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#!/bin/bash
#
# Copyright 2015 Google Inc. All rights reserved
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
# A wrapper for kati which generates build.ninja mainly for Android.
#
set -e
kati_dir=$(cd $(dirname $0) && pwd)
extra_flags=
goma_flag=
goma_dir=${GOMA_DIR:-$HOME/goma}
while [ x"$1" != x"" ]; do
case "$1" in
--help)
cat - <<EOF
Usage:
m2n # for default full-build
m2n --goma # use goma. \$HOME/goma must exist, or set \$GOMA_DIR
m2n --go # use go version. Slower but maybe more portable.
m2n cts # for target 'cts'
EOF
exit 1
;;
--go)
kati=${kati_dir}/kati
shift
${kati} --m2n "$@"
echo
echo ninja.sh and build.ninja were generated, please run ./ninja.sh
exit
;;
--goma)
if [ ! -e $goma_dir/goma_ctl.py ]; then
echo "To use Goma you must set GOMA_DIR, or install goma in $HOME/goma"
exit 1
fi
$goma_dir/goma_ctl.py ensure_start
goma_flag=--goma_dir=$goma_dir
shift
;;
--mmm)
echo 'Note: --mmm may not work'
shift;
mmm="$1"
shift
;;
--lunch)
shift;
lunch="$1"
extra_flags+=" --error_on_env_change"
shift
;;
-*)
extra_flags+=" $1"
shift
;;
*)
targets="${targets} $1"
shift
;;
esac
done
if [ x"${goma_flag}" != x ]; then
for k in CC_WRAPPER CXX_WRAPPER JAVAC_WRAPPER; do
val=$(eval echo \$$k)
if [ x"${val}" != x ]; then
echo "Note: \$$k=${val} may confuse m2n --goma, unsetting"
unset $k
fi
done
fi
kati=${kati_dir}/ckati
ninja_suffix=
ninja_suffix_flag=
if [ x"${lunch}" != x"" ]; then
source build/envsetup.sh
lunch ${lunch}
ninja_suffix=-${lunch}
fi
if [ x"${mmm}" != x"" ]; then
mk="${mmm}/Android.mk"
if [ ! -f ${mk} ]; then
echo "${mk} does not exist"
exit 1
fi
export ONE_SHOT_MAKEFILE=${mk}
echo ONE_SHOT_MAKEFILE=${ONE_SHOT_MAKEFILE}
ninja_suffix+=-mmm-${mmm}
fi
if [ x"${targets}" != x"" ]; then
ninja_suffix+=-$(echo ${targets} | sed 's/ /-/')
elif [ x"${mmm}" != x"" ]; then
targets=all_modules
fi
if [ x"${ninja_suffix}" != x"" ]; then
ninja_suffix=$(echo ${ninja_suffix} | sed 'y/\//_/')
ninja_suffix_flag=--ninja_suffix=${ninja_suffix}
fi
if [ x"${lunch}" != x"" ]; then
printconfig | grep -v '^=' > .kati_lunch${ninja_suffix}
fi
${kati} --ninja ${ninja_suffix_flag} --ignore_optional_include=out/%.P --ignore_dirty=out/% --use_find_emulator --detect_android_echo ${goma_flag} ${extra_flags} ${targets}
echo
echo ninja${ninja_suffix}.sh and build${ninja_suffix}.ninja were generated, please run ./ninja${ninja_suffix}.sh
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