#!/bin/bash

# Slackware build script for macutils

# Written by B. Watson (yalhcru@gmail.com)

# Licensed under the WTFPL. See http://www.wtfpl.net/txt/copying/ for details.

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

PRGNAM=macutils
VERSION=${VERSION:-2.0b3_16}
BUILD=${BUILD:-2}
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}

if [ "$ARCH" = "i586" ]; then
  SLKCFLAGS="-O2 -march=i586 -mtune=i686"
elif [ "$ARCH" = "i686" ]; then
  SLKCFLAGS="-O2 -march=i686 -mtune=i686"
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2 -fPIC"
else
  SLKCFLAGS="-O2"
fi

set -e

TARVER=$( echo $VERSION | sed 's/_.*//' )

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf $PRGNAM
tar xvf $CWD/${PRGNAM}_${TARVER}.orig.tar.gz
cd $PRGNAM
tar xvf $CWD/$PRGNAM*.debian.tar.gz
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 \
 \( -perm 666 -o -perm 664 -o -perm 600 -o -perm 444 -o -perm 440 -o -perm 400 \) \
 -exec chmod 644 {} \;

# The code was written in like 1995, but the debian maintainers have been
# keeping it up-to-date with modern toolchains, so use their patches.
for patch in $( cat debian/patches/series ); do
  patch -p1 < debian/patches/$patch
done

# Fix some compile warnings.
patch -p1 < $CWD/fixwarnings.diff

sed -i 's/^\(CF *= *\)/\1 $(SLKCFLAGS)/' makefile
make -j1 SLKCFLAGS="$SLKCFLAGS"
mkdir -p $PKG/usr/bin
make -j1 install BINDIR=$PKG/usr/bin
strip $PKG/usr/bin/*
mkdir -p $PKG/usr/man/man1
install -m0644 man/* $PKG/usr/man/man1
gzip -9 $PKG/usr/man/man1/*.1

mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
install -m0644 doc/* $PKG/usr/doc/$PRGNAM-$VERSION
cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild

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

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