#!/bin/bash

# Slackware build script for lppf

# Original author: Hunter Sezen.
# Modified and now maintained by B. Watson <urchlay@slackware.uk>.

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

# 20240901 bkw: BUILD=2
# - new maintainer.
# - relicense as WTFPL.
# - get INSTALL out of doc dir.
# - keep Hunter's DEBUG option, but make it DEBUG=yes rather than
#   DEBUG=1 (to match my other scripts).
# - expand README and slack-desc a bit.

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

PRGNAM=lppf
VERSION=${VERSION:-0.1_rc1}
SRCVER=$(echo $VERSION | tr _ -)
BUILD=${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 [ ! -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}

O="-O2"
[ "${DEBUG:-no}" = "yes" ] && O="-O0 -g"

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

set -eu

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf $PRGNAM-$SRCVER
tar xvf $CWD/$PRGNAM-$SRCVER.tar.gz
cd $PRGNAM-$SRCVER
chown -R root:root .
find -L .  -perm /111 -a \! -perm 755 -a -exec chmod 755 {} + -o \
        \! -perm /111 -a \! -perm 644 -a -exec chmod 644 {} +

patch -p1 < $CWD/Makefile.diff
patch -p1 < $CWD/braces.diff

make CFLAGS="$SLKCFLAGS"

[ "${DEBUG:-no}" = "yes" ] || strip $PRGNAM

make install \
  PREFIX=/usr \
  DOCDIR=/usr/doc/$PRGNAM-$VERSION \
  DESTDIR=$PKG

PKGDOC=$PKG/usr/doc/$PRGNAM-$VERSION
mkdir -p $PKGDOC
cat $CWD/$PRGNAM.SlackBuild > $PKGDOC/$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