End of Life Ruby 3.2 has reached end of life and gets no more fixes. Switch to Ruby 4.0 →

class method

Process::UID.re_exchangeable?

Process::UID.re_exchangeable? → true or false

static VALUE
p_uid_exchangeable(VALUE _)
{
#if defined(HAVE_SETRESUID)
    return Qtrue;
#elif defined(HAVE_SETREUID) && !defined(OBSOLETE_SETREUID)
    return Qtrue;
#else
    return Qfalse;
#endif
}

Returns true if the real and effective user IDs of a process may be exchanged on the current platform.

See also .re_exchange .rid .grant_privilege .sid_available? also in 4.1 · 4.0 · 3.4 · 3.3 · 3.1 · 3.0

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