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toolchain-utils.ts
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// Copyright (c) 2020, 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 path from 'node:path';
import fs from 'node:fs';
import {splitArguments} from '../shared/common-utils.js';
import {CompilerOverrideOptions} from '../types/compilation/compiler-overrides.interfaces.js';
import {PreliminaryCompilerInfo} from '../types/compiler.interfaces.js';
export const clang_style_toolchain_flag = '--gcc-toolchain=';
export const icc_style_toolchain_flag = '--gxx-name=';
export const clang_style_sysroot_flag = '--sysroot=';
export function getToolchainPathWithOptionsArr(compilerExe: string | null, options: string[]): string | false {
const existingChain = options.find(elem => elem.includes(clang_style_toolchain_flag));
if (existingChain) return existingChain.substring(16);
const gxxname = options.find(elem => elem.includes(icc_style_toolchain_flag));
if (gxxname) {
return path.resolve(path.dirname(gxxname.substring(11)), '..');
}
if (typeof compilerExe === 'string' && (compilerExe.includes('/g++') || compilerExe.endsWith('-g++'))) {
return path.resolve(path.dirname(compilerExe), '..');
}
return false;
}
export function getToolchainPath(compilerExe: string | null, compilerOptions?: string): string | false {
const options = compilerOptions ? splitArguments(compilerOptions) : [];
return getToolchainPathWithOptionsArr(compilerExe, options);
}
export function removeToolchainArg(compilerOptions: string[]): string[] {
return compilerOptions.filter(
elem => !elem.includes(clang_style_toolchain_flag) && !elem.includes(icc_style_toolchain_flag),
);
}
export function removeSysrootArg(compilerOptions: string[]): string[] {
return compilerOptions.filter(elem => !elem.includes(clang_style_sysroot_flag));
}
export function replaceToolchainArg(compilerOptions: string[], newPath: string): string[] {
return compilerOptions.map(elem => {
if (elem.includes(clang_style_toolchain_flag)) {
return clang_style_toolchain_flag + path.normalize(newPath);
}
if (elem.includes(icc_style_toolchain_flag)) {
return icc_style_toolchain_flag + path.normalize(newPath);
}
return elem;
});
}
export function replaceSysrootArg(compilerOptions: string[], newPath: string): string[] {
return compilerOptions.map(elem => {
if (elem.includes(clang_style_sysroot_flag)) {
return clang_style_sysroot_flag + path.normalize(newPath);
}
return elem;
});
}
export function getToolchainFlagFromOptions(options: string[]): string | false {
for (const elem of options) {
if (elem.includes(clang_style_toolchain_flag)) return clang_style_toolchain_flag;
if (elem.includes(icc_style_toolchain_flag)) return icc_style_toolchain_flag;
}
return false;
}
export function hasToolchainArg(options: string[]): boolean {
return !!getToolchainFlagFromOptions(options);
}
export function getSysrootFlagFromOptions(options: string[]): string | false {
for (const elem of options) {
if (elem.includes(clang_style_sysroot_flag)) return clang_style_sysroot_flag;
}
return false;
}
export function hasSysrootArg(options: string[]): boolean {
return !!getSysrootFlagFromOptions(options);
}
export async function getPossibleGccToolchainsFromCompilerInfo(
compilers: PreliminaryCompilerInfo[],
): Promise<CompilerOverrideOptions> {
const overrideOptions: CompilerOverrideOptions = [];
for (const compiler of compilers) {
if (
compiler.compilerCategories?.includes('gcc') &&
!compiler.compilerCategories?.includes('mingw') &&
!compiler.hidden &&
compiler.exe &&
path.isAbsolute(compiler.exe)
) {
try {
await fs.promises.stat(compiler.exe);
} catch {
continue;
}
const toolchainPath = path.resolve(path.dirname(compiler.exe), '..');
if (!overrideOptions.find(opt => opt.value === toolchainPath)) {
overrideOptions.push({
name: compiler.name,
value: toolchainPath,
});
}
}
}
return overrideOptions;
}
export function getSpecificTargetBasedOnToolchainPath(target: string, toolchainPath: string) {
const lastPathBit = path.basename(toolchainPath);
if (lastPathBit.startsWith(target)) {
return lastPathBit;
}
return target;
}
export function getSysrootByToolchainPath(toolchainPath: string): string | undefined {
const lastPathBit = path.basename(toolchainPath);
const possibleSysrootPath = path.join(toolchainPath, lastPathBit, 'sysroot');
if (fs.existsSync(possibleSysrootPath)) {
return possibleSysrootPath;
}
}