lustre-build.m4 11.20 KiB
#
# LB_CHECK_VERSION
#
# Verify that LUSTRE_VERSION was defined properly
#
AC_DEFUN([LB_CHECK_VERSION],
[if test "LUSTRE_VERSION" = "LUSTRE""_VERSION" ; then
AC_MSG_ERROR([This script was not built with a version number.])
fi
])
#
# LB_CANONICAL_SYSTEM
#
# fixup $target_os for use in other places
#
AC_DEFUN([LB_CANONICAL_SYSTEM],
[case $target_os in
linux*)
lb_target_os="linux"
;;
darwin*)
lb_target_os="darwin"
;;
esac
AC_SUBST(lb_target_os)
])
#
# LB_CHECK_FILE
#
# Check for file existance even when cross compiling
#
AC_DEFUN([LB_CHECK_FILE],
[AS_VAR_PUSHDEF([lb_File], [lb_cv_file_$1])dnl
AC_CACHE_CHECK([for $1], lb_File,
[if test -r "$1"; then
AS_VAR_SET(lb_File, yes)
else
AS_VAR_SET(lb_File, no)
fi])
AS_IF([test AS_VAR_GET(lb_File) = yes], [$2], [$3])[]dnl
AS_VAR_POPDEF([lb_File])dnl
])# LB_CHECK_FILE
#
# LB_CHECK_FILES
#
# LB_CHECK_FILE over multiple files
#
AC_DEFUN([LB_CHECK_FILES],
[AC_FOREACH([AC_FILE_NAME], [$1],
[LB_CHECK_FILE(AC_FILE_NAME,
[AC_DEFINE_UNQUOTED(AS_TR_CPP(HAVE_[]AC_FILE_NAME), 1,
[Define to 1 if you have the
file `]AC_File['.])
$2],
[$3])])])
#
# LB_ARG_LIBS_INCLUDES
#
# support for --with-foo, --with-foo-includes, and --with-foo-libs in
# a single magical macro
#
AC_DEFUN([LB_ARG_LIBS_INCLUDES],
[lb_pathvar="m4_bpatsubst([$2], -, _)"
AC_MSG_CHECKING([for $1])
AC_ARG_WITH([$2],
AC_HELP_STRING([--with-$2=path], [path to $1]),
[],[withval=$4])
if test x$withval = xyes ; then
eval "$lb_pathvar='$3'"
else
eval "$lb_pathvar='$withval'"
fi
AC_MSG_RESULT([${!lb_pathvar:-no}])
if test x${!lb_pathvar} != x -a x${!lb_pathvar} != xno ; then
AC_MSG_CHECKING([for $1 includes])
AC_ARG_WITH([$2-includes],
AC_HELP_STRING([--with-$2-includes=path],
[path to $1 includes]),
[],[withval='yes'])
lb_includevar="${lb_pathvar}_includes"
if test x$withval = xyes ; then
eval "${lb_includevar}='${!lb_pathvar}/include'"
else
eval "${lb_includevar}='$withval'"
fi
AC_MSG_RESULT([${!lb_includevar}])
AC_MSG_CHECKING([for $1 libs])
AC_ARG_WITH([$2-libs],
AC_HELP_STRING([--with-$2-libs=path],
[path to $1 libs]),
[],[withval='yes'])
lb_libvar="${lb_pathvar}_libs"
if test x$withval = xyes ; then
eval "${lb_libvar}='${!lb_pathvar}/lib'"
else
eval "${lb_libvar}='$withval'"
fi
AC_MSG_RESULT([${!lb_libvar}])
fi
])
])
#
# LB_PATH_LIBSYSIO
#
# Handle internal/external libsysio
#
AC_DEFUN([LB_PATH_LIBSYSIO],
[AC_ARG_WITH([sysio],
AC_HELP_STRING([--with-sysio=path],
[set path to libsysio source (default is included libsysio)]),
[],[
case $lb_target_os in
linux)
with_sysio='yes'
;;
*)
with_sysio='no'
;;
esac
])
AC_MSG_CHECKING([location of libsysio])
enable_sysio="$with_sysio"
case x$with_sysio in
xyes)
AC_MSG_RESULT([internal])
LB_CHECK_FILE([$srcdir/libsysio/src/rmdir.c],[],[
AC_MSG_ERROR([A complete internal libsysio was not found.])
])
LIBSYSIO_SUBDIR="libsysio" SYSIO="$PWD/libsysio"
;;
xno)
AC_MSG_RESULT([disabled])
;;
*)
AC_MSG_RESULT([$with_sysio])
LB_CHECK_FILE([$with_sysio/lib/libsysio.a],[],[
AC_MSG_ERROR([A complete (built) external libsysio was not found.])
])
SYSIO=$with_sysio
with_sysio="yes"
;;
esac
# We have to configure even if we don't build here for make dist to
# work
AC_CONFIG_SUBDIRS(libsysio)
])
#
# LB_PATH_CRAY_PORTALS
#
# Support for external Cray portals
#
AC_DEFUN([LB_PATH_CRAY_PORTALS],
[LB_ARG_LIBS_INCLUDES([Cray Portals],[cray-portals])
if test x$cray_portals_includes != x ; then
if test ! -r $cray_portals_includes/portals/api.h ; then
AC_MSG_ERROR([Cray portals headers were not found in $cray_portals_includes. Please check the paths passed to --with-cray-portals or --with-cray-portals-includes.])
fi
fi
if test x$cray_portals_libs != x ; then
if test ! -r $cray_portals_libs/libportals.a ; then
AC_MSG_ERROR([Cray portals libraries were not found in $cray_portals_libs. Please check the paths passed to --with-cray-portals or --with-cray-portals-libs.])
fi
fi
if test x$cray_portals_includes != x -a x$cray_portals_libs != x ; then
cray_portals=yes
AC_DEFINE(CRAY_PORTALS, 1, [Building with Cray Portals])
CPPFLAGS="-I$cray_portals_includes $CPPFLAGS"
EXTRA_KCFLAGS="-I$cray_portals_includes $EXTRA_KCFLAGS"
# for liblustre + b_cray
CRAY_PORTALS_LIBS="$cray_portals_libs"
AC_SUBST(CRAY_PORTALS_LIBS)
else
cray_portals=no
fi
])
#
# LB_PATH_SNMP
#
# check for in-tree snmp support
#
AC_DEFUN([LB_PATH_SNMP],
[LB_CHECK_FILE([$srcdir/snmp/lustre-snmp.c],[SNMP_DIST_SUBDIR="snmp"])
AC_SUBST(SNMP_DIST_SUBDIR)
AC_SUBST(SNMP_SUBDIR)
])
#
# LB_CONFIG_MODULES
#
# Build kernel modules?
#
AC_DEFUN([LB_CONFIG_MODULES],
[AC_MSG_CHECKING([whether to build kernel modules])AC_ARG_ENABLE([modules],
AC_HELP_STRING([--disable-modules],
[disable building of Lustre kernel modules]),
[],[
LC_TARGET_SUPPORTED([
enable_modules='yes'
],[
enable_modules='no'
])
])
AC_MSG_RESULT([$enable_modules ($target_os)])
if test x$enable_modules = xyes ; then
case $target_os in
linux*)
LB_PROG_LINUX
;;
darwin*)
LB_PROG_DARWIN
;;
*)
# This is strange - Lustre supports a target we don't
AC_MSG_ERROR([Modules are not supported on $target_os])
;;
esac
fi
])
#
# LB_CONFIG_UTILS
#
# Build utils?
#
AC_DEFUN([LB_CONFIG_UTILS],
[AC_MSG_CHECKING([whether to build utilities])
AC_ARG_ENABLE([utils],
AC_HELP_STRING([--disable-utils],
[disable building of Lustre utility programs]),
[],[enable_utils='yes'])
AC_MSG_RESULT([$enable_utils])
if test x$enable_utils = xyes ; then
LB_CONFIG_INIT_SCRIPTS
fi
])
#
# LB_CONFIG_TESTS
#
# Build tests?
#
AC_DEFUN([LB_CONFIG_TESTS],
[AC_MSG_CHECKING([whether to build Lustre tests])
AC_ARG_ENABLE([tests],
AC_HELP_STRING([--disable-tests],
[disable building of Lustre tests]),
[],
[
if test x$cray_portals = xyes ; then
enable_tests='no'
else
enable_tests='yes'
fi
])
AC_MSG_RESULT([$enable_tests])
])
#
# LB_CONFIG_DOCS
#
# Build docs?#
AC_DEFUN([LB_CONFIG_DOCS],
[AC_MSG_CHECKING([whether to build docs])
AC_ARG_ENABLE(doc,
AC_HELP_STRING([--disable-doc],
[skip creation of pdf documentation]),
[
if test x$enable_doc = xyes ; then
ENABLE_DOC=1
else
ENABLE_DOC=0
fi
],[
ENABLE_DOC=0
enable_doc='no'
])
AC_MSG_RESULT([$enable_doc])
AC_SUBST(ENABLE_DOC)
])
#
# LB_CONFIG_INIT_SCRIPTS
#
# our init scripts only work on red hat linux
#
AC_DEFUN([LB_CONFIG_INIT_SCRIPTS],
[ENABLE_INIT_SCRIPTS=0
if test x$enable_utils = xyes ; then
AC_MSG_CHECKING([whether to install init scripts])
# our scripts only work on red hat systems
if test -f /etc/init.d/functions -a -f /etc/sysconfig/network ; then
ENABLE_INIT_SCRIPTS=1
AC_MSG_RESULT([yes])
else
AC_MSG_RESULT([no])
fi
fi
AC_SUBST(ENABLE_INIT_SCRIPTS)
])
#
# LB_CONFIG_HEADERS
#
# add -include config.h
#
AC_DEFUN([LB_CONFIG_HEADERS],
[AC_CONFIG_HEADERS([config.h])
CPPFLAGS="-include \$(top_builddir)/config.h $CPPFLAGS"
EXTRA_KCFLAGS="-include $PWD/config.h $EXTRA_KCFLAGS"
AC_SUBST(EXTRA_KCFLAGS)
])
#
# LB_INCLUDE_RULES
#
# defines for including the toplevel Rules
#
AC_DEFUN([LB_INCLUDE_RULES],
[INCLUDE_RULES="include $PWD/build/Rules"
AC_SUBST(INCLUDE_RULES)
])
#
# LB_PATH_DEFAULTS
#
# 'fixup' default paths
#
AC_DEFUN([LB_PATH_DEFAULTS],
[# directories for binaries
AC_PREFIX_DEFAULT([/usr])
sysconfdir='/etc'
AC_SUBST(sysconfdir)
# Directories for documentation and demos.
docdir='${datadir}/doc/$(PACKAGE)'
AC_SUBST(docdir)
LN_PATH_DEFAULTS
#LP_PATH_DEFAULTS
LC_PATH_DEFAULTS
])
#
# LB_PROG_CC
#
# checks on the C compiler
#
AC_DEFUN([LB_PROG_CC],
[AC_PROG_RANLIB
AC_MSG_CHECKING([for buggy compiler])
CC_VERSION=`$CC -v 2>&1 | grep "^gcc version"`
bad_cc() {
AC_MSG_RESULT([buggy compiler found!])
echo
echo " '$CC_VERSION'"
echo " has been known to generate bad code, "
echo " please get an updated compiler."
AC_MSG_ERROR([sorry])
}
case "$CC_VERSION" in
"gcc version 2.95"*)
bad_cc
;;
# ost_pack_niobuf putting 64bit NTOH temporaries on the stack
# without "sub $0xc,%esp" to protect the stack from being
# stomped on by interrupts (bug 606)
"gcc version 2.96 20000731 (Red Hat Linux 7.1 2.96-98)")
bad_cc
;;
# mandrake's similar sub 0xc compiler bug
# http://marc.theaimsgroup.com/?l=linux-kernel&m=104748366226348&w=2
"gcc version 2.96 20000731 (Mandrake Linux 8.1 2.96-0.62mdk)")
bad_cc
;;
*)
AC_MSG_RESULT([no known problems])
;;
esac
# --------- unsigned long long sane? -------
AC_CHECK_SIZEOF(unsigned long long, 0)
echo "---> size SIZEOF $SIZEOF_unsigned_long_long"
echo "---> size SIZEOF $ac_cv_sizeof_unsigned_long_long"
if test $ac_cv_sizeof_unsigned_long_long != 8 ; then
AC_MSG_ERROR([** we assume that sizeof(long long) == 8. Tell phil@clusterfs.com])
fi
AC_MSG_CHECKING([if $CC accepts -m64])
CC_save="$CC"
CC="$CC -m64"
AC_TRY_COMPILE([],[],[
AC_MSG_RESULT([yes])
],[
AC_MSG_RESULT([no])
CC="$CC_save"
])
CPPFLAGS="-I\$(top_builddir)/lnet/include -I\$(top_srcdir)/lnet/include -I\$(top_builddir)/lustre/include -I\$(top_srcdir)/lustre/include $CPPFLAGS"
LLCPPFLAGS="-D__arch_lib__ -D_LARGEFILE64_SOURCE=1"
AC_SUBST(LLCPPFLAGS)
LLCFLAGS="-g -Wall -fPIC"
AC_SUBST(LLCFLAGS)
# everyone builds against lnet and lustre
EXTRA_KCFLAGS="$EXTRA_KCFLAGS -g -I$PWD/lnet/include -I$PWD/lustre/include"
AC_SUBST(EXTRA_KCFLAGS)
])
#
# LB_CONTITIONALS
#
# AM_CONDITIONAL instances for everything
# (so that portals/lustre can disable some if needed)
AC_DEFUN([LB_CONDITIONALS],
[AM_CONDITIONAL(MODULES, test x$enable_modules = xyes)
AM_CONDITIONAL(UTILS, test x$enable_utils = xyes)
AM_CONDITIONAL(TESTS, test x$enable_tests = xyes)
AM_CONDITIONAL(DOC, test x$ENABLE_DOC = x1)
AM_CONDITIONAL(CRAY_PORTALS, test x$cray_portals != xno)
AM_CONDITIONAL(INIT_SCRIPTS, test x$ENABLE_INIT_SCRIPTS = "x1")
AM_CONDITIONAL(LINUX, test x$lb_target_os = "xlinux")
AM_CONDITIONAL(DARWIN, test x$lb_target_os = "xdarwin")
# this lets lustre cancel libsysio, per-branch or if liblustre is
# disabled
if test "x$LIBSYSIO_SUBDIR" = xlibsysio ; then
if test "x$with_sysio" != xyes ; then
SYSIO=""
LIBSYSIO_SUBDIR=""
fi
fi
AC_SUBST(LIBSYSIO_SUBDIR)
AC_SUBST(SYSIO)
LB_LINUX_CONDITIONALS
LB_DARWIN_CONDITIONALS
LN_CONDITIONALS
#LP_CONDITIONALS
LC_CONDITIONALS
])
#
# LB_CONFIGURE
#
# main configure steps
#
AC_DEFUN([LB_CONFIGURE],
[LB_CANONICAL_SYSTEM
LB_INCLUDE_RULES
LB_PATH_DEFAULTS
LB_PROG_CC
LB_PATH_LIBSYSIO
LB_PATH_CRAY_PORTALS
LB_PATH_SNMP
LB_CONFIG_DOCS
LB_CONFIG_UTILS
LB_CONFIG_TESTS
LC_CONFIG_CLIENT_SERVER
LB_CONFIG_MODULES
LC_CONFIG_LIBLUSTRE
LN_CONFIGURE
#LP_CONFIGURE
LC_CONFIGURE
if test "$SNMP_DIST_SUBDIR" ; then
LS_CONFIGURE
fi
LB_CONDITIONALS
LB_CONFIG_HEADERS
AC_CONFIG_FILES(
[Makefile:build/Makefile.in.toplevel]
[autoMakefile
build/autoMakefile
build/autoconf/Makefile
build/Rules
build/lustre.spec
])
LN_CONFIG_FILES
#LP_CONFIG_FILES
LC_CONFIG_FILES
if test "$SNMP_DIST_SUBDIR" ; then
LS_CONFIG_FILES
fi
AC_SUBST(ac_configure_args)
MOSTLYCLEANFILES='.*.cmd .*.flags *.o *.ko *.mod.c .depend .*.1.*'
AC_SUBST(MOSTLYCLEANFILES)
AC_OUTPUT
cat <<_ACEOF
CC: $CC
LD: $LD
CPPFLAGS: $CPPFLAGS
LLCPPFLAGS: $LLCPPFLAGS
CFLAGS: $CFLAGS
EXTRA_KCFLAGS: $EXTRA_KCFLAGS
LLCFLAGS: $LLCFLAGS
Type 'make' to build Lustre.
_ACEOF
])