method

setuid?

v1_9_3_125 - Show latest stable - 0 notes - Class: File::Stat

setuid?() public

Returns true if stat has the set-user-id permission bit set, false if it doesn’t or if the operating system doesn’t support this feature.

File.stat("/bin/su").setuid?   #=> true

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static VALUE
rb_stat_suid(VALUE obj)
{
#ifdef S_ISUID
    if (get_stat(obj)->st_mode & S_ISUID) return Qtrue;
#endif
    return Qfalse;
}