diff --git a/code/ryzom/Makefile b/code/ryzom/Makefile
index 8b70c141b..2a1850c35 100644
--- a/code/ryzom/Makefile
+++ b/code/ryzom/Makefile
@@ -1,8 +1,8 @@
-MAKE_NIGHT_ARGS=-j10
+MAKE_NIGHT_ARGS=-j2
 MAKE_ALL_ARGS=-j2
 CXX=g++
 CC=g++
-BIN_DIR=$(HOME)/code/ryzom/tools/scripts/linux
+BIN_DIR=$(RYZOM_PATH)/tools/scripts/linux
 
 night:
 	+make $(MAKE_NIGHT_ARGS) -k -C common night CXX=$(CXX)
diff --git a/code/ryzom/Variables.mk b/code/ryzom/Variables.mk
index c8639fb65..a952922f0 100644
--- a/code/ryzom/Variables.mk
+++ b/code/ryzom/Variables.mk
@@ -20,12 +20,12 @@ FLAGS_DBG_off = -O3 -funroll-loops -DNL_RELEASE
 DIR_DBG_on    = debug
 DIR_DBG_off   = release
 
-PACK_SHEETS_FLAGS = -A/home/nevrax/code/ryzom/server -L/home/nevrax/code/ryzom/server -C/home/nevrax/code/ryzom/server/sheet_pack_cfg -Q --nons
+PACK_SHEETS_FLAGS = -A$RYZOM_PATH/server -L$RYZOM_PATH/server -C$RYZOM_PATH//server/sheet_pack_cfg -Q --nons
 
-NEL_PATH = $(HOME)/code/install/$(DIR_DBG_$(DBG))
-RYZOM_PATH = $(HOME)/code/ryzom
 
-NEL_INCLUDE = $(HOME)/code/nel/include
+NEL_PATH = $(RYZOM_PATH)/../../code/install/$(DIR_DBG_$(DBG))
+
+NEL_INCLUDE = $(RYZOM_PATH)/../../code/nel/include
 RYZOM_COMMON_SRC = $(RYZOM_PATH)/common/src
 
 ifeq (Objects.mk,$(wildcard Objects.mk))
diff --git a/code/ryzom/client/src/Makefile b/code/ryzom/client/src/Makefile
index 36816b817..c05a48c63 100644
--- a/code/ryzom/client/src/Makefile
+++ b/code/ryzom/client/src/Makefile
@@ -16,8 +16,8 @@ LUALDFLAGS = $(shell lua-config --libs)
 CXXFLAGS     = $(WWWFLAGS) $(LUAFLAGS) \
 		$(FLAGS_CMN) $(FLAGS_DBG_$(DBG)) \
 		-I/usr/include/libxml2 \
-		-I$(HOME)/code/luabind \
-		-I$(HOME)/code/nel/include \
+		-I$(RYZOM_PATH)/../../code/luabind \
+		-I$(NEL_PATH)/include \
 		-I$(RYZOM_PATH)/common/src \
 		-I$(RYZOM_PATH)/client/src/seven_zip \
 		-I.. \
diff --git a/code/ryzom/client/src/client_sheets/Makefile b/code/ryzom/client/src/client_sheets/Makefile
index 4400cb471..1976cb190 100644
--- a/code/ryzom/client/src/client_sheets/Makefile
+++ b/code/ryzom/client/src/client_sheets/Makefile
@@ -9,7 +9,7 @@ include ../../../Variables.mk
 
 # The flags for the C++ compiler
 CXXFLAGS     = $(FLAGS_CMN) $(FLAGS_DBG_$(DBG)) \
-		-I$(HOME)/code/nel/include \
+		-I$(NEL_PATH)/include \
 		-I$(RYZOM_PATH)/common/src \
 		-I.. \
 		-I.
diff --git a/code/ryzom/client/src/seven_zip/Makefile b/code/ryzom/client/src/seven_zip/Makefile
index c3b94a194..ed87286ae 100644
--- a/code/ryzom/client/src/seven_zip/Makefile
+++ b/code/ryzom/client/src/seven_zip/Makefile
@@ -10,7 +10,7 @@ include ../../../Variables.mk
 # The flags for the C++ compiler
 CXXFLAGS     = $(FLAGS_CMN) $(FLAGS_DBG_$(DBG)) \
 		-D_SZ_ONE_DIRECTORY \
-		-I$(HOME)/code/nel/include \
+		-I$(NEL_PATH)/include \
 		-I$(RYZOM_PATH)/common/src \
 		-I.. \
 		-I.
diff --git a/code/ryzom/common/Makefile b/code/ryzom/common/Makefile
index a4907270b..f76559463 100644
--- a/code/ryzom/common/Makefile
+++ b/code/ryzom/common/Makefile
@@ -1,8 +1,8 @@
-MAKE_NIGHT_ARGS=-j10
+MAKE_NIGHT_ARGS=-j2
 MAKE_ALL_ARGS=-j2
 CXX=g++
 CC=g++
-BIN_DIR=$(HOME)/code/ryzom/tools/scripts/linux
+BIN_DIR=$(RYZOM_PATH)/tools/scripts/linux
 
 night:
 	+make $(MAKE_NIGHT_ARGS) -k -C src night CXX=$(CXX)
diff --git a/code/ryzom/common/src/game_share/Makefile b/code/ryzom/common/src/game_share/Makefile
index e36e10d3a..ac78fd835 100644
--- a/code/ryzom/common/src/game_share/Makefile
+++ b/code/ryzom/common/src/game_share/Makefile
@@ -11,8 +11,8 @@ include ../../../Variables.mk
 CXXFLAGS     = $(FLAGS_CMN) $(FLAGS_DBG_$(DBG)) \
 		-I/usr/include/libxml2 \
 		-I/usr/include/mysql \
-		-I$(HOME)/code/nel/include \
-		-I$(HOME)/code/ryzom/common/src \
+		-I$(NEL_INCLUDE) \
+		-I$(RYZOM_PATH)/common/src \
 		-I./ \
 		-I./character_structure \
 		-I./egs_sheets \
@@ -20,7 +20,7 @@ CXXFLAGS     = $(FLAGS_CMN) $(FLAGS_DBG_$(DBG)) \
 		-I./game_item_manager
 
 # The flags for the linker
-LDFLAGS      = 	$(LD_FLAGS_CMN) -L$(HOME)/install/$(DIR_DBG_$(DBG))/lib \
+LDFLAGS      = 	$(LD_FLAGS_CMN) -L$(RYZOM_PATH)/install/$(DIR_DBG_$(DBG))/lib \
 		-llibmysqlclient \
 		-lnelnet \
 		-lnelgeorges \
diff --git a/code/ryzom/server/Makefile b/code/ryzom/server/Makefile
index a4907270b..f76559463 100644
--- a/code/ryzom/server/Makefile
+++ b/code/ryzom/server/Makefile
@@ -1,8 +1,8 @@
-MAKE_NIGHT_ARGS=-j10
+MAKE_NIGHT_ARGS=-j2
 MAKE_ALL_ARGS=-j2
 CXX=g++
 CC=g++
-BIN_DIR=$(HOME)/code/ryzom/tools/scripts/linux
+BIN_DIR=$(RYZOM_PATH)/tools/scripts/linux
 
 night:
 	+make $(MAKE_NIGHT_ARGS) -k -C src night CXX=$(CXX)
diff --git a/code/ryzom/server/src/ai_share/Makefile b/code/ryzom/server/src/ai_share/Makefile
index 2513043ca..87271914d 100644
--- a/code/ryzom/server/src/ai_share/Makefile
+++ b/code/ryzom/server/src/ai_share/Makefile
@@ -20,13 +20,12 @@ LDFLAGS      = 	$(LD_FLAGS_CMN) \
 		-lxml2
 
 # The flags for the linker
-LDFLAGS2      = 	-L$(HOME)/install/$(DIR_DBG_$(DBG))/lib \
+LDFLAGS2      = 	-L$(RYZOM_PATH)/install/$(DIR_DBG_$(DBG))/lib \
 		-lnelnet \
 		-lnelgeorges \
 		-lnelpacs \
 		-L/usr/lib \
 		-L/usr/X11R6/lib \
-		-L$(HOME)/cvs/code/ryzom/src_v2/game_share \
 		-lnelmisc \
 		-lxml2 \
 		-lstlport \
diff --git a/code/ryzom/server/src/frontend_service/Makefile b/code/ryzom/server/src/frontend_service/Makefile
index c7c0bf227..0264234f3 100644
--- a/code/ryzom/server/src/frontend_service/Makefile
+++ b/code/ryzom/server/src/frontend_service/Makefile
@@ -26,12 +26,11 @@ LDFLAGS      = 	$(LD_FLAGS_CMN) \
 		-ldl
 
 # The flags for the linker
-LDFLAGS2      = 	-L$(HOME)/install/$(DIR_DBG_$(DBG))/lib \
+LDFLAGS2      = 	-L$(RYZOM_PATH)/install/$(DIR_DBG_$(DBG))/lib \
 		-lnelnet \
 		-lxml2 \
 		-L/usr/lib \
 		-L/usr/X11R6/lib \
-		-L$(HOME)/cvs/code/ryzom/src_v2/game_share \
 		-lc \
 		-lgame_share \
 		-lnelgeorges \
diff --git a/code/ryzom/server/src/server_share/Makefile b/code/ryzom/server/src/server_share/Makefile
index d8eb1bc0a..cf00f3aae 100644
--- a/code/ryzom/server/src/server_share/Makefile
+++ b/code/ryzom/server/src/server_share/Makefile
@@ -11,8 +11,8 @@ include ../../../Variables.mk
 CXXFLAGS     = $(FLAGS_CMN) $(FLAGS_DBG_$(DBG)) \
 		-I/usr/include/libxml2 \
 		-I/usr/include/mysql \
-		-I$(HOME)/code/nel/include \
-		-I$(HOME)/code/ryzom/common/src \
+		-I$(NEL_INCLUDE) \
+		-I$(RYZOM_PATH)/common/src \
 		-I./ \
 		-I./character_structure \
 		-I./egs_sheets \
@@ -20,7 +20,7 @@ CXXFLAGS     = $(FLAGS_CMN) $(FLAGS_DBG_$(DBG)) \
 		-I./game_item_manager
 
 # The flags for the linker
-LDFLAGS      = 	$(LD_FLAGS_CMN) -L$(HOME)/install/$(DIR_DBG_$(DBG))/lib \
+LDFLAGS      = 	$(LD_FLAGS_CMN) -L$(RYZOM_PATH)/install/$(DIR_DBG_$(DBG))/lib \
 		-llibmysqlclient \
 		-lnelnet \
 		-lnelgeorges \
diff --git a/code/ryzom/server/src/update_cxxpath_flags.sh b/code/ryzom/server/src/update_cxxpath_flags.sh
old mode 100644
new mode 100755
diff --git a/code/ryzom/server/src/update_packed_sheets.sh b/code/ryzom/server/src/update_packed_sheets.sh
old mode 100644
new mode 100755
index 210750792..0c98eef45
--- a/code/ryzom/server/src/update_packed_sheets.sh
+++ b/code/ryzom/server/src/update_packed_sheets.sh
@@ -1,4 +1,4 @@
-#! /bin/sh
+#!/bin/sh
 
 # make sure the args are valid
 if [ $# -lt 2 ]
@@ -25,7 +25,8 @@ done
 # if one of the files was missing then call the executable to rebuild the packed sheets
 if [ $REQUIRE_REBUILD == 1 ]
 then
-	PACK_SHEETS_FLAGS=$(grep PACK_SHEETS_FLAGS ../../../Variables.mk|cut -f2 -d=)
+	PACK_SHEETS_FLAGS=`grep PACK_SHEETS_FLAGS ../../../Variables.mk|cut -f2 -d=`
+	PACK_SHEETS_FLAGS=`eval echo $PACK_SHEETS_FLAGS`
 	echo "$EXE_NAME $PACK_SHEETS_FLAGS"
 	$EXE_NAME $PACK_SHEETS_FLAGS
 fi
diff --git a/code/ryzom/tools/scripts/linux/build b/code/ryzom/tools/scripts/linux/build
index eb148971b..90e811ed1 100755
--- a/code/ryzom/tools/scripts/linux/build
+++ b/code/ryzom/tools/scripts/linux/build
@@ -45,11 +45,15 @@
 # VARIABLES
 
 #MAKE_ARGS="-j20 CC=distcc CXX=distcc"
-MAKE_ARGS="-j4"
+MAKE_ARGS="-j2"
 
 # Set the source directory. Use the environment SRC_DIR variable, if it's
 # not set, use $HOME/cvs as a default value
-SRC_DIR="$HOME/code"
+if test X"$RYZOM_PATH" = "X"
+then
+	RYZOM_PATH="$HOME/code"
+fi
+SRC_DIR="$RYZOM_PATH/../../code"
 
 # Build diretories
 BUILD_DEBUG="$SRC_DIR/build/debug"
@@ -60,7 +64,6 @@ INSTALL_DEBUG="$SRC_DIR/install/debug"
 INSTALL_RELEASE="$SRC_DIR/install/release"
 
 # PKG config
-#STLPORT_DIR='/home/installs/STLport-4.5.1'
 STLPORT_DIR='/usr'
 PYTHON_VERSION=2
 
@@ -74,10 +77,10 @@ CONFIGURE_OPT="--disable-xmltest --enable-maintainer-mode"
 ###########################################################################
 
 # Flag files associated to each mode
-DEBUG_FILE="$HOME/.mode_debug"
-STATIC_FILE="$HOME/.mode_static"
-DYNAMIC_FILE="$HOME/.mode_dynamic"
-SILENT_FILE="$HOME/.mode_silent"
+DEBUG_FILE="$RYZOM_PATH/.mode_debug"
+STATIC_FILE="$RYZOM_PATH/.mode_static"
+DYNAMIC_FILE="$RYZOM_PATH/.mode_dynamic"
+SILENT_FILE="$RYZOM_PATH/.mode_silent"
 
 # Specify the source code directory of each projects
 NEL_SRC="$SRC_DIR/nel"
@@ -346,7 +349,7 @@ case $1 in
     init)
         BUILD_ARG=$2
 
-        buildmode
+        $RYZOM_PATH/tools/scripts/linux/buildmode
 
         case "$BUILD_ARG" in
 
@@ -374,7 +377,6 @@ case $1 in
 
                 # Run the configure script
 	            cd $BUILD_DIR/$BUILD_ARG
-echo CFLAGS="$BUILD_CFLAGS" CXXFLAGS="$BUILD_CXXFLAGS"
                 CFLAGS="$BUILD_CFLAGS" CXXFLAGS="$BUILD_CXXFLAGS" \
                   $SRC_DIR/$BUILD_ARG/configure $CONFIGURE_OPT $* || exit 1
             ;;
diff --git a/code/ryzom/tools/scripts/linux/buildmode b/code/ryzom/tools/scripts/linux/buildmode
index cfa1caee1..7ab021b1e 100755
--- a/code/ryzom/tools/scripts/linux/buildmode
+++ b/code/ryzom/tools/scripts/linux/buildmode
@@ -4,11 +4,11 @@
 ###########################################################################
 
 # Files associated to each mode
-DEBUG_FILE=$HOME/.mode_debug
-#RELEASE_FILE=$HOME/.mode_release
-STATIC_FILE=$HOME/.mode_static
-DYNAMIC_FILE=$HOME/.mode_dynamic
-SILENT_FILE=$HOME/.mode_silent
+DEBUG_FILE=$RYZOM_PATH/.mode_debug
+#RELEASE_FILE=$RYZOM_PATH/.mode_release
+STATIC_FILE=$RYZOM_PATH/.mode_static
+DYNAMIC_FILE=$RYZOM_PATH/.mode_dynamic
+SILENT_FILE=$RYZOM_PATH/.mode_silent
 
 
 ###########################################################################
diff --git a/code/ryzom/tools/scripts/linux/make_all b/code/ryzom/tools/scripts/linux/make_all
index aba1e95c9..0185176f3 100755
--- a/code/ryzom/tools/scripts/linux/make_all
+++ b/code/ryzom/tools/scripts/linux/make_all
@@ -1,6 +1,13 @@
 #!/bin/sh -
 
-RYZOM_PATH="$HOME/code/ryzom"
+#export RYZOM_PATH="$HOME/code/ryzom"
+
+if [ X"$RYZOM_PATH" = "X" ]
+then
+	echo Error: You need to setup \$RYZOM_PATH environement variable with the path where the ryzom code is
+	echo For example: export RYZOM_PATH=\"/home/user/code/ryzom\"
+	exit
+fi
 
 . $RYZOM_PATH/tools/scripts/linux/utilities
 
diff --git a/code/ryzom/tools/scripts/linux/utilities b/code/ryzom/tools/scripts/linux/utilities
index 8ae3d39c8..f79792362 100755
--- a/code/ryzom/tools/scripts/linux/utilities
+++ b/code/ryzom/tools/scripts/linux/utilities
@@ -1,14 +1,14 @@
-#!/bin/sh
+#!/bin/sh -
 
 SSH_AGENT_FILE="$HOME/ssh_agent_file"
 
 BASENAME=`basename $0`
-LOG_INFO="$HOME/log/${BASENAME}_info.log"
-LOG_ERROR="$HOME/log/${BASENAME}_error.log"
+LOG_INFO="$RYZOM_PATH/log/${BASENAME}_info.log"
+LOG_ERROR="$RYZOM_PATH/log/${BASENAME}_error.log"
 
 # first param is the subject line
 # others params are email
-function send_mail()
+send_mail()
 {
 	SUBJECT=$1
 	shift
@@ -16,13 +16,13 @@ function send_mail()
 	cat $LOG_ERROR | mail -s "$SUBJECT on `hostname`" $*
 }
 
-function print_success()
+print_success()
 {
 	echo "*********************** $* SUCCESS !"
 	echo
 }
 
-function print_failure()
+print_failure()
 {
 	echo "***************************************************"
 	echo "***************************************************"
@@ -34,7 +34,7 @@ function print_failure()
 
 # failed fill the log and send email if necessary
 # argument are the error message
-function failed()
+failed()
 {
 	print_failure $*
 	if [ "X$LOG_INFO" != "X" ]
@@ -59,7 +59,7 @@ function failed()
 
 # useful function to avoid continuing if something goes wrong
 # first param is $? and second is the string that will display
-function verify()
+verify()
 {
 	if [ $1 -eq 0 ]
 		then
@@ -80,7 +80,7 @@ function verify()
 }
 
 # step_failed() fills the log and increments $STEPS_FAILURES
-function step_failed()
+step_failed()
 {
 	print_failure $*
 	if [ "X$LOG_INFO" != "X" ]
@@ -102,7 +102,7 @@ function step_failed()
 
 # call init_steps() before you use step()
 # it takes a label for following steps as parameter
-function init_steps()
+init_steps()
 {
 	STEPS_LABEL="$*"
 	STEPS_FAILURES=0
@@ -110,7 +110,7 @@ function init_steps()
 
 # like verify() but will continue even if step failed until verify_steps() is called
 # first param is $? and second is the string that will display
-function step()
+step()
 {
 	if [ $1 -eq 0 ]
 		then
@@ -131,7 +131,7 @@ function step()
 }
 
 # call verify_steps() when you want to stop if error(s) occured in previous steps
-function verify_steps()
+verify_steps()
 {
     if [ $STEPS_FAILURES -eq 0 ]
         then
@@ -154,7 +154,7 @@ function verify_steps()
     fi
 }
 
-function ask_confirmation()
+ask_confirmation()
 {
 	echo "Using this script will destroy the current version, type 'yes' if you really want to do that"
 	read CONF
@@ -163,7 +163,7 @@ function ask_confirmation()
 	fi
 }
 
-function check_host()
+check_host()
 {
 	HOST=`hostname -s`
 	if [ "X$HOST" != "X$1" ]; then
@@ -172,10 +172,11 @@ function check_host()
 }
 
 # useful function to initialize the default log for all scripts
-function init()
+init()
 {
 	if [ "X$LOG_INFO" != "X" ]
 		then
+		test -d `dirname $LOG_INFO` || mkdir -p `dirname $LOG_INFO`
 		test ! -f $LOG_INFO || rm $LOG_INFO
 		touch $LOG_INFO
 		# display all ulimit in the log
@@ -184,12 +185,13 @@ function init()
 
 	if [ "X$LOG_ERROR" != "X" ]
 		then
+		test -d `dirname $LOG_ERROR` || mkdir -p `dirname $LOG_ERROR`
 		test ! -f $LOG_ERROR || rm $LOG_ERROR
 		touch $LOG_ERROR
 	fi
 }
 
-function init_ssh()
+init_ssh()
 {
 	if [ ! -f $SSH_AGENT_FILE ]
 		then
@@ -197,5 +199,4 @@ function init_ssh()
 	fi
 
 	eval `cat $SSH_AGENT_FILE`
-
 }