#!/bin/bash

# Slackware build script for Free Pascal

# Written by Andre Barboza <bmg.andre@gmail.com>

# Redistribution and use of this script, with or without modification, is
# permitted provided that the following conditions are met:
#
# 1. Redistributions of this script must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ''AS IS'' AND ANY EXPRESS OR IMPLIED
# WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
# EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
# OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
# OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
# ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#
# Modified by the SlackBuilds.org project.

cd $(dirname $0) ; CWD=$(pwd)

PRGNAM=fpc
VERSION=${VERSION:-3.0.4}
BINVERSION=${BINVERSION:-3.0.4}
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}
PKGTYPE=${PKGTYPE:-tgz}

if [ -z "$ARCH" ]; then
  case "$( uname -m )" in
    i?86) ARCH=i586 ;;
    arm*) ARCH=arm ;;
       *) ARCH=$( uname -m ) ;;
  esac
fi

# If the variable PRINT_PACKAGE_NAME is set, then this script will report what
# the name of the created package would be, and then exit. This information
# could be useful to other scripts.
if [ ! -z "${PRINT_PACKAGE_NAME}" ]; then
  echo "$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.$PKGTYPE"
  exit 0
fi

TMP=${TMP:-/tmp/SBo}
PKG=$TMP/package-$PRGNAM
OUTPUT=${OUTPUT:-/tmp}

case "$ARCH" in
  i?86)   ARCH="i386"
          LIBDIRSUFFIX=""
          ;;
  x86_64) ARCH="x86_64"
          LIBDIRSUFFIX="64"
          ;;
  *)      printf "$ARCH is not supported...\n"
          exit 1
          ;;
esac

set -e

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf $PRGNAM-$BINVERSION ${PRGNAM}build-$VERSION
mkdir $PRGNAM-$BINVERSION ${PRGNAM}build-$VERSION
cd $TMP/$PRGNAM-$BINVERSION
tar xvf $CWD/$PRGNAM-$BINVERSION.$ARCH-linux.tar --strip-components=1
cd $TMP/${PRGNAM}build-$VERSION
tar xvf $CWD/${PRGNAM}build-$VERSION.tar.gz

# Unpack binary files.
(
  mkdir -p $TMP/$PRGNAM-$BINVERSION/binary
  cd $TMP/$PRGNAM-$BINVERSION/binary
  tar xvf $TMP/$PRGNAM-$BINVERSION/binary.$ARCH-linux.tar

  cd  $TMP/$PRGNAM-$BINVERSION
  tar xvf $TMP/$PRGNAM-$BINVERSION/binary/base.$ARCH-linux.tar.gz
  tar xvf $TMP/$PRGNAM-$BINVERSION/binary/utils.$ARCH-linux.tar.gz

  cd $TMP/$PRGNAM-$BINVERSION/bin
  if [ "$ARCH" = "x86_64" ]; then
    ln -s ../lib/fpc/$BINVERSION/ppcx64
  else
    ln -s ../lib/fpc/$BINVERSION/ppc386
  fi
)

export PATH="$TMP/$PRGNAM-$BINVERSION/bin":$PATH
echo $PATH

cd $TMP/${PRGNAM}build-$VERSION/${PRGNAM}build-$VERSION
make build NOGDB=1
make -j1 NOGDB=1 PREFIX=$PKG/usr install

# Fix library dir
[ "$LIBDIRSUFFIX" = "64" ] && mv $PKG/usr/lib $PKG/usr/lib${LIBDIRSUFFIX}

cd $PKG/usr/bin
if [ "$ARCH" = "x86_64" ]; then
  ln -s ../lib$LIBDIRSUFFIX/fpc/$VERSION/ppcx64
else
  ln -s ../lib$LIBDIRSUFFIX/fpc/$VERSION/ppc386
fi

# copy docs
mv $PKG/usr/share/doc $PKG/usr/doc
rmdir $PKG/usr/share
cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild

find $PKG | xargs file | grep -e "executable" -e "shared object" | grep ELF \
  | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null || true

find $PKG/usr/man -type f -exec gzip -9 {} \;

# Create compiler config file.
mkdir -p $PKG/etc $PKG/usr/lib$LIBDIRSUFFIX/fpc/$VERSION/ide/text
$PKG/usr/lib$LIBDIRSUFFIX/fpc/$VERSION/samplecfg \
  $PKG/usr/lib$LIBDIRSUFFIX/fpc/$VERSION \
  $PKG/etc

# Clean up the configs by removing our package directory.
sed -i -e "s:$PKG::g" $PKG/etc/fpc.cfg
sed -i -e "s:$PKG::g" $PKG/etc/fppkg.cfg
sed -i -e "s:$PKG::g" $PKG/etc/fppkg/default
sed -i -e "s:$PKG::g" $PKG/usr/lib$LIBDIRSUFFIX/fpc/$VERSION/ide/text/fp.cfg
mv $PKG/etc/fpc.cfg $PKG/etc/fpc.cfg.new

mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc
cat $CWD/doinst.sh > $PKG/install/doinst.sh

cd $PKG
# fix permissions for program docs and demos.
chown -R root:root .
find -L . \
 \( -perm 777 -o -perm 775 -o -perm 750 -o -perm 711 -o -perm 555 \
  -o -perm 511 \) -exec chmod 755 {} \; -o \
 \( -perm 666 -o -perm 664 -o -perm 640 -o -perm 600 -o -perm 444 \
  -o -perm 440 -o -perm 400 \) -exec chmod 644 {} \;

/sbin/makepkg -l y -c n $OUTPUT/$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.$PKGTYPE