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// Copyright (c) 2023, 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
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
import {ExecutionOptions} from '../types/compilation/compilation.interfaces.js';
import * as utils from './utils.js';
import path from 'path';
import {logger} from './logger.js';
import * as fs from 'fs-extra';
export class WinUtils {
protected re_dll_name = /DLL Name: (.*\.dll)/i;
protected objdumper: string;
protected exec: any;
protected alreadyDone: string[];
protected execOptions: ExecutionOptions & {env: Record<string, string>};
protected skippable: string[];
constructor(exec, objdumper: string, execOptions: ExecutionOptions & {env: Record<string, string>}) {
this.exec = exec;
this.objdumper = objdumper;
this.execOptions = execOptions;
this.alreadyDone = [];
this.skippable = ['kernel32.dll', 'ucrtbase.dll'];
}
private async find_first_file_in_dirs(paths: string[], filename: string): Promise<string | false> {
for (const p of paths) {
const fullpath = path.join(p, filename);
const found = await utils.fileExists(fullpath);
if (found) return fullpath;
}
return false;
}
public async get_dlls_used(executable: string): Promise<string[]> {
const dlls_used: string[] = [];
const dump_dlls_used = await this.exec(this.objdumper, ['--private-headers', executable], this.execOptions);
const paths = this.execOptions.env.PATH.split(path.delimiter);
const lines = utils.splitLines(dump_dlls_used.stdout);
for (const line of lines) {
const match = line.match(this.re_dll_name);
if (match) {
const dll_name = match[1];
if (this.skippable.includes(dll_name.toLowerCase())) continue;
if (this.alreadyDone.includes(dll_name)) continue;
logger.debug('looking for ' + dll_name);
const dll_path = await this.find_first_file_in_dirs(paths, dll_name);
if (dll_path) {
logger.debug('found at ' + dll_path);
dlls_used.push(dll_path);
this.alreadyDone.push(dll_name);
const recursed = await this.get_dlls_used(dll_path);
if (recursed.length > 0) {
dlls_used.push(...recursed);
}
}
}
}
return dlls_used;
}
}
export async function copyNeededDlls(
dirPath: string,
executableFilename: string,
execFunction,
objdumper: string,
execoptions: ExecutionOptions & {env: Record<string, string>},
): Promise<void> {
const winutils = new WinUtils(execFunction, objdumper, execoptions);
const dlls = await winutils.get_dlls_used(executableFilename);
for (const dll of dlls) {
const infolder = path.join(dirPath, path.basename(dll));
await fs.copy(dll, infolder);
}
}
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