genlib.sh

lustre 1.6.5 source code

#!/bin/bash
#set -xv
set -e

#
# This script is to generate lib lustre library as a whole. It will leave
# two files on current directory: liblustre.a and liblustre.so.
#
# Most concern here is the libraries linking order
#
# FIXME: How to do this cleanly use makefile?
#

AR=/usr/bin/ar
# see http://osdir.com/ml/gmane.comp.gnu.binutils.bugs/2006-01/msg00016.php
LD=gcc
RANLIB=/usr/bin/ranlib

CWD=`pwd`

SYSIO=$1
LIBS=$2
LND_LIBS=$3
PTHREAD_LIBS=$4
QUOTA_LIBS=$5
CAP_LIBS=$6
ZLIB=$7

if [ ! -f $SYSIO/lib/libsysio.a ]; then
  echo "ERROR: $SYSIO/lib/libsysio.a dosen't exist"
  exit 1
fi

# do cleanup at first
rm -f liblustre.so

ALL_OBJS=

build_obj_list() {
  _objs=`$AR -t $1/$2`
  for _lib in $_objs; do
    ALL_OBJS=$ALL_OBJS"$1/$_lib ";
  done;
}

#
# special treatment for libsysio
#
sysio_tmp=$CWD/sysio_tmp_`date +%s`
rm -rf $sysio_tmp
build_sysio_obj_list() {
  _objs=`$AR -t $1`
  mkdir -p $sysio_tmp
  cd $sysio_tmp
  $AR -x $1
  cd ..
  for _lib in $_objs; do
    ALL_OBJS=$ALL_OBJS"$sysio_tmp/$_lib ";
  done
}

# lustre components libs
build_obj_list . libllite.a
build_obj_list ../lov liblov.a
build_obj_list ../obdecho libobdecho.a
build_obj_list ../osc libosc.a
build_obj_list ../mdc libmdc.a
build_obj_list ../mgc libmgc.a
build_obj_list ../ptlrpc libptlrpc.a
build_obj_list ../obdclass liblustreclass.a
build_obj_list ../lvfs liblvfs.a

# lnet components libs
build_obj_list ../../lnet/utils libuptlctl.a
build_obj_list ../../lnet/libcfs libcfs.a
if $(echo "$LND_LIBS" | grep "socklnd" >/dev/null) ; then
	build_obj_list ../../lnet/ulnds/socklnd libsocklnd.a
fi
if $(echo "$LND_LIBS" | grep "ptllnd" >/dev/null) ; then
	build_obj_list ../../lnet/ulnds/ptllnd libptllnd.a
fi
build_obj_list ../../lnet/lnet liblnet.a

if [ "x$QUOTA_LIBS" != "x" ]; then
  build_obj_list ../quota libquota.a
fi

# create static lib lsupport
rm -f $CWD/liblsupport.a
$AR -cru $CWD/liblsupport.a $ALL_OBJS
$RANLIB $CWD/liblsupport.a

# if libsysio is already in our LIBS we don't need to link against it here
if $(echo "$LIBS" | grep -v -- "-lsysio" >/dev/null) ; then
  build_sysio_obj_list $SYSIO/lib/libsysio.a
fi

# create static lib lustre
rm -f $CWD/liblustre.a
$AR -cru $CWD/liblustre.a $ALL_OBJS
$RANLIB $CWD/liblustre.a

# create shared lib lustre
rm -f $CWD/liblustre.so
OS=`uname`
if test x$OS = xAIX; then
$LD -shared -o $CWD/liblustre.so $ALL_OBJS -lpthread -Xlinker -bnoipath ../../libsyscall.so
else
$LD -shared -nostdlib -o $CWD/liblustre.so $ALL_OBJS $CAP_LIBS $PTHREAD_LIBS $ZLIB
fi

rm -rf $sysio_tmp