1# Copyright 2017 Google Inc. All rights reserved.
2#
3# Licensed under the Apache License, Version 2.0 (the "License");
4# you may not use this file except in compliance with the License.
5# You may obtain a copy of the License at
6#
7#     http://www.apache.org/licenses/LICENSE-2.0
8#
9# Unless required by applicable law or agreed to in writing, software
10# distributed under the License is distributed on an "AS IS" BASIS,
11# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12# See the License for the specific language governing permissions and
13# limitations under the License.
14
15# Set of utility functions to build and run go code with microfactory
16#
17# Inputs:
18#  ${TOP}: The top of the android source tree
19#  ${OUT_DIR}: The output directory location (defaults to ${TOP}/out)
20#  ${OUT_DIR_COMMON_BASE}: Change the default out directory to
21#    ${OUT_DIR_COMMON_BASE}/$(basename ${TOP})
22
23# Ensure GOROOT is set to the in-tree version.
24case $(uname) in
25    Linux)
26        export GOROOT="${TOP}/prebuilts/go/linux-x86/"
27        ;;
28    Darwin)
29        export GOROOT="${TOP}/prebuilts/go/darwin-x86/"
30        ;;
31    *) echo "unknown OS:" $(uname) >&2 && exit 1;;
32esac
33
34# Find the output directory
35function getoutdir
36{
37    local out_dir="${OUT_DIR-}"
38    if [ -z "${out_dir}" ]; then
39        if [ "${OUT_DIR_COMMON_BASE-}" ]; then
40            out_dir="${OUT_DIR_COMMON_BASE}/$(basename ${TOP})"
41        else
42            out_dir="out"
43        fi
44    fi
45    if [[ "${out_dir}" != /* ]]; then
46        out_dir="${TOP}/${out_dir}"
47    fi
48    echo "${out_dir}"
49}
50
51# Bootstrap microfactory from source if necessary and use it to build the
52# requested binary.
53#
54# Arguments:
55#  $1: name of the requested binary
56#  $2: package name
57function soong_build_go
58{
59    BUILDDIR=$(getoutdir) \
60      SRCDIR=${TOP} \
61      BLUEPRINTDIR=${TOP}/build/blueprint \
62      EXTRA_ARGS="-pkg-path android/soong=${TOP}/build/soong -pkg-path github.com/golang/protobuf=${TOP}/external/golang-protobuf" \
63      build_go $@
64}
65
66source ${TOP}/build/blueprint/microfactory/microfactory.bash
67