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#!/usr/bin/env bash
#
# Copyright (C) 2012 The Android Open Source Project
#
# 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.
#
#
# DEPRECATED
#
# This script shows the path of the active toolchain components within
# the ndk. This was necessary for GCC and binutils, where each ABI had
# its own tools, but is not needed for LLVM-based tools which should be
# used in preference.
usage() {
echo "USAGE: ndk-which [--abi ABI] TOOL"
echo "ABI is 'armeabi-v7a', 'arm64-v8a', 'x86', or 'x86_64'"
echo "TOOL is 'gdb', 'objdump', 'readelf', etc."
echo
echo "Note that LLVM replacements for binutils tools work for all ABIs."
exit 1
}
error() {
echo "The tool: $1 doesn't exist"
echo "Possible choices are: "
count=0
for file in $2*
do
if [[ $file == *$1 ]]
then
echo $file
((count = count + 1))
fi
done
if [ $count -eq 0 ]
then
echo " None "
fi
exit 1
}
ABI=armeabi-v7a
while (( "$#" )); do
case "$1" in
--abi)
ABI=$2
shift 2
abis='^(armeabi-v7a|arm64-v8a|x86|x86_64)$'
if [[ ! "$ABI" =~ $abis ]]; then usage; fi
;;
*)
break
;;
esac
done
TOOL=$1
shift
if [ "$#" != 0 -o "$TOOL" == "" ]; then
usage
fi
# This tool is installed in prebuilt/linux-x86_64/bin/.
MYNDKDIR=`dirname $0`/../../..
# create a temporary skeleton project so that we can leverage build-local.mk
TMPDIR=/tmp/ndk-which-$$
mkdir -p $TMPDIR/jni
cat >$TMPDIR/jni/Android.mk << "END_OF_FILE"
include $(CLEAR_VARS)
END_OF_FILE
get_build_var_for_abi() {
if [ -z "$GNUMAKE" ] ; then
GNUMAKE=make
fi
NDK_PROJECT_PATH=$TMPDIR $GNUMAKE --no-print-dir -f $MYNDKDIR/build/core/build-local.mk DUMP_$1 APP_ABI=$2
}
LLVM_TOOLCHAIN_PREFIX=`get_build_var_for_abi LLVM_TOOLCHAIN_PREFIX $ABI`
TOOLCHAIN_PREFIX=`get_build_var_for_abi TOOLCHAIN_PREFIX $ABI`
rm -Rf $TMPDIR
# fully qualified file name
FQFN=${TOOLCHAIN_PREFIX}$TOOL
# use the host system's 'which' to decide/report if the file exists or not, and is executable
if [ ! -f $FQFN ]
then
FQFN=${LLVM_TOOLCHAIN_PREFIX}llvm-$TOOL
if [ ! -f $FQFN ]
then
error $TOOL $LLVM_TOOLCHAIN_PREFIX
fi
fi
which "$FQFN"
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