lib/toolchain-utils.js

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

import _ from 'underscore';

export function getToolchainPath(compilerExe, compilerOptions) {
    const options = compilerOptions ? compilerOptions.split(' ') : [];
    const existingChain = _.find(options, (elem) => elem.includes('--gcc-toolchain='));

    if (!existingChain) {
        const gxxname = _.find(options, (elem) => elem.includes('--gxx-name='));
        if (gxxname) {
            return path.resolve(path.dirname(gxxname.substr(11)), '..');
        } else if (typeof compilerExe === 'string' && compilerExe.includes('/g++')) {
            return path.resolve(path.dirname(compilerExe), '..');
        } else {
            return false;
        }
    } else {
        return existingChain.substr(16);
    }
}