gentoo-x86/eclass/gst-plugins10.eclass

# Copyright 1999-2012 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: $

# @ECLASS: gst-plugins10.eclass
# @MAINTAINER:
# gstreamer@gentoo.org
# @AUTHOR:
# Gilles Dartiguelongue <eva@gentoo.org>
# Saleem Abdulrasool <compnerd@gentoo.org>
# foser <foser@gentoo.org>
# zaheerm <zaheerm@gentoo.org>
# @BLURB: Manages build for invididual ebuild for gst-plugins.
# @DESCRIPTION:
# Eclass to make external gst-plugins emergable on a per-plugin basis and
# to solve the problem with gst-plugins generating far too much unneeded
# dependancies.
#
# GStreamer consuming applications should depend on the specific plugins they
# need as defined in their source code.
#
# In case of spider usage, obtain recommended plugins to use from Gentoo
# developers responsible for gstreamer <gstreamer@gentoo.org> or the application
# developer.

inherit eutils multilib toolchain-funcs versionator

GST_EXPF=""
case "${EAPI:-0}" in
        2|3|4|5)
                GST_EXPF="src_configure src_compile src_install"
                ;;
        1)
                GST_EXPF="src_compile src_install"
                ;;
        0)
                die "EAPI=\"${EAPI:-0}\" is not supported anymore"
                ;;
        *)
                die "EAPI=\"${EAPI}\" is not supported yet"
                ;;
esac
EXPORT_FUNCTIONS ${GST_EXPF}

# @ECLASS-VARIABLE: GST_LA_PUNT
# @DESCRIPTION:
# Should we delete all the .la files?
# NOT to be used without due consideration.
if has "${EAPI:-0}" 0 1 2 3; then
        : ${GST_LA_PUNT:="no"}
else
        : ${GST_LA_PUNT:="yes"}
fi

# @ECLASS-VARIABLE: GST_PLUGINS_BUILD
# @DESCRIPTION:
# Defines the plugins to be built.
# May be set by an ebuild and contain more than one indentifier, space
# seperated (only src_configure can handle mutiple plugins at this time).
GST_PLUGINS_BUILD=${PN/gst-plugins-/}

# @ECLASS-VARIABLE: GST_PLUGINS_BUILD_DIR
# @DESCRIPTION:
# Actual build directory of the plugin.
# Most often the same as the configure switch name.
GST_PLUGINS_BUILD_DIR=${PN/gst-plugins-/}

# @ECLASS-VARIABLE: GST_TARBALL_SUFFIX
# @DESCRIPTION:
# Most projects hosted on gstreamer.freedesktop.org mirrors provide tarballs as
# tar.bz2 or tar.xz. This eclass defaults to bz2 for EAPI 0, 1, 2, 3 and
# defaults to xz for everything else. This is because the gstreamer mirrors
# are moving to only have xz tarballs for new releases.
if has "${EAPI:-0}" 0 1 2 3; then
        : ${GST_TARBALL_SUFFIX:="bz2"}
else
        : ${GST_TARBALL_SUFFIX:="xz"}
fi

# Even though xz-utils are in @system, they must still be added to DEPEND; see
# http://archives.gentoo.org/gentoo-dev/msg_a0d4833eb314d1be5d5802a3b710e0a4.xml
if [[ ${GST_TARBALL_SUFFIX} == "xz" ]]; then
        DEPEND="${DEPEND} app-arch/xz-utils"
fi

# @ECLASS-VARIABLE: GST_ORG_MODULE
# @DESCRIPTION:
# Name of the module as hosted on gstreamer.freedesktop.org mirrors.
# Leave unset if package name matches module name.
: ${GST_ORG_MODULE:=$PN}

# @ECLASS-VARIABLE: GST_ORG_PVP
# @INTERNAL
# @DESCRIPTION:
# Major and minor numbers of the version number.
: ${GST_ORG_PVP:=$(get_version_component_range 1-2)}


DESCRIPTION="${BUILD_GST_PLUGINS} plugin for gstreamer"
HOMEPAGE="http://gstreamer.freedesktop.org/"
SRC_URI="http://gstreamer.freedesktop.org/src/${GST_ORG_MODULE}/${GST_ORG_MODULE}-${PV}.tar.${GST_TARBALL_SUFFIX}"

LICENSE="GPL-2"
SLOT="${GST_ORG_PVP}"

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

RDEPEND="
        >=dev-libs/glib-2.6:2
        media-libs/gstreamer:${SLOT}
"
DEPEND="
        >=sys-apps/sed-4
        virtual/pkgconfig
"

if [[ ${PN} != ${GST_ORG_MODULE} ]]; then
        # Do not run test phase for invididual plugin ebuilds.
        RESTRICT="test"
        RDEPEND="${RDEPEND} >=media-libs/${GST_ORG_MODULE}-${PV}:${SLOT}"
else
        IUSE="nls"
        DEPEND="${DEPEND} nls? ( >=sys-devel/gettext-0.17 )"
fi

#if [[ ${SLOT} == "0.10" ]]; then
# XXX: verify with old ebuilds.
# DEPEND="${DEPEND} dev-libs/liboil"
#fi

DEPEND="${DEPEND} ${RDEPEND}"

# @FUNCTION: gst-plugins10_get_plugins
# @INTERNAL
# @DESCRIPTION:
# Get the list of plugins requiring external dependencies.
gst-plugins10_get_plugins() {
        # Must be called from src_prepare/src_configure
        GST_PLUGINS_LIST=$(sed -rn 's/^AG_GST_CHECK_FEATURE\((\w+),.*/ \1 /p' \
                "${S}"/configure.* | tr '[:upper:]' '[:lower:]')
}

# @FUNCTION: gst-plugins10_find_plugin_dir
# @INTERNAL
# @DESCRIPTION:
# Finds plugin build directory and cd to it.
gst-plugins10_find_plugin_dir() {
        if [[ ! -d ${S}/ext/${GST_PLUGINS_BUILD_DIR} ]]; then
                if [[ ! -d ${S}/sys/${GST_PLUGINS_BUILD_DIR} ]]; then
                        ewarn "No such plugin directory"
                        die
                fi
                einfo "Building system plugin ${GST_PLUGINS_BUILD_DIR} ..."
                cd "${S}"/sys/${GST_PLUGINS_BUILD_DIR}
        else
                einfo "Building external plugin ${GST_PLUGINS_BUILD_DIR} ..."
                cd "${S}"/ext/${GST_PLUGINS_BUILD_DIR}
        fi
}

# @FUNCTION: gst-plugins10_system_link
# @USAGE: gst-plugins10_system_link gst-libs/gst/audio:gstreamer-audio [...]
# @DESCRIPTION:
# Walks through makefiles in order to make sure build will link against system
# librairies.
# Takes a list of path fragments and corresponding pkgconfig libraries
# separated by colon (:). Will replace the path fragment by the output of
# pkgconfig.
gst-plugins10_system_link() {
        local directory libs pkgconfig pc tuple
        pkgconfig=$(tc-getPKG_CONFIG)

        gst-plugins10_find_plugin_dir

        for tuple in $@ ; do
                directory="$(echo ${tuple} | cut -f1 -d':')"
                pc="$(echo ${tuple} | cut -f2 -d':')-${SLOT}"
                libs="$(${pkgconfig} --libs-only-l ${pc})"

                sed -e "s:\$(top_builddir)/${directory}/.*\.la:${libs}:" \
                        -i Makefile.am Makefile.in || die
        done
}

# @FUNCTION: gst-plugins10_remove_unversioned_binaries
# @INTERNAL
# @DEPRECATED
# @DESCRIPTION:
# Remove the unversioned binaries gstreamer provides to prevent file collision
# with other slots.
gst-plugins10_remove_unversioned_binaries() {
        cd "${D}"/usr/bin
        local gst_bins
        for gst_bins in *-${SLOT} ; do
                [[ -e ${gst_bins} ]] || continue
                rm ${gst_bins/-${SLOT}/}
                einfo "Removed ${gst_bins/-${SLOT}/}"
        done
}

# @FUNCTION: gst-plugins10_src_configure
gst-plugins10_src_configure() {
        local plugin gst_conf

        if has ${EAPI:-0} 0 1 2 3 ; then
                gst_conf="${gst_conf} --disable-dependency-tracking"
        fi

        if has ${EAPI:-0} 0 1 2 3 4 ; then
                gst_conf="${gst_conf} --disable-silent-rules"
        fi

        gst-plugins10_get_plugins

        for plugin in ${GST_PLUGINS_LIST} ; do
                if has ${plugin} ${GST_PLUGINS_BUILD} ; then
                        gst_conf="${gst_conf} --enable-${plugin}"
                else
                        gst_conf="${gst_conf} --disable-${plugin}"
                fi
        done

        if grep -q "ORC_CHECK" configure.* ; then
                if in_iuse orc ; then
                        gst_conf="${gst_conf} $(use_enable orc)"
                else
                        gst_conf="${gst_conf} --disable-orc"
                fi
        fi

        if grep -q "AM_MAINTAINER_MODE" configure.* ; then
                gst_conf="${gst_conf} --disable-maintainer-mode"
        fi

        if grep -q "disable-schemas-compile" configure ; then
                gst_conf="${gst_conf} --disable-schemas-compile"
        fi

        if [[ ${PN} == ${GST_ORG_MODULE} ]]; then
                gst_conf="${gst_conf} $(use_enable nls)"
        fi

        einfo "Configuring to build ${GST_PLUGINS_BUILD} plugin(s) ..."
        econf \
                --with-package-name="Gentoo GStreamer ebuild" \
                --with-package-origin="http://www.gentoo.org" \
                ${gst_conf} $@
}

# @FUNCTION: gst-plugins10_src_compile
gst-plugins10_src_compile() {
        has ${EAPI:-0} 0 1 && gst-plugins10_src_configure "$@"

        gst-plugins10_find_plugin_dir

        if has "${EAPI:-0}" 0 1 2 3 ; then
                emake || die
        else
                default
        fi
}

# @FUNCTION: gst-plugins10_src_install
gst-plugins10_src_install() {
        gst-plugins10_find_plugin_dir

        if has "${EAPI:-0}" 0 1 2 3 ; then
                emake install DESTDIR="${D}" || die
                [[ -e README ]] && dodoc README
        else
                default
        fi

        [[ ${GST_LA_PUNT} = "yes" ]] && prune_libtool_files --modules
}

1	tetromino	1.7	# Copyright 1999-2012 Gentoo Foundation
2	zaheerm	1.1	# Distributed under the terms of the GNU General Public License v2
3	eva	1.8	# $Header: $
4	zaheerm	1.1
5	eva	1.8	# @ECLASS: gst-plugins10.eclass
6			# @MAINTAINER:
7			# gstreamer@gentoo.org
8			# @AUTHOR:
9			# Gilles Dartiguelongue <eva@gentoo.org>
10			# Saleem Abdulrasool <compnerd@gentoo.org>
11			# foser <foser@gentoo.org>
12			# zaheerm <zaheerm@gentoo.org>
13			# @BLURB: Manages build for invididual ebuild for gst-plugins.
14			# @DESCRIPTION:
15			# Eclass to make external gst-plugins emergable on a per-plugin basis and
16			# to solve the problem with gst-plugins generating far too much unneeded
17			# dependancies.
18	zaheerm	1.1	#
19	eva	1.8	# GStreamer consuming applications should depend on the specific plugins they
20			# need as defined in their source code.
21	zaheerm	1.1	#
22	eva	1.8	# In case of spider usage, obtain recommended plugins to use from Gentoo
23			# developers responsible for gstreamer <gstreamer@gentoo.org> or the application
24	leio	1.4	# developer.
25	zaheerm	1.1
26	eva	1.8	inherit eutils multilib toolchain-funcs versionator
27	zaheerm	1.1
28	eva	1.8	GST_EXPF=""
29			case "${EAPI:-0}" in
30			2\|3\|4\|5)
31			GST_EXPF="src_configure src_compile src_install"
32			;;
33			1)
34			GST_EXPF="src_compile src_install"
35			;;
36			0)
37			die "EAPI=\"${EAPI:-0}\" is not supported anymore"
38			;;
39			*)
40			die "EAPI=\"${EAPI}\" is not supported yet"
41			;;
42			esac
43			EXPORT_FUNCTIONS ${GST_EXPF}
44
45			# @ECLASS-VARIABLE: GST_LA_PUNT
46			# @DESCRIPTION:
47			# Should we delete all the .la files?
48			# NOT to be used without due consideration.
49			if has "${EAPI:-0}" 0 1 2 3; then
50			: ${GST_LA_PUNT:="no"}
51			else
52			: ${GST_LA_PUNT:="yes"}
53			fi
54
55			# @ECLASS-VARIABLE: GST_PLUGINS_BUILD
56			# @DESCRIPTION:
57			# Defines the plugins to be built.
58			# May be set by an ebuild and contain more than one indentifier, space
59			# seperated (only src_configure can handle mutiple plugins at this time).
60			GST_PLUGINS_BUILD=${PN/gst-plugins-/}
61	zaheerm	1.1
62	eva	1.8	# @ECLASS-VARIABLE: GST_PLUGINS_BUILD_DIR
63			# @DESCRIPTION:
64			# Actual build directory of the plugin.
65			# Most often the same as the configure switch name.
66			GST_PLUGINS_BUILD_DIR=${PN/gst-plugins-/}
67	zaheerm	1.1
68	eva	1.8	# @ECLASS-VARIABLE: GST_TARBALL_SUFFIX
69			# @DESCRIPTION:
70			# Most projects hosted on gstreamer.freedesktop.org mirrors provide tarballs as
71			# tar.bz2 or tar.xz. This eclass defaults to bz2 for EAPI 0, 1, 2, 3 and
72			# defaults to xz for everything else. This is because the gstreamer mirrors
73			# are moving to only have xz tarballs for new releases.
74			if has "${EAPI:-0}" 0 1 2 3; then
75			: ${GST_TARBALL_SUFFIX:="bz2"}
76			else
77			: ${GST_TARBALL_SUFFIX:="xz"}
78			fi
79
80			# Even though xz-utils are in @system, they must still be added to DEPEND; see
81			# http://archives.gentoo.org/gentoo-dev/msg_a0d4833eb314d1be5d5802a3b710e0a4.xml
82			if [[ ${GST_TARBALL_SUFFIX} == "xz" ]]; then
83			DEPEND="${DEPEND} app-arch/xz-utils"
84			fi
85
86			# @ECLASS-VARIABLE: GST_ORG_MODULE
87			# @DESCRIPTION:
88			# Name of the module as hosted on gstreamer.freedesktop.org mirrors.
89			# Leave unset if package name matches module name.
90			: ${GST_ORG_MODULE:=$PN}
91
92			# @ECLASS-VARIABLE: GST_ORG_PVP
93			# @INTERNAL
94			# @DESCRIPTION:
95			# Major and minor numbers of the version number.
96			: ${GST_ORG_PVP:=$(get_version_component_range 1-2)}
97	zaheerm	1.1
98
99			DESCRIPTION="${BUILD_GST_PLUGINS} plugin for gstreamer"
100			HOMEPAGE="http://gstreamer.freedesktop.org/"
101	eva	1.8	SRC_URI="http://gstreamer.freedesktop.org/src/${GST_ORG_MODULE}/${GST_ORG_MODULE}-${PV}.tar.${GST_TARBALL_SUFFIX}"
102
103	zaheerm	1.1	LICENSE="GPL-2"
104	eva	1.8	SLOT="${GST_ORG_PVP}"
105
106			S="${WORKDIR}/${GST_ORG_MODULE}-${PV}"
107	zaheerm	1.1
108	eva	1.8	RDEPEND="
109			>=dev-libs/glib-2.6:2
110			media-libs/gstreamer:${SLOT}
111			"
112			DEPEND="
113			>=sys-apps/sed-4
114			virtual/pkgconfig
115			"
116
117			if [[ ${PN} != ${GST_ORG_MODULE} ]]; then
118			# Do not run test phase for invididual plugin ebuilds.
119			RESTRICT="test"
120			RDEPEND="${RDEPEND} >=media-libs/${GST_ORG_MODULE}-${PV}:${SLOT}"
121			else
122			IUSE="nls"
123			DEPEND="${DEPEND} nls? ( >=sys-devel/gettext-0.17 )"
124			fi
125
126			#if [[ ${SLOT} == "0.10" ]]; then
127			# XXX: verify with old ebuilds.
128			# DEPEND="${DEPEND} dev-libs/liboil"
129			#fi
130
131			DEPEND="${DEPEND} ${RDEPEND}"
132
133			# @FUNCTION: gst-plugins10_get_plugins
134			# @INTERNAL
135			# @DESCRIPTION:
136			# Get the list of plugins requiring external dependencies.
137			gst-plugins10_get_plugins() {
138			# Must be called from src_prepare/src_configure
139			GST_PLUGINS_LIST=$(sed -rn 's/^AG_GST_CHECK_FEATURE\((\w+),.*/ \1 /p' \
140			"${S}"/configure.* \| tr '[:upper:]' '[:lower:]')
141			}
142	zaheerm	1.1
143	eva	1.8	# @FUNCTION: gst-plugins10_find_plugin_dir
144			# @INTERNAL
145			# @DESCRIPTION:
146			# Finds plugin build directory and cd to it.
147	zaheerm	1.1	gst-plugins10_find_plugin_dir() {
148	pva	1.3	if [[ ! -d ${S}/ext/${GST_PLUGINS_BUILD_DIR} ]]; then
149			if [[ ! -d ${S}/sys/${GST_PLUGINS_BUILD_DIR} ]]; then
150	zaheerm	1.1	ewarn "No such plugin directory"
151			die
152			fi
153	leio	1.4	einfo "Building system plugin ${GST_PLUGINS_BUILD_DIR} ..."
154	pva	1.3	cd "${S}"/sys/${GST_PLUGINS_BUILD_DIR}
155	zaheerm	1.1	else
156	leio	1.4	einfo "Building external plugin ${GST_PLUGINS_BUILD_DIR} ..."
157	pva	1.3	cd "${S}"/ext/${GST_PLUGINS_BUILD_DIR}
158	zaheerm	1.1	fi
159	eva	1.8	}
160
161			# @FUNCTION: gst-plugins10_system_link
162			# @USAGE: gst-plugins10_system_link gst-libs/gst/audio:gstreamer-audio [...]
163			# @DESCRIPTION:
164			# Walks through makefiles in order to make sure build will link against system
165			# librairies.
166			# Takes a list of path fragments and corresponding pkgconfig libraries
167			# separated by colon (:). Will replace the path fragment by the output of
168			# pkgconfig.
169			gst-plugins10_system_link() {
170			local directory libs pkgconfig pc tuple
171			pkgconfig=$(tc-getPKG_CONFIG)
172
173			gst-plugins10_find_plugin_dir
174
175			for tuple in $@ ; do
176			directory="$(echo ${tuple} \| cut -f1 -d':')"
177			pc="$(echo ${tuple} \| cut -f2 -d':')-${SLOT}"
178			libs="$(${pkgconfig} --libs-only-l ${pc})"
179	zaheerm	1.1
180	eva	1.8	sed -e "s:\$(top_builddir)/${directory}/.*\.la:${libs}:" \
181			-i Makefile.am Makefile.in \|\| die
182			done
183	zaheerm	1.1	}
184
185	eva	1.8	# @FUNCTION: gst-plugins10_remove_unversioned_binaries
186			# @INTERNAL
187			# @DEPRECATED
188			# @DESCRIPTION:
189			# Remove the unversioned binaries gstreamer provides to prevent file collision
190			# with other slots.
191	zaheerm	1.1	gst-plugins10_remove_unversioned_binaries() {
192	vapier	1.5	cd "${D}"/usr/bin
193			local gst_bins
194	eva	1.8	for gst_bins in *-${SLOT} ; do
195	vapier	1.5	[[ -e ${gst_bins} ]] \|\| continue
196	eva	1.8	rm ${gst_bins/-${SLOT}/}
197			einfo "Removed ${gst_bins/-${SLOT}/}"
198	zaheerm	1.1	done
199	eva	1.8	}
200
201			# @FUNCTION: gst-plugins10_src_configure
202			gst-plugins10_src_configure() {
203			local plugin gst_conf
204	zaheerm	1.1
205	eva	1.8	if has ${EAPI:-0} 0 1 2 3 ; then
206			gst_conf="${gst_conf} --disable-dependency-tracking"
207			fi
208
209			if has ${EAPI:-0} 0 1 2 3 4 ; then
210			gst_conf="${gst_conf} --disable-silent-rules"
211			fi
212
213			gst-plugins10_get_plugins
214
215			for plugin in ${GST_PLUGINS_LIST} ; do
216			if has ${plugin} ${GST_PLUGINS_BUILD} ; then
217			gst_conf="${gst_conf} --enable-${plugin}"
218			else
219			gst_conf="${gst_conf} --disable-${plugin}"
220			fi
221			done
222
223			if grep -q "ORC_CHECK" configure.* ; then
224			if in_iuse orc ; then
225			gst_conf="${gst_conf} $(use_enable orc)"
226			else
227			gst_conf="${gst_conf} --disable-orc"
228			fi
229			fi
230
231			if grep -q "AM_MAINTAINER_MODE" configure.* ; then
232			gst_conf="${gst_conf} --disable-maintainer-mode"
233			fi
234
235			if grep -q "disable-schemas-compile" configure ; then
236			gst_conf="${gst_conf} --disable-schemas-compile"
237			fi
238
239			if [[ ${PN} == ${GST_ORG_MODULE} ]]; then
240			gst_conf="${gst_conf} $(use_enable nls)"
241			fi
242
243			einfo "Configuring to build ${GST_PLUGINS_BUILD} plugin(s) ..."
244			econf \
245			--with-package-name="Gentoo GStreamer ebuild" \
246			--with-package-origin="http://www.gentoo.org" \
247			${gst_conf} $@
248	zaheerm	1.1	}
249	eva	1.8
250			# @FUNCTION: gst-plugins10_src_compile
251			gst-plugins10_src_compile() {
252			has ${EAPI:-0} 0 1 && gst-plugins10_src_configure "$@"
253
254			gst-plugins10_find_plugin_dir
255
256			if has "${EAPI:-0}" 0 1 2 3 ; then
257			emake \|\| die
258			else
259			default
260			fi
261			}
262
263			# @FUNCTION: gst-plugins10_src_install
264			gst-plugins10_src_install() {
265			gst-plugins10_find_plugin_dir
266
267			if has "${EAPI:-0}" 0 1 2 3 ; then
268			emake install DESTDIR="${D}" \|\| die
269			[[ -e README ]] && dodoc README
270			else
271			default
272			fi
273
274			[[ ${GST_LA_PUNT} = "yes" ]] && prune_libtool_files --modules
275			}
276