strip static library with duplicated object file names; strip .a with duplicated .o names

strip_static_lib_with_dup_obj.sh

#!/bin/bash

## note: if more than two object files with the same name then you need modify the code.
lib="your_static_lib.a"
origin_lib="origin_${lib}"
mv $lib $origin_lib

dups=$(ar t $origin_lib | sort | uniq -c | sort | grep "^ *2 " | awk '{print $NF}')

mkdir -p output1 output2

cd output1
ar x ../${origin_lib}
for i in ${dups}; do
    echo "$i"
    ar xN 1 ../${origin_lib} "$i"
done
strip --strip-unneeded *.o

cd ../output2
for i in ${dups}; do
    echo "$i"
    ar xN 2 ../${origin_lib} "$i"
done
strip --strip-unneeded *.o

cd ..
ar cvqs ${lib} output1/*.o output2/*.o
# rm -rf output1 output2