Does the LD --wrap feature work for library internal references?

[Sebastian Huber]

On 10/01/2019 14:08, Alan Modra wrote:
> On Thu, Jan 10, 2019 at 01:14:22PM +0100, Sebastian Huber wrote:
>> from the documentation
>>
>> "Use a wrapper function for symbol. Any undefined reference to symbol will
>> be resolved to __wrap_symbol. Any undefined reference to __real_symbol will
>> be resolved to symbol. "
> Note "undefined reference".  The references you want wrapped should
> not be defined in the same file.

In my example there is a file "f.c":

#include "f.h"

#include <stdio.h>

func f(void)
{
     puts(__PRETTY_FUNCTION__);
     return g;
}

There is also a "g.c":

#include "f.h"

#include <stdio.h>

void g(void)
{
     puts(__PRETTY_FUNCTION__);
}

-- 
Sebastian Huber, embedded brains GmbH

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