setup-hooks/separate-debug-info.sh: Warn if necessary variables are not set
`$OBJCOPY` is not available in bootstrap tools `stdenv.__bootPackages.stdenv.__bootPackages.stdenv.__bootPackages.stdenv.__bootPackages.stdenv.__bootPackages.bash.stdenv.cc.bintools`
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@ -21,6 +21,9 @@ _separateDebugInfo() {
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while IFS= read -r -d $'\0' i; do
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if ! isELF "$i"; then continue; fi
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[ -z "${READELF:-}" ] && echo "_separateDebugInfo: '\$READELF' variable is empty, skipping." 1>&2 && break
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[ -z "${OBJCOPY:-}" ] && echo "_separateDebugInfo: '\$OBJCOPY' variable is empty, skipping." 1>&2 && break
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# Extract the Build ID. FIXME: there's probably a cleaner way.
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local id="$($READELF -n "$i" | sed 's/.*Build ID: \([0-9a-f]*\).*/\1/; t; d')"
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if [ "${#id}" != 40 ]; then
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