#!/bin/sh
#
# You can use this to build wxWidgets.  Just run it from within the root of the
# wxWidgets source tree like so:
#
#  sudo <path to this script>/build_wxwidgets
#

# Currently, Audacity is built using the 10.9 SDK, but you may choose to target
# 10.8 or greater by changing this variable.
min=10.9

# You shouldn't need to change this, but just in case you put Xcode in a non-standard
# location, update this appropriately.
sdk="/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX${min}.sdk/"

if [ ! -d "${sdk}" ]
then
   echo "You must install the ${min} SDK at this location:"
   echo "${sdk}"
   exit 1
fi

max=${min/./}0
ver="-DMAC_OS_X_VERSION_MAX_ALLOWED=${max} -mmacosx-version-min=${min}"

# Build a specific configuration
function bld
{
   rm -rf "${1}"
   mkdir -p "${1}"
   pushd "${1}"
   shift

   arch_option="--enable-macosx-arch=${1}"
   prefix_option="--prefix=/usr/local/${1}"
   shift

   ../configure ${prefix_option} \
                ${arch_option} \
                --with-expat=builtin \
                --with-zlib=builtin \
                --with-regex=builtin \
                --enable-universal_binary=no \
                --enable-unicode=yes \
                --enable-webkit=no \
                --with-macosx-version-min=${min} \
                ${@}
   export LDFLAGS="${LDFLAGS1}"
   xcrun make -j 4
   export LDFLAGS=""
   popd
}

# Install a specific configuration
function inst
{
   pushd "${1}"
   xcrun make install
   popd
}

for architecture in 'i386' 'x86_64'; do {
   std=''
   stdlib='-stdlib=libstdc++'
   if [ ${max} -gt 1060 ]
   then
      std='-std=c++1z'
      stdlib='-stdlib=libc++'
   fi

   arch="-arch ${architecture}"
   export CPPFLAGS="${ver}"
   export CFLAGS1="${arch} ${ver} -isysroot $sdk"
   export CXXFLAGS1="${arch} ${ver} -isysroot $sdk ${std} ${stdlib}"
   export LDFLAGS1="${arch} ${ver} -syslibroot,$sdk ${std} ${stdlib}"

   # Make sure our flags are included
   export CC="gcc $CFLAGS1"
   export CXX="g++ $CXXFLAGS1"
   export LD="g++ $LDFLAGS1"

   # Build all configurations
   debug_dir="bld_debug_${architecture}"
   release_dir="bld_release_${architecture}"
   bld ${debug_dir} ${architecture} --enable-debug=yes --enable-shared=yes --with-flavour=debug
   bld ${release_dir} ${architecture} --enable-debug=no --enable-shared=yes --with-flavour=release

   # Install all configurations
   inst ${debug_dir}
   inst ${release_dir}
}; done # loop over architectures