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442 lines
14 KiB
442 lines
14 KiB
# Copyright 2004-2021 Gentoo Authors
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# Distributed under the terms of the GNU General Public License v2
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# @ECLASS: java-ant-2.eclass
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# @MAINTAINER:
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# java@gentoo.org
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# @AUTHOR:
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# kiorky <kiorky@cryptelium.net>
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# Petteri Räty <betelgeuse@gentoo.org>
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# @SUPPORTED_EAPIS: 5 6 7 8
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# @PROVIDES: java-utils-2
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# @BLURB: eclass for ant based Java packages
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# @DESCRIPTION:
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# Eclass for Ant-based Java packages. Provides support for both automatic and
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# manual manipulation of build.xml files. Should be inherited after java-pkg-2
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# or java-pkg-opt-2 eclass.
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inherit java-utils-2 multilib
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case ${EAPI:-0} in
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[5678]) ;;
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*) die "${ECLASS}: EAPI ${EAPI:-0} not supported" ;;
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esac
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EXPORT_FUNCTIONS src_configure
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if [[ -z ${_JAVA_ANT_2_ECLASS} ]] ; then
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_JAVA_ANT_2_ECLASS=1
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# This eclass provides functionality for Java packages which use
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# ant to build. In particular, it will attempt to fix build.xml files, so that
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# they use the appropriate 'target' and 'source' attributes.
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# @ECLASS_VARIABLE: WANT_ANT_TASKS
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# @DEFAULT_UNSET
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# @DESCRIPTION:
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# An $IFS separated list of ant tasks.
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# Ebuild can specify this variable before inheriting java-ant-2 eclass to
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# determine ANT_TASKS it needs. They will be automatically translated to
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# DEPEND variable and ANT_TASKS variable. JAVA_PKG_FORCE_ANT_TASKS can override
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# ANT_TASKS set by WANT_ANT_TASKS, but not the DEPEND due to caching.
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# Ebuilds that need to depend conditionally on certain tasks and specify them
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# differently for different eant calls can't use this simplified approach.
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# You also cannot specify version or anything else than ant-*.
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#
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# @CODE
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# WANT_ANT_TASKS="ant-junit ant-trax"
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# @CODE
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#The implementation of dependencies is handled by java-utils-2.eclass
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#WANT_ANT_TASKS
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# @ECLASS_VARIABLE: JAVA_ANT_DISABLE_ANT_CORE_DEP
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# @DEFAULT_UNSET
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# @DESCRIPTION:
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# Setting this variable non-empty before inheriting java-ant-2 disables adding
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# dev-java/ant-core into DEPEND.
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if [[ -z "${JAVA_ANT_DISABLE_ANT_CORE_DEP}" ]]; then
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JAVA_ANT_E_DEPEND+=" >=dev-java/ant-core-1.8.2"
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[[ "${EAPI:-0}" != 0 ]] && JAVA_ANT_E_DEPEND+=":0"
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fi
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# add ant tasks specified in WANT_ANT_TASKS to DEPEND
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local ANT_TASKS_DEPEND;
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ANT_TASKS_DEPEND="$(java-pkg_ant-tasks-depend)"
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# check that java-pkg_ant-tasks-depend didn't fail
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if [[ $? != 0 ]]; then
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eerror "${ANT_TASKS_DEPEND}"
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die "java-pkg_ant-tasks-depend() failed"
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fi
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# We need some tools from javatoolkit. We also need ant dependencies
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# constructed above.
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JAVA_ANT_E_DEPEND="${JAVA_ANT_E_DEPEND}
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${ANT_TASKS_DEPEND}
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dev-java/javatoolkit"
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# this eclass must be inherited after java-pkg-2 or java-pkg-opt-2
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# if it's java-pkg-opt-2, ant dependencies are pulled based on USE flag
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if has java-pkg-opt-2 ${INHERITED}; then
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JAVA_ANT_E_DEPEND="${JAVA_PKG_OPT_USE}? ( ${JAVA_ANT_E_DEPEND} )"
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elif ! has java-pkg-2 ${INHERITED}; then
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eerror "java-ant-2 eclass can only be inherited AFTER java-pkg-2 or java-pkg-opt-2"
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fi
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DEPEND="${JAVA_ANT_E_DEPEND}"
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# @ECLASS_VARIABLE: JAVA_PKG_BSFIX
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# @DESCRIPTION:
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# Should we attempt to 'fix' ant build files to include the source/target
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# attributes when calling javac?
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JAVA_PKG_BSFIX=${JAVA_PKG_BSFIX:-"on"}
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# @ECLASS_VARIABLE: JAVA_PKG_BSFIX_ALL
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# @DESCRIPTION:
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# If we're fixing build files, should we try to fix all the ones we can find?
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JAVA_PKG_BSFIX_ALL=${JAVA_PKG_BSFIX_ALL:-"yes"}
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# @ECLASS_VARIABLE: JAVA_PKG_BSFIX_NAME
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# @DESCRIPTION:
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# Filename of build files to fix/search for
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JAVA_PKG_BSFIX_NAME=${JAVA_PKG_BSFIX_NAME:-"build.xml"}
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# @ECLASS_VARIABLE: JAVA_PKG_BSFIX_TARGET_TAGS
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# @DESCRIPTION:
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# Targets to fix the 'source' attribute in
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JAVA_PKG_BSFIX_TARGET_TAGS=${JAVA_PKG_BSFIX_TARGET_TAGS:-"javac xjavac javac.preset"}
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# @ECLASS_VARIABLE: JAVA_PKG_BSFIX_SOURCE_TAGS
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# @DESCRIPTION:
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# Targets to fix the 'target' attribute in
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JAVA_PKG_BSFIX_SOURCE_TAGS=${JAVA_PKG_BSFIX_SOURCE_TAGS:-"javadoc javac xjavac javac.preset"}
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# @ECLASS_VARIABLE: JAVA_ANT_CLASSPATH_TAGS
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# @DESCRIPTION:
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# Targets to add the classpath attribute to
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JAVA_ANT_CLASSPATH_TAGS="javac xjavac"
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# @ECLASS_VARIABLE: JAVA_ANT_IGNORE_SYSTEM_CLASSES
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# @DEFAULT_UNSET
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# @DESCRIPTION:
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# When set, <available> Ant tasks are rewritten to ignore Ant's runtime classpath.
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# @FUNCTION: java-ant-2_src_configure
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# @DESCRIPTION:
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# src_configure rewrites the build.xml files automatically, unless EAPI is undefined, 0 or 1.
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java-ant-2_src_configure() {
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# if java support is optional, don't perform this when the USE flag is off
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if has java-pkg-opt-2 ${INHERITED}; then
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use ${JAVA_PKG_OPT_USE} || return
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fi
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# eant will call us unless called by Portage
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[[ -e "${T}/java-ant-2_src_configure-run" ]] && return
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[[ "${JAVA_ANT_IGNORE_SYSTEM_CLASSES}" ]] \
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&& java-ant_ignore-system-classes "${S}/build.xml"
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java-ant_bsfix
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touch "${T}/java-ant-2_src_configure-run"
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}
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# @FUNCTION: java-ant_bsfix
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# @INTERNAL
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# @DESCRIPTION:
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# Attempts to fix build files.
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#
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# @CODE
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# Affected by variables:
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# JAVA_PKG_BSFIX
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# JAVA_PKG_BSFIX_ALL
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# JAVA_PKG_BSFIX_NAME,
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# @CODE
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java-ant_bsfix() {
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debug-print-function ${FUNCNAME} $*
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[[ "${JAVA_PKG_BSFIX}" != "on" ]] && return
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if ! java-pkg_needs-vm; then
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echo "QA Notice: Package is using java-ant, but doesn't depend on a Java VM"
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fi
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pushd "${S}" >/dev/null || die
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local find_args=""
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[[ "${JAVA_PKG_BSFIX_ALL}" == "yes" ]] || find_args="-maxdepth 1"
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find_args="${find_args} -type f ( -name ${JAVA_PKG_BSFIX_NAME// / -o -name } )"
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local bsfix_these=() line
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while IFS= read -r -d $'\0' line; do
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bsfix_these+=( "${line}" )
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done < <(find . ${find_args} -print0)
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[[ "${bsfix_these[@]}" ]] && java-ant_bsfix_files "${bsfix_these[@]}"
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popd > /dev/null || die
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}
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# @FUNCTION: java-ant_bsfix_files
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# @USAGE: <path/to/first/build.xml> [path/to/second.build.xml ...]
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# @DESCRIPTION:
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# Attempts to fix named build files.
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#
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# @CODE
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# Affected by variables:
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# JAVA_PKG_BSFIX_SOURCE_TAGS
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# JAVA_PKG_BSFIX_TARGET_TAGS
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# JAVA_ANT_REWRITE_CLASSPATH
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# JAVA_ANT_JAVADOC_INPUT_DIRS: Where we can find java sources for javadoc
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# input. Can be a space separated list of
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# directories
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# JAVA_ANT_BSFIX_EXTRA_ARGS: You can use this to pass extra variables to the
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# rewriter if you know what you are doing.
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# @CODE
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#
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# If JAVA_ANT_JAVADOC_INPUT_DIRS is set, we will turn on the adding of a basic
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# javadoc target to the ant's build.xml with the javadoc xml-rewriter feature.
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# Then we will set EANT DOC TARGET to the added javadoc target
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# NOTE: the variable JAVA_ANT_JAVADOC_OUTPUT_DIR points where we will
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# generate the javadocs. This is a read-only variable, dont change it.
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# When changing this function, make sure that it works with paths with spaces in
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# them.
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java-ant_bsfix_files() {
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debug-print-function ${FUNCNAME} $*
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[[ ${#} = 0 ]] && die "${FUNCNAME} called without arguments"
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local want_source="$(java-pkg_get-source)"
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local want_target="$(java-pkg_get-target)"
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debug-print "${FUNCNAME}: target: ${want_target} source: ${want_source}"
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if [ -z "${want_source}" -o -z "${want_target}" ]; then
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eerror "Could not find valid -source/-target values"
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eerror "Please file a bug about this on bugs.gentoo.org"
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die "Could not find valid -source/-target values"
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else
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local files=()
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for file in "${@}"; do
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debug-print "${FUNCNAME}: ${file}"
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if [[ -n "${JAVA_PKG_DEBUG}" ]]; then
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cp "${file}" "${file}.orig" || die "failed to copy ${file}"
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fi
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if [[ ! -w "${file}" ]]; then
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chmod u+w "${file}" || die "chmod u+w ${file} failed"
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fi
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files+=( -f "${file}" )
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done
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if [ -e "${EPREFIX}/usr/libexec/javatoolkit" ]; then
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local rewriter3="${EPREFIX}/usr/libexec/javatoolkit/xml-rewrite-3.py"
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local rewriter4="${EPREFIX}/usr/libexec/javatoolkit/build-xml-rewrite"
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else
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local rewriter3="${EPREFIX}/usr/$(get_libdir)/javatoolkit/bin/xml-rewrite-3.py"
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local rewriter4="${EPREFIX}/usr/$(get_libdir)/javatoolkit/bin/build-xml-rewrite"
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fi
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if [[ -x ${rewriter4} && ${JAVA_ANT_ENCODING} ]]; then
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[[ ${JAVA_ANT_REWRITE_CLASSPATH} ]] && local gcp="-g"
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[[ ${JAVA_ANT_ENCODING} ]] && local enc="-e ${JAVA_ANT_ENCODING}"
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echo "cElementTree rewriter"
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debug-print "${rewriter4} extra args: ${gcp} ${enc}"
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${rewriter4} ${gcp} ${enc} \
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-c "${JAVA_PKG_BSFIX_SOURCE_TAGS}" source ${want_source} \
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-c "${JAVA_PKG_BSFIX_TARGET_TAGS}" target ${want_target} \
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"${@}" || die "build-xml-rewrite failed"
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else
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debug-print "Using third generation rewriter"
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echo "Rewriting attributes"
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local bsfix_extra_args=()
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# WARNING KEEP THE ORDER, ESPECIALLY FOR CHANGED ATTRIBUTES!
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if [[ -n ${JAVA_ANT_REWRITE_CLASSPATH} ]]; then
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local cp_tags="${JAVA_ANT_CLASSPATH_TAGS// / -e }"
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bsfix_extra_args+=( -g -e ${cp_tags} )
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bsfix_extra_args+=( -a classpath -v '${gentoo.classpath}' )
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fi
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if [[ -n ${JAVA_ANT_JAVADOC_INPUT_DIRS} ]]; then
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if [[ -n ${JAVA_ANT_JAVADOC_OUTPUT_DIR} ]]; then
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die "Do not define JAVA_ANT_JAVADOC_OUTPUT_DIR!"
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fi
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# Where will our generated javadoc go.
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readonly JAVA_ANT_JAVADOC_OUTPUT_DIR="${WORKDIR}/gentoo_javadoc"
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mkdir -p "${JAVA_ANT_JAVADOC_OUTPUT_DIR}" || die
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if has doc ${IUSE}; then
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if use doc; then
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if [[ -z ${EANT_DOC_TARGET} ]]; then
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EANT_DOC_TARGET="gentoojavadoc"
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else
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die "You can't use javadoc adding and set EANT_DOC_TARGET too."
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fi
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for dir in ${JAVA_ANT_JAVADOC_INPUT_DIRS};do
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if [[ ! -d ${dir} ]]; then
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eerror "This dir: ${dir} doesnt' exists"
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die "You must specify directories for javadoc input/output dirs."
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fi
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done
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bsfix_extra_args+=( --javadoc --source-directory )
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# filter third/double spaces
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JAVA_ANT_JAVADOC_INPUT_DIRS=${JAVA_ANT_JAVADOC_INPUT_DIRS// /}
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JAVA_ANT_JAVADOC_INPUT_DIRS=${JAVA_ANT_JAVADOC_INPUT_DIRS// /}
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bsfix_extra_args+=( ${JAVA_ANT_JAVADOC_INPUT_DIRS// / --source-directory } )
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bsfix_extra_args+=( --output-directory "${JAVA_ANT_JAVADOC_OUTPUT_DIR}" )
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fi
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else
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die "You need to have doc in IUSE when using JAVA_ANT_JAVADOC_INPUT_DIRS"
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fi
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fi
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[[ -n ${JAVA_ANT_BSFIX_EXTRA_ARGS} ]] \
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&& bsfix_extra_args+=( ${JAVA_ANT_BSFIX_EXTRA_ARGS} )
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debug-print "bsfix_extra_args: ${bsfix_extra_args[*]}"
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${rewriter3} "${files[@]}" \
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-c --source-element ${JAVA_PKG_BSFIX_SOURCE_TAGS// / --source-element } \
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--source-attribute source --source-value ${want_source} \
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--target-element ${JAVA_PKG_BSFIX_TARGET_TAGS// / --target-element } \
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--target-attribute target --target-value ${want_target} \
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--target-attribute nowarn --target-value yes \
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"${bsfix_extra_args[@]}" \
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|| die "xml-rewrite-3 failed: ${file}"
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fi
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if [[ -n "${JAVA_PKG_DEBUG}" ]]; then
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for file in "${@}"; do
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diff -NurbB "${file}.orig" "${file}"
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done
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fi
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fi
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return 0 # so that the 1 for diff doesn't get reported
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}
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# @FUNCTION: java-ant_bsfix_one
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# @USAGE: <path/to/build.xml>
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# @DESCRIPTION:
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# Attempts to fix named build file.
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#
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# @CODE
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# Affected by variables:
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# JAVA_PKG_BSFIX_SOURCE_TAGS
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# JAVA_PKG_BSFIX_TARGET_TAGS
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# @CODE
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java-ant_bsfix_one() {
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debug-print-function ${FUNCNAME} $*
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if [ -z "${1}" ]; then
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eerror "${FUNCNAME} needs one argument"
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die "${FUNCNAME} needs one argument"
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fi
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java-ant_bsfix_files "${1}"
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}
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# @FUNCTION: java-ant_rewrite-classpath
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# @USAGE: [path/to/build.xml]
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# @DESCRIPTION:
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# Adds 'classpath="${gentoo.classpath}"' to specified build file.
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#
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# Affected by:
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# JAVA_ANT_CLASSPATH_TAGS
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#
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# Parameter defaults to build.xml when not specified
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java-ant_rewrite-classpath() {
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debug-print-function ${FUNCNAME} $*
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local file="${1}"
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[[ -z "${1}" ]] && file=build.xml
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[[ ${#} -gt 1 ]] && die "${FUNCNAME} currently can only rewrite one file."
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echo "Adding gentoo.classpath to ${file}"
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debug-print "java-ant_rewrite-classpath: ${file}"
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cp "${file}" "${file}.orig" || die "failed to copy ${file}"
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chmod u+w "${file}"
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java-ant_xml-rewrite -f "${file}" --change \
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-e ${JAVA_ANT_CLASSPATH_TAGS// / -e } -a classpath -v '${gentoo.classpath}'
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if [[ -n "${JAVA_PKG_DEBUG}" ]]; then
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diff -NurbB "${file}.orig" "${file}"
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fi
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}
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# @FUNCTION: java-ant_ignore-system-classes
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# @USAGE: [path/to/build.xml]
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# @DESCRIPTION:
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# Makes the available task ignore classes in the system classpath
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# Parameter defaults to build.xml when not specified
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java-ant_ignore-system-classes() {
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debug-print-function ${FUNCNAME} $*
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local file=${1:-build.xml}
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echo "Changing ignoresystemclasses to true for available tasks in ${file}"
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java-ant_xml-rewrite -f "${file}" --change \
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-e available -a ignoresystemclasses -v "true"
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}
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# @FUNCTION: java-ant_xml-rewrite
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# @USAGE: <xml rewriter arguments>
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# @DESCRIPTION:
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# Run the right xml-rewrite binary with the given arguments
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java-ant_xml-rewrite() {
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local gen2_1="${EPREFIX}/usr/$(get_libdir)/javatoolkit/bin/xml-rewrite-2.py"
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local gen2_2="${EPREFIX}/usr/libexec/javatoolkit/xml-rewrite-2.py"
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# gen1 is deprecated
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if [[ -x "${gen2_2}" ]]; then
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${gen2_2} "${@}" || die "${gen2_2} failed"
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elif [[ -x "${gen2_1}" ]]; then
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${gen2_1} "${@}" || die "${gen2_1} failed"
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else
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eerror "No binary for rewriting found."
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eerror "Do you have dev-java/javatoolkit installed?"
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die "xml-rewrite not found"
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fi
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}
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# @FUNCTION: java-ant_rewrite-bootclasspath
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# @USAGE: <version> [path/to/build.xml] [prepend] [append]
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# @DESCRIPTION:
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# Adds bootclasspath to javac-like tasks in build.xml filled with jars of a
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# bootclasspath package of given version.
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#
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# @CODE
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# Affected by:
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# JAVA_PKG_BSFIX_TARGET_TAGS - the tags of javac tasks
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#
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# Parameters:
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# $1 - the version of bootclasspath (e.g. 1.5), 'auto' for bootclasspath
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# of the current JDK
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# $2 - path to desired build.xml file, defaults to 'build.xml'
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# $3 - (optional) what to prepend the bootclasspath with (to override)
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# $4 - (optional) what to append to the bootclasspath
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# @CODE
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java-ant_rewrite-bootclasspath() {
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local version="${1}"
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local file="${2-build.xml}"
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local extra_before="${3}"
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local extra_after="${4}"
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local bcp="$(java-pkg_get-bootclasspath "${version}")"
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if [[ -n "${extra_before}" ]]; then
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bcp="${extra_before}:${bcp}"
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fi
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if [[ -n "${extra_after}" ]]; then
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bcp="${bcp}:${extra_after}"
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fi
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java-ant_xml-rewrite -f "${file}" -c -e ${JAVA_PKG_BSFIX_TARGET_TAGS// / -e } \
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-a bootclasspath -v "${bcp}"
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}
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fi
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