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separateDebugInfo: Handle weird filenames properly

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This commit is contained in:
Eelco Dolstra 2016-02-18 22:30:42 +01:00
parent 854c27c69c
commit bf63de1613
1 changed files with 5 additions and 7 deletions
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12
pkgs/build-support/setup-hooks/separate-debug-info.sh
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@ -11,15 +11,13 @@ _separateDebugInfo() {
dst="$dst/lib/debug/.build-id" dst="$dst/lib/debug/.build-id"
# Find executables and dynamic libraries. # Find executables and dynamic libraries.
local -a files=($(find "$prefix" -type f -a \( -perm /0100 -o -name "*.so" -o -name "*.so.*" \)))
local i magic local i magic
for i in "${files[@]}"; do while IFS= read -r -d $'\0' i; do
# Skip non-ELF files. # Skip non-ELF files.
exec 10< "$i" exec {fd}< "$i"
read -n 4 -u 10 magic read -n 4 -u $fd magic
exec {fd}<&-
if ! [[ "$magic" =~ ELF ]]; then continue; fi if ! [[ "$magic" =~ ELF ]]; then continue; fi
exec 10<&-
# Extract the Build ID. FIXME: there's probably a cleaner way. # Extract the Build ID. FIXME: there's probably a cleaner way.
local id="$(readelf -n "$i" | sed 's/.*Build ID: \([0-9a-f]*\).*/\1/; t; d')" local id="$(readelf -n "$i" | sed 's/.*Build ID: \([0-9a-f]*\).*/\1/; t; d')"
@ -36,7 +34,7 @@ _separateDebugInfo() {
# Also a create a symlink <original-name>.debug. # Also a create a symlink <original-name>.debug.
ln -sfn ".build-id/${id:0:2}/${id:2}.debug" "$dst/../$(basename "$i")" ln -sfn ".build-id/${id:0:2}/${id:2}.debug" "$dst/../$(basename "$i")"
done done < <(find "$prefix" -type f -a \( -perm /0100 -o -name "*.so" -o -name "*.so.*" \) -print0)
} }
# - We might prefer to compress the debug info during link-time already, # - We might prefer to compress the debug info during link-time already,