[PATCH] posix/tst-rfc3484: Fix compile failure linking to local __stat64

[Stafford Horne]

On Sat, Jan 23, 2021 at 07:43:02AM +0900, Stafford Horne wrote:
> After 04986243d1 ("Remove internal usage of extensible stat functions")
> linking the __stat64 symbol in getaddrinfo for this test fails with the
> below error:
> 
>     /home/shorne/work/gnu-toolchain/local/lib/gcc/or1k-smh-linux-gnu/11.0.0/../../../../or1k-smh-linux-gnu/bin/ld: /home/shorne/work/gnu-toolchain/build-glibc/posix/tst-rfc3484.o: in function `gaiconf_reload':
>     /home/shorne/work/gnu-toolchain/glibc/posix/../sysdeps/posix/getaddrinfo.c:2136: undefined reference to `__stat64'
>     collect2: error: ld returned 1 exit status
> 
> This is because __stat64 is a local symbol, the test includes the
> getaddrinfo directly and fails to link against the local symbol.  Fix
> this by setting up an alias to the global stat64 symbol name list is

I will fix this type "... symbol *name* like is done ..."

> done for other local symbol usage.
> ---
>  posix/tst-rfc3484.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/posix/tst-rfc3484.c b/posix/tst-rfc3484.c
> index 97d065b6bf..3b2052eb54 100644
> --- a/posix/tst-rfc3484.c
> +++ b/posix/tst-rfc3484.c
> @@ -11,6 +11,7 @@
>  #define __gethostbyaddr_r gethostbyaddr_r
>  #define __gethostbyname2_r gethostbyname2_r
>  #define __qsort_r qsort_r
> +#define __stat64 stat64
>  
>  void
>  attribute_hidden
> -- 
> 2.26.2
>