DPDK patches and discussions
 help / color / mirror / Atom feed
From: Thomas Monjalon <thomas@monjalon.net>
To: "Burakov, Anatoly" <anatoly.burakov@intel.com>,
	Bruce Richardson <bruce.richardson@intel.com>
Cc: dev@dpdk.org, Gregory Etelson <getelson@nvidia.com>,
	Nicolas Chautru <nicolas.chautru@intel.com>,
	Chas Williams <chas3@att.com>,
	"Min Hu (Connor)" <humin29@huawei.com>,
	Olivier Matz <olivier.matz@6wind.com>,
	David Hunt <david.hunt@intel.com>,
	Harry van Haaren <harry.van.haaren@intel.com>,
	Marko Kovacevic <marko.kovacevic@intel.com>,
	Bernard Iremonger <bernard.iremonger@intel.com>,
	Ori Kam <orika@nvidia.com>,
	Konstantin Ananyev <konstantin.ananyev@intel.com>,
	Cristian Dumitrescu <cristian.dumitrescu@intel.com>,
	Radu Nicolau <radu.nicolau@intel.com>,
	Akhil Goyal <akhil.goyal@nxp.com>,
	Ferruh Yigit <ferruh.yigit@intel.com>,
	Tomasz Kantecki <tomasz.kantecki@intel.com>,
	Declan Doherty <declan.doherty@intel.com>,
	Sunil Kumar Kori <skori@marvell.com>,
	Pavan Nikhilesh <pbhagavatula@marvell.com>,
	Jerin Jacob <jerinj@marvell.com>,
	Kiran Kumar K <kirankumark@marvell.com>,
	Nithin Dabilpuram <ndabilpuram@marvell.com>,
	Xiaoyun Li <xiaoyun.li@intel.com>,
	Jingjing Wu <jingjing.wu@intel.com>,
	Reshma Pattan <reshma.pattan@intel.com>,
	John McNamara <john.mcnamara@intel.com>,
	Kirill Rybalchenko <kirill.rybalchenko@intel.com>,
	Jasvinder Singh <jasvinder.singh@intel.com>,
	Byron Marohn <byron.marohn@intel.com>,
	Yipeng Wang <yipeng1.wang@intel.com>,
	Robert Sanford <rsanford@akamai.com>,
	Erik Gabriel Carrillo <erik.g.carrillo@intel.com>,
	Maxime Coquelin <maxime.coquelin@redhat.com>,
	Chenbo Xia <chenbo.xia@intel.com>
Subject: Re: [dpdk-dev] [PATCH] examples: warn about broken pkg-config
Date: Fri, 29 Jan 2021 17:27:11 +0100	[thread overview]
Message-ID: <1858218.LOKX5zafly@thomas> (raw)
In-Reply-To: <20210129160538.GL929@bricha3-MOBL.ger.corp.intel.com>

29/01/2021 17:05, Bruce Richardson:
> On Fri, Jan 29, 2021 at 04:04:18PM +0000, Burakov, Anatoly wrote:
> > On 29-Jan-21 3:55 PM, Bruce Richardson wrote:
> > > On Fri, Jan 29, 2021 at 04:47:35PM +0100, Thomas Monjalon wrote:
> > > > 19/01/2021 14:03, Bruce Richardson:
> > > > > Since the examples are designed to be built by end-users using Make, we
> > > > > can detect and warn about broken pkg-config on the user's system as part
> > > > > of the build process.
> > > > > 
> > > > > Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>
[...]
> > > > >   56 files changed, 455 insertions(+), 3 deletions(-)
> > > > 
> > > > That's a lot of duplicated code that may need some extension in future.
> > > > What about having a file examples/common.mk to include?
> > > > With the special syntax -include there will be no error in case
> > > > ../common.mk does not exist. Deal?
> > > > 
> > > > ref: https://www.gnu.org/software/make/manual/html_node/Include.html
> > > > 
> > > 
> > > Yes, and no. There is far more boilerplate already in these files which
> > > needs to be consolidated, so I see little point in just trying to extract
> > > this part out alone. Therefore, what I'd like to see done (if ever someone
> > > has the time) is to extract all the boilerplate out to a common makefile,
> > > but also add a postinstall script to flatten out the makefile on install,
> > > so that each example is once again self-contained.
> > > 
> > > I've been thinking about this for a while, just haven't got time for it.
> > > 
> > > /Bruce
> > > 
> > 
> > These makefiles are supposed to be examples. Meaning, it should be possible
> > to just take the example app and compile it as is. That means we can't rely
> > on external makefiles, they're supposed to be self-contained.
> > 
> Exactly. Hence the need to "flatten" out the makefiles, by changing the
> include to be the actual contents.

My proposal is just for pkg-config check, which doesn't serve as an example.
If this check is not there, it still works.
That's what -include is for: include optional stuff which can be missing.



  reply	other threads:[~2021-01-29 16:27 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-01-19 13:03 Bruce Richardson
2021-01-29 15:47 ` Thomas Monjalon
2021-01-29 15:55   ` Bruce Richardson
2021-01-29 16:04     ` Burakov, Anatoly
2021-01-29 16:05       ` Bruce Richardson
2021-01-29 16:27         ` Thomas Monjalon [this message]
2021-01-29 16:51           ` Bruce Richardson
2021-01-30  0:32 ` Thomas Monjalon

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=1858218.LOKX5zafly@thomas \
    --to=thomas@monjalon.net \
    --cc=akhil.goyal@nxp.com \
    --cc=anatoly.burakov@intel.com \
    --cc=bernard.iremonger@intel.com \
    --cc=bruce.richardson@intel.com \
    --cc=byron.marohn@intel.com \
    --cc=chas3@att.com \
    --cc=chenbo.xia@intel.com \
    --cc=cristian.dumitrescu@intel.com \
    --cc=david.hunt@intel.com \
    --cc=declan.doherty@intel.com \
    --cc=dev@dpdk.org \
    --cc=erik.g.carrillo@intel.com \
    --cc=ferruh.yigit@intel.com \
    --cc=getelson@nvidia.com \
    --cc=harry.van.haaren@intel.com \
    --cc=humin29@huawei.com \
    --cc=jasvinder.singh@intel.com \
    --cc=jerinj@marvell.com \
    --cc=jingjing.wu@intel.com \
    --cc=john.mcnamara@intel.com \
    --cc=kirankumark@marvell.com \
    --cc=kirill.rybalchenko@intel.com \
    --cc=konstantin.ananyev@intel.com \
    --cc=marko.kovacevic@intel.com \
    --cc=maxime.coquelin@redhat.com \
    --cc=ndabilpuram@marvell.com \
    --cc=nicolas.chautru@intel.com \
    --cc=olivier.matz@6wind.com \
    --cc=orika@nvidia.com \
    --cc=pbhagavatula@marvell.com \
    --cc=radu.nicolau@intel.com \
    --cc=reshma.pattan@intel.com \
    --cc=rsanford@akamai.com \
    --cc=skori@marvell.com \
    --cc=tomasz.kantecki@intel.com \
    --cc=xiaoyun.li@intel.com \
    --cc=yipeng1.wang@intel.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).