#!/bin/sh

# Template build script 
# Suggested use: 
# ./progname.Build 2>&1 | tee build.log
# 
# ---------------------------------------------------------------------------
#  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.
# ---------------------------------------------------------------------------

# MUST edit these, and the build options below

PRGNAM=appname               # replace with name of the application
VERSION=1.4.1                # replace with version of the application
SRCFN=.tar.gz                # replace with source archive type 

# No changes required from here down to the actual build options

CWD=$(pwd)                   # Current Working Directory
TMP=${TMP:-/tmp}	         # Place to build (TMP) the package (PKG) 
PKG=$TMP/package-$PRGNAM     
BUILD=${BUILD:-1}            # default build number

set -e                       # Exit the script on errors
# A SIGNAL_SPEC of ERR means to execute ARG each time a failure 
# would cause the shell to exit when the -e option is enabled.
trap 'echo "$0 FAILED at line ${LINENO}"; exit' ERR

rm -rf $PKG                  # remove any previous build
mkdir -p $TMP $PKG           # make parent directories as needed
cd $TMP
rm -rf $PRGNAM-$VERSION      # remove the remnants of previous build
tar xvf $CWD/$PRGNAM-$VERSION$SRCFN

cd $PRGNAM-$VERSION
chown -R root:root .         # set some sane permissions
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 {} \;

# Determine the architecture we're building on ...
if [ -z "$ARCH" ]; then
  case "$( uname -m )" in
    i?86) ARCH=i586 ;;
    arm*) ARCH=arm ;;
    # Unless $ARCH is already set, use uname -m for all other archs:
       *) ARCH=$( uname -m ) ;;
  esac
fi
# ... to set the proper compiler flags
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

# -- Build Options ----------------------------------------------------------
#
# If you are just using a makefile, don't uncomment anything here, otherwise 
# uncomment the directives for your build system, and add flags as necessary.
# The flags here are sane and generally useful.
# If you can find an existing SlackBuild, you can copy the proper section in.
#
# ---------------------------------------------------------------------------
#     automake Build Options: run
#        ./configure --help |less 
#     and look for Optional Features\Optional Packages  
# ---------------------------------------------------------------------------
#CFLAGS="$SLKCFLAGS" \
#CXXFLAGS="$SLKCFLAGS" \
#./configure \
#  --prefix=/usr \
#  --libdir=/usr/lib${LIBDIRSUFFIX} \
#  --sysconfdir=/etc \
#  --localstatedir=/var \
#  --mandir=/usr/man \
#  --docdir=/usr/doc/$PRGNAM-$VERSION \
#  --build=$ARCH
# ---------------------------------------------------------------------------
# or
# ---------------------------------------------------------------------------
#    cmake Build Options: 
#    check CMakeLists.txt for package specific options
#    or create a subdirectory, cd into it, and run 
#       cmake .. -LH |less
# ---------------------------------------------------------------------------
#mkdir -p build
#cd build
#  cmake \
#    -DCMAKE_C_FLAGS:STRING="$SLKCFLAGS" \
#    -DCMAKE_CXX_FLAGS:STRING="$SLKCFLAGS" \
#    -DCMAKE_INSTALL_PREFIX=/usr \
#    -DLIB_SUFFIX=${LIBDIRSUFFIX} \
#    -DCMAKE_BUILD_TYPE=Release ..
# ---------------------------------------------------------------------------

## Here we go ... ##

make  
make install DESTDIR=$PKG 

## The compiled application is now in $PKG (=$TMP/package-$PRGNAM) ##

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

# ---------------------------------------------------------------------------
# Copy documentation into the package - verbose but safe
# ---------------------------------------------------------------------------
cd $TMP/$PRGNAM-$VERSION

if [ ! -d $PKG/usr/doc/$PRGNAM-$VERSION ]; then
   mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
# *** you probably want to to adjust this list ***
   for i in AUTHORS THANKS COPYING LICENSE INSTALL; do 
      if [ -r $i ]; then
         cp -a $i $PKG/usr/doc/$PRGNAM-$VERSION
      fi
   done 
   for i in $(ls -1 README*); do
      cp -a $i $PKG/usr/doc/$PRGNAM-$VERSION
   done
   if [ -d doc ]; then
      cp doc/* $i $PKG/usr/doc/$PRGNAM-$VERSION
   fi
   if [ -r CHANGELOG ]; then
      cat CHANGELOG | head -n 100 >$PKG/usr/doc/$PRGNAM-$VERSION/CHANGELOG
   fi
fi
if [[ $0 == ./* ]]; then
   cd $CWD
   cat $(echo $0 |cut -c 3-) > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.Build
else
   cat $0 > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.Build
fi

# add specific actions here - for example
# ettercap -- don't clobber the config files
#  for i in conf dns mdns nbns; do 
#     mv etter.$i etter.$i.new
#  done

# ---------------------------------------------------------------------------
# Make the package and put it in $CWD
#   comment this out if you want to review permissions, symlinks, etc, 
#   make corrections in $PKG and finish up at the command line
cd $PKG
tar -czf $CWD/$PRGNAM-$VERSION-$ARCH-$BUILD.tgz ./*

# Install the application to the local system
# cd $TMP/$PRGNAM-$VERSION
# make install

cd $CWD
# rm -rf $TMP/$PRGNAM-$VERSION      # remove the source code and object files
# rm -rf $PKG                  # remove the temporary copy of the application
# ---------------------------------------------------------------------------