69f0a24762
Running find on the entire module directory can lead to flaky failures when a directory is modified by another rule while find is traversing it. Pass a list of libraries in the module into the script instead of finding them on disk. Fixes: 178509901 Test: TARGET_BUILD_APPS=com.android.runtime dist Change-Id: Ie4bf288f0e3d99cbbed5ca8770687a9bbe5377e4
72 lines
2.3 KiB
Bash
Executable file
72 lines
2.3 KiB
Bash
Executable file
#!/bin/bash -e
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# Copyright 2020 Google Inc. All rights reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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# Generates NDK API txt file used by Mainline modules. NDK APIs would have value
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# "UND" in Ndx column and have suffix "@LIB_NAME" in Name column.
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# For example, current line llvm-readelf output is:
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# 1: 00000000 0 FUNC GLOBAL DEFAULT UND dlopen@LIBC
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# After the parse function below "dlopen" would be write to the output file.
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printHelp() {
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echo "**************************** Usage Instructions ****************************"
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echo "This script is used to generate the Mainline modules backed-by NDK symbols."
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echo ""
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echo "To run this script use: ./gen_ndk_backed_by_apex.sh \$OUTPUT_FILE_PATH \$NDK_LIB_NAME_LIST \$MODULE_LIB1 \$MODULE_LIB2..."
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echo "For example: If output write to /backedby.txt then the command would be:"
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echo "./gen_ndk_backed_by_apex.sh /backedby.txt /ndkLibList.txt lib1.so lib2.so"
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echo "If the module1 is backing lib1 then the backedby.txt would contains: "
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echo "lib1"
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}
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contains() {
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val="$1"
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shift
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for x in "$@"; do
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if [ "$x" = "$val" ]; then
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return 0
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fi
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done
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return 1
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}
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genBackedByList() {
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out="$1"
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shift
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ndk_list="$1"
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shift
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rm -f "$out"
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touch "$out"
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while IFS= read -r line
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do
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soFileName=$(echo "$line" | sed 's/\(.*so\).*/\1/')
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if [[ ! -z "$soFileName" && "$soFileName" != *"#"* ]]
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then
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if contains "$soFileName" "$@"; then
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echo "$soFileName" >> "$out"
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fi
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fi
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done < "$ndk_list"
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}
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if [[ "$1" == "help" ]]
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then
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printHelp
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elif [[ "$#" -lt 2 ]]
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then
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echo "Wrong argument length. Expecting at least 2 argument representing output path, path to ndk library list, followed by a list of libraries in the Mainline module."
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else
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genBackedByList "$@"
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fi
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