139 lines
3.7 KiB
Bash
139 lines
3.7 KiB
Bash
#!/bin/bash
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source "${PALUDIS_EBUILD_DIR}/echo_functions.bash"
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prune_libtool_files() {
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local removing_all removing_modules opt
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for opt; do
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case "${opt}" in
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--all)
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removing_all=1
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removing_modules=1
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;;
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--modules)
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removing_modules=1
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;;
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*)
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die "Invalid argument to ${FUNCNAME}(): ${opt}"
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esac
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done
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local f
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local queue=()
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while IFS= read -r -d '' f; do # for all .la files
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local archivefile=${f/%.la/.a}
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# The following check is done by libtool itself.
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# It helps us avoid removing random files which match '*.la',
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# see bug #468380.
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if ! sed -n -e '/^# Generated by .*libtool/q0;4q1' "${f}"; then
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continue
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fi
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[[ ${f} != ${archivefile} ]] || die 'regex sanity check failed'
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local reason= pkgconfig_scanned=
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local snotlink=$(sed -n -e 's:^shouldnotlink=::p' "${f}")
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if [[ ${snotlink} == yes ]]; then
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# Remove static libs we're not supposed to link against.
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if [[ -f ${archivefile} ]]; then
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einfo "Removing unnecessary ${archivefile#${IMAGE%/}} (static plugin)"
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queue+=( "${archivefile}" )
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fi
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# The .la file may be used by a module loader, so avoid removing it
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# unless explicitly requested.
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if [[ ${removing_modules} ]]; then
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reason='module'
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fi
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else
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# Remove .la files when:
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# - user explicitly wants us to remove all .la files,
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# - respective static archive doesn't exist,
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# - they are covered by a .pc file already,
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# - they don't provide any new information (no libs & no flags).
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if [[ ${removing_all} ]]; then
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reason='requested'
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elif [[ ! -f ${archivefile} ]]; then
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reason='no static archive'
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elif [[ ! $(sed -nre \
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"s/^(dependency_libs|inherited_linker_flags)='(.*)'$/\2/p" \
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"${f}") ]]; then
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reason='no libs & flags'
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else
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if [[ ! ${pkgconfig_scanned} ]]; then
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# Create a list of all .pc-covered libs.
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local pc_libs=()
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if [[ ! ${removing_all} ]]; then
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local pc
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local tf=${T}/prune-lt-files.pc
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local pkgconf=${PKG_CONFIG}
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while IFS= read -r -d '' pc; do # for all .pc files
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local arg libs
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# Use pkg-config if available (and works),
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# fallback to sed.
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if ${pkgconf} --exists "${pc}" &>/dev/null; then
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sed -e '/^Requires:/d' "${pc}" > "${tf}"
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libs=$(${pkgconf} --libs "${tf}")
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else
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libs=$(sed -ne 's/^Libs://p' "${pc}")
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fi
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for arg in ${libs}; do
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if [[ ${arg} == -l* ]]; then
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if [[ ${arg} == '*$*' ]]; then
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ewarn "${FUNCNAME}: variable substitution likely failed in ${pc}"
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ewarn "(arg: ${arg})"
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ewarn "Most likely, you need to add virtual/pkgconfig to DEPEND."
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fi
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pc_libs+=( lib${arg#-l}.la )
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fi
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done
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done < <(find "${IMAGE}" -type f -name '*.pc' -print0)
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rm -f "${tf}"
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fi
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pkgconfig_scanned=1
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fi # pkgconfig_scanned
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has "${f##*/}" "${pc_libs[@]}" && reason='covered by .pc'
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fi # removal due to .pc
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fi # shouldnotlink==no
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if [[ ${reason} ]]; then
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einfo "Removing unnecessary ${f#${IMAGE%/}} (${reason})"
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queue+=( "${f}" )
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fi
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done < <(find "${IMAGE}" -xtype f -name '*.la' -print0)
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if [[ ${queue[@]} ]]; then
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rm -f "${queue[@]}"
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fi
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}
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if [[ "${CATEGORY}/${PN}" != "sys-devel/gcc" &&
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"${CATEGORY}/${PN}" != "dev-libs/openssl" &&
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"${CATEGORY}/${PN}" != "dev-libs/libressl" &&
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"${CATEGORY}/${PN}" != "sys-libs/db" &&
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"${CATEGORY}/${PN}" != "media-libs/giflib" &&
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"${CATEGORY}/${PN}" != "dev-libs/gmp" &&
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"${CATEGORY}/${PN}" != "dev-lang/mono" &&
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"${CATEGORY}/${PN}" != "media-libs/libpng" &&
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"${CATEGORY}/${PN}" != "sys-devel/binutils" &&
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"${CATEGORY}/${PN}" != "dev-lang/llvm" &&
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"${CATEGORY}/${PN}" != "dev-lang/clang" &&
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"${CATEGORY}/${PN}" != "sys-libs/libstdc++"
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]] ; then
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prune_libtool_files --all
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fi
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