/[gentoo-x86]/eclass/java-vm-2.eclass
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1# Copyright 1999-2004 Gentoo Foundation 1# Copyright 1999-2012 Gentoo Foundation
2# Distributed under the terms of the GNU General Public License v2 2# Distributed under the terms of the GNU General Public License v2
3# $Header: /var/cvsroot/gentoo-x86/eclass/java-vm-2.eclass,v 1.27 2009/04/17 22:50:41 caster Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/java-vm-2.eclass,v 1.43 2012/06/11 19:46:32 sera Exp $
4 4
5# ----------------------------------------------------------------------------- 5# -----------------------------------------------------------------------------
6# @eclass-begin 6# @eclass-begin
7# @eclass-shortdesc Java Virtual Machine eclass 7# @eclass-shortdesc Java Virtual Machine eclass
8# @eclass-maintainer java@gentoo.org 8# @eclass-maintainer java@gentoo.org
10# This eclass provides functionality which assists with installing 10# This eclass provides functionality which assists with installing
11# virtual machines, and ensures that they are recognized by java-config. 11# virtual machines, and ensures that they are recognized by java-config.
12# 12#
13# ----------------------------------------------------------------------------- 13# -----------------------------------------------------------------------------
14 14
15inherit eutils fdo-mime 15inherit eutils fdo-mime multilib pax-utils prefix
16
17DEPEND="=dev-java/java-config-2*"
18hasq "${EAPI}" 0 1 && DEPEND="${DEPEND} >=sys-apps/portage-2.1"
19 16
20RDEPEND=" 17RDEPEND="
21 =dev-java/java-config-2*" 18 =dev-java/java-config-2*
19 || ( app-admin/eselect-java <dev-java/java-config-2.2 )"
20DEPEND="${RDEPEND}"
21has "${EAPI}" 0 1 && DEPEND="${DEPEND} >=sys-apps/portage-2.1"
22 22
23export WANT_JAVA_CONFIG=2 23export WANT_JAVA_CONFIG=2
24 24
25JAVA_VM_CONFIG_DIR="/usr/share/java-config-2/vm" 25JAVA_VM_CONFIG_DIR="/usr/share/java-config-2/vm"
26JAVA_VM_DIR="/usr/lib/jvm" 26JAVA_VM_DIR="/usr/lib/jvm"
27JAVA_VM_SYSTEM="/etc/java-config-2/current-system-vm"
28JAVA_VM_BUILD_ONLY="${JAVA_VM_BUILD_ONLY:-FALSE}"
27 29
28EXPORT_FUNCTIONS pkg_setup pkg_postinst pkg_prerm pkg_postrm 30EXPORT_FUNCTIONS pkg_setup pkg_postinst pkg_prerm pkg_postrm
29 31
30java-vm-2_pkg_setup() { 32java-vm-2_pkg_setup() {
31 if [[ "${SLOT}" != "0" ]]; then 33 if [[ "${SLOT}" != "0" ]]; then
34 VMHANDLE=${PN} 36 VMHANDLE=${PN}
35 fi 37 fi
36} 38}
37 39
38java-vm-2_pkg_postinst() { 40java-vm-2_pkg_postinst() {
39 # Set the generation-2 system VM, if it isn't set 41 # Set the generation-2 system VM, if it isn't set or the setting is invalid
40 if [[ -z "$(java-config-2 -f)" ]]; then 42 # Note that we cannot rely on java-config here, as it will silently recognize
43 # e.g. icedtea6-bin as valid system VM if icedtea6 is set but invalid (e.g. due
44 # to the migration to icedtea-6)
45 if [[ ! -L "${JAVA_VM_SYSTEM}" ]]; then
41 java_set_default_vm_ 46 java_set_default_vm_
47 else
48 local current_vm_path="$(readlink "${JAVA_VM_SYSTEM}")"
49 local current_vm="$(basename "${current_vm_path}")"
50 if [[ ! -L "${JAVA_VM_DIR}/${current_vm}" ]]; then
51 java_set_default_vm_
52 fi
42 fi 53 fi
43 54
44 java-vm_check-nsplugin 55 java-vm_check-nsplugin
45 java_mozilla_clean_ 56 java_mozilla_clean_
46 fdo-mime_desktop_database_update 57 fdo-mime_desktop_database_update
51 if [[ ${VMHANDLE} =~ emul-linux-x86 ]]; then 62 if [[ ${VMHANDLE} =~ emul-linux-x86 ]]; then
52 libdir=lib32 63 libdir=lib32
53 else 64 else
54 libdir=lib 65 libdir=lib
55 fi 66 fi
67
68 has ${EAPI:-0} 0 1 2 && ! use prefix && EPREFIX=
69
56 # Install a default nsplugin if we don't already have one 70 # Install a default nsplugin if we don't already have one
57 if has nsplugin ${IUSE} && use nsplugin; then 71 if in_iuse nsplugin && use nsplugin; then
58 if [[ ! -f /usr/${libdir}/nsbrowser/plugins/javaplugin.so ]]; then 72 if [[ ! -f "${EPREFIX}"/usr/${libdir}/nsbrowser/plugins/javaplugin.so ]]; then
59 einfo "No system nsplugin currently set." 73 einfo "No system nsplugin currently set."
60 java-vm_set-nsplugin 74 java-vm_set-nsplugin
61 else 75 else
62 einfo "System nsplugin is already set, not changing it." 76 einfo "System nsplugin is already set, not changing it."
63 fi 77 fi
79 fi 93 fi
80 eselect java-nsplugin set ${extra_args} ${VMHANDLE} 94 eselect java-nsplugin set ${extra_args} ${VMHANDLE}
81} 95}
82 96
83java-vm-2_pkg_prerm() { 97java-vm-2_pkg_prerm() {
84 if [[ "$(java-config -f 2>/dev/null)" == "${VMHANDLE}" ]]; then 98 # Although REPLACED_BY_VERSION is EAPI=4, we shouldn't need to check EAPI for this use case
99 if [[ "$(GENTOO_VM="" java-config -f 2>/dev/null)" == "${VMHANDLE}" && -z "${REPLACED_BY_VERSION}" ]]; then
85 ewarn "It appears you are removing your system-vm!" 100 ewarn "It appears you are removing your system-vm!"
86 ewarn "Please run java-config -L to list available VMs," 101 ewarn "Please run java-config -L to list available VMs,"
87 ewarn "then use java-config -S to set a new system-vm!" 102 ewarn "then use java-config -S to set a new system-vm!"
88 fi 103 fi
89} 104}
108} 123}
109 124
110# TODO rename to something more evident, like install_env_file 125# TODO rename to something more evident, like install_env_file
111set_java_env() { 126set_java_env() {
112 debug-print-function ${FUNCNAME} $* 127 debug-print-function ${FUNCNAME} $*
128
129 if has ${EAPI:-0} 0 1 2 && ! use prefix ; then
130 ED="${D}"
131 EPREFIX=""
132 fi
133
113 local platform="$(get_system_arch)" 134 local platform="$(get_system_arch)"
114 local env_file="${D}${JAVA_VM_CONFIG_DIR}/${VMHANDLE}" 135 local env_file="${ED}${JAVA_VM_CONFIG_DIR}/${VMHANDLE}"
115 local old_env_file="${D}/etc/env.d/java/20${P}" 136 local old_env_file="${ED}/etc/env.d/java/20${P}"
116 if [[ ${1} ]]; then 137 if [[ ${1} ]]; then
117 local source_env_file="${1}" 138 local source_env_file="${1}"
118 else 139 else
119 local source_env_file="${FILESDIR}/${VMHANDLE}.env" 140 local source_env_file="${FILESDIR}/${VMHANDLE}.env"
120 fi 141 fi
127 sed \ 148 sed \
128 -e "s/@P@/${P}/g" \ 149 -e "s/@P@/${P}/g" \
129 -e "s/@PN@/${PN}/g" \ 150 -e "s/@PN@/${PN}/g" \
130 -e "s/@PV@/${PV}/g" \ 151 -e "s/@PV@/${PV}/g" \
131 -e "s/@PF@/${PF}/g" \ 152 -e "s/@PF@/${PF}/g" \
153 -e "s/@SLOT@/${SLOT}/g" \
132 -e "s/@PLATFORM@/${platform}/g" \ 154 -e "s/@PLATFORM@/${platform}/g" \
155 -e "s/@LIBDIR@/$(get_libdir)/g" \
133 -e "/^LDPATH=.*lib\\/\\\"/s|\"\\(.*\\)\"|\"\\1${platform}/:\\1${platform}/server/\"|" \ 156 -e "/^LDPATH=.*lib\\/\\\"/s|\"\\(.*\\)\"|\"\\1${platform}/:\\1${platform}/server/\"|" \
134 < ${source_env_file} \ 157 < "${source_env_file}" \
135 > ${env_file} || die "sed failed" 158 > "${env_file}" || die "sed failed"
136 159
160 (
137 echo "VMHANDLE=\"${VMHANDLE}\"" >> ${env_file} 161 echo "VMHANDLE=\"${VMHANDLE}\""
162 echo "BUILD_ONLY=\"${JAVA_VM_BUILD_ONLY}\""
163 ) >> "${env_file}"
164
165 eprefixify ${env_file}
138 166
139 [[ -n ${JAVA_PROVIDE} ]] && echo "PROVIDES=\"${JAVA_PROVIDE}\"" >> ${env_file} 167 [[ -n ${JAVA_PROVIDE} ]] && echo "PROVIDES=\"${JAVA_PROVIDE}\"" >> ${env_file}
140 168
141 local java_home=$(source ${env_file}; echo ${JAVA_HOME}) 169 local java_home=$(source "${env_file}"; echo ${JAVA_HOME})
142 [[ -z ${java_home} ]] && die "No JAVA_HOME defined in ${env_file}" 170 [[ -z ${java_home} ]] && die "No JAVA_HOME defined in ${env_file}"
143 171
144 # Make the symlink 172 # Make the symlink
173 dodir "${JAVA_VM_DIR}"
145 dosym ${java_home} ${JAVA_VM_DIR}/${VMHANDLE} \ 174 dosym ${java_home#${EPREFIX}} ${JAVA_VM_DIR}/${VMHANDLE} \
146 || die "Failed to make VM symlink at ${JAVA_VM_DIR}/${VMHANDLE}" 175 || die "Failed to make VM symlink at ${JAVA_VM_DIR}/${VMHANDLE}"
176}
177
178# -----------------------------------------------------------------------------
179# @ebuild-function java-vm_set-pax-markings
180#
181# Set PaX markings on all JDK/JRE executables to allow code-generation on
182# the heap by the JIT compiler.
183#
184# The markings need to be set prior to the first invocation of the the freshly
185# built / installed VM. Be it before creating the Class Data Sharing archive or
186# generating cacerts. Otherwise a PaX enabled kernel will kill the VM.
187# Bug #215225 #389751
188#
189# @example
190# java-vm_set-pax-markings "${S}"
191# java-vm_set-pax-markings "${ED}"/opt/${P}
192#
193# @param $1 - JDK/JRE base directory.
194# -----------------------------------------------------------------------------
195java-vm_set-pax-markings() {
196 debug-print-function ${FUNCNAME} "$*"
197 [[ $# -ne 1 ]] && die "${FUNCNAME}: takes exactly one argument"
198 [[ ! -f "${1}"/bin/java ]] \
199 && die "${FUNCNAME}: argument needs to be JDK/JRE base directory"
200
201 local executables=( "${1}"/bin/* )
202 [[ -d "${1}"/jre ]] && executables+=( "${1}"/jre/bin/* )
203
204 # Usally disabeling MPROTECT is sufficent
205 local pax_markings="m"
206 # On x86 for heap sizes over 700MB disable SEGMEXEC and PAGEEXEC as well.
207 use x86 && pax_markings="msp"
208
209 pax-mark ${pax_markings} $(list-paxables "${executables[@]}")
147} 210}
148 211
149# ----------------------------------------------------------------------------- 212# -----------------------------------------------------------------------------
150# @ebuild-function java-vm_revdep-mask 213# @ebuild-function java-vm_revdep-mask
151# 214#
158# java-vm_revdep-mask /path/to/jdk/ 221# java-vm_revdep-mask /path/to/jdk/
159# 222#
160# @param $1 - Path of the VM (defaults to /opt/${P} if not set) 223# @param $1 - Path of the VM (defaults to /opt/${P} if not set)
161# ------------------------------------------------------------------------------ 224# ------------------------------------------------------------------------------
162java-vm_revdep-mask() { 225java-vm_revdep-mask() {
226 if has ${EAPI:-0} 0 1 2 && ! use prefix; then
227 ED="${D}"
228 EPREFIX=
229 fi
230
163 local VMROOT="${1-/opt/${P}}" 231 local VMROOT="${1-"${EPREFIX}"/opt/${P}}"
164 232
165 dodir /etc/revdep-rebuild/ 233 dodir /etc/revdep-rebuild/
166 echo "SEARCH_DIRS_MASK=\"${VMROOT}\""> "${D}/etc/revdep-rebuild/61-${VMHANDLE}" 234 echo "SEARCH_DIRS_MASK=\"${VMROOT}\""> "${ED}/etc/revdep-rebuild/61-${VMHANDLE}"
235}
167 236
168 elog "A revdep-rebuild control file was installed to prevent reinstalls due to" 237# -----------------------------------------------------------------------------
169 elog "missing dependencies (see bug #177925 for more info). Note that some parts" 238# @ebuild-function java-vm_sandbox-predict
170 elog "of the JVM may require dependencies that are pulled only through respective" 239#
171 elog "USE flags (typically X, alsa, odbc) and some Java code may fail without them." 240# Install a sandbox control file. Specified paths won't cause a sandbox
241# violation if opened read write but no write takes place. See bug 388937#c1
242#
243# @example
244# java-vm_sandbox-predict /dev/random /proc/self/coredump_filter
245# -----------------------------------------------------------------------------
246java-vm_sandbox-predict() {
247 debug-print-function ${FUNCNAME} "$*"
248 [[ -z "${1}" ]] && die "${FUNCNAME} takes at least one argument"
249
250 has ${EAPI:-0} 0 1 2 && ! use prefix && ED="${D}"
251
252 local path path_arr=("$@")
253 # subshell this to prevent IFS bleeding out dependant on bash version.
254 # could use local, which *should* work, but that requires a lot of testing.
255 path=$(IFS=":"; echo "${path_arr[*]}")
256 dodir /etc/sandbox.d
257 echo "SANDBOX_PREDICT=\"${path}\"" > "${ED}/etc/sandbox.d/20${VMHANDLE}" \
258 || die "Failed to write sandbox control file"
172} 259}
173 260
174java_get_plugin_dir_() { 261java_get_plugin_dir_() {
262 has ${EAPI:-0} 0 1 2 && ! use prefix && EPREFIX=
175 echo /usr/$(get_libdir)/nsbrowser/plugins 263 echo "${EPREFIX}"/usr/$(get_libdir)/nsbrowser/plugins
176} 264}
177 265
178install_mozilla_plugin() { 266install_mozilla_plugin() {
179 local plugin="${1}" 267 local plugin="${1}"
180 local variant="${2}" 268 local variant="${2}"
181 269
270 has ${EAPI:-0} 0 1 2 && ! use prefix && ED="${D}"
182 if [[ ! -f "${D}/${plugin}" ]]; then 271 if [[ ! -f "${ED}/${plugin}" ]]; then
183 die "Cannot find mozilla plugin at ${D}/${plugin}" 272 die "Cannot find mozilla plugin at ${ED}/${plugin}"
184 fi 273 fi
185 274
186 if [[ -n "${variant}" ]]; then 275 if [[ -n "${variant}" ]]; then
187 variant="-${variant}" 276 variant="-${variant}"
188 fi 277 fi

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