Exporting all symbols

Ruslan Ermilov ru at nginx.com
Wed Mar 16 09:26:35 UTC 2016

On Tue, Mar 15, 2016 at 02:33:09PM +0100, Dirk Feytons wrote:
> Hi,
> With the introduction of the dynamic modules feature nginx is now always
> exporting its symbols. This is a bit unfortunate for our use case: we
> incorporate nginx in an embedded device and keep the binary size down by
> only enabling a couple (static) modules and removing unused symbols with
> -ffunction-sections -fdata-sections and -Wl,--gc-sections. This makes quite
> a difference but it now no longer works due to the hardcoded -Wl,-E
> I can easily patch the build system but I'm hoping for an official
> solution. Perhaps some build flag to disable support for dynamic modules?

Does this work for you?

$ auto/configure --with-cc-opt=-fvisibility=hidden

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