[PATCH] Don't assume __secure_getenv is available

[Thomas Schwinge]

Hi!

On Thu, 27 Apr 2017 21:50:51 +0300, Janne Blomqvist <blomqvist.janne@gmail.com> wrote:
> [...], retain the support for __secure_getenv but call it only via a
> weak reference.
> 
> Regtested on x86_64-pc-linux-gnu, Ok for trunk, 7.x when it reopens,
> 6, 5?

Hmm, how has this been tested?  Because:

> --- a/libgfortran/runtime/environ.c
> +++ b/libgfortran/runtime/environ.c

>  #ifdef FALLBACK_SECURE_GETENV
> +
> +#if SUPPORTS_WEAKREF && defined(HAVE___SECURE_GETENV)
> +static char* weak_secure_getenv (const char*)
> +  __attribute__((__weakref__("__secure_gettime")));
> +#endif

"gettime" vs. "getenv"?  ;-)


Grüße
 Thomas