-# -------- we can't build modules unless srcdir = builddir
-if test x$enable_modules != xno ; then
-AC_CHECK_FILE([autoMakefile.am],[],
- [AC_MSG_ERROR([At this time, Lustre does not support building kernel modules with srcdir != buildir.])])
-fi
# -------- in kernel compilation? (2.5 only) -------------
-AC_MSG_CHECKING([if inkernel build support is requested])
-AC_ARG_ENABLE([inkernel],
- AC_HELP_STRING([--enable-inkernel],
- [set up 2.5 kernel makefiles]),
- [],[enable_inkernel=no])
-AC_MSG_RESULT([$enable_inkernel])
+AC_ARG_ENABLE(inkernel, [ --enable-inkernel set up 2.5 kernel makefiles])
AM_CONDITIONAL(INKERNEL, test x$enable_inkernel = xyes)
+echo "Makefile for in kernel build: $INKERNEL"
# -------- are we building against an external portals? -------
-AC_MSG_CHECKING([if Cray portals should be used])
-AC_ARG_WITH([cray-portals],
- AC_HELP_STRING([--with-cray-portals=path],
- [path to cray portals]),
- [
- if test "$with_cray_portals" != no; then
- if test -r $with_cray_portals/include/portals/api.h ; then
- CRAY_PORTALS_INCLUDE="-I$with_cray_portals/include"
- AC_DEFINE(CRAY_PORTALS, 1, [Building with Cray Portals])
- else
- AC_MSG_ERROR([--with-cray-portals specified badly])
- fi
- fi
- ],[with_cray_portals=no])
-AC_MSG_RESULT([$with_cray_portals])
-
-AM_CONDITIONAL(CRAY_PORTALS, test x$with_cray_portals != xno)
-
-# -------- enable tests and utils? -------
-if test x$enable_tests = xno ; then
- AC_MSG_NOTICE([disabling tests])
- enable_tests=no
-fi
-if test x$enable_utils = xno ; then
- AC_MSG_NOTICE([disabling utilities])
- enable_utils=no
-fi
+# haha, I wonder how one is really supposed to do this
+# automake seems to have a DEFS variable which looks good
+AC_ARG_WITH(cray-portals, [ --with-cray-portals=[path] path to cray portals],
+ CRAY_PORTALS_INCLUDE="-I$with_cray_portals"
+ CC="$CC -DCRAY_PORTALS=1"
+ )
+AC_SUBST(CRAY_PORTALS_INCLUDE)
+AM_CONDITIONAL(CRAY_PORTALS, test ! "x$with_cray_portals" = x)
+
+# -------- liblustre compilation --------------
+AC_ARG_WITH(lib, [ --with-lib compile lustre library], host_cpu="lib")
# -------- set linuxdir ------------
-AC_MSG_CHECKING([for Linux sources])
-AC_ARG_WITH([linux],
- AC_HELP_STRING([--with-linux=path],
- [set path to Linux source (default=/usr/src/linux)]),
- [LINUX=$with_linux],
- [LINUX=/usr/src/linux])
-AC_MSG_RESULT([$LINUX])
+
+AC_ARG_WITH(linux, [ --with-linux=[path] set path to Linux source (default=/usr/src/linux)],LINUX=$with_linux,LINUX=/usr/src/linux)
AC_SUBST(LINUX)
if test x$enable_inkernel = xyes ; then
echo ln -s `pwd` $LINUX/fs/lustre
ln -s `pwd` $LINUX/fs/lustre
fi
-# -------- check for .confg --------
-AC_ARG_WITH([linux-config],
- [AC_HELP_STRING([--with-linux-config=path],
- [set path to Linux .conf (default=\$LINUX/.config)])],
- [LINUX_CONFIG=$with_linux_config],
- [LINUX_CONFIG=$LINUX/.config])
-AC_SUBST(LINUX_CONFIG)
-
-AC_CHECK_FILE([/boot/kernel.h],
- [KERNEL_SOURCE_HEADER='/boot/kernel.h'],
- [AC_CHECK_FILE([/var/adm/running-kernel.h]),
- [KERNEL_SOURCE_HEADER='/var/adm/running-kernel.h']])
-
-AC_ARG_WITH([kernel-source-header],
- AC_HELP_STRING([--with-kernel-source-header=path],
- [Use a different kernel version header. Consult README.kernel-source for details.]),
- [KERNEL_SOURCE_HEADER=$with_kernel_source_header])
-
# --------------------
-ARCH_UM=
-UML_CFLAGS=
-if test x$enable_modules != xno ; then
- AC_MSG_CHECKING([if you are running user mode linux for $host_cpu])
- if test -e $LINUX/include/asm-um ; then
- if test X`ls -id $LINUX/include/asm/ | awk '{print $1}'` = X`ls -id $LINUX/include/asm-um | awk '{print $1}'` ; then
- ARCH_UM='ARCH=um'
- # see notes in Rules.in
- UML_CFLAGS='-O0'
- AC_MSG_RESULT(yes)
- else
- AC_MSG_RESULT([no (asm doesn't point at asm-um)])
- fi
- else
- AC_MSG_RESULT([no (asm-um missing)])
- fi
+AC_MSG_CHECKING(if you are running user mode linux for $host_cpu ...)
+if test $host_cpu = "lib" ; then
+ host_cpu="lib"
+ AC_MSG_RESULT(no building Lustre library)
+else
+ if test -e $LINUX/include/asm-um ; then
+ if test X`ls -id $LINUX/include/asm/ | awk '{print $1}'` = X`ls -id $LINUX/include/asm-um | awk '{print $1}'` ; then
+ host_cpu="um";
+ AC_MSG_RESULT(yes)
+ else
+ AC_MSG_RESULT(no (asm doesn't point at asm-um))
+ fi
+
+ else
+ AC_MSG_RESULT(no (asm-um missing))
+ fi
fi
-AC_SUBST(ARCH_UM)
-AC_SUBST(UML_CFLAGS)
+
# --------- Linux 25 ------------------
-AC_CHECK_FILE([$LINUX/include/linux/namei.h],
- [
- linux25="yes"
- KMODEXT=".ko"
- ],[
- KMODEXT=".o"
- linux25="no"
- ])
-AC_MSG_CHECKING([if you are using Linux 2.6])
-AC_MSG_RESULT([$linux25])
+AC_MSG_CHECKING(if you are running linux 2.5)
+if test -e $LINUX/include/linux/namei.h ; then
+ linux25="yes"
+ AC_MSG_RESULT(yes)
+else
+ linux25="no"
+ AC_MSG_RESULT(no)
+fi
AM_CONDITIONAL(LINUX25, test x$linux25 = xyes)
-AC_SUBST(KMODEXT)
+echo "Makefiles for in linux 2.5 build: $LINUX25"
# ------- Makeflags ------------------
-CPPFLAGS="$CRAY_PORTALS_INCLUDE $CRAY_PORTALS_COMMANDLINE -I\$(top_srcdir)/include -I\$(top_srcdir)/portals/include"
-
-# liblustre are all the same
-LLCPPFLAGS="-D__arch_lib__ -D_LARGEFILE64_SOURCE=1"
-AC_SUBST(LLCPPFLAGS)
-
-LLCFLAGS="-g -Wall -fPIC"
-AC_SUBST(LLCFLAGS)
-
-# everyone builds against portals and lustre
-
-if test x$enable_ldiskfs = xyes ; then
- AC_DEFINE(CONFIG_LDISKFS_FS_MODULE, 1, [build ldiskfs as a module])
- AC_DEFINE(CONFIG_LDISKFS_FS_XATTR, 1, [enable extended attributes for ldiskfs])
- AC_DEFINE(CONFIG_LDISKFS_FS_POSIX_ACL, 1, [enable posix acls])
- AC_DEFINE(CONFIG_LDISKFS_FS_SECURITY, 1, [enable fs security])
+AC_MSG_CHECKING(setting make flags system architecture: )
+case ${host_cpu} in
+ lib )
+ AC_MSG_RESULT($host_cpu)
+ KCFLAGS='-g -Wall '
+ KCPPFLAGS='-D__arch_lib__ '
+ libdir='${exec_prefix}/lib/lustre'
+ MOD_LINK=elf_i386
+;;
+ um )
+ AC_MSG_RESULT($host_cpu)
+ KCFLAGS='-g -Wall -pipe -Wno-trigraphs -Wstrict-prototypes -fno-strict-aliasing -fno-common '
+ case ${linux25} in
+ yes )
+ KCPPFLAGS='-D__KERNEL__ -U__i386__ -Ui386 -DUM_FASTCALL -D__arch_um__ -DSUBARCH="i386" -DNESTING=0 -D_LARGEFILE64_SOURCE -Derrno=kernel_errno -DPATCHLEVEL=4 -DMODULE -I$(LINUX)/arch/um/include -I$(LINUX)/arch/um/kernel/tt/include -I$(LINUX)/arch/um/kernel/skas/include -O2 -nostdinc -iwithprefix include'
+ ;;
+ * )
+ KCPPFLAGS='-D__KERNEL__ -U__i386__ -Ui386 -DUM_FASTCALL -D__arch_um__ -DSUBARCH="i386" -DNESTING=0 -D_LARGEFILE64_SOURCE -Derrno=kernel_errno -DPATCHLEVEL=4 -DMODULE -I$(LINUX)/arch/um/kernel/tt/include -I$(LINUX)/arch/um/include '
+ ;;
+ esac
+
+ MOD_LINK=elf_i386
+;;
+ i*86 )
+ AC_MSG_RESULT($host_cpu)
+ KCFLAGS='-g -O2 -Wall -Wstrict-prototypes -pipe'
+ case ${linux25} in
+ yes )
+ KCPPFLAGS='-D__KERNEL__ -DMODULE -march=i686 -I$(LINUX)/include/asm-i386/mach-default -nostdinc -iwithprefix include '
+ ;;
+ * )
+ KCPPFLAGS='-D__KERNEL__ -DMODULE '
+ ;;
+ esac
+ MOD_LINK=elf_i386
+;;
+
+ alphaev6 )
+ AC_MSG_RESULT($host_cpu)
+ KCFLAGS='-g -O2 -Wall -Wstrict-prototypes -Wno-trigraphs -fomit-frame-pointer -fno-strict-aliasing -fno-common -pipe -mno-fp-regs -ffixed-8 -mcpu=ev5 -Wa,-mev6'
+ KCPPFLAGS='-D__KERNEL__ -DMODULE '
+ MOD_LINK=elf64alpha
+;;
+
+ alphaev67 )
+ AC_MSG_RESULT($host_cpu)
+ KCFLAGS='-g -O2 -Wall -Wstrict-prototypes -Wno-trigraphs -fomit-frame-pointer -fno-strict-aliasing -fno-common -pipe -mno-fp-regs -ffixed-8 -mcpu=ev5 -Wa,-mev6'
+ KCPPFLAGS='-D__KERNEL__ -DMODULE '
+ MOD_LINK=elf64alpha
+;;
+
+ alpha* )
+ AC_MSG_RESULT($host_cpu)
+ KCFLAGS='-g -O2 -Wall -Wstrict-prototypes -Wno-trigraphs -fomit-frame-pointer -fno-strict-aliasing -fno-common -pipe -mno-fp-regs -ffixed-8 -mcpu=ev5 -Wa,-mev5'
+ KCPPFLAGS='-D__KERNEL__ -DMODULE '
+ MOD_LINK=elf64alpha
+;;
+
+ ia64 )
+ AC_MSG_RESULT($host_cpu)
+ KCFLAGS='-g -O2 -Wall -Wstrict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -pipe -ffixed-r13 -mfixed-range=f10-f15,f32-f127 -falign-functions=32 -mb-step'
+ KCPPFLAGS='-D__KERNEL__ -DMODULE'
+ MOD_LINK=elf64_ia64
+;;
+
+ x86_64 )
+ AC_MSG_RESULT($host_cpu)
+ KCFLAGS='-g -O2 -Wall -Wstrict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -fomit-frame-pointer -mno-red-zone -mcmodel=kernel -pipe -fno-reorder-blocks -finline-limit=2000 -fno-strength-reduce -fno-asynchronous-unwind-tables'
+ KCPPFLAGS='-D__KERNEL__ -DMODULE'
+ MOD_LINK=elf_x86_64
+;;
+
+ sparc64 )
+ AC_MSG_RESULT($host_cpu)
+ KCFLAGS='-O2 -Wall -Wstrict-prototypes -Wno-trigraphs -fomit-frame-pointer -fno-strict-aliasing -fno-common -Wno-unused -m64 -pipe -mno-fpu -mcpu=ultrasparc -mcmodel=medlow -ffixed-g4 -fcall-used-g5 -fcall-used-g7 -Wno-sign-compare -Wa,--undeclared-regs'
+ KCPPFLAGS='-D__KERNEL__'
+ MOD_LINK=elf64_sparc
+
+;;
+
+ powerpc )
+ AC_MSG_RESULT($host_cpu)
+ KCFLAGS='-O2 -g -Wall -Wstrict-prototypes -Wno-trigraphs -fomit-frame-pointer -fno-strict-aliasing -fno-common -D__powerpc__ -fsigned-char -msoft-float -pipe -ffixed-r2 -Wno-uninitialized -mmultiple -mstring'
+ KCPPFLAGS='-D__KERNEL__ -DMODULE'
+ MOD_LINK=elf32ppclinux
+;;
+
+ *)
+ AC_ERROR("Unknown Linux Platform: $host_cpu")
+;;
+esac
+
+# ----------- make dep run? ------------------
+
+if test $host_cpu != "lib" ; then
+ AC_MSG_CHECKING(if make dep has been run in kernel source (host $host_cpu) )
+ if test -f $LINUX/include/linux/config.h ; then
+ AC_MSG_RESULT(yes)
+ else
+ AC_MSG_ERROR(** cannot find $LINUX/include/linux/config.h. Run make dep in $LINUX.)
+ fi
fi
-EXTRA_KCFLAGS="-g $CRAY_PORTALS_INCLUDE $CRAY_PORTALS_COMMANDLINE -I$PWD/portals/include -I$PWD/include"
-
-# these are like AC_TRY_COMPILE, but try to build modules against the
-# kernel, inside the kernel-tests directory
-
-AC_DEFUN([LUSTRE_MODULE_CONFTEST],
-[cat >conftest.c <<_ACEOF
-$1
-_ACEOF
-])
-
-AC_DEFUN([LUSTRE_MODULE_COMPILE_IFELSE],
-[m4_ifvaln([$1], [LUSTRE_MODULE_CONFTEST([$1])])dnl
-rm -f kernel-tests/conftest.o kernel-tests/conftest.mod.c kernel-tests/conftest.ko
-AS_IF([AC_TRY_COMMAND(cp conftest.c kernel-tests && make [$2] -f $PWD/kernel-tests/Makefile LUSTRE_LINUX_CONFIG=$LINUX_CONFIG -o tmp_include_depends -o scripts -o include/config/MARKER -C $LINUX EXTRA_CFLAGS="$EXTRA_KCFLAGS" $ARCH_UM SUBDIRS=$PWD/kernel-tests) >/dev/null && AC_TRY_COMMAND([$3])],
- [$4],
- [_AC_MSG_LOG_CONFTEST
-m4_ifvaln([$5],[$5])dnl])dnl
-rm -f kernel-tests/conftest.o kernel-tests/conftest.mod.c kernel-tests/conftest.mod.o kernel-tests/conftest.ko m4_ifval([$1], [kernel-tests/conftest.c conftest.c])[]dnl
-])
-
-AC_DEFUN([LUSTRE_MODULE_TRY_COMPILE],
-[LUSTRE_MODULE_COMPILE_IFELSE(
- [AC_LANG_PROGRAM([[$1]], [[$2]])],
- [modules],
- [test -s kernel-tests/conftest.o],
- [$3], [$4])])
-
-AC_DEFUN([LUSTRE_MODULE_TRY_MAKE],
-[LUSTRE_MODULE_COMPILE_IFELSE([AC_LANG_PROGRAM([[$1]], [[$2]])], [$3], [$4], [$5], [$6])])
-
# ------------ include paths ------------------
-if test x$enable_modules != xno ; then
- # ------------ .config exists ----------------
- AC_CHECK_FILE([$LINUX_CONFIG],[],
- [AC_MSG_ERROR([Kernel config could not be found. If you are building from a kernel-source rpm consult README.kernel-source])])
-
- # ----------- make dep run? ------------------
- AC_CHECK_FILES([$LINUX/include/linux/autoconf.h
- $LINUX/include/linux/version.h
- $LINUX/include/linux/config.h],[],
- [AC_MSG_ERROR([Run make config in $LINUX.])])
-
- # ------------ rhconfig.h includes runtime-generated bits --
- # red hat kernel-source checks
-
- # we know this exists after the check above. if the user
- # tarred up the tree and ran make dep etc. in it, then
- # version.h gets overwritten with a standard linux one.
-
- if grep rhconfig $LINUX/include/linux/version.h >/dev/null ; then
- # This is a clean kernel-source tree, we need to
- # enable extensive workarounds to get this to build
- # modules
- AC_CHECK_FILE([$KERNEL_SOURCE_HEADER],
- [if test $KERNEL_SOURCE_HEADER = '/boot/kernel.h' ; then
- AC_MSG_WARN([Using /boot/kernel.h from RUNNING kernel.])
- AC_MSG_WARN([If this is not what you want, use --with-kernel-source-header.])
- AC_MSG_WARN([Consult README.kernel-source for details.])
- fi],
- [AC_MSG_ERROR([$KERNEL_SOURCE_HEADER not found. Consult README.kernel-source for details.])])
- EXTRA_KCFLAGS="-include $KERNEL_SOURCE_HEADER $EXTRA_KCFLAGS"
- fi
-
- # --- check that we can build modules at all
- AC_MSG_CHECKING([that modules can be built])
- LUSTRE_MODULE_TRY_COMPILE([],[],
- [
- AC_MSG_RESULT([yes])
- ],[
- AC_MSG_RESULT([no])
- AC_MSG_WARN([Consult config.log for details.])
- AC_MSG_WARN([If you are trying to build with a kernel-source rpm, consult README.kernel-source])
- AC_MSG_ERROR([Kernel modules could not be built.])
- ])
-
- # ------------ LINUXRELEASE and moduledir ------------------
- AC_MSG_CHECKING([for Linux release])
- rm -f kernel-tests/conftest.i
- LINUXRELEASE=
- if test $linux25 = 'yes' ; then
- makerule="$PWD/kernel-tests"
- else
- makerule="_dir_$PWD/kernel-tests"
- fi
- LUSTRE_MODULE_TRY_MAKE(
- [#include <linux/version.h>],
- [LINUXRELEASE=UTS_RELEASE],
- [$makerule LUSTRE_KERNEL_TEST=conftest.i],
- [test -s kernel-tests/conftest.i],
- [
- # LINUXRELEASE="UTS_RELEASE"
- eval $(grep LINUXRELEASE kernel-tests/conftest.i)
- ],[
- AC_MSG_RESULT([unknown])
- AC_MSG_ERROR([Could not preprocess test program. Consult config.log for details.])
- ])
- rm -f kernel-tests/conftest.i
- if test x$LINUXRELEASE = x ; then
- AC_MSG_RESULT([unknown])
- AC_MSG_ERROR([Could not determine Linux release version from linux/version.h.])
- fi
- AC_MSG_RESULT([$LINUXRELEASE])
- AC_SUBST(LINUXRELEASE)
-
- moduledir='$(libdir)/modules/'$LINUXRELEASE/kernel
- AC_SUBST(moduledir)
-
- modulefsdir='$(moduledir)/fs/$(PACKAGE)'
- AC_SUBST(modulefsdir)
-
- # ------------ RELEASE --------------------------------
- AC_MSG_CHECKING([for Lustre release])
- RELEASE="`echo ${LINUXRELEASE} | tr '-' '_'`_`date +%Y%m%d%H%M`"
- AC_MSG_RESULT($RELEASE)
- AC_SUBST(RELEASE)
+KINCFLAGS="$CRAY_PORTALS_INCLUDE $CRAY_PORTALS_COMMANDLINE \
+ -I\$(top_srcdir)/include \
+ -I\$(top_srcdir)/portals/include"
+if test $host_cpu != "lib" ; then
+ KINCFLAGS="$KINCFLAGS -I$LINUX/include -I$LINUX/include"
+fi
+CPPFLAGS="$KINCFLAGS $ARCHCPPFLAGS"
+
+if test $host_cpu != "lib" ; then
+# ------------ autoconf.h ------------------
+ AC_MSG_CHECKING(if autoconf.h is in kernel source)
+ if test -f $LINUX/include/linux/autoconf.h ; then
+ AC_MSG_RESULT(yes)
+ else
+ AC_MSG_ERROR(** cannot find $LINUX/include/linux/autoconf.h. Run make config in $LINUX.)
+ fi
+
+# ------------ LINUXRELEASE and moduledir ------------------
+ AC_MSG_CHECKING(for Linux release)
+
+ dnl We need to rid ourselves of the nasty [ ] quotes.
+ changequote(, )
+ dnl Get release from version.h
+ LINUXRELEASE="`sed -ne 's/.*UTS_RELEASE[ \"]*\([0-9.a-zA-Z_-]*\).*/\1/p' $LINUX/include/linux/version.h`"
+ changequote([, ])
+
+ moduledir='$(libdir)/modules/'$LINUXRELEASE/kernel
+ AC_SUBST(moduledir)
+
+ modulefsdir='$(moduledir)/fs/$(PACKAGE)'
+ AC_SUBST(modulefsdir)
+
+ AC_MSG_RESULT($LINUXRELEASE)
+ AC_SUBST(LINUXRELEASE)
+
+# ------------ RELEASE --------------------------------
+ AC_MSG_CHECKING(lustre release)
+
+ dnl We need to rid ourselves of the nasty [ ] quotes.
+ changequote(, )
+ dnl Get release from version.h
+ RELEASE="`sed -ne 's/-/_/g' -e 's/.*UTS_RELEASE[ \"]*\([0-9.a-zA-Z_]*\).*/\1/p' $LINUX/include/linux/version.h`_`date +%Y%m%d%H%M`"
+ changequote([, ])
+
+ AC_MSG_RESULT($RELEASE)
+ AC_SUBST(RELEASE)
+
+# ---------- modversions? --------------------
+ AC_MSG_CHECKING(for MODVERSIONS)
+ if egrep -e 'MODVERSIONS.*1' $LINUX/include/linux/autoconf.h >/dev/null 2>&1;
+ then
+ if test $linux25 != "yes"; then
+ MFLAGS="-DMODULE -DMODVERSIONS -include $LINUX/include/linux/modversions.h -DEXPORT_SYMTAB"
+ AC_MSG_RESULT(yes)
+ fi
+ fi
fi
# ---------- Portals flags --------------------
#fi
#AC_SUBST(usrprefix)
-AC_MSG_CHECKING([for zero-copy TCP support])
-AC_ARG_ENABLE([zerocopy],
- AC_HELP_STRING([--disable-zerocopy],
- [disable socknal zerocopy]),
- [],[enable_zerocopy='yes'])
-if test x$enable_zerocopy = xno ; then
- AC_MSG_RESULT([no (by request)])
+AC_MSG_CHECKING(if kernel has CPU affinity support)
+SET_CPUS_ALLOW="`grep -c set_cpus_allowed $LINUX/kernel/softirq.c`"
+if test "$SET_CPUS_ALLOW" != 0 ; then
+ enable_affinity_temp="-DCPU_AFFINITY=1"
+ AC_MSG_RESULT(yes)
else
- ZCCD="`grep -c zccd $LINUX/include/linux/skbuff.h`"
- if test "$ZCCD" != 0 ; then
- AC_DEFINE(SOCKNAL_ZC, 1, [use zero-copy TCP])
- AC_MSG_RESULT(yes)
- else
- AC_MSG_RESULT([no (no kernel support)])
- fi
+ enable_affinity_temp=""
+ AC_MSG_RESULT(no)
fi
-AC_MSG_CHECKING([for CPU affinity support])
-AC_ARG_ENABLE([affinity],
- AC_HELP_STRING([--disable-affinity],
- [disable process/irq affinity]),
- [],[enable_affinity='yes'])
-if test x$enable_affinity = xno ; then
- AC_MSG_RESULT([no (by request)])
+AC_MSG_CHECKING(if kernel has zero-copy TCP support)
+ZCCD="`grep -c zccd $LINUX/include/linux/skbuff.h`"
+if test "$ZCCD" != 0 ; then
+ enable_zerocopy_temp="-DSOCKNAL_ZC=1"
+ AC_MSG_RESULT(yes)
else
- SET_CPUS_ALLOW="`grep -c set_cpus_allowed $LINUX/kernel/softirq.c`"
- if test "$SET_CPUS_ALLOW" != 0 ; then
- AC_DEFINE(CPU_AFFINITY, 1, [kernel has cpu affinity support])
- AC_MSG_RESULT([yes])
- else
- AC_MSG_RESULT([no (no kernel support)])
- fi
+ enable_zerocopy_temp=""
+ AC_MSG_RESULT(no)
fi
+AC_ARG_ENABLE(zerocopy, [ --disable-zerocopy disable socknal zerocopy],enable_zerocopy="", enable_zerocopy=$enable_zerocopy_temp)
+AC_ARG_ENABLE(affinity, [ --disable-affinity disable process/irq affinity],enable_affinity="", enable_affinity=$enable_affinity_temp)
#####################################
-AC_MSG_CHECKING([if quadrics kernel headers are present])
+AC_MSG_CHECKING(if quadrics kernel headers are present)
if test -d $LINUX/drivers/net/qsnet ; then
- AC_MSG_RESULT([yes])
- QSWNAL="qswnal"
- AC_MSG_CHECKING([for multirail EKC])
- if test -f $LINUX/include/elan/epcomms.h; then
- AC_MSG_RESULT([supported])
- QSWCPPFLAGS="-DMULTIRAIL_EKC=1"
- else
- AC_MSG_RESULT([not supported])
- if test -d $LINUX/drivers/net/qsnet/include; then
- QSWCPPFLAGS="-I$LINUX/drivers/net/qsnet/include"
- else
- QSWCPPFLAGS="-I$LINUX/include/linux"
- fi
- fi
+ AC_MSG_RESULT(yes)
+ QSWNAL="qswnal"
+ AC_MSG_CHECKING(for multirail EKC)
+ if test -f $LINUX/include/elan/epcomms.h; then
+ AC_MSG_RESULT(supported)
+ with_quadrics="-DMULTIRAIL_EKC=1"
+ else
+ AC_MSG_RESULT(not supported)
+ with_quadrics="-I$LINUX/drivers/net/qsnet/include"
+ fi
+ :
else
- AC_MSG_RESULT([no])
- QSWNAL=""
- QSWCPPFLAGS=""
+ AC_MSG_RESULT(no)
+ QSWNAL=""
+ with_quadrics=""
+ :
fi
-AC_SUBST(QSWCPPFLAGS)
+AC_SUBST(with_quadrics)
AC_SUBST(QSWNAL)
-AM_CONDITIONAL(BUILD_QSWNAL, test x$QSWNAL = "xqswnal")
-
-AC_MSG_CHECKING([if gm support was requested])
-AC_ARG_WITH([gm],
- AC_HELP_STRING([--with-gm=path],
- [build gmnal against path]),
- [
- case $with_gm in
- yes)
- AC_MSG_RESULT([yes])
- GMCPPFLAGS="-I/usr/local/gm/include"
- GMNAL="gmnal"
- ;;
- no)
- AC_MSG_RESULT([no])
- GMCPPFLAGS=""
- GMNAL=""
- ;;
- *)
- AC_MSG_RESULT([yes])
- GMCPPFLAGS="-I$with_gm/include -I$with_gm/drivers -I$with_gm/drivers/linux/gm"
- GMNAL="gmnal"
- ;;
- esac
- ],[
- AC_MSG_RESULT([no])
- GMCPPFLAGS=""
- GMNAL=""
- ])
-AC_SUBST(GMCPPFLAGS)
+
+# R. Read 5/02
+GMNAL=""
+echo "checking with-gm=" ${with_gm}
+if test "${with_gm+set}" = set; then
+ if test "${with_gm}" = yes; then
+ with_gm="-I/usr/local/gm/include"
+ else
+ with_gm="-I$with_gm/include -I$with_gm/drivers -I$with_gm/drivers/linux/gm"
+ fi
+ GMNAL="gmnal"
+else
+# default case - no GM
+ with_gm=""
+fi
+AC_SUBST(with_gm)
AC_SUBST(GMNAL)
-AM_CONDITIONAL(BUILD_GMNAL, test x$GMNAL = "xgmnal")
+
#fixme: where are the default IB includes?
default_ib_include_dir=/usr/local/ib/include
an_ib_include_file=vapi.h
-AC_MSG_CHECKING([if ib nal support was requested])
-AC_ARG_WITH([ib],
- AC_HELP_STRING([--with-ib=yes/no/path],
- [Path to IB includes]),
- [
- case $with_ib in
- yes)
- AC_MSG_RESULT([yes])
- IBCPPFLAGS="-I/usr/local/ib/include"
- IBNAL="ibnal"
- ;;
- no)
- AC_MSG_RESULT([no])
- IBCPPFLAGS=""
- IBNAL=""
- ;;
- *)
- AC_MSG_RESULT([yes])
- IBCPPFLAGS="-I$with_ib"
- IBNAL=""
- ;;
- esac
- ],[
- AC_MSG_RESULT([no])
- IBFLAGS=""
- IBNAL=""
- ])
+AC_ARG_WITH(ib, [ --with-ib=[yes/no/path] Path to IB includes], with_ib=$withval, with_ib=$default_ib)
+AC_MSG_CHECKING(if IB headers are present)
+if test "$with_ib" = yes; then
+ with_ib=$default_ib_include_dir
+fi
+if test "$with_ib" != no -a -f ${with_ib}/${an_ib_include_file}; then
+ AC_MSG_RESULT(yes)
+ IBNAL="ibnal"
+ with_ib="-I${with_ib}"
+else
+ AC_MSG_RESULT(no)
+ IBNAL=""
+ with_ib=""
+fi
AC_SUBST(IBNAL)
-AC_SUBST(IBCPPFLAGS)
-AM_CONDITIONAL(BUILD_IBNAL, test x$IBNAL = "xibnal")
+AC_SUBST(with_ib)
+
+def_scamac=/opt/scali/include
+AC_ARG_WITH(scamac, [ --with-scamac=[yes/no/path] Path to ScaMAC includes (default=/opt/scali/include)], with_scamac=$withval, with_scamac=$def_scamac)
+AC_MSG_CHECKING(if ScaMAC headers are present)
+if test "$with_scamac" = yes; then
+ with_scamac=$def_scamac
+fi
+if test "$with_scamac" != no -a -f ${with_scamac}/scamac.h; then
+ AC_MSG_RESULT(yes)
+ SCIMACNAL="scimacnal"
+ with_scamac="-I${with_scamac} -I${with_scamac}/icm"
+else
+ AC_MSG_RESULT(no)
+ SCIMACNAL=""
+ with_scamac=""
+fi
+
+AC_SUBST(with_scamac)
+AC_SUBST(SCIMACNAL)
+
+CFLAGS="$KCFLAGS"
+CPPFLAGS="$KINCFLAGS $KCPPFLAGS $MFLAGS $enable_zerocopy $enable_affinity $with_quadrics $with_gm $with_scamac $with_ib"
+
+AM_CONDITIONAL(LIBLUSTRE, test x$host_cpu = xlib)
AC_SUBST(MOD_LINK)
AC_SUBST(LINUX25)
+AM_CONDITIONAL(LIBLUSTRE, test x$host_cpu = xlib)
# ---------- Red Hat 2.4.18 has iobuf->dovary --------------
# But other kernels don't
AC_MSG_CHECKING([if struct kiobuf has a dovary field])
-LUSTRE_MODULE_TRY_COMPILE(
- [
- #include <linux/iobuf.h>
- ],[
- struct kiobuf iobuf;
- iobuf.dovary = 1;
- ],[
- AC_MSG_RESULT([yes])
- AC_DEFINE(HAVE_KIOBUF_DOVARY, 1, [struct kiobuf has a dovary field])
- ],[
- AC_MSG_RESULT([no])
- ])
-
-# ----------- 2.6.4 no longer has page->list ---------------
-AC_MSG_CHECKING([if struct page has a list field])
-LUSTRE_MODULE_TRY_COMPILE(
- [
- #include <linux/mm.h>
- ],[
- struct page page;
- &page.list;
- ],[
- AC_MSG_RESULT([yes])
- AC_DEFINE(HAVE_PAGE_LIST, 1, [struct page has a list field])
- ],[
- AC_MSG_RESULT([no])
- ])
+AC_TRY_COMPILE([#define __KERNEL__
+ #include <linux/iobuf.h>],
+ [struct kiobuf iobuf;
+ iobuf.dovary = 1;],
+ [AC_MSG_RESULT([yes])
+ CPPFLAGS="$CPPFLAGS -DHAVE_KIOBUF_DOVARY"],
+ [AC_MSG_RESULT([no])])
# ---------- Red Hat 2.4.20 backports some 2.5 bits --------
# This needs to run after we've defined the KCPPFLAGS
-AC_MSG_CHECKING([for kernel version])
-LUSTRE_MODULE_TRY_COMPILE(
- [
- #include <linux/sched.h>
- ],[
- struct task_struct p;
- p.sighand = NULL;
- ],[
- AC_DEFINE(CONFIG_RH_2_4_20, 1, [this kernel contains Red Hat 2.4.20 patches])
- AC_MSG_RESULT([redhat-2.4.20])
- ],[
- AC_MSG_RESULT([$LINUXRELEASE])
- ])
+AC_MSG_CHECKING(for kernel version)
+AC_TRY_COMPILE([#define __KERNEL__
+ #include <linux/sched.h>],
+ [struct task_struct p;
+ p.sighand = NULL;],
+ [RH_2_4_20=1],
+ [RH_2_4_20=0])
+
+if test $RH_2_4_20 = 1; then
+ AC_MSG_RESULT(redhat-2.4.20)
+ CPPFLAGS="$CPPFLAGS -DCONFIG_RH_2_4_20"
+else
+ AC_MSG_RESULT($LINUXRELEASE)
+fi
# ---------- Red Hat 2.4.21 backports some more 2.5 bits --------
-AC_MSG_CHECKING([if kernel defines PDE])
+AC_MSG_CHECKING(if kernel defines PDE)
HAVE_PDE="`grep -c 'proc_dir_entry..PDE' $LINUX/include/linux/proc_fs.h`"
if test "$HAVE_PDE" != 0 ; then
- AC_DEFINE(HAVE_PDE, 1, [the kernel defines PDE])
- AC_MSG_RESULT([yes])
+ CPPFLAGS="$CPPFLAGS -DHAVE_PDE"
+ AC_MSG_RESULT(yes)
else
- AC_MSG_RESULT([no])
+ AC_MSG_RESULT(no)
fi
-AC_MSG_CHECKING([if kernel passes struct file to direct_IO])
+AC_MSG_CHECKING(if kernel passes struct file to direct_IO)
HAVE_DIO_FILE="`grep -c 'direct_IO.*struct file' $LINUX/include/linux/fs.h`"
if test "$HAVE_DIO_FILE" != 0 ; then
- AC_DEFINE(HAVE_DIO_FILE, 1, [the kernel passes struct file to direct_IO])
- AC_MSG_RESULT(yes)
+ CPPFLAGS="$CPPFLAGS -DHAVE_DIO_FILE"
+ AC_MSG_RESULT(yes)
else
- AC_MSG_RESULT(no)
-fi
-
-if test x$enable_modules != xno ; then
- # ---------- modules? ------------------------
- AC_MSG_CHECKING([for module support])
- LUSTRE_MODULE_TRY_COMPILE(
- [
- #include <linux/config.h>
- ],[
- #ifndef CONFIG_MODULES
- #error CONFIG_MODULES not #defined
- #endif
- ],[
- AC_MSG_RESULT([yes])
- ],[
- AC_MSG_RESULT([no])
- AC_MSG_ERROR([module support is required to build Lustre kernel modules.])
- ])
-
- # ---------- modversions? --------------------
- AC_MSG_CHECKING([for MODVERSIONS])
- LUSTRE_MODULE_TRY_COMPILE(
- [
- #include <linux/config.h>
- ],[
- #ifndef CONFIG_MODVERSIONS
- #error CONFIG_MODVERSIONS not #defined
- #endif
- ],[
- AC_MSG_RESULT([yes])
- ],[
- AC_MSG_RESULT([no])
- ])
-
- # ------------ preempt -----------------------
- AC_MSG_CHECKING([if preempt is enabled])
- LUSTRE_MODULE_TRY_COMPILE(
- [
- #include <linux/config.h>
- ],[
- #ifndef CONFIG_PREEMPT
- #error CONFIG_PREEMPT is not #defined
- #endif
- ],[
- AC_MSG_RESULT([yes])
- AC_MSG_ERROR([Lustre does not support kernels with preempt enabled.])
- ],[
- AC_MSG_RESULT([no])
- ])
-
- if test $BACKINGFS = 'ext3' ; then
- # --- Check that ext3 and ext3 xattr are enabled in the kernel
- AC_MSG_CHECKING([that ext3 is enabled in the kernel])
- LUSTRE_MODULE_TRY_COMPILE(
- [
- #include <linux/config.h>
- ],[
- #ifndef CONFIG_EXT3_FS
- #ifndef CONFIG_EXT3_FS_MODULE
- #error CONFIG_EXT3_FS not #defined
- #endif
- #endif
- ],[
- AC_MSG_RESULT([yes])
- ],[
- AC_MSG_RESULT([no])
- AC_MSG_ERROR([Lustre requires that ext3 is enabled in the kernel (CONFIG_EXT3_FS)])
- ])
-
- AC_MSG_CHECKING([that extended attributes for ext3 are enabled in the kernel])
- LUSTRE_MODULE_TRY_COMPILE(
- [
- #include <linux/config.h>
- ],[
- #ifndef CONFIG_EXT3_FS_XATTR
- #error CONFIG_EXT3_FS_XATTR not #defined
- #endif
- ],[
- AC_MSG_RESULT([yes])
- ],[
- AC_MSG_RESULT([no])
- AC_MSG_WARN([Lustre requires that extended attributes for ext3 are enabled in the kernel (CONFIG_EXT3_FS_XATTR.)])
- AC_MSG_WARN([This build may fail.])
- ])
- fi # BACKINGFS = ext3
+ AC_MSG_RESULT(no)
fi
-
-CPPFLAGS="-include \$(top_builddir)/include/config.h $CPPFLAGS"
-EXTRA_KCFLAGS="-include $PWD/include/config.h $EXTRA_KCFLAGS"
-AC_SUBST(EXTRA_KCFLAGS)
-
-#echo "KCPPFLAGS: $KCPPFLAGS"
-#echo "KCFLAGS: $KCFLAGS"
-#echo "LLCPPFLAGS: $LLCPPFLAGS"
-#echo "LLCFLAGS: $LLCFLAGS"
-#echo "MOD_LINK: $MOD_LINK"
-#echo "CFLAGS: $CFLAGS"
-#echo "CPPFLAGS: $CPPFLAGS"