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From: Luca Boccassi <bluca@debian.org>
To: Thomas Monjalon <thomas@monjalon.net>,
	Bruce Richardson <bruce.richardson@intel.com>
Cc: techboard@dpdk.org, dev@dpdk.org
Subject: Re: [dpdk-dev] [dpdk-stable] [dpdk-techboard] [PATCH 2/2] build: use dependency() instead of find_library()
Date: Mon, 07 Jan 2019 22:03:13 +0000
Message-ID: <1546898593.6022.37.camel@debian.org> (raw)
In-Reply-To: <1546895363.6022.31.camel@debian.org>

On Mon, 2019-01-07 at 21:09 +0000, Luca Boccassi wrote:
> On Mon, 2019-01-07 at 18:45 +0100, Thomas Monjalon wrote:
> > 07/01/2019 18:03, Thomas Monjalon:
> > > 07/01/2019 17:55, Bruce Richardson:
> > > > On Mon, Jan 07, 2019 at 04:39:34PM +0000, Luca Boccassi wrote:
> > > > > On Mon, 2019-01-07 at 14:28 +0000, Bruce Richardson wrote:
> > > > > > However, in
> > > > > > conjunction with meson version checks, I believe this was
> > > > > > done this
> > > > > > way
> > > > > > originally because of a meson bug which caused recursive
> > > > > > dependencies
> > > > > > for
> > > > > > things like this to get duplicated many times in the
> > > > > > build.ninja
> > > > > > file.
> > > > > > 
> > > > > > https://github.com/mesonbuild/meson/issues/2150
> > > > > > 
> > > > > > If we take the approach of adding bsd explicitly using
> > > > > > dependency
> > > > > > object
> > > > > > our minimum version needs to have the fix for this bug
> > > > > > included.
> > > > > 
> > > > > Ah that's not nice. Just verified, and it happens with
> > > > > dependency() as
> > > > > well as find_library(). It was fixed in 0.47.1.
> > > > > 
> > > > 
> > > > Yep, it was a right royal pain when I was doing the original
> > > > work. Now that
> > > > there is a fix in, we can do cleanups like you suggest if we
> > > > are
> > > > prepared
> > > > to bump our minimum version.
> > > > 
> > > > I'll refer back to the key question here:
> > > > "Is it reasonable to ask users compiling DPDK to pull meson
> > > > from
> > > > pip rather
> > > > than using the distro built-in version?"
> > > > [Adding techboard on CC, in the hopes they might have some
> > > > thoughts]
> > > > 
> > > > If it is ok for most folks, and personally I don't think it's a
> > > > big deal,
> > > > then that gives us a faster path forward. If not, we raise the
> > > > minimum more
> > > > slowly, and keep the existing way of managing the dependencies
> > > > for a while
> > > > longer. Worst case, I'd still hope by 19.11 LTS for us to have
> > > > minimum
> > > > 0.47.1 to have the fix in question.
> > > 
> > > Please, could you describe what are the meson versions in major
> > > distros?
> > 
> > It was already listed by Luca in this thread (thanks Bruce).
> > I looks like latest Debian/Ubuntu and Fedora have meson 0.47 or
> > higher.
> > 
> > I vote for bumping to meson 0.47.
> 
> For the benefit of the rest of the tech board which was not CCed
> directly in the original thread:
> 
> Debian 10 0.49
> Ubuntu 18.04 LTS 0.45
> Ubuntu 18.10 0.47
> Fedora 27 0.43
> Fedora 28 0.45
> SUSE Leap 15 0.46
> FreeBSD 10 0.46
> CentOS 7 0.47

Errata: meson is not in CentOS proper at all, it's only in the extra
repositories.

-- 
Kind regards,
Luca Boccassi

  reply	other threads:[~2019-01-07 22:03 UTC|newest]

Thread overview: 88+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-01-03 17:57 [dpdk-dev] [PATCH 1/2] build: use static deps of libs for pkg-config libs.private Luca Boccassi
2019-01-03 17:57 ` [dpdk-dev] [PATCH 2/2] build: use dependency() instead of find_library() Luca Boccassi
2019-01-07 14:28   ` Bruce Richardson
2019-01-07 16:39     ` [dpdk-dev] [dpdk-stable] " Luca Boccassi
2019-01-07 16:55       ` Bruce Richardson
2019-01-07 17:03         ` [dpdk-dev] [dpdk-techboard] " Thomas Monjalon
2019-01-07 17:45           ` [dpdk-dev] [dpdk-stable] [dpdk-techboard] " Thomas Monjalon
2019-01-07 21:09             ` Luca Boccassi
2019-01-07 22:03               ` Luca Boccassi [this message]
2019-01-11 11:10         ` [dpdk-dev] [dpdk-stable] " Luca Boccassi
2019-01-11 11:52           ` Bruce Richardson
2019-01-11 12:39             ` Luca Boccassi
2019-01-11 14:24               ` Bruce Richardson
2019-01-11 14:56                 ` Luca Boccassi
2019-01-11 15:49                   ` Bruce Richardson
2019-01-11 16:27                     ` Luca Boccassi
2019-01-11 12:38 ` [dpdk-dev] [PATCH v2 1/3] build: use static deps of libs for pkg-config libs.private Luca Boccassi
2019-01-11 12:38   ` [dpdk-dev] [PATCH v2 2/3] build: use dependency() instead of find_library() Luca Boccassi
2019-01-11 12:38   ` [dpdk-dev] [PATCH v2 3/3] build: bump minimum Meson to 0.47.1 and use dependency() for libbsd Luca Boccassi
2019-01-11 14:27     ` Bruce Richardson
2019-01-11 14:30       ` Bruce Richardson
2019-01-11 15:04         ` Luca Boccassi
2019-01-11 15:50           ` Bruce Richardson
2019-01-11 16:14             ` Luca Boccassi
2019-01-11 16:26 ` [dpdk-dev] [PATCH v3 1/4] build: bump minimum Meson version to 0.47.1 Luca Boccassi
2019-01-11 16:26   ` [dpdk-dev] [PATCH v3 2/4] build: use dependency() instead of find_library() Luca Boccassi
2019-01-11 17:21     ` Bruce Richardson
2019-01-11 18:16       ` Luca Boccassi
2019-01-11 21:49         ` Bruce Richardson
2019-01-11 16:26   ` [dpdk-dev] [PATCH v3 3/4] build: reorder libraries and build eal before cmdline Luca Boccassi
2019-01-11 17:22     ` Bruce Richardson
2019-01-11 16:26   ` [dpdk-dev] [PATCH v3 4/4] build: use dependency() for libbsd instead of manual append to ldflags Luca Boccassi
2019-01-11 17:24     ` Bruce Richardson
2019-01-11 17:17   ` [dpdk-dev] [PATCH v3 1/4] build: bump minimum Meson version to 0.47.1 Bruce Richardson
2019-01-11 18:22 ` [dpdk-dev] [PATCH v4 " Luca Boccassi
2019-01-11 18:22   ` [dpdk-dev] [PATCH v4 2/4] build: use dependency() instead of find_library() Luca Boccassi
2019-01-11 18:22   ` [dpdk-dev] [PATCH v4 3/4] build: reorder libraries and build eal before cmdline Luca Boccassi
2019-01-11 18:22   ` [dpdk-dev] [PATCH v4 4/4] build: use dependency() for libbsd instead of manual append to ldflags Luca Boccassi
2019-01-22 13:10 ` [dpdk-dev] [PATCH v5 1/4] build: bump minimum Meson version to 0.47.1 Luca Boccassi
2019-01-22 13:10   ` [dpdk-dev] [PATCH v5 2/4] build: use dependency() instead of find_library() Luca Boccassi
2019-01-22 13:46     ` Bruce Richardson
2019-01-22 14:09       ` Luca Boccassi
2019-01-22 14:24         ` Bruce Richardson
2019-01-22 14:25     ` Bruce Richardson
2019-01-22 13:10   ` [dpdk-dev] [PATCH v5 3/4] build: reorder libraries and build eal before cmdline Luca Boccassi
2019-01-22 13:10   ` [dpdk-dev] [PATCH v5 4/4] build: use dependency() for libbsd instead of manual append to ldflags Luca Boccassi
2019-01-22 13:42   ` [dpdk-dev] [PATCH v5 1/4] build: bump minimum Meson version to 0.47.1 Bruce Richardson
2019-02-06 17:08 ` [dpdk-dev] [PATCH v6 1/5] " Luca Boccassi
2019-02-06 17:08   ` [dpdk-dev] [PATCH v6 2/5] build: use dependency() instead of find_library() Luca Boccassi
2019-02-12 11:15     ` Thomas Monjalon
2019-02-12 11:31       ` Bruce Richardson
2019-02-12 11:36         ` Thomas Monjalon
2019-02-12 11:43           ` Bruce Richardson
2019-02-12 14:47             ` Thomas Monjalon
2019-02-12 15:03               ` Bruce Richardson
2019-02-12 16:21                 ` Thomas Monjalon
2019-02-13 10:49                   ` Luca Boccassi
2019-02-13 11:10                     ` Thomas Monjalon
2019-02-13 13:45                       ` Luca Boccassi
2019-02-13 11:48                     ` Luca Boccassi
2019-02-06 17:08   ` [dpdk-dev] [PATCH v6 3/5] build: reorder libraries and build eal before cmdline Luca Boccassi
2019-02-06 17:08   ` [dpdk-dev] [PATCH v6 4/5] build: use dependency() for libbsd instead of manual append to ldflags Luca Boccassi
2019-02-06 17:08   ` [dpdk-dev] [PATCH v6 5/5] build: use integers for numerical options Luca Boccassi
2019-02-08 14:44     ` Bruce Richardson
2019-02-13 11:54 ` [dpdk-dev] [PATCH v7 1/5] build: bump minimum Meson version to 0.47.1 Luca Boccassi
2019-02-13 11:54   ` [dpdk-dev] [PATCH v7 2/5] build: use dependency() instead of find_library() Luca Boccassi
2019-02-13 15:35     ` Bruce Richardson
2019-02-13 11:54   ` [dpdk-dev] [PATCH v7 3/5] build: reorder libraries and build eal before cmdline Luca Boccassi
2019-02-13 11:54   ` [dpdk-dev] [PATCH v7 4/5] build: use dependency() for libbsd instead of manual append to ldflags Luca Boccassi
2019-02-13 11:54   ` [dpdk-dev] [PATCH v7 5/5] build: use integers for numerical options Luca Boccassi
2019-02-26 17:46 ` [dpdk-dev] [PATCH v8 1/6] build: bump minimum Meson version to 0.47.1 luca.boccassi
2019-02-26 17:46   ` [dpdk-dev] [PATCH v8 2/6] build: use dependency() instead of find_library() luca.boccassi
2019-02-26 17:46   ` [dpdk-dev] [PATCH v8 3/6] build: reorder libraries and build eal before cmdline luca.boccassi
2019-02-26 17:46   ` [dpdk-dev] [PATCH v8 4/6] build: use dependency() for libbsd instead of manual append to ldflags luca.boccassi
2019-02-26 17:46   ` [dpdk-dev] [PATCH v8 5/6] build: use integers for numerical options luca.boccassi
2019-02-26 17:46   ` [dpdk-dev] [PATCH v8 6/6] build: use dependency for pcap and fallback to find_library luca.boccassi
2019-02-26 17:49     ` Luca Boccassi
2019-02-27  8:33       ` Thomas Monjalon
2019-02-27  9:47         ` Bruce Richardson
2019-02-27 10:50           ` Luca Boccassi
2019-02-27 10:56             ` Thomas Monjalon
2019-02-27 12:03               ` Luca Boccassi
2019-02-27 13:53                 ` Bruce Richardson
2019-02-28 17:40                   ` Bruce Richardson
2019-03-01 13:13                     ` Thomas Monjalon
2019-03-01 15:13                       ` Luca Boccassi
2019-03-01 13:22     ` Thomas Monjalon
2019-02-27 11:29   ` [dpdk-dev] [PATCH v8 1/6] build: bump minimum Meson version to 0.47.1 Thomas Monjalon

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