diff options
Diffstat (limited to 'sys-libs/uclibc-ng/uclibc-ng-1.0.30-r1.ebuild')
| -rw-r--r-- | sys-libs/uclibc-ng/uclibc-ng-1.0.30-r1.ebuild | 404 |
1 files changed, 404 insertions, 0 deletions
diff --git a/sys-libs/uclibc-ng/uclibc-ng-1.0.30-r1.ebuild b/sys-libs/uclibc-ng/uclibc-ng-1.0.30-r1.ebuild new file mode 100644 index 000000000000..ca35a2cc5bc4 --- /dev/null +++ b/sys-libs/uclibc-ng/uclibc-ng-1.0.30-r1.ebuild @@ -0,0 +1,404 @@ +# Copyright 1999-2018 Gentoo Foundation +# Distributed under the terms of the GNU General Public License v2 + +EAPI="6" + +inherit flag-o-matic multilib savedconfig toolchain-funcs versionator + +if [[ ${PV} == "9999" ]] ; then + EGIT_REPO_URI="git://uclibc-ng.org/git/uclibc-ng" + inherit git-r3 + MY_P=uclibc-ng-${PV} +else + MY_P=uClibc-ng-${PV} +fi + +DESCRIPTION="C library for developing embedded Linux systems" +HOMEPAGE="https://uclibc-ng.org/" +if [[ ${PV} != "9999" ]] ; then + PATCH_VER="" + SRC_URI="https://downloads.uclibc-ng.org/releases/${PV}/${MY_P}.tar.bz2" + KEYWORDS="-* ~amd64 ~arm ~mips ~ppc ~x86" +fi + +LICENSE="LGPL-2" +SLOT="0" +IUSE="debug hardened iconv ipv6 symlink-compat headers-only" +RESTRICT="strip" + +# 1) We can't upgrade from uclibc to uclibc-ng via a soft blocker since portage +# will delete the ld.so sym link prematurely and break the system. So we +# will hard block and give manual migration instructions. +# 2) Currently uclibc and uclibc-ng's iconv are in bad shape. We've been using +# the breakout library. The disadvantage here is that we have to sprinkle +# LDFAGS=-liconv on build systems that need to link against libiconv. +RDEPEND=" + !!sys-libs/uclibc + iconv? ( dev-libs/libiconv )" + +S=${WORKDIR}/${MY_P} + +export CBUILD=${CBUILD:-${CHOST}} +export CTARGET=${CTARGET:-${CHOST}} +if [[ ${CHOST} == ${CTARGET} ]] ; then + if [[ ${CATEGORY} == cross-* ]] ; then + export CTARGET=${CATEGORY#cross-} + fi +fi + +is_crosscompile() { + [[ ${CHOST} != ${CTARGET} ]] +} + +alt_build_kprefix() { + if [[ ${CBUILD} == ${CHOST} && ${CHOST} == ${CTARGET} ]] ; then + echo /usr/include + else + echo /usr/${CTARGET}/usr/include + fi +} + +just_headers() { + use headers-only && is_crosscompile +} + +uclibc_endian() { + # XXX: this wont work for a toolchain which is bi-endian, but we + # dont have any such thing at the moment, so not a big deal + touch "${T}"/endian.s + $(tc-getAS ${CTARGET}) "${T}"/endian.s -o "${T}"/endian.o + case $(file "${T}"/endian.o) in + *" MSB "*) echo "BIG";; + *" LSB "*) echo "LITTLE";; + *) echo "NFC";; + esac + rm -f "${T}"/endian.{s,o} +} + +kconfig_q_opt() { + local flag=$1; shift + case ${flag} in + y|n) ;; + *) flag=$(usex ${flag} y n) ;; + esac + + local var="defs_${flag}" + eval "${var}+=( $* )" +} + +get_opt() { + ( + unset ${1} + . ${2:-"${S}"/.config} + echo ${!1} + ) +} + +make_oldconfig() { + yes "" 2>/dev/null | emake -s oldconfig >/dev/null +} + +make_config() { + restore_config .config + if [ -f .config ]; then + make_oldconfig + return 0 + else + ewarn "Could not locate user configfile, so we will save a default one" + fi + + emake ARCH=$1 defconfig >/dev/null + + local defs_{y,n} + + # These are forced off + defs_n=( + DOASSERTS + DODEBUG_PT + HAS_NO_THREADS + PROPOLICE_BLOCK_ABRT + SSP_QUICK_CANARY + SUPPORT_LD_DEBUG_EARLY + UCLIBC_HAS_CTYPE_UNSAFE + UCLIBC_HAS_LOCALE + LDSO_SAFE_RUNPATH + ) + + # These are forced on + defs_y=( + DO_C99_MATH + DO_XSI_MATH + FORCE_SHAREABLE_TEXT_SEGMENTS + LDSO_GNU_HASH_SUPPORT + LDSO_PRELOAD_FILE_SUPPORT + LDSO_RUNPATH + LDSO_RUNPATH_OF_EXECUTABLE + LDSO_STANDALONE_SUPPORT + PROPOLICE_BLOCK_SEGV + PTHREADS_DEBUG_SUPPORT + UCLIBC_HAS_ARC4RANDOM + UCLIBC_HAS_BACKTRACE + UCLIBC_HAS_BSD_RES_CLOSE + UCLIBC_HAS_CONTEXT_FUNCS + UCLIBC_HAS_CTYPE_CHECKED + UCLIBC_HAS_EXTRA_COMPAT_RES_STATE + UCLIBC_HAS_FENV + UCLIBC_HAS_FOPEN_CLOSEEXEC_MODE + UCLIBC_HAS_FOPEN_EXCLUSIVE_MODE + UCLIBC_HAS_FOPEN_LARGEFILE_MODE + UCLIBC_HAS_FTS + UCLIBC_HAS_FTW + UCLIBC_HAS_GETPT + UCLIBC_HAS_GLIBC_CUSTOM_PRINTF + UCLIBC_HAS_GLIBC_CUSTOM_STREAMS + UCLIBC_HAS_GNU_GLOB + UCLIBC_HAS_HEXADECIMAL_FLOATS + UCLIBC_HAS_LIBUTIL + UCLIBC_HAS_NFTW + UCLIBC_HAS_OBSOLETE_BSD_SIGNAL + UCLIBC_HAS_PRINTF_M_SPEC + UCLIBC_HAS_PROGRAM_INVOCATION_NAME + UCLIBC_HAS_RESOLVER_SUPPORT + UCLIBC_HAS_SHA256_CRYPT_IMPL + UCLIBC_HAS_SHA512_CRYPT_IMPL + UCLIBC_HAS_SSP + UCLIBC_HAS_STUBS + UCLIBC_HAS_SYS_ERRLIST + UCLIBC_HAS_SYS_SIGLIST + UCLIBC_HAS_THREADS_NATIVE + UCLIBC_HAS_TZ_FILE_READ_MANY + UCLIBC_HAS_UTMP + UCLIBC_HAS_UTMPX + UCLIBC_HAS_WCHAR + UCLIBC_HAS_WORDEXP + UCLIBC_NTP_LEGACY + UCLIBC_SUPPORT_AI_ADDRCONFIG + UCLIBC_SUSV2_LEGACY + UCLIBC_SUSV3_LEGACY + UCLIBC_SUSV3_LEGACY_MACROS + UCLIBC_SUSV4_LEGACY + UCLIBC_USE_NETLINK + ) + + sed -i -e '/ARCH_.*_ENDIAN/d' .config + kconfig_q_opt y "ARCH_WANTS_$(uclibc_endian)_ENDIAN" + + kconfig_q_opt debug DODEBUG + kconfig_q_opt debug SUPPORT_LD_DEBUG + kconfig_q_opt debug UCLIBC_HAS_PROFILING + + kconfig_q_opt ipv6 UCLIBC_HAS_IPV6 + + kconfig_q_opt hardened UCLIBC_BUILD_NOEXECSTACK + kconfig_q_opt hardened UCLIBC_BUILD_NOW + kconfig_q_opt hardened UCLIBC_BUILD_PIE + kconfig_q_opt hardened UCLIBC_BUILD_RELRO + kconfig_q_opt hardened UCLIBC_BUILD_SSP + + local count def + for count in 1 2 ; do + # Run twice as some config opts depend on others being enabled first. + for def in ${defs_y[@]} ; do + sed -i -e "s|.*\<${def}\>.*set|${def}=y|g" .config + done + for def in ${defs_n[@]} ; do + sed -i -e "s|${def}=y|# ${def} is not set|g" .config + done + make_oldconfig + done + + einfo "Enabled options:" + for def in ${defs_y[@]} ; do + einfo " " $(grep "^${def}=y" .config || echo "could not find ${def}") + done + einfo "Disabled options:" + for def in ${defs_n[@]} ; do + einfo " " $(grep "^# ${def} is not set" .config || echo "could not find ${def}") + done + + # setup build and run paths + sed -i \ + -e "/^CROSS_COMPILER_PREFIX/s|=.*|=\"${CTARGET}-\"|" \ + -e "/^KERNEL_HEADERS/s|=.*|=\"$(alt_build_kprefix)\"|" \ + -e "/^SHARED_LIB_LOADER_PREFIX/s|=.*|=\"/$(get_libdir)\"|" \ + -e "/^DEVEL_PREFIX/s|=.*|=\"/usr\"|" \ + -e "/^RUNTIME_PREFIX/s|=.*|=\"/\"|" \ + -e "/^UCLIBC_EXTRA_CFLAGS/s|=.*|=\"${UCLIBC_EXTRA_CFLAGS}\"|" \ + .config || die + + make_oldconfig +} + +pkg_setup() { + # Make sure our CHOST is a uclibc toolchain for native compiling + if [[ ${CHOST} == ${CTARGET} ]]; then + case ${CHOST} in + *-uclinux*|*-uclibc*) ;; + *) die "Use sys-devel/crossdev to build a uclibc toolchain" ;; + esac + fi + + # uClibc-ng doesn't carry old Linux threads, and since we force + # threading our only choice is NPTL which requires i486 and later. + [[ ${CTARGET} == i386* ]] && die "i386 can't support Native Posix Threads (NPTL)." +} + +src_prepare() { + local version subversion extraversion + + # uclibc-ng tries to create a two sym link with ld.so, + # ld-uClibc.so.{0,MAJOR_VERSION} -> ld-uClibc-<version>.so + # where MAJOR_VERSION != 0 indicates the ABI verison. + # We want to get rid of this and just have ABI = 0. + eapply "${FILESDIR}"/uclibc-compat-r1.patch + + # Critical fix for ld.so.cache + eapply "${FILESDIR}"/${P}-fix-ld.so.cache.patch + + # We need to change the major.minor.sublevel of uclibc-ng. + # Upstream sets MAJOR_VERSION = 1 which breaks runtime linking. + # If we really want the ABI bump, we'll have to hack the gcc + # spec file and change the '*link:' rule. + version=( $(get_version_components) ) + if [[ -z ${version[1]} ]]; then + subversion=0 + extraversion=0 + else + subversion=${version[1]} + if [[ -z ${version[2]} ]]; then + extraversion=0 + else + extraversion=.${version[2]} + fi + fi + + sed -i \ + -e "/^MAJOR_VERSION/s|:=.*|:= 0|" \ + -e "/^MINOR_VERSION/s|:=.*|:= ${version[0]}|" \ + -e "/^SUBLEVEL/s|:=.*|:= ${subversion}|" \ + -e "/^EXTRAVERSION/s|:=.*|:= ${extraversion}|" \ + Rules.mak || die + + eapply_user +} + +src_configure() { + # Map our toolchain arch name to the name expected by uClibc-ng. + local target=$(tc-arch) + case ${target} in + amd64) target="x86_64";; + arm) target="arm";; + mips) target="mips";; + ppc) target="powerpc";; + x86) target="i386";; + esac + + # Do arch specific configuration by changing the defaults in + # extra/Configs/Config.<arch>. If these are not overridden + # by an save .config, they will be selected by default. + + # For i386, i486, i586 and i686 + local cpu + if [[ ${target} == "i386" ]]; then + [[ ${CTARGET} == i[456]86* ]] && cpu="${CTARGET:1:1}86" + sed -i -e "s|default CONFIG_686|default CONFIG_${cpu:-486}|" \ + extra/Configs/Config.i386 || die + fi + + # For arm + if [[ ${target} == "arm" ]]; then + sed -i -e '/Build for EABI/a \\tdefault y' extra/Configs/Config.arm + fi + + # We set HOSTCC to the proper tuple rather than just 'gcc' + sed -i -e "s|^HOSTCC.*=.*|HOSTCC=$(tc-getBUILD_CC)|" Rules.mak + + make_config ${target} + + einfo + einfo "Runtime Prefix: /" + einfo "Devel Prefix: /usr" + einfo "Kernel Prefix: $(alt_build_kprefix)" + einfo "CBUILD: ${CBUILD}" + einfo "CHOST: ${CHOST}" + einfo "CTARGET: ${CTARGET}" + einfo "ABI: ${ABI}" + einfo "ENDIAN: $(uclibc_endian)" + einfo +} + +src_compile() { + emake headers + just_headers && return 0 + + emake + if is_crosscompile ; then + emake -C utils hostutils + else + emake utils + fi +} + +src_test() { + is_crosscompile && return 0 + + # assert test fails on pax/grsec enabled kernels + # normal vfork test fails in sandbox (both glibc/uclibc) + emake UCLIBC_ONLY=1 check +} + +src_install() { + local sysroot=${D} + is_crosscompile && sysroot+="/usr/${CTARGET}" + + local target="install" + just_headers && target="install_headers" + emake DESTDIR="${sysroot}" ${target} + + save_config .config + + # remove files coming from kernel-headers + rm -rf "${sysroot}"/usr/include/{linux,asm*} + + # Make sure we install the sys-include symlink so that when + # we build a 2nd stage cross-compiler, gcc finds the target + # system headers correctly. See gcc/doc/gccinstall.info + if is_crosscompile ; then + dosym usr/include /usr/${CTARGET}/sys-include + if ! just_headers && [[ -n $(get_opt HAVE_SHARED) ]] ; then + newbin utils/ldconfig.host ${CTARGET}-ldconfig + newbin utils/ldd.host ${CTARGET}-ldd + fi + return 0 + fi + + if use symlink-compat; then + dosym libc.so.0 "${DESTDIR}"/lib/libcrypt.so.0 + dosym libc.so.0 "${DESTDIR}"/lib/libdl.so.0 + dosym libc.so.0 "${DESTDIR}"/lib/libm.so.0 + dosym libc.so.0 "${DESTDIR}"/lib/libpthread.so.0 + dosym libc.so.0 "${DESTDIR}"/lib/librt.so.0 + dosym libc.so.0 "${DESTDIR}"/lib/libresolv.so.0 + dosym libc.so.0 "${DESTDIR}"/lib/libubacktrace.so.0 + dosym libc.so.0 "${DESTDIR}"/lib/libutil.so.0 + fi + + emake DESTDIR="${D}" install_utils + dobin extra/scripts/getent + dodoc README docs/*.txt +} + +pkg_postinst() { + is_crosscompile && return 0 + + if [ ! -e "${ROOT}"/etc/TZ ] ; then + ewarn "Please remember to set your timezone in /etc/TZ" + mkdir -p "${ROOT}"/etc + echo "UTC" > "${ROOT}"/etc/TZ + fi + [ "${ROOT}" != "/" ] && return 0 + # update cache before reloading init + ldconfig + # reload init ... + /sbin/telinit U 2>/dev/null +} |