mirror of
https://github.com/AyuGram/AyuGramDesktop.git
synced 2026-08-09 05:03:54 +00:00
Ilya Fedin
20 lines
681 B
Bash
Executable File
20 lines
681 B
Bash
Executable File
#!/usr/bin/env bash
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# Strips the binary, preserving function names in a MiniDebugInfo
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# (.gnu_debugdata) section readable by gdb/elfutils/perf.
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set -euo pipefail
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bin="$1"
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tmp="$(mktemp -d)"
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trap 'rm -rf "$tmp"' EXIT
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nm -D "$bin" --format=posix --defined-only | awk '{print $1}' | sort -u > "$tmp/dynsyms"
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nm "$bin" --format=posix --defined-only | awk '$2 ~ /[tTwW]/ {print $1}' | sort -u > "$tmp/funcsyms"
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comm -13 "$tmp/dynsyms" "$tmp/funcsyms" > "$tmp/keep"
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objcopy --only-keep-debug "$bin" "$tmp/mini"
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objcopy -S --remove-section .comment --keep-symbols="$tmp/keep" "$tmp/mini"
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xz -9 "$tmp/mini"
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strip -s "$bin"
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objcopy --add-section .gnu_debugdata="$tmp/mini.xz" "$bin"
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