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882ccb7e49
It turns out that on certain systems like FreeBSD, c++filt is not installed by default. It's basically OK if we fail the build in that case, but what's really not OK is for the build to continue and generate bad binaries.
29 lines
750 B
Bash
29 lines
750 B
Bash
set -eu
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# we go through a bit of work to get the unmangled names of the
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# typeinfo symbols because of
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# http://sourceware.org/bugzilla/show_bug.cgi?id=10326
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if [ $# -lt 2 ]; then
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echo Usage: $0 header obj1 obj2 obj3
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exit 1;
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fi
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HEADER=$1
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shift
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printf '{\nglobal:\n'
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nm $* | awk '$1 ~ "^[0-9a-fA-F][0-9a-fA-F]*$" && $3 ~ "Xapian.*Error" {print $3}' | sort | uniq | \
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while read sym; do
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demangled=$(c++filt $sym)
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case $demangled in
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typeinfo*)
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printf "\t$sym;\n"
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;;
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*)
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;;
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esac
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done
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nm $* | awk '$1 ~ "^[0-9a-fA-F][0-9a-fA-F]*$" && $2 == "T" && $3 ~ "^(getline|getdelim|canonicalize_file_name)$" {print $3 ";"}'
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sed -n 's/^[[:space:]]*\(notmuch_[a-z_]*\)[[:space:]]*(.*/ \1;/p' $HEADER
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printf "local: *;\n};\n"
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