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dnl #
dnl # Default ZFS kernel mode configuration
dnl #
AC_DEFUN([ZFS_AC_KERNEL_CONFIG], [
dnl # Kernel build make options
KERNELMAKE_PARAMS=
dnl #KERNELMAKE_PARAMS="V=1" # Enable verbose module build
dnl # Kernel build cpp flags
KERNELCPPFLAGS="$KERNELCPPFLAGS -DHAVE_SPL -D_KERNEL "
KERNELCPPFLAGS="$KERNELCPPFLAGS -I$splsrc -I$splsrc/include -I$TOPDIR"
dnl # Required for pread() functionality an other GNU goodness
HOSTCFLAGS="$HOSTCFLAGS -ggdb -O2 -std=c99 "
HOSTCFLAGS="$HOSTCFLAGS -D_GNU_SOURCE -D__EXTENSIONS__ "
dnl # XXX: Quiet warnings not covered by the gcc-* patches
dnl # XXX: Remove once all the warnings are resolved
HOSTCFLAGS="$HOSTCFLAGS -Wno-switch -Wno-unused -Wno-missing-braces "
HOSTCFLAGS="$HOSTCFLAGS -Wno-parentheses "
HOSTCFLAGS="$HOSTCFLAGS -Wno-uninitialized -fno-strict-aliasing "
dnl # Expected defines not covered by zfs_config.h or spl_config.h
HOSTCFLAGS="$HOSTCFLAGS -DHAVE_SPL -D_POSIX_PTHREAD_SEMANTICS "
HOSTCFLAGS="$HOSTCFLAGS -D_FILE_OFFSET_BITS=64 "
HOSTCFLAGS="$HOSTCFLAGS -D_LARGEFILE64_SOURCE -D_REENTRANT "
HOSTCFLAGS="$HOSTCFLAGS -DTEXT_DOMAIN=\\\"zfs-linux-kernel\\\" "
dnl # Expected default include path
HOSTCFLAGS="$HOSTCFLAGS -I$TOPDIR "
if test "$kernelbuild" != "$kernelsrc"; then
KERNELMAKE_PARAMS="$KERNELMAKE_PARAMS O=$kernelbuild"
fi
AC_SUBST(KERNELMAKE_PARAMS)
AC_SUBST(KERNELCPPFLAGS)
AC_SUBST(HOSTCFLAGS)
dnl # XXX: I really, really hate this... but to ensure the kernel
dnl # build system compiles C files shared between a library and a
dnl # kernel module, we need to ensure each file has a unique make
dnl # target. To do that I'm creating symlinks for each shared
dnl # file at configure time. It may be possible something better
dnl # can be done in the Makefile but it will take some serious
dnl # investigation and I don't have the time now.
echo "Creating symlinks for additional make targets"
ln -f -s $LIBDIR/libport/u8_textprep.c $LIBDIR/libport/ku8_textprep.c
ln -f -s $LIBDIR/libavl/avl.c $LIBDIR/libavl/kavl.c
ln -f -s $LIBDIR/libavl/avl.c $LIBDIR/libavl/uavl.c
ln -f -s $LIBDIR/libnvpair/nvpair.c $LIBDIR/libnvpair/knvpair.c
ln -f -s $LIBDIR/libnvpair/nvpair.c $LIBDIR/libnvpair/unvpair.c
ln -f -s $LIBDIR/libzcommon/zfs_deleg.c $LIBDIR/libzcommon/kzfs_deleg.c
ln -f -s $LIBDIR/libzcommon/zfs_prop.c $LIBDIR/libzcommon/kzfs_prop.c
ln -f -s $LIBDIR/libzcommon/zprop_common.c $LIBDIR/libzcommon/kzprop_common.c
ln -f -s $LIBDIR/libzcommon/compress.c $LIBDIR/libzcommon/kcompress.c
ln -f -s $LIBDIR/libzcommon/list.c $LIBDIR/libzcommon/klist.c
ln -f -s $LIBDIR/libzcommon/zfs_namecheck.c $LIBDIR/libzcommon/kzfs_namecheck.c
ln -f -s $LIBDIR/libzcommon/zfs_comutil.c $LIBDIR/libzcommon/kzfs_comutil.c
ln -f -s $LIBDIR/libzcommon/zpool_prop.c $LIBDIR/libzcommon/kzpool_prop.c
]
)
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