#!/bin/sh

# Slackware build script for cgit
# Written by ponce <matteo.bernardini@gmail.com>

PRGNAM=cgit
VERSION=${VERSION:-0.9.0.1}
CGIT_VERSION=${CGIT_VERSION:-v$VERSION}
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}

if [ -z "$ARCH" ]; then
  case "$( uname -m )" in
    i?86) ARCH=i486 ;;
    arm*) ARCH=arm ;;
       *) ARCH=$( uname -m ) ;;
  esac
fi

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

if [ "$ARCH" = "i486" ]; then
  SLKCFLAGS="-O2 -march=i486 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$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

DOCS="cgitrc.5.txt COPYING README $CWD/config/cgit-lighttpd.conf \
  $CWD/config/cgit-httpd.conf $CWD/config/cgitrc.sample"

GIT_TARBALL=$(grep \/git- $CWD/cgit.info | cut -d'/' -f8 | sed -e 's/\"//')

set -e # Exit on most errors

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf $PRGNAM-$VERSION
tar xvf $CWD/$PRGNAM-$VERSION.tar.?z*
cd $PRGNAM-$VERSION
chown -R root:root .
find . \
 \( -perm 777 -o -perm 775 -o -perm 711 -o -perm 555 -o -perm 511 \) \
 -exec chmod 755 {} \; -o \
 \( -perm 666 -o -perm 664 -o -perm 600 -o -perm 444 -o -perm 440 -o -perm 400 \) \
 -exec chmod 644 {} \;

# prepare sources
sed -i -e "s|-g -Wall -Igit|-Wall ${SLKCFLAGS} -Igit|" Makefile
sed -i -e "s|\/lib$|/lib${LIBDIRSUFFIX}|" Makefile
sed -i -e "s|(libdir)|(prefix)/share|" Makefile
cat $CWD/config/cgit.conf > cgit.conf
echo "CGIT_VERSION = $CGIT_VERSION" >> cgit.conf

# extract the git tarball
rm -fR git
tar xvf $CWD/$GIT_TARBALL
mv git-* git

make
make install DESTDIR=$PKG

find $PKG -print0 | xargs -0 file | grep -e "executable" -e "shared object" | grep ELF \
  | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null || true

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

# prepare the cache dir: default permissions are for the apache user and group
mkdir -p $PKG/var/cache/cgit
chown 80.80 $PKG/var/cache/cgit
chmod 775 $PKG/var/cache/cgit

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:-tgz}