diff --git a/f4pga/setup.py b/f4pga/setup.py
index 263ad34..b8bb5e2 100644
--- a/f4pga/setup.py
+++ b/f4pga/setup.py
@@ -88,7 +88,11 @@ setuptools_setup(
     package_dir={"f4pga": "."},
     package_data={
         'f4pga': ['*.json', 'platforms/*.json'],
-        'f4pga.wrappers.sh': ['xc7/*.f4pga.sh', 'quicklogic/*.f4pga.sh']
+        'f4pga.wrappers.sh': [
+            'xc7/*.f4pga.sh',
+            'quicklogic/*.f4pga.sh',
+            'quicklogic/env'
+        ]
     },
     classifiers=[],
     python_requires='>=3.6',
diff --git a/f4pga/wrappers/sh/quicklogic/analysis.f4pga.sh b/f4pga/wrappers/sh/quicklogic/analysis.f4pga.sh
index 15232bb..77315ab 100755
--- a/f4pga/wrappers/sh/quicklogic/analysis.f4pga.sh
+++ b/f4pga/wrappers/sh/quicklogic/analysis.f4pga.sh
@@ -18,16 +18,18 @@
 
 set -e
 
-if [ -z $VPRPATH ]; then
-  export VPRPATH="$F4PGA_BIN_DIR"
-  export PYTHONPATH=${VPRPATH}/python:${PYTHONPATH}
-fi
-
+source $(dirname "$0")/env
 source $(dirname "$0")/vpr_common.f4pga.sh
 parse_args $@
 
 export OUT_NOISY_WARNINGS=noisy_warnings-${DEVICE}_analysis.log
 
-run_vpr --analysis --gen_post_synthesis_netlist on --gen_post_implementation_merged_netlist on --post_synth_netlist_unconn_inputs nets --post_synth_netlist_unconn_outputs nets --verify_file_digests off
+run_vpr \
+  --analysis \
+  --gen_post_synthesis_netlist on \
+  --gen_post_implementation_merged_netlist on \
+  --post_synth_netlist_unconn_inputs nets \
+  --post_synth_netlist_unconn_outputs nets \
+  --verify_file_digests off
 
 mv vpr_stdout.log analysis.log
diff --git a/f4pga/wrappers/sh/quicklogic/env b/f4pga/wrappers/sh/quicklogic/env
index 942256c..c2c5f81 100644
--- a/f4pga/wrappers/sh/quicklogic/env
+++ b/f4pga/wrappers/sh/quicklogic/env
@@ -16,10 +16,7 @@
 #
 # SPDX-License-Identifier: Apache-2.0
 
-MYPATH=`realpath $0`
-MYPATH=`dirname ${MYPATH}`
-
 if [ -z $VPRPATH ]; then
-	export VPRPATH=$MYPATH
-	export PYTHONPATH=${VPRPATH}/python:${VPRPATH}/python/prjxray:${PYTHONPATH}
+  export VPRPATH="$F4PGA_BIN_DIR"
+  export PYTHONPATH="${VPRPATH}/python:${PYTHONPATH}"
 fi
diff --git a/f4pga/wrappers/sh/quicklogic/fasm2bels.f4pga.sh b/f4pga/wrappers/sh/quicklogic/fasm2bels.f4pga.sh
index c48707c..ca77997 100755
--- a/f4pga/wrappers/sh/quicklogic/fasm2bels.f4pga.sh
+++ b/f4pga/wrappers/sh/quicklogic/fasm2bels.f4pga.sh
@@ -36,72 +36,54 @@ OUT_PCF=""
 OUT_QCF=""
 
 while true; do
-	case "$1" in
-		-d|--device)
-			DEVICE=$2
-			shift 2
-			;;
-		-P|--part)
-			PART=$2
-			shift 2
-			;;
-		-p|--pcf)
-			PCF=$2
-			shift 2
-			;;
-		-b|--bit)
-			BIT=$2
-			shift 2
-			;;
-		-v|--out-verilog)
-			OUT_VERILOG=$2
-			shift 2
-			;;
-		-o|--out-pcf)
-			OUT_PCF=$2
-			shift 2
-			;;
-		-q|--out-qcf)
-			OUT_QCF=$2
-			shift 2
-			;;
-		--)
-			break
-			;;
-	esac
+  case "$1" in
+    -d|--device)      DEVICE=$2; shift 2 ;;
+    -P|--part)        PART=$2;   shift 2 ;;
+    -p|--pcf)         PCF=$2;    shift 2 ;;
+    -b|--bit)         BIT=$2;    shift 2 ;;
+    -v|--out-verilog) OUT_VERILOG=$2; shift 2 ;;
+    -o|--out-pcf)     OUT_PCF=$2;     shift 2 ;;
+    -q|--out-qcf)     OUT_QCF=$2;     shift 2 ;;
+    --) break ;;
+  esac
 done
 
 if [ -z $DEVICE ]; then
-    echo "Please provide device name"
-	exit 1
+  echo "Please provide device name"
+  exit 1
 fi
 
 if [ -z $BIT ]; then
-	echo "Please provide an input bistream file name"
-	exit 1
+  echo "Please provide an input bistream file name"
+  exit 1
 fi
 
+if ! [[ "$DEVICE" =~ ^(ql-eos-s3|ql-pp3e)$ ]]; then
+  echo "ERROR: Unsupported device '${DEVICE}' for fasm2bels"
+  exit -1
+fi
 
 # $DEVICE is not ql-eos-s3 or ql-pp3e
 if ! [[ "$DEVICE" =~ ^(ql-eos-s3|ql-pp3e)$ ]]; then
-    echo "ERROR: Unsupported device '${DEVICE}' for fasm2bels"
-    exit -1
+  echo "ERROR: Unsupported device '${DEVICE}' for fasm2bels"
+  exit -1
 fi
 
-# Run fasm2bels
-VPR_DB=`readlink -f ${SHARE_DIR_PATH}/arch/${DEVICE}_wlcsp/db_phy.pickle`
-FASM2BELS=`readlink -f ${SHARE_DIR_PATH}/scripts/fasm2bels.py`
-FASM2BELS_DEVICE=${DEVICE/ql-/}
-
-VERILOG_FILE="${OUT_VERILOG:-$BIT.v}"
-PCF_FILE="${OUT_PCF:-$BIT.v.pcf}"
-QCF_FILE="${OUT_QCF:-$BIT.v.qcf}"
-
 if [ ! -z "{PCF}" ]; then
-    PCF_ARGS="--input-pcf ${PCF}"
+  PCF_ARGS="--input-pcf ${PCF}"
 else
-    PCF_ARGS=""
+  PCF_ARGS=""
 fi
 
 echo "Running fasm2bels"
-`which python3` ${FASM2BELS} ${BIT} --phy-db ${VPR_DB} --device-name ${FASM2BELS_DEVICE} --package-name ${PART} --input-type bitstream --output-verilog ${VERILOG_FILE} ${PCF_ARGS} --output-pcf ${PCF_FILE} --output-qcf ${QCF_FILE}
+
+echo "Running fasm2bels"
+`which python3` "`readlink -f ${SHARE_DIR_PATH}/scripts/fasm2bels.py`" "${BIT}" \
+  --phy-db "`readlink -f ${SHARE_DIR_PATH}/arch/${DEVICE}_wlcsp/db_phy.pickle`" \
+  --device-name "${DEVICE/ql-/}" \
+  --package-name "$PART" \
+  --input-type bitstream \
+  --output-verilog "${OUT_VERILOG:-$BIT.v}" \
+  ${PCF_ARGS} \
+  --output-pcf "${OUT_PCF:-$BIT.v.pcf}" \
+  --output-qcf "${OUT_QCF:-$BIT.v.qcf}"
diff --git a/f4pga/wrappers/sh/quicklogic/generate_bitstream.f4pga.sh b/f4pga/wrappers/sh/quicklogic/generate_bitstream.f4pga.sh
index 1027323..da41954 100755
--- a/f4pga/wrappers/sh/quicklogic/generate_bitstream.f4pga.sh
+++ b/f4pga/wrappers/sh/quicklogic/generate_bitstream.f4pga.sh
@@ -18,7 +18,6 @@
 
 set -e
 
-SHARE_DIR_PATH=${SHARE_DIR_PATH:="$F4PGA_SHARE_DIR"}
 OPTS=d:f:r:b:P:
 LONGOPTS=device:,fasm:,format:,bit:,part:
 
@@ -57,16 +56,26 @@ if [ -z $BIT ]; then
   exit 1
 fi
 
-DB_ROOT="$F4PGA_SHARE_DIR"/fasm_database/${DEVICE}
-
-# qlf
 if [[ "$DEVICE" =~ ^(qlf_k4n8.*)$ ]]; then
-    QLF_FASM=`which qlf_fasm`
-    DB_ROOT=`realpath ${SHARE_DIR_PATH}//fasm_database/${DEVICE}`
-    ${QLF_FASM} --db-root ${DB_ROOT} --format ${BIT_FORMAT} --assemble $FASM $BIT
+
+  `which qlf_fasm` \
+    --db-root "${SHARE_DIR_PATH:="$F4PGA_SHARE_DIR"}/fasm_database/${DEVICE}" \
+    --format "$BIT_FORMAT" \
+    --assemble \
+    "$FASM" \
+    "$BIT"
+
 elif [[ "$DEVICE" =~ ^(ql-eos-s3|ql-pp3e)$ ]]; then
-    qlfasm --dev-type ${DEVICE} ${FASM} ${BIT}
+
+  qlfasm \
+    --dev-type \
+    "$DEVICE" \
+    "$FASM" \
+    "$BIT"
+
 else
-    echo "ERROR: Unsupported device '${DEVICE}' for bitstream generation"
-    exit -1
+
+  echo "ERROR: Unsupported device '${DEVICE}' for bitstream generation"
+  exit -1
+
 fi
diff --git a/f4pga/wrappers/sh/quicklogic/generate_constraints.f4pga.sh b/f4pga/wrappers/sh/quicklogic/generate_constraints.f4pga.sh
index a3e463e..90c6b62 100755
--- a/f4pga/wrappers/sh/quicklogic/generate_constraints.f4pga.sh
+++ b/f4pga/wrappers/sh/quicklogic/generate_constraints.f4pga.sh
@@ -29,71 +29,71 @@ CORNER=$7
 PROJECT=$(basename -- "$EBLIF")
 IOPLACE_FILE="${PROJECT%.*}_io.place"
 
-BIN_DIR_PATH=${BIN_DIR_PATH:="$F4PGA_BIN_DIR"}
 SHARE_DIR_PATH=${SHARE_DIR_PATH:="$F4PGA_SHARE_DIR"}
 
 PYTHON3=$(which python3)
 
 if [[ "$DEVICE" =~ ^(qlf_.*)$ ]]; then
+
   if [[ "$DEVICE" =~ ^(qlf_k4n8_qlf_k4n8)$ ]];then
-    DEVICE_1="qlf_k4n8-qlf_k4n8_umc22_$CORNER"
-    DEVICE_2=${DEVICE_1}
+    DEVICE_PATH="qlf_k4n8-qlf_k4n8_umc22_$CORNER"
     PINMAPXML="pinmap_qlf_k4n8_umc22.xml"
   elif [[ "$DEVICE" =~ ^(qlf_k6n10_qlf_k6n10)$ ]];then
-    DEVICE_1="qlf_k6n10-qlf_k6n10_gf12"
-    DEVICE_2=${DEVICE_1}
+    DEVICE_PATH="qlf_k6n10-qlf_k6n10_gf12"
     PINMAPXML="pinmap_qlf_k6n10_gf12.xml"
   else
     echo "ERROR: Unknown qlf device '${DEVICE}'"
     exit -1
   fi
 
-  PINMAP_XML=`realpath ${SHARE_DIR_PATH}/arch/${DEVICE_1}_${DEVICE_1}/${PINMAPXML}`
-  IOGEN=`realpath ${SHARE_DIR_PATH}/scripts/qlf_k4n8_create_ioplace.py`
-
-  ${PYTHON3} ${IOGEN} --pcf $PCF --blif $EBLIF --pinmap_xml $PINMAP_XML --csv_file $PART --net $NET > ${IOPLACE_FILE}
+  "${PYTHON3}" "`realpath ${SHARE_DIR_PATH}/scripts/qlf_k4n8_create_ioplace.py`" \
+    --pcf "$PCF" \
+    --blif "$EBLIF" \
+    --pinmap_xml "`realpath ${SHARE_DIR_PATH}/arch/${DEVICE_PATH}_${DEVICE_PATH}/${PINMAPXML}`" \
+    --csv_file "$PART" \
+    --net "$NET" \
+    > "${IOPLACE_FILE}"
 
 elif [[ "$DEVICE" =~ ^(ql-.*)$ ]]; then
-  DEVICE_1=${DEVICE}
-  DEVICE_2="wlcsp"
 
-  if ! [[ "$PART" =~ ^(PU64|WR42|PD64|WD30)$ ]]; then 
-       PINMAPCSV="pinmap_PD64.csv"
-       CLKMAPCSV="clkmap_PD64.csv"
+  if ! [[ "$PART" =~ ^(PU64|WR42|PD64|WD30)$ ]]; then
+    PINMAPCSV="pinmap_PD64.csv"
+    CLKMAPCSV="clkmap_PD64.csv"
   else
-       PINMAPCSV="pinmap_${PART}.csv"
-       CLKMAPCSV="clkmap_${PART}.csv"
+    PINMAPCSV="pinmap_${PART}.csv"
+    CLKMAPCSV="clkmap_${PART}.csv"
   fi
 
   echo "PINMAP FILE : $PINMAPCSV"
   echo "CLKMAP FILE : $CLKMAPCSV"
 
-  PINMAP=`realpath ${SHARE_DIR_PATH}/arch/${DEVICE_1}_${DEVICE_2}/${PINMAPCSV}`
-  CLKMAP=`realpath ${SHARE_DIR_PATH}/arch/${DEVICE_1}_${DEVICE_2}/${CLKMAPCSV}`
+  DEVICE_PATH="${DEVICE}_wlcsp"
+  PINMAP=`realpath ${SHARE_DIR_PATH}/arch/${DEVICE_PATH}/${PINMAPCSV}`
 
-  IOGEN=`realpath ${SHARE_DIR_PATH}/scripts/pp3_create_ioplace.py`
-  PLACEGEN=`realpath ${SHARE_DIR_PATH}/scripts/pp3_create_place_constraints.py`
+  "${PYTHON3}" `realpath ${SHARE_DIR_PATH}/scripts/pp3_create_ioplace.py` \
+    --pcf "$PCF" \
+    --blif "$EBLIF" \
+    --map "$PINMAP" \
+    --net "$NET" \
+    > ${IOPLACE_FILE}
 
-  PLACE_FILE="${PROJECT%.*}_constraints.place"
-
-  ${PYTHON3} ${IOGEN} --pcf $PCF --blif $EBLIF --map $PINMAP --net $NET > ${IOPLACE_FILE}
-  ${PYTHON3} ${PLACEGEN} --blif $EBLIF --map $CLKMAP -i ${IOPLACE_FILE} > ${PLACE_FILE}
+  "${PYTHON3}" `realpath ${SHARE_DIR_PATH}/scripts/pp3_create_place_constraints.py` \
+    --blif "$EBLIF" \
+    --map "`realpath ${SHARE_DIR_PATH}/arch/${DEVICE_PATH}/${CLKMAPCSV}`" \
+    -i "$IOPLACE_FILE" \
+    > "${PROJECT%.*}_constraints.place"
 
   # EOS-S3 IOMUX configuration
   if [[ "$DEVICE" =~ ^(ql-eos-s3)$ ]]; then
-
-      IOMUXGEN=`realpath ${SHARE_DIR_PATH}/scripts/pp3_eos_s3_iomux_config.py`
-
-      IOMUX_JLINK="${PROJECT%.*}_iomux.jlink"
-      IOMUX_OPENOCD="${PROJECT%.*}_iomux.openocd"
-      IOMUX_BINARY="${PROJECT%.*}_iomux.bin"
-
-      ${PYTHON3} ${IOMUXGEN} --eblif $EBLIF --pcf $PCF --map $PINMAP --output-format=jlink > ${IOMUX_JLINK}
-      ${PYTHON3} ${IOMUXGEN} --eblif $EBLIF --pcf $PCF --map $PINMAP --output-format=openocd > ${IOMUX_OPENOCD}
-      ${PYTHON3} ${IOMUXGEN} --eblif $EBLIF --pcf $PCF --map $PINMAP --output-format=binary > ${IOMUX_BINARY}
+    IOMUXGEN=`realpath ${SHARE_DIR_PATH}/scripts/pp3_eos_s3_iomux_config.py`
+    "${PYTHON3}" "${IOMUXGEN}" --eblif "$EBLIF" --pcf "$PCF" --map "$PINMAP" --output-format=jlink   > "${PROJECT%.*}_iomux.jlink"
+    "${PYTHON3}" "${IOMUXGEN}" --eblif "$EBLIF" --pcf "$PCF" --map "$PINMAP" --output-format=openocd > "${PROJECT%.*}_iomux.openocd"
+    "${PYTHON3}" "${IOMUXGEN}" --eblif "$EBLIF" --pcf "$PCF" --map "$PINMAP" --output-format=binary  > "${PROJECT%.*}_iomux.bin"
   fi
 
 else
-    echo "FIXME: Unsupported device '${DEVICE}'"
-    exit -1
+
+  echo "FIXME: Unsupported device '${DEVICE}'"
+  exit -1
+
 fi
diff --git a/f4pga/wrappers/sh/quicklogic/generate_libfile.f4pga.sh b/f4pga/wrappers/sh/quicklogic/generate_libfile.f4pga.sh
index 579204c..865cc60 100755
--- a/f4pga/wrappers/sh/quicklogic/generate_libfile.f4pga.sh
+++ b/f4pga/wrappers/sh/quicklogic/generate_libfile.f4pga.sh
@@ -35,9 +35,9 @@ ARCH_DIR="$F4PGA_SHARE_DIR"/arch/${DEVICE_1}_${DEVICE_1}
 PINMAP_XML=${ARCH_DIR}/${PINMAPXML}
 
 `which python3` "$F4PGA_SHARE_DIR"/scripts/create_lib.py \
-  -n ${DEV}_0P72_SSM40 \
+  -n "${DEV}_0P72_SSM40" \
   -m fpga_top \
-  -c $PART \
-  -x ${ARCH_DIR}/lib/${INTERFACEXML} \
-  -l ${DEV}_0P72_SSM40.lib \
-  -t ${ARCH_DIR}/lib
+  -c "$PART" \
+  -x "${ARCH_DIR}/lib/${INTERFACEXML}" \
+  -l "${DEV}_0P72_SSM40.lib" \
+  -t "${ARCH_DIR}/lib"
diff --git a/f4pga/wrappers/sh/quicklogic/pack.f4pga.sh b/f4pga/wrappers/sh/quicklogic/pack.f4pga.sh
index 030b6e9..1267520 100755
--- a/f4pga/wrappers/sh/quicklogic/pack.f4pga.sh
+++ b/f4pga/wrappers/sh/quicklogic/pack.f4pga.sh
@@ -18,16 +18,15 @@
 
 set -e
 
-if [ -z $VPRPATH ]; then
-  export VPRPATH="$F4PGA_BIN_DIR"
-  export PYTHONPATH=${VPRPATH}/python:${PYTHONPATH}
-fi
-
+source $(dirname "$0")/env
 source $(dirname "$0")/vpr_common.f4pga.sh
 parse_args $@
 
 export OUT_NOISY_WARNINGS=noisy_warnings-${DEVICE}_pack.log
 
-run_vpr --pack --write_block_usage block_usage.json
+run_vpr \
+  --pack \
+  --write_block_usage \
+  block_usage.json
 
 mv vpr_stdout.log pack.log
diff --git a/f4pga/wrappers/sh/quicklogic/place.f4pga.sh b/f4pga/wrappers/sh/quicklogic/place.f4pga.sh
index 9fdf58f..7cb1950 100755
--- a/f4pga/wrappers/sh/quicklogic/place.f4pga.sh
+++ b/f4pga/wrappers/sh/quicklogic/place.f4pga.sh
@@ -18,11 +18,7 @@
 
 set -e
 
-if [ -z $VPRPATH ]; then
-  export VPRPATH="$F4PGA_BIN_DIR"
-  export PYTHONPATH=${VPRPATH}/python:${PYTHONPATH}
-fi
-
+source $(dirname "$0")/env
 source $(dirname "$0")/vpr_common.f4pga.sh
 parse_args $@
 
diff --git a/f4pga/wrappers/sh/quicklogic/repack.f4pga.sh b/f4pga/wrappers/sh/quicklogic/repack.f4pga.sh
index c9599b1..79a0d82 100755
--- a/f4pga/wrappers/sh/quicklogic/repack.f4pga.sh
+++ b/f4pga/wrappers/sh/quicklogic/repack.f4pga.sh
@@ -18,10 +18,7 @@
 
 set -e
 
-if [ -z $VPRPATH ]; then
-  export VPRPATH="$F4PGA_BIN_DIR"
-fi
-
+source $(dirname "$0")/env
 source $(dirname "$0")/vpr_common.f4pga.sh
 parse_args $@
 
diff --git a/f4pga/wrappers/sh/quicklogic/route.f4pga.sh b/f4pga/wrappers/sh/quicklogic/route.f4pga.sh
index e83f122..effbad2 100755
--- a/f4pga/wrappers/sh/quicklogic/route.f4pga.sh
+++ b/f4pga/wrappers/sh/quicklogic/route.f4pga.sh
@@ -18,11 +18,7 @@
 
 set -e
 
-if [ -z $VPRPATH ]; then
-  export VPRPATH="$F4PGA_BIN_DIR"
-  export PYTHONPATH=${VPRPATH}/python:${PYTHONPATH}
-fi
-
+source $(dirname "$0")/env
 source $(dirname "$0")/vpr_common.f4pga.sh
 parse_args $@
 
diff --git a/f4pga/wrappers/sh/quicklogic/synth.f4pga.sh b/f4pga/wrappers/sh/quicklogic/synth.f4pga.sh
index 1d9dd9a..d21683c 100755
--- a/f4pga/wrappers/sh/quicklogic/synth.f4pga.sh
+++ b/f4pga/wrappers/sh/quicklogic/synth.f4pga.sh
@@ -18,8 +18,9 @@
 
 set -e
 
+source $(dirname "$0")/env
+
 export SHARE_DIR_PATH=${SHARE_DIR_PATH:="$F4PGA_SHARE_DIR"}
-VPRPATH=${VPRPATH:="$F4PGA_BIN_DIR"}
 SPLIT_INOUTS=`realpath ${SHARE_DIR_PATH}/scripts/split_inouts.py`
 CONVERT_OPTS=`realpath ${SHARE_DIR_PATH}/scripts/convert_compile_opts.py`
 
diff --git a/f4pga/wrappers/sh/quicklogic/vpr_common.f4pga.sh b/f4pga/wrappers/sh/quicklogic/vpr_common.f4pga.sh
index f9e7985..f9b87c0 100755
--- a/f4pga/wrappers/sh/quicklogic/vpr_common.f4pga.sh
+++ b/f4pga/wrappers/sh/quicklogic/vpr_common.f4pga.sh
@@ -19,193 +19,160 @@
 SHARE_DIR_PATH=${SHARE_DIR_PATH:="$F4PGA_SHARE_DIR"}
 
 if [ -z $VPR_OPTIONS ]; then
-     echo "Using default VPR options."
-     VPR_OPTIONS="
-       --max_router_iterations 500
-       --routing_failure_predictor off
-       --router_high_fanout_threshold -1
-       --constant_net_method route
-       "
+  echo "Using default VPR options."
+  VPR_OPTIONS="
+    --max_router_iterations 500
+    --routing_failure_predictor off
+    --router_high_fanout_threshold -1
+    --constant_net_method route
+  "
 fi
 
 function parse_args {
 
-     OPTS=d:f:e:p:n:P:j:s:t:c:
-     LONGOPTS=device:,eblif:,pcf:,net:,part:,json:,sdc:,top:,corner:
+  OPTS=d:f:e:p:n:P:j:s:t:c:
+  LONGOPTS=device:,eblif:,pcf:,net:,part:,json:,sdc:,top:,corner:
 
-     PARSED_OPTS=`getopt --options=${OPTS} --longoptions=${LONGOPTS} --name $0 -- $@`
-     eval set -- ${PARSED_OPTS}
+  PARSED_OPTS=`getopt --options=${OPTS} --longoptions=${LONGOPTS} --name $0 -- $@`
+  eval set -- ${PARSED_OPTS}
 
-     DEVICE=""
-     FAMILY=""
-     DEVICE_NAME=""
-     PART=""
-     EBLIF=""
-     PCF=""
-     NET=""
-     SDC=""
-     JSON=""
-     TOP="top"
-     CORNER=""
+  DEVICE=""
+  FAMILY=""
+  DEVICE_NAME=""
+  PART=""
+  EBLIF=""
+  PCF=""
+  NET=""
+  SDC=""
+  JSON=""
+  TOP="top"
+  CORNER=""
 
-     while true; do
-          case "$1" in
-               -d|--device)
-                    DEVICE=$2
-                    shift 2
-                    ;;
-               -f|--family)
-                    FAMILY=$2
-                    shift 2
-                    ;;
-               -e|--eblif)
-                    EBLIF=$2
-                    shift 2
-                    ;;
-               -p|--pcf)
-                    PCF=$2
-                    shift 2
-                    ;;
-               -n|--net)
-                    NET=$2
-                    shift 2
-                    ;;
-               -P|--part)
-                    PART=$2
-                    shift 2
-                    ;;
-               -j|--json)
-                    JSON=$2
-                    shift 2
-                    ;;
-               -s|--sdc)
-                    SDC=$2
-                    shift 2
-                    ;;
-               -t|--top)
-                    TOP=$2
-                    shift 2
-                    ;;
-               -c|--corner)
-                    CORNER=$2
-                    shift 2
-                    ;;
-               --)
-                    break
-                    ;;
-          esac
-     done
+  while true; do
+    case "$1" in
+      -d|--device) DEVICE=$2; shift 2 ;;
+      -f|--family) FAMILY=$2; shift 2 ;;
+      -e|--eblif)  EBLIF=$2;  shift 2 ;;
+      -p|--pcf)    PCF=$2;    shift 2 ;;
+      -n|--net)    NET=$2;    shift 2 ;;
+      -P|--part)   PART=$2;   shift 2 ;;
+      -j|--json)   JSON=$2;   shift 2 ;;
+      -s|--sdc)    SDC=$2;    shift 2 ;;
+      -t|--top)    TOP=$2;    shift 2 ;;
+      -c|--corner) CORNER=$2; shift 2 ;;
+      --) break ;;
+    esac
+  done
 
-     if [ -z $DEVICE ]; then
-          echo "Please provide device name"
-          exit 1
-     fi
+  if [ -z $DEVICE ]; then
+    echo "Please provide device name"
+    exit 1
+  fi
 
-     if [ -z $FAMILY ]; then
-          echo "Please provide device family name"
-          exit 1
-     fi
+  if [ -z $FAMILY ]; then
+    echo "Please provide device family name"
+    exit 1
+  fi
 
-     if [ -z $EBLIF ]; then
-          echo "Please provide blif file name"
-          exit 1
-     fi
+  if [ -z $EBLIF ]; then
+    echo "Please provide blif file name"
+    exit 1
+  fi
 
-     export DEVICE=$DEVICE
-     export FAMILY=$FAMILY
-     export EBLIF=$EBLIF
-     export PCF=$PCF
-     export NET=$NET
-     export SDC=$SDC
-     export JSON=$JSON
-     export CORNER=$CORNER
-     if [[ "$DEVICE" == "qlf_k4n8_qlf_k4n8" ]]; then
-	     DEVICE_1="qlf_k4n8-qlf_k4n8_umc22_${CORNER}"
-	     DEVICE_2=${DEVICE_1}
-     elif [[ "$DEVICE" == "qlf_k6n10_qlf_k6n10" ]];then
-	     DEVICE_1="qlf_k6n10-qlf_k6n10_gf12"
-	     DEVICE_2=${DEVICE_1}
-     else
-	     DEVICE_1=${DEVICE}
-	     DEVICE_2="wlcsp"
-     fi
-     export TOP=$TOP
+  export DEVICE=$DEVICE
+  export FAMILY=$FAMILY
+  export EBLIF=$EBLIF
+  export PCF=$PCF
+  export NET=$NET
+  export SDC=$SDC
+  export JSON=$JSON
+  export CORNER=$CORNER
+  if [[ "$DEVICE" == "qlf_k4n8_qlf_k4n8" ]]; then
+    DEVICE_1="qlf_k4n8-qlf_k4n8_umc22_${CORNER}"
+    DEVICE_2=${DEVICE_1}
+  elif [[ "$DEVICE" == "qlf_k6n10_qlf_k6n10" ]];then
+    DEVICE_1="qlf_k6n10-qlf_k6n10_gf12"
+    DEVICE_2=${DEVICE_1}
+  else
+    DEVICE_1=${DEVICE}
+    DEVICE_2="wlcsp"
+  fi
+  export TOP=$TOP
 
-     export ARCH_DIR=`realpath ${SHARE_DIR_PATH}/arch/${DEVICE_1}_${DEVICE_2}`
-     export ARCH_DEF=${ARCH_DIR}/arch_${DEVICE_1}_${DEVICE_2}.xml
+  export ARCH_DIR=`realpath ${SHARE_DIR_PATH}/arch/${DEVICE_1}_${DEVICE_2}`
+  export ARCH_DEF=${ARCH_DIR}/arch_${DEVICE_1}_${DEVICE_2}.xml
 
-     # qlf* devices use different naming scheme than pp3* ones.
-     export RR_GRAPH=${ARCH_DIR}/${DEVICE_1}.rr_graph.bin
-     if [ ! -f ${RR_GRAPH} ]; then
-	     export RR_GRAPH=${ARCH_DIR}/rr_graph_${DEVICE_1}_${DEVICE_2}.rr_graph.real.bin
-     fi
+  # qlf* devices use different naming scheme than pp3* ones.
+  export RR_GRAPH=${ARCH_DIR}/${DEVICE_1}.rr_graph.bin
+  if [ ! -f ${RR_GRAPH} ]; then
+    export RR_GRAPH=${ARCH_DIR}/rr_graph_${DEVICE_1}_${DEVICE_2}.rr_graph.real.bin
+  fi
 
-     export PLACE_DELAY=${ARCH_DIR}/rr_graph_${DEVICE_1}_${DEVICE_2}.place_delay.bin
-     export ROUTE_DELAY=${ARCH_DIR}/rr_graph_${DEVICE_1}_${DEVICE_2}.lookahead.bin
+  export PLACE_DELAY=${ARCH_DIR}/rr_graph_${DEVICE_1}_${DEVICE_2}.place_delay.bin
+  export ROUTE_DELAY=${ARCH_DIR}/rr_graph_${DEVICE_1}_${DEVICE_2}.lookahead.bin
 
-     export DEVICE_NAME=${DEVICE_1}
+  export DEVICE_NAME=${DEVICE_1}
 
-     if [[ "$DEVICE" == "qlf_k4n8_qlf_k4n8" ]]; then
-	     VPR_OPTIONS="$VPR_OPTIONS
-	     --route_chan_width 10
-	     --clock_modeling ideal
-	     --place_delta_delay_matrix_calculation_method dijkstra
-	     --place_delay_model delta_override
-	     --router_lookahead extended_map
-	     --allow_dangling_combinational_nodes on
-	     --absorb_buffer_luts off"
-     else
-	     VPR_OPTIONS="$VPR_OPTIONS
-	     --route_chan_width 100
-	     --clock_modeling route
-	     --place_delay_model delta_override
-	     --router_lookahead extended_map
-	     --check_route quick
-	     --strict_checks off
-	     --allow_dangling_combinational_nodes on
-	     --disable_errors check_unbuffered_edges:check_route
-	     --congested_routing_iteration_threshold 0.8
-	     --incremental_reroute_delay_ripup off
-	     --base_cost_type delay_normalized_length_bounded
-	     --bb_factor 10
-	     --initial_pres_fac 4.0
-	     --check_rr_graph off
-	     --pack_high_fanout_threshold PB-LOGIC:18
-	     --suppress_warnings ${OUT_NOISY_WARNINGS},sum_pin_class:check_unbuffered_edges:load_rr_indexed_data_T_values:check_rr_node:trans_per_R:check_route:set_rr_graph_tool_comment"
-     fi
+  if [[ "$DEVICE" == "qlf_k4n8_qlf_k4n8" ]]; then
+    VPR_OPTIONS="$VPR_OPTIONS
+    --route_chan_width 10
+    --clock_modeling ideal
+    --place_delta_delay_matrix_calculation_method dijkstra
+    --place_delay_model delta_override
+    --router_lookahead extended_map
+    --allow_dangling_combinational_nodes on
+    --absorb_buffer_luts off"
+  else
+    VPR_OPTIONS="$VPR_OPTIONS
+    --route_chan_width 100
+    --clock_modeling route
+    --place_delay_model delta_override
+    --router_lookahead extended_map
+    --check_route quick
+    --strict_checks off
+    --allow_dangling_combinational_nodes on
+    --disable_errors check_unbuffered_edges:check_route
+    --congested_routing_iteration_threshold 0.8
+    --incremental_reroute_delay_ripup off
+    --base_cost_type delay_normalized_length_bounded
+    --bb_factor 10
+    --initial_pres_fac 4.0
+    --check_rr_graph off
+    --pack_high_fanout_threshold PB-LOGIC:18
+    --suppress_warnings ${OUT_NOISY_WARNINGS},sum_pin_class:check_unbuffered_edges:load_rr_indexed_data_T_values:check_rr_node:trans_per_R:check_route:set_rr_graph_tool_comment"
+  fi
 }
 
 function run_vpr {
-     set -e
+  set -e
 
-     SDC_OPTIONS=""
-     if [ ! -z $SDC ]
-     then
-          SDC_OPTIONS="--sdc_file $SDC"
-     fi
+  SDC_OPTIONS=""
+  if [ ! -z $SDC ]; then
+     SDC_OPTIONS="--sdc_file $SDC"
+  fi
 
-     `which vpr` ${ARCH_DEF} \
-         ${EBLIF} \
-         --read_rr_graph ${RR_GRAPH} \
-         --device ${DEVICE_NAME} \
-         ${VPR_OPTIONS} \
-         --read_router_lookahead ${ROUTE_DELAY} \
-         --read_placement_delay_lookup ${PLACE_DELAY} \
-         ${SDC_OPTIONS} \
-         $@
+  "`which vpr`" ${ARCH_DEF} \
+    ${EBLIF} \
+    --read_rr_graph ${RR_GRAPH} \
+    --device ${DEVICE_NAME} \
+    ${VPR_OPTIONS} \
+    --read_router_lookahead ${ROUTE_DELAY} \
+    --read_placement_delay_lookup ${PLACE_DELAY} \
+    ${SDC_OPTIONS} \
+    $@
 
-     return $?
+  return $?
 }
 
 function run_genfasm {
-     set -e
+  set -e
 
-     `which genfasm` ${ARCH_DEF} \
-         ${EBLIF} \
-         --device ${DEVICE_NAME} \
-         ${VPR_OPTIONS} \
-         --read_rr_graph ${RR_GRAPH} \
-         $@
+  "`which genfasm`" ${ARCH_DEF} \
+    ${EBLIF} \
+    --device ${DEVICE_NAME} \
+    ${VPR_OPTIONS} \
+    --read_rr_graph ${RR_GRAPH} \
+    $@
 
-     return $?
+  return $?
 }
diff --git a/f4pga/wrappers/sh/quicklogic/write_fasm.f4pga.sh b/f4pga/wrappers/sh/quicklogic/write_fasm.f4pga.sh
index e0623d2..3e713dd 100755
--- a/f4pga/wrappers/sh/quicklogic/write_fasm.f4pga.sh
+++ b/f4pga/wrappers/sh/quicklogic/write_fasm.f4pga.sh
@@ -18,11 +18,7 @@
 
 set -e
 
-if [ -z $VPRPATH ]; then
-  export VPRPATH="$F4PGA_BIN_DIR"
-  export PYTHONPATH=${VPRPATH}/python:${PYTHONPATH}
-fi
-
+source $(dirname "$0")/env
 source $(dirname "$0")/vpr_common.f4pga.sh
 parse_args "$@"