])
AC_MSG_RESULT($fu_cv_sys_mounted_fread_fstyp)
if test $fu_cv_sys_mounted_fread_fstyp = yes; then
ac_list_mounted_fs=found
AC_DEFINE(MOUNTED_FREAD_FSTYP, 1,
[Define if (like SVR2) there is no specific function for reading the
list of mounted file systems, and your system has these header files:
<sys/fstyp.h> and <sys/statfs.h>. (SVR3)])
fi
fi
if test -z "$ac_list_mounted_fs"; then
# 4.4BSD and DEC OSF/1.
AC_MSG_CHECKING([for getmntinfo function])
AC_CACHE_VAL(fu_cv_sys_mounted_getmntinfo,
[
test "$ac_cv_func_getmntinfo" = yes \
&& fu_cv_sys_mounted_getmntinfo=yes \
|| fu_cv_sys_mounted_getmntinfo=no
])
AC_MSG_RESULT($fu_cv_sys_mounted_getmntinfo)
if test $fu_cv_sys_mounted_getmntinfo = yes; then
ac_list_mounted_fs=found
AC_DEFINE(MOUNTED_GETMNTINFO, 1,
[Define if there is a function named getmntinfo for reading the
list of mounted file systems. (4.4BSD, Darwin)])
fi
fi
if test -z "$ac_list_mounted_fs"; then
# Ultrix
AC_MSG_CHECKING([for getmnt function])
AC_CACHE_VAL(fu_cv_sys_mounted_getmnt,
[AC_TRY_CPP([
#include <sys/fs_types.h>
#include <sys/mount.h>],
fu_cv_sys_mounted_getmnt=yes,
fu_cv_sys_mounted_getmnt=no)])
AC_MSG_RESULT($fu_cv_sys_mounted_getmnt)
if test $fu_cv_sys_mounted_getmnt = yes; then
ac_list_mounted_fs=found
AC_DEFINE(MOUNTED_GETMNT, 1,
[Define if there is a function named getmnt for reading the list of
mounted file systems. (Ultrix)])
fi
fi
if test -z "$ac_list_mounted_fs"; then
# BeOS
AC_CHECK_FUNCS(next_dev fs_stat_dev)
AC_CHECK_HEADERS(fs_info.h)
AC_MSG_CHECKING([for BEOS mounted file system support functions])
if test $ac_cv_header_fs_info_h = yes \
&& test $ac_cv_func_next_dev = yes \
&& test $ac_cv_func_fs_stat_dev = yes; then
fu_result=yes
else
fu_result=no
fi
AC_MSG_RESULT($fu_result)
if test $fu_result = yes; then
ac_list_mounted_fs=found
AC_DEFINE(MOUNTED_FS_STAT_DEV, 1,
[Define if there are functions named next_dev and fs_stat_dev for
reading the list of mounted file systems. (BeOS)])
fi
fi
if test -z "$ac_list_mounted_fs"; then
# SVR2
AC_MSG_CHECKING([whether it is possible to resort to fread on /etc/mnttab])
AC_CACHE_VAL(fu_cv_sys_mounted_fread,
[AC_TRY_CPP([#include <mnttab.h>],
fu_cv_sys_mounted_fread=yes,
fu_cv_sys_mounted_fread=no)])
AC_MSG_RESULT($fu_cv_sys_mounted_fread)
if test $fu_cv_sys_mounted_fread = yes; then
ac_list_mounted_fs=found
AC_DEFINE(MOUNTED_FREAD, 1,
[Define if there is no specific function for reading the list of
mounted file systems. fread will be used to read /etc/mnttab.
(SVR2) ])
fi
fi
if test -z "$ac_list_mounted_fs"; then
AC_MSG_ERROR([could not determine how to read list of mounted file systems])
# FIXME -- no need to abort building the whole package
# Can't build mountlist.c or anything that needs its functions
fi
AS_IF([test $ac_list_mounted_fs = found], [$1], [$2])
])