#!/bin/bash

#+--------------------------------------------------------------------------------------------
#|Description:  This shell script used download and cross compile open source libs
#|     Author:  GuoWenxue <guowenxue@gmail.com>
#|  ChangeLog:
#|           1, Initialize 1.0.0 on 2011.04.12
#+--------------------------------------------------------------------------------------------

SCRIPT_PATH=`dirname ${BASH_SOURCE[0]}`
PREFIX_PATH=`realpath ${SCRIPT_PATH}/`/../install

CONF_FILE=cross_file.txt

# display in yellow
function pr_warn() {
    echo -e "\033[40;33m --W-- $1 \033[0m\n"
}

function generate_config()
{
cat > $CONF_FILE <<EOF

[binaries]
c = '${CROSS_COMPILE}gcc'
cpp = '${CROSS_COMPILE}g++'
ar = '${CROSS_COMPILE}ar'
strip = '${CROSS_COMPILE}strip'

[host_machine]
system = 'linux'
cpu_family = 'arm'
cpu = 'armv7'
endian = 'little'

[build_machine]
system = 'linux'
cpu_family = 'x86_64'
cpu = 'x86_64'
endian = 'little'

EOF
}

function compile_libdrm()
{
    SRC_NAME=libdrm-2.4.110

	echo $PREFIX_PATH

    if [ -f ${PREFIX_PATH}/bin/modetest ] ; then
        pr_warn "$SRC_NAME already compile and installed"
        return 0;
    fi

    pr_warn "Start compile $SRC_NAME "

    if [ ! -d $SRC_NAME ] ; then
	   if [ ! -f ${SRC_NAME}.tar.xz ] ; then
		   wget https://dri.freedesktop.org/libdrm/${SRC_NAME}.tar.xz
	   fi

	   tar -xJf ${SRC_NAME}.tar.xz
    fi

    cd ${SRC_NAME}

	generate_config

	BUILD_PATH=tmp_build
	rm -rf $BUILD_PATH && mkdir -p $BUILD_PATH && cd $BUILD_PATH

	meson --prefix=$PREFIX_PATH \
          --cross-file=../$CONF_FILE \
          -D amdgpu=false \
          -D cairo-tests=false \
          -D etnaviv=false \
          -D exynos=false \
          -D freedreno=false \
          -D freedreno-kgsl=false \
          -D install-test-programs=true \
          -D intel=false \
          -D libkms=false \
          -D man-pages=false \
          -D nouveau=false \
          -D omap=false \
          -D radeon=false \
          -D tegra=false \
          -D udev=false \
          -D valgrind=false \
          -D vc4=false \
          -D vmwgfx=false

	ninja && ninja install
}

compile_libdrm