fixed remove_preamble_license script

#!/bin/bash

# Remove license preamble from all OCLADock source and header files

# if license preamble is present

# license preamble

LICENSE_PREAMBLE="./preamble_license"

# kernel-header files

KRNL_HEADER_DIR="./common"

KRNL_HEADERS="$KRNL_HEADER_DIR/*.h"

# kernel-source files

KRNL_SOURCE_DIR="./device"

KRNL_SOURCES="$KRNL_SOURCE_DIR/*.cl"

# host-header files

HOST_HEADER_DIR="./host/inc"

HOST_HEADERS="$HOST_HEADER_DIR/*.h"

# host-source files

HOST_SOURCE_DIR="./host/src"

HOST_SOURCES="$HOST_SOURCE_DIR/*.cpp"

# full list of source files

#OCLADOCK_SOURCE="$KRNL_HEADER_DIR/*.h $KRNL_SOURCE_DIR/*.cl $HOST_HEADER_DIR/*.h $HOST_SOURCE_DIR/*.cpp"

OCLADOCK_SOURCE="$KRNL_HEADERS $KRNL_SOURCES $HOST_HEADERS $HOST_SOURCES"

# Print variables

#echo $KRNL_HEADER_DIR/*.h

#echo $KRNL_SOURCE_DIR/*.cl

#echo $HOST_HEADER_DIR/*.h

#echo $HOST_SOURCE_DIR/*.cpp

#echo $OCLADOCK_SOURCE

# Add license-preamble

# Excluding sources that already have it, and

# excluding the automatically-generated ./host/inc/stringify.h

for f in $OCLADOCK_SOURCE; do

	if [ "$f" != "$HOST_HEADER_DIR/stringify.h" ]; then

		if (grep -q "Copyright (C)" $f); then

			echo "Removing existing license-preamble from $f"

			sed '/\/\*/,/\*\//{0,/\*\//d}' "$f" > "$f.old"

			mv "$f.old" "$f"

			echo "Done!"

		else

			echo "License-preamble was not found in $f"

			echo "No license-preamble is removed."

		fi

		echo " "

	fi

done

# Reference

# sed '/PATTERNSTART/,/PATTERNEND/{0,/PATTERNEND/d}' file 

HOST_SOURCE_DIR="./host/src"

HOST_SOURCES="$HOST_SOURCE_DIR/*.cpp"

# full list of source files

#OCLADOCK_SOURCE="$KRNL_HEADER_DIR/*.h $KRNL_SOURCE_DIR/*.cl $HOST_HEADER_DIR/*.h $HOST_SOURCE_DIR/*.cpp"

OCLADOCK_SOURCE="$KRNL_HEADERS $KRNL_SOURCES $HOST_HEADERS $HOST_SOURCES"

# Print variables

#echo $KRNL_HEADER_DIR/*.h

#echo $KRNL_SOURCE_DIR/*.cl

#echo $HOST_HEADER_DIR/*.h

#echo $HOST_SOURCE_DIR/*.cpp

#echo $OCLADOCK_SOURCE

# Add license-preamble

# Excluding sources that already have it, and

# excluding the automatically-generated ./host/inc/stringify.h

for f in $OCLADOCK_SOURCE; do

	if [ "$f" != "$HOST_HEADER_DIR/stringify.h" ]; then

		if (grep -q "Copyright (C)" $f); then

            		echo "Removing existing license-preamble from $f"

		        awk '/^\/\*/{c++} c!=1; /^ \*\//{c++}' ${f} > tmp.txt

        		cp tmp.txt $f

        		echo "Done!"	

		else

			echo "License-preamble was not found in $f"

			echo "No license-preamble is removed."

		fi

		echo " "

	fi

done