[PATCH] Enable automake silent rules

[Corinna Vinschen]

On Dec  7 20:12, Jon Turney wrote:
> Use AM_SILENT_RULES, to enable automake silent rules (by default), if we
> are using a version of automake which supports it (>=1.11).
> 
> Silent rules can be disabled by configuring with '--disable-silent-rules',
> or invoking 'make V=1'.
> 
> For ease of reviewing, this patch doesn't contain configure and
> Makefile.in regeneration.
> 
> Future work: There are a few compilations which are not silenced by
> this, as they use custom rules.
> ---
>  newlib/README       | 3 +++
>  newlib/acinclude.m4 | 1 +
>  2 files changed, 4 insertions(+)
> 
> diff --git a/newlib/README b/newlib/README
> index c82bf8b8c..1c0541284 100644
> --- a/newlib/README
> +++ b/newlib/README
> @@ -127,6 +127,9 @@ directories, you can run `make' on them in parallel (for example, if
>  they are NFS-mounted on each of the hosts); they will not interfere
>  with each other.
>  
> +   By default, the execution of build rules in `make' is less verbose.
> +To disable, run `make V=1'; or use the `--disable-silent-rules’ option
> +of `./configure'.
>  
>  Specifying names for hosts and targets
>  ======================================
> diff --git a/newlib/acinclude.m4 b/newlib/acinclude.m4
> index 05e545c9f..42af6b548 100644
> --- a/newlib/acinclude.m4
> +++ b/newlib/acinclude.m4
> @@ -121,6 +121,7 @@ AC_SUBST(newlib_basedir)
>  AC_CANONICAL_HOST
>  
>  AM_INIT_AUTOMAKE([cygnus no-define 1.9.5])
> +m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES(yes)])
>  
>  # FIXME: We temporarily define our own version of AC_PROG_CC.  This is
>  # copied from autoconf 2.12, but does not call AC_PROG_CC_WORKS.  We
> -- 
> 2.34.1

Still nice :)


Corinna