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# Copyright 1999-2012 Gentoo Foundation |
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# Distributed under the terms of the GNU General Public License v2 |
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# $Header: /var/cvsroot/gentoo-x86/eclass/java-vm-2.eclass,v 1.45 2012/07/18 16:54:55 sera Exp $ |
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|
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# @ECLASS: java-vm-2.eclass |
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# @MAINTAINER: |
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# java@gentoo.org |
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# @BLURB: Java Virtual Machine eclass |
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# @DESCRIPTION: |
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# This eclass provides functionality which assists with installing |
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# virtual machines, and ensures that they are recognized by java-config. |
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|
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inherit eutils fdo-mime multilib pax-utils prefix |
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|
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EXPORT_FUNCTIONS pkg_setup pkg_postinst pkg_prerm pkg_postrm |
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|
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RDEPEND=" |
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=dev-java/java-config-2* |
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|| ( app-admin/eselect-java <dev-java/java-config-2.2 )" |
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DEPEND="${RDEPEND}" |
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has "${EAPI}" 0 1 && DEPEND="${DEPEND} >=sys-apps/portage-2.1" |
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|
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export WANT_JAVA_CONFIG=2 |
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|
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|
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# @ECLASS-VARIABLE: JAVA_VM_CONFIG_DIR |
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# @INTERNAL |
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# @DESCRIPTION: |
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# Where to place the vm env file. |
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JAVA_VM_CONFIG_DIR="/usr/share/java-config-2/vm" |
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|
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# @ECLASS-VARIABLE: JAVA_VM_DIR |
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# @INTERNAL |
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# @DESCRIPTION: |
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# Base directory for vm links. |
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JAVA_VM_DIR="/usr/lib/jvm" |
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|
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# @ECLASS-VARIABLE: JAVA_VM_SYSTEM |
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# @INTERNAL |
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# @DESCRIPTION: |
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# Link for system-vm |
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JAVA_VM_SYSTEM="/etc/java-config-2/current-system-vm" |
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|
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# @ECLASS-VARIABLE: JAVA_VM_BUILD_ONLY |
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# @DESCRIPTION: |
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# Set to YES to mark a vm as build-only. |
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JAVA_VM_BUILD_ONLY="${JAVA_VM_BUILD_ONLY:-FALSE}" |
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|
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|
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# @FUNCTION: java-vm-2_pkg_setup |
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# @DESCRIPTION: |
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# default pkg_setup |
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# |
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# Initialize vm handle. |
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|
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java-vm-2_pkg_setup() { |
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if [[ "${SLOT}" != "0" ]]; then |
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VMHANDLE=${PN}-${SLOT} |
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else |
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VMHANDLE=${PN} |
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fi |
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} |
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|
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|
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# @FUNCTION: java-vm-2_pkg_postinst |
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# @DESCRIPTION: |
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# default pkg_postinst |
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# |
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# Set the generation-2 system VM and Java plugin, if it isn't set or the |
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# setting is invalid. Also update mime database. |
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|
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java-vm-2_pkg_postinst() { |
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# Note that we cannot rely on java-config here, as it will silently recognize |
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# e.g. icedtea6-bin as valid system VM if icedtea6 is set but invalid (e.g. due |
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# to the migration to icedtea-6) |
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if [[ ! -L "${ROOT}${JAVA_VM_SYSTEM}" ]]; then |
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java_set_default_vm_ |
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else |
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local current_vm_path=$(readlink "${ROOT}${JAVA_VM_SYSTEM}") |
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local current_vm=$(basename "${ROOT}${current_vm_path}") |
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if [[ ! -L "${ROOT}${JAVA_VM_DIR}/${current_vm}" ]]; then |
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java_set_default_vm_ |
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fi |
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fi |
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|
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java-vm_check-nsplugin |
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java_mozilla_clean_ |
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fdo-mime_desktop_database_update |
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} |
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|
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|
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# @FUNCTION: java-vm_check-nsplugin |
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# @INTERNAL |
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# @DESCRIPTION: |
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# Check if the nsplugin needs updating |
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|
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java-vm_check-nsplugin() { |
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local libdir |
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if [[ ${VMHANDLE} =~ emul-linux-x86 ]]; then |
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libdir=lib32 |
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else |
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libdir=lib |
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fi |
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|
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has ${EAPI:-0} 0 1 2 && ! use prefix && EPREFIX= |
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|
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# Install a default nsplugin if we don't already have one |
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if in_iuse nsplugin && use nsplugin; then |
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if [[ ! -f "${ROOT}${EPREFIX}"/usr/${libdir}/nsbrowser/plugins/javaplugin.so ]]; then |
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einfo "No system nsplugin currently set." |
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java-vm_set-nsplugin |
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else |
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einfo "System nsplugin is already set, not changing it." |
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fi |
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einfo "You can change nsplugin with eselect java-nsplugin." |
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fi |
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} |
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|
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|
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# @FUNCTION: java-vm_set-nsplugin |
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# @INTERNAL |
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# @DESCRIPTION: |
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# Set the nsplugin implemetation. |
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|
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java-vm_set-nsplugin() { |
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local extra_args |
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if use amd64; then |
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if [[ ${VMHANDLE} =~ emul-linux-x86 ]]; then |
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extra_args="32bit" |
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else |
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extra_args="64bit" |
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fi |
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einfo "Setting ${extra_args} nsplugin to ${VMHANDLE}" |
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else |
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einfo "Setting nsplugin to ${VMHANDLE}..." |
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fi |
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eselect java-nsplugin set ${extra_args} ${VMHANDLE} |
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} |
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|
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|
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# @FUNCTION: java-vm-2_pkg_prerm |
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# @DESCRIPTION: |
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# default pkg_prerm |
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# |
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# Warn user if removing system-vm. |
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|
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java-vm-2_pkg_prerm() { |
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# Although REPLACED_BY_VERSION is EAPI=4, we shouldn't need to check EAPI for this use case |
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if [[ "$(GENTOO_VM="" java-config -f 2>/dev/null)" == "${VMHANDLE}" && -z "${REPLACED_BY_VERSION}" ]]; then |
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ewarn "It appears you are removing your system-vm!" |
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ewarn "Please run java-config -L to list available VMs," |
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ewarn "then use java-config -S to set a new system-vm!" |
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fi |
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} |
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|
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|
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# @FUNCTION: java-vm-2_pkg_postrm |
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# @DESCRIPTION: |
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# default pkg_postrm |
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# |
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# Update mime database. |
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|
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java-vm-2_pkg_postrm() { |
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fdo-mime_desktop_database_update |
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} |
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|
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# @FUNCTION: java_set_default_vm_ |
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# @INTERNAL |
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# @DESCRIPTION: |
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# Set system-vm. |
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|
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java_set_default_vm_() { |
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java-config-2 --set-system-vm="${VMHANDLE}" |
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|
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einfo " ${P} set as the default system-vm." |
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} |
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|
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# @FUNCTION: get_system_arch |
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# @DESCRIPTION: |
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# Get Java specific arch name. |
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|
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get_system_arch() { |
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local sarch |
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sarch=$(echo ${ARCH} | sed -e s/[i]*.86/i386/ -e s/x86_64/amd64/ -e s/sun4u/sparc/ -e s/sparc64/sparc/ -e s/arm.*/arm/ -e s/sa110/arm/) |
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if [ -z "${sarch}" ]; then |
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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/) |
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fi |
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echo ${sarch} |
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} |
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|
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|
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# @FUNCTION: set_java_env |
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# @DESCRIPTION: |
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# Installs a vm env file. |
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|
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# TODO rename to something more evident, like install_env_file |
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set_java_env() { |
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debug-print-function ${FUNCNAME} $* |
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|
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if has ${EAPI:-0} 0 1 2 && ! use prefix ; then |
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ED="${D}" |
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EPREFIX="" |
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fi |
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|
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local platform="$(get_system_arch)" |
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local env_file="${ED}${JAVA_VM_CONFIG_DIR}/${VMHANDLE}" |
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local old_env_file="${ED}/etc/env.d/java/20${P}" |
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if [[ ${1} ]]; then |
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local source_env_file="${1}" |
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else |
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local source_env_file="${FILESDIR}/${VMHANDLE}.env" |
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fi |
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if [[ ! -f ${source_env_file} ]]; then |
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die "Unable to find the env file: ${source_env_file}" |
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fi |
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dodir ${JAVA_VM_CONFIG_DIR} |
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sed \ |
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-e "s/@P@/${P}/g" \ |
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-e "s/@PN@/${PN}/g" \ |
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-e "s/@PV@/${PV}/g" \ |
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-e "s/@PF@/${PF}/g" \ |
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-e "s/@SLOT@/${SLOT}/g" \ |
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-e "s/@PLATFORM@/${platform}/g" \ |
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-e "s/@LIBDIR@/$(get_libdir)/g" \ |
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-e "/^LDPATH=.*lib\\/\\\"/s|\"\\(.*\\)\"|\"\\1${platform}/:\\1${platform}/server/\"|" \ |
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< "${source_env_file}" \ |
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> "${env_file}" || die "sed failed" |
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|
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( |
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echo "VMHANDLE=\"${VMHANDLE}\"" |
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echo "BUILD_ONLY=\"${JAVA_VM_BUILD_ONLY}\"" |
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) >> "${env_file}" |
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eprefixify ${env_file} |
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|
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[[ -n ${JAVA_PROVIDE} ]] && echo "PROVIDES=\"${JAVA_PROVIDE}\"" >> ${env_file} |
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local java_home=$(source "${env_file}"; echo ${JAVA_HOME}) |
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[[ -z ${java_home} ]] && die "No JAVA_HOME defined in ${env_file}" |
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|
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# Make the symlink |
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dodir "${JAVA_VM_DIR}" |
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dosym ${java_home#${EPREFIX}} ${JAVA_VM_DIR}/${VMHANDLE} \ |
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|| die "Failed to make VM symlink at ${JAVA_VM_DIR}/${VMHANDLE}" |
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} |
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|
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|
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# @FUNCTION: java-vm_set-pax-markings |
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# @DESCRIPTION: |
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# Set PaX markings on all JDK/JRE executables to allow code-generation on |
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# the heap by the JIT compiler. |
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# |
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# The markings need to be set prior to the first invocation of the the freshly |
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# built / installed VM. Be it before creating the Class Data Sharing archive or |
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# generating cacerts. Otherwise a PaX enabled kernel will kill the VM. |
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# Bug #215225 #389751 |
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# |
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# @CODE |
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# Parameters: |
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# $1 - JDK/JRE base directory. |
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# |
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# Examples: |
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# java-vm_set-pax-markings "${S}" |
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# java-vm_set-pax-markings "${ED}"/opt/${P} |
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# @CODE |
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|
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java-vm_set-pax-markings() { |
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debug-print-function ${FUNCNAME} "$*" |
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[[ $# -ne 1 ]] && die "${FUNCNAME}: takes exactly one argument" |
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[[ ! -f "${1}"/bin/java ]] \ |
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&& die "${FUNCNAME}: argument needs to be JDK/JRE base directory" |
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|
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local executables=( "${1}"/bin/* ) |
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[[ -d "${1}"/jre ]] && executables+=( "${1}"/jre/bin/* ) |
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|
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# Ensure a PaX header is created. |
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local pax_markings="C" |
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# Usally disabeling MPROTECT is sufficent. |
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local pax_markings+="m" |
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# On x86 for heap sizes over 700MB disable SEGMEXEC and PAGEEXEC as well. |
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use x86 && pax_markings+="sp" |
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|
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pax-mark ${pax_markings} $(list-paxables "${executables[@]}") |
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} |
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|
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|
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# @FUNCTION: java-vm_revdep-mask |
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# @DESCRIPTION: |
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# Installs a revdep-rebuild control file which SEARCH_DIR_MASK set to the path |
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# where the VM is installed. Prevents pointless rebuilds - see bug #177925. |
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# Also gives a notice to the user. |
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# |
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# @CODE |
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# Parameters: |
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# $1 - Path of the VM (defaults to /opt/${P} if not set) |
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# |
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# Examples: |
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# java-vm_revdep-mask |
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# java-vm_revdep-mask /path/to/jdk/ |
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# |
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# @CODE |
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|
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java-vm_revdep-mask() { |
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if has ${EAPI:-0} 0 1 2 && ! use prefix; then |
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ED="${D}" |
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EPREFIX= |
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fi |
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|
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local VMROOT="${1-"${EPREFIX}"/opt/${P}}" |
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|
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dodir /etc/revdep-rebuild/ |
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echo "SEARCH_DIRS_MASK=\"${VMROOT}\""> "${ED}/etc/revdep-rebuild/61-${VMHANDLE}" |
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} |
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|
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|
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# @FUNCTION: java-vm_sandbox-predict |
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# @DESCRIPTION: |
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# Install a sandbox control file. Specified paths won't cause a sandbox |
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# violation if opened read write but no write takes place. See bug 388937#c1 |
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# |
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# @CODE |
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# Examples: |
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# java-vm_sandbox-predict /dev/random /proc/self/coredump_filter |
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# @CODE |
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|
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java-vm_sandbox-predict() { |
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debug-print-function ${FUNCNAME} "$*" |
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[[ -z "${1}" ]] && die "${FUNCNAME} takes at least one argument" |
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|
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has ${EAPI:-0} 0 1 2 && ! use prefix && ED="${D}" |
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|
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local path path_arr=("$@") |
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# subshell this to prevent IFS bleeding out dependant on bash version. |
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# could use local, which *should* work, but that requires a lot of testing. |
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path=$(IFS=":"; echo "${path_arr[*]}") |
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dodir /etc/sandbox.d |
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echo "SANDBOX_PREDICT=\"${path}\"" > "${ED}/etc/sandbox.d/20${VMHANDLE}" \ |
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|| die "Failed to write sandbox control file" |
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} |
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|
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|
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# @FUNCTION: java_get_plugin_dir_ |
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# @INTERNAL |
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# @DESCRIPTION: |
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# Get the java plugin dir. |
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|
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java_get_plugin_dir_() { |
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has ${EAPI:-0} 0 1 2 && ! use prefix && EPREFIX= |
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echo "${EPREFIX}"/usr/$(get_libdir)/nsbrowser/plugins |
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} |
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|
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|
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# @FUNCTION: install_mozilla_plugin |
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# @DESCRIPTION: |
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# Register a netscape java-plugin. |
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|
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install_mozilla_plugin() { |
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local plugin="${1}" |
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local variant="${2}" |
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|
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has ${EAPI:-0} 0 1 2 && ! use prefix && ED="${D}" |
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if [[ ! -f "${ED}/${plugin}" ]]; then |
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die "Cannot find mozilla plugin at ${ED}/${plugin}" |
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fi |
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|
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if [[ -n "${variant}" ]]; then |
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variant="-${variant}" |
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fi |
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|
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local plugin_dir="/usr/share/java-config-2/nsplugin" |
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dodir "${plugin_dir}" |
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dosym "${plugin}" "${plugin_dir}/${VMHANDLE}${variant}-javaplugin.so" |
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} |
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|
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|
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# @FUNCTION: java_mozilla_clean_ |
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# @INTERNAL |
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# @DESCRIPTION: |
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# Because previously some ebuilds installed symlinks outside of pkg_install |
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# and are left behind, which forces you to manualy remove them to select the |
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# jdk/jre you want to use for java |
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|
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java_mozilla_clean_() { |
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local plugin_dir=$(java_get_plugin_dir_) |
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for file in ${plugin_dir}/javaplugin_*; do |
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rm -f ${file} |
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done |
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for file in ${plugin_dir}/libjavaplugin*; do |
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rm -f ${file} |
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done |
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} |
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