Re: [Qemu-arm] [PATCH] qemu: include generated files with <> and not ""

From: "Daniel P. Berrangé" <berrange@redhat.com>
To: Eric Blake <eblake@redhat.com>
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Subject: Re: [Qemu-arm] [PATCH] qemu: include generated files with <> and not ""
Date: Tue, 20 Mar 2018 16:40:48 +0000	[thread overview]
Message-ID: <20180320164048.GB4530@redhat.com> (raw)
In-Reply-To: <da3457a0-7f24-4759-7d98-9b2fdc87e87c@redhat.com>

On Tue, Mar 20, 2018 at 11:12:00AM -0500, Eric Blake wrote:
> On 03/19/2018 08:54 PM, Michael S. Tsirkin wrote:
> > QEMU coding style at the moment asks for all non-system
> > include files to be used with #include "foo.h".
> 
> [I'm replying without having read the rest of the thread, so bear with me if
> I repeat some of the other comments that have already been made]
> 
> And Markus even just did a cleanup along those lines.
> 
> > However this rule actually does not make sense and
> > creates issues for when the included file is generated.
> > 
> > In C, include "file" means look in current directory,
> > then on include search path. Current directory here
> > means the source file directory.
> > By comparison include <file> means look on include search path.
> 
> It's also nice when "file" means file belonging to our project, and <file>
> means 3rd-party file.  So we have to choose which semantics are easier;
> perhaps better Makefile rules that prevent us from seeing stale files is a
> better solution than figuring out which files are generated.

That's what I've attempted here:

  https://lists.gnu.org/archive/html/qemu-devel/2018-03/msg05421.html

Regards,
Daniel
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