lib/toolchain-utils.ts

// Copyright (c) 2020, Compiler Explorer Authors
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import path from 'path';

export function getToolchainPath(compilerExe: string | null, compilerOptions?: string): string | false {
    const options = compilerOptions ? compilerOptions.split(' ') : [];
    const existingChain = options.find(elem => elem.includes('--gcc-toolchain='));
    if (existingChain) return existingChain.substring(16);

    const gxxname = options.find(elem => elem.includes('--gxx-name='));
    if (gxxname) {
        return path.resolve(path.dirname(gxxname.substring(11)), '..');
    } else if (typeof compilerExe === 'string' && compilerExe.includes('/g++')) {
        return path.resolve(path.dirname(compilerExe), '..');
    } else {
        return false;
    }
}