#!/bin/sh
# opsetup.sh: Shell script to setup the OPS/MVS command processors in USS. 
installTo=/usr/local/bin         # Customize! (your install target directory)
modules='oi opsimex ox opsdynam opsgetv opsgetvl opssetv opsdelv opsql oprxdy'
 
if [ ! -d $installTo ]; then     # See if destination directory exists
  mkdir $installTo               # No, create destination directory
  if [ $? -ne 0 ]; then          # Did mkdir work? Error msg & die if not
    echo "mkdir $installTo failed" 
    exit 1
    fi
  echo "You should add $installTo to your PATH"
  fi

cd $installTo                    # Change to destination directory
if [ $? -ne 0 ]; then            # Did cd work? Error msg & die if not
  echo "Unable to change to directory $installTo"
  exit 1                         
  fi

rm -f $modules                   # Remove any existing matching files
if [ $? -ne 0 ]; then            # Did it work? Error msg & die if not
  echo "Unable to delete existing files from directory $installTo"
  exit 1                         
  fi

touch $modules                   # Create null (0 length) files
if [ $? -ne 0 ]; then            # Did it work? Error msg & die if not
  echo "Unable to create null files in directory $installTo"
  exit 1                         
  fi

chmod a=rx,o+s $modules          # Set read+execute permission, sticky bit
if [ $? -ne 0 ]; then            # Did it work? Error msg & die if not
  echo "Unable to set permissions for null files in directory $installTo"
  exit 1                         
  fi

echo "The following files were installed:"
ls -E $modules                   # List installed files showing sticky bit