gentoo-x86/eclass/java-vm-2.eclass

# Copyright 1999-2004 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/eclass/java-vm-2.eclass,v 1.15 2006/10/20 03:52:24 nichoj Exp $

# -----------------------------------------------------------------------------
# @eclass-begin
# @eclass-shortdesc Java Virtual Machine eclass
# @eclass-maintainer java@gentoo.org
#
# This eclass provides functionality which assists with installing
# virtual machines, and ensures that they are recognized by java-config.
#
# -----------------------------------------------------------------------------

inherit eutils fdo-mime

DEPEND="
        =dev-java/java-config-2.0*
        >=sys-apps/portage-2.1"
RDEPEND="
        =dev-java/java-config-2.0*
        =dev-java/java-config-1.3*"

export WANT_JAVA_CONFIG=2

if [[ "${SLOT}" != "0" ]]; then
        VMHANDLE=${PN}-${SLOT}
else
        VMHANDLE=${PN}
fi

JAVA_VM_CONFIG_DIR="/usr/share/java-config-2/vm"
JAVA_VM_DIR="/usr/lib/jvm"

EXPORT_FUNCTIONS pkg_postinst pkg_prerm pkg_postrm

java-vm-2_pkg_postinst() {
        # Set the generation-2 system VM, if it isn't set
        if [[ -z "$(java-config-2 -f)" ]]; then
                java_set_default_vm_
        fi

        # support both variables for now
        if [[ ${JAVA_SUPPORTS_GENERATION_1} == 'true' && ${JAVA_VM_NO_GENERATION1} != 'true' ]]; then
                local systemvm1="$(java-config-1 -f 2>/dev/null)"
                # no generation-1 system-vm was previously set
                if [[ -z "${systemvm1}" ]]; then
                        # if 20java exists, must be using old VM
                        if [[ -f /etc/env.d/20java ]]; then
                                ewarn "The current generation-1 system-vm is using an out-of-date VM,"
                                ewarn "as in, it hasn't been updated for use with the new Java sytem."
                        # othewise, it must not have been set before
                        else
                                ewarn "No generation-1 system-vm previously set."
                        fi
                        ewarn "Setting generation-1 system-vm to ${VMHANDLE}"
                        java-config-1 --set-system-vm=${P} 2>/dev/null
                # dirty check to see if we are upgrading current generation-1 system vm
                elif [[ "${systemvm1}" = ${VMHANDLE}* ]]; then
                        einfo "Emerging the current generation-1 system-vm..."
                        einfo "Updating its config files."
                        java-config-1 --set-system-vm=${P} 2>/dev/null
                # dirty check to see if current system vm is a jre - replace it with
                elif [[ "${systemvm1}" = *jre* ]]; then
                        ewarn "Current generation-1 system-vm is a JRE"
                        ewarn "For the new and old Java systems to coexist,"
                        ewarn "the generation-1 system-vm must be a JDK."
                        ewarn "Setting generation-1 system-vm to ${VMHANDLE}"
                        java-config-1 --set-system-vm=${P} 2>/dev/null
                fi
                # else... some other VM is being updated, so we don't have to worry
        else
                einfo "JREs and 1.5+ JDKs are not supported for use with generation-1."
                einfo "This is because generation-1 is only for use for building packages."
                einfo "Only generation-2 should be used by end-users,"
                einfo "where all JREs and JDKs will be available"
        fi

        echo

        java-vm_check-nsplugin
        java_mozilla_clean_
        fdo-mime_desktop_database_update
}

java-vm_check-nsplugin() {
        local libdir
        if [[ ${VMHANDLE} =~ emul-linux-x86 ]]; then
                libdir=lib32
        else
                libdir=lib
        fi
        # Install a default nsplugin if we don't already have one
        if has nsplugin ${IUSE} && use nsplugin; then
                if [[ ! -f /usr/${libdir}/nsbrowser/plugins/javaplugin.so ]]; then
                        einfo "No system nsplugin currently set."
                        java-vm_set-nsplugin
                else
                        einfo "System nsplugin is already set, not changing it."
                fi
                einfo "You can change nsplugin with eselect java-nsplugin."
        fi
}

java-vm_set-nsplugin() {
        local extra_args
        if use amd64; then
                if [[ ${VMHANDLE} =~ emul-linux-x86 ]]; then
                        extra_args="32bit"
                else
                        extra_args="64bit"
                fi
                einfo "Setting ${extra_args} nsplugin to ${VMHANDLE}"
        else
                einfo "Setting nsplugin to ${VMHANDLE}..."
        fi
        eselect java-nsplugin set ${extra_args} ${VMHANDLE}
}

java-vm-2_pkg_prerm() {
        if [[ "$(java-config -f 2>/dev/null)" == "${VMHANDLE}" ]]; then
                ewarn "It appears you are removing your system-vm!"
                ewarn "Please run java-config -L to list available VMs,"
                ewarn "then use java-config -S to set a new system-vm!"
        fi
}

java-vm-2_pkg_postrm() {
        fdo-mime_desktop_database_update
}

java_set_default_vm_() {
        java-config-2 --set-system-vm="${VMHANDLE}"

        einfo " ${P} set as the default system-vm."
}

get_system_arch() {
        local sarch
        sarch=$(echo ${ARCH} | sed -e s/[i]*.86/i386/ -e s/x86_64/amd64/ -e s/sun4u/sparc/ -e s/sparc64/sparc/ -e s/arm.*/arm/ -e s/sa110/arm/)
        if [ -z "${sarch}" ]; then
                sarch=$(uname -m | sed -e s/[i]*.86/i386/ -e s/x86_64/amd64/ -e s/sun4u/sparc/ -e s/sparc64/sparc/ -e s/arm.*/arm/ -e s/sa110/arm/)
        fi
        echo ${sarch}
}

# TODO rename to something more evident, like install_env_file
set_java_env() {
        local platform="$(get_system_arch)"
        local env_file="${D}${JAVA_VM_CONFIG_DIR}/${VMHANDLE}"
        local old_env_file="${D}/etc/env.d/java/20${P}"
        local source_env_file="${FILESDIR}/${VMHANDLE}.env"

        if [[ ! -f ${source_env_file} ]]; then
                die "Unable to find the env file: ${source_env_file}"
        fi

        dodir ${JAVA_VM_CONFIG_DIR}
        sed \
                -e "s/@P@/${P}/g" \
                -e "s/@PN@/${PN}/g" \
                -e "s/@PV@/${PV}/g" \
                -e "s/@PF@/${PF}/g" \
                -e "s/@PLATFORM@/${platform}/g" \
                -e "/^LDPATH=.*lib\\/\\\"/s|\"\\(.*\\)\"|\"\\1${platform}/:\\1${platform}/server/\"|" \
                < ${source_env_file} \
                > ${env_file} || die "sed failed"

        echo "VMHANDLE=\"${VMHANDLE}\"" >> ${env_file}

        # generation-1 compatibility
        # respect both variables for now...
        if [[ ${JAVA_SUPPORTS_GENERATION_1} == 'true' && ${JAVA_VM_NO_GENERATION1} != 'true' ]]; then
                einfo "Enabling generation-1 compatibility..."
                dodir /etc/env.d/java # generation-1 compatibility
                # We need to strip some things out of the new style env,
                # because these end up going in the env
                sed -e 's/.*CLASSPATH.*//' \
                        -e 's/.*PROVIDES.*//' \
                        ${env_file} \
                        > ${old_env_file} || die "failed to create generation-1 env file"
        else
                ewarn "Disabling generation-1 compatibility..."
        fi

        [[ -n ${JAVA_PROVIDE} ]] && echo "PROVIDES=\"${JAVA_PROVIDE}\"" >> ${env_file}

        local java_home=$(source ${env_file}; echo ${JAVA_HOME})
        [[ -z ${java_home} ]] && die "No JAVA_HOME defined in ${env_file}"

        # Make the symlink
        dosym ${java_home} ${JAVA_VM_DIR}/${VMHANDLE} \
                || die "Failed to make VM symlink at ${JAVA_VM_DIR}/${VMHANDLE}"
}


java_get_plugin_dir_() {
        echo /usr/$(get_libdir)/nsbrowser/plugins
}

install_mozilla_plugin() {
        local plugin=${1}

        if [ ! -f "${D}/${plugin}" ] ; then
                die "Cannot find mozilla plugin at ${D}/${plugin}"
        fi

        local plugin_dir=/usr/share/java-config-2/nsplugin
        dodir ${plugin_dir}
        dosym ${plugin} ${plugin_dir}/${VMHANDLE}-javaplugin.so
}

java_mozilla_clean_() {
        # Because previously some ebuilds installed symlinks outside of pkg_install
        # and are left behind, which forces you to manualy remove them to select the
        # jdk/jre you want to use for java
        local plugin_dir=$(java_get_plugin_dir_)
        for file in ${plugin_dir}/javaplugin_*; do
                rm -f ${file}
        done
        for file in ${plugin_dir}/libjavaplugin*; do
                rm -f ${file}
        done
}

# ------------------------------------------------------------------------------
# @eclass-end
# ------------------------------------------------------------------------------
1	nichoj	1.1	# Copyright 1999-2004 Gentoo Foundation
2			# Distributed under the terms of the GNU General Public License v2
3	betelgeuse	1.16	# $Header: /var/cvsroot/gentoo-x86/eclass/java-vm-2.eclass,v 1.15 2006/10/20 03:52:24 nichoj Exp $
4	nichoj	1.9
5			# -----------------------------------------------------------------------------
6			# @eclass-begin
7			# @eclass-shortdesc Java Virtual Machine eclass
8			# @eclass-maintainer java@gentoo.org
9			#
10			# This eclass provides functionality which assists with installing
11			# virtual machines, and ensures that they are recognized by java-config.
12	nichoj	1.1	#
13	nichoj	1.9	# -----------------------------------------------------------------------------
14	nichoj	1.1
15	betelgeuse	1.16	inherit eutils fdo-mime
16	nichoj	1.1
17			DEPEND="
18			=dev-java/java-config-2.0*
19	nichoj	1.4	>=sys-apps/portage-2.1"
20	nichoj	1.1	RDEPEND="
21	nichoj	1.14	=dev-java/java-config-2.0*
22			=dev-java/java-config-1.3*"
23	nichoj	1.1
24			export WANT_JAVA_CONFIG=2
25
26			if [[ "${SLOT}" != "0" ]]; then
27			VMHANDLE=${PN}-${SLOT}
28			else
29			VMHANDLE=${PN}
30			fi
31
32			JAVA_VM_CONFIG_DIR="/usr/share/java-config-2/vm"
33			JAVA_VM_DIR="/usr/lib/jvm"
34
35	betelgeuse	1.16	EXPORT_FUNCTIONS pkg_postinst pkg_prerm pkg_postrm
36	nichoj	1.1
37			java-vm-2_pkg_postinst() {
38			# Set the generation-2 system VM, if it isn't set
39			if [[ -z "$(java-config-2 -f)" ]]; then
40			java_set_default_vm_
41			fi
42
43	nichoj	1.9	# support both variables for now
44			if [[ ${JAVA_SUPPORTS_GENERATION_1} == 'true' && ${JAVA_VM_NO_GENERATION1} != 'true' ]]; then
45	nichoj	1.8	local systemvm1="$(java-config-1 -f 2>/dev/null)"
46	nichoj	1.9	# no generation-1 system-vm was previously set
47	nichoj	1.1	if [[ -z "${systemvm1}" ]]; then
48	nichoj	1.8	# if 20java exists, must be using old VM
49			if [[ -f /etc/env.d/20java ]]; then
50			ewarn "The current generation-1 system-vm is using an out-of-date VM,"
51			ewarn "as in, it hasn't been updated for use with the new Java sytem."
52			# othewise, it must not have been set before
53			else
54			ewarn "No generation-1 system-vm previously set."
55			fi
56			ewarn "Setting generation-1 system-vm to ${VMHANDLE}"
57			java-config-1 --set-system-vm=${P} 2>/dev/null
58	nichoj	1.1	# dirty check to see if we are upgrading current generation-1 system vm
59	nichoj	1.8	elif [[ "${systemvm1}" = ${VMHANDLE}* ]]; then
60	swegener	1.13	einfo "Emerging the current generation-1 system-vm..."
61	nichoj	1.8	einfo "Updating its config files."
62	swegener	1.13	java-config-1 --set-system-vm=${P} 2>/dev/null
63	nichoj	1.8	# dirty check to see if current system vm is a jre - replace it with
64			elif [[ "${systemvm1}" = jre ]]; then
65	swegener	1.13	ewarn "Current generation-1 system-vm is a JRE"
66	nichoj	1.8	ewarn "For the new and old Java systems to coexist,"
67			ewarn "the generation-1 system-vm must be a JDK."
68			ewarn "Setting generation-1 system-vm to ${VMHANDLE}"
69	swegener	1.13	java-config-1 --set-system-vm=${P} 2>/dev/null
70	nichoj	1.1	fi
71			# else... some other VM is being updated, so we don't have to worry
72	nichoj	1.9	else
73			einfo "JREs and 1.5+ JDKs are not supported for use with generation-1."
74			einfo "This is because generation-1 is only for use for building packages."
75			einfo "Only generation-2 should be used by end-users,"
76			einfo "where all JREs and JDKs will be available"
77	nichoj	1.1	fi
78
79	nichoj	1.15	echo
80
81			java-vm_check-nsplugin
82			java_mozilla_clean_
83	betelgeuse	1.16	fdo-mime_desktop_database_update
84	nichoj	1.15	}
85
86			java-vm_check-nsplugin() {
87			local libdir
88			if [[ ${VMHANDLE} =~ emul-linux-x86 ]]; then
89			libdir=lib32
90			else
91			libdir=lib
92			fi
93	nichoj	1.9	# Install a default nsplugin if we don't already have one
94	nichoj	1.3	if has nsplugin ${IUSE} && use nsplugin; then
95	nichoj	1.15	if [[ ! -f /usr/${libdir}/nsbrowser/plugins/javaplugin.so ]]; then
96			einfo "No system nsplugin currently set."
97			java-vm_set-nsplugin
98	caster	1.12	else
99			einfo "System nsplugin is already set, not changing it."
100	nichoj	1.3	fi
101	caster	1.12	einfo "You can change nsplugin with eselect java-nsplugin."
102	nichoj	1.3	fi
103	nichoj	1.15	}
104	nichoj	1.3
105	nichoj	1.15	java-vm_set-nsplugin() {
106			local extra_args
107			if use amd64; then
108			if [[ ${VMHANDLE} =~ emul-linux-x86 ]]; then
109			extra_args="32bit"
110			else
111			extra_args="64bit"
112			fi
113			einfo "Setting ${extra_args} nsplugin to ${VMHANDLE}"
114			else
115			einfo "Setting nsplugin to ${VMHANDLE}..."
116			fi
117			eselect java-nsplugin set ${extra_args} ${VMHANDLE}
118	nichoj	1.1	}
119
120			java-vm-2_pkg_prerm() {
121	nichoj	1.9	if [[ "$(java-config -f 2>/dev/null)" == "${VMHANDLE}" ]]; then
122			ewarn "It appears you are removing your system-vm!"
123			ewarn "Please run java-config -L to list available VMs,"
124			ewarn "then use java-config -S to set a new system-vm!"
125	nichoj	1.1	fi
126			}
127
128	betelgeuse	1.16	java-vm-2_pkg_postrm() {
129			fdo-mime_desktop_database_update
130			}
131
132	nichoj	1.1	java_set_default_vm_() {
133			java-config-2 --set-system-vm="${VMHANDLE}"
134
135	nichoj	1.9	einfo " ${P} set as the default system-vm."
136	nichoj	1.1	}
137
138			get_system_arch() {
139			local sarch
140			sarch=$(echo ${ARCH} \| sed -e s/[i].86/i386/ -e s/x86_64/amd64/ -e s/sun4u/sparc/ -e s/sparc64/sparc/ -e s/arm./arm/ -e s/sa110/arm/)
141			if [ -z "${sarch}" ]; then
142			sarch=$(uname -m \| sed -e s/[i].86/i386/ -e s/x86_64/amd64/ -e s/sun4u/sparc/ -e s/sparc64/sparc/ -e s/arm./arm/ -e s/sa110/arm/)
143			fi
144			echo ${sarch}
145			}
146
147			# TODO rename to something more evident, like install_env_file
148			set_java_env() {
149			local platform="$(get_system_arch)"
150			local env_file="${D}${JAVA_VM_CONFIG_DIR}/${VMHANDLE}"
151			local old_env_file="${D}/etc/env.d/java/20${P}"
152	nichoj	1.2	local source_env_file="${FILESDIR}/${VMHANDLE}.env"
153	nichoj	1.1
154			if [[ ! -f ${source_env_file} ]]; then
155			die "Unable to find the env file: ${source_env_file}"
156			fi
157
158			dodir ${JAVA_VM_CONFIG_DIR}
159			sed \
160			-e "s/@P@/${P}/g" \
161			-e "s/@PN@/${PN}/g" \
162			-e "s/@PV@/${PV}/g" \
163			-e "s/@PF@/${PF}/g" \
164			-e "s/@PLATFORM@/${platform}/g" \
165			-e "/^LDPATH=.lib\\/\\\"/s\|\"\\(.\\)\"\|\"\\1${platform}/:\\1${platform}/server/\"\|" \
166			< ${source_env_file} \
167			> ${env_file} \|\| die "sed failed"
168
169			echo "VMHANDLE=\"${VMHANDLE}\"" >> ${env_file}
170	swegener	1.13
171	nichoj	1.1	# generation-1 compatibility
172	nichoj	1.9	# respect both variables for now...
173			if [[ ${JAVA_SUPPORTS_GENERATION_1} == 'true' && ${JAVA_VM_NO_GENERATION1} != 'true' ]]; then
174			einfo "Enabling generation-1 compatibility..."
175			dodir /etc/env.d/java # generation-1 compatibility
176	nichoj	1.1	# We need to strip some things out of the new style env,
177			# because these end up going in the env
178			sed -e 's/.CLASSPATH.//' \
179			-e 's/.PROVIDES.//' \
180			${env_file} \
181	nichoj	1.9	> ${old_env_file} \|\| die "failed to create generation-1 env file"
182			else
183			ewarn "Disabling generation-1 compatibility..."
184	nichoj	1.1	fi
185
186			[[ -n ${JAVA_PROVIDE} ]] && echo "PROVIDES=\"${JAVA_PROVIDE}\"" >> ${env_file}
187
188			local java_home=$(source ${env_file}; echo ${JAVA_HOME})
189			[[ -z ${java_home} ]] && die "No JAVA_HOME defined in ${env_file}"
190
191			# Make the symlink
192			dosym ${java_home} ${JAVA_VM_DIR}/${VMHANDLE} \
193	nichoj	1.10	\|\| die "Failed to make VM symlink at ${JAVA_VM_DIR}/${VMHANDLE}"
194	nichoj	1.1	}
195
196
197			java_get_plugin_dir_() {
198			echo /usr/$(get_libdir)/nsbrowser/plugins
199			}
200
201			install_mozilla_plugin() {
202			local plugin=${1}
203
204			if [ ! -f "${D}/${plugin}" ] ; then
205			die "Cannot find mozilla plugin at ${D}/${plugin}"
206			fi
207
208	nichoj	1.3	local plugin_dir=/usr/share/java-config-2/nsplugin
209	nichoj	1.1	dodir ${plugin_dir}
210	nichoj	1.3	dosym ${plugin} ${plugin_dir}/${VMHANDLE}-javaplugin.so
211	nichoj	1.1	}
212
213			java_mozilla_clean_() {
214			# Because previously some ebuilds installed symlinks outside of pkg_install
215			# and are left behind, which forces you to manualy remove them to select the
216			# jdk/jre you want to use for java
217			local plugin_dir=$(java_get_plugin_dir_)
218			for file in ${plugin_dir}/javaplugin_*; do
219			rm -f ${file}
220			done
221			for file in ${plugin_dir}/libjavaplugin*; do
222			rm -f ${file}
223			done
224			}
225
226	nichoj	1.9	# ------------------------------------------------------------------------------
227			# @eclass-end
228			# ------------------------------------------------------------------------------