[Libguestfs] [PATCH supermin v2 4/4] init: Debug which libc is in use.

[Pino Toscano]

On Wednesday 17 February 2016 14:22:34 Richard W.M. Jones wrote:
> ---
>  init/init.c | 9 +++++++++
>  1 file changed, 9 insertions(+)
> 
> diff --git a/init/init.c b/init/init.c
> index 25d6bc6..38392c4 100644
> --- a/init/init.c
> +++ b/init/init.c
> @@ -94,6 +94,15 @@ main ()
>    print_uptime ();
>    fprintf (stderr, "supermin: ext2 mini initrd starting up: "
>             PACKAGE_VERSION
> +#if defined(__dietlibc__)
> +           " dietlibc"
> +#elif defined(__GLIBC__)
> +           " glibc"

This needs to be put as last, as libc implementations that copied the
glibc headers (such as uclibc) define __GLIBC__...

> +#elif defined(__NEWLIB_H__)
> +           " newlib"
> +#elif defined(__UCLIBC__)
> +           " uClibc"

  #else
  # error unrecognized libc

While not having an identification string is not an issue, requiring it
might ease check whether supermin has actually been tested with a libc.

Thanks,
-- 
Pino Toscano
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