# Description: John Bradley's interactive image viewer
# URL: http://slackware.uk/slackware/slackware64-15.0/extra/source/xv/
# Maintainer: Petar Petrov, slackalaxy at gmail dot com
# Depends on: libwebp

name=xv
version=3.10
release=2
source=(http://slackware.uk/slackware/slackware64-15.0/extra/source/xv/xv-3.10.tar.xz
	http://slackware.uk/slackware/slackware64-15.0/extra/source/xv/xv-3.10a-enhancements.20070520-20081216.diff.bz2
	http://slackware.uk/slackware/slackware64-15.0/extra/source/xv/xv-3.10a-jumbo-additions.diff.bz2
	http://slackware.uk/slackware/slackware64-15.0/extra/source/xv/xv-3.10a-jumbo-fix-enh-patch-20070520.txt.bz2
	http://slackware.uk/slackware/slackware64-15.0/extra/source/xv/xv-3.10a.patch.gz
	http://slackware.uk/slackware/slackware64-15.0/extra/source/xv/xv-libpng-1.5.patch.gz
	http://slackware.uk/slackware/slackware64-15.0/extra/source/xv/xv.jasper.diff.gz
	http://slackware.uk/slackware/slackware64-15.0/extra/source/xv/xv.prefix.diff.gz
	http://slackware.uk/slackware/slackware64-15.0/extra/source/xv/xv.prefix_x86_64.diff.gz
	$name.desktop $name.png)

build() {
	cd $name-$version

	# Thanks Slackware! This is all shamelessly adapted (copied) from xv.SlackBuild	
	zcat $SRC/xv-3.10a.patch.gz | patch -p0 --verbose --backup --suffix=.orig || exit 1
	bzcat $SRC/xv-3.10a-jumbo-fix-enh-patch-20070520.txt.bz2 | patch -p1 --verbose --backup --suffix=.orig || exit 1
	bzcat $SRC/xv-3.10a-jumbo-additions.diff.bz2 | patch -p1 --verbose --backup --suffix=.orig || exit 1
	bzcat $SRC/xv-3.10a-enhancements.20070520-20081216.diff.bz2 | patch -p1 --verbose --backup --suffix=.orig || exit 1
	zcat $SRC/xv.prefix.diff.gz | patch -p1 --verbose --backup --suffix=.orig || exit 1
	zcat $SRC/xv.prefix_x86_64.diff.gz | patch -p1 --verbose --backup --suffix=.orig || exit 1
	zcat $SRC/xv-libpng-1.5.patch.gz | patch -p0 --verbose --backup --suffix=.orig || exit 1
	
	# xv breaks with new jasper (v 3.0.2) even with these changes, so let's disable it for now
	# When I find a fix, I will add jasper back to dependencies
	#zcat $SRC/xv.jasper.diff.gz | patch -p1 --verbose --backup --suffix=.orig || exit 1
	# https://www.linuxquestions.org/questions/slackware-14/xv-on-current-4175698325/#post6269993
	#sed -i "s|fp\,void\ |fp,const void |" xvjp2k.c
	sed -i 's:JP2K:#JP2K:' Makefile.std
	
	make -f Makefile.std || exit 1

	mkdir -p $PKG/usr/bin
	cat bggen > $PKG/usr/bin/bggen
	cat vdcomp > $PKG/usr/bin/vdcomp
	cat xcmap > $PKG/usr/bin/xcmap
	cat xv > $PKG/usr/bin/xv
	cat xvpictoppm > $PKG/usr/bin/xvpictoppm
	chmod 755 $PKG/usr/bin/*
	mkdir -p $PKG/usr/share/man/man1
	
	for page in docs/xv.man docs/bggen.man docs/xcmap.man docs/xvp2p.man ; do
	  cat $page > $PKG/usr/share/man/man1/`basename $page .man`.1
	done
	
	mkdir -p $PKG/usr/share/{applications,pixmaps}
	cp $SRC/$name.desktop $PKG/usr/share/applications
	cp $SRC/$name.png $PKG/usr/share/pixmaps
}