Remove defunct binary rewriter

#!/usr/bin/env bash

set -e

src_prefix="$1"

dst_prefix="$2"

if [ -z "$src_prefix" ] || [ -z "$dst_prefix" ]; then

  echo "usage: ruby-package-install-binary SRC_PREFIX DST_PREFIX" >&2

  exit 1

fi

hexify() {

  xxd -c 1 -p | sed 's/^00$/,/' | tr ',\n' '\n '

}

search_hex="$(echo -n "$src_prefix" | hexify)"

replace_hex="$(echo -n "$dst_prefix" | hexify)"

hexify |

awk '

  BEGIN {

    search_hex=" '"$search_hex"'";

    replace_hex=" '"$replace_hex"'";

    split(search_hex, search);

    split(replace_hex, replace);

    search_len=length(search);

    replace_len=length(replace);

  }

  { matched=0 }

  / '"$search_hex"'/ {

    result=replace_hex substr($0, length(search_hex) + 1);

    for (i=length(replace)+1; i<=length(search); i++)

      result=result "00 ";

    print result;

    matched=1

  }

  { if (matched == 0) print $0 }

' |

sed 's/$/00/' |

xxd -p -r