#!/bin/sh

#



F="configure-android"



if test "$*" = "--help" -o "$*" = "-h"; then

  echo "$F [--use-ndk-cflags] [OPTIONS]"

  echo ""

  echo "where:"

  echo "  --use-ndk-cflags"

  echo "              Optional parameter to use the same compilation flags"

  echo "              as the one used by ndk-build"

  echo "  OPTIONS     Other options that will be passed directly to"

  echo "              ./aconfigure script. Run ./aconfigure --help"

  echo "              for more info."

  exit 0

fi



if test "x${ANDROID_NDK}" = "x"; then

  echo "$F error: ANDROID_NDK must be specified"

  exit 0

fi



#if test "$1" = "--simulator"; then

if test "1" = "0"; then

  shift

  TARGET_HOST="i686-android-linux"

  TC_DIR="x86"

else

  TARGET_HOST="arm-linux-androideabi"

  TC_DIR=${TARGET_HOST}

fi



if test "$1" = "--use-ndk-cflags"; then

  shift

  for i in `${ANDROID_NDK}/ndk-build --dry-run --directory=${ANDROID_NDK}/samples/hello-jni`; do

    if test "$i" = "-c"; then break; fi

    if test "x${NDK_CC}" != "x" -a "$i" != "-MF" -a "x`echo $i|grep '.o.d'`" = "x" -a "x`echo $i|grep 'include'`" = "x"; then

      NDK_CFLAGS="${NDK_CFLAGS} $i"

    fi

    if test "x`echo $i | grep 'gcc'`" != "x"; then

      NDK_CC=$i

    fi

  done

  export CFLAGS+="${NDK_CFLAGS}"

fi



HOST_OS=$(uname -s)

case $HOST_OS in

  Darwin) BUILD_MACHINE="darwin-x86";;

  Linux) BUILD_MACHINE="linux-x86";;

  CYGWIN*|*_NT-*) BUILD_MACHINE="windows";;

esac



if test "x$API_LEVEL" = "x"; then

  API_LEVEL=`ls ${ANDROID_NDK}/platforms/ | sed 's/android-//' | sort -gr | head -1`

  echo "$F: API_LEVEL not specified, using android-${API_LEVEL}"

fi



ANDROID_TC="${ANDROID_NDK}/toolchains/${TC_DIR}-4.4.3/prebuilt/${BUILD_MACHINE}"

if test ! -d ${ANDROID_TC}; then

  echo "$F error: unable to find directory ${ANDROID_TC} in Android NDK"

  exit 1

fi



export ANDROID_SYSROOT="${ANDROID_NDK}/platforms/android-${API_LEVEL}/arch-arm"

if test ! -d ${ANDROID_SYSROOT}; then

  echo "$F error: unable to find sysroot dir ${ANDROID_SYSROOT} in Android NDK"

  exit 1

fi



export CC="${ANDROID_TC}/bin/${TARGET_HOST}-gcc"

export CXX="${ANDROID_TC}/bin/${TARGET_HOST}-g++"



export LDFLAGS+=" -nostdlib -L${ANDROID_SYSROOT}/usr/lib/"

export LIBS+=" -lc -lgcc"

export CFLAGS+=" -I${ANDROID_SYSROOT}/usr/include"

export CPPFLAGS="${CFLAGS}"

export CXXFLAGS+=" -shared --sysroot=${ANDROID_SYSROOT}"



# Print settings

if test "1" = "1"; then

  echo "$F: calling ./configure with env vars:"

  echo " CC = ${CC}"

  echo " CXX = ${CXX}"

  echo " CFLAGS = ${CFLAGS}"

  echo " CXXFLAGS = ${CXXFLAGS}"

  echo " LDFLAGS = ${LDFLAGS}"

  echo " LIBS = ${LIBS}"

fi



./configure --host=${TARGET_HOST} --disable-video $*

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