lib/tooling/readelf-tool.js

// Copyright (c) 2019, Compiler Explorer Authors
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
//     * Redistributions of source code must retain the above copyright notice,
//       this list of conditions and the following disclaimer.
//     * Redistributions in binary form must reproduce the above copyright
//       notice, this list of conditions and the following disclaimer in the
//       documentation and/or other materials provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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import {fileExists} from '../utils';

import {BaseTool} from './base-tool';

export class ReadElfTool extends BaseTool {
    static get key() {
        return 'readelf-tool';
    }

    async runTool(compilationInfo, inputFilename, args) {
        if (!compilationInfo.filters.binary) {
            return this.createErrorResponse('readelf requires an executable');
        }

        if (await fileExists(compilationInfo.executableFilename)) {
            return super.runTool(compilationInfo, compilationInfo.executableFilename, args);
        } else {
            return super.runTool(compilationInfo, compilationInfo.outputFilename, args);
        }
    }
}