1 files changed, 57 insertions, 0 deletions
diff --git a/bin/make-patch.sh b/bin/make-patch.sh
new file mode 100644
index 0000000000..e11d7b8533
--- /dev/null
+++ b/bin/make-patch.sh
@@ -0,0 +1,57 @@
+#!/bin/sh
+
+case $# in
+0) echo make_patch old new name
+	exit 1;;
+esac
+
+old=$1
+new=$2
+nm=$3-
+
+newarc=../releases/$nm$new.tar.gz
+oldarc=../releases/$nm$old.tar.gz
+
+
+if [ ! -x  $nm$new ]
+then
+   echo untarring ..
+  if [ ! -f $newarc ]
+  then
+	echo "can't find $newarc"
+	exit
+  fi
+  tar zfx $newarc
+fi
+if [ ! -x  $nm$old ]
+then
+   echo untarring
+
+  if [ ! -f $oldarc ]
+  then
+	echo "can't find $oldarc"
+	exit
+  fi
+   tar zfx $oldarc
+fi
+
+# not interested in auto generated files.
+for a in lilypond.lsm INSTALL.text AUTHORS.text lilypond.spec configure; do
+    rm `find  $nm$old $nm$new  -name $a`
+done    
+
+cat <<EOF > patch-$new
+Generated with 
+
+	make_patch $1 $2 $3
+
+usage 
+
+	cd lilypond-source-dir; patch -E -p0 < patch-$new
+	
+Patches do not contain automatically generated files, 
+i.e. you should rerun configure
+EOF
+
+(cd $nm$new; diff -urN  ../$nm$old . >> ../patch-$new)
+rm -rf $nm$old $nm$new