66 lines
2.1 KiB
Bash
66 lines
2.1 KiB
Bash
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#!/bin/sh
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# install-debug-info-for-buildid.sh -- Helper script for libbacktrace library
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# testing.
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# Copyright (C) 2019-2021 Free Software Foundation, Inc.
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are
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# met:
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# (1) Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# (2) Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in
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# the documentation and/or other materials provided with the
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# distribution.
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# (3) The name of the author may not be used to
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# endorse or promote products derived from this software without
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# specific prior written permission.
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# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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# DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
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# INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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# STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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# IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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# Extract build-id from src, and copy debug info of src to
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# $build_id_dir/aa/bb...zz.debug.
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set -e
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sed=/usr/bin/sed
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awk=/usr/bin/gawk
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grep=/usr/bin/grep
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objcopy=objcopy
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readelf=readelf
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mkdir_p="/usr/bin/mkdir -p"
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build_id_dir="$1"
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src="$2"
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buildid=$(LANG=C $readelf -n $src \
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| $grep "Build ID" \
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| $awk '{print $3}')
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prefix=$(echo $buildid \
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| $sed 's/^\(.\{2\}\).*/\1/')
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remainder=$(echo $buildid \
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| $sed 's/^.\{2\}//')
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dir=$build_id_dir/$prefix
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dst=$dir/$remainder.debug
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$mkdir_p $dir
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$objcopy --only-keep-debug $src $dst
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