Add update-copyright.sh

1 files changed, 61 insertions, 0 deletions

diff --git a/update-copyright.sh b/update-copyright.sh
new file mode 100755
index 0000000..fab5408
--- /dev/null
+++ b/update-copyright.sh
@@ -0,0 +1,61 @@
+#!/bin/sh
+
+usage()
+{
+	echo $0 source-type
+	echo
+	echo 'source-type'
+	echo '	The file type of your source code.'
+}
+
+while [ $# -gt 0 ]; do
+	case $1 in
+		*)
+			SOURCE_TYPE=$1
+		;;
+	esac
+	shift
+done
+
+if [ -z "$SOURCE_TYPE" ]; then
+	usage
+fi
+
+case $SOURCE_TYPE in
+	java)
+		FIRST_CMNT='\/\*'
+		LINE_CMNT=' * '
+		END_CMNT=' \*\/'
+	;;
+esac
+
+if [ ! -z "$FIRST_CMNT" ]; then
+	LICENSE_HEADER=$FIRST_CMNT"\n"
+fi
+
+LICENSE_HEADER=$LICENSE_HEADER`cat license-header.txt | sed "s/^/$LINE_CMNT/g" | sed 's/[ ]*$//g'`"\n"
+
+if [ ! -z "$END_CMNT" ]; then
+	LICENSE_HEADER=$LICENSE_HEADER$END_CMNT"\n"
+fi
+
+# Add empty line
+LICENSE_HEADER=$LICENSE_HEADER"\n"
+
+LICENSE_LENGTH=`printf "$LICENSE_HEADER" | wc | awk '{print $1}'`
+
+TMP_FILE1=/tmp/`date +%s`-f1.txt
+TMP_FILE2=/tmp/`date +%s`-f2.txt
+
+printf "$LICENSE_HEADER" > $TMP_FILE1
+
+for x in `find * -name "*.$SOURCE_TYPE"`; do
+	if [ ! -z "`head -$LICENSE_LENGTH $x | diff $TMP_FILE1 -`" ]; then
+		sed -n "`expr $LICENSE_LENGTH + 1`,`wc $x | awk '{print $1}'`p" $x > $TMP_FILE2
+		cat $TMP_FILE1 > $x
+		cat $TMP_FILE2 >> $x
+	fi
+done
+
+rm -f $TMP_FILE1
+rm -f $TMP_FILE2