#!/bin/sh

# Slackware build script for equalx

# Copyright 2015 Charles E. Kauffman
# Copyright 2020 B. Watson
# All rights reserved.
#
# 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.

# Now maintained by B. Watson <yalhcru@gmail.com>

# 20200101 bkw:
# - take over maintenance
# - BUILD=2
# - fix default paths for applications (gs, pdflatex, pdftocairo)
# - actually use SLKCFLAGS
# - strip binary
# - use a .desktop file that validates
# - minor cleanups/etc in script, slack-desc, README

PRGNAM=equalx
VERSION=${VERSION:-0.7.1}
BUILD=${BUILD:-2}
TAG=${TAG:-_SBo}

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

CWD=$(pwd)
TMP=${TMP:-/tmp/SBo}
PKG=$TMP/package-$PRGNAM
OUTPUT=${OUTPUT:-/tmp}

if [ "$ARCH" = "i586" ]; then
  SLKCFLAGS="-O2 -march=i586 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "i686" ]; then
  SLKCFLAGS="-O2 -march=i686 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2 -fPIC"
  LIBDIRSUFFIX="64"
else
  SLKCFLAGS="-O2"
  LIBDIRSUFFIX=""
fi

set -e

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf $PRGNAM-$VERSION
tar xvf $CWD/$PRGNAM-$VERSION.tar.gz
cd $PRGNAM-$VERSION
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 {} \+

# Make sure the application can find the external binaries it runs,
# without defaulting to silly things like .exe files. The patch actually
# makes it look for pdflatex in both places it might be found (/usr/bin
# for texlive, /usr/share/texmf/bin for tetex).
zcat $CWD/externpaths.diff.gz | patch -p1

CFLAGS="$SLKCFLAGS" CXXFLAGS="$SLKCFLAGS" qmake
sed -i "s,-O2,$SLKCFLAGS," Makefile
make

# No install target in .pro file, do it manually.
mkdir -p \
  $PKG/usr/doc/$PRGNAM-$VERSION \
  $PKG/usr/bin \
  $PKG/usr/man/man1 \
  $PKG/usr/share/pixmaps \
  $PKG/usr/share/applications

install -s -m0755 -oroot -groot $PRGNAM $PKG/usr/bin
gzip -9c < $PRGNAM.1 > $PKG/usr/man/man1/$PRGNAM.1.gz
cp -a resources/icons/equalx/equalx-64x64.png $PKG/usr/share/pixmaps
cp -a LICENSE README THANKS changelog $PKG/usr/doc/$PRGNAM-$VERSION

# Edited version of the .desktop that actually validates.
cat $CWD/$PRGNAM.desktop > $PKG/usr/share/applications/$PRGNAM.desktop

cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild

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

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