#!/bin/bash
# WINE Installation script
# Can do almost everything from compiling to configuring...
#
# Copyright 1999 Ove Kåven
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
#

#--- defaults (change these if you are a packager)
CONFARGS=""                   # configure args, e.g. --prefix=/usr
prefix=/usr/local             # installation prefix
bindir=$prefix/bin            # where winelib apps will be (or are) installed
libdir=$prefix/lib            # where libwine.so will be (or is) installed
BINDIST=no                    # whether called from a binary package config script

# functions

function std_sleep {
  sleep 1
}

function conf_question {
  # parameters: $1 = importance, $2 = question-id, $3+ = message lines
  # the first two parameters can be used by e.g. debconf in debian packages
  # but here we just print the message
  shift 2
  echo
  local LINE="$1"
  while [ $# -gt 0 ] && shift
  do {
    echo "$LINE"
    LINE="$1"
  }
  done
}

function conf_reset_question {
  # parameters: $1 = question-id
  # this is used to flush any cached answers and "already-displayed" flags
  shift # dummy command
}

function conf_yesno_answer {
  unset ANSWER
  while [ "$ANSWER" != 'yes' ] && [ "$ANSWER" != 'no' ]
  do {
    echo -n "$1"
    read ANSWER
  }
  done
}

function conf_string_answer {
  echo -n "$1"
  read ANSWER
}

# startup...

echo "WINE Installer v0.75"
echo

if [ "$BINDIST" = 'no' ]
then {

  if ! [ -f configure ]
  then {
    if [ -f ../configure ]
    then {
      pushd ..
    }
    else {
      echo "You're running this from the wrong directory."
      echo "Change to the Wine source's main directory and try again."
      exit 1
    }
    fi
  }
  fi

  if [ `whoami` = 'root' ]
  then {
    echo "You are running wineinstall as root, this is not advisable. Please rerun as a user."
    echo "Aborting."
    exit 1
  }
  fi

  if [ ! -w . ]
  then {
    echo "The source directory is not writable. You probably extracted the sources as root."
    echo "You should remove the source tree and extract it again as a normal user."
    exit 1
  }
  fi

  # check whether RPM installed, and if it is, remove any old wine rpm.
  hash rpm &>/dev/null
  RET=$?
  if [ $RET -eq 0 ]; then
    if [ -n "`rpm -qi wine 2>/dev/null|grep "^Name"`" ]; then
      echo "Warning: Old Wine RPM install detected. Do you want to remove it first?"
      conf_yesno_answer "(yes/no) "
      if [ "$ANSWER" = 'yes' ]; then
        echo "We need to remove the rpm as root, please enter your root password"
        echo
        echo Starting wine rpm removal...
        su -c "rpm -e wine; RET=$?"
        if [ $RET -eq 0 ]; then
          echo Done.
        else
          echo "FAILED. Probably you aren't installing as root."
          echo "Expect problems (library conflicts with existing install etc.)."
        fi
      else
        echo "Sorry, I won't install Wine when an rpm version is still installed."
        echo "(Wine support suffered from way too many conflicts between RPM"
        echo "and source installs)"
        echo "Have a nice day !"
        exit 1
      fi
    fi
  fi

  # check whether wine binary still available
  if [ -n "`wine --version 2>/dev/null`" ]
  then
    echo "Warning !! wine binary (still) found, which may indicate"
    echo "a (conflicting) previous installation."
    echo "You might want to abort and uninstall Wine first."
    echo "(If you previously tried to install from source manually, "
    echo "run 'make uninstall' from the wine root directory)"
    std_sleep
  fi

  # run the configure script, if necessary

  if [ -f config.cache ] && [ -f Makefile ] && [ Makefile -nt configure ]
  then {
    echo
    echo "I see that WINE has already been configured, so I'll skip that."
    std_sleep
    # load configure results
    . ./config.cache
  }
  else {
    echo "Running configure..."
    echo
    if ! ./configure -C $CONFARGS --prefix=$prefix
    then {
      echo
      echo "Configure failed, aborting install."
      rm -f config.cache
      exit 1
    }
    fi
    # load configure results
    . ./config.cache
    # make sure X was found
    eval "$ac_cv_have_x"
    if [ "$have_x" != "yes" ]
    then {
      echo "Install the X development headers and try again."
      rm -f config.cache
      exit 1
    }
    fi
  }
  fi

  # now do the compilation and install, we need to always do this because we
  # don't want the 'make install' command we might run to run 'make' as root
  if [ `whoami` != 'root' ]
  then {
    # ask the user if they want to build and install wine
    echo
    echo "We need to install wine as root user, do you want us to build wine,"
    echo "'su root' and install Wine?  Enter 'no' to continue without installing"
    conf_yesno_answer "(yes/no) "
    ROOTINSTALL="$ANSWER"

    if [ "$ROOTINSTALL" = "yes" ]
    then {
      # start out with the basic command
      sucommand="make install"

      # if the user doesn't have $libdir in their ld.so.conf add this
      # to our sucommand string
      if [ -f /etc/ld.so.conf ]
      then
        if ! grep -s "$libdir" /etc/ld.so.conf >/dev/null 2>&1
        then {
          echo
          echo "$libdir doesn't exist in your /etc/ld.so.conf, it will be added"
          echo "when we perform the install..."
          sucommand="$sucommand;echo $libdir>>/etc/ld.so.conf"
        }
        fi
        # run ldconfig always just in case some updated files don't get linked
        sucommand="$sucommand;$ac_cv_path_LDCONFIG"
      fi
    }
    fi # [ "$ROOTINSTALL" = "yes" ]

    echo

    echo "Compiling WINE. Grab a lunch or two, rent a video, or whatever,"
    echo "in the meantime..."
    echo
    std_sleep

    # try to just make wine, if this fails 'make depend' and try to remake
    if ! { make; }
    then {
      if ! { make depend && make; }
      then {
        echo
        echo "Compilation failed, aborting install."
        exit 1
      }
      fi
    }
    fi

    if [ "$ROOTINSTALL" = "yes" ]
    then {
      echo

      echo "Performing 'make install' as root to install binaries, enter root password"

      std_sleep

      if ! su root -c "$sucommand"
      then {
	echo
	echo "Incorrect root password. If you are running Ubuntu or a similar distribution,"
	echo "'make install' needs to be run via the sudo wrapper, so trying that one now"
	if ! sudo su root -c "$sucommand"
        then {
	     echo
             echo "Either you entered an incorrect password or we failed to"
             echo "run '$sucommand' correctly."
             echo "If you didn't enter an incorrect password then please"
             echo "report this error and any steps to possibly reproduce it to"
             echo "http://bugs.winehq.org/"
             echo
             echo "Installation failed, aborting."
             exit 1
         }
         fi
       }
      fi

      echo

      # see if wine is installed on the users system, if not prompt them
      # and then exit
      if [ -z "`wine --version 2>/dev/null`" ]
      then
        echo "Could not find wine on your system.  Run wineinstall as root to install wine"
        echo "before re-running wineinstall as a user."
        echo
        echo "Exiting wineinstall"
        exit 1;
      fi

      WINEINSTALLED=yes
    }
    else {
      WINEINSTALLED=no
    }
    fi # [ "$ROOTINSTALL" = "yes" ]
  }
  fi # [ `whoami` != 'root' ]

}
fi # BINDIST

if [ "$WINEINSTALLED" = 'no' ]
then
    tools/wineprefixcreate --use-wine-tree .
else
    wineprefixcreate
fi
echo


# it's a wrap
echo
echo "Installation complete for now. Good luck (this is still beta software)."
echo "If you have problems with WINE, please read the documentation first,"
echo "as many kinds of potential problems are explained there."

exit 0