mass_profile: merge 'calc_lx_{d,}beta.sh' => 'calc_lxfx.sh'

* Rename 'calc_lxfx_simple.sh' to 'calc_lxfx_wrapper.sh'
* Update 'calc_lxfx_wrapper.sh' accordingly
* Update README.md accordingly

4 files changed, 186 insertions, 331 deletions

diff --git a/mass_profile/calc_lx_beta.sh b/mass_profile/calc_lx_beta.sh
deleted file mode 100755
index b007b4f..0000000
--- a/mass_profile/calc_lx_beta.sh
+++ /dev/null
@@ -1,161 +0,0 @@
-#!/bin/sh
-
-echo "### \$#: $#"
-echo "### `pwd -P`"
-if [ $# -gt 1 ]
-then
-    :
-else
-    echo "Usage:$0 <cfg file> <rout in kpc> [c]"
-    echo "If central value only, append a \"c\""
-    exit
-fi
-export PATH="/usr/local/bin:/usr/bin:/bin:$PATH"
-export PGPLOT_FONT="${HEADAS}/lib/grfont.dat"
-
-# blist file
-# (energy bands to calc cooling function data)
-BLIST="blist.txt"
-[ -e "${BLIST}" ] && mv -f ${BLIST} ${BLIST}_bak
-cat > ${BLIST} << _EOF_
-bolo
-0.7 7
-0.1 2.4
-_EOF_
-
-cfg_file=$1
-rout=$2
-base_path=`dirname $0`
-echo $base_path
-#initialize sbp config file
-sbp_cfg=`grep '^sbp_cfg' $cfg_file|awk '{print $2}'`
-#initialize profile type name
-t_profile_type=`grep '^t_profile' $cfg_file|awk '{print $2}'`
-#initialize data file name
-t_data_file=`grep '^t_data_file' $cfg_file|awk '{print $2}'`
-#initialize sbp data file
-sbp_data_file=`grep '^sbp_file' $sbp_cfg | awk '{ print $2 }'`
-#initialize the temperature profile file
-T_file=`grep '^T_file' $sbp_cfg|awk '{print $2}'`
-#initialize the rmin_kpc for nfw mass profile fitting
-nfw_rmin_kpc=`grep '^nfw_rmin_kpc' $cfg_file|awk '{print $2}'`
-#echo $t_profile_type
-cm_per_pixel=`grep '^cm_per_pixel' $sbp_cfg|awk '{print $2}'`
-da=`python -c "print($cm_per_pixel/(.492/3600/180*3.1415926))"`
-
-#determine which temperature profile to be used, and fit the T profile
-if [ "$t_profile_type" = "wang2012" ]; then
-    t_param_file=`grep t_param_file $cfg_file|awk '{print $2}'`
-    $base_path/fit_wang2012_model $t_data_file $t_param_file $cm_per_pixel 2> /dev/null
-    mv -f wang2012_dump.qdp ${T_file}
-else
-    echo temperature profile name invalid!
-    exit
-fi
-
-cfunc_file=`grep '^cfunc_file' ${sbp_cfg} |awk '{print $2}'`
-z=`grep  '^z' ${sbp_cfg}|awk '{print $2}'`
-dl=`python -c "print($da*(1+$z)**2)"`
-abund=`grep '^abund' ${cfg_file} |awk '{print $2}'`
-nh=`grep '^nh' ${cfg_file} |awk '{print $2}'`
-$base_path/coolfunc_calc.sh ${T_file} $abund $nh $z $cfunc_file
-#$base_path/coolfunc_calc_bolo.sh ${T_file} $abund $nh $z cfunc_bolo.dat
-#$base_path/coolfunc_calc_0.7-7.sh ${T_file} $abund $nh $z cfunc_0.7-7.dat
-#$base_path/coolfunc_calc_0.1-2.4.sh ${T_file} $abund $nh $z cfunc_0.1-2.4.dat
-$base_path/coolfunc_calc_erg.sh ${T_file} $abund $nh $z "cfunc_" ${BLIST}
-mv flux_cnt_ratio.txt flux_cnt_ratio_center.txt
-#fit sbp
-prog="calc_lx_beta"
-lx_res="lx_beta_param.txt"
-$base_path/${prog} $sbp_cfg  $rout cfunc_bolo.dat cfunc_0.7-7.dat cfunc_0.1-2.4.dat 2> /dev/null
-LX1=`grep 'Lx1' $lx_res |awk '{print $2}'` 
-LX2=`grep 'Lx2' $lx_res |awk '{print $2}'` 
-LX3=`grep 'Lx3' $lx_res |awk '{print $2}'` 
-FX1=`grep 'Fx1' $lx_res |awk '{print $2}'` 
-FX2=`grep 'Fx2' $lx_res |awk '{print $2}'` 
-FX3=`grep 'Fx3' $lx_res |awk '{print $2}'` 
-
-echo $LX1 $LX2 $LX3 >summary_lx.dat
-echo $FX1 $FX2 $FX3 >summary_fx.dat
-echo $cfunc_file
-#exit
-
-#store central value
-mv ${lx_res} ${lx_res%.txt}_center.txt
-mv lx_sbp_fit.qdp lx_sbp_fit_center.qdp
-mv lx_rho_fit.dat lx_rho_fit_center.dat
-
-#rm -f summary_lx.dat
-#calculate cooling time
-#echo $dl
-
-## calculate center values
-if [ $# -eq 3 ]; then
-    $base_path/analyze_lx.py
-    $base_path/analyze_fx.py
-    exit 0
-fi
-
-
-###########################################################
-#100 times of Monte-carlo simulation to determine error
-#just repeat above steps
-for i in `seq 1 100`; do
-    echo $t_data_file
-    $base_path/shuffle_T.py $t_data_file temp_shuffled_t.dat
-    $base_path/shuffle_sbp.py $sbp_data_file temp_shuffled_sbp.dat
-    #t_data_file=temp_shuffled_t.dat
-    #exit
-
-    if [ "$t_profile_type" = "wang2012" ]; then
-	t_param_file=`grep t_param_file $cfg_file|awk '{print $2}'`
-	$base_path/fit_wang2012_model temp_shuffled_t.dat $t_param_file $cm_per_pixel 2> /dev/null
-	mv -f wang2012_dump.qdp ${T_file}
-    else
-	echo temperature profile name invalid!
-	exit
-    fi
-
-    echo >temp_sbp.cfg
-    
-    cat $sbp_cfg | while read l; do
-        if echo $l|grep sbp_file >/dev/null
-        then
-            echo sbp_file temp_shuffled_sbp.dat >>temp_sbp.cfg
-        elif echo $l|grep T_file >/dev/null
-        then
-            echo T_file ${T_file} >>temp_sbp.cfg
-        else
-            echo $l >>temp_sbp.cfg
-        fi
-    done
-
-    #exit
-
-    echo "### `pwd -P`"
-    echo "### $i ###"
-
-    $base_path/coolfunc_calc.sh ${T_file} $abund $nh $z $cfunc_file
-    #$base_path/coolfunc_calc_bolo.sh ${T_file} $abund $nh $z cfunc_bolo.dat
-    #$base_path/coolfunc_calc_0.7-7.sh ${T_file} $abund $nh $z cfunc_0.7-7.dat
-    #$base_path/coolfunc_calc_0.1-2.4.sh ${T_file} $abund $nh $z cfunc_0.1-2.4.dat
-    $base_path/coolfunc_calc_erg.sh ${T_file} $abund $nh $z "cfunc_" ${BLIST}
-    $base_path/$prog temp_sbp.cfg $rout cfunc_bolo.dat cfunc_0.7-7.dat cfunc_0.1-2.4.dat 2> /dev/null
-    #grep Lx $lx_res |awk '{print $2}' >>summary_lx.dat
-    LX1=`grep 'Lx1' $lx_res |awk '{print $2}'` 
-    LX2=`grep 'Lx2' $lx_res |awk '{print $2}'` 
-    LX3=`grep 'Lx3' $lx_res |awk '{print $2}'` 
-    FX1=`grep 'Fx1' $lx_res |awk '{print $2}'` 
-    FX2=`grep 'Fx2' $lx_res |awk '{print $2}'` 
-    FX3=`grep 'Fx3' $lx_res |awk '{print $2}'` 
-
-    echo $LX1 $LX2 $LX3 >>summary_lx.dat
-    echo $FX1 $FX2 $FX3 >>summary_fx.dat
-done # end of 'for'
-
-# analyze lx & fx
-$base_path/analyze_lx.py
-$base_path/analyze_fx.py
-
-exit 0
-
diff --git a/mass_profile/calc_lx_dbeta.sh b/mass_profile/calc_lx_dbeta.sh
deleted file mode 100755
index 104e4b3..0000000
--- a/mass_profile/calc_lx_dbeta.sh
+++ /dev/null
@@ -1,161 +0,0 @@
-#!/bin/sh
-
-echo "### \$#: $#"
-echo "### `pwd -P`"
-if [ $# -gt 1 ]
-then
-    :
-else
-    echo "Usage:$0 <cfg file> <rout in kpc> [c]"
-    echo "If central value only, append a \"c\""
-    exit
-fi
-export PATH="/usr/local/bin:/usr/bin:/bin:$PATH"
-export PGPLOT_FONT="${HEADAS}/lib/grfont.dat"
-
-# blist file
-# (energy bands to calc cooling function data)
-BLIST="blist.txt"
-[ -e "${BLIST}" ] && mv -f ${BLIST} ${BLIST}_bak
-cat > ${BLIST} << _EOF_
-bolo
-0.7 7
-0.1 2.4
-_EOF_
-
-cfg_file=$1
-rout=$2
-base_path=`dirname $0`
-echo $base_path
-#initialize sbp config file
-sbp_cfg=`grep '^sbp_cfg' $cfg_file|awk '{print $2}'`
-#initialize profile type name
-t_profile_type=`grep '^t_profile' $cfg_file|awk '{print $2}'`
-#initialize data file name
-t_data_file=`grep '^t_data_file' $cfg_file|awk '{print $2}'`
-#initialize sbp data file
-sbp_data_file=`grep '^sbp_file' $sbp_cfg | awk '{ print $2 }'`
-#initialize the temperature profile file
-T_file=`grep '^T_file' $sbp_cfg|awk '{print $2}'`
-#initialize the rmin_kpc for nfw mass profile fitting
-nfw_rmin_kpc=`grep '^nfw_rmin_kpc' $cfg_file|awk '{print $2}'`
-#echo $t_profile_type
-cm_per_pixel=`grep '^cm_per_pixel' $sbp_cfg|awk '{print $2}'`
-da=`python -c "print($cm_per_pixel/(.492/3600/180*3.1415926))"`
-
-#determine which temperature profile to be used, and fit the T profile
-if [ "$t_profile_type" = "wang2012" ]; then
-    t_param_file=`grep t_param_file $cfg_file|awk '{print $2}'`
-    $base_path/fit_wang2012_model $t_data_file $t_param_file $cm_per_pixel 2> /dev/null
-    mv -f wang2012_dump.qdp ${T_file}
-else
-    echo temperature profile name invalid!
-    exit
-fi
-
-cfunc_file=`grep '^cfunc_file' ${sbp_cfg} |awk '{print $2}'`
-z=`grep  '^z' ${sbp_cfg}|awk '{print $2}'`
-dl=`python -c "print($da*(1+$z)**2)"`
-abund=`grep '^abund' ${cfg_file} |awk '{print $2}'`
-nh=`grep '^nh' ${cfg_file} |awk '{print $2}'`
-$base_path/coolfunc_calc.sh ${T_file} $abund $nh $z $cfunc_file
-#$base_path/coolfunc_calc_bolo.sh ${T_file} $abund $nh $z cfunc_bolo.dat
-#$base_path/coolfunc_calc_0.7-7.sh ${T_file} $abund $nh $z cfunc_0.7-7.dat
-#$base_path/coolfunc_calc_0.1-2.4.sh ${T_file} $abund $nh $z cfunc_0.1-2.4.dat
-$base_path/coolfunc_calc_erg.sh ${T_file} $abund $nh $z "cfunc_" ${BLIST}
-mv flux_cnt_ratio.txt flux_cnt_ratio_center.txt
-#fit sbp
-prog="calc_lx_dbeta"
-lx_res="lx_dbeta_param.txt"
-$base_path/${prog} $sbp_cfg  $rout cfunc_bolo.dat cfunc_0.7-7.dat cfunc_0.1-2.4.dat 2> /dev/null
-LX1=`grep 'Lx1' $lx_res |awk '{print $2}'` 
-LX2=`grep 'Lx2' $lx_res |awk '{print $2}'` 
-LX3=`grep 'Lx3' $lx_res |awk '{print $2}'` 
-FX1=`grep 'Fx1' $lx_res |awk '{print $2}'` 
-FX2=`grep 'Fx2' $lx_res |awk '{print $2}'` 
-FX3=`grep 'Fx3' $lx_res |awk '{print $2}'` 
-
-echo $LX1 $LX2 $LX3 >summary_lx.dat
-echo $FX1 $FX2 $FX3 >summary_fx.dat
-echo $cfunc_file
-#exit
-
-#store central value
-mv ${lx_res} ${lx_res%.txt}_center.txt
-mv lx_sbp_fit.qdp lx_sbp_fit_center.qdp
-mv lx_rho_fit.dat lx_rho_fit_center.dat
-
-#rm -f summary_lx.dat
-#calculate cooling time
-#echo $dl
-
-## calculate center values
-if [ $# -eq 3 ]; then
-    $base_path/analyze_lx.py
-    $base_path/analyze_fx.py
-    exit 0
-fi
-
-
-###########################################################
-#100 times of Monte-carlo simulation to determine error
-#just repeat above steps
-for i in `seq 1 100`; do
-    echo $t_data_file
-    $base_path/shuffle_T.py $t_data_file temp_shuffled_t.dat
-    $base_path/shuffle_sbp.py $sbp_data_file temp_shuffled_sbp.dat
-    #t_data_file=temp_shuffled_t.dat
-    #exit
-
-    if [ "$t_profile_type" = "wang2012" ]; then
-	t_param_file=`grep t_param_file $cfg_file|awk '{print $2}'`
-	$base_path/fit_wang2012_model temp_shuffled_t.dat $t_param_file $cm_per_pixel 2> /dev/null
-	mv -f wang2012_dump.qdp ${T_file}
-    else
-	echo temperature profile name invalid!
-	exit
-    fi
-
-    echo >temp_sbp.cfg
-    
-    cat $sbp_cfg | while read l; do
-        if echo $l|grep sbp_file >/dev/null
-        then
-            echo sbp_file temp_shuffled_sbp.dat >>temp_sbp.cfg
-        elif echo $l|grep T_file >/dev/null
-        then
-            echo T_file ${T_file} >>temp_sbp.cfg
-        else
-            echo $l >>temp_sbp.cfg
-        fi
-    done
-
-    #exit
-
-    echo "### `pwd -P`"
-    echo "### $i ###"
-
-    $base_path/coolfunc_calc.sh ${T_file} $abund $nh $z $cfunc_file
-    #$base_path/coolfunc_calc_bolo.sh ${T_file} $abund $nh $z cfunc_bolo.dat
-    #$base_path/coolfunc_calc_0.7-7.sh ${T_file} $abund $nh $z cfunc_0.7-7.dat
-    #$base_path/coolfunc_calc_0.1-2.4.sh ${T_file} $abund $nh $z cfunc_0.1-2.4.dat
-    $base_path/coolfunc_calc_erg.sh ${T_file} $abund $nh $z "cfunc_" ${BLIST}
-    $base_path/$prog temp_sbp.cfg $rout cfunc_bolo.dat cfunc_0.7-7.dat cfunc_0.1-2.4.dat 2> /dev/null
-    #grep Lx $lx_res |awk '{print $2}' >>summary_lx.dat
-    LX1=`grep 'Lx1' $lx_res |awk '{print $2}'` 
-    LX2=`grep 'Lx2' $lx_res |awk '{print $2}'` 
-    LX3=`grep 'Lx3' $lx_res |awk '{print $2}'` 
-    FX1=`grep 'Fx1' $lx_res |awk '{print $2}'` 
-    FX2=`grep 'Fx2' $lx_res |awk '{print $2}'` 
-    FX3=`grep 'Fx3' $lx_res |awk '{print $2}'` 
-
-    echo $LX1 $LX2 $LX3 >>summary_lx.dat
-    echo $FX1 $FX2 $FX3 >>summary_fx.dat
-done # end of 'for'
-
-# analyze lx & fx
-$base_path/analyze_lx.py
-$base_path/analyze_fx.py
-
-exit 0
-
diff --git a/mass_profile/calc_lxfx.sh b/mass_profile/calc_lxfx.sh
new file mode 100755
index 0000000..a943a42
--- /dev/null
+++ b/mass_profile/calc_lxfx.sh
@@ -0,0 +1,176 @@
+#!/bin/sh
+#
+# Wrapper script used to calculate the luminosity (Lx) and flux (Fx) data,
+# which invokes the programming 'calc_lx_beta' (single-beta SBP) or
+# 'calc_lx_dbeta' (double-beta SBP).
+#
+# Output:
+#   * lx_result.txt
+#   * fx_result.txt
+#
+# Author: Junhua GU
+# Created: 2013-06-24
+#
+# Weitian LI
+# 2016-06-07
+#
+
+if [ $# -eq 2 ] || [ $# -eq 3 ]; then
+    :
+else
+    echo "usage:"
+    echo "    `basename $0` <global.cfg> <rout_kpc> [c]"
+    echo ""
+    echo "arguments:"
+    echo "    <global.cfg>: main config file used for mass calculation"
+    echo "    <rout_kpc>: outer/cut radius within which to calculate Lx & Fx"
+    echo "                e.g., r500, r200 (unit: kpc)"
+    echo "    [c]: optional; if specified, do not calculate the errors"
+    exit 1
+fi
+export PATH="/usr/local/bin:/usr/bin:/bin:$PATH"
+export PGPLOT_FONT="${HEADAS}/lib/grfont.dat"
+
+cfg_file="$1"
+rout="$2"
+case "$3" in
+    [cC])
+        F_C="YES"
+        ;;
+    *)
+        F_C="NO"
+        ;;
+esac
+
+base_path=$(dirname $(realpath $0))
+
+## Extract settings/values from the config file
+# model name of the temperature profile
+t_profile_type=`grep '^t_profile' $cfg_file | awk '{ print $2 }'`
+# parameter file for temperature profile fitting
+t_param_file=`grep '^t_param_file' $cfg_file | awk '{ print $2 }'`
+# data points of the temperature profile
+t_data_file=`grep '^t_data_file' $cfg_file | awk '{ print $2 }'`
+# config file for SBP fitting
+sbp_cfg=`grep '^sbp_cfg' $cfg_file | awk '{ print $2 }'`
+# SBP flux data
+sbp_data_file=`grep '^sbp_file' $sbp_cfg | awk '{ print $2 }'`
+# fitted temperature profile
+T_file=`grep '^T_file' $sbp_cfg | awk '{ print $2 }'`
+# filename of the cooling function data
+cfunc_file=`grep '^cfunc_file' $sbp_cfg |awk '{ print $2 }'`
+nfw_rmin_kpc=`grep '^nfw_rmin_kpc' $cfg_file | awk '{ print $2 }'`
+cm_per_pixel=`grep '^cm_per_pixel' $sbp_cfg | awk '{ print $2 }'`
+z=`grep '^z' $sbp_cfg | awk '{ print $2 }'`
+nh=`grep '^nh' $cfg_file |awk '{ print $2 }'`
+abund=`grep '^abund' $cfg_file |awk '{ print $2 }'`
+da=`python -c "print($cm_per_pixel/(0.492/3600/180*3.1415926))"`
+dl=`python -c "print($da*(1+$z)**2)"`
+
+if grep -q '^beta2' $sbp_cfg; then
+    MODEL="dbeta"
+else
+    MODEL="beta"
+fi
+
+if [ "$t_profile_type" = "wang2012" ]; then
+    ${base_path}/fit_wang2012_model $t_data_file $t_param_file $cm_per_pixel 2> /dev/null
+    mv -f wang2012_dump.qdp ${T_file}
+else
+    echo "ERROR: unsupported temperature profile: ${t_profile_type}"
+    exit 11
+fi
+
+# energy bands for which the cooling function data will be calculated
+BLIST="blist.txt"
+[ -e "${BLIST}" ] && mv -f ${BLIST} ${BLIST}_bak
+cat > ${BLIST} << _EOF_
+bolo
+0.7 7
+0.1 2.4
+_EOF_
+
+${base_path}/coolfunc_calc.sh ${T_file} $abund $nh $z $cfunc_file
+${base_path}/coolfunc_calc_erg.sh ${T_file} $abund $nh $z "cfunc_" ${BLIST}
+mv flux_cnt_ratio.txt flux_cnt_ratio_center.txt
+
+PROG="calc_lx_${MODEL}"
+LXF_RES="lx_${MODEL}_param.txt"
+${base_path}/${PROG} ${sbp_cfg} ${rout} \
+            cfunc_bolo.dat \
+            cfunc_0.7-7.dat \
+            cfunc_0.1-2.4.dat 2> /dev/null
+LX1=`grep '^Lx1' ${LX_RES} | awk '{ print $2 }'`
+LX2=`grep '^Lx2' ${LX_RES} | awk '{ print $2 }'`
+LX3=`grep '^Lx3' ${LX_RES} | awk '{ print $2 }'`
+FX1=`grep '^Fx1' ${LX_RES} | awk '{ print $2 }'`
+FX2=`grep '^Fx2' ${LX_RES} | awk '{ print $2 }'`
+FX3=`grep '^Fx3' ${LX_RES} | awk '{ print $2 }'`
+
+echo $LX1 $LX2 $LX3 >summary_lx.dat
+echo $FX1 $FX2 $FX3 >summary_fx.dat
+
+# save the calculated central values
+mv ${LX_RES} ${LX_RES%.txt}_center.txt
+mv lx_sbp_fit.qdp lx_sbp_fit_center.qdp
+mv lx_rho_fit.dat lx_rho_fit_center.dat
+
+# only calculate the central values
+if [ "${F_C}" = "YES" ]; then
+    echo "Calculate the central values only ..."
+    ${base_path}/analyze_lx.py
+    ${base_path}/analyze_fx.py
+    exit 0
+fi
+
+
+###########################################################
+# Estimate the errors of Lx and Fx by Monte Carlo simulation
+MC_TIMES=100
+for i in `seq 1 ${MC_TIMES}`; do
+    $base_path/shuffle_T.py $t_data_file temp_shuffled_t.dat
+    $base_path/shuffle_sbp.py $sbp_data_file temp_shuffled_sbp.dat
+
+    if [ "$t_profile_type" = "wang2012" ]; then
+        ${base_path}/fit_wang2012_model temp_shuffled_t.dat $t_param_file $cm_per_pixel 2> /dev/null
+        mv -f wang2012_dump.qdp ${T_file}
+    else
+        echo "ERROR: unsupported temperature profile: ${t_profile_type}"
+        exit 11
+    fi
+
+    echo >temp_sbp.cfg
+    cat ${sbp_cfg} | while read l; do
+        if echo "${l}" | grep -q '^sbp_file' >/dev/null; then
+            echo "sbp_file  temp_shuffled_sbp.dat" >>temp_sbp.cfg
+        elif echo "${l}" | grep -q '^T_file' >/dev/null; then
+            echo "T_file  ${T_file}" >>temp_sbp.cfg
+        else
+            echo "${l}" >>temp_sbp.cfg
+        fi
+    done
+
+    echo "### `pwd -P`"
+    echo "### $i ###"
+    ${base_path}/coolfunc_calc.sh ${T_file} $abund $nh $z $cfunc_file
+    ${base_path}/coolfunc_calc_erg.sh ${T_file} $abund $nh $z "cfunc_" ${BLIST}
+    ${base_path}/${PROG} temp_sbp.cfg ${rout} \
+                cfunc_bolo.dat \
+                cfunc_0.7-7.dat \
+                cfunc_0.1-2.4.dat 2> /dev/null
+    LX1=`grep '^Lx1' ${LX_RES} | awk '{ print $2 }'`
+    LX2=`grep '^Lx2' ${LX_RES} | awk '{ print $2 }'`
+    LX3=`grep '^Lx3' ${LX_RES} | awk '{ print $2 }'`
+    FX1=`grep '^Fx1' ${LX_RES} | awk '{ print $2 }'`
+    FX2=`grep '^Fx2' ${LX_RES} | awk '{ print $2 }'`
+    FX3=`grep '^Fx3' ${LX_RES} | awk '{ print $2 }'`
+
+    echo $LX1 $LX2 $LX3 >>summary_lx.dat
+    echo $FX1 $FX2 $FX3 >>summary_fx.dat
+done # end of 'for'
+
+# analyze lx & fx
+${base_path}/analyze_lx.py
+${base_path}/analyze_fx.py
+
+exit 0
diff --git a/mass_profile/calc_lxfx_simple.sh b/mass_profile/calc_lxfx_wrapper.sh
index 4b6d632..7dea0d0 100755
--- a/mass_profile/calc_lxfx_simple.sh
+++ b/mass_profile/calc_lxfx_wrapper.sh
@@ -1,12 +1,12 @@
 #!/bin/sh
 #
-###########################################################
-# to calculate the Lx Fx data
-# based on 'loop_lx.sh', but to calculate one src per time
+# Calculate the Lx & Fx data.
+#
+# Based on 'loop_lx.sh', but only process one source
+#
+# Weitian LI
+# 2013-10-30
 #
-# LIweitiaNux
-# 2013/10/30
-###########################################################
 
 
 full_path=`readlink -f $0`
@@ -42,8 +42,10 @@ fi
 
 if [ ! -r "${cfg_file}" ]; then
     printf "ERROR: global cfg not accessible\n"
+    exit 11
 elif [ ! -r "${pre_results}" ]; then
     printf "ERROR: previous '${pre_results}' not accessible\n"
+    exit 12
 else
     sbp_cfg=`grep '^sbp_cfg' $cfg_file | awk '{ print $2 }'`
     ##
@@ -57,11 +59,11 @@ else
         if [ "${F_C}" = "YES" ]; then
             lx_res="lx_result_${delta}_c.txt"
             fx_res="fx_result_${delta}_c.txt"
-            CMD="$base_dir/calc_lx_${MODEL}.sh $cfg_file $rout c"
+            CMD="$base_dir/calc_lxfx.sh $cfg_file $rout c"
         else
             lx_res="lx_result_${delta}.txt"
             fx_res="fx_result_${delta}.txt"
-            CMD="$base_dir/calc_lx_${MODEL}.sh $cfg_file $rout"
+            CMD="$base_dir/calc_lxfx.sh $cfg_file $rout"
         fi
         [ -e "${lx_res}" ] && mv -f ${lx_res} ${lx_res}_bak
         [ -e "${fx_res}" ] && mv -f ${fx_res} ${fx_res}_bak
@@ -72,4 +74,3 @@ else
 fi
 
 exit 0
-