[DON'T USE THIS] Fix dependent Oracle library paths embedded in Oracle commands and libraries for OS X [DON'T USE THIS]

fix_oralib.sh

#!/bin/bash
cat <<EOS

Don't use this script because this doesn't work well.
Use the following command instead.

  curl -O https://raw.githubusercontent.com/kubo/fix_oralib_osx/master/fix_oralib.rb
  ruby fix_oralib.rb

EOS
exit 1

set -e

if test "$(uname -s)" != Darwin; then
  echo "This tool works only on OS X."
  exit 1
fi

if ! which otool > /dev/null 2>&1; then
  echo "otool is not found."
  echo "You need to install Xcode in advance."
  exit 1
fi

PROGNAME=$(basename "$0")

dry_run=
verbose=
lib_dir="$PWD"

ora_libs=( \
  libclntsh.dylib.11.1 \
  libnnz11.dylib \
  libocci.dylib.11.1 \
  libociei.dylib \
  libociicus.dylib \
  libocijdbc11.dylib \
  libsqlplus.dylib \
  libsqlplusic.dylib \
)

show_usage() {
  echo "Usage $PROGNAME [--lib-dir=DIR] [--dry-run] [--verbose] [file ...]"
  echo
  echo "  This script fixes Oracle shared library paths"
  echo "  embedded in executables and libraries."
  echo
  echo "  --lib-dir=DIR    set the location of Oracle instant client"
  echo "                   (default: the current working directory)"
  echo "  --dry-run        show what would have been changed"
  echo "  --verbose        increase verbosity"
  echo
  exit 1
}

verbose_msg() {
  if test "$verbose"; then
     echo "$@"
  fi
}

run() {
  verbose_msg "$@"
  if test -z "$dry_run"; then
     "$@"
  fi
}

while (($# > 0)); do
  case "$1" in
    --lib-dir=*)
      lib_dir=$(echo "$1" | cut -d= -f2)
      if test ! -d "$lib_dir"; then
        echo "$PROGNAME: no such directory: $lib_dir" 1>&2
        exit 1
      fi
      ;;
    --dry-run)
      dry_run=1
      ;;
    --verbose)
      verbose=1
      ;;
    -*)
      echo "Invalid argument $1"
      echo
      show_usage
      exit 1
      ;;
    *)
      files=("${files[@]}" "$1")
      ;;
  esac
  shift 1
done

if test ! -f "${lib_dir}/${ora_libs[0]}"; then
  echo "No such file: ${lib_dir}/${ora_libs[0]}"
  echo "Use --lib-dir=DIR to indicate the directory where Oracle instant client is installed."
  exit 1
fi

if test ${#files[@]} -eq 0; then
  for file in *; do
    files=("${files[@]}" "$file")
  done
fi

for file in "${files[@]}"; do
  if test ! -f "$file"; then
    verbose_msg "Skip $file"
    continue
  fi
  if test -L "$file"; then
    verbose_msg "Skip symbolic link $file"
    continue
  fi
  verbose_msg "Checking $file"
  fix_write_perm=
  for lib in $(otool -L "$file" | awk 'NR != 1 {print $1}'); do
    if test $(dirname "$lib") = "$lib_dir"; then
      continue
    fi
    lib_base=$(basename "$lib")
    for ora_lib in ${ora_libs[@]}; do
      if test "$lib_base" != "$ora_lib"; then
        continue
      fi
      if test -z "$fix_write_perm"; then
        echo "$file:"
        if test -w "$file"; then
          fix_write_perm=no
        else
          echo "  Change the file permission to make it writable"
          run chmod u+w "$file"
          fix_write_perm=yes
        fi
      fi
      new_name="$lib_dir/$lib_base"
      if test $(basename "$file") = "$lib_base"; then
        echo "  Change id"
        echo "     old: $lib"
        echo "     new: $new_name"
        run install_name_tool -id "$new_name" "$file"
      else
        echo "  Change install_name"
        echo "     old: $lib"
        echo "     new: $new_name"
        run install_name_tool -change "$lib" "$new_name" "$file"
      fi
      break
    done
  done
  if test "$fix_write_perm" = yes; then
    echo "  Restore the file permission"
    run chmod u-w "$file"
  fi
  if test "$fix_write_perm"; then
    echo
  fi
done