commit:     4d33143e5b807af00d29ec59d9512ac05ab0e131
Author:     David Seifert <soap <AT> gentoo <DOT> org>
AuthorDate: Sun Jan  2 10:01:47 2022 +0000
Commit:     David Seifert <soap <AT> gentoo <DOT> org>
CommitDate: Sun Jan  2 10:01:47 2022 +0000
URL:        https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=4d33143e

toolchain.eclass: remove uclibc

Closes: https://bugs.gentoo.org/820905
Signed-off-by: David Seifert <soap <AT> gentoo.org>

 eclass/toolchain.eclass | 40 +++-------------------------------------
 1 file changed, 3 insertions(+), 37 deletions(-)

diff --git a/eclass/toolchain.eclass b/eclass/toolchain.eclass
index dfca9ecee0d0..29657c6446b9 100644
--- a/eclass/toolchain.eclass
+++ b/eclass/toolchain.eclass
@@ -1,4 +1,4 @@
-# Copyright 1999-2021 Gentoo Authors
+# Copyright 1999-2022 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 # @ECLASS: toolchain.eclass
@@ -359,7 +359,6 @@ gentoo_urls() {
 #                      with a Cygwin target.
 get_gcc_src_uri() {
        export PATCH_GCC_VER=${PATCH_GCC_VER:-${GCC_RELEASE_VER}}
-       export UCLIBC_GCC_VER=${UCLIBC_GCC_VER:-${PATCH_GCC_VER}}
        export MUSL_GCC_VER=${MUSL_GCC_VER:-${PATCH_GCC_VER}}
        export PIE_GCC_VER=${PIE_GCC_VER:-${GCC_RELEASE_VER}}
        export HTB_GCC_VER=${HTB_GCC_VER:-${GCC_RELEASE_VER}}
@@ -382,8 +381,6 @@ get_gcc_src_uri() {
                fi
        fi
 
-       [[ -n ${UCLIBC_VER} ]] && \
-               GCC_SRC_URI+=" $(gentoo_urls 
gcc-${UCLIBC_GCC_VER}-uclibc-patches-${UCLIBC_VER}.tar.bz2)"
        [[ -n ${PATCH_VER} ]] && \
                GCC_SRC_URI+=" $(gentoo_urls 
gcc-${PATCH_GCC_VER}-patches-${PATCH_VER}.tar.bz2)"
        [[ -n ${MUSL_VER} ]] && \
@@ -557,10 +554,6 @@ do_gcc_gentoo_patches() {
                        BRANDING_GCC_PKGVERSION="${BRANDING_GCC_PKGVERSION} 
p${PATCH_VER}"
                fi
 
-               if [[ -n ${UCLIBC_VER} ]] ; then
-                       tc_apply_patches "Applying uClibc patches ..." 
"${WORKDIR}"/uclibc/*.patch
-               fi
-
                if [[ -n ${MUSL_VER} ]] && [[ ${CTARGET} == *musl* ]] ; then
                        if [[ ${CATEGORY} == cross-* ]] ; then
                                # We don't want to apply some patches when 
cross-compiling.
@@ -927,17 +920,6 @@ toolchain_src_configure() {
                *-gnu*)                  needed_libc=glibc;;
                *-klibc)                 needed_libc=klibc;;
                *-musl*)                 needed_libc=musl;;
-               *-uclibc*)
-                       # Enable shared library support only on targets
-                       # that support it: bug #291870
-                       if ! echo '#include <features.h>' | \
-                          $(tc-getCPP ${CTARGET}) -E -dD - 2>/dev/null | \
-                          grep -q __HAVE_SHARED__
-                       then
-                               confgcc+=( --disable-shared )
-                       fi
-                       needed_libc=uclibc-ng
-                       ;;
                *-cygwin)                needed_libc=cygwin;;
                x86_64-*-mingw*|\
                *-w64-mingw*)    needed_libc=mingw64-runtime;;
@@ -991,14 +973,6 @@ toolchain_src_configure() {
        # __cxa_atexit is "essential for fully standards-compliant handling of
        # destructors", but apparently requires glibc.
        case ${CTARGET} in
-       *-uclibc*)
-               if tc_has_feature nptl ; then
-                       confgcc+=(
-                               --disable-__cxa_atexit
-                               $(use_enable nptl tls)
-                       )
-               fi
-               ;;
        *-elf|*-eabi)
                confgcc+=( --with-newlib )
                ;;
@@ -2324,17 +2298,9 @@ hardened_gcc_works() {
 hardened_gcc_is_stable() {
        local tocheck
        if [[ $1 == "pie" ]] ; then
-               if [[ ${CTARGET} == *-uclibc* ]] ; then
-                       tocheck=${PIE_UCLIBC_STABLE}
-               else
-                       tocheck=${PIE_GLIBC_STABLE}
-               fi
+               tocheck=${PIE_GLIBC_STABLE}
        elif [[ $1 == "ssp" ]] ; then
-               if [[ ${CTARGET} == *-uclibc* ]] ; then
-                       tocheck=${SSP_UCLIBC_STABLE}
-               elif  [[ ${CTARGET} == *-gnu* ]] ; then
-                       tocheck=${SSP_STABLE}
-               fi
+               tocheck=${SSP_STABLE}
        else
                die "hardened_gcc_stable needs to be called with pie or ssp"
        fi

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