#!/bin/sh

. patchfns >/dev/null || . /usr/lib/patch-scripts/patchfns >/dev/null || { \
	echo "Impossible to find my library 'patchfns'."
	echo "Check your install, or go to the right directory"
	exit 1
}

usage()
{
	echo "pcpatch: recreate the pc file from patches/{patchname}.patch"
	exit 1
}

doit()
{
	echo $* 1>&2
	$* || {
		echo oops
		exit 1 
	}
}

if [ $# != 1 -o "$1" = "help" ]
then
	usage
fi
PATCH=$1
PATCH_NAME=$(stripit $PATCH)
PC=$P/pc/$PATCH_NAME.pc

if [ ! -e $P/patches/$PATCH_NAME.patch ] 
then
	echo "$P/patches/$PATCH_NAME.patch does not exist"
	exit 1
fi

if is_applied "$PATCH"
then
	echo $PATCH is applied!
	exit 1
fi

touched-by-patch $P/patches/$PATCH_NAME.patch > $PC
echo Recreated $PC