mirror_zfs/configure.ac
2008-05-26 04:38:26 +00:00

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/*
* This file is part of the SPL: Solaris Porting Layer.
*
* Copyright (c) 2008 Lawrence Livermore National Security, LLC.
* Produced at Lawrence Livermore National Laboratory
* Written by:
* Brian Behlendorf <behlendorf1@llnl.gov>,
* Herb Wartens <wartens2@llnl.gov>,
* Jim Garlick <garlick@llnl.gov>
* UCRL-CODE-235197
*
* This 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 2 of the License, or
* (at your option) any later version.
*
* This 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, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
AC_INIT
AC_CANONICAL_SYSTEM
AM_INIT_AUTOMAKE(spl, 0.3.0)
AC_CONFIG_HEADERS([config.h])
AC_PROG_INSTALL
AC_PROG_CC
AC_PROG_LIBTOOL
kernelsrc=
kernelbuild=
AC_DEFUN([SPL_AC_KERNEL], [
ver=`uname -r`
AC_ARG_WITH([linux],
AS_HELP_STRING([--with-linux=PATH],
[Path to kernel source]),
[kernelsrc="$withval"; kernelbuild="$withval"])
AC_ARG_WITH([linux-obj],
AS_HELP_STRING([--with-linux-obj=PATH],
[Path to kernel build objects]),
[kernelbuild="$withval"])
AC_MSG_CHECKING([kernel source directory])
if test -z "$kernelsrc"; then
kernelbuild=
sourcelink=/lib/modules/${ver}/source
buildlink=/lib/modules/${ver}/build
if test -e $sourcelink; then
kernelsrc=`(cd $sourcelink; /bin/pwd)`
fi
if test -e $buildlink; then
kernelbuild=`(cd $buildlink; /bin/pwd)`
fi
if test -z "$kernelsrc"; then
kernelsrc=$kernelbuild
fi
if test -z "$kernelsrc" -o -z "$kernelbuild"; then
AC_MSG_RESULT([Not found])
AC_MSG_ERROR([
*** Please specify the location of the kernel source
*** with the '--with-kernel=PATH' option])
fi
fi
AC_MSG_RESULT([$kernelsrc])
AC_MSG_CHECKING([kernel build directory])
AC_MSG_RESULT([$kernelbuild])
AC_MSG_CHECKING([kernel source version])
if test -r $kernelbuild/include/linux/version.h &&
fgrep -q UTS_RELEASE $kernelbuild/include/linux/version.h; then
kernsrcver=`(echo "#include <linux/version.h>";
echo "kernsrcver=UTS_RELEASE") |
cpp -I $kernelbuild/include |
grep "^kernsrcver=" | cut -d \" -f 2`
elif test -r $kernelbuild/include/linux/utsrelease.h &&
fgrep -q UTS_RELEASE $kernelbuild/include/linux/utsrelease.h; then
kernsrcver=`(echo "#include <linux/utsrelease.h>";
echo "kernsrcver=UTS_RELEASE") |
cpp -I $kernelbuild/include |
grep "^kernsrcver=" | cut -d \" -f 2`
fi
if test -z "$kernsrcver"; then
AC_MSG_RESULT([Not found])
AC_MSG_ERROR([
*** Cannot determine the version of the linux kernel source.
*** Please prepare the kernel before running this script])
fi
AC_MSG_RESULT([$kernsrcver])
kmoduledir=${INSTALL_MOD_PATH}/lib/modules/$kernsrcver
AC_SUBST(kernelsrc)
AC_SUBST(kmoduledir)
])
AC_DEFUN([SPL_AC_DEBUG], [
AC_MSG_CHECKING([whether debugging is enabled])
AC_ARG_ENABLE( [debug],
AS_HELP_STRING([--enable-debug],
[Enable generic debug support (default off)]),
[ case "$enableval" in
yes) spl_ac_debug=yes ;;
no) spl_ac_debug=no ;;
*) AC_MSG_RESULT([Error!])
AC_MSG_ERROR([Bad value "$enableval" for --enable-debug]) ;;
esac ]
)
if test "$spl_ac_debug" = yes; then
KERNELCPPFLAGS="${KERNELCPPFLAGS} -DDEBUG"
else
KERNELCPPFLAGS="${KERNELCPPFLAGS} -DNDEBUG"
AC_DEFINE([NDEBUG], [1],
[Define to 1 to disable debug tracing])
fi
AC_MSG_RESULT([${spl_ac_debug=no}])
])
AC_DEFUN([SPL_AC_DEBUG_KMEM], [
AC_MSG_CHECKING([whether kmem debugging is enabled])
AC_ARG_ENABLE( [debug-kmem],
AS_HELP_STRING([--enable-debug-kmem],
[Enable kmem debug support (default off)]),
[ case "$enableval" in
yes) spl_ac_debug=yes ;;
no) spl_ac_debug=no ;;
*) AC_MSG_RESULT([Error!])
AC_MSG_ERROR([Bad value "$enableval" for --enable-debug-kmem]) ;;
esac ]
)
if test "$spl_ac_debug" = yes; then
KERNELCPPFLAGS="${KERNELCPPFLAGS} -DDEBUG_KMEM"
AC_DEFINE([DEBUG_KMEM], [1],
[Define to 1 to enable kmem debugging])
fi
AC_MSG_RESULT([${spl_ac_debug=no}])
])
AC_DEFUN([SPL_AC_DEBUG_MUTEX], [
AC_MSG_CHECKING([whether mutex debugging is enabled])
AC_ARG_ENABLE( [debug-mutex],
AS_HELP_STRING([--enable-debug-mutex],
[Enable mutex debug support (default off)]),
[ case "$enableval" in
yes) spl_ac_debug=yes ;;
no) spl_ac_debug=no ;;
*) AC_MSG_RESULT([Error!])
AC_MSG_ERROR([Bad value "$enableval" for --enable-debug-mutex]) ;;
esac ]
)
if test "$spl_ac_debug" = yes; then
KERNELCPPFLAGS="${KERNELCPPFLAGS} -DDEBUG_MUTEX"
AC_DEFINE([DEBUG_MUTEX], [1],
[Define to 1 to enable mutex debugging])
fi
AC_MSG_RESULT([${spl_ac_debug=no}])
])
AC_DEFUN([SPL_AC_DEBUG_KSTAT], [
AC_MSG_CHECKING([whether kstat debugging is enabled])
AC_ARG_ENABLE( [debug-kstat],
AS_HELP_STRING([--enable-debug-kstat],
[Enable kstat debug support (default off)]),
[ case "$enableval" in
yes) spl_ac_debug=yes ;;
no) spl_ac_debug=no ;;
*) AC_MSG_RESULT([Error!])
AC_MSG_ERROR([Bad value "$enableval" for --enable-debug-kstat]) ;;
esac ]
)
if test "$spl_ac_debug" = yes; then
KERNELCPPFLAGS="${KERNELCPPFLAGS} -DDEBUG_KSTAT"
AC_DEFINE([DEBUG_KSTAT], [1],
[Define to 1 to enable kstat debugging])
fi
AC_MSG_RESULT([${spl_ac_debug=no}])
])
AC_DEFUN([SPL_AC_DEBUG_CALLB], [
AC_MSG_CHECKING([whether callb debugging is enabled])
AC_ARG_ENABLE( [debug-callb],
AS_HELP_STRING([--enable-debug-callb],
[Enable callb debug support (default off)]),
[ case "$enableval" in
yes) spl_ac_debug=yes ;;
no) spl_ac_debug=no ;;
*) AC_MSG_RESULT([Error!])
AC_MSG_ERROR([Bad value "$enableval" for --enable-debug-callb]) ;;
esac ]
)
if test "$spl_ac_debug" = yes; then
KERNELCPPFLAGS="${KERNELCPPFLAGS} -DDEBUG_CALLB"
AC_DEFINE([DEBUG_CALLB], [1],
[Define to 1 to enable callb debugging])
fi
AC_MSG_RESULT([${spl_ac_debug=no}])
])
SPL_AC_KERNEL
SPL_AC_DEBUG
SPL_AC_DEBUG_KMEM
SPL_AC_DEBUG_MUTEX
SPL_AC_DEBUG_KSTAT
SPL_AC_DEBUG_CALLB
TOPDIR=`/bin/pwd`
# Add "V=1" to KERNELMAKE_PARAMS to enable verbose module build
KERNELMAKE_PARAMS=
KERNELCPPFLAGS="${KERNELCPPFLAGS} -I$TOPDIR -I$TOPDIR/include"
if test "$kernelbuild" != "$kernelsrc"; then
KERNELMAKE_PARAMS="$KERNELMAKE_PARAMS O=$kernelbuild"
fi
AC_SUBST(KERNELMAKE_PARAMS)
AC_SUBST(KERNELCPPFLAGS)
AC_SUBST(KERNELCFLAGS)
AC_CONFIG_FILES([ Makefile
lib/Makefile
cmd/Makefile
modules/Makefile
modules/spl/Makefile
modules/splat/Makefile
include/Makefile
include/sys/Makefile
scripts/Makefile
scripts/spl.spec
])
AC_OUTPUT