Le vendredi 20 décembre 2013 19:40:58 UTC+1, Volker Braun a écrit : > > The new developer manual explains how to use git and the new way to > package stuff. It should be in SAGE_ROOT/src/doct/output/en/developer. Feel > free to ask if you run into any problems... >
This is now trac#15561 <http://trac.sagemath.org/ticket/15561>, which needs review. > > Incidentally, it is *NOT* on our webpage ( > http://www.sagemath.org/doc/developer<http://www.google.com/url?q=http%3A%2F%2Fwww.sagemath.org%2Fdoc%2Fdeveloper&sa=D&sntz=1&usg=AFQjCNFFyFfaLtXYCOJ6oYDvq93clEz3sQ>). > > Harald, do we have a plan for updating the docs to Sage 6? > > > > On Friday, December 20, 2013 6:21:00 PM UTC, Emmanuel Charpentier wrote: >> >> Dear Volker, >> >> Le mercredi 18 décembre 2013 22:23:21 UTC+1, Volker Braun a écrit : >>> >>> I get the same error, btw. Your big machine machine has a better >>> freetype or more/different fonts. The error comes from libharfbuzz, the >>> f.d.o. OpenType shaper. Sage compiles its own freetype, but there are >>> different compile-time features in freetype that can easily conflict with >>> the system freetype. >>> >> >> Okay. Am I wrong in thinking that a newer version of freetype *might* >> work around the problem (the real solution, avoiding LD_LIBRARY_PATH, seems >> to involve a *lot* of work and is way above my current comprehension of >> sage sources) ? >> >> If so, does an adaptation of the sage developper's guide exist for the >> gi-supported versions of sage (6.0 and up) ? Creating a new spkg for 5.13 >> seems a bit futile now, and I checked that I could build sage 6.0. >> >> In other words, where can I find a bit of git handholding for integrating >> a "better" freetype in sage ? <Blush> I'm new to git </Blush>. >> >> I agree that another workaround might be to *remove* >> freetype-2.3.5-incompatible fonts from "big machine", but there might be >> hell to pay with other programs... >> >> >>> The double slashes are fine, // is identical to / in unix paths unless >>> it is an the beginning. >>> >> >> That's what I thought, but R's dyn.load might be different (however, >> trying to dyn.load R's X11 library with a corrected path gives the same >> result as with the original path). >> >>> >>> >>> >>> On Wednesday, December 18, 2013 8:23:51 PM UTC, Emmanuel Charpentier >>> wrote: >>>> >>>> A couple more data points : >>>> >>>> 1) on a smaller machine (but still amd64 and Debian testing), sage 5-13 >>>> compilation from sources gave me an R spkg that **has** graphics >>>> capabilities. But for the life of me, I can't pinpoint what is installed >>>> on >>>> the small machine that enables those capabilities and is lacking on the >>>> large one. Any hint ? >>>> >>>> 2) The compilation process leads to some strange hardcoded paths. On >>>> the large machine : >>>> >>>> charpent@asus16-ec:/usr/local/sage-5.13$ ./ssage -R >>>> bash: ./ssage: Aucun fichier ou dossier de ce type >>>> charpent@asus16-ec:/usr/local/sage-5.13$ ./sage -R >>>> >>>> R version 3.0.2 (2013-09-25) -- "Frisbee Sailing" >>>> Copyright (C) 2013 The R Foundation for Statistical Computing >>>> Platform: x86_64-unknown-linux-gnu (64-bit) >>>> >>>> R est un logiciel libre livré sans AUCUNE GARANTIE. >>>> Vous pouvez le redistribuer sous certaines conditions. >>>> Tapez 'license()' ou 'licence()' pour plus de détails. >>>> >>>> R est un projet collaboratif avec de nombreux contributeurs. >>>> Tapez 'contributors()' pour plus d'information et >>>> 'citation()' pour la façon de le citer dans les publications. >>>> >>>> Tapez 'demo()' pour des démonstrations, 'help()' pour l'aide >>>> en ligne ou 'help.start()' pour obtenir l'aide au format HTML. >>>> Tapez 'q()' pour quitter R. >>>> >>>> > capabilities() >>>> jpeg png tiff tcltk X11 aqua http/ftp sockets >>>> FALSE FALSE FALSE FALSE FALSE FALSE TRUE TRUE >>>> libxml fifo cledit iconv NLS profmem cairo >>>> TRUE TRUE TRUE TRUE TRUE FALSE FALSE >>>> Message d'avis : >>>> In doTryCatch(return(expr), name, parentenv, handler) : >>>> impossible de charger l'objet partagé >>>> '/usr/local/sage-5.13/local/lib/R//modules//R_X11.so': >>>> >>>> These doubled slashes are highly suspicious to me. ISTR having had the >>>> same problem with orther R packages (most notably with Rcpp-derived >>>> packages). >>>> >>>> /usr/lib/x86_64-linux-gnu/libharfbuzz.so.0: undefined symbol: >>>> FT_Face_GetCharVariantIndex >>>> > q("no") >>>> >>>> One can check that the needed module **is** here : >>>> >>>> charpent@asus16-ec:/usr/local/sage-5.13$ ls -l >>>> local/lib/R/modules/R_X11.so >>>> -rwxr-xr-x 1 charpent charpent 341761 déc. 18 20:11 >>>> local/lib/R/modules/R_X11.so >>>> >>>> and is at least of the expected type : >>>> >>>> charpent@asus16-ec:/usr/local/sage-5.13$ file >>>> local/lib/R/modules/R_X11.so local/lib/R/modules/R_X11.so: ELF 64-bit LSB >>>> shared object, x86-64, version 1 (SYSV), dynamically linked, >>>> BuildID[sha1]=3cbd90661223e67daad0172034908979e7633afa, not stripped >>>> charpent@asus16-ec:/usr/local/sage-5.13$ >>>> >>>> Any hint, anyone ? >>>> >>> -- You received this message because you are subscribed to the Google Groups "sage-support" group. To unsubscribe from this group and stop receiving emails from it, send an email to sage-support+unsubscr...@googlegroups.com. To post to this group, send email to sage-support@googlegroups.com. Visit this group at http://groups.google.com/group/sage-support. For more options, visit https://groups.google.com/groups/opt_out.