- 

# Copyright 1999-2022 Gentoo Authors

# Distributed under the terms of the GNU General Public License v2

EAPI=7

inherit desktop flag-o-matic toolchain-funcs

DESCRIPTION="The ultimate old-school single player dungeon exploration game"

HOMEPAGE="https://www.nethack.org/"

SRC_URI="https://nethack.org/download/${PV}/nethack-${PV//.}-src.tgz -> ${P}.tar.gz"

S="${WORKDIR}/NetHack-${PV}"

LICENSE="nethack"

SLOT="0"

KEYWORDS="~amd64 ~arm ~arm64 ~hppa ~ppc ~ppc64 ~riscv ~x86"

IUSE="X"

RDEPEND="

	acct-group/gamestat

	sys-libs/ncurses:0=

	X? (

		x11-libs/libX11

		x11-libs/libXaw

		x11-libs/libXpm

		x11-libs/libXt

	)

"

DEPEND="

	${RDEPEND}

	X? ( x11-base/xorg-proto )

"

BDEPEND="

	virtual/pkgconfig

	app-alternatives/yacc

	X? (

		x11-apps/bdftopcf

		x11-apps/mkfontscale

	)

"

PATCHES=(

	"${FILESDIR}/${PN}-3.6.6-clang16.patch"

)

src_prepare() {

	default

	cp "${FILESDIR}/${PN}-3.6.3-hint-$(usex X x11 tty)" hint || die "Failed to copy hint file"

	sys/unix/setup.sh hint || die "Failed to run setup.sh"

}

src_compile() {

	append-cflags -std=gnu89 # old codebase, incompatible with c2x

	append-cflags -I../include -DDLB -DSECURE -DTIMED_DELAY -DVISION_TABLES -DDUMPLOG -DSCORE_ON_BOTL

	append-cflags '-DCOMPRESS=\"${EPREFIX}/bin/gzip\"' '-DCOMPRESS_EXTENSION=\".gz\"'

	append-cflags "-DHACKDIR=\\\"${EPREFIX}/usr/$(get_libdir)/nethack\\\"" "-DVAR_PLAYGROUND=\\\"${EPREFIX}/var/games/nethack\\\""

	append-cflags "-DDEF_PAGER=\\\"${PAGER}\\\""

	append-cflags -DSYSCF "-DSYSCF_FILE=\\\"${EPREFIX}/etc/nethack.sysconf\\\""

	if use X; then

		append-cflags -DX11_GRAPHICS -DUSE_XPM

		# XtErrorHandler usage seems right, but headers "may" add ((noreturn))

		# giving an incompatible type error with clang-16 (could alternatively

		# use private _X_NORETURN but this may be fragile)

		append-cflags -Wno-error=incompatible-pointer-types #874462

	fi

	LOCAL_MAKEOPTS=(

		CC="$(tc-getCC)" CFLAGS="${CFLAGS}" LFLAGS="${LDFLAGS}"

		WINTTYLIB="$($(tc-getPKG_CONFIG) --libs ncurses)"

		HACKDIR="${EPREFIX}/usr/$(get_libdir)/nethack" INSTDIR="${ED}/usr/$(get_libdir)/nethack"

		SHELLDIR="${ED}/usr/bin" VARDIR="${ED}/var/games/nethack"

		)

	emake "${LOCAL_MAKEOPTS[@]}" nethack recover Guidebook spec_levs

	# Upstream still has some parallel compilation bugs

	emake -j1 "${LOCAL_MAKEOPTS[@]}" all

}

src_install() {

	emake "${LOCAL_MAKEOPTS[@]}" install

	mv "${ED}/usr/$(get_libdir)/nethack/recover" "${ED}/usr/bin/recover-nethack" || die "Failed to move recover-nethack"

	doman doc/nethack.6

	newman doc/recover.6 recover-nethack.6

	dodoc doc/Guidebook.txt

	insinto /etc

	newins sys/unix/sysconf nethack.sysconf

	insinto /etc/skel

	newins "${FILESDIR}/${PN}-3.6.0-nethackrc" .nethackrc

	if use X ; then

		cd "${S}/win/X11" || die "Failed to enter win/X11 directory"

		mkdir -p "${ED}/etc/X11/app-defaults/" || die "Failed to make app-defaults directory"

		mv "${ED}/usr/$(get_libdir)/nethack/NetHack.ad" "${ED}/etc/X11/app-defaults/" || die "Failed to move NetHack.ad"

		newicon nh_icon.xpm nethack.xpm

		make_desktop_entry ${PN} Nethack

		# install nethack fonts

		bdftopcf -o nh10.pcf nh10.bdf || die "Converting fonts failed"

		bdftopcf -o ibm.pcf ibm.bdf || die "Converting fonts failed"

		insinto "/usr/$(get_libdir)/nethack/fonts"

		doins *.pcf

		mkfontdir "${ED}/usr/$(get_libdir)/nethack/fonts" || die "mkfontdir failed"

	fi

	rm -r "${ED}/var/games/nethack" || die "Failed to clean var/games/nethack"

	keepdir /var/games/nethack/save

}

pkg_preinst() {

	fowners root:gamestat /var/games/nethack /var/games/nethack/save

	fperms 2770 /var/games/nethack /var/games/nethack/save

	fowners root:gamestat "/usr/$(get_libdir)/nethack/nethack"

	fperms g+s "/usr/$(get_libdir)/nethack/nethack"

}

pkg_postinst() {

	cd "${EROOT}/var/games/nethack" || die "Failed to enter ${EROOT}/var/games/nethack directory"

	# Transition mechanism for <nethack-3.6.1 ebuilds. It's perfectly safe, so we'll just run it unconditionally.

	chmod 2770 . save || die "Failed to chmod statedir"

	# Those files can't be created earlier because we don't want portage to wipe them during upgrades

	( umask 007 && touch logfile perm record xlogfile ) || die "Failed to create log files"

	# Instead of using a proper version header in its save files, nethack checks for incompatibilities

	# by comparing the mtimes of save files and its own binary. This would require admin interaction even

	# during upgrades which don't change the file format, so we'll just touch the files and warn the admin

	# manually in case of compatibility issues.

	(

		shopt -s nullglob

		local saves=( bones* save/* )

		[[ -n "${saves[*]}" ]] && touch -c "${saves[@]}"

	) # non-fatal

	elog "A minimal default .nethackrc has been placed in /etc/skel/"

	elog "The sysconf file is at /etc/nethack.sysconf"

}