summaryrefslogtreecommitdiff
path: root/m4/ls-mntd-fs.m4
diff options
context:
space:
mode:
Diffstat (limited to 'm4/ls-mntd-fs.m4')
-rw-r--r--m4/ls-mntd-fs.m4203
1 files changed, 112 insertions, 91 deletions
diff --git a/m4/ls-mntd-fs.m4 b/m4/ls-mntd-fs.m4
index 21ac4e7..49f11be 100644
--- a/m4/ls-mntd-fs.m4
+++ b/m4/ls-mntd-fs.m4
@@ -1,8 +1,7 @@
-#serial 26
+# serial 32
# How to list mounted file systems.
-# Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2006 Free Software
-# Foundation, Inc.
+# Copyright (C) 1998-2004, 2006, 2009-2016 Free Software Foundation, Inc.
#
# This file is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
@@ -20,27 +19,27 @@ dnl
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)
+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 sys/statvfs.h)
+AC_CHECK_FUNCS([listmntent getmntinfo])
+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.
-AC_CHECK_HEADERS(sys/ucred.h, [], [], [#include <grp.h>])
+AC_CHECK_HEADERS([sys/ucred.h], [], [], [#include <grp.h>])
-AC_CHECK_HEADERS(sys/mount.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)
+AC_CHECK_HEADERS([mntent.h sys/fs_types.h])
getfsstat_includes="\
$ac_includes_default
#if HAVE_SYS_PARAM_H
@@ -71,28 +70,28 @@ AC_FUNC_GETMNTENT
# with other getmntent implementations.
# NOTE: Normally, I wouldn't use a check for system type as I've done for
-# `CRAY' below since that goes against the whole autoconf philosophy. But
+# 'CRAY' below since that goes against the whole autoconf philosophy. But
# I think there is too great a chance that some non-Cray system has a
# function named listmntent to risk the false positive.
if test -z "$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,
+ AC_CACHE_VAL([fu_cv_sys_mounted_cray_listmntent],
[fu_cv_sys_mounted_cray_listmntent=no
- AC_EGREP_CPP(yes,
+ AC_EGREP_CPP([yes],
[#ifdef _CRAY
yes
#endif
], [test $ac_cv_func_listmntent = yes \
- && fu_cv_sys_mounted_cray_listmntent=yes]
+ && fu_cv_sys_mounted_cray_listmntent=yes]
)
]
)
- AC_MSG_RESULT($fu_cv_sys_mounted_cray_listmntent)
+ AC_MSG_RESULT([$fu_cv_sys_mounted_cray_listmntent])
if test $fu_cv_sys_mounted_cray_listmntent = yes; then
ac_list_mounted_fs=found
- AC_DEFINE(MOUNTED_LISTMNTENT, 1,
+ AC_DEFINE([MOUNTED_LISTMNTENT], [1],
[Define if there is a function named listmntent that can be used to
list all mounted file systems. (UNICOS)])
fi
@@ -101,17 +100,17 @@ fi
if test -z "$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($fu_cv_sys_mounted_vmount)
+ AC_CACHE_VAL([fu_cv_sys_mounted_vmount],
+ [AC_PREPROC_IFELSE([AC_LANG_SOURCE([[#include <fshelp.h>]])],
+ [fu_cv_sys_mounted_vmount=yes],
+ [fu_cv_sys_mounted_vmount=no])])
+ AC_MSG_RESULT([$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
+ 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)])
+ that declares 'struct vmount'. (AIX)])
fi
fi
@@ -121,54 +120,55 @@ if test $ac_cv_func_getmntent = yes; then
# Determine whether it's the one-argument variant or the two-argument one.
if test -z "$ac_list_mounted_fs"; then
- # 4.3BSD, SunOS, HP-UX, Dynix, Irix
+ # GNU/Linux, 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([
+ AC_CACHE_VAL([fu_cv_sys_mounted_getmntent1],
+ [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
/* 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 */
+# if defined _PATH_MOUNTED /* GNU libc */
# define MOUNTED _PATH_MOUNTED
# endif
-# if defined MNT_MNTTAB /* HP-UX. */
+# if defined MNT_MNTTAB /* HP-UX. */
# define MOUNTED MNT_MNTTAB
# endif
-# if defined MNTTABNAME /* Dynix. */
+# if defined MNTTABNAME /* Dynix. */
# define MOUNTED MNTTABNAME
# endif
#endif
-],
- [ struct mntent *mnt = 0; char *table = MOUNTED;
- if (sizeof mnt && sizeof table) return 0;],
- fu_cv_sys_mounted_getmntent1=yes,
- fu_cv_sys_mounted_getmntent1=no)])
- AC_MSG_RESULT($fu_cv_sys_mounted_getmntent1)
+]],
+ [[ struct mntent *mnt = 0; char *table = MOUNTED;
+ if (sizeof mnt && sizeof table) return 0;]])],
+ [fu_cv_sys_mounted_getmntent1=yes],
+ [fu_cv_sys_mounted_getmntent1=no])])
+ AC_MSG_RESULT([$fu_cv_sys_mounted_getmntent1])
if test $fu_cv_sys_mounted_getmntent1 = yes; then
ac_list_mounted_fs=found
- AC_DEFINE(MOUNTED_GETMNTENT1, 1,
+ AC_DEFINE([MOUNTED_GETMNTENT1], [1],
[Define if there is a function named getmntent for reading the list
of mounted file systems, and that function takes a single argument.
(4.3BSD, SunOS, HP-UX, Dynix, Irix)])
+ AC_CHECK_FUNCS([hasmntopt])
fi
fi
if test -z "$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,
+ 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($fu_cv_sys_mounted_getmntent2)
+ AC_MSG_RESULT([$fu_cv_sys_mounted_getmntent2])
if test $fu_cv_sys_mounted_getmntent2 = yes; then
ac_list_mounted_fs=found
- AC_DEFINE(MOUNTED_GETMNTENT2, 1,
+ AC_DEFINE([MOUNTED_GETMNTENT2], [1],
[Define if there is a function named getmntent for reading the list of
mounted file systems, and that function takes two arguments. (SVR4)])
- AC_CHECK_FUNCS(hasmntopt)
+ AC_CHECK_FUNCS([hasmntopt])
fi
fi
@@ -179,26 +179,26 @@ if test -z "$ac_list_mounted_fs"; then
# 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([
+ AC_CACHE_VAL([fu_cv_sys_mounted_getfsstat],
+ [AC_LINK_IFELSE([AC_LANG_PROGRAM([[
#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
-]$getfsstat_includes
+$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($fu_cv_sys_mounted_getfsstat)
+ [[struct statfs *stats;
+ int numsys = getfsstat ((struct statfs *)0, 0L, MNT_WAIT);
+ char *t = FS_TYPE (*stats); ]])],
+ [fu_cv_sys_mounted_getfsstat=yes],
+ [fu_cv_sys_mounted_getfsstat=no])])
+ AC_MSG_RESULT([$fu_cv_sys_mounted_getfsstat])
if test $fu_cv_sys_mounted_getfsstat = yes; then
ac_list_mounted_fs=found
- AC_DEFINE(MOUNTED_GETFSSTAT, 1,
- [Define if there is a function named getfsstat for reading the
+ AC_DEFINE([MOUNTED_GETFSSTAT], [1],
+ [Define if there is a function named getfsstat for reading the
list of mounted file systems. (DEC Alpha running OSF/1)])
fi
fi
@@ -206,17 +206,17 @@ fi
if test -z "$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([
+ AC_CACHE_VAL([fu_cv_sys_mounted_fread_fstyp],
+ [AC_PREPROC_IFELSE([AC_LANG_SOURCE([[
#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($fu_cv_sys_mounted_fread_fstyp)
+#include <mnttab.h>]])],
+ [fu_cv_sys_mounted_fread_fstyp=yes],
+ [fu_cv_sys_mounted_fread_fstyp=no])])
+ AC_MSG_RESULT([$fu_cv_sys_mounted_fread_fstyp])
if test $fu_cv_sys_mounted_fread_fstyp = yes; then
ac_list_mounted_fs=found
- AC_DEFINE(MOUNTED_FREAD_FSTYP, 1,
+ AC_DEFINE([MOUNTED_FREAD_FSTYP], [1],
[Define if (like SVR2) there is no specific function for reading the
list of mounted file systems, and your system has these header files:
<sys/fstyp.h> and <sys/statfs.h>. (SVR3)])
@@ -226,18 +226,18 @@ fi
if test -z "$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,
+ AC_CACHE_VAL([fu_cv_sys_mounted_getmntinfo],
[
test "$ac_cv_func_getmntinfo" = yes \
- && fu_cv_sys_mounted_getmntinfo=yes \
- || fu_cv_sys_mounted_getmntinfo=no
+ && fu_cv_sys_mounted_getmntinfo=yes \
+ || fu_cv_sys_mounted_getmntinfo=no
])
- AC_MSG_RESULT($fu_cv_sys_mounted_getmntinfo)
+ AC_MSG_RESULT([$fu_cv_sys_mounted_getmntinfo])
if test $fu_cv_sys_mounted_getmntinfo = yes; then
AC_MSG_CHECKING([whether getmntinfo returns statvfs structures])
- AC_CACHE_VAL(fu_cv_sys_mounted_getmntinfo2,
+ AC_CACHE_VAL([fu_cv_sys_mounted_getmntinfo2],
[
- AC_TRY_COMPILE([
+ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#if HAVE_SYS_PARAM_H
# include <sys/param.h>
#endif
@@ -248,22 +248,26 @@ if test -z "$ac_list_mounted_fs"; then
#if HAVE_SYS_STATVFS_H
# include <sys/statvfs.h>
#endif
-extern int getmntinfo (struct statfs **, int);
- ], [],
+extern
+#ifdef __cplusplus
+"C"
+#endif
+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 $fu_cv_sys_mounted_getmntinfo2 = no; then
ac_list_mounted_fs=found
- AC_DEFINE(MOUNTED_GETMNTINFO, 1,
- [Define if there is a function named getmntinfo for reading the
+ AC_DEFINE([MOUNTED_GETMNTINFO], [1],
+ [Define if there is a function named getmntinfo for reading the
list of mounted file systems and it returns an array of
'struct statfs'. (4.4BSD, Darwin)])
else
ac_list_mounted_fs=found
- AC_DEFINE(MOUNTED_GETMNTINFO2, 1,
- [Define if there is a function named getmntinfo for reading the
+ AC_DEFINE([MOUNTED_GETMNTINFO2], [1],
+ [Define if there is a function named getmntinfo for reading the
list of mounted file systems and it returns an array of
'struct statvfs'. (NetBSD 3.0)])
fi
@@ -273,16 +277,16 @@ fi
if test -z "$ac_list_mounted_fs"; then
# Ultrix
AC_MSG_CHECKING([for getmnt function])
- AC_CACHE_VAL(fu_cv_sys_mounted_getmnt,
- [AC_TRY_CPP([
+ AC_CACHE_VAL([fu_cv_sys_mounted_getmnt],
+ [AC_PREPROC_IFELSE([AC_LANG_SOURCE([[
#include <sys/fs_types.h>
-#include <sys/mount.h>],
- fu_cv_sys_mounted_getmnt=yes,
- fu_cv_sys_mounted_getmnt=no)])
- AC_MSG_RESULT($fu_cv_sys_mounted_getmnt)
+#include <sys/mount.h>]])],
+ [fu_cv_sys_mounted_getmnt=yes],
+ [fu_cv_sys_mounted_getmnt=no])])
+ AC_MSG_RESULT([$fu_cv_sys_mounted_getmnt])
if test $fu_cv_sys_mounted_getmnt = yes; then
ac_list_mounted_fs=found
- AC_DEFINE(MOUNTED_GETMNT, 1,
+ AC_DEFINE([MOUNTED_GETMNT], [1],
[Define if there is a function named getmnt for reading the list of
mounted file systems. (Ultrix)])
fi
@@ -290,20 +294,20 @@ fi
if test -z "$ac_list_mounted_fs"; then
# BeOS
- AC_CHECK_FUNCS(next_dev fs_stat_dev)
- AC_CHECK_HEADERS(fs_info.h)
+ AC_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
+ && test $ac_cv_func_fs_stat_dev = yes; then
fu_result=yes
else
fu_result=no
fi
- AC_MSG_RESULT($fu_result)
+ AC_MSG_RESULT([$fu_result])
if test $fu_result = yes; then
ac_list_mounted_fs=found
- AC_DEFINE(MOUNTED_FS_STAT_DEV, 1,
+ AC_DEFINE([MOUNTED_FS_STAT_DEV], [1],
[Define if there are functions named next_dev and fs_stat_dev for
reading the list of mounted file systems. (BeOS)])
fi
@@ -312,21 +316,38 @@ fi
if test -z "$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($fu_cv_sys_mounted_fread)
+ AC_CACHE_VAL([fu_cv_sys_mounted_fread],
+ [AC_PREPROC_IFELSE([AC_LANG_SOURCE([[#include <mnttab.h>]])],
+ [fu_cv_sys_mounted_fread=yes],
+ [fu_cv_sys_mounted_fread=no])])
+ AC_MSG_RESULT([$fu_cv_sys_mounted_fread])
if test $fu_cv_sys_mounted_fread = yes; then
ac_list_mounted_fs=found
- AC_DEFINE(MOUNTED_FREAD, 1,
- [Define if there is no specific function for reading the list of
+ AC_DEFINE([MOUNTED_FREAD], [1],
+ [Define if there is no specific function for reading the list of
mounted file systems. fread will be used to read /etc/mnttab.
(SVR2) ])
fi
fi
if test -z "$ac_list_mounted_fs"; then
+ # Interix / BSD alike statvfs
+ # the code is really interix specific, so make sure, we're on it.
+ case "$host" in
+ *-interix*)
+ AC_CHECK_FUNCS([statvfs])
+ if test $ac_cv_func_statvfs = yes; then
+ ac_list_mounted_fs=found
+ AC_DEFINE([MOUNTED_INTERIX_STATVFS], [1],
+ [Define if we are on interix, and ought to use statvfs plus
+ some special knowledge on where mounted file systems can be
+ found. (Interix)])
+ fi
+ ;;
+ esac
+fi
+
+if test -z "$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