Vitaly Chikunov
89e3f8b764
Debugedit is split into a separate package, use it. References: https://sourceware.org/bugzilla/show_bug.cgi?id=27351 http://lists.rpm.org/pipermail/rpm-ecosystem/2021-February/000734.html https://sourceware.org/debugedit/
122 lines
3.4 KiB
Bash
Executable File
122 lines
3.4 KiB
Bash
Executable File
#!/bin/sh -efu
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#
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# Process single file for debuginfo business.
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# (Will be run multiple instances in parallel.)
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#
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# Copyright (c) 2020 Vitaly Chikunov <vt@altlinux.org>. Based on brp-debuginfo
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# written by Alexey Tourbin <at@altlinux.org>. Based on find-debuginfo.sh
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# by Jeff Johnson <jbj@rpm5.org> and Roland McGrath <roland@redhat.com>.
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# License: GPLv2+.
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. @RPMCONFIGDIR@/functions
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ValidateBuildRoot
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cd "$RPM_BUILD_ROOT"
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mkdir -p .tmp
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f=$1
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rezip=
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elfcompress=
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strip_rel=
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if [ -z "${f#./lib/modules/*.ko}" ]; then
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elfcompress=yes
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strip_rel="--reloc-debug-sections"
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elif [ -z "${f#./lib/modules/*.ko.[gx]z}" ]; then
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rezip=${f##*.}
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rezip=${rezip/gz/gzip}
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# Compressed module: uncompress it, and work with uncompressed one.
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$rezip --decompress --force "$f"
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f=${f%.[gx]z}
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elfcompress=yes
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strip_rel="--reloc-debug-sections"
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elif [ -z "${f##./boot/vmlinuz-*}" ]; then
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# Compressed kernel: trigger extraction of vmlinux from the source.
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kver=${f#./boot/vmlinuz-}
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vmlinuxs=$(find "$RPM_BUILD_DIR" -depth -maxdepth 4 -type f -name vmlinux -print -quit)
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vmlinuxd=./usr/lib/debug/lib/modules/$kver/vmlinux
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if [ -f "$vmlinuxs" ]; then
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install -pD -m644 "$vmlinuxs" "$vmlinuxd"
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f=$vmlinuxd
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else
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Warning "vmlinux not found in $RPM_BUILD_DIR for -debuginfo"
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exit
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fi
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fi
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debugf=./usr/lib/debug${f#.}.debug
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strip='--strip-all'
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for pat in ${RPM_BRP_STRIP_DEBUG-}; do
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if [ -z "${f##.$pat}" ]; then
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strip='--strip-debug'
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break
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fi
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done
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for pat in ${RPM_BRP_STRIP_NONE-}; do
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if [ -z "${f##.$pat}" ]; then
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strip=
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break
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fi
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done
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timestamp=$(date --iso-8601=ns --reference="$f")
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debugedit -b "$RPM_BUILD_DIR" -d /usr/src/debug -l .tmp/src.$$ "$f"
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if [ ! -s .tmp/src.$$ ] && [ -x /usr/bin/eu-elfcompress ]; then
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# debugedit has failed to extract sources list, possibly
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# due to ELF compression - uncompress and try again.
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LD_ORIGIN_PATH=/usr/bin eu-readelf -S "$f" > .tmp/sections.$$
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if grep -q ' \.debug_info .* PROGBITS .*C' .tmp/sections.$$; then
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# Have SHF_COMPRESSED flag.
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zmode=zlib-gabi
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elif grep -q ' \.zdebug_info .* PROGBITS ' .tmp/sections.$$; then
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zmode=zlib-gnu
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else
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zmode=
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fi
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rm .tmp/sections.$$
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if [ -n "$zmode" ]; then
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LD_ORIGIN_PATH=/usr/bin eu-elfcompress --type=none "$f"
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debugedit -b "$RPM_BUILD_DIR" -d /usr/src/debug -l .tmp/src.$$ "$f"
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LD_ORIGIN_PATH=/usr/bin eu-elfcompress --type=$zmode "$f"
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fi
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fi
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if [ -n "$strip" ]; then
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mkdir -p "${debugf%/*}"
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LD_ORIGIN_PATH=/usr/bin eu-strip $strip $strip_rel --remove-comment -f "$debugf" "$f"
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if [ -n "$elfcompress" ] && [ -x /usr/bin/eu-elfcompress ]; then
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LD_ORIGIN_PATH=/usr/bin eu-elfcompress --quiet "$debugf"
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fi
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touch --date=$timestamp "$debugf" "$f"
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chmod 644 "$debugf"
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else
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touch --date=$timestamp "$f"
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fi
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mkdir -p .debuginfo/src/"${f%/*}"
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awk 'BEGIN{RS="\0";ORS="\n"}{print}' .tmp/src.$$ |LC_ALL=C sort -u |
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while read -r src; do
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if [ -f "$RPM_BUILD_DIR"/"$src" ]; then
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if [ ! -f ./usr/src/debug/"$src" ]; then
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install -pD -m644 "$RPM_BUILD_DIR"/"$src" ./usr/src/debug/"$src".$$
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mv -f ./usr/src/debug/"$src".$$ ./usr/src/debug/"$src"
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fi
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elif [ -d "$RPM_BUILD_DIR"/"$src" ]; then
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mkdir -p ./usr/src/debug/"$src"
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else
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continue
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fi
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printf '%s\n' /usr/src/debug/"$src"
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done >.debuginfo/src/"$f"
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[ -s .tmp/src.$$ ] || printf '%s\n' "$f" >> .tmp/no_debug_info
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rm .tmp/src.$$
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if [ -n "$rezip" ]; then
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# Compress module, move uncompressed into debug tree.
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$rezip --keep --force "$f"
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mv "$f" ./usr/lib/debug"${f#.}"
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fi
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