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# 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 1.12 2006/09/29 16:51:01 caster 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
DEPEND="
=dev-java/java-config-2.0*
>=sys-apps/portage-2.1"
RDEPEND="
=dev-java/java-config-2.0*"
# If the VM supports generation-1, we need to depend on java-config-1
if [[ ${JAVA_SUPPORTS_GENERATION_1} == 'true' ]]; then
DEPEND="${DEPEND} =dev-java/java-config-1.3*"
RDEPEND="${RDEPEND} =dev-java/java-config-1.3*"
fi
export WANT_JAVA_CONFIG=2
if [[ "${SLOT}" != "0" ]]; then
VMHANDLE=${PN}-${SLOT}
else
VMHANDLE=${PN}
fi
JAVA_VM_CONFIG_DIR="/usr/share/java-config-2/vm"
JAVA_VM_DIR="/usr/lib/jvm"
EXPORT_FUNCTIONS pkg_postinst pkg_prerm
java-vm-2_pkg_postinst() {
# Set the generation-2 system VM, if it isn't set
if [[ -z "$(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ewarn "The current generation-1 system-vm is using an out-of-date VM,"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
# Install a default nsplugin if we don't already have one
if has nsplugin ${IUSE} && use nsplugin; then
if [[ ! -f /usr/lib/nsbrowser/plugins/javaplugin.so ]]; then
einfo "You have no system nsplugin set, setting it to ${VMHANDLE}."
eselect java-nsplugin set ${VMHANDLE}
else
einfo "System nsplugin is already set, not changing it."
fi
einfo "You can change nsplugin with eselect java-nsplugin."
fi
java_mozilla_clean_
}
java-vm-2_pkg_prerm() {
if [[ "$(java-config -f 2>/dev/null)" == "${VMHANDLE}" ]]; then
ewarn "It appears you are removing your system-vm!"
ewarn "Please run java-config -L to list available VMs,"
ewarn "then use java-config -S to set a new system-vm!"
fi
}
java_set_default_vm_() {
java-config-2 --set-system-vm="${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
# ------------------------------------------------------------------------------
|
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