build: do not export compat functions from lib

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

diff --git a/lib/gen-version-script.sh b/lib/gen-version-script.sh
index e753eaf5d397a9a5d3cff766d9a8968eade34bec..c98a07b0c701e70f4963c17c63c42a19de2e6cf0 100644 (file)
--- a/lib/gen-version-script.sh
+++ b/lib/gen-version-script.sh
@@ -1,7 +1,8 @@
+set -eu
 
 # 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
+# https://sourceware.org/bugzilla/show_bug.cgi?id=10326
 
 if [ $# -lt 2 ]; then
     echo Usage: $0 header obj1 obj2 obj3
@@ -12,16 +13,16 @@ HEADER=$1
 shift
 
 printf '{\nglobal:\n'
-nm --defined $* | awk '$3 ~ "Xapian.*Error" {print $3}' | sort | uniq | \
+nm  $* | awk '$1 ~ "^[0-9a-fA-F][0-9a-fA-F]*$" && $3 ~ "Xapian.*Error" {print $3}' | sort | uniq | \
 while read sym; do
     demangled=$(c++filt $sym)
     case $demangled in
-       typeinfo*) 
+       typeinfo*)
            printf "\t$sym;\n"
            ;;
        *)
            ;;
     esac
 done
-sed  -n 's/^\s*\(notmuch_[a-z_]*\)\s*(.*/\t\1;/p' $HEADER
+sed  -n 's/^[[:space:]]*\(notmuch_[a-z_]*\)[[:space:]]*(.*/ \1;/p' $HEADER
 printf "local: *;\n};\n"