# $Id$

PNAME="bash"
PVER="5.0"
PBUILD="r1"

PATCH_LEVEL=""

PCAT="app-shells"

DESCRIPTION="The standard GNU Bourne again shell."
HOMEPAGE="http://www.gnu.org/software/bash/bash.html"

DEPEND=">= sys-libs/ncurses-6.1
	>= sys-libs/readline-8.0"

SRCFILE="${PNAME}-${PVER}.tar.gz"
SRCDIR="${BUILDDIR}/${PNAME}-${PVER}"

sminclude mtools

SRC_URI=(
	gnu://${PNAME}/${SRCFILE}
	mirror://${PNAME}/${SRCFILE}
	mirror://${PNAME}/dot.bashrc
	mirror://${PNAME}/dot.bash_profile
	mirror://${PNAME}/dot.bash_logout
	mirror://${PNAME}/bashrc
	mirror://${PNAME}/bash_logout
	$(for ((i=1;i <= PATCH_LEVEL; i++))
	do
		ver=00${i}
		[[ ${i} -ge 10 ]] && ver=0${i}
		[[ ${i} -ge 100 ]] && ver=${i}
		echo "gnu://${PNAME}/${PNAME}-${PVER}-patches/${PNAME}${PVER/./}-${ver}"
		echo "mirror://${PNAME}/${PNAME}${PVER/./}-${ver}"
	done)
	mirror://${PNAME}/${PNAME}-3.0-parallel-build.patch
	mirror://${PNAME}/${PNAME}-3.0-trap-fg-signals.patch
)

[[ ! -z ${PATCH_LEVEL} ]] && UP2PVER="${PVER}.${PATCH_LEVEL}"
UP2DATE="updatecmd_gnu ${PNAME} gz"

src_prepare()
{
	munpack ${SRCFILE} || die
	cd ${SRCDIR}

	# apply all upstream patches
	local i
	local ver
	for ((i=1; i <= PATCH_LEVEL; i++))
	do
		ver=00${i}
		[[ ${i} -ge 10 ]] && ver=0${i}
		[[ ${i} -ge 100 ]] && ver=${i}

		mpatch ${PNAME}${PVER/./}-${ver} || die
	done

	# fix parallel make
	mpatch ${PNAME}-3.0-parallel-build.patch || die

	# other redhat patches:

	# don't barf on handled signals in scripts
	mpatch ${PNAME}-3.0-trap-fg-signals.patch || die

	# enable SSH_SOURCE_BASHRC
	sed -i 's:^.*\(#define SSH_SOURCE_BASHRC\).*$:\1:' config-top.h || die

	# location of the default mail directory
	# (not using config-top.h but config.h.in to suppress annoying warnings)
	sed -i 's:^\(#define DEFAULT_MAIL_DIRECTORY\).*:\1 "/usr/spool/mail":' config.h.in || die

	# run the startup files
	echo '#define NON_INTERACTIVE_LOGIN_SHELLS' >> config-top.h || die

	# location of system-wide bashrc
	echo '#define SYS_BASHRC "/etc/bash/bashrc"' >> config-top.h || die

	# location of system-wide bash_logout
	echo '#define SYS_BASH_LOGOUT "/etc/bash/bash_logout"' >> config-top.h || die

	# Force pgrp synchronization
	# (https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=81653)
	#
	# The session will hang cases where you 'su' (not 'su -') and
	# then run a piped command in emacs.
	# This problem seem to happen due to scheduler changes kernel
	# side - although reproduceble with later 2.4 kernels, it is
	# especially easy with 2.6 kernels.
	echo '#define PGRP_PIPE 1' >> config-bot.h || die
}

src_compile()
{
	cd ${SRCDIR}

	mconfigure \
		--disable-profiling \
		--enable-readline \
		--with-curses \
		--without-gnu-malloc \
		--with-installed-readline \
		|| die

	# on x86_64 parallel is broken; patch not work
	mmake -j1 || die
}

src_install()
{
	cd ${SRCDIR}
	make DESTDIR=${BINDIR} install || die

	# some needed symlinks
	mlink bash /usr/bin/sh || die
	mlink bash /usr/bin/rbash || die

	# install skeletons
	for i in bashrc bash_profile bash_logout
	do
		minstalletc dot.${i} .${i} /etc/skel || die
	done

	# install global rcs
	minstalletc bashrc bashrc /etc/bash || die
	minstalletc bash_logout bash_logout /etc/bash || die

	minstalldocs ABOUT-NLS AUTHORS CHANGES COMPAT COPYING MANIFEST \
		NEWS NOTES POSIX RBASH README || die
}

postinstall()
{
	# install skeletons for root, as bash is our default shell
	if [[ ! -f ${MROOT}/root/.bashrc ]]
	then
		install -m0644  ${MROOT}/etc/skel/.bashrc ${MROOT}/root
	fi
	if [[ ! -f ${MROOT}/root/.bash_profile ]]
	then
		install -m0644 ${MROOT}/etc/skel/.bash_profile ${MROOT}/root
	fi
	if [[ ! -f ${MROOT}/root/.bash_logout ]]
	then
		install -m0644 ${MROOT}/etc/skel/.bash_logout ${MROOT}/root
	fi
}