#! /bin/sh

patchfile=$1


echo "#! /bin/sh"
echo

# Find deleted files.

deleted=`grep -B 1 -- "^+++ /dev/null" $patchfile | grep -- "^--- " | sed 's|^--- a/||'`

if [ -n "$deleted" ]; then
	echo "# Removed files."
	echo "pcvs rm $deleted" | tr '\n' ' '
	echo
fi

# Find new files.

added=`grep -A 1 -- "^--- /dev/null" $patchfile | grep -- "^+++ " | sed 's|^+++ b/||'`
newdirs=`echo $added | tr ' ' '\n' | sed -E 's|/[^/]+$||' | sort -u`

if [ -n "$newdirs" ]; then
	echo "# Possible new directories."
	for i in $newdirs; do
		echo "pcvs add $i"
	done
fi

if [ -n "$added" ]; then
	echo "# New files."
	echo "pcvs add $added" | tr '\n' ' '
	echo
fi

minus=`grep -- "^--- " $patchfile | sed '/\/dev\/null/d;s|^--- a/||'`
plus=`grep -- "^+++ " $patchfile | sed '/\/dev\/null/d;s|^+++ b/||'`

if [ -n "$plus" -o -n "$minus" ]; then
	echo "# Let's go!"
	echo "pcvs ci $plus $minus" | tr '\n' ' '
	echo
fi