+#!/bin/bash
+
+#usage: REV4=b44c SUFFIX=rc2 PREV=1.5.3 NEW=1.5.4 /path/to/create_patch.sh
+
+set -uex
+
+echo REV4: $REV4
+echo SUFFIX: $SUFFIX
+
+# Unzip all
+for f in $(ls *.zip); do
+ echo $f
+ unzip $f
+done
+
+no_exit_diff()
+{
+ set +e
+ diff $@
+ set -e
+}
+
+# Create patch packages
+# PREV=1.5.3
+# NEW=1.5.4
+P2N=${PREV//./}to${NEW//./} # 153to154
+
+no_exit_diff -urN pukiwiki-${PREV}_utf8 pukiwiki-${NEW}_utf8 > update_pukiwiki_${P2N}_utf8.patch
+no_exit_diff -urN pukiwiki-${PREV}_eucjp pukiwiki-${NEW}_eucjp > update_pukiwiki_${P2N}_eucjp.patch
+zip update_pukiwiki_${P2N}_utf8.patch.zip update_pukiwiki_${P2N}_utf8.patch
+zip update_pukiwiki_${P2N}_eucjp.patch.zip update_pukiwiki_${P2N}_eucjp.patch
+cp -p update_pukiwiki_${P2N}_utf8.patch.zip update_pukiwiki_${P2N}${SUFFIX}-${REV4}_utf8.patch.zip
+cp -p update_pukiwiki_${P2N}_eucjp.patch.zip update_pukiwiki_${P2N}${SUFFIX}-${REV4}_eucjp.patch.zip
+