Function toLocaleMB

library/Console-posix.cpp:185–198

Convert a UTF-32 string back to locale defined multibyte coding.

//! Convert a UTF-32 string back to locale defined multibyte coding.
static std::string toLocaleMB(const u32string& wstr)
{
    std::stringstream ss{};
    char mb[MB_CUR_MAX];
    std::mbstate_t state{};
    const size_t err = -1;
    for (auto ch: wstr) {
        size_t sz = c32rtomb(mb, ch, &state);
        if (sz == err)
            break;
        ss.write(mb, sz);
    }
    return ss.str();
}

namespace DFHack
{