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Date: Thu, 17 Jan 2013 11:28:46 +0100
From: Stefan Hajnoczi <stefanha@gmail.com>
Message-ID: <20130117102846.GE2586@stefanha-thinkpad.redhat.com>
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Subject: Re: [Qemu-devel] [PATCH 3/4] rules/mak: make clean should blow away
 timestamp files
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To: "Michael S. Tsirkin" <mst@redhat.com>
Cc: qemu-devel@nongnu.org

On Tue, Jan 15, 2013 at 06:57:34PM +0200, Michael S. Tsirkin wrote:
> Using a global pattern makes it easier to clean out
> old generated files.
> 
> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
> ---
>  rules.mak | 5 +++++
>  1 file changed, 5 insertions(+)
> 
> diff --git a/rules.mak b/rules.mak
> index d11a5b4..edc2552 100644
> --- a/rules.mak
> +++ b/rules.mak
> @@ -88,6 +88,11 @@ config-%.h: config-%.h-timestamp
>  config-%.h-timestamp: config-%.mak
>  	$(call quiet-command, sh $(SRC_PATH)/scripts/create_config < $< > $@, "  GEN   $(TARGET_DIR)config-$*.h")
>  
> +.PHONY: clean-timestamp
> +clean-timestamp:
> +	rm -f *.timestamp

Timestamp files also live in subdirectories and I think we're slowly
moving away from recursive make, so this may not clean all timestamp
files.

Stefan