libnotmuch: export Xapian typeinfo symbols

[notmuch] / lib / gen-version-script.sh

diff --git a/lib/gen-version-script.sh b/lib/gen-version-script.sh
new file mode 100644 (file)
index 0000000..e753eaf
--- /dev/null
+++ b/lib/gen-version-script.sh
@@ -0,0 +1,27 @@
+
+# we go through a bit of work to get the unmangled names of the
+# typeinfo symbols because of
+# http://sourceware.org/bugzilla/show_bug.cgi?id=10326
+
+if [ $# -lt 2 ]; then
+    echo Usage: $0 header obj1 obj2 obj3
+    exit 1;
+fi
+
+HEADER=$1
+shift
+
+printf '{\nglobal:\n'
+nm --defined $* | awk '$3 ~ "Xapian.*Error" {print $3}' | sort | uniq | \
+while read sym; do
+    demangled=$(c++filt $sym)
+    case $demangled in
+       typeinfo*) 
+           printf "\t$sym;\n"
+           ;;
+       *)
+           ;;
+    esac
+done
+sed  -n 's/^\s*\(notmuch_[a-z_]*\)\s*(.*/\t\1;/p' $HEADER
+printf "local: *;\n};\n"