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Re: Can the dynamic linker run with !rtld_multiple_ref?
- From: Florian Weimer <fweimer at redhat dot com>
- To: GNU C Library <libc-alpha at sourceware dot org>, Carlos O'Donell <carlos at redhat dot com>
- Date: Sun, 25 Jun 2017 18:20:34 +0200
- Subject: Re: Can the dynamic linker run with !rtld_multiple_ref?
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On 03/17/2017 04:21 AM, Mike Frysinger wrote:
> On 24 Jan 2017 12:16, Florian Weimer wrote:
>> It seems that libc.so.6 has a DT_NEEDED entry for the dynamic linker on
>> all architectures because we need to dlopen objects even when not
>> linking against libdl (for gconv and NSS). The startup code references
>> __libc_start_main, which is defined in libc.so.6. Therefore, it seems
>> that rtld_multiple_ref in rtld.c is always true.
>> Is this correct? If yes, then we can clean this up a bit.
> looking at just purely symbol pov, these are provided by ld-linux but
> used by libc.so:
Does this mean that you agree that rtld_multiple_ref is always true?