From mboxrd@z Thu Jan 1 00:00:00 1970 From: Yann E. MORIN Date: Sun, 21 Jul 2019 16:22:45 +0200 Subject: [Buildroot] [PATCH 1/1] package/libpng: allow selection of older libpng versions In-Reply-To: <20190721154928.11db1c4f@windsurf> References: <20190707165224.31438-1-paul@crapouillou.net> <20190721154928.11db1c4f@windsurf> Message-ID: <20190721142245.GA17009@scaer> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: buildroot@busybox.net Thomas, Paul, Al, On 2019-07-21 15:49 +0200, Thomas Petazzoni spake thusly: > On Sun, 7 Jul 2019 12:52:24 -0400 > Paul Cercueil wrote: > > By allowing building an older version of libpng, we can create Buildroot > > systems that are still binary-compatible with applications compiled with > > older Buildroot toolchains. > While I understand what you're trying to do, I'm not sure it's a > reasonable goal for Buildroot to be able to provide binary > compatibility between systems generated by different Buildroot > versions. We regularly update libraries to their latest upstream > versions, and sometimes they break the ABI compatibility. I don't think > we want to enter the game of ensuring that ABI compatibility is ensured > between Buildroot versions. Agreed. > If you're building a program with a given Buildroot SDK, it should be > executed on the Buildroot system that matches that SDK. Agreed. Regards, Yann E. MORIN. -- .-----------------.--------------------.------------------.--------------------. | Yann E. MORIN | Real-Time Embedded | /"\ ASCII RIBBON | Erics' conspiracy: | | +33 662 376 056 | Software Designer | \ / CAMPAIGN | ___ | | +33 561 099 427 `------------.-------: X AGAINST | \e/ There is no | | http://ymorin.is-a-geek.org/ | _/*\_ | / \ HTML MAIL | v conspiracy. | '------------------------------^-------^------------------^--------------------'