Re: [gentoo-dev] [PATCH 02/12] dev-util/ccache: Convert to EAPI=6

[David Seifert <soap@gentoo.org>]

On Thu, 2017-08-17 at 11:00 +0200, Michał Górny wrote:
> W dniu czw, 17.08.2017 o godzinie 10∶48 +0200, użytkownik David
> Seifert
> napisał:
> > On Thu, 2017-08-17 at 10:36 +0200, Michał Górny wrote:
> > > ---
> > >  dev-util/ccache/ccache-3.3.4-r1.ebuild | 68
> > > ++++++++++++++++++++++++++++++++++
> > >  1 file changed, 68 insertions(+)
> > >  create mode 100644 dev-util/ccache/ccache-3.3.4-r1.ebuild
> > > 
> > > diff --git a/dev-util/ccache/ccache-3.3.4-r1.ebuild b/dev-
> > > util/ccache/ccache-3.3.4-r1.ebuild
> > > new file mode 100644
> > > index 000000000000..1ef1d45179d1
> > > --- /dev/null
> > > +++ b/dev-util/ccache/ccache-3.3.4-r1.ebuild
> > > @@ -0,0 +1,68 @@
> > > +# Copyright 1999-2017 Gentoo Foundation
> > > +# Distributed under the terms of the GNU General Public License
> > > v2
> > > +
> > > +EAPI=6
> > > +
> > > +inherit readme.gentoo-r1
> > > +
> > > +DESCRIPTION="fast compiler cache"
> > > +HOMEPAGE="http://ccache.samba.org/"
> > > +SRC_URI="https://samba.org/ftp/ccache/${P}.tar.xz"
> > > +
> > > +LICENSE="GPL-3"
> > > +SLOT="0"
> > > +KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~m68k ~mips ~ppc
> > > ~ppc64 ~s390 ~sh ~sparc ~x86 ~x86-fbsd ~amd64-linux ~x86-linux
> > > ~ppc-
> > > macos ~x64-macos ~x86-macos ~m68k-mint ~sparc-solaris ~x64-
> > > solaris
> > > ~x86-solaris"
> > > +IUSE=""
> > > +
> > > +DEPEND="app-arch/xz-utils
> > > +	sys-libs/zlib"
> > > +RDEPEND="${DEPEND}
> > > +	sys-apps/gentoo-functions"
> > > +
> > > +src_prepare() {
> > > +	# make sure we always use system zlib
> > > +	rm -rf zlib || die
> > > +	eapply "${FILESDIR}"/${PN}-3.3-size-on-disk.patch
> > > #456178
> > > +	eapply_user
> > > +	sed \
> > > +		-e "/^EPREFIX=/s:'':'${EPREFIX}':" \
> > > +		"${FILESDIR}"/ccache-config-3 > ccache-config ||
> > > die
> > > +}
> > > +
> > > +src_install() {
> > > +	DOCS=( AUTHORS.txt MANUAL.txt NEWS.txt README.md )
> > > +	default
> > > +
> > > +	dobin ccache-config
> > > +
> > > +	DOC_CONTENTS="
> > > +To use ccache with **non-Portage** C compiling, add
> > > +${EPREFIX}/usr/lib/ccache/bin to the beginning of your path,
> > > before
> > > ${EPREFIX}/usr/bin.
> > > +Portage 2.0.46-r11+ will automatically take advantage of ccache
> > > with
> > > +no additional steps.  If this is your first install of ccache,
> > > type
> > > +something like this to set a maximum cache size of 2GB:\\n
> > > +# ccache -M 2G\\n
> > > +If you are upgrading from an older version than 3.x you should
> > > clear
> > > all of your caches like so:\\n
> > > +# CCACHE_DIR='${CCACHE_DIR:-${PORTAGE_TMPDIR}/ccache}' ccache
> > > -C\\n
> > > +ccache now supports sys-devel/clang and dev-lang/icc, too!"
> > > +
> > > +	readme.gentoo_create_doc
> > > +}
> > > +
> > > +pkg_prerm() {
> > > +	if [[ -z ${REPLACED_BY_VERSION} ]] ; then
> > > +		"${EROOT}"/usr/bin/ccache-config --remove-links
> > > +		"${EROOT}"/usr/bin/ccache-config --remove-links
> > > ${CHOST}
> > > +	fi
> > > +}
> > > +
> > > +pkg_postinst() {
> > > +	"${EROOT}"/usr/bin/ccache-config --install-links
> > > +	"${EROOT}"/usr/bin/ccache-config --install-links
> > > ${CHOST}
> > > +
> > > +	# nuke broken symlinks from previous versions that
> > > shouldn't
> > > exist
> > > +	rm -f "${EROOT}"/usr/lib/ccache/bin/${CHOST}-cc || die
> > > +	rm -rf "${EROOT}"/usr/lib/ccache.backup || die
> > > +
> > > +	readme.gentoo_print_elog
> > > +}
> > 
> > While I personally am not as uptight about 'local'ising variables,
> > I
> > believe making DOC_CONTENTS local serves an important purpose: to
> > dodge
> > any chance of people thinking it is allowed to leak into pkg_*
> > phases
> > (i.e. the whole rationale of readme.gentoo-r1 in the first place).
> > For
> > DOCS and friends its irrelevant, as their semantics are only import
> > in
> > src_* phases.
> > 
> 
> Are you saying that I should move it to pkg_setup()?
> 

No, all I'm saying is make DOC_CONTENTS local in src_install().