#!/bin/bash

# Slackware build script for grip

# 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=grip2
SRCNAM=grip
VERSION=${VERSION:-2.96}
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}

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

set -e

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf $SRCNAM-$VERSION
tar xvf $CWD/$SRCNAM-$VERSION.tgz
cd $SRCNAM-$VERSION
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 {} \;

SLKCFLAGS="$SLKCFLAGS -std=gnu89"

# Slack 12.2 and up keeps cdda headers in /usr/include/cdda, 12.1 has them
# in /usr/include itself. Be adaptable.
if [ -r /usr/include/cdda/cdda_interface.h ]; then
	SLKCFLAGS="$SLKCFLAGS -I/usr/include/cdda"
fi

# Patch to use system-installed cdparanoia libs:
patch -p1 --verbose < $CWD/patches/system_cdparanoia_libs.diff

# Patch to fix a compile issue with threads (probably came from gentoo):
patch -p1 --verbose < $CWD/patches/grip2-nptl.diff

# Patch to install binaries/manpages as grip2 and gcd2 (so as not to conflict
# with the grip 3.x package).
patch -p1 --verbose < $CWD/patches/grip2.diff

# The Makefile ignores any CFLAGS we pass in, so:
perl -i.bak -pe 's,(CFLAGS\s*=\s*),$1 '"$SLKCFLAGS"' ,' Makefile

make EXE_SUFFIX=2

# DESTDIR not supported.
make install PREFIX=$PKG/usr EXE_SUFFIX=2

strip --strip-unneeded $PKG/usr/bin/*

rm -f $PKG/usr/man/man1/gcd*
gzip $PKG/usr/man/man1/$PRGNAM.1
( cd $PKG/usr/man/man1 && ln -s $PRGNAM.1.gz gcd2.1.gz )

# Why does it create an empty usr/lib dir?
rm -rf $PKG/usr/lib

mkdir -p $PKG/usr/share/{applications,pixmaps}
cp $CWD/$PRGNAM.desktop $PKG/usr/share/applications
cp pixmaps/$SRCNAM.xpm $PKG/usr/share/pixmaps/$PRGNAM.xpm

mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
cp -a \
  $CWD/dot.grip.sample CHANGES CREDITS LICENSE README TODO \
  $PKG/usr/doc/$PRGNAM-$VERSION
cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild
chown -R root:root $PKG/usr/doc ; chmod 0644 $PKG/usr/doc/$PRGNAM-$VERSION/*

if [ "${SYMLINKS:-no}" = "yes" ]; then
   ln -s grip2 $PKG/usr/bin/grip
   ln -s gcd2 $PKG/usr/bin/gcd
   ln -s grip2.1.gz $PKG/usr/man/man1/grip.1.gz
   ln -s grip2.1.gz $PKG/usr/man/man1/gcd.1.gz
fi

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}