Replace () { CheckCommand="grep -ci '$1' Makefile" CheckCount=$(eval $CheckCommand) if [ "$CheckCount" -gt 0 ]; then echo "Requested '$1' to '$2', found - replacing.." ReplaceCommand="sed -i 's/$1/$2/g' Makefile" eval $ReplaceCommand else echo "Skipping '$1' to '$2'" fi } Replace '\-llzma' '\/usr\/lib\/i386\-linux\-gnu\/liblzma\.a' Replace '\-lz' '\/usr\/lib\/i386\-linux\-gnu\/libz\.a' Replace '\-lssl' '\/usr\/lib\/i386\-linux\-gnu\/libssl\.a' Replace '\-lcrypto' '\/usr\/lib\/i386\-linux\-gnu\/libcrypto\.a' Replace '\-lexif' '\/usr\/lib\/i386\-linux\-gnu\/libexif\.a' Replace '\-lopusfile' '\/usr\/local\/lib\/libopusfile\.a' Replace '\-lopus' '\/usr\/local\/lib\/libopus\.a' Replace '\-lopenal' '\/usr\/local\/lib\/libopenal\.a' Replace '\-logg' '\/usr\/local\/lib\/libogg\.a'