Function SysErrorString

src/util/syserror.cpp:20–47

#endif

std::string SysErrorString(int err) {
    char buf[1024];
    /**
     * Too bad there are three incompatible implementations of the
     * thread-safe strerror.
     */
    const char *s = nullptr;
#ifdef WIN32
    if (strerror_s(buf, sizeof(buf), err) == 0) {
        s = buf;
    }
#else
#ifdef STRERROR_R_CHAR_P
    /* GNU variant can return a pointer outside the passed buffer */
    s = strerror_r(err, buf, sizeof(buf));
#else
    /* POSIX variant always returns message in buffer */
    if (strerror_r(err, buf, sizeof(buf)) == 0) {
        s = buf;
    }
#endif
#endif
    if (s != nullptr) {
        return strprintf("%s (%d)", s, err);
    } else {
        return strprintf("Unknown error (%d)", err);
    }
}

#if defined(WIN32)
std::string Win32ErrorString(int err) {