forked from rpms/glibc
Import glibc-2.34-43.fc35 from f35
* Mon Oct 03 2022 Arjun Shankar <arjun@redhat.com> - 2.34-43 - Remove .annobin* symbols from ld.so (#2126477) Resolves: #2115831
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@ -148,7 +148,7 @@ end \
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Summary: The GNU libc libraries
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Name: glibc
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Version: %{glibcversion}
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Release: 42%{?dist}
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Release: 43%{?dist}
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# In general, GPLv2+ is used by programs, LGPLv2+ is used for
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# libraries.
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@ -2641,6 +2641,9 @@ fi
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%files -f compat-libpthread-nonshared.filelist -n compat-libpthread-nonshared
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%changelog
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* Mon Oct 03 2022 Arjun Shankar <arjun@redhat.com> - 2.34-43
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- Remove .annobin* symbols from ld.so (#2126477)
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* Tue Sep 06 2022 Arjun Shankar <arjun@redhat.com> - 2.34-42
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- Co-Authored-By: Benjamin Herrenschmidt <benh@amazon.com>
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- Retain .gnu_debuglink section in libc.so.6 (#2090744)
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@ -15,9 +15,10 @@
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set -ex
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ldso_tmp="$(mktemp)"
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libc_tmp="$(mktemp)"
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libc_dlink_tmp="$(mktemp)"
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workdir="$(mktemp -d -t find_debuginfo.XXXXXX)"
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ldso_tmp="$workdir/ld.so"
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libc_tmp="$workdir/libc.so"
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# Prefer a separately installed debugedit over the RPM-integrated one.
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if command -v debugedit >/dev/null ; then
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@ -27,7 +28,7 @@ else
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fi
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cleanup () {
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rm -f "$ldso_tmp" "$libc_tmp" "$libc_dlink_tmp"
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rm -rf "$workdir"
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}
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trap cleanup 0
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@ -69,7 +70,7 @@ cp "$libc_path" "$libc_tmp"
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# libc.so.6: Extract the .gnu_debuglink section
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objcopy -j.gnu_debuglink --set-section-flags .gnu_debuglink=alloc \
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-O binary "$libc_path" "$libc_dlink_tmp"
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-O binary "$libc_path" "$libc_tmp.debuglink"
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# Restore the original files.
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cp "$ldso_tmp" "$ldso_path"
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@ -80,7 +81,7 @@ objcopy --merge-notes "$ldso_path"
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objcopy --merge-notes "$libc_path"
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# libc.so.6: Restore the .gnu_debuglink section
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objcopy --add-section .gnu_debuglink="$libc_dlink_tmp" "$libc_path"
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objcopy --add-section .gnu_debuglink="$libc_tmp.debuglink" "$libc_path"
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# ld.so does not have separated debuginfo and so the debuginfo file
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# generated by find-debuginfo is redundant. Therefore, remove it.
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@ -134,6 +135,11 @@ while true ; do
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done
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debug_base_name=${last_arg:-$RPM_BUILD_ROOT}
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$debugedit -b "$debug_base_name" -d "$debug_dest_name" -n $ldso_path
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# Remove the .annobin* symbols (and only them).
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if nm --format=just-symbols "$ldso_path" \
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| grep '^\.annobin' > "$ldso_tmp.annobin-symbols"; then
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objcopy --strip-symbols="$ldso_tmp.annobin-symbols" "$ldso_path"
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fi
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# Apply single-file DWARF optimization.
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dwz $ldso_path
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