[libvirt] [PATCH 3/3] tools: Enable warnings for more binaries/libs

[Erik Skultety]

On Thu, Nov 16, 2017 at 02:49:29PM +0100, Michal Privoznik wrote:
> Because WARN_CFLAGS and COVERAGE_CFLAGS are not set globally, we
> rely on each binary built to include WARN_CFLAGS/COVERAGE_CFLAGS.
> But it is easy to forget those - e.g. libvirt_shell.la. However,
> don't enable WARN_FLAGS (i.e. don't include AM_CFLAGS) for
> wireshark plugin - parts of that code are generated and trigger
> some warnings.
>
> Signed-off-by: Michal Privoznik <mprivozn at redhat.com>
> ---
>  tools/Makefile.am | 17 +++++++++--------
>  1 file changed, 9 insertions(+), 8 deletions(-)
>
> diff --git a/tools/Makefile.am b/tools/Makefile.am
> index a844dcbbc..9bbb1a838 100644
> --- a/tools/Makefile.am
> +++ b/tools/Makefile.am
> @@ -25,6 +25,11 @@ INCLUDES = \
>
>  WARN_CFLAGS += $(STRICT_FRAME_LIMIT_CFLAGS)
>
> +AM_CFLAGS = \
> +	$(WARN_CFLAGS) \
> +	$(COVERAGE_CFLAGS) \
> +	$(NULL)

It appears to me that every binary's CFLAGS variable also includes PIE_CFLAGS,
any reason for not moving them along the other ones?

> +
>  AM_LDFLAGS = \
>  	$(RELRO_LDFLAGS) \
>  	$(NO_INDIRECT_LDFLAGS) \
> @@ -182,8 +187,8 @@ virt_host_validate_LDADD = \
>  		$(NULL)
>
>  virt_host_validate_CFLAGS = \
> +		$(AM_CFLAGS) \
>  		$(LIBXML_CFLAGS) \
> -		$(WARN_CFLAGS) \
>  		$(PIE_CFLAGS) \
>  		$(COVERAGE_CFLAGS) \

I believe ^this one can be dropped as well now.

>  		$(NULL)
> @@ -208,8 +213,8 @@ virt_login_shell_LDADD = \
>
>  virt_login_shell_CFLAGS = \
>  		-DLIBVIRT_SETUID_RPC_CLIENT \
> +		$(AM_CFLAGS) \
>  		$(LIBXML_CFLAGS) \
> -		$(WARN_CFLAGS) \
>  		$(PIE_CFLAGS) \
>  		$(COVERAGE_CFLAGS)

...^here too...

>
> @@ -241,7 +246,7 @@ virsh_LDADD = \
>  		../src/libvirt-qemu.la \
>  		libvirt_shell.la
>  virsh_CFLAGS = \
> -		$(WARN_CFLAGS) \
> +		$(AM_CFLAGS) \
>  		$(PIE_CFLAGS) \
>  		$(COVERAGE_CFLAGS) \

...^here as well...

>  		$(LIBXML_CFLAGS) \
> @@ -263,7 +268,7 @@ virt_admin_LDADD = \
>  		$(LIBXML_LIBS) \
>  		$(NULL)
>  virt_admin_CFLAGS = \
> -		$(WARN_CFLAGS) \
> +		$(AM_CFLAGS) \
>  		$(PIE_CFLAGS) \
>  		$(COVERAGE_CFLAGS) \

...aand ^here too...

Reviewed-by: Erik Skultety <eskultet at redhat.com>