2008-12-05 17:46:11 +00:00
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dnl #
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dnl # Default ZFS kernel configuration
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dnl #
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AC_DEFUN([ZFS_AC_CONFIG_KERNEL], [
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dnl # Kernel build make options
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dnl # KERNELMAKE_PARAMS="V=1" # Enable verbose module build
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KERNELMAKE_PARAMS=
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dnl # Kernel build cpp flags
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KERNELCPPFLAGS="$KERNELCPPFLAGS -DHAVE_SPL -D_KERNEL "
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2008-12-05 23:03:48 +00:00
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KERNELCPPFLAGS="$KERNELCPPFLAGS -Wno-unknown-pragmas "
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2008-12-05 17:46:11 +00:00
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KERNELCPPFLAGS="$KERNELCPPFLAGS -I$splsrc -I$splsrc/include -I$TOPDIR"
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dnl # Required for pread() functionality an other GNU goodness
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HOSTCFLAGS="$HOSTCFLAGS -ggdb -O2 -std=c99 "
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HOSTCFLAGS="$HOSTCFLAGS -D_GNU_SOURCE -D__EXTENSIONS__ "
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dnl # XXX: Quiet warnings not covered by the gcc-* patches
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dnl # XXX: Remove once all the warnings are resolved
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HOSTCFLAGS="$HOSTCFLAGS -Wno-switch -Wno-unused -Wno-missing-braces "
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2008-12-06 00:53:29 +00:00
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HOSTCFLAGS="$HOSTCFLAGS -Wno-unknown-pragmas -Wno-parentheses "
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2008-12-05 17:46:11 +00:00
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HOSTCFLAGS="$HOSTCFLAGS -Wno-uninitialized -fno-strict-aliasing "
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dnl # Expected defines not covered by zfs_config.h or spl_config.h
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HOSTCFLAGS="$HOSTCFLAGS -DHAVE_SPL -D_POSIX_PTHREAD_SEMANTICS "
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HOSTCFLAGS="$HOSTCFLAGS -D_FILE_OFFSET_BITS=64 "
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HOSTCFLAGS="$HOSTCFLAGS -D_LARGEFILE64_SOURCE -D_REENTRANT "
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HOSTCFLAGS="$HOSTCFLAGS -DTEXT_DOMAIN=\\\"zfs-linux-kernel\\\" "
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dnl # Expected default include path
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HOSTCFLAGS="$HOSTCFLAGS -I$TOPDIR "
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if test "$kernelbuild" != "$kernelsrc"; then
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KERNELMAKE_PARAMS="$KERNELMAKE_PARAMS O=$kernelbuild"
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fi
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AC_SUBST(KERNELMAKE_PARAMS)
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AC_SUBST(KERNELCPPFLAGS)
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AC_SUBST(HOSTCFLAGS)
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dnl # XXX: I really, really hate this... but to ensure the kernel
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dnl # build system compiles C files shared between a library and a
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dnl # kernel module, we need to ensure each file has a unique make
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dnl # target. To do that I'm creating symlinks for each shared
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dnl # file at configure time. It may be possible something better
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dnl # can be done in the Makefile but it will take some serious
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dnl # investigation and I don't have the time now.
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echo "creating symlinks for additional kernel make targets"
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ln -f -s $LIBDIR/libavl/avl.c $LIBDIR/libavl/kavl.c
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ln -f -s $LIBDIR/libavl/avl.c $LIBDIR/libavl/uavl.c
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ln -f -s $LIBDIR/libnvpair/nvpair.c $LIBDIR/libnvpair/knvpair.c
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ln -f -s $LIBDIR/libnvpair/nvpair.c $LIBDIR/libnvpair/unvpair.c
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ln -f -s $LIBDIR/libzcommon/zfs_deleg.c $LIBDIR/libzcommon/kzfs_deleg.c
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ln -f -s $LIBDIR/libzcommon/zfs_prop.c $LIBDIR/libzcommon/kzfs_prop.c
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ln -f -s $LIBDIR/libzcommon/zprop_common.c $LIBDIR/libzcommon/kzprop_common.c
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ln -f -s $LIBDIR/libzcommon/zfs_namecheck.c $LIBDIR/libzcommon/kzfs_namecheck.c
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ln -f -s $LIBDIR/libzcommon/zfs_comutil.c $LIBDIR/libzcommon/kzfs_comutil.c
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ln -f -s $LIBDIR/libzcommon/zpool_prop.c $LIBDIR/libzcommon/kzpool_prop.c
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])
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