~johanvandegriff/unix-shell-programming-revised-edition-programs: install/make_install - sourcehut git


                                                                                
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#!/bin/sh
if [ "$1" = "--help" ]
then
  echo "usage:
$0 directory file [unique string]"
  exit
fi
dir="$1"                                     # The directory to be put in the install file
file=`pwd`"/$2"                                    # The install file
q="$3"                                       # The string that any single quotes will be replaced with

if [ ! -d "$dir" ]
then
  echo "$dir does not exist."
  exit 2                                     # Serious problem
fi

if [ -f "$file" ]  
then
  echo "$file already exists. Do you want to overwrite it?(y/n)"
  read answer
  if [ ! "$answer" = "y" ]
  then
    echo "Cancelled."
    exit 1                                   # Minor problem
  fi
fi

test -z "$q" && q='Wq?uUQhXP:jcn%k9ag$%'
# If $q is empty, set it to a default value

echo '#!/bin/sh
install=""
until [ -n "$install" ]
do
  echo "Do you want to install in your home directory,$HOME?(y/n)"
  read answer
  case $answer in
    y) install=$HOME;;
    n) echo "Where do you want to install?"
       read "install";;
    *) echo "Bad choice"
  esac
done

if [ ! -d "$install" ]
then
  echo "$install does not exist."
else
  if [ -d "$install/'"$dir"'" ]
  then
    echo "$install/'"$dir"' already exists."
  else
' > "$file"                                  # Start the install file

dirname=`basename "$dir"`
cd "$dir"
find | cut -c3- | while read item
do
  if [ -f "$item" ]
  then
    echo -n "#$item
echo '" >> "$file"
    if grep "'" "$item" > /dev/null
    then
      cat "$item" | awk '{printf "%s", l $0; l=RT}' | sed "s/'/$q/g"  >> "$file"
      # Change all the single quotes to the value in the variable
      echo "' | sed \"s/$q/'/g\""' > "$install/'"$dirname/$item\"" >> "$file"
      # Tell the install program how to change them back
    else
      cat "$item" | awk '{printf "%s", l $0; l=RT}' >> "$file"
      echo \'' > "$install/'"$dirname/$item\"" >> "$file"
    fi
    echo 'chmod 755 "$install/'"$dirname/$item\"" >> "$file"
    # Tell the program to make the file executable
    echo >> "$file"
  else
    echo 'mkdir "$install/'"$dirname/$item\"" >> "$file"
  fi
done

echo '
    echo "Installation has been successfully completed."
  fi
fi
echo "Press ENTER to exit."
read a
' >> "$file"                                 # Finish the install file
chmod 755 "$file"                            # Make the install program executable
echo "Install file succesfully created."