Re: [sage-devel] R graphics and pkg-config (trac #15742)

2014-05-02 Thread Francois Bissey
Well you know, from my point of view as sage-on-gentoo's lead, it is non-issue. It is only an issue for sage as an independent software suite put in a separate prefix on the system. But yes there are a couple of issues: 1) the easiest way to solve William's problem is to only install our own pkg-

Re: [sage-devel] R graphics and pkg-config (trac #15742)

2014-05-01 Thread Felix Salfelder
On Thu, May 01, 2014 at 07:18:18PM +, Francois Bissey wrote: > So we should either find the system folders in sage-env or patch our > pkgconfig source to search them automagically. fwiw: last year i figured out the following values to make the 'configurable sage ("the distribution")' work. PK

Re: [sage-devel] R graphics and pkg-config (trac #15742)

2014-05-01 Thread Volker Braun
I don't think there is a way to find out which path was compiled into the system pkg-config binary. We should just make our pkg-config a script that punts to the system pkg-config if the library is not in Sage. On Thursday, May 1, 2014 8:18:18 PM UTC+1, François wrote: > > That’s a serious i

Re: [sage-devel] R graphics and pkg-config (trac #15742)

2014-05-01 Thread Francois Bissey
That's a serious issue that Volker and I have overlooked when pushing for pkg-config. For those who don't the tipping point for inclusion was building recent matplotlib in OS X. matplotlib absolutely relies on using pkgconfig and all the previous work around failed with 1.3.1. At which point we dec

[sage-devel] R graphics and pkg-config (trac #15742)

2014-05-01 Thread William Stein
Hi, I just spent a while trying to figure out how to get R png graphics to work again in Sage-6.2rc0 on Ubuntu 14.04. Note that graphics worked fine with Sage-6.2beta1 on Ubuntu 12.04.Karl Dieter's many random posts around the web asking about this problem were helpful, though in this case th