Method getCurrentDirectoryFromDirFD

source/kernel/kprocess.cpp:2171–2187

}

U32 KProcess::getCurrentDirectoryFromDirFD(FD dirfd, BString& currentDirectory) {
    U32 result = 0;
    if (dirfd==-100) { // AT_FDCWD
        currentDirectory = this->currentDirectory;
    } else {
        KFileDescriptorPtr fd = this->getFileDescriptor(dirfd);
        if (!fd) {
            result = -K_EBADF;
        } else if (fd->kobject->type!=KTYPE_FILE){
            result = -K_ENOTDIR;
        } else {
            std::shared_ptr<KFile> f = std::dynamic_pointer_cast<KFile>(fd->kobject);
            currentDirectory = f->openFile->node->path;
        }
    }
    return result;
}

U32 KProcess::openat(FD dirfd, BString path, U32 flags) {
    BString dir;